CN102954539B - indoor unit for air-conditioning apparatus and air-conditioning apparatus including same - Google Patents

indoor unit for air-conditioning apparatus and air-conditioning apparatus including same Download PDF

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Publication number
CN102954539B
CN102954539B CN201210294770.2A CN201210294770A CN102954539B CN 102954539 B CN102954539 B CN 102954539B CN 201210294770 A CN201210294770 A CN 201210294770A CN 102954539 B CN102954539 B CN 102954539B
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Prior art keywords
shutter board
mentioned
blow
side end
outlet
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CN102954539A (en
Inventor
高守辉
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0011Indoor units, e.g. fan coil units characterised by air outlets
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0018Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0033Indoor units, e.g. fan coil units characterised by fans having two or more fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/15Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Flow Control Members (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
  • Duct Arrangements (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

The invention provides an indoor unit for an air-conditioning apparatus in which the discharge of dewdrops into a conditioned space that may occur in a cooling operation is suppressed, and an air-conditioning apparatus including the indoor unit. The indoor unit (100) includes a casing (1) having an air inlet (2) in an upper portion thereof and an air outlet (3) in a lower portion of a front face thereof, a fan (4), a heat exchanger (5), and a louver (10) configured to redirect air blown out of the air outlet (3) in a vertical direction. The louver (10) includes a main louver (11) and a sub-louver (12). In a state where the main louver (11) is level, the sub-louver (12) is provided below the main louver (11); a leeward end (12b) of the sub-louver (12) is positioned forward by a first predetermined distance with respect to a virtual perpendicular line (11c) passing through a windward end (11a) of the main louver (11); and a windward end (12a) of the sub-louver (12) is positioned rearward by a second predetermined distance with respect to the virtual perpendicular line (11c).

Description

The indoor set of air conditioner and comprise the air conditioner of this indoor set
Technical field
The present invention relates to the indoor set of air conditioner and comprise the air conditioner of this indoor set.
Background technology
In the indoor set of air conditioner in the past, propose there is the indoor set being configured for making the pressure fan of the air circulation of air-conditioning object space in indoor set by the fan of axial flow type or oblique flow type.As the indoor set of such air conditioner, such as, propose have that " indoor set 40 comprises: shell 1, and top is formed with suction inlet 2, is formed with blow-off outlet 3 on the downside of front face; The fan 4 of axial flow type or oblique flow type, is located at the downstream of the suction inlet 2 in shell 1; And heat exchanger 5, be located at the downstream of the fan 4 in shell 1 and the upstream side of blow-off outlet 3, carry out heat exchange for air and the cold-producing medium blown out from fan 4 " such indoor set (reference patent document 1).In addition, in the indoor set of air conditioner in the past, be also provided with at its blow-off outlet the above-below direction of the air that adjustment blows out from this blow-off outlet towards shutter board (in addition, being recorded by as blade in patent document 1).
Patent document 1:WO2010/089920 publication (specification digest, paragraph [0012], Fig. 1)
Summary of the invention
As the record of patent document 1, the fan of axial flow type or oblique flow type is located at the downstream of suction inlet and the upstream side of heat exchanger.In addition, the fan of axial flow type or oblique flow type configures with its air supply direction (being such as the rotating shaft direction of fan when the axial flow type fan) posture orthogonal with the suction inlet of shell upper.That is, in the indoor set in the past of fan employing axial flow type or oblique flow type, the air after have passed heat exchanger, namely flow into the air of blow-off outlet, easily become the air stream of the above-below direction along shell.Therefore, the indoor set in the past employing the fan of axial flow type or oblique flow type when adjust for utilizing shutter board the air from blow-off outlet blowout above-below direction towards, there is problem as described below.
That is, flowed into a part for the air of blow-off outlet owing to colliding with the upper surface part of shutter board, flowing towards (that is, from blow-off outlet blowout towards) adjusted.In addition, flow into air in the air of blow-off outlet, that do not collide with the upper surface part of shutter board, the air stream that utilization and the upper surface part of shutter board have been collided and the air stream with the lower surface portion along blow-off outlet, to be flowed by the mode of the lower surface portion of the shutter board that furthers.Now, for the indoor set in the past of fan employing axial flow type or oblique flow type, because the air fluid capacitance flowing into blow-off outlet easily becomes the air stream of the above-below direction along shell, so easily produce differential seat angle between the air flowing into blow-off outlet and the air flowed out from blow-off outlet, the air flowed in the lower surface portion of shutter board becomes easily to be peeled off from this lower surface portion.Therefore, when indoor set carries out cooling operation, shutter board is cooled by the cold air (air by cools down) collided with its upper surface part, the air being trapped in the heat of the air-conditioning object space of this stripping area of shutter board lower surface portion is cooled across shutter board, becomes and easily produces condensation in the lower surface portion (particularly stripping area) of shutter board.Thus, for the indoor set in the past of fan employing axial flow type or oblique flow type, because the dew being attached to the lower surface portion of shutter board becomes large by combining, there is water droplet and being easily blown out to the such problem of air-conditioning object space.
The present invention proposes in order to the problem solved as described above, its object is to provide a kind of and can suppress the indoor set of the air conditioner that water droplet blows out to air-conditioning object space when cooling operation and comprise the air conditioner of this indoor set.
