CN204787114U - Wind channel subassembly and have its air conditioner on -hook - Google Patents

Wind channel subassembly and have its air conditioner on -hook Download PDF

Info

Publication number
CN204787114U
CN204787114U CN201520410464.XU CN201520410464U CN204787114U CN 204787114 U CN204787114 U CN 204787114U CN 201520410464 U CN201520410464 U CN 201520410464U CN 204787114 U CN204787114 U CN 204787114U
Authority
CN
China
Prior art keywords
air
air outlet
duct board
ducting assembly
wind channel
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.)
Active
Application number
CN201520410464.XU
Other languages
Chinese (zh)
Inventor
华龙
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.)
Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
Original Assignee
Midea Group Co Ltd
Guangdong Midea Refrigeration Equipment 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 Midea Group Co Ltd, Guangdong Midea Refrigeration Equipment Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201520410464.XU priority Critical patent/CN204787114U/en
Application granted granted Critical
Publication of CN204787114U publication Critical patent/CN204787114U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Duct Arrangements (AREA)

Abstract

The utility model discloses a wind channel subassembly and the air conditioner on -hook that has it, the wind channel subassembly includes: first wind channel board, the exhaust passage is injectd to second wind channel board, second wind channel board and first wind channel board, and the wind channel has air outlet and an air intake, and the profile of air outlet includes four at least limits, wherein the at least bar in two relative long limits become curve shape. According to the utility model discloses a wind channel subassembly, through an at least design with in the air outlet two relative length of branch limits for curve shape, not only can enlarge the air supply scope of air outlet from this, can also reduce the air supply noise of wind channel subassembly effectively to improve the silence effect and the quality of product, satisfied user's user demand.

