CN1880872A - Air conditioner - Google Patents

Air conditioner Download PDF

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Publication number
CN1880872A
CN1880872A CNA2006101060749A CN200610106074A CN1880872A CN 1880872 A CN1880872 A CN 1880872A CN A2006101060749 A CNA2006101060749 A CN A2006101060749A CN 200610106074 A CN200610106074 A CN 200610106074A CN 1880872 A CN1880872 A CN 1880872A
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CN
China
Prior art keywords
draining
heat exchanger
air
heat exchange
supporting part
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Granted
Application number
CNA2006101060749A
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Chinese (zh)
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CN100472145C (en
Inventor
白川畅介
青藤诚哉
山根宏昌
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Toshiba Carrier Corp
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Toshiba Carrier Corp
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Publication of CN1880872A publication Critical patent/CN1880872A/en
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Publication of CN100472145C publication Critical patent/CN100472145C/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • 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
    • F24F13/22Means for preventing condensation or evacuating condensate
    • F24F13/222Means for preventing condensation or evacuating condensate for evacuating condensate

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)

Abstract

The air conditioner can guide the accumulate water easily from the secondary side of the draining pan to the primary side and avoid the direct invasion of air before heat exchange to the secondary side through the draining channel to ensure high heat exchange efficiency and high air conditioning performance. The air conditioner includes a box with air sucking inlet and air blow-out outlet, a blower inside the box to form heat exchange air flow path, a heat exchanger inside the air flow path, and a draining pan. The draining pan includes a heat exchanger bearer, a upstream connector and a downstream connector to hold the bearer, and the first draining flow path and the second draining flow path.

Description

Conditioner
Technical field
The present invention relates to a kind of internally-arranged type (built-in type) conditioner, it is installed in the ceiling dorsal part, is connected with air blow-off outlet on being located at ceiling via pipeline (duct).
Background technology
Bigger spaces such as shop are being carried out under the situation of air conditioning, comparing with the so-called on-wall type on being installed in indoor wall, the internally-arranged type that is installed in the ceiling dorsal part is more favourable.That is to say that this indoor set is connected with the air blow-off outlet more than or equal on being located at ceiling via pipeline, and heat exchange air can be blown out to indoorly, therefore can not cause constriction to the occupant.In addition, when the interior space is big,, the ceiling air blow-off outlet of suitable quantity is set dispersedly, just can seeks to carry out uniform air conditioning indoor according to its size.
The indoor set of above-mentioned internally-arranged type conditioner has pressure fan, heat exchanger and is located at the drain pan (drain pan) that this heat exchanger bottom is used for carrying heat exchanger in casing.Above-mentioned drain pan clamping the above-mentioned heat exchanger of carrying supporting part and at the upstream side (1 side) of heat exchange air stream and downstream (2 sides) formation draining (drain water) carrier.
In such structure,, heat-exchanged air is blown out to indoor by pipeline by forming freeze cycle running (refrigeration cycleoperation) and driving pressure fan.Be included in moisture in the room air and be accompanied by heat exchange and be condensed, thereby generate draining and drop onto in the drain pan downwards.
2 sides of more above-mentioned drain pan and the carrier of 1 side as can be known because the existence of the pressure differential that produces because of flowing resistance, 2 sides are accumulated draining than 1 side is easier.In addition, the difference of pipeline form during according to site operation also can make air quantity produce bigger change, and the air output of pressure fan is big more, and the water vent that accumulates in 2 sides is just many more, its result, and the bottom of heat exchanger will not had by water logging.
Because the bottom of heat exchanger is by the submergence of draining institute, so the heat exchanger effectiveness of heat exchanger reduces, performance descends.Along with the reduction of heat exchanger temperature, draining will glaciation, and according to the difference of condition, the ice that freezes grows up to bulk, might cause the breakage of heat exchanger itself at last.Moreover a part that accumulates in the draining of 2 sides in a large number also might be dispelled by air-supply, directly disperses to indoor with heat exchange air, thereby the comfortableness of air-conditioning is descended.
