CN214841203U

CN214841203U - Air conditioner indoor unit and air conditioning system

Info

Publication number: CN214841203U
Application number: CN202121182860.3U
Authority: CN
Inventors: 单联瑜
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-11-23
Anticipated expiration: 2031-05-28

Abstract

The invention discloses an air conditioner indoor unit and an air conditioning system. The air conditioner indoor unit comprises a body, an air outlet pipe and a noise reduction unit; the body comprises a fresh air power component; the air outlet pipe is communicated with the fresh air power assembly, and at least part of the air outlet pipe is arranged outside the body; the noise reduction unit is at least partially arranged in the air outlet pipe and used for reducing air outlet noise. This air conditioning indoor set reduces the noise when new trend power component moves, and then is favorable to reducing the indoor noise, provides a good air circumstance and low noise environment for people's indoor life. The air conditioning system applies the air conditioning indoor unit, and user experience can be improved.

Description

Air conditioner indoor unit and air conditioning system

Technical Field

The present disclosure relates to the field of electronic devices, and in particular, to an air conditioner indoor unit and an air conditioning system.

Background

At present, along with the improvement of production level, people have stronger and stronger requirements on healthy air in relatively closed spaces such as rooms. Therefore, people often use a fresh air system to replace indoor air so as to improve the indoor air quality.

But the noise is great when new trend power component operation of traditional air conditioning indoor set, is unfavorable for improving user experience.

Disclosure of Invention

The present disclosure provides an air conditioner indoor unit and an air conditioning system. The air-conditioning indoor unit can reduce noise generated when the fresh air power assembly operates, so that the air-conditioning system can improve user experience.

The technical scheme is as follows:

according to a first aspect of the embodiments of the present disclosure, an indoor unit of an air conditioner is provided, which includes a body, an air outlet pipe, and a noise reduction unit; the body comprises a fresh air power component; the air outlet pipe is communicated with the fresh air power assembly, and at least part of the air outlet pipe is arranged outside the body; the noise reduction unit is at least partially arranged in the air outlet pipe and used for reducing air outlet noise.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

this machine in air conditioning can utilize new trend power component to change the room air to improve the room air quality. Meanwhile, the fresh air power assembly runs through the air outlet pipe and the noise reduction unit is arranged in the air outlet pipe, so that air outlet noise can be effectively reduced, the noise of fresh air running of the indoor unit of the air conditioner can be reduced, and the improvement of user experience is facilitated.

According to a second aspect of the embodiments of the present disclosure, an air conditioning system is further provided, which includes the air conditioning indoor unit.

when the air conditioning system is used, the fresh air power assembly on the air conditioning indoor unit operates, the noise reduction unit can be utilized to reduce air outlet noise, the noise of fresh air operation of the air conditioning indoor unit can be reduced, meanwhile, the requirement of indoor fresh air ventilation of people is met, and the improvement of user experience is facilitated.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

Brief description of the drawingsthe accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not intended to limit the disclosure.

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic structural view of an air conditioning indoor unit shown in an embodiment.

Fig. 2 is a schematic view of an air outlet pipe and a noise reduction unit of the indoor unit of the air conditioner shown in fig. 1.

Fig. 3 is a schematic view of an air conditioning indoor unit according to an embodiment.

Fig. 4 is a schematic view of an air conditioning indoor unit according to an embodiment.

Fig. 5 is a schematic view of an embodiment of an assembly of an air outlet pipe and a noise reduction unit.

Description of reference numerals:

10. an air-conditioning indoor unit; 100. a body; 110. a fresh air power component; 120. a controller; 200. an air outlet pipe; 210. an air inlet end; 220. a first pipe body; 230. a second tube body; 300. a noise reduction unit; 310. a sound collector; 320. a sound generator; 330. a silencing hole; 340. a sound-deadening chamber.

Detailed Description

For the purpose of making the purpose, technical solutions and advantages of the present disclosure more apparent, the present disclosure will be described in further detail below with reference to the accompanying drawings and detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the disclosure, are intended for purposes of illustration only and are not intended to limit the scope of the disclosure.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used herein in the description of the disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure.

The air conditioning system is used as indoor temperature adjusting equipment, occupies an increasingly important position in the life of people, and brings healthy air for the life of people. The air conditioning systems are various in types and brands at present, so that consumers can select a large number of air conditioning systems, how to obtain the favor of the consumers is achieved, the product competitiveness is improved, and the problem that air conditioning system manufacturers attach more and more importance is solved.

Currently, an air conditioning system comprises an air conditioning indoor unit, and a fresh air power assembly is arranged in part of the air conditioning indoor unit so as to be convenient for exchanging with outdoor air and improving the indoor air quality. But the noise is great when the new trend power component operation of traditional air conditioning indoor set for indoor noise grow and influence people at indoor study, work, rest etc. is unfavorable for improving user experience.