Description

Ducting assembly and there is its air-conditining
Technical field
The utility model relates to household electrical appliance technical field, specifically, particularly relates to a kind of ducting assembly and has its air-conditining.
Background technology
Air-conditioner is when normally running, and due to the restriction of air outlet, operation noise is large and blowing range is little, easily causes user uncomfortable thus, therefore needs to improve the structure of air-conditioner.In correlation technique, the frictional vibration of air-flow and air channel wall produces noise, according to the principle of stacking of sound wave, the sound wave superposition of identical vibration frequency can produce the larger sound wave of amplitude, conventional air channel on wind wheel axis without any change, the sound wave of the identical vibration frequency of easy generation, thus cause noise to increase both poor sound quality.
Utility model content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, an object of the present utility model is to propose a kind of ducting assembly, and described ducting assembly has the advantage that wind-out range is large, noise is little.
The utility model also proposes a kind of air-conditining, and described air-conditining has ducting assembly as above.
According to a kind of ducting assembly that the utility model provides, comprising: the first air duct board; Second air duct board, described second air duct board and described first air duct board limit air channel, and described air channel has air outlet and air inlet, and the profile of described air outlet comprises at least four edges, and wherein at least one in two relative long limits are formed as curve shape.
According to ducting assembly of the present utility model, by at least one in relative for air outlet two long limits is designed to curve shape, not only can expand the blowing range of air outlet thus, effectively can also reduce the air-supply noise of ducting assembly, thus improve muting function and the quality of product, meet the user demand of user.
In an embodiment of the present utility model, the shape on two described long limits is identical and be all formed as curve shape.
Preferably, two described long limits be arranged in parallel.
Alternatively, the outline-shaped of described air outlet becomes quadrangle.
Further, the limit that the two other of described air outlet is relative is formed as curve shape.
Alternatively, one in two described long limits is formed as linear, and another is formed as shaped form.
In an embodiment of the present utility model, the air-out end of described first air duct board and the air-out end of the second air duct board are configured to by smooth curved surface.
Further, the air intake end of described first air duct board and the air-out end rounding off of described first air duct board, the air intake end of described second air duct board and the air-out end rounding off of described second air duct board.
According to a kind of air-conditining that the utility model provides, comprising: housing, described housing is provided with air outlet slit, and ducting assembly as above is located in described housing, and the air outlet in described air channel is relative with described air outlet slit; Wind wheel, described wind wheel is located in described air channel and contiguous described air inlet is arranged.
According to air-conditining of the present utility model, by arranging ducting assembly as above, improve muting function and the quality of product, meeting the user demand of user.
In an embodiment of the present utility model, described wind wheel is tubular wine wheel or centrifugal wind wheel.
Accompanying drawing explanation
Fig. 1 is the perspective view of the ducting assembly according to the utility model embodiment;
Fig. 2 is the front view of the ducting assembly in Fig. 1;
Fig. 3 is the sectional view along A1-A1 cross section of Fig. 2;
Fig. 4 is the sectional view along B1-B1 cross section of Fig. 2;
Fig. 5 is the sectional view along C1-C1 cross section of Fig. 2;
Fig. 6 is the air channel change schematic diagram according to the ducting assembly of the utility model embodiment;
Fig. 7 is the explosive view of the ducting assembly according to the utility model embodiment;
Fig. 8 is the perspective view of the air-conditining according to the utility model embodiment;
Fig. 9 is the front view of the air-conditining according to the utility model embodiment;
Figure 10 is the sectional view along A2-A2 cross section of Fig. 9;
Figure 11 is the sectional view along B2-B2 cross section of Fig. 9;
Figure 12 is the sectional view along C2-C2 cross section of Fig. 9.
Reference numeral:
Air-conditining 1,
Housing 10, air intlet 12, air outlet slit 11,
Wind wheel 20, motor 30,
Ducting assembly 40, the first air duct board 41, second air duct board 42,
Air outlet 43, the long long limit 431a in limit 431, first, the second long limit 431b,
Minor face 432, the first minor face 432a, the second minor face 432b,
Air inlet 44, air channel 45,
Heat exchanger 50.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
The ducting assembly 40 according to the utility model embodiment is described in detail referring to Fig. 1-Fig. 7.It should be noted that, the ducting assembly 40 according to the utility model embodiment may be used for indoor apparatus of air conditioner, such as, and air-conditining 1.
As shown in Fig. 1-Fig. 7, according to the ducting assembly 40 of the utility model embodiment, comprising: the first air duct board 41 and the second air duct board 42.
Specifically, as shown in figures 3 to 6, the first air duct board 41 and the second air duct board 42 can limit air channel 45, and air channel 45 has air outlet 43 and air inlet 44.As Figure 1-Figure 2, the profile of air outlet 43 can comprise at least four edges, and wherein at least one in two relative long limits 431 are formed as curve shape.In other words, the outline line of air outlet 43 can be formed as polygon, and in the outline line of air outlet 43, there are at least two long limits 431 be oppositely arranged, at least one long limit 431 in these two long limits 431 can be formed as the shape of curve, certainly, these two long limits 431 all can be formed as curve shape.Thus, the wind-out range of air outlet 43 can be expanded, reduce air channel 45 noise, and then air-out tonequality can be improved.Here, the shape for curve does not do particular determination, and such as, curve can be formed as spiral yarn shaped, arc line shaped, sinusoidal or parabola shaped.
