CN105423417B - Air conditioner indoor unit - Google Patents
Air conditioner indoor unit Download PDFInfo
- Publication number
- CN105423417B CN105423417B CN201510757026.5A CN201510757026A CN105423417B CN 105423417 B CN105423417 B CN 105423417B CN 201510757026 A CN201510757026 A CN 201510757026A CN 105423417 B CN105423417 B CN 105423417B
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- Prior art keywords
- air
- shell
- indoor unit
- flow
- air inlet
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0022—Centrifugal or radial fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Flow Control Members (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
The present invention provides a kind of air conditioner indoor unit.The air conditioner indoor unit includes: shell, has the first air inlet, the second air inlet and air outlet；Centrifugal blower is set in the shell；Heat exchanger, at least partly heat exchange section is in tabular, and between the centrifugal blower and first air inlet；Drain air ducting, it is set in the shell, it is configured to from the air-flow of second air inlet import the air-flow from the centrifugal blower to mix in it, and blows out mixed air-flow in a manner of there is velocity component on being parallel to the direction of rotation axis of the centrifugal blower from the air outlet；And radical occlusion device, it is installed on the shell, is configured to open or close first air inlet.The mobility and temperature adjustment using space air when wall-hanging indoor unit of air conditioner not only can be improved in the air conditioner indoor unit, also can control the mixed flow ratio of non-heat exchange wind and heat exchange wind, and guidance air-flow flowing.
Description
Technical field
The invention belongs to air-conditioning technique fields, more particularly to a kind of air conditioner indoor unit.
Background technique
Existing wall-hanging indoor unit of air conditioner is strip, is blown using cross flow fan and bendable evaporator.
The wall-hanging indoor unit of air conditioner is not only easy to appear apparent visual aestheticly tired, but also the wind after bendable evaporator heat exchange is straight
It connects and is blown out under the action of internal cross flow fan from air outlet, the wind blown out is entirely heat exchange wind.This air-conditioning
One the disadvantage is that air quantity is less since the wind of submitting is entirely heat exchange wind, indoor wind circulation rate is slow；Another disadvantage is that sending
Wind out is not soft enough, and especially in cooling mode, the cool breeze blown out is directly blown into user, and user feels not relax
It is suitable.
Further, since existing wall-hanging indoor unit of air conditioner is strip, not only volume is big, the installation space of occupancy
Greatly, and it is not beautiful enough, it is not able to satisfy the diversified demand in market.
Summary of the invention
The purpose of the present invention is intended to overcome at least one defect of existing wall-hanging indoor unit of air conditioner, provides a kind of novelty
Air conditioner indoor unit, can not only send out that air quantity is big, and the soft mixing wind of proper temperature can be blown out, use wall hanging to improve
The mobility and temperature adjustment of space air when formula air conditioner room unit.
A further object of the invention is will can to the wind for heat exchange for entering shell through the first air inlet
Control, to control the mixed flow ratio of non-heat exchange wind and heat exchange wind, improves the comfort of air-supply.
Of the invention another makes from first further objective is that guide to the air-flow for entering the first air inlet
The air-flow that air inlet enters shell is uniform.
Another of the invention is further objective is that a kind of small in size, rakish air conditioner indoor unit will be provided.
In order to realize at least one above-mentioned purpose, the present invention provides a kind of air conditioner indoor unit comprising:
Shell has the first air inlet, the second air inlet and air outlet；
Centrifugal blower is set in shell, and the extended line of rotation axis or the rotation axis is worn from the first air inlet
It crosses, and is configured to that air-flow is promoted to flow from the first air inlet to air outlet；
Heat exchanger, at least partly heat exchange section are in tabular, at least partly rotation of the heat exchange section perpendicular to centrifugal blower
Shaft axis, and between centrifugal blower and the first air inlet；
Air ducting is drained, is set in shell, is configured to by the air-flow from centrifugal blower and from the second air inlet
Air-flow import in it to be mixed, and make mixed air-flow on the direction for the rotation axis for being parallel to centrifugal blower
Mode with velocity component blows out from air outlet；And
Radical occlusion device is installed on shell, is configured to open or close the first air inlet.
Optionally, radical occlusion device includes shutter, is rotatably installed on hull outside, to open from the outside of shell
Or close the first air inlet.
