CN101619875A - Indoor machine of split air conditioner - Google Patents
Indoor machine of split air conditioner Download PDFInfo
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- CN101619875A CN101619875A CN200910041633A CN200910041633A CN101619875A CN 101619875 A CN101619875 A CN 101619875A CN 200910041633 A CN200910041633 A CN 200910041633A CN 200910041633 A CN200910041633 A CN 200910041633A CN 101619875 A CN101619875 A CN 101619875A
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Abstract
The invention relates to an indoor machine of a split air conditioner, comprising a shell, a through-flow wind wheel, a heat exchanger, a draining mechanism and more than one air supply outlets and air inlets which are arranged in the indoor machine; the air supply outlets are positioned at the front surface of the indoor machine; the range of an inclined angle alpha of the connecting line between the shortest spacing point of a rear volute tongue and the circle center of the through-flow wind wheel along the vertical direction of the circle center of the through-flow wind wheel is -10 to +70 degrees. The heat exchanger is v-shaped and consists of two heat exchanging folding fins; the heat exchanging folding fin positioned at the long side edge is arranged at the rear side below the through-flow wind wheel; the heat exchanging folding fin positioned at the short side edge is arranged at the front side below the through-flow wind wheel; the through-flow wind wheel is arranged above the heat exchanger; and an inclined angle beta between the two heat exchanging folding fins is 80 to 120 degrees. The ratio of the length of the heat exchanging folding fin positioned at the long side edge and the length of the heat exchanging folding fin positioned at the short side edge is 1.4 to 4. The indoor machine of the split air conditioner is characterized by having convenient installation and small thickness, being capable of adopting embedded type installation, but also adopting ceiling type installation.
Description
Technical field
The present invention relates to a kind of air conditioner of split-type air conditioner, particularly a kind ofly not only can be used to embed, but also can be used for the indoor set of the split-type air conditioner of furred ceiling.
Background technology
Along with the raising of living standards of the people, the finishing of home dwelling develops towards the direction of superior and attractive in appearanceization energetically at present, and central air-conditioning is more and more accepted by the user because the form of hiding that it adopted can well merge with room finish.But the indoor set end that central air-conditioning adopted is usually selected fan coil for use.Traditional air conditioner with blower and coiled tube belongs to the terminal hot and cold water-air heat-exchanging device of a kind of central air-conditioning, because it belongs to an installing component of central air-conditioning, need be connected with electric system, comprises power line, wind speed control line, temperature and control line etc.; Need be connected with wind system, comprise that aspiration channel makes, making that is flexible coupling and installation, inlet scoop, screen pack and air draught grid are installed, air outlet grate, discharge pipe and go out air-valve etc.; Need be connected with water system, comprise that into backwater valve (or electric T-shaped valve), metal are flexible coupling, air bleeding valve, water pipe filter, condensate pipe and tube seat etc.; Need be incubated and cover fitting-out work, what need insulation comprises the air blow and return pipeline, sends waterpipe back to, and valve etc. all need to do insulation, will do at last and cover fitting-out work.These need that all supporting with it electric system is arranged when mounted, and the professional and technical personnel of air-line system and water system installs, and just can ensure the quality of products.Can not guarantee that if quality gets the cold deficiency will occur, trouble hunting is many, unit coagulates water, and condensed water flows out problems such as not smooth, is easy to finishing is produced destruction.Because its installation relates to a plurality of specialties, so maintenance is also very loaded down with trivial details.Another aspect, needed refrigeration host computer of central air-conditioning and corollary equipment have determined its price very expensive, and operation maintenance is very complicated, and improper family divides the family to use.
Now being seen on the market split wall-hanging air conditioner has generally adopted an indoor set body thickness of outstanding metope, and this kind mode has determined the lofty vision at metope, can not combine together with the room interior decoration; And vertical cabinet-type air conditioner air-conditioner is not only given the lofty sense of user, and can take certain ground space for a long time, and user's room usable floor area can't be made full use of.Particularly the finishing effect is paid attention to personalized user, air conditioner room unit is difficult to match with user's decoration style.