So following patent documentation discloses a kind of air conditioner, it has a draining tray, and its draining that utilizes the blast official post of heat exchanger to accumulate in 2 sides in a large number turns back to side smoothly 1 time, and can easily it be discharged to the outside.Specifically, it constitutes: the protuberance that the carrying heat exchanger is set in draining tray central authorities, in the downstream of protuberance (2 sides) the 1st groove is set, at upstream side (1 side) the 2nd groove than the 1st ditch groove depth is set, these the 1st grooves and the 2nd groove couple together by a plurality of ramp ways.
Patent documentation: open clear 62-176612 communique in fact.
According to above-mentioned patent documentation, along with the carrying out of heat exchange, the draining that flows down from heat-exchanger surface is subjected to the influence of pressure fan blast, accumulates in the 1st groove of the draining tray that is positioned at the downstream in a large number.These drainings import the 2nd groove that is positioned at upstream side by the ramp way that is located on the protuberance, and the drainpipe draining outside casing from being located at the 2nd channel side.
Yet, above-mentioned ramp way be located at connection from pressure fan through heat exchanger to the air-supply wind path of the straight line of air blow-off outlet.Therefore, though the most of air that blows out from pressure fan is imported into the heat exchanger, the shortcoming that it had is that portion of air enters ramp way and flows into the 1st groove that is positioned at 2 sides.
That is to say that portion of air is not carried out heat exchange in heat exchanger, just directly flow directly into 2 times side via ramp way, thereby cause the reduction of heat exchanger effectiveness.Moreover a part that imports the draining of ramp way might directly blow to indoor along with the heat exchange air stream in the air-supply wind path from the air blow-off outlet.
Summary of the invention
The present invention is conceived to above-mentioned situation and finishes, its purpose is to provide a kind of conditioner, side that it will be subjected to influenced by wind pressure and the draining that accumulates in 2 sides of drain pan is in a large number successfully led 1 time, can carry out the draining of draining effectively handles, and prevent that the air that does not carry out heat exchange from directly invading side 2 times via the draining runner, thereby heat exchanger effectiveness and heat pump performance are improved.
For solving the above problems and reaching above-mentioned purpose, conditioner of the present invention comprises: casing, and it has air suction inlet and air blow-off outlet; Pressure fan, it is housed in this casing, and is formed with the heat exchange air stream, and wherein said heat exchange air stream is drawn into heat exchange air in the casing from air suction inlet along with the driving of pressure fan, blows out from the air blow-off outlet then; Heat exchanger, it is positioned on the heat exchange air stream; And drain pan, it is located at the bottom of heat exchanger, and is carrying heat exchanger; Described drain pan comprises: the supporting part of carrying heat exchanger; Clamping this supporting part and 2 side draining carriers being positioned at 1 side draining carrier both sides, that be positioned at heat exchange air stream upstream side and being positioned at heat exchange air stream downstream; Draining stream that the draining that guides 2 side draining carriers to be received is temporarily flowed out outside supporting part from the both sides of supporting part and 1 side draining carrier of guiding after walking around supporting part.
According to the present invention, can make draining successfully carry out draining and handle, can prevent that the air that does not carry out heat exchange from invading via the draining runner, thereby produce such as making heat exchanger effectiveness and the heat pump performance effect being improved.
Description of drawings
Fig. 1 is the key diagram of installment state of the conditioner indoor set of one embodiment of the invention.
Fig. 2 is the constructed profile of the conditioner indoor set of same embodiment.
Fig. 3 is the stereogram of the drain pan among the same embodiment.
Fig. 4 is the plane of the drain pan among the same embodiment.
Fig. 5 is among the same embodiment, be used for illustrating stereogram the 1st draining stream on the drain pan, that see from mutually different direction.
Fig. 6 is among the same embodiment, be used for illustrating stereogram the 2nd draining stream on the drain pan, that see from mutually different direction.
