JPS61124772U - - Google Patents
Info
- Publication number
- JPS61124772U JPS61124772U JP882485U JP882485U JPS61124772U JP S61124772 U JPS61124772 U JP S61124772U JP 882485 U JP882485 U JP 882485U JP 882485 U JP882485 U JP 882485U JP S61124772 U JPS61124772 U JP S61124772U
- Authority
- JP
- Japan
- Prior art keywords
- waterway
- hopper
- upstream
- hole
- solenoid
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Bathtub Accessories (AREA)
- Domestic Plumbing Installations (AREA)
- Magnetically Actuated Valves (AREA)
Description
第１図は本考案の装置の適用例を示す給湯シス
テムの概略図、第２図は本考案の実施例を示す要
部断面図、第３図は同例における逆流防止作動時
の要部断面図である。
１…浴槽、４…給水源、５…水路、５ａ…上流
側水路、５ｂ…下流側水路、６…給湯加熱器、７
…水電磁弁、８…水流センサー、９…コントロー
ラー、１５…逆止弁、１６…遮断装置、１８…ド
レン路、２０…ホツパー、２１…上孔、２２…下
孔、２３…側孔、２５…弁、２６…ソレノイド、
２７…弁、２８…ソレノイド。
Fig. 1 is a schematic diagram of a hot water supply system showing an application example of the device of the present invention, Fig. 2 is a sectional view of the main part showing an embodiment of the invention, and Fig. 3 is a sectional view of the main part of the same example during backflow prevention operation. It is a diagram. 1... Bathtub, 4... Water supply source, 5... Channel, 5a... Upstream channel, 5b... Downstream channel, 6... Hot water heater, 7
...Water electromagnetic valve, 8...Water flow sensor, 9...Controller, 15...Check valve, 16...Shutoff device, 18...Drain path, 20...Hopper, 21...Upper hole, 22...Lower hole, 23...Side hole, 25 ...Valve, 26...Solenoid,
27...Valve, 28...Solenoid.
Claims (1)
路とに分離する遮断装置のホツパーと、該ホツパ
ーを前記上流側水路に接続する上孔と、ホツパー
を前記下流側水路に接続する下孔と、ホツパーを
ドレン路に接続する側孔と、前記上孔に開閉可能
に設けられソレノイドにより駆動される常閉の弁
と、前記側孔に開閉可能に設けられソレノイドに
より駆動きれる常開の弁と、遮断装置の上流側水
路に装着された水流センサーと、該水流センサー
の検出信号を入力とし前記両ソレノイドの駆動信
号を出力とするコントローラーとからなる水路の
逆流防止装置。 A hopper of a blocking device attached to a waterway and separating the waterway into an upstream waterway and a downstream waterway, an upper hole that connects the hopper to the upstream waterway, and a lower hole that connects the hopper to the downstream waterway. , a side hole connecting the hopper to the drain passage; a normally closed valve provided in the upper hole so as to be openable and closable and driven by a solenoid; and a normally open valve provided in the side hole so as to be openable and closable and driven by a solenoid. A backflow prevention device for a waterway, comprising a water flow sensor mounted on the upstream waterway of a shutoff device, and a controller that receives a detection signal from the water flow sensor as input and outputs drive signals for both of the solenoids.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP882485U JPH0311495Y2 (en) | 1985-01-24 | 1985-01-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP882485U JPH0311495Y2 (en) | 1985-01-24 | 1985-01-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61124772U true JPS61124772U (en) | 1986-08-06 |
| JPH0311495Y2 JPH0311495Y2 (en) | 1991-03-19 |
Family
ID=30488467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP882485U Expired JPH0311495Y2 (en) | 1985-01-24 | 1985-01-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0311495Y2 (en) |
-
1985
- 1985-01-24 JP JP882485U patent/JPH0311495Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0311495Y2 (en) | 1991-03-19 |
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