For the domestic consumer, because the interior space in room is relatively low, the height of furred ceiling is less, and because building structure adopts brick to mix or frame structure more, and often there is crossbeam in the top, and crossbeam proposes higher requirement for the physical dimension that adopts the lifting air-conditioning.Therefore, for the air-conditioning of all embedded and ceiling mounting types, the thickness that reduces housing construction has become to guarantee its installable important means.In the central air-conditioning installing area, the thickness of fan coil reduces, and also this trend can be described.
A kind of ceiling mounting type split-type air conditioner air conditioner indoor machine is disclosed among the Chinese patent literature CN101000158A, owing to adopt the V-type heat exchanger of two foldings to make heat exchange even, increased heat exchange area, the acute angle angle of two heat exchanger fins and vertical direction all is 45 degree, but the problem of the bringing spatial altitude that to be exactly heat exchanger shared is bigger, makes the thickness of indoor apparatus of air conditioner increase more.Simultaneously on the vertical direction in the wind wheel center of circle, the angle of α is 75 degree, makes that the gap thickness between wind wheel and spiral case and the ratio of wind wheel are 0.5 on this vertical direction, has increased the thickness of blower fan position.
And since the air outlet level that spiral case forms forward, to such an extent as to air-out is more flat, air outlet can only be positioned at the top of front air outlet, the thickness of bottom can't make building decoration effectively utilize, and seems loftier.Air inlet is end air-supply, and wind does not have the optional inlet of air-supply of other directions, and can only adopt the ceiling mounting type installation form from bottom to top by heat exchanger, therefore causes the limitation when being provided with.
Summary of the invention
Purpose of the present invention aim to provide a kind of simple and reasonable, be convenient to install, thickness is little, not only can adopt embedded installation, but also can adopt the indoor set of the split-type air conditioner that ceiling mounting type installs, to overcome weak point of the prior art.
Press the indoor set of a kind of split-type air conditioner of this purpose design, the shell that comprises indoor set, tubular wine wheel, heat exchanger, drainage mechanism and more than one air outlet and air inlet, its architectural feature is the front that described air outlet is positioned at the indoor set shell, and the scope of angle α of line that the vertical direction in the center of circle of described tubular wine wheel and the shortest spacing on the snail tongue of back are put the center of circle of tubular wine wheel be-10～+ 70 to spend.
The scope of the angle α of described vertical direction and line is 0～+ 45 degree.
The scope of the angle α of described vertical direction and line is 15～30 degree.
Described heat exchanger is √ shape, heat exchanger is combined by two heat exchange tabs, the heat exchange tabs that is positioned at long side is arranged on tubular wine wheel below rear side, the heat exchange tabs that is positioned at short side is arranged on front side, tubular wine wheel below, tubular wine wheel is arranged on the top of heat exchanger, and the angle β between these two heat exchange tabs is 80～120 degree.
Described heat exchanger is √ shape, heat exchanger is combined by two heat exchange tabs, the heat exchange tabs that is positioned at long side is arranged on tubular wine wheel below rear side, the heat exchange tabs that is positioned at short side is arranged on front side, tubular wine wheel below, tubular wine wheel is arranged on the top of heat exchanger, and being positioned at the length of heat exchange tabs of long side and the ratio range of length that is positioned at the heat exchange tabs of short side is 1.4～4.
Described heat exchanger is made up of the heat exchange tabs more than three.
Described heat exchanger comprises the heat exchange tabs that is arranged on front side, tubular wine wheel below, the heat exchange tabs that is arranged on tubular wine wheel below rear side and the heat exchange tabs that is arranged on the tubular wine wheel rear side,
Perhaps, heat exchanger comprises the heat exchange tabs that is arranged on front side, tubular wine wheel below, is arranged on the heat exchange tabs of tubular wine wheel lower horizontal and is arranged on the tilting heat exchange tabs of tubular wine wheel rear side.
The line between two end points of the heat-transfer surface of the heat exchange tabs of tubular wine wheel lower horizontal in the described heat exchanger is 65～115 degree with draw the formed angle theta of vertical line from the center of circle of tubular wine wheel; The heat exchange tabs that is positioned at the tubular wine wheel lower horizontal is straight tabular or arcuation.
Described angle theta is 80～100 degree.
Described air outlet is positioned at the front of indoor set shell, and the position of the mid point on the air outlet vertical direction is lower than the position in the tubular wine wheel fan center of circle.
Described air inlet be positioned at the indoor set shell the back and/or below.
