CN102721113B - Hidden type air conditioner indoor unit - Google Patents

Hidden type air conditioner indoor unit Download PDF

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Publication number
CN102721113B
CN102721113B CN201210189594.6A CN201210189594A CN102721113B CN 102721113 B CN102721113 B CN 102721113B CN 201210189594 A CN201210189594 A CN 201210189594A CN 102721113 B CN102721113 B CN 102721113B
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CN
China
Prior art keywords
air conditioner
cover plate
housing
electric appliance
type air
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.)
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Application number
CN201210189594.6A
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Chinese (zh)
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CN102721113A (en
Inventor
国德防
董德智
尹叶俐
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.)
Haier Group Corp
Qingdao Haier Air Conditioning Electric Co Ltd
Original Assignee
Haier Group Corp
Qingdao Haier Air Conditioning Electric 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 Haier Group Corp, Qingdao Haier Air Conditioning Electric Co Ltd filed Critical Haier Group Corp
Priority to CN201210189594.6A priority Critical patent/CN102721113B/en
Publication of CN102721113A publication Critical patent/CN102721113A/en
Application granted granted Critical
Publication of CN102721113B publication Critical patent/CN102721113B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The present invention proposes a kind of hidden type air conditioner indoor unit, including the first cover plate, it is arranged on indoor apparatus of air conditioner main body and the electric appliance box being arranged on first cover plate on first cover plate, the electric appliance box in the way of integral demounting can be connected on the first cover plate and indoor apparatus of air conditioner main body, the electric appliance box is square, including the first housing, the second housing and the 3rd housing, when electric appliance box is arranged on the first cover plate, the 3rd housing is made up of a part for the first cover plate and indoor apparatus of air conditioner main body.The set-up mode of casing and hidden type air conditioner indoor unit main body can be flexibly selected according to the size in actual installation space using the present invention, is conducive to improving the flexibility of hidden type air conditioner indoor unit mounting means.