The indoor set of air conditioner of the present invention comprises: shell, and top is formed with suction inlet, is formed with blow-off outlet on the downside of front face, pressure fan, is located in this shell, sucks air from above-mentioned suction inlet in above-mentioned shell, and from above-mentioned blow-off outlet to blow out air above-mentioned shell, heat exchanger, is located in above-mentioned shell, makes to be inhaled into air in above-mentioned shell and cold-producing medium carries out heat exchange, and shutter board, be located at above-mentioned blow-off outlet, adjust the above-below direction of the air blown out from this blow-off outlet towards, wherein, above-mentioned shutter board has the main shutter board of the tabular component rotated centered by the rotating shaft of the left and right directions along above-mentioned shell and secondary shutter board, under the state that the mode becoming level with the imaginary line linking downwind side end and weather side end is configured with above-mentioned main shutter board, above-mentioned secondary shutter board is configured in than above-mentioned main shutter board position on the lower, with respect to the imaginary vertical line of the weather side end of above-mentioned main shutter board, the downwind side end of above-mentioned secondary shutter board is configured in the position of weather side end the 1st predetermined distance on the front than above-mentioned main shutter board, the weather side end of above-mentioned secondary shutter board is configured in the position of weather side end the 2nd predetermined distance rearward than above-mentioned main shutter board.
In addition, air conditioner of the present invention comprises the indoor set of the air conditioner of the invention described above.
In the present invention, shutter board has the main shutter board of the tabular component rotated centered by the rotating shaft of the left and right directions along shell and secondary shutter board.And, under the state that the mode becoming level with the imaginary line linking downwind side end and weather side end is configured with main shutter board, secondary shutter board is configured in than main shutter board position on the lower, with respect to the imaginary vertical line of the weather side end of main shutter board, the downwind side end of secondary shutter board is configured in the position of weather side end the 1st predetermined distance on the front than main shutter board, and the weather side end of secondary shutter board is configured in the position of weather side end the 2nd predetermined distance rearward than main shutter board.Therefore, air in the air flowing into blow-off outlet, that do not collide with the upper surface part of main shutter board, collides with the upper surface part of secondary shutter board, becomes the air stream of the upper surface part along secondary shutter board.That is, the air collided with the upper surface part of secondary shutter board, by the lower surface portion of the main shutter board that furthers, becomes the air stream of the lower surface portion along main shutter board.Therefore, the air flowed in the lower surface portion of main shutter board is difficult to peel off from the lower surface portion of main shutter board.Therefore, can suppress to produce condensation in the lower surface portion of main shutter board during cooling operation, water droplet can be suppressed to blow out to air-conditioning object space.
In addition, objective for implementation of the present invention is not limited to the indoor set of the fan employing axial flow type or oblique flow type.That is, the present invention is not limited to the kind of pressure fan, can implement the indoor set comprising various pressure fan.
Such as, forming in the indoor set of pressure fan by cross flow fan, cross flow fan is located at the downstream (that is, between heat exchanger and blow-off outlet) of heat exchanger.Therefore, the indoor set employing cross flow fan makes the Air blowing direction of cross flow fan tilt, with employ axial flow type or oblique flow type fan indoor set compared with, easily make the direction of the air of inflow blow-off outlet be inclined to blow-off direction from blow-off outlet.But, because the direction of the air blown out from blow-off outlet changes, so the Air blowing direction of cross flow fan cannot be made consistent all the time with the direction of the air blown out to air-conditioning object space from blow-off outlet.That is, even if in the indoor set employing cross flow fan, also need to utilize shutter board to change the direction having flowed into the air of blow-off outlet.Therefore, even if in the indoor set employing cross flow fan, when the change angle of the air-flow direction brought by shutter board becomes large, the air stream of shutter board lower surface portion is peeled off, and produces condensation during cooling operation in shutter board lower surface portion.Further, the dew being attached to the lower surface portion of shutter board becomes large by combining, water droplet is blown out to air-conditioning object space.Thus, even if in the indoor set employing cross flow fan, the present invention is also very effective.
Accompanying drawing explanation
Fig. 1 is the longitudinal section of the indoor set of the air conditioner representing embodiments of the present invention 1.
Fig. 2 is the stereoscopic figure of the indoor set of the air conditioner representing embodiments of the present invention 1.
Fig. 3 is the key diagram of the shutter board of the indoor set of the air conditioner representing embodiments of the present invention 1.
Fig. 4 is the key diagram of the air flowing near the blow-off outlet of the indoor set of air conditioner for illustration of embodiments of the present invention 1.
Key diagram when Fig. 5 is the predetermined distance L4 of the shutter board of the indoor set of the air conditioner of setting embodiments of the present invention 1.
Fig. 6 is the longitudinal section of the indoor set of the air conditioner representing embodiments of the present invention 2.
Fig. 7 is the longitudinal section of another example of the indoor set of the air conditioner representing embodiments of the present invention 2.
Description of reference numerals
1, shell; 2, suction inlet; 3, blow-off outlet; 3a, upper surface part; 3b, lower surface portion; 4, fan; 5, heat exchanger; 6, cowling panel; 7, stop part; 10, shutter board; 11, main shutter board; 11a, weather side end; 11b, downwind side end; 11c, imaginary vertical line; 12, secondary shutter board; 12a, weather side end; 12b, downwind side end; 12c, imaginary vertical line; 13, rotating shaft; 14, rib; 100, indoor set.