For convenience of describing, as shown in Fig. 2-Fig. 3 and Fig. 6, article two, long limit 431 called after first long limit 431a and the second long limit 431b respectively, in the plane being orthogonal to (left and right directions as shown in Figure 2) on left and right directions, distance between first long limit 431a and the second long limit 431b is a, as shown in Fig. 3, Fig. 6; In the plane being orthogonal to (left and right directions as shown in Figure 2) on left and right directions, the width of the projection of air outlet 43 is b, wherein b >=a, and now the air outlet angle of air outlet 43 is α, as shown in Figure 6.Such as, in example as shown in Figure 3-Figure 5, Fig. 3-Fig. 5 is the diverse location place sectional view on left and right directions (left and right directions as shown in Figure 2) of the ducting assembly 40 according to the utility model embodiment, and the distance a between the first long limit 431a in any two width figure in Fig. 3-Fig. 5 and the second long limit 431b is unequal.Certainly, the relation of the first long limit 431a and the second long limit 431b is not limited to this, as long as it can ensure b >=a, such as, on the cross section of ducting assembly 40 on left and right directions (left and right directions as shown in Figure 2), on at least part of cross-sectional view, the distance a between the first long limit 431a and the second long limit 431b is definite value.
In the related, the distance between two relative long limits of air outlet equals at the width being orthogonal to the air outlet in the plane on left and right directions.Compared with correlation technique, the wind-out range of air outlet 43 can be expanded according to the ducting assembly 40 of the utility model embodiment, increase air output, thus can the serviceability of improving product, meet the user demand of user.
In addition, also it should be noted that, the frictional vibration of the internal face in air-flow and air channel 45 produces noise, according to the principle of stacking of sound wave, the sound wave superposition of identical vibration frequency can produce the larger sound wave of amplitude, in correlation technique, air-flow and air channel internal face occur to rub and easily produce the sound wave of identical vibration frequency, thus cause noise to increase both poor sound quality.And according to the air outlet 43 of the ducting assembly 40 of the utility model embodiment along with the change of the shape of outline line, the superposition of sound wave can be reduced, reach the object reducing noise, improve tonequality.
According to the ducting assembly 40 of the utility model embodiment, by at least one in relative for air outlet 43 two long limits 431 is designed to curve shape, not only can expand the blowing range of air outlet 43 thus, effectively can also reduce the air-supply noise of ducting assembly 40, thus improve muting function and the quality of product, meet the user demand of user.
As shown in Fig. 1-Fig. 7, according to an embodiment of the present utility model, the air-out end of the first air duct board 41 and the air-out end of the second air duct board 42 are configured to by smooth curved surface.Thus, the superposition of sound wave can be reduced, reduce noise, improve the air-out tonequality in air channel 45.Further, the air intake end of the first air duct board 41 and the air-out end rounding off of the first air duct board 41, the air intake end of the second air duct board 42 and the air-out end rounding off of the second air duct board 42.Thus, the superposition of sound wave can be reduced further, reduce noise, improve the air-out tonequality in air channel 45, thus the user demand of user can be met.
It should be noted that, the air-out end of the first air duct board 41 can refer to the part of the close air outlet 43 of the first air duct board 41, the air intake end of the first air duct board 41 can refer to the part of the close air inlet 44 of the first air duct board 41, the air-out end of the first air duct board 41 can be constructed by smooth curved surface and form, and the air intake end rounding off of the air-out end of the first air duct board 41 and the first air duct board 41; Similarly, the air-out end of the second air duct board 42 can refer to the part of the close air outlet 43 of the second air duct board 42, the air intake end of the second air duct board 42 can refer to the part of the close air inlet 44 of the second air duct board 42, the air-out end of the second air duct board 42 can be constructed by smooth curved surface and form, the air intake end of the second air duct board 42 and the air-out end rounding off of the second air duct board.Here, the edge of the edge of the close air outlet 43 of the first air duct board 41 and the close air outlet 43 of the second air duct board 42 is configured to the outline line of air outlet 43 jointly.
As Figure 1-Figure 2, the outline line of air outlet 43 can be formed as quadrangle, can simplify the structure of air outlet 43 thus, thus can shorten the production cycle of ducting assembly 40, saves production cost.Be understandable that, the shape of air outlet 43 is not limited to this, and such as, the outline line of air outlet 43 can also be formed as hexagon etc.Thus, the structure diversity of air outlet 43 can be improved, thus the aesthetic requirement of different user can be met.
Alternatively, as shown in Fig. 1-Fig. 2, Fig. 6, the air outlet 43 of quadrangle is constructed by the minor face 432 that two relative long limits 431 are relative with two and forms, for convenience of describing, can by two relative long limits 431 called after first long limit 431a and the second long limit 431b respectively, by two relative minor face 432 called after first minor face 432a and the second minor face 432b respectively.