Optionally, the first air inlet is set to the forward upper of shell；Second air inlet is set to the back lower of shell；
Air outlet is set to the lower front of shell.
Optionally, the lower end of shutter is rotatably installed on shell around a horizontal cross rotation axis.
Optionally, radical occlusion device further includes at least one driving device, each driving device have driving motor, crank and
Connecting rod；And the output shaft of driving motor is fixed in one end of crank；The both ends of connecting rod be rotatably installed on respectively shutter and
The other end of crank.
Optionally, each driving device further includes limiting device, is configured to limit shutter around horizontal cross rotation axis
The stroke rotated.
Optionally, the limiting device of each driving device is by making the crank of the driving device relative to connecting rod in connecting rod
Side rotation, and make the crank of the driving device relative to link rotatable extreme position on the extended line of connecting rod,
Limit the stroke that shutter is rotated around horizontal cross rotation axis.
Optionally, the limiting device of each institute's driving device includes the first stop part and the second stop part, is respectively formed in
One end for being connected to connecting rod of the crank of the driving device and one end for being connected to crank of connecting rod, to be in connecting rod in crank
It when on extended line, abuts each other, to prevent crank relative to the other side of link rotatable to connecting rod.
Optionally, drainage air ducting includes the air-ducting ring that at least three front and backs penetrate through, and at least three air-ducting rings are before
Rear direction is set gradually, so that the central collar aperture of at least three air-ducting rings, which is interconnected, forms insertion air channel, insertion air channel connection
Second air inlet and air outlet；
The heat exchange wind air channel of connection centrifugal blower and insertion air channel is formed between every two adjacent air-ducting ring, in the future
It guides from the air-flow of centrifugal blower to insertion air channel and is mixed with the air-flow from the second air inlet.
Optionally, drainage air ducting further includes wind path wall, is fixedly connected or is integrally formed with the spiral case of centrifugal blower,
Diversion air duct individually or with shell is limited jointly, so that the air-flow from centrifugal blower all enters from heat exchange wind air channel
Insertion air channel.
Air conditioner indoor unit of the invention uses centrifugal blower and drainage due to having the first air inlet and the second air inlet
Air ducting, not only air output is big, makes the advantages that indoor wind circulation rate is fast, heat exchange efficiency is high, but also can make non-heat exchange
Wind is mixed with the heat exchange wind after heat exchange, is increased the whole intake of the air conditioner indoor unit, is accelerated interior
The flowing of air further improves the whole uniformity of room air.Such mixing air is more soft, blows to user's body
On can feel more comfortable, improve user's comfortableness experience effect.In addition, the volume of the air conditioner indoor unit can also be made smaller,
It is not only convenient for installation, movement, and various, rakish indoor unit can be fabricated to.
Further, air conditioner indoor unit of the invention is due to can control the unlatching of the first air inlet, closing with radical occlusion device
It closes and the size of aperture, the intake by the first air inlet can be controlled, so as to control non-heat exchange wind and heat
Exchange the mixed flow ratio of wind.Moreover, the shutter of radical occlusion device can also direct air-flow flowing, air inlet and the downside of upside can be prevented
Outlet air mixing.Setting, which can make air conditioner indoor unit not only, in this way can reach the smooth and uniformity of air inlet, and may be implemented to occupy empty
Between small feature.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
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 these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the schematic diagram of air conditioner indoor unit according to an embodiment of the invention；
Fig. 2 is the schematic cross sectional views of air conditioner indoor unit shown in Fig. 1；
Fig. 3 is the schematic diagram at another visual angle of air conditioner indoor unit shown in Fig. 1；
Fig. 4 is the schematic explosive view of air conditioner indoor unit shown in Fig. 1；
Fig. 5 is the schematic expanded view at A shown in Fig. 4；
Fig. 6 is the shutter of air conditioner indoor unit according to an embodiment of the invention schematic part in the open state
Structure chart；
Fig. 7 is the schematic cross sectional views of the partial structurtes of air conditioner indoor unit shown in Fig. 6；
Fig. 8 is the schematic part that the shutter of air conditioner indoor unit according to an embodiment of the invention is in close state
Structure chart.