Detailed description of the invention
Embodiment 1
Below, the concrete embodiment 1 of air conditioner of the present invention (being more specifically the indoor set of air conditioner) is described.In addition, in present embodiment 1, for the indoor set of on-wall type, the present invention is described.In addition, in present embodiment 1, for the indoor set being made up of pressure fan the fan of axial flow type or oblique flow type, the present invention is described.In addition, in the various figures, the situation that the shape, size etc. of each unit (or member of formation of each unit a) part is different is also had.
Fig. 1 is the longitudinal section of the indoor set of the air conditioner representing embodiments of the present invention 1.In addition, Fig. 2 is the stereoscopic figure representing this indoor set.In addition, Fig. 3 is the key diagram of the shutter board representing this indoor set.In addition, Fig. 3 (a) is the enlarged drawing of the shutter board 10 shown in Fig. 1.In addition, Fig. 3 (b) is the stereoscopic figure from the shutter board 10 shown in top view Fig. 3 (a), Fig. 3 (c) is the stereoscopic figure observing the shutter board 10 shown in Fig. 3 (a) from below.
Below, based on Fig. 1 ~ Fig. 3, the structure of indoor set 100 is described.In addition, in present embodiment 1, illustrate using the left side of Fig. 1 as the front face side of indoor set 100.
Indoor set 100 makes the freeze cycle of refrigerant circulation by utilizing, the air-conditioning object space supply Air Conditioning such as to indoor.Indoor set 100 mainly has: shell 1, is formed with the suction inlet 2 for internally sucking room air and the blow-off outlet 3 for supplying Air Conditioning to air-conditioning object space; Fan 4, is incorporated in this shell 1, sucks room air from suction inlet 2, and blow out Air Conditioning from blow-off outlet 3; Heat exchanger 5, is equipped on from fan 4 to the wind path of blow-off outlet 3, by being carried out heat exchange by cold-producing medium and room air and produced Air Conditioning; And shutter board 10, adjust from blow-off outlet 3 blow out Air Conditioning above-below direction towards.Suction inlet 2 opening is formed at the top of shell 1.Blow-off outlet 3 opening is formed at the bottom (more specifically on the downside of the front face of shell 1) of shell 1.
Fan 4 is disposed in the downstream of suction inlet 2 and the upstream side of heat exchanger 5, such as, be made up of axial flow type fan or oblique flow type fan.Here, generally speaking, the indoor set due to air conditioner is subject to the restriction of installation space, so cannot increase fan under most cases.Therefore, in present embodiment 1, in order to obtain the air quantity of hope, the fan 4 of the multiple suitable size of configuration side by side.More specifically, as shown in Figure 2, the left and right directions along shell 1 is set up in parallel 3 fans 4 to the indoor set 100 of present embodiment 1.
Heat exchanger 5 is configured in the downwind side of fan 4.The mode that this heat exchanger 5 becomes roughly Λ type with cross sectional shape is configured in shell 1.In addition, the cross sectional shape of heat exchanger 5 is only an example.Such as, the cross sectional shape of heat exchanger 5 can certainly be formed as roughly M type, roughly N-type etc.
Shutter board 10 is located at blow-off outlet 3, comprises main shutter board 11 and secondary shutter board 12.Main shutter board 11, in roughly writing board shape, configures in the mode of its length direction along the left and right directions of shell 1.Secondary shutter board 12 is also identical with main shutter board 11, in roughly writing board shape, configures in the mode of its length direction along the left and right directions of shell 1.These main shutter boards 11 are connected by rib 14 with the both ends of the left and right directions of secondary shutter board 12.In other words, in present embodiment 1, main shutter board 11 and secondary shutter board are integrally formed.In addition, in present embodiment 1, the width L2 of secondary shutter board 12 is formed little than the width L1 of main shutter board 11.
In addition, main shutter board 11 and secondary shutter board 12 also can become the shape of a little warpage in side cross-sectional.
The main shutter board 11 formed in this wise and secondary shutter board 12 become position relationship as described below.Specifically, as shown in Figure 3, main shutter board 11 and secondary shutter board 12 are in configuring substantially in parallel.Such as, main shutter board 11 and secondary shutter board 12 become the shape of a little warpage in side cross-sectional, the imaginary line linking the weather side end 11a of main shutter board 11 and downwind side end 11b with link the weather side end 12a of secondary shutter board 12 and the imaginary line of downwind side end 12b is almost parallel.In addition, in present embodiment 1, the predetermined distance L3 of main shutter board 11 and secondary shutter board 12 is made to be 5mm ~ 10mm.
In addition, when the mode becoming level with the imaginary line linking weather side end 11a and downwind side end 11b is configured with main shutter board 11, the downwind side end 12b of secondary shutter board 12, with respect to the imaginary vertical line 11c of the weather side end 11a of main shutter board 11, is configured in the position of the predetermined distance L4 in front.