Description

Hidden type air conditioner indoor unit
Technical field
The present invention relates to a kind of hidden type air conditioner indoor unit.
Background technology
Existing air-conditioning generally comprises indoor set disposed within and is installed on the outdoor unit of outdoor, according to indoor set and outdoor The combination of machine is divided into integral air conditioner and split-type air conditioner, wherein, the set-up mode of indoor set is mainly including embedded, dark Concealed, wall-mounted and console mode etc..
The main body of hidden type air conditioner indoor unit is in integrally typically rectangular-shape, and use is offered on a side surface of cuboid For the air inlet or air outlet of air circulation.Electric appliance box is provided with air-conditioner body, be provided with the electric appliance box circuit board, Electric elements and supply line etc., are used to realize the control and operation of whole air-conditioning.In the prior art, in concealed type air conditioning chamber Machine installed in product export when be set, be as built in and air-conditioner body be placed in or beyond air-conditioner body, cause install When, it is impossible to set-up mode of the electric appliance box in air-conditioner body is changed according to actual installation space, concealed type air conditioning chamber is reduced The Installation Flexibility of interior machine.
The content of the invention
In view of this, it is a primary object of the present invention to a kind of, there is provided installation that can improve hidden type air conditioner indoor unit The hidden type air conditioner indoor unit of flexibility.
To reach above-mentioned purpose, the present invention proposes a kind of hidden type air conditioner indoor unit, including the first cover plate, is arranged on this Indoor apparatus of air conditioner main body on first cover plate and the electric appliance box being arranged on first cover plate, it is characterised in that the electrical equipment , can be connected on first cover plate and the indoor apparatus of air conditioner main body in the way of integral demounting, the electric appliance box is with energy for case The mode of enough dismountings is connected on first cover plate and the indoor apparatus of air conditioner main body, and when the electric appliance box be arranged on it is described When on the first cover plate, at least one side of the electric appliance box is made up of first cover plate or the indoor apparatus of air conditioner main body.
Because the electric appliance box in the way of integral demounting can be connected to first cover plate and indoor apparatus of air conditioner main body On, then the present invention can flexibly select setting for electric appliance box and hidden type air conditioner indoor unit main body according to the size in actual installation space Mode is put, is conducive to improving the flexibility of hidden type air conditioner indoor unit mounting means.
Preferably, the electric appliance box is square, including the first housing, the second housing and the 3rd housing, when the electric appliance box It is arranged on when on first cover plate, the 3rd housing is by first cover plate and a part of structure of indoor apparatus of air conditioner main body Into.
In the present invention, because when the electric appliance box is arranged on first cover plate, the 3rd housing is by described The part composition of one cover plate and indoor apparatus of air conditioner main body, can save the cost of manufacture of casing;Meanwhile, first housing, Second housing can also collectively constitute an electric appliance box being independently arranged with the 3rd housing, it is seen then that can using the present invention Size according to actual installation space and flexibly select the set-up mode of electric appliance box and hidden type air conditioner indoor unit main body, be conducive to Improve the flexibility of hidden type air conditioner indoor unit mounting means.
Preferably, also including for by the hidden type air conditioner indoor unit be installed on interior hang pin, described first lid The corner of plate is formed with vertically holds up and for installing the joint portion for hanging pin, described to hang the appearance that pin is arranged on the joint portion On face, the breach corresponding with the shape of the joint portion is formed with second housing.
Because the pin that hangs is on the joint portion, and it is formed with and the joint portion on second housing The corresponding breach of shape so that the pin that hangs is directly mounted on the joint portion of first cover plate through the breach, Pin will be then hung only to be linked into an integrated entity with first cover plate, so, when being repaired to the hidden type air conditioner indoor unit, by Do not linked together with second housing in pin is hung, directly second housing can be dismantled or be installed without influence It is described to hang the fastness that pin is connected with first cover plate, facilitate staff and the concealed type air-conditioning is installed and tieed up Repair.
Preferably, in the inner surface of the joint portion, the relative position of pin of hanging is being provided with reinforcer.
Can strengthen intensity at the joint portion by setting the reinforcer, be conducive to increasing the joint portion and institute The connectivity robustness for hanging pin is stated, so that it is guaranteed that the installation steadiness of the concealed type air-conditioning.
Preferably, the reinforcer is also provided at first cover inner surface, and first housing passes through the reinforcer And be connected with first cover plate.
The intensity of the joint portion was both strengthened due to the reinforcer, can also connect first housing as connector It is connected on first cover inner surface, then simplifies the structure of the parts for realizing control cabinet assembling, improves described The versatility of reinforcer, is conducive to simplifying the assembling procedure of the electric appliance box.
Preferably, the indoor apparatus of air conditioner main body includes and the first cover inner surface dividing plate connected vertically, the electricity Device case is connected on first cover plate and dividing plate by the first housing and the second housing in alphabetical L-shaped and is formed.
Because the electric appliance box is connected to first cover plate and dividing plate by the first housing and the second housing in alphabetical L-shaped Above formed, be then conducive to making the electric appliance box be built in the indoor apparatus of air conditioner main body, while, moreover it is possible to save the electrical equipment Case material therefor.
Preferably, connecting portion is formed with first housing, the connecting portion is connected by screw with the dividing plate.
Preferably, second housing has orthogonal two side, one of side wall and first housing Edge is connected together, and another side wall is connected together with the edge at the junction surface.
