CN217464859U

CN217464859U - Air duct machine

Info

Publication number: CN217464859U
Application number: CN202221453779.9U
Authority: CN
Inventors: 朱标; 陈国平; 陈澎钰; 李云蹊
Original assignee: Hisense Air Conditioning Co Ltd
Current assignee: Hisense Air Conditioning Co Ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-09-20
Anticipated expiration: 2032-06-10

Abstract

The utility model relates to the technical field of household appliances, the utility model discloses a tuber pipe machine, which comprises a housin, heat exchanger, the fan and the subassembly of making an uproar of falling, the casing is formed with the holding chamber, the holding chamber has first end and second end, the first end has the air intake, the second end has the air outlet, heat exchanger locates in the casing, in the casing is located to the fan, the fan is configured to drive air current and is blown to the air outlet along first direction by the air intake, the subassembly of making an uproar of falling includes barrel and apron, air outlet department is located to the barrel, passageway portion and noise elimination chamber are injectd to the barrel, passageway portion extends along first direction, the noise elimination chamber has the accent of a plurality of, the accent is towards passageway portion, the movably passageway portion of locating of apron, a size for adjusting the accent. Based on above-mentioned structure, because the size and the removal of switching accessible apron portion of accent change, the orbit of sound wave is because of the change of accent changes to make the sound wave under the different frequency of different orbits can be eliminated, noise reduction effect is better.

Description

Air duct machine

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to a tuber pipe machine.

Background

In the field of air conditioners, which are household appliances, various types of refrigeration equipment are available, a household cabinet air conditioner is common, but the occupied area is large, and the attractiveness of a room is influenced by a hanging type air conditioner, so that the requirement of people on an air duct machine is more and more strong. The ducted air conditioner was originally used in light commercial applications and the noise requirements were not particularly stringent. However, with the rise of wind turbines in the home decoration market in recent years, the vibration noise performance of the wind turbines has come to be of concern. The online pipeline of the air conditioner of the air duct type is long, so that noise of an outdoor unit such as sound transmitted by a compressor cannot be transmitted to the indoor through the pipeline, and the noise reduction of the air duct type is mainly realized by reducing ventilation noise.

The conventional methods for reducing noise mainly include passive noise reduction and active noise reduction. The active noise reduction is to generate noise reduction sound waves with opposite phases to external noise through an active noise reduction system, neutralize the noise, realize the effect of reducing the noise, and for low-frequency noise, the active noise reduction is easier to control, but the cost is too high, and the difference between the noise reduction effect and the passive noise reduction effect is not great, so the possibility of realizing industrialization in the field of the ducted air conditioner is not great. The passive noise reduction mainly utilizes the sound insulation and absorption performance of materials to reduce noise, and at present, the passive noise reduction is mainly implemented by utilizing acoustic metamaterials. The acoustic metamaterial is an artificial composite structure with sub-wavelength characteristics and acoustic characteristics such as negative refraction and acoustic focusing which are not possessed by conventional materials.

The noise reduction component of the existing air duct machine is of a fixed structure, cannot adapt to different wind speeds, and is poor in noise reduction effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a subassembly of making an uproar falls is variable, the accent size is adjustable, the ducted air conditioner that the noise reduction effect is good.

In order to achieve the above object, the utility model provides an air duct machine, it includes:

the air conditioner comprises a shell, a first air inlet and a second air outlet, wherein the shell is provided with an accommodating cavity, the accommodating cavity is provided with a first end part and a second end part, the first end part is provided with the air inlet, and the second end part is provided with the air outlet;

a heat exchanger disposed within the housing;

the fan is arranged in the shell and is configured to drive airflow to blow from the air inlet to the air outlet along a first direction;

the noise reduction assembly comprises a barrel and a cover plate portion, the barrel is arranged at the air outlet, a channel portion and a silencing cavity are defined by the barrel, the channel portion extends in the first direction, the silencing cavity is provided with a plurality of cavity openings, the cavity openings face the channel portion, and the cover plate portion is movably arranged on the channel portion and used for adjusting the size of the cavity openings.