In addition, when the mode becoming level with the imaginary line linking weather side end 11a and downwind side end 11b is configured with main shutter board 11, the weather side end 12a of secondary shutter board 12, with respect to the imaginary vertical line 11c of the weather side end 11a of main shutter board 11, is configured in the position of the predetermined distance L5 at rear.
In addition, in present embodiment 1, as shown in Figure 1, when the mode becoming level with the imaginary line linking weather side end 11a and downwind side end 11b is configured with main shutter board 11, namely, when the mode that the imaginary line linking weather side end 12a and downwind side end 12b becomes level is configured with secondary shutter board 12, with the end of the lower surface portion 3b of blow-off outlet 3 (downside end) the imaginary vertical line 12c with respect to the weather side end 12a of secondary shutter board 12, be configured in the mode of the position of the predetermined distance L6 in front, be formed with blow-off outlet 3(with reference to Fig. 1).
Here, predetermined distance L4 is equivalent to the 1st predetermined distance of the present invention, and predetermined distance L5 is equivalent to the 2nd predetermined distance of the present invention, and predetermined distance L6 is equivalent to the 3rd predetermined distance of the present invention.In addition, the concrete establishing method of these predetermined distances L4, L5, L6 is described in action specification described later.
In addition, be formed with the protuberance as rotating shaft 13 in the outside of the rib 14 of shutter board 10, these protuberances are such as rotatably supported in the side surface part of shell 1.That is, these main shutter boards 11 and secondary shutter board 12 utilize not shown motor etc., become the structure rotated centered by the rotating shaft 13 of the left and right directions along shell 1.
In addition, in the indoor set 100 of present embodiment 1, in order to the outlet side of the air guiding blow-off outlet 3 by having flowed into blow-off outlet 3, be also provided with cowling panel 6 at the upper surface part 3a of blow-off outlet 3.
(action specification)
Then, the action of the indoor set 100 formed in this wise is described.
Rotated by drive fan 4, room air is inhaled in shell 1 from suction inlet 2.This room air is blown out by fan 4, flows into the heat exchanger 5 being configured at downstream.The room air having flowed into heat exchanger 5 by the refrigerant cools of flowing in heat exchanger 5, becomes Air Conditioning when cooling operation, when heating running by the refrigerant heat of flowing in heat exchanger 5, becomes Air Conditioning, flows into blow-off outlet 3.Then, namely the Air Conditioning having flowed into blow-off outlet 3 utilizes shutter board 10(, main shutter board 11 and secondary shutter board 12) and adjust above-below direction towards, be blown from blow-off outlet 3 to air-conditioning object space (that is, shell 1 outer).Now, the flowing of air near blow-off outlet 3 becomes as shown in Figure 4.
Fig. 4 is the key diagram of the air flowing near the blow-off outlet of the indoor set of air conditioner for illustration of embodiments of the present invention 1.In addition, this Fig. 4 is the sectional view of the section identical with Fig. 1.
The fan 4 of axial flow type or oblique flow type is configured with its air supply direction (such as, when axial flow type fan for the rotating shaft direction of the fan) posture orthogonal with the suction inlet 2 on shell 1 top.Therefore, have passed the Air Conditioning after heat exchanger 5, although by flow direction slight variations during heat exchanger 5, easily become the air stream of the above-below direction along shell 1 on the whole.Thus, although the Air Conditioning having flowed into blow-off outlet 3 utilizes cowling panel 6, its direction bends to the outlet side of blow-off outlet 3, at the upstream side of shutter board 10, still becomes close to the state along the air stream of the above-below direction of shell 1.Therefore, the Air Conditioning having flowed into blow-off outlet 3 flows as described below.
That is, the Air Conditioning near the upper surface part 3a having flowed into blow-off outlet 3, utilizes cowling panel 6, and the outlet side to blow-off outlet 3 bends, and in addition, owing to being pushed away by air stream 9B described later, the upper surface part 3a along blow-off outlet 3 flows (the air stream 9A of Fig. 4).In 9A position rearward of flowing than air, the upper surface part of the part and main shutter board 11 that have flowed into the Air Conditioning of blow-off outlet 3 is collided, and becomes the air stream (the air stream 9B of Fig. 4) of the upper surface part along main shutter board 11.In 9B position rearward of flowing than air, the part having flowed into the Air Conditioning of blow-off outlet 3 is not collided with the upper surface part of main shutter board 11 and flows.
Now, this air is for becoming the air stream of the lower surface portion along main shutter board 11, but there is differential seat angle in the direction (that is, the direction of the Air Conditioning blown out from blow-off outlet 3) of the flowing of this air and main shutter board 11, can peel off from the lower surface portion of main shutter board 11.Therefore, when indoor set 100 carries out cooling operation, main shutter board 11 is by the cold Air flow collided with its upper surface part, the room air being trapped in the heat of the stripping area of the lower surface portion of main shutter board 11 is cooled across main shutter board 11, easily produces condensation in the lower surface portion (particularly stripping area) of main shutter board 11.Thus, when the dew of the lower surface portion being attached to main shutter board 11 becomes large by combining, water droplet can be blown out to indoor.
