JPH0443739U - - Google Patents
Info
- Publication number
- JPH0443739U JPH0443739U JP1990084814U JP8481490U JPH0443739U JP H0443739 U JPH0443739 U JP H0443739U JP 1990084814 U JP1990084814 U JP 1990084814U JP 8481490 U JP8481490 U JP 8481490U JP H0443739 U JPH0443739 U JP H0443739U
- Authority
- JP
- Japan
- Prior art keywords
- noise
- controller
- air conditioner
- audio signal
- microphone
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 230000005236 sound signal Effects 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000030279 gene silencing Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000003584 silencer Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Description
第１図は本考案の一実施例を示す空気調和機の
部品配置の概略を示す斜視図、第２図は同実施例
の消音装置のブロツク図、第３図は同実施例の動
作説明用の波形図である。
図中、１……グリル、２……室内側熱交換器、
３……室内フアン、４……送風路、５……室外フ
アン、６……仕切り板、７……室外側熱交換器、
８……圧縮機、９……消音装置、１０……騒音検
出用マイクロホン、１１……コントローラ、１１
ａ……Ａ／Ｄ変換器、１１ｂ……マイクロプロセ
ツサ、１１ｃ……Ｄ／Ａ変換器、１１ｄ……ドラ
イバー、１１ｅ……Ａ／Ｄ変換器、１２……消音
用スピーカ、１３……補助マイクロホン。
Fig. 1 is a perspective view schematically showing the arrangement of parts of an air conditioner according to an embodiment of the present invention, Fig. 2 is a block diagram of a silencer according to the same embodiment, and Fig. 3 is for explaining the operation of the same embodiment. FIG. In the diagram, 1...Grill, 2...Indoor heat exchanger,
3... Indoor fan, 4... Air duct, 5... Outdoor fan, 6... Partition plate, 7... Outdoor heat exchanger,
8... Compressor, 9... Silencer, 10... Noise detection microphone, 11... Controller, 11
a...A/D converter, 11b...microprocessor, 11c...D/A converter, 11d...driver, 11e...A/D converter, 12...muffling speaker, 13...auxiliary Microphone.
Claims (1)
を検出する騒音検出用マイクロホンと、検出され
た騒音を波形解析し、逆位相の音声信号に変換す
るコントローラと、同コントローラよりの音声信
号を音声に変換して前記騒音に干渉させるように
配置される消音用スピーカとから成る消音装置を
設けてなることを特徴とする空気調和機。 (2) 前記送風路の所定位置に前記消音用スピー
カにより消音しきれなかつた音を検出する補助マ
イクロホンを配置し、同補助マイクロホンの出力
信号を前記コントローラにフイードバツクせしめ
るようにしてなる請求項１記載の空気調和機。[Scope of Claim for Utility Model Registration] (1) A noise detection microphone for detecting noise in the air duct of an air conditioner, and a waveform analysis of the detected noise and conversion to an opposite phase audio signal. What is claimed is: 1. An air conditioner comprising: a muffling device comprising a controller, and a muffling speaker arranged so as to convert an audio signal from the controller into sound and interfere with the noise. (2) An auxiliary microphone for detecting sounds that cannot be completely muffled by the silencing speaker is disposed at a predetermined position in the air passage, and an output signal of the auxiliary microphone is fed back to the controller. air conditioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990084814U JPH0443739U (en) | 1990-08-10 | 1990-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990084814U JPH0443739U (en) | 1990-08-10 | 1990-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0443739U true JPH0443739U (en) | 1992-04-14 |
Family
ID=31633542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990084814U Pending JPH0443739U (en) | 1990-08-10 | 1990-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0443739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05340557A (en) * | 1992-06-05 | 1993-12-21 | Mitsubishi Electric Corp | Air conditioner |
-
1990
- 1990-08-10 JP JP1990084814U patent/JPH0443739U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05340557A (en) * | 1992-06-05 | 1993-12-21 | Mitsubishi Electric Corp | Air conditioner |
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