Because the two side of second housing is connected together with first cover plate and the joint portion respectively, then favorably In second housing is dismantled or installed, improve what staff was installed and repaired to the concealed type air-conditioning Convenience.
Preferably, it is provided with four corners of the indoor apparatus of air conditioner and hang for being installed on described in interior Pin, and this hangs pin and is arranged on the longitudinally of the indoor apparatus of air conditioner.
Because the pin that hangs is arranged on the longitudinally of the indoor apparatus of air conditioner, the indoor apparatus of air conditioner can be reduced The width grown crosswise on direction, advantageously reduces requirement of the hidden type air conditioner indoor unit to installing space.
Brief description of the drawings
Fig. 1 is casing of the present invention built-in setting schematic diagram on concealed type air-conditioning;
Fig. 2 is the upward view of Fig. 1;
Fig. 3 is the structural representation of the first housing of the invention;
Fig. 4 is the structural representation of the second housing of the invention;
Fig. 5 is the structural representation of the first cover plate of the invention;
Fig. 6 is the structural representation that the present invention hangs pin;
Fig. 7 is the structural representation of reinforcer of the present invention;
Fig. 8 is the oblique view of casing of the present invention built-in setting on concealed type air-conditioning;
Fig. 9 is the partial enlarged drawing at A in Fig. 8;
Figure 10 is the structural representation of the 3rd housing of the invention;
Figure 11 is the schematic diagram of casing of the present invention external setting on concealed type air-conditioning.
Specific embodiment
Below as a example by electric appliance box is set in hidden type air conditioner indoor unit, hidden of the present invention with reference to Fig. 1 ~ Figure 11 The specific embodiment of formula indoor apparatus of air conditioner is described in detail.In described below, the inner surface refers to that direction is hidden The surface of formula indoor apparatus of air conditioner interior side, the outer surface refer to away from the surface of hidden type air conditioner indoor unit interior side, The one side that can be directly visible towards outside side.
The main body of hidden type air conditioner indoor unit is in integrally typically rectangular-shape, and use is offered on a side surface of cuboid For the air inlet or air outlet of air circulation.Electric appliance box is typically provided with indoor apparatus of air conditioner main body, is set in the electric appliance box The parts such as circuit board and electric elements and supply line are equipped with, to realize the control and operation of whole air-conditioning.To concealed type When indoor apparatus of air conditioner is installed, electric appliance box is arranged in air-conditioner body according to the difference of installing space often, or, electricity Device case is arranged on the outer surface of air-conditioner body.
Fig. 1 ~ Fig. 9 is built in hidden type air conditioner indoor unit and constitutes the signal of each part of the electric appliance box for electric appliance box Figure.It is specifically described with reference to Fig. 1 ~ Fig. 9.
As depicted in figs. 1 and 2, the main body of hidden type air conditioner indoor unit includes the first cover plate 1 and dividing plate 2, wherein, the first lid Plate 1 be located at whole hidden type air conditioner indoor unit main body bottom, dividing plate 2 be located at first cover plate 1 centre and with this first lid The inner surface of plate 1 is perpendicular.A corner of hidden type air conditioner indoor unit main body is provided with electric appliance box, the electric appliance box is by first shell A part for body 3, the second housing 4, the first cover plate 1 and dividing plate 2 is collectively formed.In four corners of the first cover plate 1 along air conditioning chamber It is provided with the longitudinally of interior machine and hangs pin 6, one of them hangs pin 6 at electric appliance box, and pin 6 is hung by concealed type sky by this Indoor set is adjusted to be installed on indoor top.
As shown in figure 3, the first housing 3 has two orthogonal side walls 32 and side wall 33, the two side walls 32 and side Wall 33 is perpendicular with the inner surface of the first cover plate 1 and both are L-shaped, wherein, side wall 32 is connected with the edge side of the first cover plate 1, and The side wall 32 is parallel with the place plane of dividing plate 2;Another side wall 33 is perpendicular with the place plane of dividing plate 2, and by following Fig. 7 institutes The connector 7 that shows and be fixed on the inner surface of the first cover plate 1.First housing 3 also has connecting portion 31, and the connecting portion 31 is formed at The opposite side that side is connected with side wall 32 of side wall 33.First housing 3 by screw via the connecting portion 31 with the spiral shell of dividing plate 2 Line is connected.Multiple gap 36 are offered in the edge side of the first housing sidewall 33.In addition, being further opened with the first housing 3 One cable hole 35, first cable hole 35 is used for for being routed through.
As shown in figure 4, the second housing 4 has two orthogonal side walls 42 and side wall 43, the two side walls 42 and side Wall 43 is perpendicular with the inner surface of the first cover plate 1 respectively and both are L-shaped, wherein, side wall 42 is equal with the side wall 33 of the first housing OK, the edge side in the side wall 42 is formed with multiple buckles 44, the side wall 42 by the buckle 44 with the first cover plate 1 on knot The edge in conjunction portion 11 is connected together.The place plane parallel of 43 and first cover plate of side wall 1, is formed with the edge side of the side wall 43 Multiple buckles 44, the side wall 43 is connected together by buckle 44 with the side wall 33 of the first housing 3.Due to the two of the second housing 4 Side wall is connected together with the housing 3 of joint portion 11 and first on the first cover plate 1 respectively, then be conducive to tearing the second housing 4 open Unload or install.Multiple gap 45 are offered in the edge side of the second housing sidewall 43, is in the second housing 4 in the first housing 3 Under confined state, the plurality of gap 45 surrounds the second cable hole jointly with the multiple gap 36 in foregoing first housing sidewall 33. In addition, being further opened with a breach 41 in the corner of the side wall 42 of the second housing 4.
As shown in figure 5, the first cover plate 1 is overall being square, joint portion is each formed with four corners of first cover plate 1 11, the joint portion 11 is the right angle flanging perpendicular with the first cover inner surface, and mounting hole 13 is offered on the right angle flanging With mounting hole 12, mounting hole 13 is perpendicular with the orientation of mounting hole 12.It is worth noting that, in the present invention, first It is consistent with foregoing breach 41 in the shape for setting the joint portion 11 formed at electric appliance box on cover plate 1, and the joint portion 11 is proper It is good that the breach 41 is realized to seal.