Angle theta among the present invention is the heat exchange tabs of the heat exchange tabs thickness of 65～the 115 straight tabular or arcuations of spending less than other structures.
The present invention is for the form of embedded installation, because the indoor set front is an air outlet, wind blows out forward, thus preferred install the form that is provided with for embedding face for the end face of the wall of the facade form, particularly local furred ceiling on vertical and ground or corridor furred ceiling as air outlet.
The present invention reduces the physical dimension of indoor set as far as possible, and particularly the thickness with indoor set reduces as far as possible, and the position of air outlet occupy the front slightly on the lower side to be fit to the room cooling, can adopt embedded and direct furred ceiling two kinds pattern to be set and install.
Description of drawings
Fig. 1 removes stravismus structural representation behind the side panel for first embodiment of the invention.
Fig. 2 removes side-looking structural representation behind the side panel for first embodiment of the invention.
Fig. 3 is the α angle of tubular wine wheel and the key diagram of spacing δ.
Fig. 4 is the schematic diagram of tubular wine wheel and spiral case shortest spacing different angles.
Fig. 5 is 75 positions when spending for technology α formerly, the angle schematic diagram of tubular wine wheel and spiral case relative vertical position.
Fig. 6 is that the first embodiment α is 44 when spending, the angle schematic diagram of tubular wine wheel and spiral case relative vertical position.
Fig. 7 is that the second embodiment α is 0 when spending, the angle schematic diagram of tubular wine wheel and spiral case relative vertical position.
Fig. 8 is that second embodiment adopts the heat exchange tabs thickening that will be positioned at long side, and the β angle is the schematic diagram of 90 degree;
Fig. 9 is that first embodiment employing is positioned at the heat exchange tabs of long side and the length ratio of the heat exchange tabs that is positioned at short side is 2.2, and the β angle is the schematic diagrames of 95 degree;
Figure 10 is that the 3rd embodiment employing is positioned at the heat exchange tabs of long side and the length ratio of the heat exchange tabs that is positioned at short side is 2.56, and the β angle is the schematic diagrames of 115 degree.
Figure 11 is the side cutaway view of the 4th embodiment of the three-bend heat exchanger of employing.
Figure 12 is the another kind of heat exchanger schematic diagram of the 5th embodiment of the three-bend heat exchanger of employing.
Figure 13 is the band arc heat exchanger schematic diagram of the 6th embodiment of the three-bend heat exchanger of employing.
Figure 14 is the heat exchanger schematic diagram of the 7th embodiment of employing four-folding heat exchanger.
Figure 15 is for adopting α and diminish and the side cutaway view of the 8th embodiment of wind wheel bottom heat exchanger attenuation.
Figure 16 is for adopting the oblique view of the 9th embodiment that hangs roof/smallpox base plate formula.
Figure 17 removes stravismus structural representation behind the side panel for the split-type air conditioner air conditioner indoor machine of technology formerly.
Figure 18 removes side cutaway view behind the side panel for the split-type air conditioner air conditioner indoor machine of technology formerly.
Among the figure: 1 is indoor set, and 2 is heat exchanger, and 3 is tubular wine wheel, 3.1 be back guiding spiral case, 4 is air inlet, 6 is top board, 7 is air outlet, and 8 is air outlet blinds support, and 9 is base plate, 10 is supply air duct, and 11 is front panel, and 12 is the blade of tubular wine wheel, 13 for coagulating water drip tray support, and 14 is rear board, and 15 is rear air inlet, 16 is the air inlet grid of bottom surface, and 17 is the wind-guiding grate of rear air inlet, and 18 is induced-draft plate, 19 is Left-Hand Panel, 20 is right panel, and 21 is roof or smallpox bottom surface, and 23 is the first heat exchange tabs, 24 is the second heat exchange tabs, 25 is the 3rd heat exchange tabs, and 26 is the 4th heat exchange tabs, and 30 is the condensed water drip tray, O is the tubular wine wheel center of circle, O ' is the height of tubular wine wheel center of circle floor projection, and H is the height of the midtread projection of air outlet, and Wd is the air supply direction in the air channel.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is further described.
