CN102008833A - Liquid level control system for rectification column - Google Patents
Liquid level control system for rectification column Download PDFInfo
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- CN102008833A CN102008833A CN201010510031.3A CN201010510031A CN102008833A CN 102008833 A CN102008833 A CN 102008833A CN 201010510031 A CN201010510031 A CN 201010510031A CN 102008833 A CN102008833 A CN 102008833A
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- liquid
- liquid level
- rectifying column
- pipe
- standpipe
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Abstract
The invention discloses a liquid level control system for a rectification column. The system comprises the rectification column; a liquid outlet is formed at the bottom of the rectification column, and is connected with a liquid inlet of a liquid transport pipe through a pipeline; a normally open stop valve is connected in series with the liquid transport pipe; the liquid transport pipe is positioned below the rectification column; a liquid outlet of the liquid transport pipe is connected with a liquid inlet of a liquid level locking device and a liquid inlet of a guide pipe; the liquid level locking device comprises a liquid inlet vertical pipe and a liquid outlet vertical pipe arranged along the upper and lower height directions; the liquid inlet of the liquid level locking device is positioned under the liquid inlet vertical pipe; the liquid inlet vertical pipe and the liquid outlet vertical pipe are connected through a plurality of upper and lower overflow pipes arranged in parallel; axes of the overflow pipes are positioned in the horizontal direction; a height distribution area of the plurality of overflow pipes comprises a height area of the liquid level used and designed in the rectification column; an adjusting stop valve is respectively connected in series with each overflow pipe; and a liquid level sight glass is arranged on the liquid outlet vertical pipe. The invention aims to provide a liquid level control system for a rectification column to stably keep the liquid level for a long time when the rectification column is low in recovery.
Description
Technical field
The present invention relates to a kind of device that the liquid level of liquid is controlled.
Background technology
The liquid level of existing rectifying column is regulated, normally adopt the method that the pneumatic diaphragm control valve group is installed at the liquid outlet of tower still, its control valve switching signal Access Control chamber control, the liquid level height, drive big control valve, liquid level is low, turn down control valve and come control tower still liquid level, but when the produced quantity of rectifying column is very little, if adopt control valve control, valve is in little stroke work for a long time, is unfavorable for the stable of rectifying column liquid level, and the flux required owing to control valve is too little, and existing control valve does not possess such performance usually.
Summary of the invention
The object of the present invention is to provide a kind of rectifying column tank level control system that makes rectifying column liquid level stable for extended periods of time when produced quantity is very little.
Rectifying column tank level control system of the present invention, comprise rectifying column, the bottom of described rectifying column is provided with liquid outlet, the liquid outlet of rectifier bottoms links to each other with the inlet of woven hose by pipeline, be in series with on the woven hose and often open pipe valve, woven hose is positioned at the below of rectifying column, the liquid outlet of woven hose links to each other with the inlet of liquid level locking device and the inlet of mozzle, the liquid level locking device comprises along last, feed liquor standpipe and fluid standpipe that following short transverse is provided with, the inlet of described liquid level locking device is positioned at the bottom of feed liquor standpipe, link to each other by a plurality of overflow pipes that are set up in parallel up and down between feed liquor standpipe and the fluid standpipe, the axis of overflow pipe is positioned at horizontal direction, the height distributed areas of a plurality of overflow pipes comprise the height zone that described Rectification Tower Design is used liquid level, be in series with the adjusting pipe valve on each overflow pipe respectively, the bottom of described fluid standpipe links to each other with holding vessel by discharging tube, discharging tube is positioned at the below of rectifying column, holding vessel is positioned at the below of discharging tube, the middle part of discharging tube links to each other with the inlet of the drain pipe that is in series with the fluid pipe valve, the liquid outlet of drain pipe links to each other with the external world, the top of described feed liquor standpipe and described fluid standpipe links to each other with the cavity of liquid level top in the rectifying column by the gas exhaust piping that is in series with the exhaust pipe valve, the fluid standpipe is provided with the liquid level visor, be in series with the water conservancy diversion pipe valve on the described mozzle, mozzle is positioned at the below of described rectifying column, and the liquid outlet of mozzle links to each other with described discharging tube or described holding vessel.
Rectifying column tank level control system of the present invention, the quantity of wherein said overflow pipe are 2-6.