Symbol description:
11 air suction inlets, 12 blow-off outlets
1 casing R heat exchange air stream
8 pressure fans, 9 heat exchangers
10 drain pans, 20 supporting parts
22 2 side drainings of 21 1 side draining carriers carrier
27 the 1st draining streams 28 the 2nd draining stream
25 the 1st protuberances 26 the 2nd protuberance
The specific embodiment
With reference to the accompanying drawings, describe with regard to embodiments of the invention.
Fig. 1 is the key diagram of installment state of the internally-arranged type conditioner indoor set of one embodiment of the invention.Fig. 2 is the constructed profile of conditioner indoor set.
Each face of casing 1 forms through sheet metal processing by sheet metal, forms heat insulation structural by set not shown heat-barrier material on inner surface.Casing 1 among Fig. 1 forms Sheet Rectangular case shape structure, wherein the size of length direction X less than with the direction of length direction X quadrature, be the size of the positive and negative direction (hereinafter referred to as " width Y ") of paper, and the length of (vertically) direction is less up and down.
On the two sides of the directions X of casing 1, respectively be provided with a pair of erecting tools 2, hold bar 4 inserting on these erecting tools 2 and be mounted with from being located on the beam material 3 on the ceiling dorsal part T vertically disposed hanging.It is between beam material 3 and the ceiling 5 that casing 1 is located in the ceiling dorsal part T.
On roughly half the extension position of length direction X in casing 1, spread all over the width Y of casing 1 and be provided with dividing plate 6.Casing 1 inside is divided into 2 Room 7A, 7B by dividing plate 6, and a chamber (chamber, right side among the figure) is called Machine Room 7A, contains pressure fan 8 here.To be called the 7B of heat exchanger chamber by another chamber (chamber, left side among the figure) that dividing plate 6 is divided, contain heat exchanger 9 here, below this heat exchanger 9, dispose drain pan 10.
On the lower surface of above-mentioned Machine Room 7A, offer air suction inlet 11, on the front of the above-mentioned 7B of heat exchanger chamber (left surface among the figure), offer air blow-off outlet 12.Under above-mentioned casing 1 is mounted on state on the ceiling dorsal part T, on above-mentioned air suction inlet 11, connecting intake line 13, on above-mentioned air blow-off outlet 12, connecting more than or equal to one blow out pipeline 14.。
Above-mentioned intake line 13 is connected with decoration aperture plate (decorated grill) 16 on being installed in the installing port 15 that is opened on the ceiling 5.According to the size between beam material 3 and the ceiling 5, make the air suction inlet 11 that is located on the casing 1 directly mutually opposed sometimes with the installing port 15 of ceiling 5.At this moment, certainly intake line 13 omissions will be decorated aperture plate 16 is installed on the installing port 15.
Above-mentioned discharge pipe 14 usually be located at ceiling 5 on not shown ceiling air blow-off outlet more than or equal to one be communicated with.That is to say that the heat exchange air of deriving from casing 1 is blowed to indoor by above-mentioned ceiling air blow-off outlet by blowing out pipeline 14, thereby carry out indoor air conditioning.In addition, under indoor bigger situation, the ceiling air blow-off outlet of right quantity is set dispersedly, according to size to realize indoor uniform air conditioning.
The pressure fan 8 that is housed among the above-mentioned Machine Room 7A possesses the fan motor (fan motor) of not shown twin shaft at central portion, and this fan motor is two motors that stretch out rotating shaft from its both sides.On each rotating shaft, link have along with rotation from axial suction air, to two fans that circumferentially blow out this mode (so-called multiple-blade type fan) 17, and each fan 17 is centered on by blower-casting (fan casing) 18.
On the side end of the dividing plate 6 of said fans housing 18, be formed with and blow out nozzle 18a, blow out nozzle 18a and be connected with connected entrance 19 in dividing plate 6 upper sheds.Therefore, connected entrance 19 can will blow out wind that nozzle 18a blows out directly to the above-mentioned 7B of heat exchanger chamber side air-supply guiding from blower-casting 18 by fan 17.