But, owing to being provided with secondary shutter board 12 in present embodiment 1, so a part for the Air Conditioning of not colliding with the upper surface part of main shutter board 11, collide with the upper surface part of secondary shutter board 12, become the air stream (the air stream 9C of Fig. 4) of the upper surface part along secondary shutter board 12.That is, and the upper surface part of secondary shutter board 12 Air Conditioning of having collided flow between main shutter board 11 and secondary shutter board 12, by the lower surface portion of the main shutter board 11 that furthers, become the air stream of the lower surface portion along main shutter board 11.Therefore, the Air Conditioning flowed in the lower surface portion of main shutter board 11 is difficult to peel off from the lower surface portion of main shutter board 11.Therefore, can suppress to produce condensation when cooling operation in the lower surface portion of main shutter board 11, water droplet can be suppressed to indoor blowout.Now, because the predetermined distance L3 of main shutter board 11 and secondary shutter board 12 is 5mm ~ 10mm, so be difficult to peel off between main shutter board 11 and secondary shutter board 12, the pressure loss of the Air Conditioning of flowing between main shutter board 11 and secondary shutter board 12 can be reduced in.That is, the wind path resistance between the main shutter board 11 of the wind path becoming air stream 9C and secondary shutter board 12 can be reduced.
In addition, in present embodiment 1, a part for the Air Conditioning of not colliding with the upper surface part of secondary shutter board 12, collides with the lower surface portion 3b of blow-off outlet 3, becomes the air stream (the air stream 9D of Fig. 4) of the lower surface portion 3b along blow-off outlet 3.That is, the Air Conditioning of having collided with the lower surface portion 3b of blow-off outlet 3, by the lower surface portion of the secondary shutter board 12 that furthers, becomes the air stream of the lower surface portion along secondary shutter board 12.Therefore, the Air Conditioning flowed in the lower surface portion of secondary shutter board 12 is difficult to peel off from the lower surface portion of secondary shutter board 12.Therefore, in secondary shutter board 12, also can suppress to produce condensation when cooling operation in its lower surface portion, water droplet can be suppressed further to indoor blowout.
In addition, as shown in Figure 5, along with shutter board 10(namely, main shutter board 11 and secondary shutter board 12) angle close in the vertical direction, predetermined distance L4 diminishes.Further, shutter board 10(namely, main shutter board 11 and secondary shutter board 12) angle further in the vertical direction close to time, predetermined distance L4 can be less than 0.That is, when side-looking, the weather side end 11a of main the shutter board 11 and downwind side end 12b of secondary shutter board 12 can become in the longitudinal direction and not overlap.On the other hand, along with shutter board 10(is, main shutter board 11 and secondary shutter board 12) angle close in the vertical direction, flow into blow-off outlet 3 Air Conditioning and from blow-off outlet 3 flow out Air Conditioning between differential seat angle diminish, so the stripping of the lower surface of main shutter board 11 be difficult to produce.Therefore, in present embodiment 1, flow into the angle of the Air Conditioning of blow-off outlet 3 (such as, be the rotating shaft direction of fan when fan 4 is axial flow type fan) and the angle of main shutter board 11, result from main shutter board 11 lower surface portion stripping area impact under, when becoming the angle towards indoor ejection water droplet, predetermined distance L4 becomes more than 0.Equally, in present embodiment 1, flow into the angle of the Air Conditioning of blow-off outlet 3 (such as, be the rotating shaft direction of fan when fan 4 is axial flow type fan) and the angle of secondary shutter board 12, result from secondary shutter board 12 lower surface portion stripping area impact under, when becoming the angle towards indoor ejection water droplet, predetermined distance L6 becomes more than 0.In addition, predetermined distance L5 is set by the width L2 of predetermined distance L4 and secondary shutter board 12.In addition, in present embodiment 1, become the mode of 0 with the predetermined distance L4 when horizontal line and main shutter board 11 angulation (α shown in Fig. 5) are the state of 55 °, configure main shutter board 11 and secondary shutter board 12.In other words, assuming that the angle flowing into the Air Conditioning of blow-off outlet 3 is vertical direction, becomes the mode of 0 with the predetermined distance L4 when vertical line and main shutter board 11 angulation are 35 °, configure main shutter board 11 and secondary shutter board 12.Equally, be the mode of 0 with the predetermined distance L6 when horizontal line and secondary shutter board 12 angulation are the state of 55 °, configure the end of the lower surface portion 3b of secondary shutter board 12 and blow-off outlet 3.In other words, assuming that the angle flowing into the Air Conditioning of blow-off outlet 3 is vertical direction, when being 35 ° with vertical line and secondary shutter board 12 angulation, predetermined distance L6 is the mode of 0, configures the end of the lower surface portion 3b of secondary shutter board 12 and blow-off outlet 3.
Above, in the indoor set 100 formed as present embodiment 1, form shutter board 10 by main shutter board 11 and secondary shutter board 12.And, when the mode becoming level with the imaginary line linking weather side end 11a and downwind side end 11b is configured with main shutter board 11, the downwind side end 12b of secondary shutter board 12, with respect to the imaginary vertical line 11c of the weather side end 11a of main shutter board 11, is configured in the position of the predetermined distance L3 in front.Therefore, can suppress to produce condensation when cooling operation in the lower surface portion of main shutter board 11, water droplet can be suppressed to indoor blowout.
