JP2018051582A5 - - Google Patents
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- JP2018051582A5 JP2018051582A5 JP2016189445A JP2016189445A JP2018051582A5 JP 2018051582 A5 JP2018051582 A5 JP 2018051582A5 JP 2016189445 A JP2016189445 A JP 2016189445A JP 2016189445 A JP2016189445 A JP 2016189445A JP 2018051582 A5 JP2018051582 A5 JP 2018051582A5
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- JP
- Japan
- Prior art keywords
- screw
- filter cylinder
- rotation mechanism
- blade
- shaft
- 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.)
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- 239000007788 liquid Substances 0.000 claims description 7
- 235000012970 cakes Nutrition 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 description 1
Description
本発明の好ましい態様は、前記第２スクリュー羽根のピッチは、前記第１スクリュー羽根のピッチよりも小さいことを特徴とする。
本発明の一参考例は、前記第２スクリューの上流側での第２スクリュー羽根のピッチは、前記第２スクリューの下流側での第２スクリュー羽根のピッチよりも大きいことを特徴とする。
本発明の好ましい態様は、前記第２回転機構は、前記第２スクリューの回転方向を前記第１スクリューの回転方向に対して同方向または逆方向に切り替え可能であるように構成されていることを特徴とする。
本発明の好ましい態様は、前記第２回転機構は、前記第２スクリューを回転させるための駆動機と、前記駆動機の電流および／またはトルクを検出可能な検出器と、を有しており、前記第２スクリューの回転方向は、前記駆動機の電流および／またはトルクに基づいて切り替えられることを特徴とする。
A preferred aspect of the present invention is characterized in that the pitch of the second screw blade is smaller than the pitch of the first screw blade.
One reference example of the present invention is characterized in that the pitch of the second screw blade on the upstream side of the second screw is larger than the pitch of the second screw blade on the downstream side of the second screw.
In a preferred aspect of the present invention, the second rotation mechanism is configured to be able to switch the rotation direction of the second screw in the same direction or in the opposite direction with respect to the rotation direction of the first screw. It features.
In a preferred aspect of the present invention, the second rotation mechanism includes a drive for rotating the second screw, and a detector capable of detecting the current and / or torque of the drive. The rotation direction of the second screw may be switched based on the current and / or the torque of the driving machine.
本発明の一参考例は、前記第２スクリューの回転速度を変更することにより、前記プラグケーキの排出量を調整することを特徴とする。
本発明の一参考例は、前記第２スクリューの回転と停止とを交互に繰り返す間欠運転を行うことにより、前記第１スクリューにより圧搾される前記液体含有物に加えられる背圧を調整することを特徴とする。
本発明の一参考例は、前記第２スクリューの回転方向を変更することにより、前記第１スクリューにより圧搾される前記液体含有物に加えられる背圧を調整することを特徴とする。
本発明の一参考例は、前記第２スクリューの回転方向は、前記第２駆動機構の駆動機の電流および／またはトルクに基づいて変更されることを特徴とする。
One exemplary embodiment of the present invention, by changing the rotational speed of the second screw, and adjusting the discharge amount of the plug cake.
One reference example of the present invention adjusts a back pressure applied to the liquid content squeezed by the first screw by performing an intermittent operation in which rotation and stop of the second screw are alternately repeated. It features.
One reference example of the present invention is characterized in that the back pressure applied to the liquid contents squeezed by the first screw is adjusted by changing the rotational direction of the second screw.
One exemplary embodiment of the present invention, the rotation direction of the second screw, characterized in that it is changed based on the current and / or torque of the drive motor of the second drive mechanism.
Claims (7)
前記ろ過筒内で、該ろ過筒と同心状に配置され、前記液体含有物を所定の移送方向に移送する第１スクリューおよび第２スクリューと、
前記第１スクリューを回転させる第１回転機構と、
前記第１スクリューとは独立に前記第２スクリューを回転させる第２回転機構と、を備え、
前記第２スクリューは、前記移送方向において前記第１スクリューの下流側に配置されており、
前記第１スクリューは、円錐台形状の第１スクリュー軸と、該第１スクリュー軸の外面に固定された第１スクリュー羽根とを有し、
前記第２スクリューは、円筒形状の第２スクリュー軸と、該第２スクリュー軸の外面に固定された第２スクリュー羽根とを有し、
前記第２回転機構は、前記第２スクリューを前記第１スクリューとは異なる回転速度で回転させることが可能であり、
前記第２スクリュー羽根の巻数は、３巻未満であることを特徴とするスクリュープレス。 A filter cylinder into which the liquid content is charged;
A first screw and a second screw disposed concentrically with the filter cylinder in the filter cylinder and transferring the liquid content in a predetermined transfer direction;
A first rotation mechanism for rotating the first screw;
A second rotation mechanism that rotates the second screw independently of the first screw;
The second screw is disposed downstream of the first screw in the transfer direction,
The first screw has a truncated cone-shaped first screw shaft and a first screw blade fixed to the outer surface of the first screw shaft.
The second screw has a cylindrical second screw shaft, and a second screw blade fixed to the outer surface of the second screw shaft.
The second rotation mechanism can rotate the second screw at a rotational speed different from that of the first screw,
A screw press characterized in that the number of turns of the second screw blade is less than 3 turns.