As Figure 1-Figure 2, the shape on two long limits 431 is identical and all can be formed as curve shape.In other words, the first long limit 431a and the second long limit 431b can be formed as identical curve shape, thus, the regular continuous print change of blowing range can be made, not only can expand the blowing range of air outlet 43, the wind sent can also be made softer, thus improve the comfort level of user.Further, two long limits 431 can be arranged in parallel.Thus, the structure of ducting assembly 40 can be made compacter.In other words, the first long limit 431a is equal with the distance of the second long limit 431b in the plane being orthogonal to (left and right directions as shown in Figure 2) on left and right directions.Such as, first long limit 431a roughly can be formed as sinusoidal and have at least one crest and at least one trough, second long limit 431b is identical with the shape of the first long limit 431a, the crest of the first long limit 431a is relative with the crest of the second long limit 431b, the trough of the first long limit 431a is relative with the trough of the second long limit 431b, in plane on the bearing of trend being orthogonal to the first long limit 431a and the second long limit 431b, distance between first long limit 431a and the second long limit 431b is definite value, and namely a is as shown in Figure 3-Figure 5 definite value.
Be understandable that, the shape on two relative long limits 431 of the outline line of air outlet 43 is not limited to this, and such as, one in two long limits 431 can be formed as linear, and another can be formed as shaped form.That is, one in the first long limit 431a and the second long limit 431b can be formed as linear, and another can be formed as shaped form.Such as, the first long limit 431a can be formed as linear, and the second long limit 431b can be formed as shaped form, can expand the blowing range of air outlet 43 near below place thus; For another example, the first long limit 431a can be formed as shaped form, and the second long limit 431b can be formed as linear, can expand the blowing range of air outlet 43 near top place thus.Thus, can need according to user the direction expanding blowing range, thus the user demand of different user can be met.
Shape for the relative limit of the two other of air outlet 43 does not do particular determination, and such as, the limit that the two other of air outlet 43 is relative also can be formed as curve shape.That is, two minor faces 432 be folded between two relative long limits 431 also can be formed as curve shape.Thus, the blowing range of air outlet 43 on left and right directions (left and right directions as Figure 1-Figure 2) can be expanded.
The air-conditining 1 according to the utility model embodiment is described in detail referring to Fig. 1-Figure 12.It should be noted that, air-conditining 1 can be located at indoor, for the temperature of adjusting indoor environment.
As shown in Fig. 1-Figure 12, according to the utility model embodiment air-conditining 1, comprising: housing 10 and wind wheel 20.
Specifically, housing 10 is provided with air outlet slit 11 and air intlet 12, and ducting assembly 40 as above is located in housing 10, and the air outlet 43 in air channel 45 is relative with air outlet slit 11, and the air-flow thus in air channel 45 can be discharged by the air outlet slit 11 of housing 10.Wind wheel 20 to be located in air channel 45 and to be located at the position of contiguous air inlet 44.As shown in Figure 10-Figure 12, when wind wheel 20 is in running order, namely wind wheel 20 rotates, the air of housing 10 outside can enter into housing 10 inside by air intlet 12, entered in air channel 45 by the air inlet 44 in air channel 45 in the driving downstream of wind wheel 20, then flowed out by air outlet 43, air outlet slit 11.Alternatively, the shape of the outline line of air outlet slit 11 is identical with the shape of the outline line of air outlet 43, can expand the wind-out range of air outlet slit 11 thus, reduces cabinet air-conditioner 1 noise.
It should be noted that, air-conditining 1 can also comprise heat exchanger 50, and heat exchanger 50 can be located between wind wheel 20 and air intlet 12, and that is, air-flow, before entering into air channel 45, first carries out heat exchange with heat exchanger 50.When air-conditining 1 is in refrigeration mode, refrigerant evaporation refrigeration in heat exchanger 50, when external air flow to enter in housing 10 and through heat exchanger 50 time, there is heat exchange in air-flow and heat exchanger 50, become the air-flow that temperature is lower, the air-flow that temperature is lower is blown out by air outlet 43 under the guiding in air channel 45, thus can freeze to indoor environment; When air-conditining 1 is in heating mode, refrigerant condensation heat radiation in heat exchanger 50, when external air flow to enter in housing 10 and through heat exchanger 50 time, there is heat exchange in air-flow and heat exchanger 50, become the air-flow that temperature is higher, the air-flow that temperature is higher is blown out by air outlet 43 under the guiding in air channel 45, thus can heat indoor environment.
Here, wind wheel 20 can be driven by motor 30 and rotate.Thus, the automaticity of air-conditining 1 can be improved.It should be noted that, the bearing of trend on two relative long limits 431 of air outlet 43 can roughly extend along the bearing of trend of the central axis of wind wheel 20, such as, as illustrated in figs. 8-9, can extending in left-right direction of the central axis of wind wheel 20, two relative long limits 431 of air outlet 43 also can extend in left-right direction.
According to the air-conditining 1 of the utility model embodiment, by at least one in relative for air outlet 43 two long limits is designed to curve shape, not only can expand the blowing range of air outlet 43 thus, effectively can also reduce the air-supply noise of ducting assembly 40, thus improve muting function and the quality of product, meet the user demand of user.
Further, the wind wheel 20 in air-conditining 1 can be tubular wine wheel or centrifugal wind wheel.Thus, the structure diversity of air-conditining 1 can be improved, thus the user demand of different user can be met.When air-conditining 1 adopts tubular wine wheel, the air intlet 12 on housing 10 can be located on the roof of housing 10; When air-conditining 1 adopts centrifugal wind wheel, on the left side wall that the air intlet 12 of housing 10 can be located at housing 10 and/or right side wall.Such as, shown in Fig. 8-Figure 12, wind wheel 20 is tubular wine wheel, and air intlet 12 can be arranged on the roof of housing 10.
In description of the present utility model, it will be appreciated that, term " on ", D score, "left", "right", " interior ", " outward ", the orientation of the instruction such as " top " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.