Specific embodiment
Fig. 1 is the schematic diagram of air conditioner indoor unit according to an embodiment of the invention, and Fig. 2 is air-conditioning shown in Fig. 1
The schematic cross sectional views of indoor unit.As depicted in figs. 1 and 2, the embodiment of the invention provides a kind of air conditioner indoor unit.The air conditioning chamber
Interior machine may include shell 20, centrifugal blower 30, heat exchanger 40 and drainage air ducting 50.Shell 20 can have the first air inlet,
Second air inlet and air outlet.Centrifugal blower 30 can have fan blade 31 and spiral case 32, be set in shell 20, rotation axis or
The extended line of the rotation axis is passed through from the first air inlet, so that its air inlet the first air inlet of direction, and be configured to promote
Air-flow is flowed from the first air inlet to air outlet.
At least partly heat exchange section of heat exchanger 40 is in tabular, and at least partly heat exchange section is perpendicular to centrifugal blower 30
Rotation axis, and between centrifugal blower 30 and the first air inlet.Specifically, heat exchanger 40 is a plate heat exchanger；?
In other embodiments, heat exchanger 40 includes multiple plate heat exchangers, and multiple plate heat exchangers are along perpendicular to centrifugal blower 30
The direction of rotation axis set gradually, and multiple plate heat exchangers are parallel with one another.
Drainage air ducting 50 may be disposed in shell 20, be configured to the air-flow from centrifugal blower 30 (i.e. from the
One air inlet and the air-flow after exchanging heat via heat exchanger 40) it imports to be mixed in it with the air-flow from the second air inlet,
And make mixed air-flow in a manner of there is velocity component on being parallel to the direction of rotation axis of centrifugal blower 30 from out
Air port blows out.
Centrifugal blower 30 and flat heat exchanger 40 not only significantly improve the air output of air conditioner indoor unit, accelerate room
Interior wind circulation rate, and improve the heat exchange efficiency of heat exchanger 40 Yu air；The volume of the air conditioner indoor unit can also be made smaller, just
Installation, movement in air conditioner indoor unit；And it is convenient to manufacture in various, rakish air conditioning chamber
Machine, for example, projection of the shell 20 in a plane perpendicular to the rotation axis of centrifugal blower 30 is round or oval, so that
Entire air conditioner indoor unit unique outlook is beautiful, is totally different from the wall-hanging indoor unit of air conditioner of existing strip, meets user
Personalized aesthetic requirement.It is needing herein it is noted that throwing of some shells 20 in a plane perpendicular to its axis
Shadow is approximate circle, it should also belong to circular special shape, that is, belong to one kind of present inventive concept.Draining air ducting 50 can
The wind for blowing out the air conditioner indoor unit is softer.
Particularly, in embodiments of the present invention, in order to control the first air inlet, which may also include
Radical occlusion device 60 is installed on shell 20, is configured to open or close the first air inlet.For example, being hidden in air conditioner indoor unit work
Blocking means 60 open the first air inlet.When closing air conditioner indoor unit, radical occlusion device 60 can close the first air inlet, with occupy compared with
Small space.For example, in some embodiments, radical occlusion device 60 includes shutter 61.Shutter 61 is rotatably installed on
20 outside of shell, to turn on or off the first air inlet from the outside of shell 20.
In some embodiments of the invention, the first air inlet is set to the forward upper of shell 20；Second air inlet is set
It is placed in the back lower of shell 20；Air outlet is set to the lower front of shell 20.For example, shell 20 includes rear shell 22 and removable
The front panel 21 being installed on unloading at the forward opening of rear shell 22.
The top of front panel 21 offers the first air inlet, and lower part offers air outlet.Air outlet obliquely downward, inclines
Rake angle is 4 ° to 40 °, preferably 10 °.Air outlet is arranged such, the structure of cooperation drainage air ducting 50 designs, so that from
The wind that air outlet is sent out being capable of forward downward flowing.
Rear shell 22 can have rear wall 221, peripheral wall and accommodate cavity wall 222.221 lower part of rear wall offers the second air inlet.Hold
Cavity wall 222 of receiving extends forward from 221 inner surface of rear wall, to limit the receiving sky for containing centrifugal blower 30 and draining air ducting 50
Between.Further, as shown in figure 3, the rear surface top of rear wall 221 may be provided with wallboard 70, which can pass through
Wallboard 70 is fixed on wall.221 rear surface lower part of rear wall can be recessed inwardly, and the second air inlet is formed in rear wall 221
Rear surface lower part so that air from 221 rear surface lower part of rear wall between the walls gap enter the second air inlet.In this hair
In bright some alternate embodiments, the first air inlet may be disposed at the top of rear wall 221.