As shown in fig. 6, hanging pin 6 includes the first installation portion 61 and the second installation portion 63, and the two installation portions are perpendicular in L Shape.Mounting hole 62 is offered on the first installation portion 61, the gap 64 being engaged with suspension rod is offered on the second installation portion 63. As shown in Figure 8 and Figure 9, screw sequentially pass through the mounting hole 62 on the first installation portion 61, the mounting hole 13 on joint portion 11 and incite somebody to action Pin 6 is hung to be fixed on the first cover plate 1.It is directly mounted on the joint portion 11 of the first cover plate 1 through breach 41 due to hanging pin 6, Then hang pin 6 only to be linked together with the first cover plate 1, so, when hidden type air conditioner indoor unit is repaired, due to hanging pin 6 Do not linked together with the second housing 4, directly the second housing 4 can be dismantled or be installed and hang pin and the first lid without influence The fastness of the connection of plate 1, facilitates staff and concealed type air-conditioning is installed and repaired.
As shown in fig. 7, reinforcer 7 includes the flanging 73 of orthogonal first flanging 71 and second, on the first flanging 71 Offer two mounting holes 72, offer through hole 74, through hole 75 and through hole 76 on the second flanging 72, and two mounting holes 72 with The orientation of through hole 74, through hole 75 and through hole 76 is perpendicular.It is worth noting that, in the present invention, reinforcer 7 can both do For connector is used, it is also possible to play booster action as reinforcer.As shown in Figure 8 and Figure 9, in the inner surface of the first cover plate 1 On be provided with reinforcer 7 in hanging pin 6 and the junction of joint portion 11, specifically, two mounting holes 72 and the joint portion 11 of reinforcer 7 On two mounting holes 13, two mounting holes 62 hung on pin 6 be aligned successively, screw sequentially passes through these mounting holes and will hang pin 6th, the first flanging 71 of joint portion 11 and reinforcer 7 links into an integrated entity.Through hole 74 and through hole on second flanging 73 of reinforcer 7 76 are engaged with the positioning convex 12 on the first cover plate 1 and reinforcer 7 is fixed on the first cover plate 1.Herein, reinforcer 7 is led It is used to strengthen the intensity at joint portion 11, is conducive to increasing joint portion 11 and hangs the connectivity robustness of pin 6, so that it is guaranteed that hiding The installation steadiness of formula air-conditioning.
Reinforcer 7 is additionally provided with the junction of the cover plate 1 of side wall 33 and first of the first housing 3, specifically, in first shell The side wall 33 of body 3 is provided with two positioning convex 34 being vertically arranged, and the positioning convex 34 is entrenched in the flanging 71 of reinforcer 7 first On two mounting holes 72 in.Second flanging 73 of reinforcer 7 is then fixed on first via screw through mounting hole through hole 75 On the inner surface of cover plate 1, herein, reinforcer 7 is used to connect the first housing 3 and the first cover plate 1.Herein, reinforcer 7 is mainly used in connecting Connect the first housing 3 and the first cover plate 1.By upper, because reinforcer 7 can not only be used for connector using being used but also as reinforcer, The structure of the parts for realizing casing assembling can be simplified, the versatility of part is improve, be conducive to simplifying electric appliance box Assembling procedure.
Drawn by Fig. 1 ~ Fig. 9, by the first cover plate 1 and a part for dividing plate 2, by the part and the first housing 3, second shell Body 4 surrounds a control cabinet jointly, and the control cabinet is arranged on the inner surface of the first cover plate 1, so as to realize the built-in peace of electric appliance box Dress.
Meanwhile, as shown in Figure 10, the electric appliance box of hidden type air conditioner indoor unit also includes the 3rd housing 5, and the 3rd housing 5 has Orthogonal two side 52 and 53, wherein, side wall 52 corresponds to the box portion that the first cover plate 1 is served as, the correspondence of side wall 53 In the box portion that dividing plate 2 is served as.Catch 51 is formed with side wall 52, shape and the breach 41 of the catch 51(Or knot Conjunction portion 11)Shape it is corresponding, the breach 41 on the second housing 4 is closed by the catch 51.As shown in figure 11, by the 3rd housing 5 and, the first housing 3 and the second housing 4 surround an electric appliance box jointly, the electric appliance box can be arranged at hidden type air conditioner indoor unit On outer surface, so as to realize that external of the electric appliance box in hidden type air conditioner indoor unit is set.Certainly, even if being used in electric appliance box During built-in installation, can also make the 3rd housing 5 and, the first housing 3 and the second housing 4 surround an electric appliance box jointly.This makes Electric appliance box is built-in be changed to electric appliance box external when it is more easy.
By upper, in the present invention, due to the first housing 3, the second housing 4 can be by the first cover plate and a part for dividing plate 2 An electric appliance box is surrounded jointly, can save the cost of manufacture of casing;Meanwhile, the first housing 3 and the second housing 4 can also be with the 3 Housing 5 collectively constitutes a self-standing appliance case, and the independent case body can be arranged on the outer surface of concealed type air-conditioner outdoor unit, It can be seen that, casing and concealed type air-conditioning can flexibly be selected according to actual conditions such as the sizes in actual installation space using the present invention The set-up mode of main body, is conducive to improving the Installation Flexibility of hidden type air conditioner indoor unit.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is in a word, all in the present invention Spirit and principle within, any modification, equivalent substitution and improvements made etc., should be included in protection scope of the present invention it It is interior.
For example, the housing for constituting electric appliance box is not limited to said first shell, the second housing and the 3rd housing, can be one Individual or multiple, its shape is also not limited to alphabetical L-shaped, for example, can be interconnected to form by two letter-c-shaped housings, or It is interconnected to form by the housing of other shapes.
Again for example, in the above-described embodiments, electric appliance box is arranged on the outer surface of concealed type air-conditioner outdoor unit, but not This is confined to, the electric appliance box can also depart from concealed type air-conditioner outdoor unit and be independently arranged.

