CN108870537A - Air conditioner indoor unit and its control method - Google Patents
Air conditioner indoor unit and its control method Download PDFInfo
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- CN108870537A CN108870537A CN201810487411.6A CN201810487411A CN108870537A CN 108870537 A CN108870537 A CN 108870537A CN 201810487411 A CN201810487411 A CN 201810487411A CN 108870537 A CN108870537 A CN 108870537A
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- air
- indoor unit
- conditioner indoor
- air conditioner
- shell
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Classifications
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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
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
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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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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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
- F24F13/02—Ducting arrangements
-
- 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
- F24F13/24—Means for preventing or suppressing noise
-
- 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
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
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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
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/30—Velocity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention relates to air-conditioning technique fields, and in particular to a kind of air conditioner indoor unit and its control method.Present invention seek to address that existing air-conditioning existing air-supply supercooling/overheat and the big problem of noise when air output is big.For this purpose, air conditioner indoor unit of the invention includes ontology, ontology is provided with return air inlet and air outlet, pressure fan is provided in ontology, air conditioner indoor unit further includes mending wind module, mending wind module includes shell, the blast pipe being connected to outdoor is provided on shell, purification assembly and air-introduced machine are provided in shell, wind module is mended to be arranged under the drive of air-introduced machine, after introducing shell by blast pipe by room air and pass through purification assembly, air outlet is expelled to by the exhaust outlet of air-introduced machine and is mixed with the wind facies of air outlet discharge.The present invention can improve the phenomenon that air conditioner indoor unit air-supply supercooling/overheat, reduce the operation noise of air conditioner indoor unit.
Description
Technical field
The present invention relates to air-conditioning technique fields, and in particular to a kind of air conditioner indoor unit and its control method.
Background technique
With the increasingly raising of living standard, requirement of the people for quality of life is also higher and higher, and this requirement is in
Embody particularly evident on electrical appliance.By taking air-conditioning as an example, when indoor/outdoor temperature-difference is larger, enter room to meet user from outdoor
It is interior after fast-refrigerating/heating demand, existing air-conditioning usually all have fast-refrigerating/heat-production functions, open fast-refrigerating/
When heat-production functions, the compressor operating of air-conditioning is in higher frequency with fast lifting refrigerating capacity/heating capacity, and air conditioner indoor unit is with height
Revolving speed, Wind Volume operation send cold air/hot-air after heat exchange back to interior, to realize the fast velocity modulation to room temperature
Section.
Although fast-refrigerating/heat-production functions of above-mentioned air-conditioning solve fast-refrigerating/heating of user to a certain extent
Demand, but this air-conditioning is also inevitably present some problems.Firstly, by cold sky by the way of the powerful blowing of Wind Volume
Gas/hot-air directly sends interior back to, so that the air of air-conditioning blowout has that supercooling/overheat, supercooling/overheat can all cause
The discomfort of human body, and then cause air conditioner disease.Especially for outstanding for some special user groups such as old man, children, pregnant woman
It is obvious.Secondly, it is a pair of irreconcilable contradiction that the performance (i.e. refrigerating/heating effect) and wind of traditional air conditioner, which are made an uproar, air-conditioning passes through
The scheme that air output promotes refrigerating/heating effect is increased, while so that air output increases, noise also becomes larger therewith；But such as
Fruit meets noise reduction index, then the performance of air-conditioning will receive limitation in a degree again.These problems library, ward,
It is particularly evident in some special application scenarios such as the room of insomnia crowd.That is, existing air-conditioning is when air output is big
There is a problem of that air-supply supercooling/overheat and noise are big.
Correspondingly, this field needs a kind of new air conditioner indoor unit and its control method to solve the above problems.
Summary of the invention
In order to solve the above problem in the prior art, in order to solve, existing air-conditioning is existing when air output is big to be sent
Wind supercooling/overheat and the big problem of noise, the present invention provides a kind of air conditioner indoor unit, including ontology, the ontology is provided with
Return air inlet and air outlet, pressure fan is provided in the ontology, and the air conditioner indoor unit further includes mending wind module, the benefit wind mould
Block includes shell, and the blast pipe being connected to outdoor is provided on the shell, is provided with purification assembly and air inducing in the shell
Machine, the benefit wind module are arranged under the drive of the air-introduced machine, and room air is introduced institute by the blast pipe
State shell and pass through the purification assembly after, by the exhaust outlet of the air-introduced machine be expelled to the air outlet and with the air-supply
The wind facies mixing of mouth discharge.
