CN209147251U - Air conditioner indoor unit - Google Patents
Air conditioner indoor unit Download PDFInfo
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- CN209147251U CN209147251U CN201821332841.2U CN201821332841U CN209147251U CN 209147251 U CN209147251 U CN 209147251U CN 201821332841 U CN201821332841 U CN 201821332841U CN 209147251 U CN209147251 U CN 209147251U
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Abstract
The utility model provides a kind of air conditioner indoor unit, shell including being formed with air inlet, with the air inlet frame for being set to air inlet, air inlet frame is configured to controllably to move between the position of position air inlet corresponding with protrusion for being embedded in corresponding air inlet, when air inlet frame is moved to the position for being embedded in corresponding air inlet, the outer surface that surrounding air only passes through air inlet frame enters in shell, at least one end face and/or at least one side for entering the wind frame are formed with opening, when air inlet frame is moved to the position for protruding corresponding air inlet, appear the opening of air inlet frame, to increase intake.
Description
Technical field
The utility model relates to family's electro-technical fields, more particularly to a kind of air conditioner indoor unit.
Background technique
Existing wall-hanging indoor unit of air conditioner generally uses a cross flow fan and bendable heat exchanger to an air outlet
Air-supply, blowing range is limited, and air supply pattern is fixed, is not flexible, it is difficult to meet the comfort and diversity requirement of user.
Summary of the invention
In view of the above problems, a purpose of the utility model is to provide for one kind and overcomes the above problem or at least partly
The air conditioner indoor unit that ground solves the above problems.
The utility model one is further objective is that promote the air-supply effect and air supply efficiency of indoor unit.
The utility model provides a kind of air conditioner indoor unit, comprising:
Shell is formed at least one air inlet thereon;
At least one air inlet frame, at least one air inlet frame and at least one air inlet correspond, and air inlet frame is configured to can
Controllably moved between the position of position air inlet corresponding with protrusion for being embedded in corresponding air inlet;
When air inlet frame is moved to the position for being embedded in corresponding air inlet, the outer surface that surrounding air only passes through air inlet frame enters
In shell;
At least one end face and/or at least one side for entering the wind frame are formed with opening, and air inlet frame is moved to protrusion and corresponds to
Air inlet position when, appear air inlet frame opening, to increase intake.
Optionally, shell is projected as circle in the vertical plane of carrying air conditioner indoor unit;
Air inlet and air inlet frame are two, and two air inlets are respectively formed in the both lateral sides of shell, Relative distribution, and
Air inlet is arc-shaped.
Optionally, air inlet frame is in and the matched arc of corresponding air inlet.
Optionally, air conditioner indoor unit, further includes:
At least one driving unit, at least one driving unit and at least one air inlet frame correspond, and driving unit is matched
It is set to and corresponding air inlet frame is driven to move between the position of position air inlet corresponding with protrusion for being embedded in corresponding air inlet.
Optionally, each air inlet includes upper arc wind inlet section and the arc lower wind inlet section that connects with upper arc wind inlet section,
Upper arc wind inlet section and arc lower wind inlet section are symmetrical relative to the cross central line of shell.
Optionally, diameter dimension apart from size and shell of each air inlet in the top and bottom of the projection of vertical plane
Ratio be 0.7-0.8:1.
Optionally, shell is also formed with two air outlets, and one of air outlet is located at shell forward upper, is denoted as out
Air port, another air outlet are located at shell lower front, are denoted as lower air outlet;
Two Air Blast fans, are set in the accommodation space of enclosure interior, and one of Air Blast fan is configured to promote portion
Divide upper flow of the air-flow from air inlet to accommodation space, so that the fraction is blown out from upper air outlet, another fan
It is configured to the lower flow for promoting fraction from air inlet to accommodation space, so that the fraction is blown from lower air outlet
Out.
Optionally, air conditioner indoor unit, further includes:
The discharge pipe that two front and backs extend, one of discharge pipe are located at the top of another discharge pipe, and what is be located above goes out
Air hose is corresponding with upper air outlet, and with promote fan outlet phase of the fraction to the Air Blast fan of accommodation space upper flow
It is logical;Underlying discharge pipe is corresponding with lower air outlet, and with promote air-supply wind of the fraction to accommodation space lower flow
The fan outlet of fan communicates;
Each discharge pipe is configured to controllably to protrude from the position on front side of corresponding air outlet along the longitudinal direction and return
It is moved between the position being reduced in corresponding air outlet;
Each discharge pipe includes the outer tube and be connected to outer tube internal perisporium and extend to from the front to the back in gradual-enlargement type that front and back extends
The first inner tube on front side of outer tube is protruded from, the first inner tube air intake is located at the position that outer tube front end is closed in outer tube, and in outer tube
The first clearance space is formed between peripheral wall and the first inner tube periphery wall;
When discharge pipe bounces back to the position in corresponding air outlet, the periphery wall of the first inner tube outlet air end and corresponding outlet air
Mouth internal perisporium abuts, to close the first clearance space, so that only side is blown out air-flow forward from the first inner tube;
Discharge pipe is located at when protruding from the position on front side of corresponding air outlet, the first inner tube outlet air end protrude from it is corresponding go out
On front side of air port, to appear the first clearance space, so that fraction is from the first clearance space, side is blown out forward, fraction
Side is blown out forward from the first inner tube.
Optionally, each discharge pipe further includes the second inner tube, and the second inner tube is in from the front to the back in corresponding first inner tube
Gradual-enlargement type extends, and is formed with the second clearance space between the second inner tube periphery wall and corresponding first inner tube internal perisporium, so as to
Air-flow passes through.
Optionally, outer tube internal perisporium includes the rear wall section successively to connect on from outer tube air intake to outlet air extreme direction and antetheca
Section, the first inner tube air intake are located in the space that front wall segments are constituted, to form the between front wall segments and the first inner tube periphery wall
One clearance space;
Rear wall section is by the truncated hollow cone of outer tube air intake flaring forward, and front wall segments are the position by connecting with rear wall section
To the truncated hollow cone of outer tube outlet air end direction flaring;And
The cone angle of rear wall section is greater than the cone angle of front wall segments.
Optionally, the first inner tube is uniform wall thickness, from its air intake to the truncated hollow cone of outlet air extreme direction flaring, and the
The cone angle of one inner tube is greater than the cone angle of front wall segments;
Second inner tube periphery wall is the truncated cone shape of flaring from the front to the back, and the second inner tube internal perisporium is by the second inner tube air intake
To the truncated cone shape of outlet air extreme direction flaring, and the cone angle of the second inner tube internal perisporium is greater than the cone angle of the second inner tube periphery wall;And the
The cone angle of two inner tube periphery walls is equal to the cone angle of front wall segments.
The air conditioner indoor unit of the utility model, air inlet setting air inlet frame, air inlet frame can be embedded in corresponding air inlet
It is moved between the position of position air inlet corresponding with protrusion, for air inlet frame when being embedded in the position of corresponding air inlet, environment is empty
The outer surface that gas only passes through air inlet frame enters in shell, and when air inlet frame protrudes from the position of corresponding air inlet, it can appear
The end face of frame and/or the opening of side are entered the wind, to increase intake.
