JPH01189707A - Flow rate controller - Google Patents
Flow rate controllerInfo
- Publication number
- JPH01189707A JPH01189707A JP1433988A JP1433988A JPH01189707A JP H01189707 A JPH01189707 A JP H01189707A JP 1433988 A JP1433988 A JP 1433988A JP 1433988 A JP1433988 A JP 1433988A JP H01189707 A JPH01189707 A JP H01189707A
- Authority
- JP
- Japan
- Prior art keywords
- flow rate
- valve means
- valves
- valve
- passage
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 abstract description 8
- 235000013290 Sagittaria latifolia Nutrition 0.000 abstract 1
- 235000015246 common arrowhead Nutrition 0.000 abstract 1
- 239000004576 sand Substances 0.000 description 12
- 238000005266 casting Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000000758 substrate Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Abstract
Description
【発明の詳細な説明】
（発明の目的）
〔産業上の利用分野〕
この発明は流路に設置され、かかる流路を流れる流量を
調節する流量調節装置に関する。DETAILED DESCRIPTION OF THE INVENTION (Objective of the Invention) [Industrial Field of Application] The present invention relates to a flow rate regulating device that is installed in a flow path and adjusts the flow rate flowing through the flow path.
従来にあっては、流路に流量調節弁を設置し、この調節
弁の開度を増減させて前記流路を流れる流体の流量を調
節していた。Conventionally, a flow rate control valve is installed in a flow path, and the opening degree of this control valve is increased or decreased to adjust the flow rate of fluid flowing through the flow path.
しかしながら、流量調節弁の開度を増減させるには、ア
ナログ的に操作しなければならないため、遠隔操作に適
さないという不都合を有した。However, in order to increase or decrease the opening degree of the flow control valve, it is necessary to operate it in an analog manner, which has the disadvantage that it is not suitable for remote control.
この発明はかかる不都合を解消することを目的としてい
る。This invention aims to eliminate such inconveniences.
前記目的は、
流路に弁手段を設け、この弁手段の上流側から下流側に
流れる液体の流量を調節する流量調節装置において、
前記弁手段を構成するにあたって、複数の開閉弁を並列
に設置することにより達成された。The purpose is to provide a flow rate regulating device that includes a valve means in a flow path and adjusts the flow rate of liquid flowing from the upstream side to the downstream side of the valve means, in which a plurality of on-off valves are installed in parallel in configuring the valve means. This was achieved by
この発明に係る流量調節装置は、
流路に弁手段を設け、この弁手段の上流側から下流側に
流れる液体の流量を調節する流量調節装置において、
前記弁手段を構成するにあたって、複数の開閉弁を並列
に設置したため、
これらの開閉弁の開閉状態を適宜組み合わせることによ
り、前記弁手段を流れる流量を調節することができる。A flow rate adjustment device according to the present invention is a flow rate adjustment device that includes a valve means in a flow path and adjusts the flow rate of a liquid flowing from an upstream side to a downstream side of the valve means, in which a plurality of opening/closing operations are performed in configuring the valve means. Since the valves are installed in parallel, the flow rate flowing through the valve means can be adjusted by appropriately combining the opening and closing states of these on-off valves.
以下、この発明の実施例としてクーリングドラムＣにお
ける散水量の流量調節装置を採り上げ、第１図および第
２図に基づいて説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a flow rate adjusting device for the amount of water sprinkled in a cooling drum C will be taken up as an embodiment of the present invention and explained based on FIGS. 1 and 2.
第１図において、１はクーリングドラムＣの基板である
。１１，１１は支持ローラであり、前記基板１に回転可
能に設置されている。又、２は電動機であり、前記基板
１における前記支持ローラ１１．１１の間に設置されて
いる。この電動機２の作用については後記する。３ば回
転ドラムであり、前記支持ローラ１１，１１に載置され
ている。In FIG. 1, 1 is a substrate of a cooling drum C. In FIG. Support rollers 11, 11 are rotatably installed on the substrate 1. Further, reference numeral 2 denotes an electric motor, which is installed between the support rollers 11 and 11 on the substrate 1. The operation of this electric motor 2 will be described later. 3 is a rotating drum, which is placed on the support rollers 11, 11;
よって、この回転ドラム３は軸心Ｏの回りに回転可能で
ある（矢印参照）。３１は外歯車であり、前記回転ドラ
ム３の周面に嵌着されている。この外歯車３１は前記電
動機（基板ｌに設置されている）２の歯車（図示せず）
と歯合している。よって、この回転ドラム３は前記電動
機２が駆動すると軸心０の回りに回転する。３２は投入
口であり、前記回転ドラム３の左端に形成されている。Therefore, this rotating drum 3 is rotatable around the axis O (see arrow). 31 is an external gear, which is fitted onto the circumferential surface of the rotating drum 3. This external gear 31 is a gear (not shown) of the electric motor (installed on the board l) 2.