Claims (10)

1. a ducting assembly, is characterized in that, comprising:
First air duct board;
Second air duct board, described second air duct board and described first air duct board limit air channel, and described air channel has air outlet and air inlet, and the profile of described air outlet comprises at least four edges, and wherein at least one in two relative long limits are formed as curve shape.
2. ducting assembly according to claim 1, is characterized in that, the shape on two described long limits is identical and be all formed as curve shape.
3. ducting assembly according to claim 2, is characterized in that, two described long limits be arranged in parallel.
4. ducting assembly according to claim 1, is characterized in that, the outline-shaped of described air outlet becomes quadrangle.
5. ducting assembly according to claim 4, is characterized in that, the limit that the two other of described air outlet is relative is formed as curve shape.
6. ducting assembly according to claim 1, is characterized in that, one in two described long limits is formed as linear, and another is formed as shaped form.
7. ducting assembly according to claim 1, is characterized in that, the air-out end of described first air duct board and the air-out end of the second air duct board are configured to by smooth curved surface.
8. the ducting assembly according to any one of claim 1-7, is characterized in that, the air intake end of described first air duct board and the air-out end rounding off of described first air duct board,
The air intake end of described second air duct board and the air-out end rounding off of described second air duct board.
9. an air-conditining, is characterized in that, comprising:
Housing, described housing is provided with air outlet slit, and the ducting assembly according to any one of claim 1-8 is located in described housing, and the air outlet in described air channel is relative with described air outlet slit;
Wind wheel, described wind wheel to be located in described air channel and contiguous described air inlet.
10. air-conditining according to claim 9, is characterized in that, described wind wheel is tubular wine wheel or centrifugal wind wheel.
CN201520410464.XU 2015-06-16 2015-06-16 Wind channel subassembly and have its air conditioner on -hook Active CN204787114U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520410464.XU CN204787114U (en) 2015-06-16 2015-06-16 Wind channel subassembly and have its air conditioner on -hook

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520410464.XU CN204787114U (en) 2015-06-16 2015-06-16 Wind channel subassembly and have its air conditioner on -hook

Publications (1)

Publication Number Publication Date
CN204787114U true CN204787114U (en) 2015-11-18

Family

ID=54527153

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520410464.XU Active CN204787114U (en) 2015-06-16 2015-06-16 Wind channel subassembly and have its air conditioner on -hook

Country Status (1)

Country Link
CN (1) CN204787114U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104990240A (en) * 2015-06-16 2015-10-21 广东美的制冷设备有限公司 Air duct assembly and air conditioner hanging machine provided with air duct assembly
CN112555993A (en) * 2020-12-07 2021-03-26 青岛海尔空调器有限总公司 Air conditioner

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104990240A (en) * 2015-06-16 2015-10-21 广东美的制冷设备有限公司 Air duct assembly and air conditioner hanging machine provided with air duct assembly
CN104990240B (en) * 2015-06-16 2019-03-26 广东美的制冷设备有限公司 Ducting assembly and air-conditining with it
CN112555993A (en) * 2020-12-07 2021-03-26 青岛海尔空调器有限总公司 Air conditioner
CN112555993B (en) * 2020-12-07 2022-09-06 青岛海尔空调器有限总公司 Air conditioner

Similar Documents

Publication Publication Date Title
CN103154629B (en) Air conditioner
US9869324B2 (en) Fan, molding die, and fluid feeder
CN104990240A (en) Air duct assembly and air conditioner hanging machine provided with air duct assembly
CN202140322U (en) Tubular fan
CN103486664A (en) Indoor unit
CN105757925A (en) Air duct assembly of air conditioner and air conditioner
CN102900676B (en) Cross flow fan
US9127681B2 (en) Cross-flow fan, molding die, and fluid feeder
JP5770912B1 (en) Air conditioner for vehicles
CN204787114U (en) Wind channel subassembly and have its air conditioner on -hook
CN104964344A (en) Air conditioner cabinet
CN109405080A (en) Air conditioner
CN104747856A (en) Wind pipe noise reducing structure, wind pipe and wind pipe type air conditioner
CN110671746A (en) Air duct structure, indoor unit and air conditioner
CN105157104A (en) Cabinet air conditioner
CN204629949U (en) The ducting assembly of floor air conditioner and floor air conditioner
CN107166510B (en) Indoor unit of air conditioner
CN104251233A (en) Cross-flow fan, fan with same and warmer with same
CN204786784U (en) Cabinet air -conditioner
CN204718041U (en) The ducting assembly of air-conditioner and there is its cabinet air-conditioner
CN103486661A (en) Air pipe indoor machine
CN204786785U (en) Cabinet air -conditioner
US9388823B2 (en) Centrifugal fan, molding die, and fluid feeder
CN211233088U (en) Air duct structure, indoor unit and air conditioner
CN204268785U (en) Refrigerator and air duct board thereof

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant