CN106938148A - Material filling type rectifying column with cleaning device - Google Patents
Material filling type rectifying column with cleaning device Download PDFInfo
- Publication number
- CN106938148A CN106938148A CN201710221840.4A CN201710221840A CN106938148A CN 106938148 A CN106938148 A CN 106938148A CN 201710221840 A CN201710221840 A CN 201710221840A CN 106938148 A CN106938148 A CN 106938148A
- Authority
- CN
- China
- Prior art keywords
- cleaning
- pump
- valve
- pipe
- rectifying column
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning In General (AREA)
Abstract
A kind of rectifying column, including tower body, are provided with manhole between rectifying column rectifying section and rectifying column stripping section；Cleaning pump is additionally provided with, the outlet of cleaning pump is exported to stripping section valve and be connected with the outlet of pan feeding pump by the first cleaning pipe and cleaning pump, and pan feeding pump discharge valve is additionally provided between the first cleaning pipe and the tie point and pan feeding pump discharge of pan feeding pump；Kettle base solution discharge pipe is connected by the second cleaning pipe and cleaning pump imported valve and the entrance of cleaning pump, and kettle base solution discharge valve is additionally provided with the termination of kettle base solution discharge pipe；The outlet of cleaning pump is also exported to rectifying section valve and is connected with return duct by the 3rd cleaning pipe and cleaning pump.The structure of the present invention is not required to employ Large-scale Hoisting equipment, mainly using existing pipeline and equipment, large number quipments and labour cost is reduced, with higher economic benefit.Compared with the cleaning model that disassembly, cleaning are assembled, the duration and cost of the invention saves more than 50%.
Description
Technical field
The present invention relates to a kind of rectifying column, particularly a kind of material filling type rectifying column with cleaning device.
Background technology
Rectifying column is a kind of widely used chemical production equipment, and its concrete structure is as shown in fig. 1.In long-term continuous fortune
In capable process, the solid impurity being distillated in liquid can gradually be adhered to, accumulated on filler, be caused under heat transfer, mass-transfer efficiency
Drop, can influence the normal operation of rectifying column when serious.Accordingly, it would be desirable to periodically be cleaned to rectifying column, remove viscous on filler
Addendum, recovers the working condition of rectifying column.
Traditional cleaning method is：-- cleaning -- assembly model is dismantled, it is necessary to be dismantled using Large-scale Hoisting equipment, labor
Fatigue resistance is big, expends a large amount of artificial, and the used time is longer, and cost is higher, larger to Influence of production.
The content of the invention
The technical problem to be solved in the present invention is in view of the shortcomings of the prior art, to propose that one kind is not required to employ Large-scale Hoisting and set
It is standby, it can try one's best using existing pipeline and equipment to complete cleaning, and labor intensity is low, cleaning efficiency is high, takes work
Phase is short, the cost-effective material filling type rectifying column with cleaning device.
The technical problem to be solved in the present invention is achieved through the following technical solutions, a kind of material filling type with cleaning device
Rectifying column, including rectifying column main body, including tower body, tower body are sequentially provided with rectifying column rectifying section and rectifying column stripping from top to bottom
Section, pan feeding pump is connected by the tube side of pan feeding heater with feeding pipe, the top connection of feeding pipe and rectifying column stripping section, rectifying
Tower stripping pars infrasegmentalis is connected by the shell side of heater with kettle base solution discharge pipe；Reflux pump passes through return duct and reflux pump outlet valve
Door is connected with the top of rectifying column rectifying section, and the top of rectifying column rectifying section is connected by the entrance of condenser and storage tank and reflux pump
Connect；It is characterized in：Manhole is provided between rectifying column rectifying section and rectifying column stripping section；It is additionally provided with cleaning pump, cleaning pump goes out
Mouth is exported to stripping section valve and is connected with the outlet of pan feeding pump by the first cleaning pipe and cleaning pump, in the first cleaning pipe and pan feeding
Pan feeding pump discharge valve is additionally provided between the tie point and pan feeding pump discharge of pump；Kettle base solution discharge pipe is by the second cleaning pipe and clearly
The entrance for washing pump inlet valve and cleaning pump is connected, and kettle base solution discharge valve is additionally provided with the termination of kettle base solution discharge pipe；Cleaning
The outlet of pump is also exported to rectifying section valve and is connected with return duct by the 3rd cleaning pipe and cleaning pump.