Based on this, this disclosure provides an air conditioning indoor unit, noise when reducing new trend power component operation, and then be favorable to reducing the indoor noise, provide a good air circumstance and low noise environment for people's indoor life, improve user experience.

For a better understanding of the air conditioning indoor unit of the present disclosure, reference is made to the following description taken in conjunction with the accompanying drawings. As shown in fig. 1 to 5, the structure or partial structure view of the air conditioning indoor unit in some embodiments is shown. Fig. 1 is a schematic structural diagram of an air conditioning indoor unit shown in an embodiment. Fig. 2 is a schematic view of an air outlet pipe and a noise reduction unit of the indoor unit of the air conditioner shown in fig. 1. Fig. 3 is a schematic view of an air conditioning indoor unit according to an embodiment. Fig. 4 is a schematic view of an air conditioning indoor unit according to an embodiment. Fig. 5 is a schematic view of an embodiment of an assembly of an air outlet pipe and a noise reduction unit.

In an embodiment of the present disclosure, as shown in fig. 1 and fig. 2, an air conditioning indoor unit 10 is provided, which includes a main body 100, an air outlet pipe 200, and a noise reduction unit 300; the body 100 includes a fresh air power assembly 110; the air outlet pipe 200 is communicated with the fresh air power component 110, and at least part of the air outlet pipe 200 is arranged outside the body 100; the noise reduction unit 300 is at least partially disposed in the air outlet pipe 200 for reducing air outlet noise.

The air-conditioning indoor unit 10 of the present disclosure can replace the indoor air by using the fresh air power assembly 110, so as to improve the indoor air quality. Simultaneously, the in-process of the operation of the fresh air power component 110 is through setting up the air outlet pipe 200, and the noise reduction unit 300 is set up in the air outlet pipe 200, so that the air outlet noise can be effectively reduced, the noise of the fresh air operation of the indoor unit 10 of the air conditioner can be reduced, a good air environment and a low-noise environment are provided for the indoor life of people, and the user experience is improved.

The "main body 100" also includes a casing of the indoor unit 10 and other air conditioning components disposed in the casing, such as a control panel and fan blades.

It should be noted that the "fresh air power assembly 110200" includes, but is not limited to, a positive or negative pressure generating device such as a centrifugal fresh air blower to facilitate air exchange.

It should be noted that the "new wind power assembly 110" may be one of the components of the "body 100", that is, the new wind power assembly and the "body 100" are assembled into one module and then are assembled in a modularized manner; the present air conditioning indoor unit 10 may be mounted separately from the "other members of the main body 100", that is, may be integrated with the "other members of the main body 100".

Equivalently, the components included in the "unit", "assembly", "mechanism" and "device" of the present disclosure can also be flexibly combined, i.e., can be produced in a modularized manner according to the actual situation, and can be assembled in a modularized manner as an independent module; the modules may be assembled separately, and one module may be constructed in the present apparatus. The division of the above-mentioned components in the present disclosure is only one embodiment, which is convenient for reading and not limiting the scope of protection of the present disclosure, and the technical solutions equivalent to the present disclosure should be understood as if they are included and the functions are the same.

In some embodiments, the noise reduction unit 300 is disposed on the outlet duct 200. Therefore, the noise reduction unit 300 can be conveniently assembled on the air outlet pipe 200 in a modularized manner and then installed on the body 100, which is beneficial to improving the assembly efficiency of the indoor unit 10 of the air conditioner. In addition, the noise of reduction new trend air outlet department that can be better promotes the effect of initiatively making an uproar.

On the basis of any of the above embodiments, as shown in fig. 2, in an embodiment, the noise reduction unit 300 includes a sound collector 310 and a sound generator 320; at least part of the sound collector 310 is arranged in the air outlet pipe 200 and used for acquiring noise frequency; the sound generator 320 is disposed on the air outlet pipe 200 and configured to emit sound waves with opposite phases and the same amplitudes as the noise frequency acquired by the sound collector 310. Therefore, the sound collector 310 is used for actively acquiring the noise frequency in the air outlet pipe 200, the sounder 320 is used for emitting sound waves with opposite phases and same amplitudes as the noise frequency, the noise sound waves can be neutralized, the turbulence noise at the outlet is reduced, and a good air environment and a low-noise environment are provided for indoor life of people.

Particularly, be applied to the scene that the new trend air output requirement is higher, the noise that produces during the operation of new trend power component 110 can be neutralized by the sound wave that the vocal ware sent, can gain obvious noise suppression effect again when being favorable to guaranteeing the new trend air output, and then is favorable to improving user experience.