In the optimal technical scheme of above-mentioned air conditioner indoor unit, the benefit wind module further includes connecting tube, on the shell
It is provided with through-hole, air mixing channel, the exhaust outlet company of the first end of the connecting tube and the air-introduced machine are provided on the ontology
It connecing, the second end of the connecting tube passes through the through-hole and connects with the first end of the air mixing channel, and the of the air mixing channel
Two ends are connected to the air outlet.
In the optimal technical scheme of above-mentioned air conditioner indoor unit, the connecting tube has side plate bending；And/or the company
The second end of adapter tube has bell-mouth structure of air.
In the optimal technical scheme of above-mentioned air conditioner indoor unit, the connecting tube and/or the air mixing channel are provided with and draw
Neighbouring air can be introduced the connecting tube and/or the mixed wind when the air-introduced machine works by flowing plate, the drainage plate
Channel.
In the optimal technical scheme of above-mentioned air conditioner indoor unit, the section of the drainage plate is arc, and the arc can
Neighbouring air is drained to the direction of the second end of the air mixing channel.
In the optimal technical scheme of above-mentioned air conditioner indoor unit, close to the position of the drainage plate on the air conditioner indoor unit
It is also provided with air inlet.
In the optimal technical scheme of above-mentioned air conditioner indoor unit, the purification assembly includes partition and filter layer, it is described every
The shell is divided into first chamber and second chamber by plate, and the air-introduced machine is located at the first chamber, the filter layer position
In offering filter hole in the second chamber, the partition, the first chamber and second chamber are connected by the filter hole
It is logical.
In the optimal technical scheme of above-mentioned air conditioner indoor unit, the partition is connect with the housing seal.
In the optimal technical scheme of above-mentioned air conditioner indoor unit, the air conditioner indoor unit is wall-hanging air conditioner indoor unit, institute
It states and mends the back side that wind module is removably set to the ontology.
The present invention also provides a kind of control method of air conditioner indoor unit, the control method includes：
Obtain the wind speed setting of the air conditioner indoor unit；
When the wind speed setting is greater than wind speed threshold value, the air-introduced machine and the pressure fan are controlled respectively with the first setting
Revolving speed and the second setting speed are run simultaneously.
It will be appreciated to those of skill in the art that air conditioner indoor unit includes this in the preferred technical solution of the present invention
Body, ontology are provided with return air inlet and air outlet, and pressure fan is provided in ontology, and air conditioner indoor unit further includes mending wind module, mend wind
Module includes shell, and the blast pipe being connected to outdoor is provided on shell, purification assembly and air-introduced machine are provided in shell, mends wind
Module is arranged under the drive of air-introduced machine, after introducing shell by blast pipe by room air and pass through purification assembly,
Air outlet is expelled to by the exhaust outlet of air-introduced machine and is mixed with the wind facies of air outlet discharge.
By mending the setting of wind module, the present invention can be obviously improved air conditioner indoor unit and blow in Wind Volume supercooling/mistake
Noise of the air conditioner indoor unit in Wind Volume operation is greatly reduced in the phenomenon of heat.Specifically, through inventor's repetition test, seeing
Survey, analysis and it was found that, when starting the air-introduced machine in the blower and air inducing module in air conditioner indoor unit at the same time, in air conditioning chamber
Machine can middle low-speed running shares air output simultaneously by the blower in air-introduced machine and air conditioner indoor unit, thus providing identical send
Under the premise of air quantity, the noise that when blower high-speed cruising being greatly lowered in air conditioner room unit generates guarantees the fortune of air-conditioning
Row performance is constant or even increases.By the way that outdoor fresh air is expelled to air outlet and is mixed with the wind facies of air outlet discharge, make
The outlet air for obtaining air-conditioning is softer, avoids the air-supply of air conditioner indoor unit from being subcooled and overheats the problems such as caused air conditioner disease.Blast pipe
Setting ensure that the oxygen content of room air so that air conditioner indoor unit can also introduce outdoor fresh air at runtime, solve room
The interior stuffy problems such as of poor quality.The setting of purification assembly, so that air conditioner indoor unit can also while introducing fresh air
It is enough that fresh air is purified and filtered, the cleannes of fresh air are improved, guarantee room air not by secondary pollution.That is,
The present invention solves the problems, such as that air-conditioning existing air-supply supercooling/overheat and noise in Wind Volume operation is big in the prior art, bright
Aobvious to improve the usage experience of user, and the configuration of the present invention is simple, significant effect is suitable for that large-scale promotion uses.