Further, in the air conditioner indoor unit of the utility model, have be formed in shell forward upper upper air outlet and
It is formed in the lower air outlet of shell lower front, upper air outlet and lower air outlet are mutually set off, and avoid an air outlet in vision
The upper lofty property of bring meets the higher aesthetic requirement of user so that indoor unit monnolithic case is more harmonious, beautiful;In addition, empty
Adjusting indoor unit tool, there are two Air Blast fans, have the air conditioner indoor unit of an Air Blast fan relative to tradition, using two sizes
Relatively small Air Blast fan reduces the whole of air conditioner indoor unit convenient for more reasonably distributing the interior accommodating space of indoor unit
Body volume and thickness;Furthermore two Air Blast fans independently controlled can be run, convenient for according to air conditioner indoor unit difference operational mode
The unlatching of different Air Blast fans is controlled, respectively so as to promote cooling and warming experience.
Further, in the air conditioner indoor unit of the utility model, two air outlets, which are corresponding with, controlled to be moved forward and backward
Discharge pipe two air outlets of indoor unit can be adjusted separately by the back-and-forth motion of the special discharge pipe of structure and discharge pipe
Wind-out range, outlet air distance, outlet air uniformity and air supply efficiency, enhancing indoor unit blows effect, promotes user's comfort body
It tests.
According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more
Add the above-mentioned and other purposes, advantages and features of clear the utility model.
Detailed description of the invention
Some specific realities of the utility model are described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter
Apply example.Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that
The drawings are not necessarily drawn to scale.In attached drawing:
Fig. 1 is the outline structural diagram according to the air conditioner indoor unit of the utility model one embodiment;
Fig. 2 is according to the rear shell of the air conditioner indoor unit of the utility model one embodiment, air inlet frame and electric screw lifting
The combination schematic diagram of bar, wherein air inlet frame is embedded in air inlet;
Fig. 3 is according to the rear shell of the air conditioner indoor unit of the utility model one embodiment, air inlet frame and electric screw lifting
The combination schematic diagram of bar, wherein air inlet frame protrudes from air inlet;
Fig. 4 is the decomposition diagram according to the air conditioner indoor unit of the utility model one embodiment;
Fig. 5 is the schematic diagram according to the pod of the air conditioner indoor unit of the utility model one embodiment;
Fig. 6 is the decomposition diagram according to the air conditioner indoor unit of another embodiment of the utility model;
Fig. 7 is the schematic knot according to a direction of the discharge pipe of the air conditioner indoor unit of the utility model one embodiment
Composition;And
Fig. 8 is the diagrammatic cross-section according to the discharge pipe of the air conditioner indoor unit of the utility model one embodiment.
Specific embodiment
The air conditioner indoor unit 10 of the utility model embodiment is described referring to Fig. 1 to Fig. 8.Wherein, "front", "rear",
The orientation or positional relationship of the instructions such as "upper", "lower", "inner", "outside", " transverse direction " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Fig. 1 is the schematic diagram according to the air conditioner indoor unit 10 of the utility model one embodiment.
As shown in Figure 1, and combination following Fig. 4 and Fig. 6, the air conditioner indoor unit 10 of the present embodiment are in wall-hanging air conditioner room
Machine, including shell enter the wind frame 19 at least one, are formed at least one air inlet 11a on shell, at least one air inlet frame 19
It is corresponded at least one air inlet 11a, each air inlet frame 19 is configured to controllably to be embedded in corresponding air inlet 11a's
It is moved between the position of position air inlet 11a corresponding with protrusion.
At least one end face and/or at least one side for entering the wind frame 19 are formed with opening.Air inlet frame 19 is configured to can be by
Control ground moves between the position of position air inlet 11a corresponding with protrusion for being embedded in corresponding air inlet 11a, and air inlet frame 19 moves
It moves to when being embedded in the position for corresponding to air inlet 11a, the outer surface that surrounding air only passes through air inlet frame 19 enters in shell, enters the wind frame
19 when being moved to the position for protruding corresponding air inlet 11a, appears the opening of air inlet frame 19, so that partial air passes through air inlet frame
19 outer surface (left surface of the air inlet frame 19 in laterally left side as shown in Figure 3, the right surface of the air inlet frame 10 on lateral right side)
Into in shell, partial air by enter the wind frame 19 exposed opening enter in shell, thus increase indoor unit 10 into
Air quantity.Wherein, air inlet frame 19 can enter the wind frame for grating type.
In some embodiments, air inlet 11a is two, and two air inlet 11a are formed in shell both lateral sides, accordingly
Ground, air inlet frame 19 are two, and the shape of air inlet frame 19 matches with corresponding air inlet 11a shape.It wherein, is laterally Fig. 2 institute
The direction of instruction.
In some embodiments, shell is projected as circle in the vertical plane of carrying air conditioner indoor unit 10, so that entire empty
It adjusts 10 unique outlook of indoor unit beautiful, is totally different from the wall-hanging air conditioner indoor unit 10 of existing strip, meet of user
Property aesthetic requirement.Correspondingly, the air inlet 11a being formed on shell is arc, is in the matched air inlet frame 19 of air inlet 11a
Arc.
In some embodiments, the top and bottom of projection of each air inlet 11a in vertical plane apart from size and shell
The ratio of the diameter dimension of body can be 0.7-0.8:1, guarantee the size of each air inlet 11a, to guarantee the air inlet of indoor unit 10
Amount.
In some embodiments, two air inlet 11a are symmetrical with respect to the vertical centerline of shell, further increase room
The aesthetics of interior machine 10.
In some embodiments, under each air inlet 11a includes upper arc wind inlet section and connects with upper arc wind inlet section
Arc wind inlet section, upper arc wind inlet section and arc lower wind inlet section are symmetrical relative to the cross central line of shell.
Fig. 2 is according to the rear shell of the air conditioner indoor unit 10 of the utility model one embodiment, air inlet frame 19 and electric screw
The combination schematic diagram of elevating lever 101, wherein air inlet frame 19 is embedded in air inlet 11a, and Fig. 3 is practical new according to this
Rear shell, the combination schematic structure of air inlet frame 19 and electric spiral lifting rod 101 of the air conditioner indoor unit 10 of type one embodiment
Figure, wherein air inlet frame 19 protrudes from air inlet 11a.
In some embodiments, air conditioner indoor unit 10 further includes at least one driving unit, at least one driving unit
It is corresponded at least one aforementioned air inlet frame 19, driving unit is configured to drive corresponding air inlet frame 19 corresponding in insertion
It is moved between the position of the position of air inlet 11a air inlet 11a corresponding with protrusion.
In some embodiments, driving unit can be electric spiral lifting rod 101, and a driving unit includes one electronic
Spiral lifting bar 101, electric spiral lifting rod 101 are connected to the position of corresponding air inlet 19 inside approximate centre of frame, are configured to
Can controllably transverse shifting, to promote corresponding air inlet frame 19 corresponding with protrusion in the position for being embedded in corresponding air inlet 11a
Transverse shifting between the position of air inlet 11a.
In some embodiments, as shown in Figures 2 and 3, a driving unit includes two electric spiral lifting rods 101,
Two electric spiral lifting rods 101 are connected on the inside of the both ends of corresponding air inlet 19 circumferential direction of frame, also are understood as one
A electric spiral lifting rod 101 is connected on the inside of the upper end of corresponding air inlet frame 19, and another electric spiral lifting rod 101 is connected to
The lower end inside of corresponding air inlet frame 19, two electric spiral lifting rods 101 in driving unit are configured to can be controllably horizontal
To movement, to promote corresponding air inlet frame 19 being embedded in the position air inlet 11a's corresponding with protrusion of corresponding air inlet 11a
Transverse shifting between position.
