CN208465198U - A kind of new pyridine extraction tower reboiler - Google Patents
A kind of new pyridine extraction tower reboiler Download PDFInfo
- Publication number
- CN208465198U CN208465198U CN201821018891.3U CN201821018891U CN208465198U CN 208465198 U CN208465198 U CN 208465198U CN 201821018891 U CN201821018891 U CN 201821018891U CN 208465198 U CN208465198 U CN 208465198U
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- Prior art keywords
- reboiler
- temperature
- extraction tower
- shell
- steam
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- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000000605 extraction Methods 0.000 title claims abstract description 29
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000284 extract Substances 0.000 claims 6
- 230000005855 radiation Effects 0.000 claims 1
- 238000002309 gasification Methods 0.000 abstract description 12
- 239000007788 liquid Substances 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 230000008646 thermal stress Effects 0.000 description 4
- 239000011344 liquid material Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Extraction Or Liquid Replacement (AREA)
Abstract
The utility model provides a kind of new pyridine extraction tower reboiler, it is related to field of chemical equipment, mainly by reboiler shell, flow-stopping plate, tube sheet, tube bank and end socket composition, the end socket bottom is provided with the feed pipe being connected with extraction tower, the discharge pipe being connected to inside the extraction tower is provided at the top of the end socket, the discharge pipe is equipped with discharge port, the upper end of the reboiler shell is equipped with steam inlet tube, the lower end of the reboiler shell is equipped with condensed water outlet pipe, insulating layer is provided on the reboiler shell, because of the unstability of vapor (steam) temperature, spiral heating resistance wire, which is added, can guarantee that the temperature of gasification feed liquid is constant, reboiler steam inlet pipeline temperature indicator and resistive heater control valve are chain, material outlet pipe temperature indicator and the stop valve of outlet manifold pipeline are chain, it can guarantee that this is practical new Type timely, accurate and effective can function, while also avoid manual operation, save labour, material resources.
Description
Technical field
The utility model relates to field of chemical equipment, and in particular to a kind of new pyridine extraction tower reboiler.
Background technique
With the enhancing that " energy-saving and emission-reduction, cost efficiency " is called, the chemical company as big power consumer is all actively being found
Measure, Expand Thinking, to reduce enterprise energy consumption.And the energy consumption of feed separation is the breach that chemical company is found.
Reboiler is one kind of boiling heat transfer equipment in chemical process, general to produce loaded on extraction tower bottom for the tower bottom that gasifies
A kind of dividing wall type heat exchanger of object, most of reboiler are pipe heat exchanger.Heat medium is usually steam, and a small amount of includes carrying
The fluid or gas of heat.
The reboiler that uses of major part extraction tower at present, there is steam raising amounts when small, heat is unevenly distributed, heats
Between long, pipeline easily blocks, reboiler service life is short problem.For the reboiler for requiring heat exchange amount big, equipment manufacturer is general
Increase tube sheet diameter, tube bank quantity, the measures such as pipe range by taking, will lead to that reboiler volume is too fat to move, area occupied in this way
Big feature；When the heat that reboiler provides boils when institute's calorific requirement less than or greater than tower bottoms completely, make tower reactor gas every time
Body enters extraction tower from same column plate, and will lead to keeps the extraction efficiency of extraction tower low, and heat is not utilized completely；When tube wall with
When wall temperature differs ambassador, tube bank can be made to generate thermal stress, lead to pipe deformation, loosen, or even scrap heat exchanger.
Utility model content
(1) the technical issues of solving
It is too fat to move for the pyridine workshop extraction tower reboiler volume of enterprise, it takes up a large area；Steam heat consumption is more and heats
Unevenly, the disadvantages of thermal loss is more, thermal stress is strong now provide in a kind of warmed operating temperature Interval Set, feed tray section
Handling big new pyridine extraction tower energy conservation reboiler.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of new pyridine extraction tower reboiler, is mainly made of reboiler shell, flow-stopping plate, tube sheet, tube bank and end socket,
The end socket bottom is provided with the feed pipe being connected with extraction tower, be provided at the top of the end socket with inside the extraction tower
The discharge pipe of connection, the discharge pipe are equipped with discharge port, and the upper end of the reboiler shell is equipped with steam inlet tube, described
The lower end of reboiler shell is equipped with condensed water outlet pipe, is provided with insulating layer on the reboiler shell.
Further, several tube banks are provided in the reboiler shell.
Further, spiral heating resistance wire is wound in the tube bank.
Further, discharge pipe shunting is arranged to 4 shunt conduits and is connected to the extraction tower.
Further, the steam inlet tube is equipped with vapor (steam) temperature indicator, and the spiral heating resistance wire is equipped with electricity
Silk control valve is hindered, the vapor (steam) temperature indicator and the resistance wire control valve are chain.
Further, the shunt conduit is equipped with stop valve, and the discharge pipe is equipped with temperature of charge indicator, institute
It states stop valve and the temperature of charge indicator is chain.
(3) beneficial effect
The utility model provides a kind of new pyridine extraction tower reboiler, has the advantages that
(1) because of the unstability of vapor (steam) temperature, spiral heating resistance wire, which is added, can guarantee that the temperature of gasification feed liquid is constant.
(2) different feed trays further ensures gasification materiel and enters the effect of extracting after extraction tower, while also can
Avoid the thermal stress of the generation of tube bank inside and outside wall.