Detailed description of the invention
Air conditioner indoor unit and its controlling party of the invention are described with reference to the accompanying drawings and in conjunction with wall-hanging air conditioner indoor unit
Method.In attached drawing：
Fig. 1 is the structural schematic diagram of wall-hanging air conditioner indoor unit in the first embodiment of the invention；
Fig. 2 is the perspective view of the explosion of wall-hanging air conditioner indoor unit in the first embodiment of the invention；
Fig. 3 is cross-sectional view of the Fig. 1 at A-A；
Fig. 4 is after wall-hanging air conditioner indoor unit removes after rear casing and filter layer in the first embodiment of the invention
View；
Fig. 5 is the working principle diagram of wall-hanging air conditioner indoor unit in the first embodiment of the invention, and it illustrates draw
The air draught process of blower；
Fig. 6 is the working principle diagram of wall-hanging air conditioner indoor unit in the first embodiment of the invention, and it illustrates walls
The mixed wind process of hanging air-conditioner indoor machine；
Fig. 7 is the perspective view of the explosion of wall-hanging air conditioner indoor unit in second of embodiment of the invention；
Fig. 8 is the working principle diagram of wall-hanging air conditioner indoor unit in second of embodiment of the invention, and it illustrates draw
The air draught process of blower；
Fig. 9 is the flow chart of the control method of wall-hanging air conditioner indoor unit of the invention.
Reference signs list
1, ontology；11, return air inlet；12, air outlet；13, heat exchanger；14, cross flow fan；15, air mixing channel；2, wind is mended
Module；21, shell；21a, front cover shell；21b, rear casing；211, blast pipe；212, through-hole；213, mounting hole；23, air-introduced machine；
231, spiral case；232, motor；233, fan；25, connecting tube；27, drainage plate；29, purification assembly；291, partition；292, it filters
Layer；293 filter hole.
Specific embodiment
The preferred embodiment of the present invention described with reference to the accompanying drawings.It will be apparent to a skilled person that this
A little embodiments are used only for explaining technical principle of the invention, it is not intended that limit the scope of the invention.Although for example,
Blast pipe in attached drawing is to be arranged in the middle part of the top surface of shell, but this positional relationship is non-unalterable, those skilled in the art
Member, which can according to need, makes adjustment to it, to adapt to specific application.For example, shell can also be arranged in blast pipe
Side or bottom surface etc..
It should be noted that in the description of the present invention, term " center ", "upper", "lower", "left", "right", "vertical",
The direction of the instructions such as "horizontal", "inner", "outside" or the term of positional relationship are direction based on the figure or positional relationship, this
It is intended merely to facilitate description, rather than indication or suggestion described device or element must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second ", " third " are only used
In description purpose, it is not understood to indicate or imply relative importance.
In addition it is also necessary to explanation, in the description of the present invention unless specifically defined or limited otherwise, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.To those skilled in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the present invention.
To solve the problems, such as that existing air-conditioning is big in the presence of air-supply supercooling/overheat and noise when air output is big, the present invention is proposed
A kind of wall-hanging air conditioner indoor unit breaks traditional air conditioner to increase absorbing quantity while reducing the noise of air conditioner indoor unit
The deadlock that the air output and noise reduction of indoor unit can not get both promotes user experience.
With reference first to Fig. 1 to Fig. 6, the first embodiment of wall-hanging air conditioner indoor unit of the invention is described.