Wherein air inlet frame 19 can partially protrude corresponding air inlet 11a, appear air inlet frame 19 at least one end face and/or
The part of the opening of at least one side increases incoming air area;Air inlet frame 19 therein can also all protrude from corresponding air inlet
Mouth 11a, is spaced in this way, being formed between air inlet frame 19 and air inlet 11a, further increases incoming air area.
It include implementing in the scheme of two electric spiral lifting rods 101 in some substitutability for a driving unit
In example, as shown in Figures 2 and 3, an electric spiral lifting rod 101 in driving unit is configured to move obliquely upward, another
Electric spiral lifting rod 101 is configured to oliquely downward move, and enters the wind frame 19 under the driving of two electric spiral lifting rods 101
It is moved between the position of position air inlet 11a corresponding with protrusion for being embedded in corresponding air inlet 11a.In the present embodiment, into
Wind frame 19 can at a distance from the position for being embedded in corresponding air inlet 11a is mobile between the position for protruding corresponding air inlet 11a
Substantially 10 millimeters, since the mobile distance of air inlet frame 19 is smaller, guaranteeing that entering the wind 19 part of frame protrudes from corresponding air inlet
11a simultaneously, will not due to two electric spiral lifting rods 101 in aforementioned different driving direction drive and cause enter the wind frame 19
It deforms in moving process.
In some embodiments, air conditioner indoor unit 10 may also include dirt filtrating screen (not shown), and dirt filtrating screen is set to air inlet frame
19 insides guarantee the spatter property for entering the intracorporal air of shell to filter the dust entered in the intracorporal air of shell.
Fig. 4 is according to the decomposition diagram of the air conditioner indoor unit 10 of the utility model one embodiment, and Fig. 5 is according to this
The schematic diagram of the pod 15 of the air conditioner indoor unit 10 of utility model one embodiment, Fig. 6 are according to the utility model
The decomposition diagram of the air conditioner indoor unit 10 of another embodiment.
As shown in Fig. 1, Fig. 4 and Fig. 6, shell is also formed with two air outlets, and an air outlet is formed on shell front side
Portion is denoted as air outlet 12a, and another air outlet is formed in shell lower front, is denoted as lower air outlet 12b.Air conditioner indoor unit 10
It further include two Air Blast fans, an Air Blast fan in two Air Blast fans is configured to promote fraction from air inlet to appearance
Receive space upper flow, so that the fraction is blown out from upper air outlet 12a, another Air Blast fan is configured to promote part
Air-flow is from air inlet to accommodation space lower flow, so that the fraction is blown out from lower air outlet 12b.Wherein, front and back
To direction as fig. 1 indicates.
It is in circular embodiment in shell, upper air outlet 12a and lower air outlet 12b are in the perpendicular of carrying air conditioner indoor unit 10
The projection faced directly is circle, further improves the aesthetics of 10 shape of air conditioner indoor unit.
The air conditioner indoor unit 10 of similar shape all has an air outlet and an Air Blast fan in existing scheme, to meet
The air-supply demand of air conditioner indoor unit 10, Air Blast fan power is larger, and volume is larger, causes the integral thickness of air conditioner indoor unit 10 (empty
Adjust the size on 10 front-rear direction of indoor unit) it is larger, and 10 front side even curface of indoor unit only opens up an air outlet, influences
The overall aesthetics of indoor unit 10.And in the present embodiment, completely new improvement is carried out for air conditioner indoor unit 10, by using two
A Air Blast fan realizes the air-supply of air conditioner indoor unit 10, and the size of two Air Blast fans is all relatively small, can more reasonable distribution
The intracorporal accommodation space of shell can greatly reduce the overall volume and thickness of air conditioner indoor unit 10;Also, by front side of shell
Air outlet 12a is formed at top, forms lower air outlet 12b, upper air outlet 12a and lower air outlet 12b phase in shell lower front
It mutually sets off, avoids an air outlet visually lofty property of bring, so that 10 monnolithic case of indoor unit is more harmonious, beautiful,
Meet the higher aesthetic requirement of user.
In addition, since there are two independent Air Blast fan and two independent air outlets, two air-supply wind for the tool of indoor unit 10
The state of fan can be controlled according to the operational mode of indoor unit 10, to control outlet air position, realize preferably heating/refrigeration effect
Fruit and promotion air-supply comfort.For example, when refrigeration mode, it is controllable to promote fraction to shell inner housing space upper flow
Air Blast fan open, under the action of the Air Blast fan, cold wind is blown out forward to upper flow through upper air outlet 12a, and another
One Air Blast fan (promoting fraction to the Air Blast fan of shell inner housing space lower flow) remains off, and cold wind is only
It is blown out forward from upper air outlet 12a, has raised cold wind outlet air position, avoided the downward blow-through user of cold wind and cause user uncomfortable.
Since cold wind has sinking tendency, as far as possible cold wind is blown upwards, promotes refrigeration effect, and avoid cold wind blow-through human body and influence
User, which is freezed, to be experienced.
It is controllable that fraction is promoted to open to the Air Blast fan of shell inner housing space lower flow when heating mode,
And another Air Blast fan (promoting fraction to the Air Blast fan of shell inner housing space upper flow) is closed, hot wind only from
Lower air outlet 12b is blown out forward, is reduced hot wind outlet air position, is avoided hot wind from raising up and cause indoor lower space temperature can not
It increases in time, influences user and heat experience.Since hot wind has ascendant trend, as far as possible hot wind is blown downwards, so that on interior
Portion's space temperature and lower space temperature reach uniformly, promote heating effect and user heats experience.
In some embodiments, shell includes the open rear shell 11 in front side and is located on front side of rear shell 11 and the formation of rear shell 11
The front panel 12 of one accommodation space, correspondingly, rear shell 11 and front panel 12 are in the projection of the vertical plane of carrying indoor unit 10
It is round.Rear shell 11 is formed with two air inlets 11a above-mentioned, and upper air outlet 12a and lower air outlet 12b are both formed in front panel
12, upper air outlet 12a are formed in 12 top of front panel, and lower air outlet 12b is formed in 12 lower part of front panel.
In some embodiments, the diameter dimension of upper air outlet 12a is equal with the diameter dimension of lower air outlet 12b, above goes out
The value range of the ratio of the diameter dimension of the diameter dimension and shell of air port 12a is 0.2:1 to 0.3:1, for example, upper outlet air
The ratio of the diameter dimension of the diameter dimension and shell of mouth 12a is 0.26.In some embodiments, upper air outlet 12a and it is lower go out
Air port 12b is symmetrical relative to the cross central line of shell, by the way that upper air outlet 12a and lower air outlet 12b to be designed as justifying
Shape, and by upper air outlet 12a and lower air outlet 12b is symmetrical is designed, meet public aesthetical standard, further increases
The aesthetics and harmony of indoor unit 10.
In some embodiments, the central point of upper air outlet 12a size and shell at a distance from the central point of lower air outlet 12b
The value range of the ratio of body diameter dimension is 0.6:1 to 0.75:1, for example, the central point of upper air outlet 12a and lower air outlet
The ratio apart from size and diameter of the housing size of the central point of 12b is 0.66.It is designed in this way air outlet 12a and lower outlet air
The positions and dimensions of mouth 12b, so that the whole ruler of the size and position and front panel 12 of upper air outlet 12a and lower air outlet 12b
It is very little more harmoniously to match, further increase the aesthetics and harmony of indoor unit 10.
The air conditioner indoor unit 10 of the present embodiment further includes two heat exchangers 13, and two heat exchangers 13 should be with two air inlets
11a is corresponded, and is set in shell on the inside of corresponding air inlet 11a respectively, with enter through corresponding air inlet 11a
Surrounding air carries out heat exchange.