The technical problem to be solved in the present invention can also come further to realize by the following technical programs, and described first is clear
The flexible pipe for washing pipe, the second cleaning pipe and the 3rd cleaning pipe to connect temporarily.
The technical problem to be solved in the present invention can also come further to realize by the following technical programs, in the first stage clearly
When washing, pan feeding pump discharge valve, reflux pump outlet valve, cleaning pump are exported to rectifying section valve and kettle base solution discharge valve is closed
Close, cleaning pump is exported to stripping section valve and cleaning pump imported valve is opened.
The technical problem to be solved in the present invention can also be come further to realize by the following technical programs, clear in second stage
When washing, reflux pump outlet valve, kettle base solution discharge valve, cleaning pump are exported to stripping section valve and pan feeding pump discharge valve is closed
Close, cleaning pump is exported to rectifying section valve and cleaning pump imported valve is opened.
Compared with prior art, the present invention is only by setting up a cleaning pump and several extra pipelines, that is, realizes pair
The cleaning of material filling type rectifying column.Cleaning principle is the method first with chemistry, makes accumulation thing bulk, then coordinates new with existing pipeline
The pipeline of increasing constitutes two single circulation canals, and the circulating fluid formed using cleaning pump makes accumulation using the method for physics
Thing is peeled off with filler, so as to reach the purpose of cleaning rectifying column.Practice have shown that, structure of the invention is particularly suitable for use in as metal is filled out
Expect the accumulation thing cleaning in this kind of close clearance, cleaning quality is fine.The structure of the present invention is not required to employ Large-scale Hoisting equipment, main
Existing pipeline and equipment are utilized, large number quipments and labour cost are reduced, with higher economic benefit.With dismounting -- cleaning --
The cleaning model of assembling is compared, and the duration and cost of the invention saves more than 50%.
Brief description of the drawings
Fig. 1 is rectifying tower structure schematic diagram in the prior art；
Structural representation when Fig. 2 is first stage cleaning of the invention；
Fig. 3 is structural representation when second stage of the present invention is cleaned.
In figure：Rectifying column stripping section 1, rectifying column rectifying section 2, manhole 3, pan feeding heater 4, tube side 41, shell side 42, pan feeding
Pump 5, pan feeding pump discharge valve 6, feeding pipe 7, kettle base solution discharge pipe 8, reflux pump 9, reflux pump outlet valve 10, return duct 11,
Cleaning pump is exported to stripping section valve 12, and cleaning pump is exported to rectifying section valve 13, cleaning pump imported valve 14, kettle base solution discharge
Valve 15, cleaning pump 16, product extraction pipe 17, the first cleaning pipe 18, the second cleaning pipe 19, the 3rd cleaning pipe 20.