The heat exchanger 9 that is housed among the above-mentioned 7B of heat exchanger chamber disposes not shown end plate on its both side ends, be disposed with multi-disc aluminium radiator fin (aluminum fin) 9a in the spaced apart predetermined gap of these end plates, heat exchanger 9 is to be through with many heat-transfer pipe 9b and finned tube type (fin-tube type) heat exchanger that constitutes on two end plates and aluminium radiator fin 9a.Above-mentioned heat exchanger 9 is carried on the above-mentioned drain pan 10 with the posture of upper and lower to oblique inclination, and two end plates is fixed on the casing 1 via not shown fixed head.
This is installed on aspect the relation on the ceiling dorsal part T at casing 1, need shorten the above-below direction size of casing 1 as far as possible and seeks the slimming of casing 1, thereby the above-below direction size of heat exchanger 9 can not be set at enough length.On the other hand, must guarantee the heat exchange area of heat exchanger 9 as much as possible, to seek the raising of heat exchanger effectiveness.Therefore, become inclination attitude, limited the above-below direction size and can be housed in the slim casing 1, and can guarantee enough heat exchange areas by making heat exchanger 9.
Above-mentioned drain pan 10 for example is the moulding product that obtained by the foaming of polystyrene resin foaminess synthetic resin such as (styrol resin) material, and its upper face side is covered (coating) by acrylonitrile-butadiene-styrene resin (ABS resin) synthetic resin materials such as (acrylonitrile-butadiene-styrene resin).The size of drain pan 10 length direction X and width Y and the length direction X of the 7B of heat exchanger chamber and the size of width Y form roughly the same.Therefore, under the state that drain pan 10 is installed on the 7B of heat exchanger chamber, drain pan 10 spreads all over whole of the 7B of heat exchanger chamber, embeds with state almost very close to each other.
Be described in detail with regard to above-mentioned drain pan 10 below.Fig. 3 is the stereogram of drain pan 10, and Fig. 4 is the plane of drain pan 10.
Above-mentioned drain pan 10 be owing to will be embedded among the 7B of heat exchanger chamber, thus form it into the width Y of casing 1 compare, the rectangle of growing crosswise that length direction X is extremely short.The whole periphery that spreads all over this drain pan 10 is provided with side wall portion 10a~10d that even formation exceeds size.That is to say that the size of side wall portion 10a~10d from the bottom surface to the upper surface that forms drain pan 10 profiles is uniform along whole periphery.
The bottom surface sections that is made of the side wall portion 10a~10d of drain pan 10 comprises: supporting part 20, formed 1 the side draining carrier 21 in both sides and 2 side draining carriers 22 of this supporting part 20 and be formed at these supporting parts 20 and the resettlement section 23 of 1,2 side draining carrier 21,22 sidepiece in clamping.
In more detail, as shown in Figure 2, under the state that heat exchanger 9 is carried on the supporting part 20, clamping this supporting part 20 and at the upstream side of heat exchange air stream R described later side draining carrier 21 is set 1 time, and side draining carrier 22 is set 2 times in the downstream of heat exchange air stream R.Above-mentioned heat exchanger 9 is oblique to 22 inclinations of 2 side draining carriers from supporting part 20, and the part of its underpart side is come out to 1 side draining carrier 21 is side-prominent.
Return Fig. 3, Fig. 4, the side wall portion 10a of above-mentioned supporting part 20 and broad ways Y, the interval that 10b separates regulation and be provided with concurrently form needed minimal width for obtuse angle, the lower end portion of carrying heat exchanger 9.One end a of supporting part 20 is set to: across resettlement section 23 and separate the interval of regulation with the side wall portion 10c in left side, other end b is set to: separate narrow and small gap with the side wall portion 10d on right side among the figure.Along the upper surface of supporting part 20, the padded coaming of jetty as the straight shape with height dimension to a certain degree is installed, it can carry heat exchanger 9 under the state that has alleviated the mechanical burden of heat exchanger 9.
