JPH01114021U - - Google Patents
Info
- Publication number
- JPH01114021U JPH01114021U JP1988007761U JP776188U JPH01114021U JP H01114021 U JPH01114021 U JP H01114021U JP 1988007761 U JP1988007761 U JP 1988007761U JP 776188 U JP776188 U JP 776188U JP H01114021 U JPH01114021 U JP H01114021U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- clogging
- sound
- notifying
- accumulating
- 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 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Description
第１図はこの考案の一実施例のフイルタの目づ
まり報知装置を示すブロツク図、第２図は同要部
断面図、第３図は同目づまりを報知する一例の動
作説明用フローチヤート、第４図は従来装置の外
観を示す斜視図、第５図は同第４図―線に沿
つて裁断した断面図である。
図中、１…空気調和機本体、４…フイルタ、９
…マイクロスイツチ、１１…クリアキースイツチ
、１２…音検出装置、１３…制御部、１４…報知
回路、１５…基準クロツク信号発生回路、１６…
音検出回路。なお、各図中、同一符号は同一部分
または相当部分を示す。
Fig. 1 is a block diagram showing a filter clogging alarm device according to an embodiment of the present invention, Fig. 2 is a sectional view of the same main part, and Fig. 3 is a flowchart for explaining the operation of an example of clogging alarm. FIG. 4 is a perspective view showing the appearance of a conventional device, and FIG. 5 is a sectional view taken along the line of FIG. 4. In the figure, 1... air conditioner main body, 4... filter, 9
...Micro switch, 11...Clear key switch, 12...Sound detection device, 13...Control unit, 14...Notification circuit, 15...Reference clock signal generation circuit, 16...
Sound detection circuit. In each figure, the same reference numerals indicate the same or equivalent parts.
Claims (1)
手段と、この時間積算手段により運転時間を積算
したとき、空気がフイルタ通過の際に発生する音
を検出すべく、フイルタの近傍に取り付けた音検
出手段と、この音検出手段で検出した音量によつ
てフイルタの目づまりを判定する状態判定手段と
、この状態判定手段による状態を報知する目づま
り報知手段を備えたフイルタ目づまり報知装置。 A time accumulating means for accumulating the operating time of the air conditioner body, and a sound detector installed near the filter to detect the sound generated when air passes through the filter when the operating time is accumulated by the time accumulating means. A clogging filter notifying device, comprising: a clogging means, a state determining means for determining whether a filter is clogged based on the sound volume detected by the sound detecting means, and a clogging notifying means for notifying a state determined by the state determining means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988007761U JPH01114021U (en) | 1988-01-25 | 1988-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988007761U JPH01114021U (en) | 1988-01-25 | 1988-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01114021U true JPH01114021U (en) | 1989-08-01 |
Family
ID=31213049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988007761U Pending JPH01114021U (en) | 1988-01-25 | 1988-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01114021U (en) |
-
1988
- 1988-01-25 JP JP1988007761U patent/JPH01114021U/ja active Pending
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