Wherein, Fig. 1 is the structural schematic diagram of wall-hanging air conditioner indoor unit in the first embodiment of the invention；Fig. 2 is of the invention
The perspective view of the explosion of wall-hanging air conditioner indoor unit in the first embodiment；Fig. 3 is cross-sectional view of the Fig. 1 at A-A；Fig. 4 is this
Wall-hanging air conditioner indoor unit removes the rearview after rear casing and filter layer in the first embodiment of invention；Fig. 5 is this hair
The working principle diagram of wall-hanging air conditioner indoor unit in the first bright embodiment, it illustrates the air draught processes of air-introduced machine；Fig. 6
For the working principle diagram of wall-hanging air conditioner indoor unit in the first embodiment of the invention, it illustrates in wall-hanging air conditioner room
The mixed wind process of machine.
As shown in Figure 1 to Figure 3, wall-hanging air conditioner indoor unit of the invention (hereinafter referred to as indoor unit) mainly includes ontology 1
With the benefit wind module 2 being mounted on outside ontology 1, return air inlet 11, air outlet 12, heat exchanger 13, cross flow fan are provided in ontology 1
14 (i.e. pressure fan), control module (not shown) etc..Mend the back side installation that wind module 2 is tightly attached to indoor unit comprising shell
Body 21 is provided with blast pipe 211 on shell 21, purification assembly 29, air-introduced machine 23 and connecting tube 25, air inducing is provided in shell 21
Machine 23 has air inlet and exhaust outlet, and the first end of connecting tube 25 is connect with air-introduced machine 23, the air outlet of second end and indoor unit
12 connections.It mends wind module 2 to be arranged under the drive of air-introduced machine 23, outdoor fresh air is introduced into shell by blast pipe 211
21, and successively after purification assembly 29, the air inlet of air-introduced machine 23, the exhaust outlet of air-introduced machine 23 and connecting tube 25 from connecting tube
25 second end is expelled to the air outlet 12 of indoor unit.
Referring to Fig. 5, Fig. 6 and Fig. 1 to Fig. 3 is combined, the cross flow fan 14 and air inducing mould when indoor unit works, inside indoor unit
Air-introduced machine 23 in block slowly runs in simultaneously, and room air enters ontology from return air inlet 11 under the drive of cross flow fan 14
1 and pass through heat exchanger 13 after, be sent into interior from air outlet 12；Outdoor fresh air is under the drive of air-introduced machine 23 from blast pipe 211
Into shell 21, and successively after purification assembly 29, the air inlet of air-introduced machine 23, the exhaust outlet of air-introduced machine 23, connecting tube 25,
The air outlet 12 of indoor unit and the air for passing through the arrival air outlet 12 of heat exchanger 13 are expelled to by the second end of connecting tube 25
Interior is sent by air outlet 12 after mixing.
It can be seen from the above description that the outdoor that indoor unit of the invention can be discharged by air inducing module at runtime
The wind that the air outlet 12 of fresh air air stream and indoor unit is sent out mix, hence it is evident that improvement indoor unit is blown supercooling/mistake in Wind Volume
The phenomenon of heat is greatly lowered indoor unit and exists by starting air-introduced machine 23 and cross flow fan 14 simultaneously simultaneously with middle low-speed running
Noise when 14 independent high-speed cruising of cross flow fan.It is transported that is, the present invention solves air-conditioning in the prior art in Wind Volume
Existing air-supply supercooling/overheat and noise big problem when row, and mend that 2 structure of wind module is simple, and significant effect can be not
Embedded increase air output while indoor unit aesthetics is influenced, auxiliary air conditioner carries out refrigerating/heating, is suitable for large-scale promotion
It uses.