The sound collector 310 includes, but is not limited to, a sound acquisition device such as a microphone.

The sound generator 320 includes sound generating devices such as a speaker and a receiver.

On the basis of any of the above embodiments, as shown in fig. 2, in an embodiment, the air outlet pipe 200 includes an air inlet end 210 communicated with the fresh air power assembly 110, and the sound collector 310 is disposed near the air inlet end 210. Therefore, the noise generated by the fresh air power component 110 can be acquired replaceably, the sound wave with the frequency opposite to that of the noise and with the same amplitude can be emitted by the sounder conveniently, the noise sound wave can be neutralized reliably, a good noise suppression effect can be obtained, and a good air environment and a low-noise environment can be provided for indoor life of people.

On the basis of any of the above embodiments, as shown in fig. 3, in one embodiment, at least two sounders 320 are provided at intervals on the air outlet pipe 200. Therefore, the noise generated when the fresh air power assembly 110 operates is more comprehensively suppressed by replacing at least two sounders 320, so that the fresh air output is ensured, and meanwhile, an obvious noise suppression effect can be obtained.

At this time, the number of the sounders 320 is at least two, which can adapt to the shape of the air outlet pipe 200, and the sounders are flexibly arranged on the air outlet pipe 200, so that the shape of the air outlet pipe 200 can be more selected.

On the basis of any of the above embodiments, as shown in fig. 3, in an embodiment, the air outlet pipe 200 is in a straight cylinder shape, the emitting direction of the sounder 320 and the length direction of the air outlet pipe 200 form an included angle, the included angle is a, and a is greater than or equal to 30 degrees and less than or equal to 90 degrees. Therefore, the turbulence noise of the air outlet pipe 200 can be reduced, and the noise reduction reliability is improved.

In some embodiments, a is one of 30 °, 45 °, 60 °, 75 °, 90 °, etc.

On the basis of any of the above embodiments, as shown in fig. 4, in an embodiment, the air outlet pipe 200 includes a first pipe 220 and a second pipe 230, the first pipe 220 is communicated with the fresh air power assembly 110, and the second pipe 230 is communicated with the first pipe 220, so that the air outlet pipe 200 is curved; the sound collector 310 is disposed on the first tube 220, and the sound generator 320 is disposed on the second tube 230 and close to the air outlet of the second tube 230. Therefore, the length space of the air conditioner indoor unit 10 can be fully utilized to increase the space of the air outlet, so that the noise reduction unit 300 is convenient to install and the distance between the microphone and the loudspeaker is met, and the active noise reduction effect is favorably improved.

It should be noted that the "first pipe 220" may be a part of the air outlet pipe 200, that is, the "first pipe 220" and the "other part of the air outlet pipe 200, such as the second pipe 230" are integrally formed; or can be separated from other parts of the air outlet pipe 200, such as the second pipe 230, to form an independent component, i.e., the first pipe 220 can be manufactured independently and then combined with other parts of the air outlet pipe 200, such as the second pipe 230, to form an integral body.

On the basis of any of the above embodiments, as shown in fig. 2 to 4, in an embodiment, the body 100 further includes a controller 120, and the controller 120 is in communication connection with the sound collector 310 and is configured to obtain a noise frequency; the controller 120 is communicatively coupled to the sound generator 320 for emitting sound waves of opposite phase and same amplitude as the frequency of the noise picked up by the sound pickup 310. Thus, the controller 120 is connected to the sound collector 310 and the sound generator 320, and can automatically adjust the sound wave of the sound generator 320 according to the noise frequency obtained by the sound collector 310 to emit the sound wave with the same amplitude and the phase opposite to the noise frequency obtained by the sound collector 310, so as to meet the noise suppression requirements of the new wind power assembly 110 with different operating powers, and provide a reliable low-noise environment for users.

The controller 120 generally controls the overall operation of the indoor unit 10, such as the operation of lighting, opening and closing of fresh air, adjusting the amount of fresh air, controlling the amount of air conditioned air, and controlling the direction of air flow, and interacting with other detecting elements. The controller 120 may be a programmable controller 120, a motion control card, a microcomputer, or other control device.

In some embodiments, the controller may include one or more processors to execute instructions to perform all or a portion of the steps of the methods described above. The Processor may be a Micro-controller Unit (MCU), a Central Processing Unit (CPU), a Digital Signal Processor (DSP), or the like.

In some embodiments, the controller may also include one or more modules that facilitate interaction between the controller 120 and other components. For example, the controller may include a multimedia module to facilitate interaction between a user and the controller 120, such as a control panel.

In addition, the communication control means between the controller 120 and each of the execution elements (such as the new wind power assembly 110 and the sound generator 320) and the feedback element (the sound collector 310) belongs to the conventional technology, and is not described herein again.