Claims (7)

1. a kind of hidden type air conditioner indoor unit, including the first cover plate (1), the indoor apparatus of air conditioner being arranged on first cover plate (1) Main body and the electric appliance box being arranged on first cover plate (1), it is characterised in that the indoor apparatus of air conditioner main body includes and this First cover plate (1) inner surface dividing plate connected vertically (2), the electric appliance box is square, and institute is connected in the way of it can dismantle State on the first cover plate (1) and the indoor apparatus of air conditioner main body, and when the electric appliance box is arranged on first cover plate (1), At least one side of the electric appliance box is made up of first cover plate (1) or the indoor apparatus of air conditioner main body;Wherein, electric appliance box is used One of following two kinds modes are installed:
The electric appliance box is arranged on hidden type air conditioner indoor unit outer surface, and it is by the first housing (3), second in alphabetical L-shaped Housing (4) and the 3rd housing (5) are surrounded jointly, when the electric appliance box is arranged on first cover plate (1), the 3rd shell Body (5) is made up of a part for first cover plate (1) and indoor apparatus of air conditioner main body;Or
The electric appliance box is arranged on hidden type air conditioner indoor unit inner surface, and it is by first housing (3) of alphabetical L-shaped and second Housing (4) is connected on first cover plate (1) and dividing plate (2) and is formed.
2. hidden type air conditioner indoor unit according to claim 1, it is characterised in that also including for the concealed type is empty Adjust indoor set be installed on interior hang pin (6), be formed with the corner of first cover plate (1) and vertically holded up and for installing this The joint portion (11) of pin (6) is hung, the pin (6) that hangs is arranged on the outer surface of the joint portion (11), in second housing (4) breach (41) corresponding with the shape of the joint portion (11) is formed with.
3. hidden type air conditioner indoor unit according to claim 2, it is characterised in that in the interior table of the joint portion (11) Face, reinforcer (7) is being provided with the relative position of pin (6) of hanging.
4. hidden type air conditioner indoor unit according to claim 3, it is characterised in that the reinforcer (7) is also provided at institute The first cover plate (1) inner surface is stated, first housing (3) is connected by the reinforcer (7) with first cover plate (1).
5. hidden type air conditioner indoor unit according to claim 1, it is characterised in that formed on first housing (3) There is connecting portion (31), the connecting portion (31) is connected by screw with the dividing plate (2).
6. hidden type air conditioner indoor unit according to claim 2, it is characterised in that second housing (4) is with mutual Vertical two side, one of side wall is connected together with the edge of first housing (3), another side wall and the combination The edge in portion (11) is connected together.
7. hidden type air conditioner indoor unit according to claim 2, it is characterised in that at four angles of the indoor apparatus of air conditioner Portion to be provided with and hang pin (6) for being installed on described in interior, and this hangs pin (6) and is arranged on the vertical of the indoor apparatus of air conditioner On length direction.
CN201210189594.6A 2012-06-08 2012-06-08 Hidden type air conditioner indoor unit Active CN102721113B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210189594.6A CN102721113B (en) 2012-06-08 2012-06-08 Hidden type air conditioner indoor unit