As shown in Figure 4 and Figure 6, each heat exchanger 13 carrying indoor unit 10 vertical plane in be projected as arc, with
Corresponding air inlet 11a matching, increases incoming air area, air intake resistance is reduced, to improve the heat exchange efficiency of heat exchanger 13.It is arc-shaped
The center of circle of heat exchanger 13 can be overlapped with the center of circle of shell, two heat exchangers 13 symmetrically divide relative to the vertical centerline of shell
Cloth ensure that the size of heat exchanger 13, can also provide for the arrangement of Air Blast fan in shell and other component adequately remaining empty
Between.
In some embodiments, air conditioner indoor unit 10 further includes two drip trays 16, two drip trays 16 and two heat exchange
Device 13 corresponds, and is located at the bottom of corresponding heat exchanger 13.Each 16 bottom of drip tray is formed with discharge outlet and (does not show
Out), discharge outlet is connect with drainpipe, and the condensed water received in drip tray 16 is discharged by drainpipe.
In some embodiments, the ship shape that the front and back in long strip of drip tray 16 extends, can receive more condensed waters, avoid
Condensed water overflows, and works as indoor unit 10 and hang not when inclined, not will lead to condensed water and has little time to be discharged and overflow from water inlet
Out.
In some embodiments, two Air Blast fans of indoor unit 10 are centrifugal fan, which can be single suction
Formula centrifugal fan 14 or double-suction type centrifugal fan 105.The shaft of centrifugal fan should extend transversely, in carrying air conditioning chamber above-mentioned
The vertical plane of machine 10 should refer to that air conditioner indoor unit 10 hangs on the plane of vertical wall vertically, if with air conditioner indoor unit 10 work itself
For reference, the parallel plane of the shell Ying Yu centrifugal fan shaft of air conditioner indoor unit 10 is projected as circle.
In some embodiments, the value range of heat exchanger and the lateral distance of the wind inlet of fan of corresponding centrifugal fan
It can be 40 to 70 millimeters, such as the lateral distance is 57 millimeters.
It referring to fig. 4, is the scheme of single-suction centrifugal fan 14 for two Air Blast fans, preferably in shell lateral two
Side is respectively formed with an air inlet 11a, and the shaft of two single-suction centrifugal fans 14 is laterally extended, two single-suction centrifugations
Fan 14 is located at the two sides in the transverse direction of shell vertical centerline, the wind inlet of fan of a single-suction centrifugal fan 14
14a is located at ipsilateral air inlet 11a, the fan air inlet of another single-suction centrifugal fan 14 towards with the single-suction centrifugal fan 14
Mouth 14a direction is located at ipsilateral air inlet 11a, in other words, two single-suction centrifugal fans with the single-suction centrifugal fan 14
14 wind inlet of fan 14a is opposite, is respectively facing corresponding air inlet 11a, to promote the surrounding air around indoor unit 10 to pass through
Corresponding air inlet 11a enters in shell.
The fan outlet 14b of one of single-suction centrifugal fan 14 is upward, another single-suction centrifugal fan 14
Fan outlet 14b is downward, and fan outlet 14b upward single-suction centrifugal fan 14 is configured to that fraction is promoted to pass through and this
The corresponding air inlet 11a of single-suction centrifugal fan 14 enters shell, exchanges heat with corresponding heat exchanger 13, and to accommodation space top
Flowing, so that the fraction is blown out from upper air outlet 12a;Fan outlet 14b downward single-suction centrifugal fan 14 is matched
It is set to and fraction is promoted to enter shell through air inlet 11a corresponding with the single-suction centrifugal fan 14, with corresponding heat exchanger
13 heat exchange, and to accommodation space lower flow, so that the fraction is blown out from lower air outlet 12b, air outlet 12a in realization
There is air-flow blowout with lower air outlet 12b.
In some embodiments, for air-flow is separately directed to upper air outlet 12a and lower air outlet 12b, air conditioner indoor unit
10 further include being configured to two single-suction centrifugal fans, 14 one-to-one two pods 15, pod 15 by corresponding list
The air-flow of the fan outlet 14b of sucking centrifugal fan 14 is guided to corresponding air outlet, in other words, with fan outlet
The 14b upward corresponding pod 15 of single-suction centrifugal fan 14 is by the fan outlet 14b's of the single-suction centrifugal fan 14
Air-flow guides supreme air outlet 12a, so that the air-flow is blown out forward by upper air outlet 12a;The downward list with fan outlet 14b
The corresponding pod 15 of sucking centrifugal fan 14 guides the air-flow of the fan outlet 14b of the single-suction centrifugal fan 14 under
Air outlet 12b, so that the air-flow is blown out forward by lower air outlet 12b.
In some embodiments, referring to fig. 4, and as shown in connection with fig. 5, each pod 15 have with corresponding single-suction from
The wind centralizing cavity of the fan outlet 14b connection of heart fan 14 and the diversion air duct penetrated through with wind centralizing cavity, diversion air duct front side are formed
There is the flow guiding air outlet 15b opposite with corresponding air outlet (upper air outlet 12a or lower air outlet 12b), to direct flow into
Corresponding air outlet.
Specifically, in the present embodiment, pod 15 include front and back extend horizontal wall 151, curved wall 152, front side wall 153,
Rear wall (not identifying) and arc partition wall 154.Wherein, horizontal wall 151 is formed with and corresponding single-suction centrifugal fan 14
Fan outlet 14b connection water conservancy diversion air inlet 15a, one end and 151 transverse direction side of horizontal wall in 152 circumferential direction of curved wall
Upward one end connects, and the other end in 152 circumferential direction of curved wall connects with the other end in 151 transverse direction of horizontal wall, from
And a cavity is limited with horizontal wall 151;Front side wall 153 connects 152 front side of front side and curved wall of horizontal wall 151, by pod
15 front closure, with the front side of closed cavity, rear wall connects 151 rear side of horizontal wall and 152 rear side of curved wall, by pod 15
Rear side closing, with the rear side of closed cavity;Arc partition wall 154 is formed in cavity, and cavity is divided into collection wind above-mentioned
Chamber and diversion air duct, arc partition wall 154 be formed with connection wind centralizing cavity and diversion air duct opening, front side wall 153 be formed with
The opposite preceding guide air outlet 15b of diversion air duct.The pod 15 being consequently formed has a wind centralizing cavity, is centrifuged by single-suction
The air-flow of the fan outlet 14b outflow of fan 14 enters in the wind centralizing cavity of pod 15, is mixed, is guaranteed in wind centralizing cavity
Outlet air uniformity;Also, is cooperated using the pod of aforementioned special shape 15 and single-suction centrifugal fan 14, realize circle
It slips over and crosses air-supply, windage loss can be reduced, reduce turbulent flow, to improve air supply efficiency and reduce noise.
In some embodiments, the diversion air duct that arc partition wall 154 and curved wall 152 limit is preferably cylinder-shaped knot
Structure that is to say that the part opposite with arc partition wall 154 of curved wall 152 is to constitute circular arc shape with arc partition wall 154,
With by limiting columnar structured diversion air duct, so that columnar diversion air duct and corresponding circular outlet air mouth-shaped phase
Matching, the air-flow of diversion air duct are directly blown out through corresponding air outlet forward, promote the smoothness of air-flow conveying, reduce air-flow damage
It loses, further increases air supply efficiency.
