JPS62181670U - - Google Patents
Info
- Publication number
- JPS62181670U JPS62181670U JP6717286U JP6717286U JPS62181670U JP S62181670 U JPS62181670 U JP S62181670U JP 6717286 U JP6717286 U JP 6717286U JP 6717286 U JP6717286 U JP 6717286U JP S62181670 U JPS62181670 U JP S62181670U
- Authority
- JP
- Japan
- Prior art keywords
- cap body
- plunger
- hole
- fluid
- pressure receiving
- 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
- 230000008014 freezing Effects 0.000 claims description 3
- 238000007710 freezing Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 1
- 108010053481 Antifreeze Proteins Proteins 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
Landscapes
- Safety Valves (AREA)
Description
第１図は本考案にかかる凍結防止装置の一実施
例を示す外観正面図、第２図は縦断正面図、第３
図は側面図、第４図は第２図―線矢視切断図
、第５図は本考案装置の使用状態の一例を示す概
略図である。
１……鍔体、２……帽状キヤツプ体、３……ピ
ストン、４……受圧フランジ、５……プランジヤ
、６……筒状の接続雄ネジ部、８……通孔、１１
……凍結室、１２……水抜き穴。
Fig. 1 is an external front view showing an embodiment of the anti-freeze device according to the present invention, Fig. 2 is a longitudinal sectional front view, and Fig. 3 is a longitudinal sectional front view.
The figure is a side view, FIG. 4 is a cross-sectional view taken along the line shown in FIG. DESCRIPTION OF SYMBOLS 1... Flange body, 2... Hat-shaped cap body, 3... Piston, 4... Pressure receiving flange, 5... Plunger, 6... Cylindrical male connection thread part, 8... Through hole, 11
...Freezing chamber, 12...Drain hole.
Claims (1)
を有する鍔体と、この鍔体に上記接続ネジ部とは
反対側から接続した帽状キヤツプ体とを含み、上
記鍔体には中心部に通孔を貫設して上記流体管路
をキヤツプ体内部に連通させると共に、キヤツプ
体の内部に流体が充填された凍結室を形成し、こ
の凍結室を上記キヤツプ体の内面に密接して摺動
するピストンで密封して上記通孔と遮断し、かつ
このピストンよりも鍔体側位置には上記キヤツプ
体に水抜き穴を開設し、さらに上記通孔にこれよ
りも若干径小のプランジヤを挿通してその一端を
上記ピストンに接続し、かつプランジヤの他端に
は上記接続ネジ部内に位置する受圧フランジを形
成し、しかして受圧フランジに作用する管路側流
体圧により該受圧フランジが上記通孔を閉止する
ようにした水道管等の凍結防止装置。 It includes a collar body having a cylindrical connection threaded portion for a fluid pipe such as a water pipe, and a cap-shaped cap body connected to the collar body from the side opposite to the connection threaded portion, and the collar body has a central portion. A through hole is provided through the cap body to communicate the fluid conduit to the inside of the cap body, and a freezing chamber filled with fluid is formed inside the cap body, and this freezing chamber is closely attached to the inner surface of the cap body. A sliding piston seals and isolates it from the above-mentioned through hole, and a drain hole is provided in the cap body at a position closer to the flange body than this piston, and a plunger with a diameter slightly smaller than this is provided in the above-mentioned through hole. The plunger is inserted through the plunger and has one end connected to the piston, and the other end of the plunger is formed with a pressure receiving flange located within the connecting threaded portion, and the pressure receiving flange is moved through the passage by the pipeline side fluid pressure acting on the pressure receiving flange. A freeze prevention device for water pipes, etc. that closes the holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6717286U JPH0235880Y2 (en) | 1986-05-02 | 1986-05-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6717286U JPH0235880Y2 (en) | 1986-05-02 | 1986-05-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62181670U true JPS62181670U (en) | 1987-11-18 |
| JPH0235880Y2 JPH0235880Y2 (en) | 1990-10-01 |
Family
ID=30905836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6717286U Expired JPH0235880Y2 (en) | 1986-05-02 | 1986-05-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0235880Y2 (en) |
-
1986
- 1986-05-02 JP JP6717286U patent/JPH0235880Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0235880Y2 (en) | 1990-10-01 |
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