In some embodiments of the present application, the plurality of orifices are provided, part of the orifices extend in a vertical direction, part of the orifices extend in a horizontal direction, the plurality of cover plates are provided, the cover plates are configured to be movable in the horizontal direction, and the cover plates are further configured to be movable in the vertical direction.

In some embodiments of this application, arbitrary adjacent two apron is marked as first apron and second apron, first apron extends along the horizontal direction, the second apron extends along vertical direction, first apron with the second apron can reach first position and second position, works as first apron with the second apron is in when the first position, first apron with be formed with between the second apron towards vertical direction the accent, works as first apron with the second apron is in when the second position, open between the first apron with the second apron has towards the horizontal direction the accent.

In some embodiments of the present application, a plurality of guide plates are formed in the muffling cavity, part of the guide plates are disposed near the cover plate portion, a muffling channel is formed between the guide plates and the cover plate portion, the muffling channel is disposed in the muffling cavity, and the muffling channel is communicated with the cavity opening.

In some embodiments of the present application, a portion of the baffle disposed adjacent to the cover portion is disposed in a vertical direction, and a portion of the baffle disposed adjacent to the cover portion is disposed in a horizontal direction, such that at least a portion of the passage section of the muffling passage extends in the vertical direction and a portion of the passage section extends in the horizontal direction.

In some embodiments of the present application, a portion of the baffle is disposed within the channel section extending in a horizontal direction, the baffle extends in a vertical direction to partially enclose the channel section, or to entirely enclose the channel section, and/or,

part of the guide plate is arranged in the channel section extending along the vertical direction, and the guide plate extends along the horizontal direction so as to partially seal the channel section or completely seal the channel section.

In some embodiments of the present application, the sound attenuating channel has a first end and a second end, a portion of the first end of the sound attenuating channel connects to one of the orifices, and a portion of the second end of the sound attenuating channel connects to the other of the orifices.

In some embodiments of the present application, the sound-deadening channel is formed between a part of the guide plates, and the sound-deadening channel formed between the guide plates communicates with the sound-deadening channel formed between the guide plate and the cover plate portion.

In some embodiments of the present application, the barrel has a first end and a second end that are arranged oppositely, the second end of the barrel is connected to the air outlet, the first end of the barrel is provided with a movable baffle, the movable baffle constitutes a partial cavity wall of the muffling cavity, the cavity opening is formed between the movable baffle and the cover plate portion, and the movable baffle can move along the first direction to open and close the cavity opening.

In some embodiments of the present application, the cover plate further comprises a driving device and a controller, wherein the driving device and the controller are electrically connected and used for driving the cover plate part to move.

The utility model provides a ducted air conditioner compares with prior art, and its beneficial effect lies in:

the utility model provides an air duct machine includes the casing, heat exchanger, the fan and the subassembly of making an uproar fall, the casing is formed with the holding chamber, the holding chamber has first end and second end, the first end has the air intake, the second end has the air outlet, heat exchanger locates in the casing, the fan is located in the casing, the fan is configured to drive air current and is blown to the air outlet along first direction by the air intake, the subassembly of making an uproar falls and includes barrel and apron, air outlet department is located to the barrel, passageway portion and noise elimination chamber are injectd to the barrel, passageway portion extends along first direction, the noise elimination chamber has the accent of a plurality of, the accent is towards passageway portion, the passageway portion is movably located to the apron, a size for adjusting the accent. Based on the structure, when the outlet air passes through the barrel, the sound waves enter the silencing cavity through the cavity opening so as to be eliminated, and because the size and the opening and closing of the cavity opening can be adjusted through the movement of the cover plate part, the running track of the sound waves changes due to the change of the cavity opening, so that the sound waves under different frequencies can be eliminated by different running tracks, the fan can be adapted to various rotating speeds of the fan, and the noise reduction effect is good; secondly, because passageway portion extends along first direction, the setting of anechoic chamber can not form the air outlet and shelter from, can not influence the air output of tuber pipe machine.