Centrifugal blower 30 can be unidirectional centrifugal fan, be installed on the top of accommodation space.Air ducting 50 is drained to install
In the lower part of accommodation space.Heat exchanger 40 is multiple plate heat exchangers, and multiple plate heat exchangers are set gradually along the vertical direction.Example
Such as, the quantity of plate heat exchanger can be two, and the area being respectively below is larger, biggish first plate heat exchanger of length
41 and area in top is smaller, length is shorter the second plate heat exchanger 42 expanded with making full use of the shape of shell 20
The heat exchange area of heat exchanger 40 improves heat exchange efficiency.A heat exchanger fixed frame 43 be may also set up by 41 He of the first plate heat exchanger
Second plate heat exchanger 42 is installed in shell 20.
Fig. 4 is the schematic explosive view of air conditioner indoor unit shown in Fig. 1, and Fig. 5 is the schematic expanded view at A shown in Fig. 4.
As shown in Figure 4 and Figure 5, and Fig. 6 to Fig. 8 is referred to, in embodiments of the present invention, the lower end of shutter 61 is rotated around a horizontal cross
Axis is rotatably installed on shell 20.Since centrifugal blower 30 is from the first air inlet suction airflow, air outlet is set to first
The lower section of air inlet, shutter 61 can lead into the air-flow of shell 20 when opening, and can prevent the air-flow of blowout from returning to stream
Into the first air inlet.Further, during air conditioner indoor unit works, the rotational angle of shutter 61 also be can adjust, with
Control enters the throughput of shell 20 through the first air inlet, and then can control the mixed flow ratio of heat exchange wind Yu non-heat exchange wind
Example, further increases the mobility and temperature adjustment using space air when wall-hanging indoor unit of air conditioner.
In some further embodiments of the invention, radical occlusion device 60 may also include at least one driving device, with
Shutter 61 is driven to rotate.Specifically, each driving device has driving motor 62, crank 63 and connecting rod 64.Driving motor 62
It can be stepper motor, shell 20 is installed on, on front panel 21.The output shaft of driving motor 62 is fixed in one end of crank 63；
The both ends of connecting rod 64 are rotatably installed on the other end of shutter 61 and crank 63 respectively.Preferably, the quantity of driving device
It can be two, be set to the transverse ends of the first air inlet, the movement of shutter 61 can be made more steady, and be flowed in air-flow
When, air-flow causes the vibration of shutter 61 smaller, and noise is lower.
In some embodiments of the invention, each driving device further includes limiting device, is configured to limit shutter 61
The stroke rotated around horizontal cross rotation axis.Specifically, the limiting device of each driving device can limit shutter 61
The maximum angle rotated to shell 20.For example, the limiting device of each driving device is by making the driving device
Crank 63 is rotated relative to connecting rod 64 in the side of connecting rod 64, and rotates the crank 63 of the driving device relative to connecting rod 64
Extreme position is to be rotated around the horizontal cross rotation axis on the extended line in connecting rod 64 limiting shutter 61
Stroke.
Specifically, the limiting device of each driving device includes the first stop part 631 and the second stop part 641, difference shape
At one end for being connected to connecting rod 64 of the crank 63 in the driving device and one end for being connected to crank 63 of connecting rod 64, in song
It when handle 63 is on the extended line of connecting rod 64, abuts each other, so that crank 63 be prevented to turn to connecting rod 64 relative to connecting rod 64
The other side.
In some embodiments of the invention, drainage air ducting 50 includes the air-ducting ring that at least three front and backs penetrate through.Extremely
Few three air-ducting rings are set gradually along the longitudinal direction, and in every two adjacent air-ducting ring, the air-ducting ring insert division in rear
In in the central collar aperture of the air-ducting ring in front, so that the central collar aperture of at least three air-ducting rings, which is interconnected, forms insertion air channel,
Insertion air channel is connected to the second air inlet and air outlet.Connection centrifugal blower 30 and perforation are formed between every two adjacent air-ducting ring
The heat exchange wind air channel in air duct guides the air-flow from centrifugal blower 30 to insertion air channel and the gas from the second air inlet
Stream mixing.Further, the width of heat exchange wind air channel can be gradually reduced along the direction that air-flow flows.When 30 work of centrifugal blower
When making, the negative pressure that can be formed in insertion air channel introduces the air-flow for not carrying out heat exchange with heat exchanger 40 from the second air inlet, with
Make the air-flow after exchanging heat from the first air inlet and via heat exchanger 40 and the air-flow from the second air inlet to insertion air channel
Mixing, thus the mixed airflow that blowout is more soft.The drainage air ducting 50 is particularly suitable for being used cooperatively with centrifugal blower 30,
So that the wind flowed out from the air outlet of centrifugal blower 30 more swimmingly enters drainage air ducting 50.
