CN104676744A - Wall-mounted air conditioner indoor unit - Google Patents
Wall-mounted air conditioner indoor unit Download PDFInfo
- Publication number
- CN104676744A CN104676744A CN201310618003.7A CN201310618003A CN104676744A CN 104676744 A CN104676744 A CN 104676744A CN 201310618003 A CN201310618003 A CN 201310618003A CN 104676744 A CN104676744 A CN 104676744A
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- China
- Prior art keywords
- air outlet
- annular air
- air
- housing
- centrifugal fan
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
The invention discloses a wall-mounted air conditioner indoor unit. The indoor unit comprises a casing, and air inlets and air outlets are formed in the casing. A fan and a heat exchanger are arranged in the casing. The air inlets are formed in the back of the casing, the air outlets are circular air outlets formed in the casing. By means of the indoor unit, a back air feeding and circular air discharging mode is used, so that the problems of the single air feeding direction and the limited air feeding range are solved effectively.
Description
Technical field
The present invention relates to air-conditioning technique field, specifically, relate to indoor apparatus of air conditioner, more particularly, relate to a kind of wall-hanging air conditioner indoor unit.
Background technology
Existing wall-hanging air conditioner indoor unit many employings axial-flow fan designs its supply air system, and designs other structural members according to its air channel structure feature, thus forms the air supply mode of upper air inlet, lower air-out.There is following deficiency in existing conventional wall hanging air-conditioner indoor machine: on the one hand, and owing to can only adopt upper air inlet, this single air-supply structure of lower air-out, cause that its air supply direction is single, blowing range is limited, air circulation ability is weak, affects the heat exchange efficiency of air-conditioning; On the other hand, because air supply direction is single, when air-out cannot be avoided directly to blow on the person, because air-supply air quantity is strong, a large amount of air-out blows on the person and human body sensory can be caused uncomfortable, and air-supply comfortableness is poor.
Summary of the invention
The object of this invention is to provide a kind of wall-hanging air conditioner indoor unit, the air supply mode of air intake, annular air-out after this indoor set adopts, efficiently solves the problem that existing indoor set air supply direction is single, blowing range is limited.
For achieving the above object, the present invention adopts following technical proposals to be achieved:
A kind of wall-hanging air conditioner indoor unit, comprise housing, be formed with air inlet and air outlet on the housing, be provided with fan and heat exchanger in described enclosure interior, described air inlet is formed in the back side of described housing, and described air outlet is form annular air outlet on the housing.
Preferably, described annular air outlet is continuous air outlet.
Preferably, the rounded or limit number of the orthographic projection of the described indoor set polygon that is greater than 4.
Indoor set as above, for reducing heat exchanger crushing further, improving air quantity, reducing noise, described fan is centrifugal fan, and described heat exchanger is arranged between described centrifugal fan and described air inlet.
Indoor set as above, described annular air outlet at least include formation on the housing, the first annular air outlet of corresponding with the blade of described centrifugal fan position.
Indoor set as above, for improving wind pushing performance, is formed with the wind described first annular air outlet of guiding blown out by the blade from described centrifugal fan and the annular air supply air channel blown out from described first annular air outlet in described enclosure interior.
Preferably, described annular air supply air channel includes the arc wind waveguide plate extended to described first annular air outlet from the outer edge of described centrifugal fan, the described arc wind waveguide plate any point crossing with the outer edge of described centrifugal fan is as starting point, formed between the tangent line of this starting point place arc and the axis of described centrifugal fan, angle number towards the angle X of described first annular air outlet is greater than 45 ° and is less than 90 °, formed between the tangent line of other any point place arcs on described arc wind waveguide plate except described starting point and the axis of described centrifugal fan, angle number towards the angle Y of described first annular air outlet is greater than 30 ° and is less than the angle number of described angle X.
Indoor set as above, for expanding air supply direction further and increasing blowing range, described annular air outlet also includes and to be formed in before described housing and at least one front annular air outlet be positioned at before described first annular air outlet.