Referring to Fig. 2 and Fig. 4 and according to orientation shown in Fig. 2, in a kind of possible embodiment, shell 21 is substantially at rectangular
Body comprising front cover shell 21a and rear casing 21b, front cover shell 21a can by clamping, modes and the rear casing such as be bonded, be spirally connected
21b is fastenedly connected.Similarly, front cover shell 21a can be connect with ontology 1 in an identical manner.Purification assembly 29 includes partition 291
With filter layer 292, the outer rim and shell 21 of partition 291 are tightly connected, and the connection is so that shell 21 is separated into mutually by partition 291
Independent first chamber and second chamber, air-introduced machine 23 are located at first chamber, and filter layer 292 is located at second chamber.On partition 291
Filter hole 293 is offered, first chamber is connected to by the filter hole 293 with second chamber.Filter layer 292 is to be bonded or be clamped
Mode is fixed in the groove being arranged on the left of partition 291, and the second through-hole 212 is completely covered after fixing.Filter layer 292 is can
To adsorb or decompose the filter structure of pernicious gas in air, such as HEPA filter or active carbon filter screen, HEPA filter is logical
Often including three layer filtration layer (primary filter layer, charged layer, electrostatic precipitator knoisphere) is that 0.3 micron of particle below removes to diameter
Efficiency can reach 99.97% or more.If Fig. 4 is also known, the area (i.e. in the projected area of front cover shell 21a) of partition 291 is not
With the area equation of front cover shell 21a, but by the way of the area for being significantly less than front cover shell 21a by air-introduced machine 23 be sealed in every
In the first chamber that plate 291 and front cover shell 21a are formed.
Half of mounting hole 213 is respectively offered (referring to figure referring to the upside of Fig. 2 and Fig. 3, front cover shell 21a and rear casing 21b
2), shell 21 can make up a complete mounting hole 213 after installing.The indoor end of blast pipe 211 has bell-mouth structure of air,
The bell-mouth structure of air is coupled with mounting hole 213, such as grafting or is spirally connected；The outdoor end of blast pipe 211 is stretched out across wall
To outdoor.Air-introduced machine 23 is preferably centrifugal blower comprising spiral case 231, motor 232 and fan 233, fan 233 are formed with
Air inlet is provided with exhaust outlet on spiral case 231, and after assembling, the fan 233 and filter hole 293 of air-introduced machine 23 are substantially coaxial.Before
The right side lower part of housing 21a is provided with through-hole 212, and corresponding position is provided with air mixing channel 15 (referring to figure on ontology 1
3), the first end of connecting tube 25 is connect with the exhaust outlet of air-introduced machine 23, and the second end of connecting tube 25 passes through through-hole 212 and mixed wind is logical
The first end in road 15 connects, and the air outlet 12 that the second end of air mixing channel 15 extends to indoor unit is connected to air outlet 12.Connection
Pipeline between the first end and second end of pipe 25 has side plate bending, i.e. the section of pipeline is arc, the second end of connecting tube 25
With bell-mouth structure of air.
Referring to Fig. 3 and according to orientation shown in Fig. 3, multiple drainage plates 27 are additionally provided in connecting tube 25 and air mixing channel 15,
Position on shell 21 and ontology 1 close to drainage plate 27 is also provided with air inlet (not shown), as air inlet is provided with company
The underface of adapter tube 25 and air mixing channel 15.Neighbouring room air can be introduced connecting tube 25 and air mixing channel by drainage plate 27
It 15 and is ejected from the second end of air mixing channel 15 after being mixed with the air stream from air-introduced machine 23.As shown in figure 3, drainage plate 27
Preferably cross section is convex arc, can when flowing through the arc drainage plate 27 from the lower section of drainage plate 27 so as to room air
Preferably it is guided to the second end flowing of air mixing channel 15.
In control mode, mending wind module 2 can individually be controlled, such as be mended inside wind module 2 configured with electrically-controlled component (figure
In be not shown), configure remote controler to mend wind module 2 or using modes such as cell phone applications electrically-controlled component controlled, can also will
Wind module 2 is mended control with air conditioner ining conjunction with, for example, on air-conditioning remote control it is prior remain for controlling in advance in benefit wind module 2 by
Key is realized empty to benefit wind module 2 in such a way that air-conditioning remote control is direct or master component is connected to air conditioner spare interface
Control.
