CN105485783A - Indoor air conditioner - Google Patents

Indoor air conditioner Download PDF

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Publication number
CN105485783A
CN105485783A CN201610061609.9A CN201610061609A CN105485783A CN 105485783 A CN105485783 A CN 105485783A CN 201610061609 A CN201610061609 A CN 201610061609A CN 105485783 A CN105485783 A CN 105485783A
Authority
CN
China
Prior art keywords
air
indoor
inlet
outdoor
centrifugal blower
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610061609.9A
Other languages
Chinese (zh)
Other versions
CN105485783B (en
Inventor
王伟戈
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hisense Guangdong Air Conditioning Co Ltd
Original Assignee
Hisense Guangdong Air Conditioning Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hisense Guangdong Air Conditioning Co Ltd filed Critical Hisense Guangdong Air Conditioning Co Ltd
Priority to CN201610061609.9A priority Critical patent/CN105485783B/en
Publication of CN105485783A publication Critical patent/CN105485783A/en
Application granted granted Critical
Publication of CN105485783B publication Critical patent/CN105485783B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0018Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0022Centrifugal or radial fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0003Room 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08Centrifugal pumps
    • F04D17/16Centrifugal pumps for displacing without appreciable compression
    • F04D17/162Double suction pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0035Indoor units, e.g. fan coil units characterised by introduction of outside air to the room
    • F24F1/0038Indoor units, e.g. fan coil units characterised by introduction of outside air to the room in combination with simultaneous exhaustion of inside air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0043Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0057Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/12Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of sliding members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F2007/0025Ventilation using vent ports in a wall
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00Details or features not otherwise provided for
    • F24F2221/17Details or features not otherwise provided for mounted in a wall

Abstract

The invention discloses an indoor air conditioner, relates to the technical field of air conditioners, and aims to solve the problems in the prior art that the air conditioner with a primary air system is poor in the anti-resistance capacity and small in the obtained fresh air quantity. The indoor air conditioner comprises a shell, wherein an indoor air inlet, an outdoor air inlet and an air outlet are formed in the shell; a centrifugal fan with a bilateral air intake function is arranged in the shell; the centrifugal fan comprises a first air intake side, a second air intake side and an air outlet side; the first air intake side and the indoor air inlet are oppositely arranged; the second air intake side and the outdoor air inlet are oppositely arranged; the air outlet side and the air outlet are oppositely arranged; a heat exchanger is arranged between the first air intake side and the indoor air inlet. The indoor air conditioner provided by the invention is used for regulating the indoor air temperature and quality.