It is understood that single-suction centrifugal fan 14 generally comprises the spiral case 141 with accommodating cavity and is set to accommodating
Impeller (not shown) in chamber, in the present embodiment, accommodating cavity should be laterally extended, and accommodating cavity has wind inlet of fan 14a, spiral case
141 have the fan outlet 14b being connected to accommodating cavity, and impeller can be rotated relative to spiral case 141 around transverse axis.
In some embodiments, it is the overall structure size for reducing entire indoor unit 10, needs efficient two centrifugations wind
Fan is blown, could be on the basis of meeting 10 apparent size of indoor unit, improving performance requirement.Foundation centrifugal fan crushing,
By simulation analysis, determine using after two single-suctions to centrifugal fan as the two of the present embodiment Air Blast fans, and single suction
Meet the following conditions to centrifugal fan after formula:
Meet b2≤40 ° 30 °≤β, example to the blade installation outlet angle beta b2 of the impeller of centrifugal fan after each single-suction
It such as, is 35 ° to the blade installation outlet angle beta b2 of centrifugal fan after each single-suction.To centrifugal fan ratio after each single-suction
Revolving speed ns meets 58≤ns≤60, for example, to centrifugal fan specific speed ns being 59.48 after each single-suction.Each single-suction
The peripheral speed u2 of backward centrifugal fan meets the meter per second of 11≤u2≤12, for example, to the circle of centrifugal fan after each single-suction
Circular velocity u2 is 11.83 meter per seconds.Meet 0.7≤Ψ≤0.9, example to the coefficient of total pressure Ψ of centrifugal fan after each single-suction
It such as, is 0.88 to the coefficient of total pressure Ψ of centrifugal fan after each single-suction.
In this way, by using the Air Blast fan after single-suction to centrifugal fan as the present embodiment, compared to forward centrifugal
Fan, air supply efficiency is higher, also, forms speed due to by centrifugal force since air-flow is flowed through the shaped form leaf road of centrifugal fan
Difference, inhomogeneities degree caused by can mitigating to centrifugal fan because of air velocity difference after single-suction.In addition, by by single-suction
Installation outlet angle beta b2, specific speed ns, peripheral speed u2 and the coefficient of total pressure Ψ of backward centrifugal fan are limited to as above special number
It is worth range, the intake after promoting single-suction to centrifugal fan crushing to centrifugal fan can be reduced after single-suction.Meanwhile it protecting
It demonstrate,proves after single-suction under the premise of the above-mentioned preferable performance of centrifugal fan, can be adjusted after each single-suction to the size of centrifugal fan
To lower size, for example, meeting after each single-suction to centrifugal fan: Ф 120*80mm that is to say that the diameter of spiral case is 120
Millimeter, with a thickness of 80 millimeters.
Thus whole to the lower size of size adjustable that can guarantee 10 complete machine of indoor unit, for example, the overall dimensions of shell are
Ф 500*200mm, in other words, the diameter dimension of shell are 500 millimeters, and thickness is 220 millimeters.Upper air outlet 12a and
The diameter dimension of lower air outlet 12b can be 120 millimeters, under the premise of guaranteeing 10 wind pushing performance of indoor unit, reduce indoor unit
10 overall dimensions meet user to the small-sized aspect demand of air conditioner indoor unit 10.
In some embodiments, as shown in fig. 6, two Air Blast fans are aerofoil fan 107, one of aerofoil fan
107 are configured to that fraction is promoted to flow from the upward air outlet 12a of air inlet 11a, so that fraction is from upper air outlet
12a blowout, another aerofoil fan 107 are configured to that fraction is promoted to flow from the downward air outlet 12b of air inlet 11a, so that
It obtains the fraction to blow out from lower air outlet 12b, air outlet 12a and lower air outlet 12b have air-flow blowout in realization.
One of aerofoil fan 107 is located at the top of another aerofoil fan 107, at the aerofoil fan 107 being located above
In the rear of upper air outlet 12a, it is configured to that fraction is promoted to flow from the upward air outlet 12a of air inlet 11a, is located below
Aerofoil fan 107 be in the rear of lower air outlet 12b, be configured to promote fraction from the downward air outlet 12b of air inlet 11a
Place's flowing.
In a preferred embodiment, air inlet 11a is two, and two air inlet 11a are respectively formed in shell lateral two
Side, the axis that aerofoil fan 107 is configured to extend around front and back rotate, the rear wall interval of each aerofoil fan 107 and shell,
The aerofoil fan 107 being located above promotes to enter the intracorporal supreme outlet air of fraction flow forward of shell from two air inlet 11a
At mouth 12a, underlying aerofoil fan 107 promotes to enter the intracorporal fraction flow forward of shell from two air inlet 11a
To lower air outlet 12b, to increase the intake of indoor unit 10, air supply efficiency is promoted.
Fig. 7 is the signal according to a direction of the discharge pipe 18 of the air conditioner indoor unit 10 of the utility model one embodiment
Property structure chart, Fig. 8 is the diagrammatic cross-section according to the discharge pipe 18 of the air conditioner indoor unit 10 of the utility model one embodiment.
In some embodiments, as shown in Fig. 1, Fig. 4 and Fig. 6, and Fig. 7 and Fig. 8 is combined, air conditioner indoor unit 10 further includes two
The discharge pipe 18 that a front and back extends, one of discharge pipe 18 are located at the top of another discharge pipe 18, the discharge pipe being located above
18 is corresponding with upper air outlet 12a, and with promote fraction to the fan outlet of the Air Blast fan of accommodation space upper flow
It communicates;Underlying discharge pipe 18 is corresponding with lower air outlet 12b, and with promote fraction to accommodation space lower flow
The fan outlet of Air Blast fan communicate.
Discharge pipe 18 is configured to can be controllably along the longitudinal direction on front side of the air outlet for protruding from corresponding indoor unit 10
It is moved between position in the air outlet of position indoor unit 10 corresponding with bouncing back to, in other words, the discharge pipe being located above
18 are configured to controllably to protrude from the position on front side of upper air outlet 12a along the longitudinal direction and bounce back in upper air outlet 12a
Position between move, underlying discharge pipe 18 is configured to controllably to protrude from lower air outlet 12b along the longitudinal direction
It is moved between the position of front side and the position bounced back in lower air outlet 12b.
Specifically, as shown in Figure 7, Figure 8, each discharge pipe 18 includes the outer tube 181 and be connected to outer tube 181 that front and back extends
Internal perisporium is in that gradual-enlargement type extends to the first inner tube 182 for protruding from 181 front side of outer tube, 182 air intake of the first inner tube from the front to the back
The position of 181 front end of outer tube, and shape between 182 periphery wall of 181 internal perisporium of outer tube and the first inner tube are closed in outer tube 181
At the first clearance space 103, in other words, the first inner tube 182 is in horn-like structure, outer tube 181 and the first inner tube from the front to the back
182 constitute a back-shaped pipes, and under normal condition, the part air-flow that exchanges heat can be blown out forward through the inner space of the first inner tube 182, part
Heat exchange air-flow can be blown out forward through the first clearance space 103.