It is above-mentioned to have the advantage that：By mending the setting of wind module 2, so that indoor unit is in the running, 23 He of air-introduced machine
Cross flow fan 14 operates at middle and slow speed of revolution individually running at high speed instead of cross flow fan 14 jointly, thus constant even in air output
In the case of increase, significantly reduce noise.Through inventor's repetition test, observation, analysis and it was found that, for cross flow fan
For 14, revolving speed is higher, and noise is bigger, when revolving speed increases near maximum (top) speed, since air flow faster, vibration are obvious
Increase, the noise that indoor unit generates can be in the growth of geometry grade.And it is low in making cross flow fan 14 and air-introduced machine 23 while operating in
When fast, air-introduced machine 23 can share air output for cross flow fan 14, to significantly drop under the premise of providing identical air output
The noise generated when blower high-speed cruising in low air conditioner room unit, guarantees that the runnability of air-conditioning is constant or even is mentioned
It is high.The air stream projected by air mixing channel 15 is mixed with the wind facies at air outlet 12, on the one hand makes the outlet air of air-conditioning more preferably
It is soft, avoid the problems such as air conditioner disease caused by air-supply supercooling/overheat of air conditioner indoor unit；On the other hand make in air conditioning chamber
Machine can also introduce outdoor fresh air at runtime, ensure that the oxygen content of room air, and it is muddy, of poor quality to solve room air
Etc. problems.The setting of purification assembly 29, so that air conditioner indoor unit can also carry out only fresh air while introducing fresh air
Change and filtering, improve the cleannes of fresh air, the particle that swims such as effective pm2.5 crossed in air filtering, guarantee room air not by
Secondary pollution.The setting of drainage plate 27, takes full advantage of Venturi effect, when air stream is out of connecting tube 25 and air mixing channel 15
When flowing through, the air pressure of air-flow is big, and the quick flowing of air-flow can make drainage plate 27 nearby generate negative pressure, and indoor air flow will be along drawing
Flowing plate 27 is inhaled into fluidic channel and steadily mixes with air stream, so as to keep air-introduced machine 23 and 14 revolving speed of cross flow fan not
Under the premise of change, air quantity is further increased, or under the premise of guaranteeing air output, so that turn of air-introduced machine 23 and cross flow fan 14
Speed can further decrease, and further decrease noise.27 section of drainage plate is the set-up mode of arc, then reduces drainage process
In linear loss and friction loss when being mixed with air stream in fluidic channel, intake is effectively promoted.
In addition, the pipeline of connecting tube 25 has bell-mouthed set-up mode with side plate bending and second end, so that air inducing
The air-flow of 23 exhaust outlet of machine discharge can smoothly transit to fluidic channel, reduce linear loss.The indoor end of blast pipe 211 has
There is the set-up mode of bell-mouth structure of air, outdoor fresh air can be made more steady smooth when entering shell 21, to increase air-introduced machine
23 suction air volume, and then increase air output.Partition 291 is close by air-introduced machine 23 by the way of being significantly less than front cover shell 21a area
It is enclosed in the first chamber that partition 291 and front cover shell 21a are formed, also makes the Interior Space for entering shell 21 by advance air hose 211
Gas is all guided to 23 front of air-introduced machine, guarantees filter effect.Also, existing wall hanging can be set to due to mending wind module 2
Outside the ontology 1 of formula air conditioner indoor unit, this also enables benefit wind module 2 of the invention individually to sell, and user is higher without spending
Cost buy a new low noise air-conditioning, but only spend very little purchase cost and improvement cost can will mend wind module
2 are installed on outside the ontology 1 of air conditioner indoor unit, have expanded application scenarios of the invention significantly, are suitable for that large-scale promotion uses.
Certainly, above embodiment is used merely to illustrate the principle of the present invention, it is not intended that in limitation protection of the invention
Range, under conditions of without departing from the principle of the invention, those skilled in the art can be adjusted above embodiment, so as to
The present invention can be applied to more specifical application scenarios.For example, the section of drainage plate 27 can be set to other straight lines or arc
Line, as long as the shape can reduce the linear loss in drainage process；For another example, drainage plate 27 can also be positioned only at connection
In pipe 25 or in air mixing channel 15, air inlet only correspondingly is opened up on shell 21 or on ontology 1；For another example, mending wind module 2 can also
To be not provided with connecting tube 25, but the exhaust outlet of air-introduced machine 23 is directly connected to air mixing channel 15；For another example, connecting tube 25 can be with
Without side plate bending, but right angle section is used to replace, the second end of connecting tube 25 can also be not provided with bell-mouth structure of air etc.；Again
Such as, air-introduced machine 23 can also use other such as axial flow blowers or flow-mixing blower fan；For another example, the area of partition 291 can certainly
It using the set-up mode roughly equal with the area of front cover shell 21a, and is connected between front cover shell 21a and rear casing 21b, by shell
Body 21 is bisected into two chambers.