前記ろ過筒内で、該ろ過筒と同心状に配置され、前記液体含有物を所定の移送方向に移送する第１スクリューおよび第２スクリューと、
前記第１スクリューを回転させる第１回転機構と、
前記第１スクリューとは独立に前記第２スクリューを回転させる第２回転機構と、を備え、
前記第２スクリューは、前記移送方向において前記第１スクリューの下流側に配置されており、
前記第１スクリューは、円錐台形状の第１スクリュー軸と、該第１スクリュー軸の外面に固定された第１スクリュー羽根とを有し、
前記第２スクリューは、円筒形状の第２スクリュー軸と、該第２スクリュー軸の外面に固定された第２スクリュー羽根とを有し、
前記第２回転機構は、前記第２スクリューを前記第１スクリューとは異なる回転速度で回転させることが可能であり、
前記第２スクリュー羽根の巻き方向は、前記第１スクリュー羽根の巻き方向とは逆であることを特徴とするスクリュープレス。 A filter cylinder into which the liquid content is charged;
A first screw and a second screw disposed concentrically with the filter cylinder in the filter cylinder and transferring the liquid content in a predetermined transfer direction;
A first rotation mechanism for rotating the first screw;
A second rotation mechanism that rotates the second screw independently of the first screw;
The second screw is disposed downstream of the first screw in the transfer direction,
The first screw has a truncated cone-shaped first screw shaft and a first screw blade fixed to the outer surface of the first screw shaft.
The second screw has a cylindrical second screw shaft, and a second screw blade fixed to the outer surface of the second screw shaft.
The second rotation mechanism can rotate the second screw at a rotational speed different from that of the first screw,
A screw press characterized in that a winding direction of the second screw blade is opposite to a winding direction of the first screw blade.
前記第２スクリューの回転方向は、前記駆動機の電流および／またはトルクに基づいて切り替えられることを特徴とする請求項５に記載のスクリュープレス。 The second rotation mechanism includes a drive for rotating the second screw, and a detector capable of detecting current and / or torque of the drive.
The screw press according to claim 5 , wherein the rotational direction of the second screw is switched based on the current and / or torque of the drive machine.
前記第２スクリューを回転させずに、前記第１スクリューを回転させることにより、前記ろ過筒内の前記液体含有物を前記第２スクリューに移送して、前記第２スクリュー軸の周りにプラグケーキを形成し、
前記プラグケーキが形成された後で、前記第２スクリューを回転させて、前記ろ過筒からプラグケーキを排出することを特徴とする運転方法。 A method of operating a screw press according to any one of claims 1 to 6 , wherein
By rotating the first screw without rotating the second screw, the liquid content in the filter cylinder is transferred to the second screw, and a plug cake is wound around the second screw shaft. Form
After the plug cake is formed, the second screw is rotated to discharge the plug cake from the filter cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016189445A JP6587996B2 (en) | 2016-09-28 | 2016-09-28 | Screw press and operating method of screw press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016189445A JP6587996B2 (en) | 2016-09-28 | 2016-09-28 | Screw press and operating method of screw press |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019165014A Division JP6761092B2 (en) | 2019-09-11 | 2019-09-11 | Screw press and how to operate the screw press |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018051582A JP2018051582A (en) | 2018-04-05 |
| JP2018051582A5 true JP2018051582A5 (en) | 2019-04-18 |
| JP6587996B2 JP6587996B2 (en) | 2019-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016189445A Active JP6587996B2 (en) | 2016-09-28 | 2016-09-28 | Screw press and operating method of screw press |
Country Status (1)
| Country | Link |
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| JP (1) | JP6587996B2 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7031930B2 (en) | 2018-03-19 | 2022-03-08 | Ｎｅｃプラットフォームズ株式会社 | Program generator, information processing device, program generation method, and program |
| DE102018009854A1 (en) * | 2018-12-15 | 2020-06-18 | Heiko Schwarz | Self-cleaning filter / separating filter |
| JP7247126B2 (en) * | 2020-01-24 | 2023-03-28 | 水ｉｎｇ株式会社 | screw press |
| JP7198231B2 (en) * | 2020-01-24 | 2022-12-28 | 水ｉｎｇ株式会社 | Screw press and how to clean the screw press |
| JP7444626B2 (en) | 2020-02-10 | 2024-03-06 | 水ｉｎｇ株式会社 | Screw press and its operating method |
| JP7321964B2 (en) * | 2020-04-01 | 2023-08-07 | 水ｉｎｇ株式会社 | screw press |
| JP7424892B2 (en) | 2020-04-01 | 2024-01-30 | 水ｉｎｇ株式会社 | Screw press and how to operate it |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61162298A (en) * | 1985-01-11 | 1986-07-22 | Kurita Mach Mfg Co Ltd | Method and device for controlling of screw press |
| JPS61176500A (en) * | 1985-01-30 | 1986-08-08 | Kurita Mach Mfg Co Ltd | Prevention mechanism of cake coaction in screw press |
| JP4988435B2 (en) * | 2007-05-28 | 2012-08-01 | 株式会社神鋼環境ソリューション | Screw press |
| JP5485036B2 (en) * | 2010-06-14 | 2014-05-07 | 住友重機械エンバイロメント株式会社 | Dehydrator |
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2016
- 2016-09-28 JP JP2016189445A patent/JP6587996B2/en active Active
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