When the controlled position bounced back in corresponding air outlet backward of discharge pipe 18, outside 182 outlet air end of the first inner tube
Peripheral wall is abutted with corresponding air outlet internal perisporium, to close the first clearance space 103, so that heat exchange air-flow is only from the first inner tube
Side is blown out forward in 182.In other words, when the position in the supreme air outlet 12a of 18 controlled retraction of discharge pipe being located above,
The periphery wall of 182 outlet air end of the first inner tube of the discharge pipe 18 is abutted with upper air outlet 12a internal perisporium, to shell inner housing space
The heat exchange air-flow of upper flow is only blown out forward from the first inner tube 182 of the discharge pipe 18 being located above;When underlying
When position of 18 controlled retraction of discharge pipe into lower air outlet 12b, the periphery wall of 182 outlet air end of the first inner tube of the discharge pipe 18
Abutted with lower air outlet 12b internal perisporium, to shell inner housing space lower flow heat exchange air-flow only from underlying outlet air
It is blown out forward in first inner tube 182 of pipe 18.
When discharge pipe 18 is controlled move forward to protrude from the position on front side of corresponding air outlet when, the first inner tube 182 goes out
Wind end protrudes from front side of corresponding air outlet, since the first inner tube 182 is in gradual-enlargement type from the front to the back, it will be understood that the first inner tube
The outer diameter of 182 leading portions be greater than back segment outer diameter, when discharge pipe 18 move forward when, 182 outlet air end of the first inner tube with it is corresponding out
The internal perisporium in air port is detached from, and 182 outlet air end of the first inner tube protrudes from front side of corresponding air outlet, so that 182 outer wall of the first inner tube
Space (the first clearance space 103) between 181 inner wall of outer tube is exposed, so that the first inner tube 182 neutralizes between first
The blowout before having exchanging air flow direction in space 103.
It is foregoing back-shaped by the way that each discharge pipe 18 to be designed as in the present embodiment relative to traditional air outlet
Structure, it is possible to increase wind-out range realizes wide area air-supply effect;And make air-flow to week on front side of the corresponding air outlet of indoor unit 10
Enclose diffusion, volume inhales surrounding air flow forward, improve air-supply uniformity so that wind it is softer, naturally, sense when blowing on the person
Feel cool without cold, promotion user's comfort.In addition, by control discharge pipe 18 the position that bounces back in corresponding air outlet with
It is moved between the position protruded from front side of corresponding air outlet, when discharge pipe 18 protrudes from front side of corresponding air outlet, first
There is air-flow to blow out forward in inner tube 182 and the first clearance space 103, while expanding wind-out range, lengthen air supplying distance,
Further increase air-supply uniformity and comfort;In addition, a part of air-flow is directly from first since air-flow is separated into two parts
It is blown out forward in inner tube 182, another part air-flow is directly blown out forward from the first clearance space 103, effectively reduces vortex
Loss promotes air supply efficiency.
In some embodiments, as shown in Figure 7 and Figure 8, each discharge pipe 18 further includes the second inner tube 183, the second inner tube
183 extend in gradual-enlargement type from the front to the back in corresponding first inner tube 182, and 183 periphery wall of the second inner tube and corresponding first
The second clearance space 104 is formed between 182 internal perisporium of inner tube.When discharge pipe 18 bounces back to the position in corresponding air outlet
When, the periphery wall of 182 outlet air end of the first inner tube is abutted with corresponding air outlet internal perisporium, and the first clearance space 103 is closed, is made
Obtaining part heat exchange air-flow, side is blown out forward from the first inner tube 182, and part heat exchange air-flow is from the second clearance space 104 to front side
Blowout.When discharge pipe 18, which is located at, protrudes from the position on front side of corresponding air outlet, 182 outlet air end of the first inner tube is protruded from pair
On front side of the air outlet answered, the first clearance space 103 is appeared, so that the first clearance space 103, the second clearance space 104 and the
It is blown out before having exchanging air flow direction in two inner tubes 183.
By adding the second inner tube 183 of aforementioned shapes, second is formed between the first inner tube 182 and the second inner tube 183
Clearance space 104, further expansion wind-out range, and air-flow is more dispersedly blown out forward so that the air-flow of blowout with
The indoor environment air-flow of surrounding is mixed, and air-supply uniformity and comfort are further promoted.
First inner tube 182 is connected to the internal perisporium of outer tube 181 by bracket (being not shown in Fig. 8), and the second inner tube passes through another
One bracket (being not shown in Fig. 8) is connected to 182 internal perisporium of the first inner tube, and bracket, which plays, fixes the first inner tube 182 and the second inner tube
183 effect, and size is smaller, avoids forming blocking to air-flow flow forward.For example, 182 periphery wall of the first inner tube is circumferentially
Direction is intervally distributed with multiple first connecting rod (not shown), and multiple first connecting rod constitutes aforementioned brackets, passes through the interval
First inner tube 182 is fixed on outer tube by multiple first connecting rods of distribution.Correspondingly, 183 periphery wall of the second inner tube is distributed with
Multiple second connecting rod (not shown), multiple second connecting rod constitute aforementioned another bracket, by this be spaced apart it is multiple
Second inner tube 183 is fixed in the first inner tube 182 by the second connecting rod.
The state of the movements of two discharge pipes 18 and two Air Blast fans can according to the operational mode of air conditioner indoor unit 10 into
Row control.For example, controllable discharge pipe 18 corresponding with upper air outlet 12a, which is moved to, protrudes from upper air outlet when refrigeration mode
Position on front side of 12a, and control and fraction is promoted to open to the Air Blast fan of shell inner housing space upper flow;And under
The corresponding discharge pipe 18 of air outlet 12b is positively retained in lower air outlet 12b, is not moved forward, correspondingly, corresponding air-supply
Fan (that is to say the Air Blast fan for promoting fraction to shell inner housing space lower flow) remains off, and cold wind is only
It is blown out forward by superposed discharge pipe 18, has raised cold wind outlet air position, avoided the downward blow-through user of cold wind and cause
User is uncomfortable.Since cold wind has sinking tendency, as far as possible cold wind is blown upwards, promotes refrigeration effect, and avoid cold wind blow-through
Human body and influence user freeze experience.In addition, protruding from upper air outlet 12a since superposed discharge pipe 18 moves forward to
Front side expands blowing range, improves air-supply uniformity, further enhances the comfortable sexual experience of refrigeration of user.
When heating mode, controllable discharge pipe 18 corresponding with lower air outlet 12b is moved to protrude from lower air outlet 12b before
The position of side, and control corresponding Air Blast fan and (that is to say and promote fraction to shell inner housing space lower flow
Air Blast fan) open, and discharge pipe 18 corresponding with upper air outlet 12a is positively retained in upper air outlet 12a, not to Forward
Dynamic, correspondingly, corresponding Air Blast fan (that is to say the air-supply for promoting fraction to shell inner housing space upper flow
Fan) it remains off, hot wind is only blown out forward by being located at the discharge pipe 18 of lower part, is reduced hot wind outlet air position, is kept away
Exempt from hot wind to raise up and indoor lower space temperature is caused not increase in time, influences user and heat experience.Since hot wind is with upper
The trend of liter, blows hot wind downwards as far as possible, so that indoor upper space temperature and lower space temperature reach uniformly, promotes heating
Effect and user heat experience.In addition, before moving forward to due to the discharge pipe 18 for being located at lower part and protrude from lower air outlet 12b
Side expands blowing range, improves air-supply uniformity, further enhances the comfortable sexual experience of heating of user.
In the present embodiment, referring again to Fig. 4 and Fig. 6, air conditioner indoor unit 10 further includes electric-controlled plate 17, and electric-controlled plate 17 is set to
Between two Air Blast fans, electric-controlled plate 17 is configured to the operation of two Air Blast fans of control, in some embodiments, electric-controlled plate 17
Also control the movement of two discharge pipes 18.Using the space layout electric-controlled plate 17 between two Air Blast fans, so that each in shell
The characteristics of compact layout of component, orderly, further decrease the overall dimensions of indoor unit 10.