Referring to Fig. 7 and Fig. 8, wall-hanging air conditioner indoor unit in second of embodiment of the invention is described.
Wherein, Fig. 7 is the perspective view of the explosion of wall-hanging air conditioner indoor unit in second of embodiment of the invention；Fig. 8 is of the invention
The working principle diagram of wall-hanging air conditioner indoor unit in second of embodiment, it illustrates the air draught processes of air-introduced machine.Such as Fig. 7 and
It,, can also be in shell 21 under conditions of other set-up modes are constant in alternatively possible embodiment shown in Fig. 8
Two air-introduced machines 23 and two connecting tubes 25 are set, and accordingly, setting is set on shell 21 there are two filter hole 293 on partition 291
It sets there are two through-hole 212, opens up that there are two air mixing channels 15 on ontology 1.Wherein, air-introduced machine 23 is symmetrically set to shell 21
It is interior.So, when machine works indoors, two air-introduced machines 23 can be realized identical with cross flow fan 14 with smaller revolving speed
Air output, thus further decrease air output it is big when indoor unit generate noise, improve user experience.
Referring to Fig. 9, the control method of wall-hanging air conditioner indoor unit of the invention is illustrated.Wherein, Fig. 9 is this
The flow chart of the control method of the wall-hanging air conditioner indoor unit of invention.
As shown in figure 9, the control method of air conditioner indoor unit of the invention mainly includes the following steps that：
S100, the wind speed setting for obtaining indoor unit such as pass through the ginseng in the operational mode of user's selection air-conditioning from setting
Wind speed setting is obtained in number, or when the wind speed of machine is set as automatic wind speed indoors, obtains current operating air velocity conduct automatically
Wind speed setting；
S200, when wind speed setting is greater than wind speed threshold value, control air-introduced machine 23 and cross flow fan 14 respectively with the first setting
Revolving speed and the second setting speed are run simultaneously, if wind speed threshold value is that high speed or the cross flow fan 14 high revolving speed in isolated operation are corresponding
Wind speed etc., when wind speed setting is greater than wind speed threshold value, the control module control air-introduced machine 23 and cross flow fan 14 of indoor unit are same
Shi Yizhong low rate start operation, to reduce the noise of indoor unit generation.
Wherein, the first setting speed and the second setting speed can be identical, can also be configured based on modes such as tests,
At certain proportionate relationship such as between the first setting speed and the second setting speed, to ensure that air-introduced machine 23 and cross flow fan 14 are same
Noise when Shi Kaiqi is minimum.Obviously, wind speed threshold value can also be adjusted according to different type of machines and use environment, and the tune
Whole level of noise when should be based primarily upon 14 individual operation of cross flow fan carries out.
Finally, it should be noted that although air conditioner indoor unit of the invention is described in conjunction with wall-hanging air conditioner indoor unit
, but it is clear that benefit wind module of the invention can also be applied to other air conditioner indoor unit, such as cabinet type air conditioner indoor set.
So far, it has been combined preferred embodiment shown in the drawings and describes technical solution of the present invention, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this
Under the premise of the principle of invention, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these
Technical solution after change or replacement will fall within the scope of protection of the present invention.
Claims (10)
1. a kind of air conditioner indoor unit, including ontology, the ontology is provided with return air inlet and air outlet, is provided with and send in the ontology
Blower, which is characterized in that the air conditioner indoor unit further includes mending wind module, and the benefit wind module includes shell, on the shell
It is provided with the blast pipe being connected to outdoor, is provided with purification assembly and air-introduced machine in the shell, the benefit wind module is arranged to
Room air can be introduced into the shell by the blast pipe and pass through the purification group under the drive of the air-introduced machine
After part, the air outlet is expelled to by the exhaust outlet of the air-introduced machine and is mixed with the wind facies of air outlet discharge.
