JPH0410094U - - Google Patents
Info
- Publication number
- JPH0410094U JPH0410094U JP5147890U JP5147890U JPH0410094U JP H0410094 U JPH0410094 U JP H0410094U JP 5147890 U JP5147890 U JP 5147890U JP 5147890 U JP5147890 U JP 5147890U JP H0410094 U JPH0410094 U JP H0410094U
- Authority
- JP
- Japan
- Prior art keywords
- water
- water storage
- storage tank
- tank
- inflow
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 230000002265 prevention Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の震災対策用貯水タンクの縦断
面図。第２図は第１図の−線からみた端面図
。第３図は螺旋リブの寸法関係の説明図。第４図
は流入側および流出側の各種変更例の説明図。
１……貯水タンク、２……流入管、３……流出
管、４……基礎、５……給水ピツト、６……流量
調整弁、２１……吐出口、２２，３２……螺旋リ
ブ、２３，３３……緊急遮断弁、３１……吸込口
。
Figure 1 is a longitudinal sectional view of the water storage tank for earthquake disaster prevention according to the present invention. FIG. 2 is an end view taken from the - line in FIG. 1. FIG. 3 is an explanatory diagram of the dimensional relationship of the spiral ribs. FIG. 4 is an explanatory diagram of various examples of changes on the inflow side and the outflow side. DESCRIPTION OF SYMBOLS 1... Water storage tank, 2... Inflow pipe, 3... Outflow pipe, 4... Foundation, 5... Water supply pit, 6... Flow rate adjustment valve, 21... Outlet, 22, 32... Spiral rib, 23, 33...Emergency shutoff valve, 31...Suction port.
Claims (1)
び流出管を設け、水を循環使用する震災対策様貯
水タンクにおいて、前記貯水層の一端に前記流入
管を接続し、また、該貯水槽の他端に前記流出管
を接続し、前記流入管を接続した貯水槽の一端の
鏡板およびその周囲に吐出口をもうけるとともに
該吐出口付近で該貯水槽内周にそつて所定形状の
螺旋リブを設けて流入水に旋回流を与え、前記流
出管を接続した貯水槽の他端の鏡板に吸込口を設
けたことを特徴とする震災対策貯水タンク。 ２ 前記貯水槽の他端の内周にそつて所定形状の
螺旋リブを設けて前記流入水の旋回流を維持する
ことを特徴とした請求項１記載の貯水タンク。 ３ 前記貯水槽の他端の内周にそつて吸込口を設
けるとともに該吸込口付近で該貯水槽内周にそつ
て所定形状の螺旋リブを設けて前記流入水の旋回
流を維持することを特徴とした請求項１記載の貯
水タンク。 ４ 前記螺旋リブは、前記貯水槽の内径をＤとし
たとき、高さを１／１０〜１／３Ｄとし、ピツチ
を１／５〜１Ｄとし、その巻数を１〜３回とした
ことを特徴とする請求項１から３項までの任意の
一項記載の貯水タンク。[Scope of Claim for Utility Model Registration] 1. In a water storage tank for earthquake disaster countermeasures in which an inflow pipe and an outflow pipe are provided in a water storage tank installed horizontally underground and water is recycled, the inflow pipe is provided at one end of the water storage layer. The outflow pipe is connected to the other end of the water storage tank, and a discharge port is provided on and around the end plate at one end of the water tank to which the inflow pipe is connected, and a discharge port is provided in the vicinity of the discharge port in the water storage tank. A water storage tank for earthquake disaster prevention, characterized in that a spiral rib of a predetermined shape is provided along the circumference to give a swirling flow to the inflowing water, and a suction port is provided in the end plate at the other end of the water tank to which the outflow pipe is connected. 2. The water storage tank according to claim 1, wherein a spiral rib of a predetermined shape is provided along the inner periphery of the other end of the water storage tank to maintain a swirling flow of the inflow water. 3. A suction port is provided along the inner periphery of the other end of the water tank, and a spiral rib of a predetermined shape is provided along the inner periphery of the water tank near the suction port to maintain a swirling flow of the inflow water. The water storage tank according to claim 1, characterized in that: 4. The spiral rib has a height of 1/10 to 1/3D, a pitch of 1/5 to 1D, and a number of turns of 1 to 3, where D is the inner diameter of the water tank. A water storage tank according to any one of claims 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5147890U JPH0410094U (en) | 1990-05-17 | 1990-05-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5147890U JPH0410094U (en) | 1990-05-17 | 1990-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0410094U true JPH0410094U (en) | 1992-01-28 |
Family
ID=31570962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5147890U Pending JPH0410094U (en) | 1990-05-17 | 1990-05-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0410094U (en) |
-
1990
- 1990-05-17 JP JP5147890U patent/JPH0410094U/ja active Pending
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