The "communication connection" may be implemented by using a wired communication technology or a wireless communication technology, and is not described herein in detail as belonging to the conventional technology. Further, the communication connection between the above-mentioned devices may be a direct communication connection. Or may be an indirect communication connection.

On the basis of any of the above embodiments, as shown in fig. 5, in an embodiment, the noise reduction unit 300 further includes a sound-deadening chamber 340 and a plurality of sound-deadening holes 330, and the sound-deadening chamber 340 is communicated with the fresh air outlet channel through the plurality of sound-deadening holes 330. So, when the air current in the tuber pipe 200 when the bloop 330, the air current passes through bloop 330 bloop 340, and takes place the resonance friction, and then reaches the noise elimination purpose, is favorable to having reduced export vortex noise, and then can reduce the noise of machine 10 new trend operation in the air conditioning, provides a good air circumstance and low noise environment for people's indoor life, improves user experience.

On the basis of any one of the above embodiments, in an embodiment, the muffling cavity and the muffling holes cooperate to form a helmholtz resonance structure. Therefore, when the frequency of the incident sound wave is consistent with the resonance frequency of the Helmholtz resonance structure, the air in the silencing cavity generates violent vibration friction, the absorption effect is enhanced, the sound energy is obviously attenuated, and the reliable noise reduction effect is achieved.

In an embodiment, an air conditioning system is further provided, and the air conditioning system comprises the air conditioning indoor unit in any one of the embodiments.

When the air conditioning system disclosed by the utility model is used, the fresh air power assembly on the air-conditioning indoor unit operates, the noise of air outlet can be reduced by utilizing the noise reduction unit, the noise of fresh air operation of the air-conditioning indoor unit can be reduced, the requirement of indoor fresh air ventilation of people is met, and the improvement of user experience is facilitated.

In some embodiments, the air conditioning system further comprises an air conditioning outdoor unit for supplying air to the air conditioning indoor unit. So, this air conditioning system can set up new trend air conditioner, can also improve outdoor air for the user when improving cooling air current or heating air current to improve the indoor air oxygen content.

In the description of the present disclosure, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present disclosure and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present disclosure.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include at least one of the feature. In the description of the present disclosure, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise.

In the present disclosure, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In the present disclosure, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show several embodiments of the present disclosure, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the concept of the present disclosure, and these changes and modifications are all within the scope of the present disclosure.

Claims

1. An indoor unit of an air conditioner, comprising:

the body comprises a fresh air power component;

the air outlet pipe is communicated with the fresh air power assembly, and at least part of the air outlet pipe is arranged outside the body; and

and the noise reduction unit is at least partially arranged in the air outlet pipe and used for reducing air outlet noise.

2. The indoor unit of claim 1, wherein the noise reduction unit comprises a sound collector and a sound generator; at least part of the sound collector is arranged in the air outlet pipe and used for acquiring noise frequency; the sounder is arranged on the air outlet pipe and used for emitting sound waves with opposite phases and same amplitudes with the noise frequency obtained by the sound collector.

3. The indoor unit of claim 2, wherein the air outlet pipe comprises an air inlet end communicated with the fresh air power assembly, and the sound collector is arranged close to the air inlet end.

4. The indoor unit of claim 2, wherein at least two sound generators are provided at intervals in the outlet duct.

5. The indoor unit of claim 2, wherein the air outlet pipe is a straight cylinder, the emitting direction of the sound generator is arranged at an included angle with the length direction of the air outlet pipe, and the included angle is a, and a is greater than or equal to 30 degrees and less than or equal to 90 degrees.

6. The indoor unit of claim 2, wherein the air outlet pipe comprises a first pipe body and a second pipe body, the first pipe body is communicated with the fresh air power assembly, the second pipe body is communicated with the first pipe body, and the air outlet pipe is bent; the sound collector is arranged on the first pipe body, the sounder is arranged on the second pipe body and close to the air outlet of the second pipe body.

7. The indoor unit of claim 2, wherein the body further comprises a controller, the controller is in communication with the sound collector and is configured to obtain a noise frequency; the controller is in communication connection with the sounder and is used for emitting sound waves with the phase opposite to the noise frequency obtained by the sound collector and the same amplitude.

8. The indoor unit of an air conditioner according to any one of claims 1 to 7, wherein the noise reduction unit further comprises a noise reduction chamber and a plurality of noise reduction holes, and the noise reduction chamber is communicated with the fresh air outlet channel through the plurality of noise reduction holes.

9. An indoor unit of an air conditioner according to claim 8, wherein the muffling chamber and the muffling holes cooperate to form a helmholtz resonance structure.

10. An air conditioning system characterized by comprising the indoor unit of an air conditioner according to any one of claims 1 to 9.