Description

A kind of indoor apparatus of air conditioner
Technical field
The present invention relates to air-conditioning technical field, particularly relate to a kind of indoor apparatus of air conditioner.
Background technology
Along with people more and more pay attention to air quality problems, air clearing product is more and more welcome.Air purifier on existing market, room air is sucked its inner chamber, again indoor are entered by after the pollutant process in air again by absorption, decomposition or conversion, realize the improvement of air quality, but air purifier is for a long time in airtight indoor use, because not introducing new wind, the oxygen content in air is caused to decline gradually, can feel more vexed when indoor breathing, thus, need to window ventilation every a period of time, if Outdoor Air Quality is poor, undressed wind is directly blown into indoor, then originally indoor air can be made again to be deteriorated.
The air-conditioning of existing band VMC, general employing cross flow fan, cross flow fan is opened wide and make air-flow directly radially enter blower fan by housing part, and the wind-force of air inlet is more concentrated, and part flabellum bears larger pressure, thus, the resistive drag force ability of cross flow fan is more weak, and air-flow needs to be forced to turn back in impeller, and the loss resh air requirement that is comparatively large, that obtain of pressure head place air is too little, air exchanging rate is slow, and ventilation effect is not good.
Summary of the invention
Embodiments of the invention provide a kind of indoor apparatus of air conditioner, can solve in prior art because the air-conditioning resistive drag force ability with VMC is weak, obtain the few problem of resh air requirement.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of indoor apparatus of air conditioner, it is characterized in that, comprise housing, described housing offers indoor air inlet, outdoor air inlet and air outlet, the centrifugal blower of both sides air inlet is provided with in described housing, described centrifugal blower comprises the first inlet side, the second inlet side and air side, described first inlet side and described indoor air inlet are oppositely arranged, described second inlet side and described outdoor air inlet are oppositely arranged, described air side and described air outlet are oppositely arranged, and are provided with heat exchanger between described first inlet side and described indoor air inlet.
The indoor apparatus of air conditioner that the embodiment of the present invention provides, because the centrifugal blower arranged in housing comprises the first inlet side and the second inlet side, first inlet side and indoor air inlet are oppositely arranged, and be provided with heat exchanger between the two, wind indoor air inlet enters in air-conditioning, after carrying out heat exchange with heat exchanger, then air outlet is discharged indoor, completes the function regulating indoor air temperature, second inlet side and the outdoor air inlet of centrifugal blower are oppositely arranged, outdoor air outdoor air inlet enters centrifugal blower through the second inlet side, because centrifugal blower offers air inlet on casing axial lateral plate, air-flow enters centrifugal blower vertically, all flabellums are simultaneously stressed, the contact area of air and flabellum is large, thus, the resistive drag force ability of centrifugal blower is stronger, intake is large, thus, through the air side of centrifugal blower, the air output of air outlet blowout is also relatively large indoor, the air exchanging rate of air-conditioning is fast, overcome the defect of prior art, improve the efficiency of fresh air for air conditioner.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of indoor apparatus of air conditioner in the embodiment of the present invention;
Fig. 2 is that in the embodiment of the present invention, indoor apparatus of air conditioner is arranged on the structural representation on body of wall;
Fig. 3 is the centrifugal blower front view of indoor apparatus of air conditioner in the embodiment of the present invention;
Fig. 4 is the centrifugal blower three-dimensional structure schematic diagram of indoor apparatus of air conditioner in the embodiment of the present invention;
Fig. 5 is the left view of the centrifugal blower of indoor apparatus of air conditioner in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it will be appreciated that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
With reference to Fig. 1, indoor apparatus of air conditioner comprises housing (not shown), housing is provided with indoor air inlet 1 and indoor air outlet 3, centrifugal blower 4 is arranged in housing, heat exchanger 5 is installed between centrifugal blower 4 and indoor air inlet 1, after air and heat exchanger 5 carry out heat exchange, through centrifugal blower 4, air outlet 3 blows out indoor.
The indoor apparatus of air conditioner of the embodiment of the present invention, comprise housing, housing is offered indoor air inlet 1, outdoor air inlet 2 and indoor air outlet 3, the centrifugal blower 4 installed in housing, is provided with the first inlet side 41 and the second inlet side, inlet side 42, first 41 is oppositely arranged with indoor air inlet 1, and be provided with heat exchanger 5 between the two, second inlet side 42 is oppositely arranged with outdoor air inlet 2, and centrifugal blower 4 is also provided with air side 43, as shown in Fig. 1 ~ 2.
The indoor apparatus of air conditioner that the embodiment of the present invention provides, because the centrifugal blower 4 arranged in housing comprises the first inlet side 41 and the second inlet side 42, first inlet side 41 is oppositely arranged with indoor air inlet 1, and be provided with heat exchanger 5 between the two, wind indoor air inlet 1 enters in air-conditioning, after carrying out heat exchange with heat exchanger 5, then air outlet 3 is discharged indoor, completes the function regulating indoor air temperature, second inlet side 42 of centrifugal blower 4 is oppositely arranged with outdoor air inlet 2, outdoor air outdoor air inlet 2 enters centrifugal blower 4 through the second inlet side 42, because centrifugal blower 4 offers air inlet on casing axial lateral plate, air-flow enters centrifugal blower 4 vertically, all flabellums are simultaneously stressed, the contact area of air and flabellum is large, thus, the resistive drag force ability of centrifugal blower 4 is stronger, intake is large, thus, through the air side 43 of centrifugal blower 4, the air output of air outlet 3 blowout is also relatively large indoor, the air exchanging rate of air-conditioning is fast, overcome the defect of prior art, improve the efficiency of fresh air for air conditioner.