2. air conditioner indoor unit according to claim 1, which is characterized in that the benefit wind module further includes connecting tube, described
It is provided with through-hole on shell, air mixing channel, the row of the first end of the connecting tube and the air-introduced machine are provided on the ontology
Air port connection, the second end of the connecting tube pass through the through-hole and connect with the first end of the air mixing channel, and the mixed wind is logical
The second end in road is connected to the air outlet.
3. air conditioner indoor unit according to claim 2, which is characterized in that the connecting tube has side plate bending；And/or
The second end of the connecting tube has bell-mouth structure of air.
4. air conditioner indoor unit according to claim 2 or 3, which is characterized in that the connecting tube and/or the air mixing channel
Be provided with drainage plate, the drainage plate can when the air-introduced machine works by neighbouring air introduce the connecting tube and/or
The air mixing channel.
5. air conditioner indoor unit according to claim 4, which is characterized in that the section of the drainage plate is arc, the arc
Shape can drain neighbouring air to the direction of the second end of the air mixing channel.
6. air conditioner indoor unit according to claim 4, which is characterized in that close to the drainage plate on the air conditioner indoor unit
Position be also provided with air inlet.
7. air conditioner indoor unit according to claim 1, which is characterized in that the purification assembly includes partition and filter layer,
The shell is divided into first chamber and second chamber by the partition, and the air-introduced machine is located at the first chamber, the mistake
Filtering layer is located at the second chamber, and filter hole is offered on the partition, and the first chamber and second chamber pass through the mistake
Filter opening connection.
8. air conditioner indoor unit according to claim 7, which is characterized in that the partition is connect with the housing seal.
9. air conditioner indoor unit according to claim 1, which is characterized in that the air conditioner indoor unit is in wall-hanging air conditioner room
Machine, the back side mended wind module and be removably set to the ontology.
10. a kind of control method of air conditioner indoor unit described in any one of claims 1 to 9, which is characterized in that the control
Method includes：
Obtain the wind speed setting of the air conditioner indoor unit；
When the wind speed setting is greater than wind speed threshold value, the air-introduced machine and the pressure fan are controlled respectively with the first setting speed
It is run simultaneously with the second setting speed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810487411.6A CN108870537A (en) | 2018-05-21 | 2018-05-21 | Air conditioner indoor unit and its control method |
| PCT/CN2019/083502 WO2019223470A1 (en) | 2018-05-21 | 2019-04-19 | Air conditioner indoor unit and control method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810487411.6A CN108870537A (en) | 2018-05-21 | 2018-05-21 | Air conditioner indoor unit and its control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108870537A true CN108870537A (en) | 2018-11-23 |
Family
ID=64333129
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810487411.6A Pending CN108870537A (en) | 2018-05-21 | 2018-05-21 | Air conditioner indoor unit and its control method |
Country Status (2)
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| CN (1) | CN108870537A (en) |
| WO (1) | WO2019223470A1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118385A (en) * | 2019-05-15 | 2019-08-13 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110118389A (en) * | 2019-05-15 | 2019-08-13 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110160164A (en) * | 2019-05-15 | 2019-08-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| CN110160159A (en) * | 2019-05-15 | 2019-08-23 | 青岛海尔空调器有限总公司 | Outstanding angle air conditioner indoor unit |
| WO2019223459A1 (en) * | 2018-05-21 | 2019-11-28 | 青岛海尔空调器有限总公司 | Indoor air-conditioning unit and control method therefor |
| WO2019223470A1 (en) * | 2018-05-21 | 2019-11-28 | 青岛海尔空调器有限总公司 | Air conditioner indoor unit and control method therefor |
| WO2020052609A1 (en) * | 2018-09-13 | 2020-03-19 | 青岛海尔空调器有限总公司 | Jet flow apparatus for column air conditioner and column air conditioner having same |
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| WO2019223470A1 (en) * | 2018-05-21 | 2019-11-28 | 青岛海尔空调器有限总公司 | Air conditioner indoor unit and control method therefor |
| WO2020052609A1 (en) * | 2018-09-13 | 2020-03-19 | 青岛海尔空调器有限总公司 | Jet flow apparatus for column air conditioner and column air conditioner having same |
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|---|---|
| WO2019223470A1 (en) | 2019-11-28 |
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Application publication date: 20181123 |