The depth dimensions of 1 side draining carrier 21 equals from the distance of upper surface to the 1 time side draining carrier 21 of each side wall portion 10c, 10b, the depth dimensions of 2 side draining carriers 22 equals from the distance of upper surface to the 2 time side draining carrier 22 of each side wall portion 10c, 10d, and the depth dimensions of formed 1 side draining carrier 21 is bigger than the depth dimensions of 2 side draining carriers 22.In addition, 2 times side draining carrier 22 is formed obliquely, and supporting part 20 sides are the darkest, towards shoaling gradually with supporting part 20 side wall portion 10a of opposite disposed on length direction X.
In other words, above-mentioned supporting part 20 forms to such an extent that the darkest position is provided with along 2 side draining carriers 22.And as top narrate, even the darkest part of 2 side draining carriers 22, also the depth dimensions than above-mentioned 1 side draining carrier 21 is shallow, thereby forms one section downward end difference from supporting part 20 to 2 side draining carriers 22.
In the both sides of the width Y of 2 times such side draining carriers 22, be equipped with mutually different the 1st protuberance 25 of shape and the 2nd protuberance 26.Above-mentioned the 1st protuberance 25 one are formed with agley: with the end a of above-mentioned supporting part 20 separate regulation the interval and opposed and with figure in the left side the parallel part of side wall portion 10c, with the parallel part of upside side wall portion 10a; And be the shape of falling L.The end b of above-mentioned the 2nd protuberance 26 and supporting part 20 separates the interval of regulation and opposed, and is provided with as the crow flies along the side wall portion 10a on right side.
Interval between the upper surface of the 1st and the 2nd protuberance 25,26 and the upper surface of side wall portion 10c, 10d is formed uniformly on whole length, on the other hand, as top narrate, 2 times side draining carrier 22 is skewed, its in supporting part 20 sides for the darkest, therefore, the formed the 1st and the 2nd protuberance 25,26 is the highest in supporting part 20 sides, and shoals gradually towards the side wall portion 10a of opposite disposed on length direction X.
Fig. 5 (A), 5 (B) are the stereograms side end 25a of the 1st protuberance 25 and near position thereof, that see from mutually different direction, and Fig. 6 (A), 6 (B) are the stereograms side end 26a of the 2nd protuberance 26 and near position thereof, that see from mutually different direction.
Side end 25a, the 26a of the 1st and the 2nd protuberance 25,26 and end a, the b of supporting part 20 separate predetermined gap and are opposed, and become the inclined plane that is formed obliquely to the bottom surface from the upper surface.The upper surface of the 1st protuberance 25 is equipped with containment member (sealing structure) d, and the side end 26a at the 2nd protuberance 26 also is equipped with containment member d at least.The angle of inclination on inclined plane that forms side end 25a, 26a is consistent with the angle of inclination of heat exchanger 9 on being carried on supporting part 20, and heat exchanger 9 is connected on side end 25a, the 26a of the 1st and the 2nd protuberance 25,26 by described containment member d.In addition, heat exchanger 9 at the length dimension on the Y direction greater than the gap between the 1st and the 2nd protuberance 25,26.
The gap that forms between the end a of the side end 25a of one sidepiece of 2 side draining carriers 22 and 1 side draining carrier 21 by the 1st protuberance 25 and supporting part 20 is communicated with.The gap that forms between these members is referred to as the 1st draining stream 27.In addition, the gap that forms between the end b of side end 26a, the side wall portion 10a of the other side of 2 side draining carriers 22 and 1 side draining carrier 21 by the 2nd protuberance 26 and supporting part 20 is communicated with.The gap that forms between these members is referred to as the 2nd draining stream 28.
Especially as shown in Figure 2, under above-mentioned heat exchanger 9 was carried on state on the supporting part 20, because heat exchanger 9 is connected on the side end 25a of the 1st protuberance 25, thereby the superjacent air space of the 1st draining stream 27 became the pipeline that is stopped up by heat exchanger 9.In addition, owing to heat exchanger 9 is connected on the inclined plane 26a of the 2nd protuberance 26, thereby the superjacent air space of the 2nd draining stream 28 also becomes the pipeline that is stopped up by heat exchanger 9.