Referring to Fig. 1-Fig. 2, be first embodiment, during the indoor set operation, air enters in the indoor set chamber through air inlet grid 16 from bottom surface air inlet 4, air and heat exchanger 2 carry out heat exchange, treated air is discharged to supply air duct 10 by tubular wine wheel 3, and the supply air duct 10 of process gradual change makes through the air of air outlet forwards to be sent.What first embodiment adopted is " √ " type heat exchanger, adopt air intake down, the form of preceding air-out.Present embodiment and technology formerly (see that Figure 17-Figure 18) relatively has tangible progress, as can be seen because the heat exchanger employing " √ " type, the length that is positioned at the heat exchange tabs of long side is wanted obvious length greater than the heat exchange tabs that is positioned at short side, thereby can effectively utilize the back space of indoor set, reduce the thickness of body.
Place tubular wine wheel 3 by the knuckle position between short side side and long side side, effectively utilized the space.Particularly shortest spacing point D on tubular wine wheel 3 and the line OD between the O of the tubular wine wheel center of circle and the angle of vertical direction reduce, make and technology comparison formerly, supply air duct 10 is downward-sloping, the position ratio of air outlet formerly technology is greatly reduced, and the size dimension of air outlet also has tangible increase.
Because the shortest spacing point D of tubular wine wheel 3 and the OD of the line between the O of the tubular wine wheel center of circle and the angle of vertical direction reduce, make and technology comparison formerly, tubular wine wheel 3 on the vertical direction further reduces with the spacing in spiral case air channel, thereby the thickness of unit is reduced, and the heat exchange tabs that is positioned at short side that makes is more favourable with cooperating of air channel.The angle of tubular wine wheel 3 changes to cooperate Fig. 3 and Fig. 4 to introduce down in detail below.
Referring to Fig. 3, tubular wine wheel 3 is positioned at an end of supply air duct, sending the air channel after the air pressurized after the heat exchange of process heat exchanger.B be on the back guiding spiral case 3.1 more arbitrarily, its outer rim with the line OB of the center of circle O of tubular wine wheel 3 and tubular wine wheel 3 is crossing, the spacing between this intersection point and the B point is δ 2.When OB is in vertical line position, i.e. OA position, defining this spacing is δ 1; D be from the back guiding spiral case 3.1 from the nearest point of the outer rim of tubular wine wheel 3, when the outer rim of OD line and tubular wine wheel 3 intersected, the spacing that defines between this intersection point and the D point was δ 0, and δ 0 is arranged is minimum spacing.
The angle of cut of definition straight line OA and OD is α, difference along with α, the air-out direction Wd in the air channel of tubular wine wheel 3 changes, the air-out direction Wd in the air channel of tubular wine wheel 3 when therefore the size of α can reflect this position, as shown in FIG., so for identical spiral case, can determine the air-out direction Wd in the air channel of tubular wine wheel 3 by the size of definition α, both concern one to one.As figure, the air channel air-out direction Wd of current tubular wine wheel 3 is the air-out direction that first embodiment adopts, and α is 44 degree.
Referring to Fig. 4, be that initial point is set up coordinate with the center of circle O of tubular wine wheel, be ordinate with shortest spacing direction OD, OB, OC, OA, OE are the air supply direction of direction when vertical line direction OD right side of shortest spacing, corresponding respectively angle is+75 degree ,+70 degree ,+44 degree and+28 degree; OF is the air supply direction of shortest spacing wind direction when vertical line direction OD left side, and when also promptly adopting this air supply direction OF, the shortest spacing wind direction is on the vertical direction right side, and the angle of OF correspondence is-5 degree.
Referring to Fig. 5-Fig. 7, the angle schematic diagram of tubular wine wheel and spiral case relative vertical position when adopting different α angle, wherein Fig. 5 is 75 positions when spending for technology α formerly, and Fig. 6 is that the first embodiment α is 44 positions when spending, and Fig. 7 is that the second embodiment α is 0 position when spending.Relatively can find by the position of Fig. 6 and the position of Fig. 5, when adopting the α angle of first embodiment, the air channel deflects down, air-out direction Wd also deflects down, make wind direction turn to the front lower place to, be suitable for the comfortableness that air-out obtains, the spacing of air channel and tubular wine wheel outer rim obviously reduces simultaneously, adopting the α angle is 0 degree, when 44 degree and 75 are spent, promptly adopt Fig. 7 respectively, during scheme among Fig. 6 and Fig. 5, its separately the wind wheel outer rim and the ratio of the spacing between the intersection point of air channel be followed successively by δ: δ 1: δ 2=1: 1.63: 3.24, so when adopting different wind directions, at the shared height of vertical direction tangible difference is arranged, technology has tangible advantage to take the used wind direction of present embodiment to contrast formerly, helps reducing the height of air outlet, be more suitable for the installation site of eminence, the raising refrigeration particularly heats the comfortableness under the situation.