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Application Number Priority Date Filing Date Title
CN201210189594.6A CN102721113B (en) 2012-06-08 2012-06-08 Hidden type air conditioner indoor unit

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CN102721113A CN102721113A (en) 2012-10-10
CN102721113B true CN102721113B (en) 2017-05-31

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105042812B (en) * 2015-08-14 2018-06-29 珠海格力电器股份有限公司 The ceiling mounting type electrical equipment and its method for maintaining of air conditioner
CN108731232A (en) * 2018-06-06 2018-11-02 长沙格力暖通制冷设备有限公司 A kind of cover plate assembly and the air conditioner indoor unit with it

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Publication number Priority date Publication date Assignee Title
CN1278998A (en) * 1998-09-16 2001-01-03 开利公司 Mounting apparatus of control box in electrical appliance
CN2434588Y (en) * 2000-06-07 2001-06-13 海尔集团公司 Concealed indoor machine of air conditioner
EP2206984A1 (en) * 2009-01-12 2010-07-14 Lg Electronics Inc. Air conditioner and method for controlling the same
CN202647996U (en) * 2012-06-08 2013-01-02 海尔集团公司 Hidden indoor unit of air conditioner

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Publication number Priority date Publication date Assignee Title
JP3285528B2 (en) * 1997-12-17 2002-05-27 三菱電機株式会社 Air conditioner
JP2000039176A (en) * 1998-07-27 2000-02-08 Fujitsu General Ltd Air conditioner
JP2004176975A (en) * 2002-11-26 2004-06-24 Toshiba Kyaria Kk Indoor unit of air conditioner
KR101811206B1 (en) * 2010-10-07 2017-12-22 엘지전자 주식회사 Air conditioning system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1278998A (en) * 1998-09-16 2001-01-03 开利公司 Mounting apparatus of control box in electrical appliance
CN2434588Y (en) * 2000-06-07 2001-06-13 海尔集团公司 Concealed indoor machine of air conditioner
EP2206984A1 (en) * 2009-01-12 2010-07-14 Lg Electronics Inc. Air conditioner and method for controlling the same
CN202647996U (en) * 2012-06-08 2013-01-02 海尔集团公司 Hidden indoor unit of air conditioner

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