Embodiment
A kind of material filling type rectifying column with cleaning device, including tower body, tower body are sequentially provided with rectifying column rectifying from top to bottom
Section 2 and rectifying column stripping section 1, pan feeding pump 5 are connected by the tube side 41 of pan feeding heater 4 with feeding pipe 7, feeding pipe 7 and rectifying
The top connection of tower stripping section 1, the bottom of rectifying column stripping section 1 is connected by the shell side 42 of heater 4 with kettle base solution discharge pipe 8；
Reflux pump 9 is connected by return duct 11 and reflux pump outlet valve 10 with the top of rectifying column rectifying section 2, rectifying column rectifying
The top of section 2 is connected by condenser and storage tank with the entrance of reflux pump 9, and pipe 17 is produced provided with product on storage tank；In rectifying
Manhole 3 is provided between tower rectifying section 2 and rectifying column stripping section 1；
Be additionally provided with cleaning pump 16, the outlet of cleaning pump 16 by the first cleaning pipe 18 and cleaning pump be exported to stripping section valve 12 with
The outlet connection of pan feeding pump 5, pan feeding is additionally provided between the first cleaning pipe 18 and tie point and pan feeding pump 5 outlet of pan feeding pump 5
Pump discharge valve 6；
Kettle base solution discharge pipe 8 is connected by the second cleaning pipe 19 and cleaning pump imported valve 14 with the entrance of cleaning pump 16, in kettle
The termination of bottom liquid discharge pipe 8 is additionally provided with kettle base solution discharge valve 15；
The outlet of cleaning pump 16 is also exported to rectifying section valve 13 and is connected with return duct 11 by the 3rd cleaning pipe 20 and cleaning pump.
Thus structure, increased pipeline formation two it is extra follow bad path.
Because the structure using long-term connection cleaning pipe easily produces hidden danger, it is preferred that described the first cleaning pipe 18, the
The two cleaning cleaning pipes 20 of pipe 19 and the 3rd are the flexible pipe connected temporarily.Connected in cleaning, and cleaning is dismantled after finishing.
During cleaning, water filling is soaked first in tower body, then the input chemistry in the manhole 3 of the top of rectifying column stripping section 1
Scale remover, adding steam makes cleaning mixture seethe with excitement.
When cleaning in the first stage such as in Fig. 2, pan feeding pump discharge valve 6, reflux pump outlet valve 10, cleaning pump are exported to
Rectifying section valve 13 and kettle base solution discharge valve 15 are closed, and cleaning pump is exported to stripping section valve 12 and cleaning pump imported valve 14
Open.It is consequently formed, the cleaning of cleaning pump 16, first pipe 18, feeding pipe 7, rectifying column stripping section 1, kettle base solution discharge pipe 8, second
Pipe 19, the circulation loop of cleaning pump 16 are cleaned, in the loop, first with cleaning mixture circulation flushing, kettle base solution row is then turned on
Go out valve 15 to drain dirty liquid, clear water circulation flushing is added again.
Water filling is soaked in tower body again, the input chemical detergent in the manhole 3 of the top of rectifying column stripping section 1, is added
Steam makes cleaning mixture seethe with excitement.
When second stage is cleaned such as in Fig. 3, reflux pump outlet valve 10, kettle base solution discharge valve 15, cleaning pump discharge
Closed to stripping section valve 12 and pan feeding pump discharge valve 6, cleaning pump is exported to rectifying section valve 13 and cleaning pump imported valve
14 open.It is consequently formed, the cleaning of cleaning pump the 16, the 3rd pipe 20, return duct 11, rectifying column rectifying section 2, rectifying column stripping section 1, kettle
The cleaning of bottom liquid discharge pipe 8, second pipe 19, the circulation loop of cleaning pump 16, in the loop, first with cleaning mixture circulation flushing,
It is then turned on kettle base solution discharge valve 15 to drain dirty liquid, clear water circulation flushing is added again.
By the cleaning in above-mentioned two stage, all passages blocked by accumulation thing have obtained abundant cleaning.Specifically remove
Type, soak time, boiling time, flushing and the scavenging period of dirty agent must rationally be determined according to the property of accumulation thing, thickness.
The above embodiments are only the preferred technical solution of the present invention, and are not construed as the limitation for the present invention, this hair
Technical characteristic in the technical scheme that bright protection domain should be recorded with claim, including the technical scheme of claim record
Equivalents are protection domain.Equivalent i.e. within this range is improved, also within protection scope of the present invention.