In some embodiments, as shown in figure 8,181 internal perisporium of outer tube of each discharge pipe 18 includes entering the wind from outer tube 181
The rear wall section 181a and front wall segments 181b successively to connect on end to outlet air extreme direction, rear wall section 181a are by 181 air intake of outer tube
The truncated hollow cone of flaring forward, front wall segments 181b are from the position that connects with rear wall section 181a to 181 outlet air end flaring of outer tube
Truncated hollow cone, and the cone angle 2e of rear wall section 181a be greater than front wall segments 181b cone angle 2c.It also is understood as, outer tube 181
Internal perisporium is separated into two sections by 181 rear end of outer tube to front end, respectively rear wall section 181a and front wall segments 181b, rear wall section 181a
Horn-like in flaring from the front to the back, front wall segments 181b is in the horn-like of flaring from the front to the back, and rear wall section 181a flaring journey
Degree is greater than front wall segments 181b.As shown in figure 8, angle e is rear wall section 181a wall surface and the horizontal angle that front and back extends, rear wall
Section 181a cone angle is 2e;Angle c is front wall segments 181b wall surface and the horizontal angle that front and back extends, front wall segments 181b cone angle
As 2c.
First inner tube, 182 air intake is located in the space of front wall segments 181b composition, in front wall segments 181b and the first inner tube
The first clearance space 103 is formed between 182 periphery walls, guarantees that air-flow enters in outer tube 181, first in the rear wall section of outer tube 181
Mixing combing is carried out in 181a, flows blow out along different flow paths further along, reduces eddy current loss.First inner tube, 182 air intake (
Be 182 rear end of the first inner tube) rear end front wall segments 181b away from outer tube 181 with (that is to say outer tube 181 away from the front end front wall segments 181b
Outlet air end) distance it is roughly the same.
In some embodiments, as shown in figure 8, the first inner tube 182 is uniform wall thickness, from its air intake to outlet air end flaring
Truncated hollow cone, and the cone angle 2b of the first inner tube 182 be greater than outer tube 181 front wall segments 181b cone angle 2c, it will be understood that
For the first inner tube 182 is by its rear end to front end in the horn-like of flaring.
In some embodiments, as shown in figure 8, the second inner tube 183 of discharge pipe 18 in corresponding first inner tube 182 by
Extend before backward in gradual-enlargement type, it is to be understood that the second inner tube 183 is in the first inner tube 182, from the front to the back in gradually
That expands is horn-like, and 183 periphery wall of the second inner tube is the truncated cone shape of flaring from the front to the back.Second inner tube, 183 internal perisporium is by second
183 air intake of inner tube is to the truncated cone shape of outlet air end flaring, and in other words 183 internal perisporium of the second inner tube is in cutting for flaring from the front to the back
Taper.The cone angle 2d of second inner tube, 183 internal perisporium is greater than the cone angle 2a of 183 periphery wall of the second inner tube, and the second inner tube periphery wall
Cone angle 2a be equal to outer tube 181 front wall segments 181b cone angle 2c.
By the way that 181 internal perisporium of outer tube is limited to structure as above, the first inner tube 182, the shape of the second inner tube 183 are limited
It is set to structure as above, the first clearance space 103 (space between outer tube 181 and the first inner tube 182) for thus limiting, second
Space in clearance space 104 (space between the first inner tube 182 and the second inner tube 183) and the second inner tube 183 is to air-flow
It is shunted, while expanding wind-out range, is further reduced eddy current loss, improves air supply efficiency;And make outlet air more soft
With it is uniform.
In some embodiments, the cone angle 2c of front wall segments 181b meets: 0 ° < 2c≤40 °, the cone angle 2e of rear wall section 181a
Meet: 0 ° < 2e≤50 °, for example, the cone angle 2c of front wall segments 181b is 7.8 °, the cone angle 2e of rear wall section 181a is 46.2 °.One
In a little embodiments, the cone angle 2b of the first inner tube 182 can meet: 20 ° < 2b≤80 °, the cone angle 2d of 183 internal perisporium of the second inner tube can
Meet: 30 ° < 2d≤60 °, for example, the cone angle 2b of the first inner tube 182 is 60 °, the cone angle 2d of 183 internal perisporium of the second inner tube is
45°.The discharge pipe 18 being consequently formed can further reduce eddy current loss, improve air supply efficiency.
Referring again to Fig. 4, Fig. 6 to Fig. 8, the air conditioner indoor unit 10 of the present embodiment further includes two driving units, two drives
Moving cell and two discharge pipes 18 correspond, each driving unit may include rack gear 102 (being not shown in Fig. 8), gear (not
Show) and the rotation of sliding tooth wheel motor (not shown), motor therein is set in the accommodation space of shell, wheel and rack
102 engagements, to drive corresponding discharge pipe 18 protruding from the position on front side of corresponding air outlet along the longitudinal direction and bouncing back to
It is moved between position in corresponding air outlet.
Rack gear 102 can be equal to the length dimension for the tooth section that gear engages or be greater than corresponding 181 outlet air end of outer tube and the
The distance between one inner tube, 182 outlet air end size, to guarantee that discharge pipe 18 can move forward to so that the first inner tube 182 is positioned at outer
The air outlet of the fully extended corresponding indoor unit 10 in part of 181 front side of pipe, to further increase wind-out range and air supplying distance,
Promote air supply efficiency and outlet air uniformity.
In the scheme that two Air Blast fans are single-suction centrifugal fan 14, referring to fig. 4, one embodiment wherein
In, the air intake (that is to say 181 air intake of outer tube) of two discharge pipes 18 passes through the flow guiding air outlet 15b of corresponding pod 15
In diversion air duct, and 18 air intake periphery wall of discharge pipe and corresponding diversion air duct internal perisporium sliding contact, discharge pipe
During 18 are moved forward and backward, the rear segment section of discharge pipe 18 is in always in the diversion air duct of corresponding pod 15.It can be with
Understand, the size of discharge pipe 18, the size of diversion air duct and arc partition wall 154 are formed by connection wind centralizing cavity and lead
When the opening size in stream air duct need to guarantee that discharge pipe 18 is moved forward or rearward, heat exchange wind can enter diversion air duct through wind centralizing cavity
In.
In some embodiments of the present embodiment, rack gear 102 can be formed in the periphery wall of corresponding discharge pipe 18, by preceding
It extends back.It is formed with and the tooth on corresponding discharge pipe 18 with Fig. 5, two diversion air ducts of two pods 15 referring to fig. 4
The notch 15c that the front and back that item 102 is adapted to extends, rack gear 102 pass through notch 15c and the tooth of rack gear 102 are made to be revealed in pod 15
The outside of diversion air duct and seal diversion air duct to engage with corresponding gear, and the length of rack gear 102 meets along right
The notch 15c answered extends to the rear side of diversion air duct, and when guaranteeing that discharge pipe 18 moves forward, the notch 15c of diversion air duct begins
It is covered eventually by rack gear 102, to guarantee the leakproofness of diversion air duct.