Referring to Fig. 8-Figure 10, be the heat exchanger start point of √ shape and the length contrast schematic diagram of the length of the heat exchange tabs that is positioned at long side and the heat exchange tabs that is positioned at short side, the β angle is used to represent the angle between two heat exchange tabs of √ needle recuperator, wherein, Fig. 8 is that second embodiment adopts the heat exchange tabs thickening that will be positioned at long side, and the β angle is the schematic diagram of 90 degree; Fig. 9 is that first embodiment employing is positioned at the heat exchange tabs of long side and the length of the heat exchange tabs that is positioned at short side is 2.2: 1 than M: N, and the β angle is the schematic diagrames of 95 degree; Figure 10 is that the 3rd embodiment employing is positioned at the heat exchange tabs of long side and the length of the heat exchange tabs that is positioned at short side is 2.56: 1 than M: N, and the β angle is the schematic diagrames of 115 degree.
In Fig. 8, Fig. 9 and three kinds of arrangement forms of Figure 10, three's β angle is 90,95 and 115 degree.Because second embodiment, promptly the size of the heat exchange tabs that is positioned at long side among Fig. 8 is less, so the thickness that is positioned at the heat exchange tabs of long side by increase improves the heat exchange situation, this method is often used for the occasion that heat exchanging device length direction is had relatively high expectations; The 3rd embodiment, promptly the heat exchange tabs that is positioned at long side among Figure 10 is long, and can see the monolithic devices heat exchanger of the two tabs employing of heat exchanger, has further increased heat transfer characteristic and structural strength.
As top analysis, can know that the α angle that first embodiment adopts is 44 degree, δ 1 is 1.63 times with the ratio of minimum δ 0, the β angle is 95 degree, heat exchanger adopts the inverted L shape heat exchanger, the heat exchange tabs that is positioned at long side is 2.17 with the length ratio that is positioned at the heat exchange tabs of short side, the position O ' in the center of circle of tubular wine wheel is higher than the center H of air outlet, the size of air outlet is greater than the size of the air outlet in the technology formerly, the type outlet wind speed of identical cold reduces to some extent, and outlet is equipped with the stator of regulating air-out direction.Air inlet 4 is positioned on the base plate 9 of indoor set shell, and air outlet 7 is provided with supply grille, and supply grille is installed the removable filter net.
The α angle that second embodiment adopts is 0 degree, the ratio of δ and minimum δ 0 is 1 times, the β angle is 90 degree, the position O ' in the center of circle of tubular wine wheel is higher than the center H of air outlet, heat exchanger adopts the inverted L shape heat exchanger, the heat exchange tabs that is positioned at long side is 1.4 with the length ratio that is positioned at the heat exchange tabs of short side, and the heat exchange tabs that is positioned at long side adopts thickening to arrange, thickness is 1.5 times of thickness that are positioned at the heat exchange tabs of short side.Because it is less with the length ratio of the heat exchange tabs that is positioned at short side to be positioned at the heat exchange tabs of long side, suitable occasion to indoor set limited length system.The size of air outlet is greater than the size of the air outlet in the technology formerly, and the type of identical cold outlet wind speed reduces to some extent, and outlet is equipped with the stator of regulating air-out direction.Air inlet is positioned at the base plate of indoor set shell, and air outlet has supply grille, and supply grille is installed the removable filter net.