Drawings

Fig. 1 is a schematic overall structural diagram of an air duct machine according to an embodiment of the present invention;

fig. 2 is a schematic view of a split structure of the air duct machine according to the embodiment of the present invention;

fig. 3 is a schematic view of a split structure of the duct type air conditioner according to the embodiment of the present invention;

fig. 4 is a schematic overall structural diagram of the ducted air conditioner according to the embodiment of the present invention;

fig. 5 is a schematic front view of an air duct machine according to an embodiment of the present invention;

fig. 6 is a schematic top view of a noise reduction assembly according to an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view taken along A-A of FIG. 6;

figure 8 is a schematic view, partially in section, of a noise reduction assembly with the first and second cover portions in a first position in accordance with an embodiment of the present invention;

figure 9 is a schematic view, partially in section, of a noise reduction assembly with the first and second cover portions in a second position in accordance with an embodiment of the present invention;

fig. 10 is a schematic, partially cut-away view of a noise reduction assembly with first and second cover portions in a third position in accordance with an embodiment of the present invention.

In the figure: 1. a housing; 11. an accommodating cavity; 12. an air inlet; 13. an air outlet; 2. a heat exchanger; 3. a fan; 4. a noise reduction assembly; 41. a barrel; 411. a channel portion; 412. a sound-deadening chamber; 413. a lumen port; 414. moving the baffle; 42. a cover plate portion; 421. a first cover plate portion; 422. a second cover plate portion; 43. a baffle; 44. a sound-deadening channel.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

It will be understood that in the description of the present application, the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application. The terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, i.e. a feature defined as "first", "second" may explicitly or implicitly include one or more of such features. Further, unless otherwise specified, "a plurality" means two or more.

It should be noted that, in the description of the present application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

As shown in fig. 1 to 10, an embodiment of the present invention provides a ducted air conditioner, which includes a housing 1, a heat exchanger 2, a fan 3, and a noise reduction assembly 4, wherein the housing 1 is formed with a housing cavity 11, the housing cavity 11 has a first end portion and a second end portion, the first end portion has an air inlet 12, the second end portion has an air outlet 13, the heat exchanger 2 is disposed in the housing 1, the fan 3 is configured to drive an air flow from the air inlet 12 to the air outlet 13 along a first direction, the first direction should be understood as a direction from the air inlet 12 to the air outlet 13 and generally refers to a front-back direction of the housing 1, the noise reduction assembly 4 includes a cylinder 41 and a cover plate portion 42, the cylinder 41 is disposed at the air outlet 13, the cylinder 41 defines a passage portion 411 and a noise reduction chamber 412, the passage portion 411 extends along the first direction, the noise reduction chamber 412 has a plurality of openings 413, the openings 413 facing the passage portion 411, the cover portion 42 is movably disposed in the channel portion 411 for adjusting the size of the cavity 413.

Based on the structure, when the outlet air passes through the cylinder 41, the sound waves enter the silencing cavity 412 through the cavity opening 413 so as to be eliminated, and because the size and the opening and closing of the cavity opening 413 can be adjusted through the movement of the cover plate part 42, the running track of the sound waves changes due to the change of the cavity opening 413, so that the sound waves under different frequencies can be eliminated by different running tracks, and the noise reduction effect is good; secondly, because passageway portion 411 extends along first direction, the setting of anechoic chamber 412 can not form the air outlet 13 and shelter from, can not influence the air output of tuber pipe machine.

Alternatively, as shown in fig. 1 to 4, in the present embodiment, the cavity port 413 is provided in plurality, the partial cavity port 413 extends in the vertical direction, the partial cavity port 413 extends in the horizontal direction, the cover plate portion 42 is provided in plurality, the cover plate portion 42 is configured to be movable in the horizontal direction, and the cover plate portion 42 is also configured to be movable in the vertical direction. Therefore, sound waves can enter the silencing cavity 412 from the cavity openings 413 in different directions for silencing, and the noise reduction effect is better.