Rectifying column tank level control system of the present invention, it in use, can control liquid level as required, open the adjusting pipe valve that is positioned on this overflow pipe of highly locating, close the adjusting pipe valve on other overflow pipes that are positioned at this overflow pipe below, just can be when the rectifying column produced quantity be very little, with the height and position of rectifying column liquid level long-term stability at this overflow pipe place.。
Below in conjunction with accompanying drawing rectifying column of the present invention is described in further detail with tank level control system.
Description of drawings
Fig. 1 is the structural representation of rectifying column of the present invention with tank level control system.
The specific embodiment
As seen from Figure 1, rectifying column tank level control system of the present invention, comprise rectifying column 1, the bottom of rectifying column 1 is provided with liquid outlet, the liquid outlet of rectifying column 1 bottom links to each other by the inlet of pipeline with woven hose 2, be in series with on the woven hose 2 and often open pipe valve 15, woven hose 2 is positioned at the below of rectifying column 1, the liquid outlet of woven hose 2 links to each other with the inlet of liquid level locking device and the inlet of mozzle 13, the liquid level locking device comprises along last, feed liquor standpipe 3 and fluid standpipe 4 that following short transverse is provided with, the inlet of liquid level locking device is positioned at the bottom of feed liquor standpipe 3, link to each other by 2 overflow pipes that are set up in parallel up and down 5 between feed liquor standpipe 3 and the fluid standpipe 4, the axis of overflow pipe 5 is positioned at horizontal direction, the height distributed areas of 2 overflow pipes 5 comprise the height zone that liquid level is used in rectifying column 1 design, be in series with respectively on each overflow pipe 5 and regulate pipe valve 6, the bottom of fluid standpipe 4 links to each other with holding vessel 8 by discharging tube 7, discharging tube 7 is positioned at the below of rectifying column 1, holding vessel 8 is positioned at the below of discharging tube 7, the middle part of discharging tube 7 links to each other with the inlet of the drain pipe 10 that is in series with fluid pipe valve 9, and the liquid outlet of drain pipe 10 links to each other with the external world.Open the fluid pipe valve 9 on the drain pipe 10, just can intrasystem liquid directed flow be come out by drain pipe 10.The top of feed liquor standpipe 3 and fluid standpipe 4 links to each other with the cavity of liquid level top in the rectifying column 1 by the gas exhaust piping 16 that is in series with exhaust pipe valve 11, gas exhaust piping 16 is used to discharge the gas in feed liquor standpipe 3 and the fluid standpipe 4, fluid standpipe 4 is provided with liquid level visor 12, liquid level visor 12 can be used for the liquid level of observing system, be in series with water conservancy diversion pipe valve 14 on the mozzle 13, mozzle 13 is positioned at the below of rectifying column 1, and the liquid outlet of mozzle 13 links to each other with discharging tube 7 or holding vessel 8.Open the water conservancy diversion pipe valve 14 on the mozzle 13, just can the emptying rectifying column liquid in 1.
The quantity of above-mentioned overflow pipe 5 also can be 3 or 4 or 5 or 6.
Rectifying column of the present invention with tank level control system in use, can control liquid level as required, open the adjusting pipe valve 6 that is positioned on this overflow pipe of highly locating 5, close the adjusting pipe valve 6 on other overflow pipes 5 that are positioned at these overflow pipe 5 belows, just can be when the rectifying column produced quantity be very little, with the height and position of rectifying column liquid level long-term stability at these overflow pipe 5 places.
Embodiment recited above is described the preferred embodiment for the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that the common engineers and technicians in this area make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (2)
1. rectifying column tank level control system, comprise rectifying column (1), it is characterized in that: the bottom of described rectifying column (1) is provided with liquid outlet, the liquid outlet of rectifying column (1) bottom links to each other by the inlet of pipeline with woven hose (2), be in series with on the woven hose (2) and often open pipe valve (15), woven hose (2) is positioned at the below of rectifying column (1), the liquid outlet of woven hose (2) links to each other with the inlet of the inlet of liquid level locking device with mozzle (13), the liquid level locking device comprises along last, feed liquor standpipe (3) and fluid standpipe (4) that following short transverse is provided with, the inlet of described liquid level locking device is positioned at the bottom of feed liquor standpipe (3), link to each other by a plurality of overflow pipes that are set up in parallel up and down (5) between feed liquor standpipe (3) and the fluid standpipe (4), the axis of overflow pipe (5) is positioned at horizontal direction, the height distributed areas of a plurality of overflow pipes (5) comprise the height zone that liquid level is used in described rectifying column (1) design, be in series with respectively on each overflow pipe (5) and regulate pipe valve (6), the bottom of described fluid standpipe (4) links to each other with holding vessel (8) by discharging tube (7), discharging tube (7) is positioned at the below of rectifying column (1), holding vessel (8) is positioned at the below of discharging tube (7), the middle part of discharging tube (7) links to each other with the inlet of the drain pipe that is in series with fluid pipe valve (9) (10), the liquid outlet of drain pipe (10) links to each other with the external world, the top of described feed liquor standpipe (3) and described fluid standpipe (4) links to each other with the cavity of the interior liquid level of rectifying column (1) top by the gas exhaust piping (16) that is in series with exhaust pipe valve (11), fluid standpipe (4) is provided with liquid level visor (12), be in series with water conservancy diversion pipe valve (14) on the described mozzle (13), mozzle (13) is positioned at the below of described rectifying column (1), and the liquid outlet of mozzle (13) links to each other with described discharging tube (7) or described holding vessel (8).