In the scheme that two Air Blast fans are aerofoil fan 107, referring to Fig. 6, it is to be understood that aerofoil fan
107 generally comprise the wind wheel (not identifying) in fan drum and the accommodating space that is set in fan drum.Two discharge pipes 18
Air intake (that is to say 181 air intake of outer tube) can be set in the periphery wall of the fan drum of corresponding aerofoil fan 107, and with this
Fan drum sliding is in close contact, and during discharge pipe 18 is moved forward and backward, the rear segment section of discharge pipe 18 is set in correspondence always
Aerofoil fan 107 fan drum periphery wall, for example, during discharge pipe 18 is moved forward or rearward, discharge pipe 18
The rear segment section of rear wall section 181a and front wall segments 181b connects with the periphery wall of the fan drum of corresponding aerofoil fan 107 always
Touching, to guarantee the stability of discharge pipe 18.In the present embodiment, the gear of each driving unit and motor are empty in the receiving of shell
Between in be located at the rear end of corresponding aerofoil fan 107, rack gear 102 is formed in the periphery wall of the outer tube 181 of corresponding discharge pipe 18,
The rear end of aerofoil fan 107 is extended to from the front to the back, to engage with gear, realizes the back-and-forth motion of discharge pipe 18.
So far, although those skilled in the art will appreciate that the more of the utility model have been shown and described in detail herein
A exemplary embodiment still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this is practical new
The range of type is understood that and regards as to cover all such other variations or modifications.
Claims (11)
1. a kind of air conditioner indoor unit characterized by comprising
Shell is formed at least one air inlet thereon;
At least one air inlet frame, at least one described air inlet frame and at least one described air inlet correspond, the air inlet frame
It is configured to controllably to move between the position of the position air inlet corresponding with protrusion for being embedded in the corresponding air inlet
It is dynamic;
When the air inlet frame is moved to the position for being embedded in the corresponding air inlet, surrounding air only passes through the outer of the air inlet frame
Surface enters in the shell;
At least one end face and/or at least one side of the air inlet frame are formed with opening, and the air inlet frame is moved to protrusion
When the position of the corresponding air inlet, appear the opening of the air inlet frame, to increase intake.
2. air conditioner indoor unit according to claim 1, it is characterised in that
The shell is projected as circle carry the vertical plane of the air conditioner indoor unit;
The air inlet and the air inlet frame are two, and two air inlets are respectively formed in lateral the two of the shell
Side, Relative distribution, and the air inlet is arc-shaped.
3. air conditioner indoor unit according to claim 2, it is characterised in that
The air inlet frame be in and the corresponding matched arc of air inlet.
4. air conditioner indoor unit according to claim 1, which is characterized in that further include:
At least one driving unit, at least one described driving unit and at least one described air inlet frame correspond, the drive
Moving cell is configured to drive the corresponding air inlet frame corresponding with protrusion described in the position for being embedded in the corresponding air inlet
It is moved between the position of air inlet.
5. air conditioner indoor unit according to claim 2, it is characterised in that
Each air inlet includes upper arc wind inlet section and the arc lower wind inlet section that connects with the upper arc wind inlet section, described
Upper arc wind inlet section and the arc lower wind inlet section are symmetrical relative to the cross central line of the shell.
6. air conditioner indoor unit according to claim 2, it is characterised in that
The diameter ruler apart from size and the shell of the top and bottom of projection of each air inlet in the vertical plane
Very little ratio is 0.7-0.8:1.
7. air conditioner indoor unit according to claim 1, it is characterised in that
The shell is also formed with two air outlets, one of them described air outlet is located at the shell forward upper, is denoted as
Air outlet, another air outlet are located at the shell lower front, are denoted as lower air outlet;
Two Air Blast fans, are set in the accommodation space of the enclosure interior, one of them described Air Blast fan is configured to promote
Make fraction from the air inlet to the upper flow of the accommodation space, so that the fraction is from the upper air outlet
Blowout, another described Air Blast fan are configured to that fraction is promoted to flow from the air inlet to the lower part of the accommodation space
It is dynamic, so that the fraction is blown out from the lower air outlet.
8. air conditioner indoor unit according to claim 7, which is characterized in that further include:
The discharge pipe that two front and backs extend, one of them described discharge pipe are located at the top of another discharge pipe, are located above
The discharge pipe it is corresponding with the upper air outlet, and sent with fraction is promoted to described in the accommodation space upper flow
The fan outlet of wind fan communicates;The underlying discharge pipe is corresponding with the lower air outlet, and with promote part gas
The fan outlet for flowing to the Air Blast fan of the accommodation space lower flow communicates;
Each discharge pipe is configured to controllably to protrude from the position on front side of the corresponding air outlet along the longitudinal direction
It is moved between position in the air outlet corresponding with bouncing back to;
Each discharge pipe includes the outer tube and be connected to the outer tube internal perisporium and prolong from the front to the back in gradual-enlargement type that front and back extends
The first inner tube protruded from front side of the outer tube is extended to, the first inner tube air intake, which is located in the outer tube, closes on the outer tube
The position of front end, and the first clearance space is formed between the outer tube internal perisporium and the first inner tube periphery wall;
When the discharge pipe bounces back to the position in the corresponding air outlet, the periphery wall of the first inner tube outlet air end with it is right
The air outlet internal perisporium answered abuts, to close first clearance space so that air-flow only from first inner tube to
Front side blowout;
Positioned at when protruding from the position on front side of the corresponding air outlet, the first inner tube outlet air end protrudes from the discharge pipe
On front side of the corresponding air outlet, to appear first clearance space, so that fraction is empty from first interval
Between forward side blow out, fraction from first inner tube forward side blow out.
9. air conditioner indoor unit according to claim 8, it is characterised in that
Each discharge pipe further includes the second inner tube, and second inner tube is in from the front to the back in corresponding first inner tube
Gradual-enlargement type extends, and the second interval sky is formed between the second inner tube periphery wall and the corresponding first inner tube internal perisporium
Between, so that air-flow passes through.
10. air conditioner indoor unit according to claim 9, it is characterised in that
The outer tube internal perisporium includes the rear wall section and front wall segments successively to connect from the outer tube air intake to outlet air extreme direction,
The first inner tube air intake is located in the space of front wall segments composition, in the front wall segments and first inner tube periphery
First clearance space is formed between wall;
The rear wall section be by the truncated hollow cone of outer tube air intake flaring forward, the front wall segments be by with the rear wall
Truncated hollow cone of the position that section connects to the outer tube outlet air extreme direction flaring;And
The cone angle of the rear wall section is greater than the cone angle of the front wall segments.
11. air conditioner indoor unit according to claim 10, it is characterised in that
First inner tube is uniform wall thickness, from its air intake to the truncated hollow cone of outlet air extreme direction flaring, and described first
The cone angle of inner tube is greater than the cone angle of the front wall segments;
The second inner tube periphery wall is the truncated cone shape of flaring from the front to the back, and the second inner tube internal perisporium is by described second
Truncated cone shape from pipe air intake to outlet air extreme direction flaring, and the cone angle of the second inner tube internal perisporium be greater than second inner tube outside
The cone angle of peripheral wall;And the cone angle of the second inner tube periphery wall is equal to the cone angle of the front wall segments.
Priority Applications (1)
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CN201821332841.2U CN209147251U (en) | 2018-08-17 | 2018-08-17 | Air conditioner indoor unit |
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Application Number | Priority Date | Filing Date | Title |
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CN201821332841.2U CN209147251U (en) | 2018-08-17 | 2018-08-17 | Air conditioner indoor unit |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114659164A (en) * | 2020-12-23 | 2022-06-24 | 苏州三星电子有限公司 | Wall-mounted air conditioner indoor unit |
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2018
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114659164A (en) * | 2020-12-23 | 2022-06-24 | 苏州三星电子有限公司 | Wall-mounted air conditioner indoor unit |
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