It's in sync with. Therefore, this rotating drum 3 rotates around the axis 0 when the electric motor 2 is driven. Reference numeral 32 denotes an input port, which is formed at the left end of the rotating drum 3.
この投入口３２を介して、鋳物４１を内蔵したままの砂
型（以下「鋳物内蔵砂型」と記す）４を前記回転ローラ
３内に投入する。投入された鋳物内蔵砂型４は回転する
ドラム３壁に沿って上昇・下降を繰り返しながら鋳物４
１から型砂４２を除去する。The sand mold 4 containing the casting 41 (hereinafter referred to as "sand mold with built-in casting") 4 is introduced into the rotating roller 3 through the input port 32. The sand mold 4 with built-in castings is poured into the casting 4 while repeatedly rising and falling along the wall of the rotating drum 3.
The mold sand 42 is removed from 1.
この型砂４２は回転ドラム３の下部に滞留し、鋳物４１
と接触する。そして、型砂４２の水分を蒸発させる潜熱
で鋳物４１を短時間に冷却している。This molding sand 42 stays in the lower part of the rotating drum 3, and the casting 41
come into contact with. Then, the casting 41 is cooled in a short time by the latent heat that evaporates the moisture in the mold sand 42.
５は散水ノズルであり、前記回転ドラム３内に設置され
ている。この散水ノズル５は噴出口５１゜５１、・・・
を介して前記型砂４２に散水する。６は弁装置であり、
回転ドラム３の外側に設置されている。この弁装置６は
この発明の流量調節装置に相当するものであり、回転ド
ラム３内に投入された鋳物内蔵砂型４における型砂重量
と鋳込み重量との比率に応じて散水ノズル５に供給する
冷却水量を調節する。Reference numeral 5 denotes a water spray nozzle, which is installed inside the rotating drum 3. This water nozzle 5 has a spout 51°51,...
Water is sprinkled on the mold sand 42 through the mold sand 42. 6 is a valve device;
It is installed outside the rotating drum 3. This valve device 6 corresponds to the flow rate regulating device of the present invention, and adjusts the amount of cooling water supplied to the water spray nozzle 5 according to the ratio of the weight of mold sand in the sand mold 4 with a built-in casting placed in the rotary drum 3 and the weight of casting. Adjust.
次に、３３は網筒部であり、前記回転ドラム３の右端部
に形成されている。この網筒部３３は鋳物内蔵砂型４か
ら分離された型砂４２を回転ドラム３外に排出する。又
、３４は排出口であり、前記網筒部３３の端縁に設置さ
れている。この排出口３４は型砂４２を除去された鋳物
４１を回転ドラム３外に排出する。Next, reference numeral 33 denotes a mesh tube portion, which is formed at the right end portion of the rotating drum 3. This mesh tube portion 33 discharges mold sand 42 separated from the foundry built-in sand mold 4 to the outside of the rotating drum 3. Further, 34 is a discharge port, which is installed at the edge of the mesh tube portion 33. The discharge port 34 discharges the casting 41 from which the mold sand 42 has been removed to the outside of the rotating drum 3.
次に、第２図に基づいて前記弁装置６を詳述する。Next, the valve device 6 will be explained in detail based on FIG.
第２図において、７は流路であり、矢印方向に流体が流
れる。８は主弁であり、流路７に設置されている。又、
９は弁手段であり、前記流路７における主弁８の下流側
に設置されている。この弁手段９は流路７を流れる流体
の流量を調節するためのものである。９１，９１．・・
・は弁手段９の開閉弁であり、前記流路９に並列状態に
設置されている。これらの開閉弁９１，９１．・・・は
開放することによって流体を流し、閉止することによっ
て流体の流れを停止する。このため、これらの開閉弁９
１，９１．・・・の開放状態を適宜選択すれば、流路７
を流れる流体の流量を調節できる。なお、これらの開閉
弁９１，９１．・・・の開度を異なったものにすれば、
流路７を流れる流量の調節をより微細にできる。In FIG. 2, numeral 7 indicates a flow path through which fluid flows in the direction of the arrow. 8 is a main valve, which is installed in the flow path 7. or,
Reference numeral 9 denotes a valve means, which is installed downstream of the main valve 8 in the flow path 7 . This valve means 9 is for regulating the flow rate of fluid flowing through the flow path 7. 91,91.・・・
. is an on-off valve of the valve means 9, which is installed in parallel to the flow path 9. These on-off valves 91, 91. ... allows fluid to flow by opening, and stops fluid flow by closing. For this reason, these on-off valves 9
1,91. If the open state of... is selected appropriately, the flow path 7
The flow rate of fluid flowing through can be adjusted. Note that these on-off valves 91, 91. If the opening degree of ... is made different,
The flow rate flowing through the flow path 7 can be adjusted more finely.