Alternatively, as shown in fig. 8 to 10, in the present embodiment, any two adjacent cover plate portions 42 are denoted as a first cover plate portion 421 and a second cover plate portion 422, the first cover plate portion 421 extends in a horizontal direction, the second cover plate portion 422 extends in a vertical direction, the first cover plate portion 421 and the second cover plate portion 422 can reach a first position and a second position, when the first cover plate portion 421 and the second cover plate portion 422 are in the first position, specifically, the first cover plate portion 421 moves in the horizontal direction toward a direction close to the second cover plate portion 422, the second cover plate portion 422 moves in the vertical direction toward a direction away from the first cover plate portion 421 to reach the first position, as shown in fig. 8, a cavity 413 facing the vertical direction is formed between the first cover plate portion 421 and the second cover plate portion 422, when the first cover plate portion 421 and the second cover plate portion 422 are in the second position, specifically, the first cover plate portion 421 moves in the horizontal direction away from the second cover plate portion 422, the second cover plate portion 422 is moved in the vertical direction toward the direction close to the first cover plate portion 421 to reach the second position, as shown in fig. 9, where the cavity opening 413 toward the horizontal direction is opened between the first cover plate portion 421 and the second cover plate portion 422. Of course, the first cover plate portion 421 and the second cover plate portion 422 can also reach the third position, as shown in fig. 10, when the two adjacent ends are connected, without forming the cavity opening 413.

Alternatively, as shown in fig. 8, in the present embodiment, a plurality of flow deflectors 43 are formed in the muffling chamber 412, a part of the flow deflectors 43 is disposed near the cover plate portion 42, a muffling channel 44 is formed between the flow deflectors 43 and the cover plate portion 42, the muffling channel 44 is disposed in the muffling chamber 412, and the muffling channel 44 communicates with the chamber opening 413.

Alternatively, as shown in fig. 8, in the present embodiment, a part of the baffle 43 disposed near the cover plate portion 42 is disposed in the vertical direction, and a part of the baffle 43 disposed near the cover plate portion 42 is disposed in the horizontal direction, so that at least a part of the passage section of the sound attenuation passage 44 extends in the vertical direction, and a part of the passage section extends in the horizontal direction. Thus, after the sound wave enters the silencing channel 44, the sound wave is eliminated after contacting and reflecting the guide plate 43.

Alternatively, as shown in fig. 8, in this embodiment, the partial baffles 43 have at least the following embodiments: (1) the guide plate 43 is arranged in the channel section extending along the horizontal direction, and the guide plate 43 extends along the vertical direction to partially seal the channel section or completely seal the channel section; (2) the guide plate 43 is arranged in the channel section extending along the vertical direction, and the guide plate 43 extends along the horizontal direction to partially close the channel section or completely close the channel section; (3) part of the flow guide plate 43 is arranged in the channel section extending along the horizontal direction, the flow guide plate 43 extends along the vertical direction to partially close the channel section or completely close the channel section, part of the flow guide plate 43 is arranged in the channel section extending along the vertical direction, and the flow guide plate 43 extends along the horizontal direction to partially close the channel section or completely close the channel section.

Alternatively, as shown in FIG. 8, in this embodiment, the sound-attenuating passageway 44 has a first end and a second end, the first end of a portion of the sound-attenuating passageway 44 is connected to one of the orifices 413, and the second end of the portion of the sound-attenuating passageway 44 is connected to the other orifice 413. Based on this, after sound wave enters the silencing channel 44 from one of the cavities 413, the sound wave contacts with the sound wave entering from the other cavity 413, so that the reverse elimination of the sound wave is realized, and the noise reduction effect is better.

Alternatively, as shown in fig. 8, in the present embodiment, the sound attenuation passages 44 are formed between the partial baffle plates 43, and the sound attenuation passages 44 formed between the baffle plates 43 communicate with the sound attenuation passages 44 formed between the baffle plates 43 and the cover plate portion 42. Thus, the silencing passage 44 with a long stroke and a complex flow path can be formed, and the noise reduction effect is further optimized.

Alternatively, as shown in fig. 3 and 4, in the present embodiment, the cylinder 41 has a first end and a second end which are oppositely arranged, the second end of the cylinder 41 is connected to the air outlet 13, the first end of the cylinder 41 is provided with a movable baffle 414, the movable baffle 414 forms part of the cavity wall of the muffling cavity 412, specifically, the annular outer wall portion of the cylinder 41, the cover plate portion 42 and the movable baffle 414 form the cavity wall of the muffling cavity 412, a cavity opening 413 is formed between the movable baffle 414 and the cover plate portion 42, and the movable baffle 414 can move along the first direction to open and close the cavity opening 413. Thus, when the movable baffle 414 moves forward, the annular cavity opening 413 is formed between the movable baffle 414 and the cover plate part 42, which is equivalent to further increasing the volume of the muffling cavity 412, and the noise reduction effect is better.