The α angle that the 3rd embodiment adopts is 27 degree, the ratio of δ and minimum δ 0 is 1.32 times, the β angle is 115 degree, the position O ' in the center of circle of tubular wine wheel is higher than the center H of air outlet, heat exchanger adopts the inverted L shape heat exchanger, the heat exchange tabs that is positioned at long side adopts monolithic devices with being connected of the heat exchange tabs that is positioned at short side, and the heat exchange tabs that is positioned at long side is 2.56 with the length ratio that is positioned at the heat exchange tabs of short side.Air inlet except that adopting down air-inlet grille, simultaneously also in the back plate 14 places adopted air-inlet grille, increased intake, to cooperate the long side heat exchanger of overlength, this embodiment heat exchange is abundant, for low-temperature heating and high temperature cooling good effect is arranged.The size of air outlet is greater than the size of the air outlet in the technology formerly, and the type of identical cold outlet wind speed reduces to some extent, and outlet is equipped with the stator of regulating air-out direction.The base plate grid and the lower plate grid that are positioned at air inlet are all installed the removable filter net.
By increasing the quantity of heat exchange tabs, make the heat exchange tabs can be close to tubular wine wheel, thereby increase the area of heat exchange, reduce the shared space of heat exchanger simultaneously.Third embodiment of the invention is exactly by increasing the quantity of heat exchange tabs, further improve the heat exchange property of heat exchanger, reducing the size of heat exchanger simultaneously, so that reduce the appearance and size of whole indoor set.
Referring to Figure 11, it is the side sectional view of three heat exchange tabs of the employing of the 4th embodiment, 23,24,25 is respectively the first heat exchange tabs, the second heat exchange tabs and the 3rd heat exchange tabs of heat exchanger 2 among the figure, the first heat exchange tabs 23 is the heat exchange tabs of front side, tubular wine wheel below, with the angle of vertical direction be acute angle, be in the present embodiment 45 the degree; The second heat exchange tabs 24 is the heat exchange tabs of tubular wine wheel below rear side, with the angle of vertical direction be-50 degree; The 3rd heat exchange tabs 25 is the heat exchange tabs of tubular wine wheel rear side, with the angle of vertical direction be 0 degree.Mounting means between three heat exchange tabs adopts folding to connect or by the fixedly connected form of limit panel.This arrangement form can effectively reduce the appearance and size of indoor set on the basis that guarantees the heat exchange amount, be the physical location that rear board can be arranged as figure dotted line L.O among Figure 11 is the center of circle of tubular wine wheel, and O ' is the height of the center of circle floor projection of tubular wine wheel, and H is the height of the midtread projection of air outlet, and the position of O ' exceeds the position of H as can be seen.Present embodiment has arranged that rear air inlet 15,17 is the wind-guiding grate of rear air inlet on the plate 14 in the back, has increased the area of air inlet on the one hand, reduce intake velocity, can realize multiple air intake form on the other hand, as outdoor new elegance rear air inlet, indoor return air adopts air inlet down.
As can be seen, the gauge of whole indoor set depends on the gauge at the home position place of tubular wine wheel, the type selecting of tubular wine wheel 3 is generally according to the needs of air quantity, on the basis that satisfies the demands, select less diameter as far as possible, reducing size need further consider, particularly tubular wine wheel 3 and δ at interval, be aforesaid δ 0, the heat exchange tabs size in vertical direction of the size of δ 1 and δ 2 and tubular wine wheel 3 belows, in order further to reduce the thickness of the heat exchange tabs below the tubular wine wheel 3, thereby reduce the size of unit on the whole, the heat exchange tabs in tubular wine wheel 3 bottoms is set to the horizontal plate heat exchanger.The angle of heat-transfer surface that draws the heat exchange tabs of vertical line and tubular wine wheel 3 bottoms from the center of circle of tubular wine wheel 3 is the θ angle, and this angular region is 65～115 degree, and preferred range is 80～100 degree.
Referring to Figure 12, be that the 5th embodiment adopts three heat exchange tabs, wherein 23,24 and 25 be respectively the first heat exchange tabs, the second heat exchange tabs and the 3rd heat exchange tabs, the first heat exchange tabs 23 is the heat exchange tabs of front side, tubular wine wheel below, with the angle of vertical direction be acute angle; The second heat exchange tabs 24 is the heat exchange tabs of tubular wine wheel lower horizontal, with the angle theta angle of vertical direction be 92 degree; The 3rd heat exchange tabs 25 is the tilting heat exchange tabs of tubular wine wheel rear side, with the angle of vertical direction be acute angle.For monoblock type connects, this type of attachment has increased heat exchange efficiency, has reduced and has leaked out, and has increased structural strength simultaneously between three heat exchange tabs.
Referring to Figure 13, be three heat exchange tabs that the 6th embodiment adopts, be that with the difference of the 5th embodiment the second heat exchange tabs 24 has adopted the heat exchange tabs of arcuate structure, the line of two end points of connection arc heat exchange tabs can be passed through in the θ angle of the heat exchange tabs of this arc, perhaps in the crosspoint under end points or the wind wheel upright projection near the line of the point of wind wheel center of circle projection, the angle of this line and center of circle vertical direction is the θ angle, simultaneously, θ angle for arc heat exchange tabs, this angular region is 65～115 degree, and preferred range is 80～100 degree.The θ angle is 88 degree in the present embodiment, and what the second heat exchange tabs and first adopted with the type of attachment of the 3rd heat exchange tabs is to roll over the form that connects or fixedly connected by the limit panel.
Referring to Figure 14, be four heat exchange tabs that the 7th embodiment adopts, wherein 23,24,25 and 26 be respectively the first heat exchange tabs, the second heat exchange tabs, the 3rd heat exchange tabs and the 4th heat exchange tabs, 18 is induced-draft plate, the first heat exchange tabs 23 is the heat exchange tabs of front side, tubular wine wheel below, with the angle of vertical direction be acute angle; The second heat exchange tabs 24 is the heat exchange tabs of tubular wine wheel lower horizontal, with the angle theta angle of vertical direction be 92 degree; The 3rd heat exchange tabs 25 is the heat exchange tabs of tubular wine wheel below rear side, with the angle of vertical direction be-50 degree; The 4th heat exchange tabs 26 is the heat exchange tabs of tubular wine wheel rear side, with the angle of vertical direction be 0 degree.23, be the monoblock type connection between 24 and 25 3 heat exchange tabs, be overlap joint between the 4th heat exchange tabs 26 and other three heat exchange tabs, adopt the fixing mode of side panel to connect.Because this embodiment adopts the form of bottom air intake, in order to guarantee the heat exchange air quantity of a heat exchange tabs, adopt the air quantity that passes through of induced-draft plate 18 increases the 4th heat exchange tabs 26, improve the heat exchange efficiency of heat exchanger.
Referring to Figure 15, be the thickness that comprehensive several different methods that the 8th embodiment adopts reduces indoor set.Relatively adopt littler α drift angle with other embodiment, the α angle is 24 degree, and the spacing between the outer rim of tubular wine wheel and the spiral case air channel and the ratio of tubular wine wheel radius are 0.14.Under the situation of onesize tubular wine wheel, with the value of prior art comparison be 1: 3.742, promptly have only 26.7% of this spacing dimension in the prior art; Adopt the straight tabular heat exchange tabs in θ angle, the straight tabular heat exchange tabs and the angle theta of tubular wine wheel center of circle vertical line are 90 degree, and the thickness to straight tabular heat exchange tabs reduces simultaneously, and makes original double-deck heat exchange tabs into individual layer heat exchange tabs.Owing to directly determined the thickness of indoor set at the thickness of the vertical direction in the tubular wine wheel center of circle, particularly on the vertical line of the center of circle, from tubular wine wheel spiral case inwall to the heat exchange tabs, the thickness of the bottom side of just whole heat exchanger, so relatively the ratio of this height between the 8th embodiment and first embodiment and the prior art is 1: 1.33: 1.55, this thickness of actual the 8th embodiment can reach 133.5mm, and is most suitable in the vertically limited Modern Family's installation in space.
The indoor split-type air conditioner that discloses in the technical program can also be lifted on the bottom surface of roof or smallpox except being embedded into smallpox inside, and the form of air intake and/or back air intake under adopting is from the air-supply of positive front, for carrying out air conditioning in the room.Increase left side and right panel in two sides of indoor apparatus of air conditioner, improved the sight of indoor set.
Referring to Figure 16, the 9th embodiment is the indoor set that is lifted on roof or smallpox bottom surface, and 21 is roof or smallpox bottom surface, and 11 is front panel, 7 is air outlet, and 19 is Left-Hand Panel, and 20 is right panel, and 4 is air inlet, 16 is air-inlet grille, and 9 is base plate, and present embodiment adopts air intake down, preceding air-out.