In addition, because the width L2 of secondary shutter board 12 is less than the width L1 of main shutter board 11, even if so when the lower surface portion of secondary shutter board 12 creates condensation, the dew being attached to the lower surface portion of secondary shutter board 12 is also difficult to become large, and water droplet can be suppressed further to indoor blowout.
In addition, when the mode becoming level with the imaginary line linking weather side end 12a and downwind side end 12b is configured with secondary shutter board 12, in the mode that the end of the lower surface portion 3b of blow-off outlet 3 (downside end) is configured in the position of the predetermined distance L6 in front with respect to the imaginary vertical line 12c of the weather side end 12a of secondary shutter board 12, be formed with blow-off outlet 3.Therefore, even if in secondary shutter board 12, also can suppress to produce condensation when cooling operation in its lower surface portion, water droplet can be suppressed further to indoor blowout.
In addition, because be provided with cowling panel 6 at the upper surface part 3a of blow-off outlet 3, so the Air Conditioning having flowed into blow-off outlet 3 utilizes cowling panel 6 to bend to the outlet side of blow-off outlet 3, therefore, the differential seat angle flowed between the Air Conditioning of blow-off outlet 3 and the Air Conditioning flowed out from blow-off outlet 3 diminishes.Therefore, can suppress further to produce condensation when cooling operation in the lower surface portion of main shutter board 11 and secondary shutter board 12, water droplet can be suppressed further to indoor blowout.
In addition, in present embodiment 1, make the rotating shaft of main shutter board 11 and the rotating shaft of secondary shutter board 12 be same rotating shaft 13, but the rotating shaft of main shutter board 11 and the rotating shaft of secondary shutter board 12 also can be made to be different rotating shafts.That is, even if the rotating shaft of main shutter board 11 and the rotating shaft of secondary shutter board 12 are different rotating shafts, as long as configure main shutter board 11 and secondary shutter board 12 with above-mentioned position relationship, just the effect shown in present embodiment 1 can be obtained.
In addition, in present embodiment 1, the present invention is described for the indoor set 100 comprised as the fan 4 of axial flow type fan or oblique flow type fan, but, certainly independently can implement the present invention with the kind of the fan being loaded into indoor set.Namely, kind due to the indoor set and fan that comprise shutter board independently changes the direction of the air blown out from blow-off outlet, so when the change angle of the air-flow direction utilizing shutter board to bring becomes large, the flowing of shutter board lower surface portion is peeled off, and can produce condensation when cooling operation in shutter board lower surface portion.Further, because the dew being attached to the lower surface portion of shutter board becomes large by combining, water droplet is blown out to air-conditioning object space.Thus, the present invention, in the whole indoor set comprising shutter board, suppresses water droplet to being effective during the blowout of indoor.
Embodiment 2
In the past, from the view point of raising aesthetic appearance, when indoor set is not in operating condition, sometimes block blow-off outlet by shutter board.In the indoor set 100 comprising main shutter board 11 and secondary shutter board 12, block blow-off outlet 3 as shown in the following.In addition, in present embodiment 2, for the not special project described, same with embodiment 1, the identical Reference numeral of identical function and structure is represented.In addition, said in present embodiment 2 " blocking ", represents the inside of being blocked indoor set by shutter board, is not to represent the blow-off outlet fully being blocked indoor set by shutter board.
In the indoor set 100 shown in embodiment 1, shutter board 10 is rotated, blocks blow-off outlet 3 by shutter board 10.In this case, as the direction of rotation of shutter board 10, consider there is the direction of rotation of the lower surface portion 3b sideway swivel making the weather side end of shutter board 10 to blow-off outlet 3 (following, with reference to Fig. 1, this direction of rotation to be called clockwise).In addition, as the direction of rotation of shutter board 10, also consider there is the direction of rotation of the upper surface part 3a sideway swivel making the weather side end of shutter board 10 to blow-off outlet 3 (following, with reference to Fig. 1, this direction of rotation to be called counterclockwise).
Here, when making shutter board 10 be rotated clockwise, in the indoor set 100 in order to suppress the condensation of secondary shutter board 12 to make the downside end of blow-off outlet 3 forwards give prominence to, also secondary shutter board 12 is interfered with the lower surface portion 3b of blow-off outlet 3 sometimes, cannot cover blow-off outlet 3 by shutter board 10.
On the other hand, when covering blow-off outlet 3 when making shutter board 10 rotate counter-clockwise, in order to can't see in shell 1 from the downside of main shutter board 11, also sometimes need the position on the front, upper end be configured in by the weather side end 11a of main shutter board 11 than blow-off outlet 3.Under these circumstances, the weather side end 11a of main shutter board 11, one end, by the below of the upper end of blow-off outlet 3, is configured in the position on the front, upper end than blow-off outlet 3.Therefore, need to consider to prevent the weather side end 11a of main the shutter board 11 and upper surface part 3a of blow-off outlet 3 from interfering, the gap sometimes between the weather side end 11a of main shutter board 11 and the upper end of blow-off outlet 3 can become large.Thus, under these circumstances, sometimes see in shell 1 from this gap, aesthetic appearance is deteriorated.
Therefore, in present embodiment 2, cover blow-off outlet 3 by shutter board 10 as described below, aesthetic appearance is improved.
Fig. 6 is the longitudinal section of the indoor set of the air conditioner representing embodiments of the present invention 2.