Indoor set as above, is provided with drip tray at described exchanger base.
Indoor set as above is increase incoming air area, the rear side end out line line of described housing be middle after the camber line of convex, edge withdrawn forward gradually, described air inlet is formed in the cambered surface that is made up of described camber line.
Compared with prior art, advantage of the present invention and good effect are:
1, wall-hanging air conditioner indoor unit of the present invention is by forming air inlet at back side of shell, form annular air outlet on housing, incoming air area can not only be increased by the space that the back side is larger, and the 3d air delivery that annular air outlet can be utilized to realize in circumferential direction, extend air supply direction, add air-out area and blowing range, improve heat exchange efficiency; And, by expansion air supply direction, when identical air quantity, the air-supply air quantity on certain air supply direction can be reduced, decrease the air quantity blowing to human body when air-out cannot be avoided to blow on the person, reduce human body and directly blow wind-induced discomfort.
2, by arranging centrifugal fan in indoor set, heat exchanger is arranged between centrifugal fan and air inlet, air outlet is arranged on the housing side corresponding with centrifugal fan or above, rear air intake can be formed, the air draft structure of side air-out or front air-out, not only air inlet and air outlet are isolated, reduce indoor set noise, and, air draft structure makes the wind of low speed first through heat exchanger, and then to blow out from air outlet at a high speed after boosting to centrifugal fan, the crushing at heat exchanger place can be reduced, improve air-out volume, and reduce further indoor set noise.
After reading the specific embodiment of the present invention by reference to the accompanying drawings, the other features and advantages of the invention will become clearly.
Accompanying drawing explanation
Fig. 1 is the stereogram of wall-hanging air conditioner indoor unit of the present invention first embodiment;
Fig. 2 is the side view of Fig. 1 embodiment;
Fig. 3 is the longitudinal sectional view of Fig. 2 side view;
Fig. 4 is the front view of wall-hanging air conditioner indoor unit of the present invention second embodiment;
Fig. 5 is the side view of Fig. 4 embodiment;
Fig. 6 is the longitudinal sectional view of Fig. 5 side view;
Fig. 7 is the stereogram of wall-hanging air conditioner indoor unit of the present invention 3rd embodiment.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is described in further detail.
First, making a brief description to technical term involved in this detailed description of the invention: following when mentioning before structural member or below, is to define relative to the position of user under structural member normal operating condition; When arrangement position for multiple structural member carries out front or rear description, be also the device that formed with multiple structural member under normal operating condition relative to the definition that the position of user is done.
Refer to first embodiment of the wall-hanging air conditioner indoor unit of the present invention shown in Fig. 1 to Fig. 3, wherein, Fig. 1 is the stereogram of this first embodiment, and Fig. 2 is its side view, and Fig. 3 is the longitudinal sectional view of Fig. 2 side view.
Anticipate as shown in Figure 1, Figure 2 and Figure 3, the wall-hanging air conditioner indoor unit of this embodiment includes the rounded housing of orthographic projection 11, the back side of housing 11 is formed with air inlet 111, housing 11 is formed annular air outlet 112, this annular air outlet 112 is across the side and above of housing 11.Annular air outlet 112 place is provided with air outlet grate, and same, at air inlet 111, place is also provided with air-inlet grille.And annular air outlet 112 is continuous print air outlet.
Housing 11 inside is provided with tandem centrifugal fan 12 and heat exchanger 13.Wherein, heat exchanger 13 is arranged between centrifugal fan 12 and air inlet 111, is fixed on housing 11 by fixture (not marking in figure).Heat exchanger 13 is plate-type exchanger, convenient processing.Drip tray 14 is provided with bottom heat exchanger 13.Centrifugal fan 12 is arranged on heat exchanger 13 front, is fixed on housing 11 by fixed head (not marking in figure).Annular air outlet 112 correspond to the position of the blade 121 of centrifugal fan 12 and is formed on housing 11.