Referring to Figure 17 and Figure 18, be the sectional oblique drawing and the side cutaway view of the split-type air conditioner air conditioner indoor machine in the technology formerly.Air outlet 7 wherein is positioned on the front panel 11, and only accounts for the first half of front panel 11.
Claims (11)
1. the indoor set of a split-type air conditioner, the shell that comprises indoor set, tubular wine wheel (3), heat exchanger (2), drainage mechanism and more than one air outlet and air inlet, it is characterized in that described air outlet is positioned at the front of indoor set shell, the shortest spacing point (D) on the vertical direction (OA) of the center of circle of described tubular wine wheel (O) and the back snail tongue (3.1) is-10～+ 70 degree to the scope of the angle α of the line (OD) in the center of circle (O) of tubular wine wheel.
2. the indoor set of split-type air conditioner according to claim 1 is characterized in that described vertical direction (OA) and the scope of the angle α of line (OD) are 0～+ 45 degree.
3. the indoor set of split-type air conditioner according to claim 2 is characterized in that described vertical direction (OA) and the scope of the angle α of line (OD) are 15～30 degree.
4. the indoor set of split-type air conditioner according to claim 1, it is characterized in that described heat exchanger (2) is √ shape, heat exchanger is combined by two heat exchange tabs, the heat exchange tabs that is positioned at long side is arranged on tubular wine wheel below rear side, the heat exchange tabs that is positioned at short side is arranged on front side, tubular wine wheel below, tubular wine wheel is arranged on the top of heat exchanger, and the angle β between these two heat exchange tabs is 80～120 degree.
5. the indoor set of split-type air conditioner according to claim 1, it is characterized in that described heat exchanger (2) is √ shape, heat exchanger is combined by two heat exchange tabs, the heat exchange tabs that is positioned at long side is arranged on tubular wine wheel below rear side, the heat exchange tabs that is positioned at short side is arranged on front side, tubular wine wheel below, tubular wine wheel is arranged on the top of heat exchanger, and being positioned at the length of heat exchange tabs of long side and the ratio range of length that is positioned at the heat exchange tabs of short side is 1.4～4.
6. the indoor set of split-type air conditioner according to claim 1 is characterized in that described heat exchanger is made up of the heat exchange tabs more than three.
7. the indoor set of split-type air conditioner according to claim 6 is characterized in that described heat exchanger comprises the heat exchange tabs that is arranged on front side, tubular wine wheel below, the heat exchange tabs that is arranged on tubular wine wheel below rear side and the heat exchange tabs that is arranged on the tubular wine wheel rear side;
Perhaps, heat exchanger comprises the heat exchange tabs that is arranged on front side, tubular wine wheel below, is arranged on the heat exchange tabs of tubular wine wheel lower horizontal and is arranged on the tilting heat exchange tabs of tubular wine wheel rear side.
8. according to the indoor set of claim 6 or 7 described split-type air conditioners, it is characterized in that the line between two end points of the heat-transfer surface of the heat exchange tabs of tubular wine wheel lower horizontal in the described heat exchanger is 65～115 degree with draw the formed angle theta of vertical line from the center of circle (O) of tubular wine wheel; The heat exchange tabs that is positioned at the tubular wine wheel lower horizontal is straight tabular or arcuation.
9. the indoor set of split-type air conditioner according to claim 8 is characterized in that described angle theta is 80～100 degree.
10. according to the indoor set of the described split-type air conditioner of the arbitrary claim of claim 1 to 7, it is characterized in that described air outlet is positioned at the front of indoor set shell, the position of the mid point on the air outlet vertical direction is lower than the position in the tubular wine wheel fan center of circle.
11. according to the indoor set of the described split-type air conditioner of the arbitrary claim of claim 1 to 7, it is characterized in that described air inlet be positioned at the indoor set shell the back and/or below.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100416336A CN101619875B (en) | 2009-07-30 | 2009-07-30 | Indoor machine of split air conditioner |
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| CN2009100416336A CN101619875B (en) | 2009-07-30 | 2009-07-30 | Indoor machine of split air conditioner |
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| CN101619875A true CN101619875A (en) | 2010-01-06 |
| CN101619875B CN101619875B (en) | 2012-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100416336A Active CN101619875B (en) | 2009-07-30 | 2009-07-30 | Indoor machine of split air conditioner |
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