As shown in Figure 6, the indoor set 100 of present embodiment 2 is configured to, and covers blow-off outlet 3 by making shutter board 10 rotate counter-clockwise.In addition, when the weather side end 11a of main shutter board 11 is relative with the upper end of blow-off outlet 3, form gap between, interfere with the upper surface part 3a of the weather side end 11a and blow-off outlet 3 that prevent main shutter board 11.Further, main shutter board 11 and secondary shutter board 12 rotate around same rotating shaft 13.Therefore, when making shutter board 10 rotate counter-clockwise, centered by rotating shaft 13, the weather side end 12a of secondary shutter board 12 rotates at the outer circumferential side of the weather side end 11a of main shutter board 11, and the weather side end 12a of secondary shutter board 12 contacts with the upper surface part 3a of blow-off outlet 3.Thus, because gap between the weather side end 11a of main shutter board 11 and the upper end of blow-off outlet 3 can be covered by secondary shutter board 12, so under the state not being in operating condition at indoor set, blow-off outlet 3 can be covered by shutter board 10 attractive in appearancely.Thus, the indoor set 100 formed as present embodiment 2 can improve the aesthetic appearance under the state that indoor set 100 is not in operating condition.
In addition, in figure 6, by making the weather side end 12a of secondary shutter board 12 directly touch the upper surface part 3a of blow-off outlet 3, shutter board 10 is stopped, but also can be as shown in Figure 7, being provided with the stop part 7 of prominent shape at the upper surface part 3a of blow-off outlet 3, by making the weather side end 12a of secondary shutter board 12 touch this stop part 7, shutter board 10 being stopped.Why like this, because when making shutter board 10 stop by making the weather side end 12a of secondary shutter board 12 directly touch the upper surface part 3a of blow-off outlet 3, the secondary weather side end 12a of the shutter board 12 and upper surface part 3a of blow-off outlet 3 becomes linear contact lay, therefore, both contacts site such as scale error, assembly error due to each part are different.Therefore, when making shutter board 10 stop by making the weather side end 12a of secondary shutter board 12 directly touch the upper surface part 3a of blow-off outlet 3, sometimes for each indoor set 100, the main shutter board of shutter board 10(11 and secondary shutter board 12) stop position different.
On the other hand, when making shutter board 10 stop by making the weather side end 12a of secondary shutter board 12 touch stop part 7, weather side end 12a and the stop part 7 of secondary shutter board 12 become point cantact.
Therefore, the main shutter board of shutter board 10(11 and secondary shutter board 12 that scale error, assembly error etc. due to each part cause can be reduced) the deviation of stop position.Thus, by making the weather side end 12a of secondary shutter board 12 touch stop part 7, shutter board 10 being stopped, the aesthetic appearance under the state that indoor set 100 is not in operating condition can be improved further.

Claims (8)

1. an indoor set for air conditioner, comprising:
Shell, top is formed with suction inlet, is formed with blow-off outlet on the downside of front face;
Pressure fan, is located in this shell, sucks air from above-mentioned suction inlet in above-mentioned shell, and from above-mentioned blow-off outlet to blow out air above-mentioned shell;
Heat exchanger, is located in above-mentioned shell, makes to be inhaled into air in above-mentioned shell and cold-producing medium carries out heat exchange; And
Shutter board, is located at above-mentioned blow-off outlet, adjust the above-below direction of the air blown out from this blow-off outlet towards,
It is characterized in that,
Above-mentioned shutter board has the main shutter board of the tabular component rotated centered by the rotating shaft of the left and right directions along above-mentioned shell and secondary shutter board,
Under the state that the mode becoming level with the imaginary line linking downwind side end and weather side end is configured with above-mentioned main shutter board,
Above-mentioned secondary shutter board is configured in than above-mentioned main shutter board position on the lower,
With respect to the imaginary vertical line of the weather side end of above-mentioned main shutter board, the downwind side end of above-mentioned secondary shutter board is configured in the position of weather side end the 1st predetermined distance on the front than above-mentioned main shutter board, the weather side end of above-mentioned secondary shutter board is configured in the position of weather side end the 2nd predetermined distance rearward than above-mentioned main shutter board
During side-looking, the width of above-mentioned secondary shutter board is less than the width of above-mentioned main shutter board.
2. an indoor set for air conditioner, comprising:
Shell, top is formed with suction inlet, is formed with blow-off outlet on the downside of front face;
Pressure fan, is located in this shell, sucks air from above-mentioned suction inlet in above-mentioned shell, and from above-mentioned blow-off outlet to blow out air above-mentioned shell;
Heat exchanger, is located in above-mentioned shell, makes to be inhaled into air in above-mentioned shell and cold-producing medium carries out heat exchange; And
Shutter board, is located at above-mentioned blow-off outlet, adjust the above-below direction of the air blown out from this blow-off outlet towards,
It is characterized in that,
Above-mentioned shutter board has the main shutter board of the tabular component rotated centered by the rotating shaft of the left and right directions along above-mentioned shell and secondary shutter board,
Under the state that the mode becoming level with the imaginary line linking downwind side end and weather side end is configured with above-mentioned main shutter board,
Above-mentioned secondary shutter board is configured in than above-mentioned main shutter board position on the lower,
With respect to the imaginary vertical line of the weather side end of above-mentioned main shutter board, the downwind side end of above-mentioned secondary shutter board is configured in the position of weather side end the 1st predetermined distance on the front than above-mentioned main shutter board, the weather side end of above-mentioned secondary shutter board is configured in the position of weather side end the 2nd predetermined distance rearward than above-mentioned main shutter board
When the mode becoming level with the imaginary line linking downwind side end and weather side end is configured with above-mentioned secondary shutter board,
The downside end of above-mentioned blow-off outlet is configured in the position of weather side end the 3rd predetermined distance on the front than above-mentioned secondary shutter board.