この発明に係る流量調節装置は、
流路に弁手段を設け、この弁手段の上流側から下流側に
流れる液体の流量を調節する流量調節装置において、
前記弁手段を構成するにあたって、複数の開閉弁を並列
に設置したため、
これらの開閉弁の開閉状態を適宜組み合わせることによ
り、前記弁手段を流れる流量を調節することができる。A flow rate adjustment device according to the present invention is a flow rate adjustment device that includes a valve means in a flow path and adjusts the flow rate of a liquid flowing from an upstream side to a downstream side of the valve means, in which a plurality of opening/closing operations are performed in configuring the valve means. Since the valves are installed in parallel, the flow rate flowing through the valve means can be adjusted by appropriately combining the opening and closing states of these on-off valves.
よって、この流量装置を使用すれば、デジタル的な操作
によって弁手段を流れる流量を調節できるため、遠隔操
作による流量の調節が簡易にできる。Therefore, if this flow rate device is used, the flow rate flowing through the valve means can be adjusted by digital operation, and thus the flow rate can be easily adjusted by remote control.
なお、前記開閉弁の開度を各々異なったものにすれば、
前記流量を徹にわたって調整できる。In addition, if the opening degrees of the on-off valves are made different,
The flow rate can be adjusted throughout.
図面はこの発明に係る流量調節装置の実施例を示すもの
であり、
第１図は部分断面側面図、
第２図は第１図における弁装置の拡大説明図である。
６ ・・・ 弁装置（流量調節装置）
７ ・・・ 流路
９ ・・・ 弁部材
９１ ・・・ 開閉弁The drawings show an embodiment of the flow rate regulating device according to the present invention, and FIG. 1 is a partially sectional side view, and FIG. 2 is an enlarged explanatory view of the valve device in FIG. 1. 6 ... Valve device (flow rate adjustment device) 7 ... Channel 9 ... Valve member 91 ... Opening/closing valve
Claims (2)
下流側に流れる液体の流量を調節する流量調節装置にお
いて、 前記弁手段を構成するにあたって、複数の開閉弁を並列
に設置したことを特徴とする流量調節装置。(1) In a flow rate regulating device that includes a valve means in a flow path and adjusts the flow rate of liquid flowing from the upstream side to the downstream side of the valve means, a plurality of on-off valves are installed in parallel to configure the valve means. A flow rate adjustment device characterized by:
徴とする特許請求の範囲第１項記載の流量調節装置。(2) The flow rate regulating device according to claim 1, wherein the opening degrees of the on-off valves are different from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1433988A JPH01189707A (en) | 1988-01-25 | 1988-01-25 | Flow rate controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1433988A JPH01189707A (en) | 1988-01-25 | 1988-01-25 | Flow rate controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01189707A true JPH01189707A (en) | 1989-07-28 |
Family
ID=11858308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1433988A Pending JPH01189707A (en) | 1988-01-25 | 1988-01-25 | Flow rate controller |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01189707A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009121138A1 (en) * | 2008-04-01 | 2009-10-08 | Premier-Fosters (Australia) Pty Limited | Flow control device and flow control method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5045320A (en) * | 1973-08-29 | 1975-04-23 | ||
| JPS5831500B2 (en) * | 1975-09-11 | 1983-07-06 | オ−トモビル・ポ−ジヨ | tension device |
| JPS613214A (en) * | 1984-06-06 | 1986-01-09 | アンステイテイユ・ドウ・ルシエルシエ・ドウ・ラ・シデリユルジ・フランセーズ | Fluid flow rate controller for cooling water of the like |
-
1988
- 1988-01-25 JP JP1433988A patent/JPH01189707A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5045320A (en) * | 1973-08-29 | 1975-04-23 | ||
| JPS5831500B2 (en) * | 1975-09-11 | 1983-07-06 | オ−トモビル・ポ−ジヨ | tension device |
| JPS613214A (en) * | 1984-06-06 | 1986-01-09 | アンステイテイユ・ドウ・ルシエルシエ・ドウ・ラ・シデリユルジ・フランセーズ | Fluid flow rate controller for cooling water of the like |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009121138A1 (en) * | 2008-04-01 | 2009-10-08 | Premier-Fosters (Australia) Pty Limited | Flow control device and flow control method |
| US9081389B2 (en) | 2008-04-01 | 2015-07-14 | Premier-Fosters (Australia) Pty Limited | Flow control device and flow control method |
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