CN201855585U - Liquid level controlling system for rectifying column - Google Patents

Liquid level controlling system for rectifying column Download PDF

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Publication number
CN201855585U
CN201855585U CN2010205652193U CN201020565219U CN201855585U CN 201855585 U CN201855585 U CN 201855585U CN 2010205652193 U CN2010205652193 U CN 2010205652193U CN 201020565219 U CN201020565219 U CN 201020565219U CN 201855585 U CN201855585 U CN 201855585U
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CN
China
Prior art keywords
rectifying column
liquid
liquid level
standpipe
links
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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.)
Expired - Lifetime
Application number
CN2010205652193U
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Chinese (zh)
Inventor
方凤银
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Huaihua Co Ltd
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Anhui Huaihua Co Ltd
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Filing date
Publication date
Application filed by Anhui Huaihua Co Ltd filed Critical Anhui Huaihua Co Ltd
Priority to CN2010205652193U priority Critical patent/CN201855585U/en
Application granted granted Critical
Publication of CN201855585U publication Critical patent/CN201855585U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a liquid level controlling system for a rectifying column, which comprises a rectifying column. A liquid outlet is arranged at the bottom of the rectifying column, and the liquid outlet at the bottom of the rectifying column is connected with a liquid inlet of a liquid conveying tube through pipelines, the liquid conveying tube is provided with a normally open stop valve in series connection and is positioned below the rectifying column. A liquid outlet of the liquid conveying tube and a liquid inlet of a liquid level locking device are connected with a liquid inlet of a flow guiding tube, and the liquid level locking device comprises a liquid feeding upright tube and a liquid discharging upright tube which are vertically arranged along the height direction. The liquid inlet of the liquid level locking device is positioned on the lower portion of the liquid feeding upright tube, the liquid feeding upright tube and the liquid discharging upright tube are connected through a plurality of overflow tubes which are parallelly arranged in vertical mode, and axes of the overflow tubes are in the horizontal direction. Height distribution areas of the plurality of overflow tubes comprise a height area with using liquid level of the rectifying column, each overflow tube is provided with an adjusting stop valve in series connection, and the liquid discharging upright tube is provided with a liquid level observation glass. The liquid level controlling system for the rectifying column is capable of leading the liquid level to remain stable for a long time when the rectifying column has a small outlet volume.

Description

The rectifying column tank level control system
Technical field
The utility model 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.
The utility model content
The purpose of this utility model 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 utility model, 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 utility model, the quantity of wherein said overflow pipe are 2-6.
Rectifying column tank level control system of the present utility model, 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 utility model 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 utility model with tank level control system.
The specific embodiment
As seen from Figure 1, rectifying column tank level control system of the present utility model, 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 utility model 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 utility model preferred implementation; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineers and technicians in this area make the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.

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.
CN2010205652193U 2010-10-15 2010-10-15 Liquid level controlling system for rectifying column Expired - Lifetime CN201855585U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205652193U CN201855585U (en) 2010-10-15 2010-10-15 Liquid level controlling system for rectifying column

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205652193U CN201855585U (en) 2010-10-15 2010-10-15 Liquid level controlling system for rectifying column

Publications (1)

Publication Number Publication Date
CN201855585U true CN201855585U (en) 2011-06-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010205652193U Expired - Lifetime CN201855585U (en) 2010-10-15 2010-10-15 Liquid level controlling system for rectifying column

Country Status (1)

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CN (1) CN201855585U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102008833A (en) * 2010-10-15 2011-04-13 安徽淮化股份有限公司 Liquid level control system for rectification column
CN103076819A (en) * 2011-10-25 2013-05-01 上海华建电力设备股份有限公司 Liquid level control device and data processing

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102008833A (en) * 2010-10-15 2011-04-13 安徽淮化股份有限公司 Liquid level control system for rectification column
CN102008833B (en) * 2010-10-15 2012-08-08 安徽淮化股份有限公司 Liquid level control system for rectification column
CN103076819A (en) * 2011-10-25 2013-05-01 上海华建电力设备股份有限公司 Liquid level control device and data processing
CN103076819B (en) * 2011-10-25 2015-08-05 上海华建电力设备股份有限公司 A kind of data processing method of fluid level control device

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20110608

Effective date of abandoning: 20120808