And, be formed with annular air supply air channel 15 in enclosure interior, lead annular air outlet 112 with the wind that the blade 121 from centrifugal fan 12 is blown out, and then blow to indoor from annular air outlet 112.
The course of work of the wall-hanging air conditioner indoor unit of this embodiment is as follows:
Wind in room enters from the air inlet 111 being positioned at housing 11 back side, after heat exchanger 13 heat exchange, be inhaled into centrifugal fan 13 inner, after centrifugal fan 13 Promotion From Within pressure, be thrown out of centrifugal fan 13, then spirally to external diffusion after blowing from its blade 121, be sent to annular air outlet 112 finally by annular air supply air channel 15, then realize the circumference air-supply of 360 ° through annular air outlet 112.
The wall-hanging air conditioner indoor unit of this embodiment forms air inlet 111, on housing 11, forms annular air outlet 112 at the back side of housing 11, the air supply mode of air intake, annular air-out after forming, the space that the back side can not only be utilized larger increases incoming air area, realize large-area rear air intake, annular air outlet 112 can also be utilized to realize in circumferential direction, air-supply within the scope of 360 °, extend air supply direction, add blowing range.And air inlet and air outlet are positioned on the not coplanar of housing 11, can reduce noise.In addition, centrifugal fan 12 and heat exchanger 13 adopt mode in tandem, and heat exchanger 13 is arranged between centrifugal fan 12 and air inlet 111, and heat exchanger 13 can adopt existing plate armature, and easy to process, heat exchange property is stablized; And for heat exchanger 13, be air draught mode, its windward side is just to air inlet 111, and windward side speed is low speed, wind is low by crushing during heat exchanger 13, can improve the air-supply air quantity of whole indoor set, reduces indoor set noise.And, adopt centrifugal fan 12, whole indoor machine structure can be made compact, the housing 11 being convenient to adopt orthographic projection rounded is as its shell, break that existing wall-hanging air conditioner indoor unit is axial-flow fan, orthographic projection has been rectangular conventional outward appearance restriction, met the individual demand of user well.
Anticipate as shown in side elevation in figure 2, in this embodiment, the rear side end out line line D of housing 11 is the camber lines be made up of the camber line D1 of camber line D2 convex behind centre and edge withdrawn forward gradually, thus utilizes the outline line D of arc to form the back side that surface is cambered surface.And air inlet 111 is formed in this cambered surface, thus on the basis with same backs perspective plane, more large area can be had than planar structure and, to form air inlet 11, and then add the incoming air area of indoor set.
And, on housing 11, the blade 121 that correspond to centrifugal fan 2 is formed for the indoor set of annular air outlet 1112, the structure in annular air supply air channel 15 is larger to annular air supply performance impact.In this embodiment, annular air supply air channel 15 includes the arc wind waveguide plate 151 and 152 extended from the outer edge of centrifugal fan 2 to annular air outlet 112.Meaning shown in Figure 3, for the arc wind guiding member 151 extended to annular air outlet 112 with the rear portion outer edge of centrifugal fan 12, arc wind waveguide plate 151 any point crossing with the rear portion outer edge of centrifugal fan 12 is as starting point, such as, point A in figure, be formed between the tangent line of this starting point A place arc and the axis of centrifugal fan 2 towards the angle X of annular air outlet 112, and the some B on arc wind guiding member 151 is any point except starting point, be formed between the tangent line of this B place arc and the axis of centrifugal fan 2 towards the angle Y of annular air outlet 112, the angle number of angle X and angle Y meets lower relation of plane: 45 ° of <X<90 °, 30 ° of <Y<X.The angle number of angle X is limited between 45 °-90 °, both can not cause because angle is too little crushing large, there is airflow reflux phenomenon, can not can not ensure because angle is excessive that again air-out blows out from annular air outlet 112 forward.And the angle number of angle Y is defined as and is greater than 30 ° and is less than angle X, both the crushing in annular air supply air channel 15 can have been reduced, air-flow is derived from air channel more swimmingly, be conducive to static pressure recover and reduce noise, can ensure again the overall bend forward of annular air supply air channel 15 curve, and don't it is excessive and cause the generation of eddy current problem to there will be radian.