But the side end 25a of the end a of supporting part 20 and the 1st protuberance 25 is substantially on same straight line, thereby the 1st draining stream 27 just becomes the linearity pipeline that extends to the Y direction.The end b of supporting part 20 is in and the side of the 2nd protuberance 26 and the spaced position of inner surface of sidewall 10b, thereby the 2nd draining stream 28 just becomes the pipeline that is wedge-like (L shape) in plan view.
Accommodating not shown draining pump, expansion valve and pipe arrangement class by above-mentioned the 1st protuberance 25 with the resettlement section 23 that left side wall 10c is surrounded.Under these parts were housed in state in the resettlement section 23, resettlement section 23 was similarly surrounded by not shown left side fixed head.That is to say that above-mentioned left side fixed head is the sheet metal that is the shape of falling L in plan view, have from the upper surface of the 1st protuberance 25, and be fixed on the end plate of the left plate of casing 1 and heat exchanger 9 to the height dimension of casing 1 ceiling inboard.
The end face that the left side fixed head is positioned at heat exchanger 9 sides is and the corresponding inclined plane of the inclination attitude of heat exchanger 9.By drain pan 10 is fixed on the casing 1, the upper surface of the 1st protuberance 25 and the lower surface of left side fixed head are connected by containment member d.Come 2 sides of the space of resettlement section 23 and the 7B of heat exchanger chamber are spaced apart by this left side fixed head.
In addition, the right side end plate of heat exchanger 9 is fixed on the casing 1 by not shown right side fixed head.By above-mentioned left side fixed head, right side fixed head and heat exchanger 9 that 1 side space and 2 sides of the 7B of heat exchanger chamber are spaced apart next, these spaces are communicated with by the gap and the 1st between the aluminium radiator fin 9a of heat exchanger 9, the 2nd drainage channel 27,28.
Near the 1st, the 2nd draining stream 27,28, with the opposed side wall portion 10c of the width Y of 1 side draining carrier 21,10d on, be respectively arranged with discharge outlet 29.On each discharge outlet 29, be equipped with to foreign side from side wall portion 10a and connect with mouth body 30 to connect not shown scupper hose (drain hose).That is to say that the draining that accumulates in 1 side draining carrier 21 is drained via connecting with mouthful body 30 and scupper hose from left and right sides discharge outlet 29.
In fact, after on the regulation position that casing 1 is installed in ceiling dorsal part T, test (test) and make and fall under water on 1 side draining carrier 21, adjust the mounting position of casing 1, so that water flows to a side that connects scupper hose.Difference according to circumstances, scupper hose is connected to water, and the connection of flow side is with on mouthful body 30 more, and the connection of less side is stopped up with mouth body 30 usefulness keys.
As the indoor set of the conditioner of such formation, if carry out the freeze cycle running and drive pressure fan 8, then room air imports via the heat exchange air stream R that decorates aperture plate 16 and air suction inlet 11 and form in the casing 1.Specifically, heat exchange air is inhaled into the 7A of Machine Room from air suction inlet 11, via blower-casting 18 that constitutes pressure fan and the connected entrance 19 that is located on the dividing plate 6, is directed among the 7B of heat exchanger chamber.
Heat exchange air carries out heat exchange towards being carried on the whole length that heat exchanger 9 on the drain pan 10 blew out and flowed through width Y with the cooling medium that is directed in the heat exchanger 9.Be directed into air blow-off outlet 12 with heat exchange air after heat exchanger 9 heat exchanges and blow out to indoor, thereby form indoor air-conditioning effect via pipeline 14.
In addition, make a general survey of heat exchange air flowing in drain pan 10, then, arrive supporting part 20 then, blow out to blow-off outlet 12 by 2 side draining carriers 22 from supporting part 20 then at first by 1 side draining carrier 21.Therefore, heat exchange air stream R forms according to the order of 1 side draining carrier 21=>supporting part 20=>2 time side draining carrier 22.
When cooling operation, generate draining along with the heat exchange action of heat exchanger 9, drop onto on the drain pan 10.On the other hand, pressure fan 8 is driven and carries heat exchange air along heat exchange air stream R.