Drainage air ducting 50 may also include wind path wall 54, be fixedly connected with the spiral case 32 of centrifugal blower 30 or one at
Type individually or with shell 20 limits diversion air duct jointly, so that the air-flow from centrifugal blower 30 is all from heat exchange wind
Air duct enters insertion air channel.For example, wind path wall 54 can limit jointly diversion air duct with the rear wall 221 of shell 20.Specifically, from
The spiral case 32 of heart blower 30 may include front side spiral case and the side spiral case that extends back from front side spiral case, open up on the spiral case of front side
There is the import of centrifugal blower 30, the spiral case 32 of centrifugal blower 30 and the inner surface of rear wall 221 limit spiral case air duct.Wind path wall 54
The side wind path wall that may include front side wind path wall and extended back from preceding side wind path wall.Front side wind path wall preferably with front side spiral case
It is integrally formed, side wind path wall is preferably integrally formed with side spiral case, so that outlet air is more smooth.The lower part of side wind path wall
Projection on the wind path wall of front side is preferably semicircular arc, so that the air-flow from centrifugal blower 30 is all from heat exchange wind air channel
Into insertion air channel.In some alternative embodiments of the invention, the spiral case 32 of centrifugal blower 30 only includes front side spiral case, wind
Road wall 54 only includes front side wind path wall.Spiral case 32 and wind path wall 54 are covered on the opening of accommodation space, with accommodate cavity wall 222,
Rear wall 221 limits spiral case air duct and diversion air duct jointly.
Specifically, at least three air-ducting rings are respectively preceding air-ducting ring 51, rear air-ducting ring 53, and are located at preceding 51 He of air-ducting ring
The intermediate air-ducting ring 52 of one or more afterwards between air-ducting ring 53.Air-ducting ring 53 is prolonged forward from the mouth edge of the second air inlet afterwards
It stretches, to be integrally formed with rear wall 221.Offer through-hole on the wind path wall of front side, preceding air-ducting ring 51 from the bore edges of through-hole forward
Extend, to be integrally formed with wind path wall 54.In this way, not only significantly improving the convenience of processing, and it is advantageously used for air-flow
Flowing, improve air-flow flowing smoothness, reduce noise.Further, in this embodiment, the quantity of air-ducting ring is 3,
Respectively preceding air-ducting ring 51, intermediate air-ducting ring 52 and rear air-ducting ring 53.Intermediate air-ducting ring 52 can be installed on by multiple connection sheets
Afterwards in air-ducting ring 53.Multiple connection sheets also have the function of guiding air-flow.
In embodiments of the present invention, air conditioner indoor unit may also include drip tray 80, be fixed on shell 20 and/or preceding air-ducting ring
51, and between heat exchanger 40 and preceding air-ducting ring 51.Drip tray 80 can extend along horizontal transverse direction, and its slot bottom inclines slightly
Tiltedly setting can open up cold for connecting so that slot bottom one end is lower than the other end of slot bottom in lower one end of slot bottom of drip tray 80
The apopore of condensate drainpipe.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or deduce out many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all such other variations or modifications.