2. rectifying column tank level control system according to claim 1 is characterized in that: the quantity of described overflow pipe (5) is 2-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105100313A CN102008833B (en) | 2010-10-15 | 2010-10-15 | Liquid level control system for rectification column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105100313A CN102008833B (en) | 2010-10-15 | 2010-10-15 | Liquid level control system for rectification column |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102008833A true CN102008833A (en) | 2011-04-13 |
| CN102008833B CN102008833B (en) | 2012-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105100313A Expired - Fee Related CN102008833B (en) | 2010-10-15 | 2010-10-15 | Liquid level control system for rectification column |
Country Status (1)
| Country | Link |
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| CN (1) | CN102008833B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111637272A (en) * | 2020-06-04 | 2020-09-08 | 无锡英罗唯森科技有限公司 | Self-operated liquid level regulating device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1522170A1 (en) * | 1987-04-13 | 1989-11-15 | Калужский Завод Автомотоэлектрооборудования Им.60-Летия Октября | Device for regulation of liquid aggressive media in reservoirs |
| CN2412206Y (en) * | 2000-03-16 | 2000-12-27 | 朱学军 | Liquid level automatic regulator |
| US6263906B1 (en) * | 1999-10-13 | 2001-07-24 | The Boeing Company | Overflow proof fluid level controller |
| CN2704061Y (en) * | 2004-04-15 | 2005-06-08 | 魏熙臣 | Liquid level control device with dual trap pipe |
| CN2751339Y (en) * | 2004-12-06 | 2006-01-11 | 西安交通大学 | A split type two-phase flow liquid level controller |
| CN100558456C (en) * | 2007-03-12 | 2009-11-11 | 河北工业大学 | A kind of liquid-discharging system and use its rectifying column |
| CN201855585U (en) * | 2010-10-15 | 2011-06-08 | 安徽淮化股份有限公司 | Liquid level controlling system for rectifying column |
-
2010
- 2010-10-15 CN CN2010105100313A patent/CN102008833B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1522170A1 (en) * | 1987-04-13 | 1989-11-15 | Калужский Завод Автомотоэлектрооборудования Им.60-Летия Октября | Device for regulation of liquid aggressive media in reservoirs |
| US6263906B1 (en) * | 1999-10-13 | 2001-07-24 | The Boeing Company | Overflow proof fluid level controller |
| CN2412206Y (en) * | 2000-03-16 | 2000-12-27 | 朱学军 | Liquid level automatic regulator |
| CN2704061Y (en) * | 2004-04-15 | 2005-06-08 | 魏熙臣 | Liquid level control device with dual trap pipe |
| CN2751339Y (en) * | 2004-12-06 | 2006-01-11 | 西安交通大学 | A split type two-phase flow liquid level controller |
| CN100558456C (en) * | 2007-03-12 | 2009-11-11 | 河北工业大学 | A kind of liquid-discharging system and use its rectifying column |
| CN201855585U (en) * | 2010-10-15 | 2011-06-08 | 安徽淮化股份有限公司 | Liquid level controlling system for rectifying column |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111637272A (en) * | 2020-06-04 | 2020-09-08 | 无锡英罗唯森科技有限公司 | Self-operated liquid level regulating device |
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|---|---|
| CN102008833B (en) | 2012-08-08 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20210428 Address after: 234000 No. 157, Xichang Road, Suzhou, Anhui Patentee after: WANBEI COAL-ELECTRICITY GROUP Co.,Ltd. Address before: 232038 Anhui Province, Huainan city tianjia'an District Quanshan Anhui Huaihua Limited by Share Ltd Technology Development Center Patentee before: ANHUI HUAIHUA Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20211015 |