Centrifugal blower 4 comprises axial fan hub 44, and the lower edges of axial fan hub 44 periphery is provided with shroud 45, hub disk 46, and is provided with division board between shroud 45 and hub disk 46, and the air side 43 of centrifugal blower 4 is separated into front air side and rear air side.If air-conditioning only carries out freezing or heating running, room air only can enter from the first inlet side 41 of centrifugal blower 4, finally from the front air side blowout near shroud 45; If air-conditioning carries out new wind circulation, air only enters from the second inlet side 42, and finally from the rear air side blowout near hub disk 46, air-out efficiency is lower.Therefore, preferably, the embodiment of the present invention offers the conduction hole 47 of connection first air inlet and the second inlet side 42 on the axial fan hub 44 of centrifugal blower 4, as seen in figures 3-5, like this when centrifugal blower 4 single admission, air not only can from the front air side of corresponding side/blowout of rear air side, and partial air is flowed out by conduction hole 47, again through the front air side of centrifugal blower 4 opposite side/after air side blowout, because of front air side and the air-out simultaneously of rear air side, so the air-out efficiency of air-conditioning is higher, and ensure that centrifugal blower 4 also can run by highly effective low noise when single admission.
Further, if offer some conduction holes 47 at random at axial fan hub 44, air enters the air of another air side through conduction hole 47, at the axial air quantity along centrifugal blower 4 not etc., then the air-out in the indoor each region of air outlet 3 is uneven, therefore, preferably, the embodiment of the present invention evenly offers multiple conduction hole 47 around the axis of centrifugal blower 4, and the air of centrifugal blower 4 can flow into another air side along the axis of centrifugal blower 4 is even from conduction hole 47, each region air-out of indoor air outlet 3 evenly.
Particularly, indoor air inlet 1 place is provided with indoor air door, indoor air inlet 1 can be opened or close by indoor air door; Outdoor air inlet 2 place is provided with outdoor air door, outdoor air inlet 2 can be opened or close by outdoor air door.When IAQ is better than outdoor air, open indoor air door and air door outside close chamber, air-conditioning only carries out freezing or heating running; When Outdoor Air Quality is better than room air, open outdoor air door and air door in close chamber, operation of air conditioner VMC, carries out ventilation operation, by the transfer of air of outdoor to indoor, effectively improves the quality of room air.Especially when freezing summer, if when outdoor temperature is lower than indoor temperature, air door in closable chamber, only opens outdoor air door, and air-conditioning carries out independently inletting fresh air running, effectively can reduce the energy consumption of air-conditioning.
Further, if when the temperature difference of outdoor air and room air is larger, directly open outdoor air door, outdoor air pours in indoor, indoor temperature can be caused suddenly to decline, easily cause the diseases such as flu, thus, the aperture of the outdoor air door of the embodiment of the present invention is arranged to adjustable, as the aperture adopting new air valve 21 to carry out the outer air door of conditioning chamber.According to actual needs, by the aperture of the outer air door of new air valve 21 conditioning chamber, make outdoor air flow into indoor gradually, indoor temperature change generated in case is comparatively slow, not easily diseases induced, better user experience.
If the oxygen content in air of indoor declines, but the air quality of outdoor is poor, the air be directly blown into outdoor can pollute indoor air, causes indoor air quality to decline.Therefore, preferably, air-purifying module 6 is also provided with between second inlet side 42 of the centrifugal blower 4 of the embodiment of the present invention and outdoor air inlet 2, outdoor air is after air-purifying module 6 processes, air quality increases, therefore, after flow of outside air enters indoor, oxygen content and the quality of room air all get a promotion.
In addition, if when the quality of outdoor air and room air is all poor, open outdoor air door and run VMC, outdoor air through air-purifying module 6 process laggard enter indoor, improve IAQ, again because generally having the temperature difference between outdoor air and room air, outdoor air makes the temperature of room air occur change after entering indoor, thus, room air needs to carry out temperature adjustment again, causes energy consumption higher.Preferably, the position of the embodiment of the present invention corresponding air-purifying module 6 on housing offers indoor purifying air inlet, room air can directly enter in air-conditioning by indoor purifying air inlet, air after air-purifying module 6 processes, then air outlet 3 is discharged indoor, IAQ improves, and the room air after air-purifying module 6 processes reenters indoor, can not cause the variations in temperature of room air, thus this process does not need temperature to regulate, and energy consumption is relatively low.
Indoor purifying air inlet is also provided with purification inlet air door, and indoor purifying air inlet can be opened or close by purification inlet air door.When not needing to carry out indoor air purification, air door will be purified and close, reducing energy consumption.
In like manner, the aperture of above-mentioned purification inlet air door is also adjustable, and the embodiment of the present invention adopts the valve 61 that purifies air to regulate the aperture of inlet air door.When room air is better than outdoor, new air valve 21 and the valve 61 that purifies air all are closed, and air-conditioning carries out freezing or heating running; When IAQ declines, open purification inlet air door and outdoor air door, and as the case may be, the aperture of purification inlet air door is regulated by the valve 61 that purifies air, and the aperture of the outer air door of air chamber is regulated by new air valve 21, make air-conditioning carry out the purification of room air, new wind circulation and temperature simultaneously and regulate; Regulate and purification of air running if air-conditioning carries out refrigeration simultaneously, can realize cold wind and purification normal temperature air premixed, the air that air outlet blows out, the cool and not ice of its temperature, improves the comfortableness of temperature; When indoor temperature does not need to regulate, by air door in motion close chamber, open purification inlet air door and the valve 61 that purifies air, carry out independent purification of air running, and according to the oxygen content of room air, regulate the aperture of new air valve 21, control room outer air flows into indoor speed, improves quality and the oxygen content of room air.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.