Optionally, in this embodiment, the wind pipe machine further includes a driving device (not shown in the figure) and a controller, and the driving device and the controller are electrically connected to drive the cover plate portion 42 to move.

To sum up, the embodiment of the utility model provides an air duct machine, it is mainly by casing 1, heat exchanger 2, fan 3 and noise reduction component 4 constitute, casing 1 is formed with holding chamber 11, holding chamber 11 has first end and second end, the first end has air intake 12, the second end has air outlet 13, heat exchanger 2 locates in casing 1, fan 3 is configured to drive the air current and is blown to air outlet 13 by air intake 12 along the first direction, noise reduction component 4 includes barrel 41 and apron 42, air outlet 13 department is located to barrel 41, barrel 41 limits passageway 411 and noise elimination chamber 412, passageway 411 extends along the first direction, noise elimination chamber 412 has the chamber mouth 413 of a plurality of, chamber mouth 413 is towards passageway 411, passageway 411 is movably located to apron 42 for adjust the size of chamber mouth 413. Compared with the prior art, the air duct machine has the advantages of variable noise reduction assembly, adjustable cavity opening size, good noise reduction effect and the like.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A ducted air conditioner, comprising:

a heat exchanger disposed within the housing;

2. The duct machine of claim 1, wherein:

the cover plate portion is configured to be movable in the horizontal direction, and the cover plate portion is further configured to be movable in the vertical direction.

3. The ducted air conditioner of claim 2, wherein:

arbitrary adjacent two the apron is marked as first apron and second apron, first apron extends along the horizontal direction, the vertical direction of second apron extends, first apron with the second apron can reach primary importance and second place, works as first apron with the second apron is in during the primary importance, first apron with be formed with between the second apron towards vertical direction the chamber mouth, works as first apron with the second apron is in during the second place, first apron with open between the second apron has towards the horizontal direction the chamber mouth.

4. The ducted air conditioner of claim 1, wherein:

the silencing cavity is internally provided with a plurality of guide plates, part of the guide plates are arranged close to the cover plate part, a silencing channel is formed between the guide plates and the cover plate part, the silencing channel is arranged in the silencing cavity, and the silencing channel is communicated with the cavity opening.

5. The ducted air conditioner of claim 4, wherein:

the part is close to the guide plate that the apron portion set up sets up along vertical direction, and the part is close to the apron portion sets up the guide plate sets up along the horizontal direction to make at least partial passageway section of noise elimination passageway extends along vertical direction, and partial passageway section extends along the horizontal direction.

6. The ducted air conditioner of claim 5, wherein:

part of the air deflector is arranged in the channel section extending in the horizontal direction, the air deflector extends in the vertical direction to partially close the channel section or completely close the channel section, and/or,

7. The ducted air conditioner of claim 4, wherein:

the sound attenuation channel is provided with a first end and a second end, the first end of part of the sound attenuation channel is connected with one cavity opening, and the second end of the part of the sound attenuation channel is connected with the other cavity opening.

8. The ducted air conditioner of claim 4, wherein:

the silencing channels are formed between part of the guide plates, and the silencing channels formed between the guide plates are communicated with the silencing channels formed between the guide plates and the cover plate parts.

9. The ducted air conditioner of claim 1, wherein:

the cylinder body is provided with a first end and a second end which are arranged oppositely, the second end of the cylinder body is connected with the air outlet, the first end of the cylinder body is provided with a movable baffle, the movable baffle forms a partial cavity wall of the muffling cavity, the cavity opening is formed between the movable baffle and the cover plate part, and the movable baffle can move along the first direction to open and close the cavity opening.

10. The ducted air conditioner of claim 1, wherein:

the cover plate part is electrically connected with the controller, and the cover plate part is driven to move.