In this embodiment, because housing 11 frontal plane of projection is circular, heat exchanger 13 is plate armature, and both can not fit tightly.For improving heat exchange efficiency, the wind entering into housing 11 inside from air inlet 111 is avoided to enter into centrifugal fan 12 without heat exchanger 13, at heat exchanger 13, the rear end surrounding of air inlet 11 is provided with baffle plate 16, baffle plate 16 fixes with heat exchanger 13 and housing 11 respectively, heat exchanger 13 is sealed with housing 11 phase by this baffle plate 16, thus, ensure to enter into wind in housing 11 all by heat exchanger 13 from air inlet 111, and then blow to annular air outlet 112 through centrifugal fan 12.
Refer to second embodiment of the wall-hanging air conditioner indoor unit of the present invention shown in Fig. 4 to Fig. 6, wherein, Fig. 4 is the front view of this second embodiment, and Fig. 5 is its side view, and Fig. 6 is the longitudinal sectional view of Fig. 5 side view.
As Fig. 4, Fig. 5 and illustrated in Figure 6, similar with Fig. 1 to Fig. 3 first embodiment, the wall-hanging air conditioner indoor unit of this second embodiment also includes the rounded housing of frontal plane of projection 21, and the back side of housing 21 is formed with air inlet 211, and housing 21 is formed annular air outlet 212.Annular air outlet 212 place is provided with air outlet grate, and same, at air inlet 211, place is also provided with air-inlet grille.Housing 21 inside is provided with tandem centrifugal fan 22 and heat exchanger 23.Wherein, heat exchanger 23 is arranged between centrifugal fan 22 and air inlet 211.Bottom heat exchanger 23, be provided with drip tray 24, the rear end surrounding of heat exchanger 23 is provided with baffle plate 26.Centrifugal fan 22 is arranged on heat exchanger 23 front, and annular air outlet 212 correspond to the position of the blade 221 of centrifugal fan 22 and is formed on housing 21.
And, be formed with annular air supply air channel 25 in enclosure interior, lead annular air outlet 212 with the wind that the blade 221 from centrifugal fan 22 is blown out, and then blow to indoor from annular air outlet 212.The annular air supply air channel 24 of the structure in annular air supply air channel 25 and first embodiment is similar, can with reference to the description of first embodiment.
With first embodiment unlike, namely the annular air outlet 212 in this second embodiment is positioned at before housing 21, is discontinuous air outlet, and also segmental arc 2121 place can not air-out.By being arranged on before housing 21 by annular air outlet 212, except being except front air-out mode realizing overall air-out, larger space can also be reserved to form air inlet 211.By annular air outlet 212 is set to discontinuous air outlet, selective air-supply in circumferential direction can be realized, control in a certain direction or certain angular range in (angular range of segmental arc 2121 correspondence) do not blow.
For annular air outlet 212 discontinuous in this embodiment, the selective air-supply directly forming discontinuous annular air outlet 211 and realize in circumferential direction on housing 21 can be adopted, also following manner can be adopted: on housing 21, form continuous print annular air outlet, arrange at segmental arc 2121 place of annular air outlet adjustable angle, for opening/closing annular air outlet wind deflector, closing segmental arc 2121 by controlling wind deflector, realizing the selective air-supply of different angles in circumferential direction.
Refer to Fig. 7, the figure shows the stereogram of wall-hanging air conditioner indoor unit of the present invention 3rd embodiment.
As shown in Figure 7, basic configuration, the embodiment of first shown in structure and Fig. 1 to Fig. 3 of the wall-hanging air conditioner indoor unit of the 3rd embodiment are similar, also include the rounded housing of orthographic projection 31, the back side of housing 31 is formed with air inlet 311.And with first embodiment unlike, in the 3rd embodiment, housing 31 is formed with two annular air outlets, is respectively the first annular air outlet 312 and the second annular air outlet 313.Wherein, first annular air outlet 312 is similar with Fig. 1 embodiment, (not shown with the blade of the centrifugal fan of housing 31 inside, can with reference to first embodiment) the corresponding annular air outlet in position, and the second annular air outlet 313 is positioned at before the first annular air outlet 312, and be formed in a front annular air outlet before housing 31.
By arranging two annular air outlets on housing 31, each annular air outlet all can circumference be blown, thus realizes large-scale 3d air delivery, expands air-out direction further, increases wind-out range.
If needed, except the second annular air outlet 313, more front annular air outlet can also be set above at housing 31.And comprising each annular air outlet of the first annular air outlet 312, both can be continuous print air outlet, also can be interrupted air outlet.
In three above-mentioned embodiments, the orthographic projection of indoor set is circle, but is not limited to this, also can be designed as orthographic projection is the polygon that limit number is greater than 4, as pentagon, hexagon, octagon etc., to improve the diversity of indoor set product, meet the individual demand of user to indoor set profile.
Above embodiment only in order to technical scheme of the present invention to be described, but not is limited; Although with reference to previous embodiment to invention has been detailed description, for the person of ordinary skill of the art, still can modify to the technical scheme described in previous embodiment, or equivalent replacement is carried out to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the present invention's technical scheme required for protection.
Claims (10)
1. a wall-hanging air conditioner indoor unit, comprise housing, be formed with air inlet and air outlet on the housing, fan and heat exchanger is provided with in described enclosure interior, it is characterized in that, described air inlet is formed in the back side of described housing, and described air outlet is form annular air outlet on the housing.
2. indoor set according to claim 1, is characterized in that, described annular air outlet is continuous air outlet.
3. indoor set according to claim 1, is characterized in that, the polygon that the rounded or limit number of the orthographic projection of described indoor set is greater than 4.
4. indoor set according to any one of claim 1 to 3, is characterized in that, described fan is centrifugal fan, and described heat exchanger is arranged between described centrifugal fan and described air inlet.
5. the indoor set according to right 4, is characterized in that, described annular air outlet at least include formation on the housing, the first annular air outlet of corresponding with the blade of described centrifugal fan position.
6. indoor set according to claim 5, is characterized in that, is formed with the wind described first annular air outlet of guiding blown out by the blade from described centrifugal fan and the annular air supply air channel blown out from described first annular air outlet in described enclosure interior.
7. indoor set according to claim 6, it is characterized in that, described annular air supply air channel includes the arc wind waveguide plate extended to described first annular air outlet from the outer edge of described centrifugal fan, the described arc wind waveguide plate any point crossing with the outer edge of described centrifugal fan is as starting point, formed between the tangent line of this starting point place arc and the axis of described centrifugal fan, angle number towards the angle X of described first annular air outlet is greater than 45 ° and is less than 90 °, formed between the tangent line of other any point place arcs on described arc wind waveguide plate except described starting point and the axis of described centrifugal fan, angle number towards the angle Y of described first annular air outlet is greater than 30 ° and is less than the angle number of described angle X.
8. indoor set according to claim 5, is characterized in that, described annular air outlet also includes and to be formed in before described housing and at least one front annular air outlet be positioned at before described first annular air outlet.
9. indoor set according to claim 4, is characterized in that, described exchanger base is provided with drip tray.