3. the indoor set of air conditioner according to claim 2, is characterized in that,
Above-mentioned main shutter board and above-mentioned secondary shutter board are integrally constituted and are formed and rotate with same rotating shaft,
When making above-mentioned main shutter board and above-mentioned secondary shutter board rotates centered by this rotating shaft, the weather side ends contact of above-mentioned secondary shutter board is to the upper surface part of above-mentioned blow-off outlet, and above-mentioned main shutter board and above-mentioned secondary shutter board cover above-mentioned blow-off outlet.
4. an indoor set for air conditioner, comprising:
Shell, top is formed with suction inlet, is formed with blow-off outlet on the downside of front face;
Pressure fan, is located in this shell, sucks air from above-mentioned suction inlet in above-mentioned shell, and from above-mentioned blow-off outlet to blow out air above-mentioned shell;
Heat exchanger, is located in above-mentioned shell, makes to be inhaled into air in above-mentioned shell and cold-producing medium carries out heat exchange; And
Shutter board, is located at above-mentioned blow-off outlet, adjust the above-below direction of the air blown out from this blow-off outlet towards,
It is characterized in that,
Above-mentioned shutter board has the main shutter board of the tabular component rotated centered by the rotating shaft of the left and right directions along above-mentioned shell and secondary shutter board,
Under the state that the mode becoming level with the imaginary line linking downwind side end and weather side end is configured with above-mentioned main shutter board,
Above-mentioned secondary shutter board is configured in than above-mentioned main shutter board position on the lower,
With respect to the imaginary vertical line of the weather side end of above-mentioned main shutter board, the downwind side end of above-mentioned secondary shutter board is configured in the position of weather side end the 1st predetermined distance on the front than above-mentioned main shutter board, the weather side end of above-mentioned secondary shutter board is configured in the position of weather side end the 2nd predetermined distance rearward than above-mentioned main shutter board
Cowling panel is provided with at the upper surface of above-mentioned blow-off outlet.
5. an indoor set for air conditioner, comprising:
Shell, top is formed with suction inlet, is formed with blow-off outlet on the downside of front face;
Pressure fan, is located in this shell, sucks air from above-mentioned suction inlet in above-mentioned shell, and from above-mentioned blow-off outlet to blow out air above-mentioned shell;
Heat exchanger, is located in above-mentioned shell, makes to be inhaled into air in above-mentioned shell and cold-producing medium carries out heat exchange; And
Shutter board, is located at above-mentioned blow-off outlet, adjust the above-below direction of the air blown out from this blow-off outlet towards,
It is characterized in that,
Above-mentioned shutter board has the main shutter board of the tabular component rotated centered by the rotating shaft of the left and right directions along above-mentioned shell and secondary shutter board,
Under the state that the mode becoming level with the imaginary line linking downwind side end and weather side end is configured with above-mentioned main shutter board,
Above-mentioned secondary shutter board is configured in than above-mentioned main shutter board position on the lower,
With respect to the imaginary vertical line of the weather side end of above-mentioned main shutter board, the downwind side end of above-mentioned secondary shutter board is configured in the position of weather side end the 1st predetermined distance on the front than above-mentioned main shutter board, the weather side end of above-mentioned secondary shutter board is configured in the position of weather side end the 2nd predetermined distance rearward than above-mentioned main shutter board
Above-mentioned main shutter board and above-mentioned secondary shutter board are configured to rotate with same rotating shaft,
When making above-mentioned main shutter board and above-mentioned secondary shutter board rotates centered by this rotating shaft, the weather side ends contact of above-mentioned secondary shutter board is to the upper surface part of above-mentioned blow-off outlet, and above-mentioned main shutter board and above-mentioned secondary shutter board cover above-mentioned blow-off outlet.
6. the indoor set of air conditioner according to claim 5, is characterized in that,
There is in the upper surface part of above-mentioned blow-off outlet the stop part of prominent shape,
The weather side end of above-mentioned secondary shutter board contacts with this stop part.
7. the indoor set of the air conditioner according to any one of claim 1 ~ 6, is characterized in that,
Above-mentioned pressure fan is made up of the fan of axial flow type or oblique flow type, and these fans are set up in parallel in the downstream of above-mentioned suction inlet,
Above-mentioned heat exchanger is configured in the downstream of multiple said fans.
8. an air conditioner, is characterized in that,
Comprise the indoor set of the air conditioner according to any one of claim 1 ~ 7.
CN201210294770.2A 2011-08-18 2012-08-17 indoor unit for air-conditioning apparatus and air-conditioning apparatus including same Active CN102954539B (en)

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JP2013040738A (en) 2013-02-28
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