Claims (4)
1. a kind of material filling type rectifying column with cleaning device, including tower body, tower body are sequentially provided with rectifying column rectifying section from top to bottom
（2）And rectifying column stripping section（1）, pan feeding pump（5）Pass through pan feeding heater（4）Tube side（41）With feeding pipe（7）Connection, pan feeding
Pipe（7）With rectifying column stripping section（1）Top connection, rectifying column stripping section（1）Bottom passes through heater（4）Shell side（42）With
Kettle base solution discharge pipe（8）Connection；
Reflux pump（9）By return duct（11）With reflux pump outlet valve（10）With rectifying column rectifying section（2）Top connection, essence
Evaporate tower rectifying section（2）Top pass through condenser and storage tank and reflux pump（9）Entrance connection；
It is characterized in that：In rectifying column rectifying section（2）And rectifying column stripping section（1）Between be provided with manhole（3）；
It is additionally provided with cleaning pump（16）, cleaning pump（16）Outlet pass through first cleaning pipe（18）Stripping section valve is exported to cleaning pump
Door（12）With pan feeding pump（5）Outlet connection, first cleaning pipe（18）With pan feeding pump（5）Tie point and pan feeding pump（5）Go out
Pan feeding pump discharge valve is additionally provided between mouthful（6）；
Kettle base solution discharge pipe（8）Managed by the second cleaning（19）With cleaning pump imported valve（14）With cleaning pump（16）Entrance connect
Connect, in kettle base solution discharge pipe（8）Termination be additionally provided with kettle base solution discharge valve（15）；
Cleaning pump（16）Outlet also pass through the 3rd cleaning pipe（20）Rectifying section valve is exported to cleaning pump（13）With return duct
（11）Connection.
2. a kind of material filling type rectifying column with cleaning device as claimed in claim 1, it is characterised in that：The first described cleaning
Pipe（18）, second cleaning pipe（19）With the 3rd cleaning pipe（20）For the flexible pipe connected temporarily.
3. a kind of material filling type rectifying column with cleaning device as claimed in claim 1, it is characterised in that：Clean in the first stage
When, pan feeding pump discharge valve（6）, reflux pump outlet valve（10）, cleaning pump be exported to rectifying section valve（13）With kettle base solution row
Go out valve（15）Close, cleaning pump is exported to stripping section valve（12）With cleaning pump imported valve（14）Open.
4. a kind of material filling type rectifying column with cleaning device as claimed in claim 1, it is characterised in that：In second stage cleaning
When, reflux pump outlet valve（10）, kettle base solution discharge valve（15）, cleaning pump be exported to stripping section valve（12）Pumped out with pan feeding
Mouth valve（6）Close, cleaning pump is exported to rectifying section valve（13）With cleaning pump imported valve（14）Open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710221840.4A CN106938148A (en) | 2017-04-06 | 2017-04-06 | Material filling type rectifying column with cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710221840.4A CN106938148A (en) | 2017-04-06 | 2017-04-06 | Material filling type rectifying column with cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106938148A true CN106938148A (en) | 2017-07-11 |
Family
ID=59464315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710221840.4A Withdrawn CN106938148A (en) | 2017-04-06 | 2017-04-06 | Material filling type rectifying column with cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106938148A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570355A (en) * | 2019-09-30 | 2021-03-30 | 安集微电子科技（上海）股份有限公司 | Cleaning method of glass rectification equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203954717U (en) * | 2014-07-31 | 2014-11-26 | 当阳新阳化纤有限公司 | With the material filling type rectifying column of cleaning device |
-
2017
- 2017-04-06 CN CN201710221840.4A patent/CN106938148A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203954717U (en) * | 2014-07-31 | 2014-11-26 | 当阳新阳化纤有限公司 | With the material filling type rectifying column of cleaning device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570355A (en) * | 2019-09-30 | 2021-03-30 | 安集微电子科技（上海）股份有限公司 | Cleaning method of glass rectification equipment |
| CN112570355B (en) * | 2019-09-30 | 2023-09-19 | 安集微电子科技（上海）股份有限公司 | Cleaning method of rectifying glass equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170711 |
|
| WW01 | Invention patent application withdrawn after publication |