In general, the draining meeting that forms on the heat exchanger 9 drops onto 1 side draining carrier 21 along heat exchanger 9 on, be carried on the drain pan 10 heat exchanger 9 as top narrate, its overwhelming majority is to be provided with obliquely with 2 side draining carrier 22 opposed modes, 1 time side draining carrier 21 is arranged on upstream side, 2 times side draining carrier 22 is arranged on the downstream, therefore, if air quantity is more or the generation of draining is more, the amount that then drops onto 2 drainings on the side draining carrier 22 is more than dropping onto 1 draining on the side draining carrier 21.
Drop onto 1 draining on the side draining carrier 21 and be discharged to the outside via connecting with mouth body 30 and scupper hose from the discharge outlet 29 of drain pan 10.Dropping onto 2 drainings on the side draining carrier 22 flows to the direction of the supporting part 20 that is located at the inclination lower end, because this supporting part 20 is the jettys with certain altitude, be set to the length with the same length of the width Y of 2 side draining carriers 22, thereby draining is stopped by supporting part 20 temporarily.
Flowed towards the 1st draining stream 27 that is located at supporting part 20 left and right sides ends or the 2nd draining stream 28 by the draining that above-mentioned supporting part 20 stops, flow through each draining stream 27,28 then.Because draining stream 27,28 all forms along both ends, left and right sides a, the b of supporting part 20, so draining just temporarily is directed flowing to outside from supporting part 20.
But owing to the 1 2nd draining stream 27,28 is communicated with 1 side draining carrier 21, so draining is walked around both ends a, the b of supporting part 20 and is flowed into side draining carrier 21 1 time.Like this, drop onto 2 drainings on the side draining carrier 22 and just be pooled to side draining carrier 21 1 time by the 1st draining stream 27 and the 2nd draining stream 28, and from being discharged to the outside via discharge outlet 29 and scupper hose here.
Be subjected to the influence of the blast that accompanies with the air-supply of the mounting position of above-mentioned heat exchanger 9 and pressure fan 8, more draining drops onto on 2 side draining carriers 22, and the present invention is provided with the 1st, the 2nd draining stream 27,28 that 2 side draining carriers 22 and 1 side draining carrier 21 are communicated with.1st, the 2nd draining stream 27, the 28 two side ends a from supporting part 20, b temporarily guide draining to flow out outside supporting part 20, walk around supporting part 20 after, import side draining carrier 21 1 time, thereby draining is discharged smoothly reliably.
On the other hand, the 1st draining stream 27 is linearity pipelines, this linearity pipeline is formed on 2 side draining carriers 22 that are positioned at supporting part 20 downstreams with the 1st protuberance 25, and extend to width, its direction is perpendicular to the heat exchange air stream R that is accompanied by the air-supply effect and forms.Therefore, the air of blowing along heat exchange air stream R is difficult to pass the 1st draining stream 27.Flow through the influence that the draining of the 1st draining stream 27 is difficult to be blown, thereby draining can be flow through the 1st draining stream 27 smoothly.In addition, the pipeline of the 2nd draining stream 28 is formed on 2 side draining carriers 22 that are positioned at supporting part 20 downstreams with the 2nd protuberance 26, and be designed to be wedge-like (L shape) along the end b of supporting part 20, therefore also make the heat exchange air that is directed along heat exchange air stream R be difficult to pass.
Also it should be noted that in addition, the upstream side of the 2nd draining stream 27 since on the side end of drain pan 10 formed side wall portion 10a opening, so the heat exchange air that this aperture position is produced the air-supply effect by pressure fan 8 is difficult to enter.Even heat exchange air invades the 2nd draining stream 28 from 1 side draining carrier 21, also owing to invade the mutually opposed side end 26a that has the 2nd protuberance 26 of direction, thereby heat exchange air is subjected to stopping of this side end 26a, thereby prevents that it from invading 2 sides.
The 2nd draining stream 28 further curves the right angle and forms wedge-like along the end b of supporting part 20, thereby can turn a right angle hardly and invade its inside at the heat exchange air that the side end 26a of the 2nd protuberance 26 is obstructed.That is to say, flow through the influence that the water vent of the 2nd draining stream 28 is difficult to be blown, thereby make draining flow through the 2nd draining stream 28 smoothly.