Claims (8)

1. an indoor apparatus of air conditioner, it is characterized in that, comprise housing, described housing offers indoor air inlet, outdoor air inlet and air outlet, the centrifugal blower of both sides air inlet is provided with in described housing, described centrifugal blower comprises the first inlet side, the second inlet side and air side, described first inlet side and described indoor air inlet are oppositely arranged, described second inlet side and described outdoor air inlet are oppositely arranged, described air side and described air outlet are oppositely arranged, and are provided with heat exchanger between described first inlet side and described indoor air inlet.
2. indoor apparatus of air conditioner according to claim 1, is characterized in that, described centrifugal blower comprises axial fan hub, described axial fan hub offers the conduction hole for being communicated with described first inlet side and the second inlet side.
3. indoor apparatus of air conditioner according to claim 2, is characterized in that, described conduction hole is that multiple and around described centrifugal blower axis is uniformly distributed.
4. indoor apparatus of air conditioner according to claim 1, is characterized in that, described indoor air inlet place is provided with indoor air door, and described indoor air inlet can be opened or close by described indoor air door; Described outdoor air inlet is provided with outdoor air door, and described outdoor air inlet can be opened or close by described outdoor air door.
5. indoor apparatus of air conditioner according to claim 4, is characterized in that, the aperture of described outdoor air door is adjustable.
6. indoor apparatus of air conditioner according to claim 1, is characterized in that, is provided with air-purifying module between the second inlet side of described centrifugal blower and described outdoor air inlet.
7. indoor apparatus of air conditioner according to claim 6, is characterized in that, the position of the corresponding described air-purifying module of described housing offers indoor purifying air inlet.
8. indoor apparatus of air conditioner according to claim 7, is characterized in that, described indoor purifying air inlet is provided with purification inlet air door.
CN201610061609.9A 2016-01-28 2016-01-28 A kind of air conditioner indoor unit Active CN105485783B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610061609.9A CN105485783B (en) 2016-01-28 2016-01-28 A kind of air conditioner indoor unit

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201610061609.9A CN105485783B (en) 2016-01-28 2016-01-28 A kind of air conditioner indoor unit
PCT/CN2016/103444 WO2017128785A1 (en) 2016-01-28 2016-10-26 Air conditioner indoor unit
EP16887658.9A EP3410023A4 (en) 2016-01-28 2016-10-26 Air conditioner indoor unit
US16/048,877 US20180335222A1 (en) 2016-01-28 2018-07-30 Air conditioner indoor unit

Publications (2)

Publication Number Publication Date
CN105485783A true CN105485783A (en) 2016-04-13
CN105485783B CN105485783B (en) 2018-07-03

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Family Applications (1)

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CN201610061609.9A Active CN105485783B (en) 2016-01-28 2016-01-28 A kind of air conditioner indoor unit

Country Status (4)

Country Link
US (1) US20180335222A1 (en)
EP (1) EP3410023A4 (en)
CN (1) CN105485783B (en)
WO (1) WO2017128785A1 (en)

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CN110195892A (en) * 2018-02-23 2019-09-03 青岛海尔智能技术研发有限公司 A kind of laminar flow fan and air conditioner for air-conditioning
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US20180335222A1 (en) 2018-11-22
CN105485783B (en) 2018-07-03

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Address after: 529000 No. 8 Hisense Avenue, an advanced manufacturing industry in Jiangmen, Guangdong.

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