Claims (9)
1. a kind of air conditioner indoor unit characterized by comprising
Shell has the first air inlet, the second air inlet and air outlet；And second air inlet is set to the shell
Back lower；The air outlet is set to the lower front of the shell；
Centrifugal blower is set in the shell, and the extended line of rotation axis or the rotation axis is from first air inlet
In pass through, and be configured to that air-flow is promoted to flow from first air inlet to the air outlet；
Heat exchanger, at least partly heat exchange section are in tabular, and at least partly heat exchange section is perpendicular to the centrifugal blower
Rotation axis, and between the centrifugal blower and first air inlet；
Drain air ducting, be set in the shell, be configured to by the air-flow from the centrifugal blower with from described the
The air-flow of two air inlets imports in it to be mixed, and makes mixed air-flow in the rotation for being parallel to the centrifugal blower
Mode on the direction of axis with velocity component blows out from the air outlet；Moreover, the drainage air ducting includes extremely
The air-ducting ring that few three front and backs penetrate through, and at least three air-ducting ring is set gradually along the longitudinal direction, so that described at least three
The central collar aperture of a air-ducting ring, which is interconnected, forms insertion air channel, the insertion air channel be connected to second air inlet and it is described go out
Air port；The heat exchange wind wind of the connection centrifugal blower and the insertion air channel is formed between the every two adjacent air-ducting ring
Air-flow from the centrifugal blower is guided to the insertion air channel and the air-flow from second air inlet and is mixed by road
It closes；The width of each heat exchange wind air channel is gradually reduced along the direction that air-flow flows；At least three air-ducting ring point
Not Wei preceding air-ducting ring, rear air-ducting ring, and positioned at the preceding air-ducting ring and it is described after one or more between air-ducting ring it is intermediate
Air-ducting ring；
Radical occlusion device is installed on the shell, is configured to open or close first air inlet；And
Diversion air duct is configured to that the air-flow from the centrifugation wind is made all to enter the perforation wind from the heat exchange wind air channel
Road；And the intermediate air-ducting ring and the diversion air duct interval are arranged, at least to make the air-flow of the diversion air duct bottom can be from
The heat exchange wind air channel of the intermediate air-ducting ring front and rear sides enters the insertion air channel.
2. air conditioner indoor unit according to claim 1, which is characterized in that
The radical occlusion device includes shutter, is rotatably installed on the hull outside, to beat from the outside of the shell
On or off closes first air inlet.
3. air conditioner indoor unit according to claim 2, which is characterized in that
First air inlet is set to the forward upper of the shell.
4. air conditioner indoor unit according to claim 3, which is characterized in that
The lower end of the shutter is rotatably installed on the shell around a horizontal cross rotation axis.
5. air conditioner indoor unit according to claim 4, which is characterized in that
The radical occlusion device further includes at least one driving device, and each driving device has driving motor, crank and company
Bar；And
The output shaft of the driving motor is fixed in one end of the crank；
The both ends of the connecting rod are rotatably installed on the other end of the shutter and the crank respectively.
6. air conditioner indoor unit according to claim 5, which is characterized in that
Each driving device further includes limiting device, is configured to limit the shutter around the horizontal cross rotation axis
The stroke rotated.
7. air conditioner indoor unit according to claim 6, which is characterized in that
The limiting device of each driving device is by making the crank of the driving device exist relative to the connecting rod
The side of the connecting rod rotates, and make the crank of the driving device relative to the link rotatable extreme position in
On the extended line of the connecting rod, to limit the stroke that the shutter is rotated around the horizontal cross rotation axis.
8. air conditioner indoor unit according to claim 7, which is characterized in that
The limiting device of each driving device includes the first stop part and the second stop part, is respectively formed in the driving
One end for being connected to the connecting rod of the crank of device and one end for being connected to the crank of the connecting rod, described
It when crank is on the extended line of the connecting rod, abuts each other, to prevent the crank relative to the link rotatable to institute
State the other side of connecting rod.
9. air conditioner indoor unit according to claim 1, which is characterized in that
The drainage air ducting further includes wind path wall, is fixedly connected or is integrally formed with the spiral case of the centrifugal blower, single
Solely or with the shell diversion air duct is limited jointly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510757026.5A CN105423417B (en) | 2015-11-06 | 2015-11-06 | Air conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510757026.5A CN105423417B (en) | 2015-11-06 | 2015-11-06 | Air conditioner indoor unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105423417A CN105423417A (en) | 2016-03-23 |
| CN105423417B true CN105423417B (en) | 2019-07-23 |
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|---|---|---|---|
| CN201510757026.5A Active CN105423417B (en) | 2015-11-06 | 2015-11-06 | Air conditioner indoor unit |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289504B (en) * | 2016-04-01 | 2023-04-18 | 青岛海高设计制造有限公司 | Circular air conditioner |
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