Because the 1st, the 2nd draining stream 27,28 is taked this structure, thereby heat exchange air can blow to side draining carrier 22 2 times via each draining stream 27,28 from 1 side draining carrier 21 hardly.In other words, this structure can not allow and directly flow to side draining carrier 22 2 times via the 1st, the 2nd draining stream 27,28 without over-heat-exchanger 9 thereby the air that do not carry out heat exchange, thereby heat exchanger effectiveness is improved.
In addition, for lead blow-off outlet 12 and blow out the draining of pipeline 14 along with heat exchange air from 2 side draining carriers 22, can not produce the spittle, can there be the draining spittle in the guide chamber in its result, thereby can obtains comfortable air conditioning yet.
In addition, the 1st draining stream 27 forms as the crow flies, the 2nd draining stream 28 is wedge-like ground and forms, but the present invention is not limited thereto, importantly stream is as long as just can for following formation, the draining that promptly guides 2 side draining carriers 22 to be received is temporarily flowed out outside supporting part 20 from the both sides of supporting part 20, walk around supporting part 20 backs 1 side draining carrier 21 of guiding smoothly, and this stream is not along heat exchange air stream R.
In addition, the present invention is not limited to the foregoing description, can implement in the scope internal strain that does not break away from its purport, and can form various inventions by the suitable combination of disclosed a plurality of structural elements in the foregoing description.

Claims (2)

1, a kind of conditioner, it comprises:
Casing, it has air suction inlet and air blow-off outlet;
Pressure fan, it is housed in this casing, and is formed with the heat exchange air stream, and wherein said heat exchange air stream is drawn into heat exchange air in the casing from described air suction inlet, blows out from described air blow-off outlet then;
Heat exchanger, it is positioned on the described heat exchange air stream; And
Drain pan, it is located at the bottom of described heat exchanger, and is carrying heat exchanger;
Described drain pan comprises: the supporting part that carries described heat exchanger; Clamping this supporting part and 2 side draining carriers being positioned at 1 side draining carrier both sides, that be positioned at described heat exchange air stream upstream side and being positioned at heat exchange air stream downstream; Draining stream that the draining that guides described 2 side draining carriers to be received is temporarily flowed out outside supporting part from the both sides of described supporting part and described 1 the side draining carrier of guiding after walking around supporting part.
2, conditioner according to claim 1 is characterized in that: described drain pan has protuberance in the both sides of described 2 side draining carriers; In the both sides of these protuberances, described supporting part and the gap of the both sides of described heat exchanger, be formed with described draining stream.
CNB2006101060749A 2005-06-02 2006-06-02 Air conditioner Active CN100472145C (en)

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CN113137675A (en) * 2020-01-20 2021-07-20 兄弟工业株式会社 Water supply body, heat exchanger unit and air conditioner

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JP6402961B2 (en) * 2013-01-31 2018-10-10 パナソニックIpマネジメント株式会社 Air conditioner
JP6463496B2 (en) * 2015-09-29 2019-02-06 三菱電機株式会社 Indoor unit and air conditioner
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KR20020009723A (en) 2000-07-26 2002-02-02 구자홍 Ceiling type air conditioner
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CN103868150A (en) * 2012-12-13 2014-06-18 三菱电机株式会社 Indoor unit of air conditioner
CN107850337A (en) * 2015-07-08 2018-03-27 日立江森自控空调有限公司 The indoor set of air conditioner
CN113137675A (en) * 2020-01-20 2021-07-20 兄弟工业株式会社 Water supply body, heat exchanger unit and air conditioner
CN113137675B (en) * 2020-01-20 2024-03-22 兄弟工业株式会社 Water supply body, heat exchanger unit and air conditioner

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JP2006336948A (en) 2006-12-14
KR100735210B1 (en) 2007-07-03
CN100472145C (en) 2009-03-25
KR20060125577A (en) 2006-12-06

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