10. indoor set according to claim 1, is characterized in that, the rear side end out line line of described housing be middle after the camber line of convex, edge withdrawn forward gradually, described air inlet is formed in the cambered surface that is made up of described camber line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310618003.7A CN104676744B (en) | 2013-11-29 | 2013-11-29 | Wall-hanging air conditioner indoor unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310618003.7A CN104676744B (en) | 2013-11-29 | 2013-11-29 | Wall-hanging air conditioner indoor unit |
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| Publication Number | Publication Date |
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| CN104676744A true CN104676744A (en) | 2015-06-03 |
| CN104676744B CN104676744B (en) | 2017-12-01 |
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| CN201310618003.7A Active CN104676744B (en) | 2013-11-29 | 2013-11-29 | Wall-hanging air conditioner indoor unit |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091110A (en) * | 2015-09-07 | 2015-11-25 | 珠海格力电器股份有限公司 | Wall-mounted unit and air conditioning device |
| CN105091109A (en) * | 2015-09-07 | 2015-11-25 | 珠海格力电器股份有限公司 | Wall mounted unit and air conditioning device |
| CN105465889A (en) * | 2015-12-15 | 2016-04-06 | 广东志高空调有限公司 | Split wall-hung type indoor unit of air conditioner |
| CN105588206A (en) * | 2016-02-23 | 2016-05-18 | 珠海格力电器股份有限公司 | Indoor unit of air conditioner and air-conditioning system with indoor unit of air conditioner |
| CN105605685A (en) * | 2016-03-15 | 2016-05-25 | 李丹 | Vertical air conditioner indoor unit |
| CN105674398A (en) * | 2016-02-22 | 2016-06-15 | 广东志高空调有限公司 | Split wall-hung household air conditioner |
| CN106287953A (en) * | 2016-08-04 | 2017-01-04 | 珠海格力电器股份有限公司 | Air-conditioner |
| CN106403049A (en) * | 2016-11-29 | 2017-02-15 | 海信（山东）空调有限公司 | Wall-mounted air conditioner |
| CN106440064A (en) * | 2016-11-29 | 2017-02-22 | 海信（山东）空调有限公司 | Wall-hanging air-conditioner indoor unit and air-conditioner |
| CN105674408B (en) * | 2016-03-28 | 2018-12-18 | 广东美的制冷设备有限公司 | Round indoor unit and air conditioner with it |
| CN105650742B (en) * | 2016-03-28 | 2019-01-22 | 广东美的制冷设备有限公司 | Wall-hanging air conditioner indoor unit and air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105091110A (en) * | 2015-09-07 | 2015-11-25 | 珠海格力电器股份有限公司 | Wall-mounted unit and air conditioning device |
| CN105091109B (en) * | 2015-09-07 | 2018-04-17 | 珠海格力电器股份有限公司 | A kind of wall hanging machine and conditioner |
| CN105465889A (en) * | 2015-12-15 | 2016-04-06 | 广东志高空调有限公司 | Split wall-hung type indoor unit of air conditioner |
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| CN105674398A (en) * | 2016-02-22 | 2016-06-15 | 广东志高空调有限公司 | Split wall-hung household air conditioner |
| CN105588206A (en) * | 2016-02-23 | 2016-05-18 | 珠海格力电器股份有限公司 | Indoor unit of air conditioner and air-conditioning system with indoor unit of air conditioner |
| CN105605685A (en) * | 2016-03-15 | 2016-05-25 | 李丹 | Vertical air conditioner indoor unit |
| CN105674408B (en) * | 2016-03-28 | 2018-12-18 | 广东美的制冷设备有限公司 | Round indoor unit and air conditioner with it |
| CN105650742B (en) * | 2016-03-28 | 2019-01-22 | 广东美的制冷设备有限公司 | Wall-hanging air conditioner indoor unit and air conditioner |
| CN106287953A (en) * | 2016-08-04 | 2017-01-04 | 珠海格力电器股份有限公司 | Air-conditioner |
| CN106440064A (en) * | 2016-11-29 | 2017-02-22 | 海信（山东）空调有限公司 | Wall-hanging air-conditioner indoor unit and air-conditioner |
| CN106403049A (en) * | 2016-11-29 | 2017-02-15 | 海信（山东）空调有限公司 | Wall-mounted air conditioner |
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| CN104676744B (en) | 2017-12-01 |
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