(3) reboiler steam inlet pipeline temperature indicator and resistive heater control valve are chain, material outlet pipeline temperature
The stop valve for spending indicator and outlet manifold pipeline is chain, it is ensured that the performance function that the utility model can be timely, accurate and effective
Can, while manual operation is also avoided, save labour, material resources.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Figure label respectively represents:
1- feed pipe；2- tube bank；3- spiral heating resistance wire；4- steam inlet tube；5- vapor (steam) temperature indicator；6- resistance
Silk control valve；7- discharge port；8- discharge pipe；9- temperature of charge indicator；10- stop valve；11- extraction tower；12- condensed water goes out
Pipe；13- shunt conduit.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
A kind of new pyridine extraction tower reboiler, is mainly made of reboiler shell, flow-stopping plate, tube sheet, tube bank and end socket,
End socket bottom is provided with the feed pipe being connected with extraction tower, and the discharge nozzle being connected to extraction tower inside is provided at the top of end socket
Road, discharge pipe are equipped with discharge port, and the upper end of reboiler shell is equipped with steam inlet tube, and the lower end of reboiler shell is equipped with condensation
Water outlet pipe is provided with insulating layer on reboiler shell.
Wherein, several tube banks are provided in reboiler shell.
Wherein, spiral heating resistance wire is wound in tube bank.
Wherein, discharge pipe shunting is arranged to 4 shunt conduits and is connected to extraction tower.
Wherein, steam inlet tube is equipped with vapor (steam) temperature indicator, and spiral heating resistance wire is equipped with resistance wire control valve, steams
Stripping temperature indicator and resistance wire control valve are chain.
Wherein, shunt conduit is equipped with stop valve, and discharge pipe is equipped with temperature of charge indicator, stop valve and material temperature
It is chain to spend indicator.
In order to preferably make person skilled in art understand the present invention, the utility model is further elucidated below.
A kind of more options feed tray energy conservation reboiler, tower reactor liquid material enter tube bank 2 by reboiler feed pipe 1,
Tube bank 2 is wound with spiral heating resistance wire 3, and steam enters shell by reboiler steam inlet pipe 4, and steam walks shell side, and material walks pipe
Journey, the two carry out heat exchange by tube bank partition, since vapor (steam) temperature indicator 5 and resistance wire control valve 6 have chain function
Can, when 5 numerical value of feed vapors temperature indicator is lower than setting value, resistance wire control valve 6 can give spiral heating resistance wire 3 automatically
It is powered, to meet the required heat of material gasification.The material of gasification enters discharge pipe 8, steam condensation by reboiler discharge port 7
Reboiler is discharged by condensed water outlet pipe 12 in liquid；The stop valve 10 on temperature of charge indicator 9 and shunt conduit on discharge pipe 8
Chain, temperature is passed to the stop valve 10 in each shunt conduit 13 by temperature of charge indicator 9, and stop valve 10 is according to different objects
Material sets different temperature ranges, final to determine material enters extraction tower 14 by which block column plate.
This specific embodiment can embody a kind of working process and principle of novel reboiler: tower reactor liquid material is from again
It boils device feed pipe 1 and enters tube bank 2, liquid material gasification temperature is 200 DEG C, and the displays temperature of vapor (steam) temperature indicator 5 is 180
DEG C, the temperature of setting value is 250 DEG C, i.e., show value is less than setting value, and resistance wire control valve 6 can give spiral heating resistance wire automatically
3 are powered, and become steam and the common heating of electricity from single steam heating.The material of gasification is entered by reboiler discharge port 7 to discharge
Pipeline 8, when gasification materiel is overheated gas, temperature of charge indicator 9 and the stop valve 10 in the shunt conduit of lower section are chain, overheat
Gas is entered by low level column plate；Cutting when gasification materiel is saturated gas, on temperature of charge indicator 9 and middle part shunt conduit
Valve 10 is chain, and saturated gas is entered by middle position column plate；When gasification materiel is unsaturated gas, temperature indicator 9 and top are shunted
Stop valve 10 on pipeline is chain, and unsaturated gas is entered by high-order column plate.
Because of the unstability of vapor (steam) temperature, spiral heating resistance wire 3, which is added, can guarantee that the temperature of gasification feed liquid is constant；No
Same feed tray further ensures gasification materiel and enters the effect of extracting after extraction tower, while being also avoided that tube bank inside and outside wall
Generation thermal stress.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (6)
1. a kind of new pyridine extracts tower reboiler, mainly it is made of reboiler shell, flow-stopping plate, tube sheet, tube bank and end socket,
It is characterized in that, the end socket bottom is provided with the feed pipe (1) being connected with extraction tower (11), is provided at the top of the end socket
With the discharge pipe (8) being connected to inside the extraction tower (11), the discharge pipe (8) is equipped with discharge port (7), described to boil again
The upper end of device shell is equipped with steam inlet tube (4), and the lower end of the reboiler shell is equipped with condensed water outlet pipe (12), the reboiler
Insulating layer is provided on shell.
2. new pyridine as described in claim 1 extracts tower reboiler, which is characterized in that be provided in the reboiler shell
Several tube banks (2).
3. new pyridine as claimed in claim 2 extracts tower reboiler, which is characterized in that be wound with spiral in the tube bank and add
Hot water radiation wire (3).
4. new pyridine as claimed in claim 3 extracts tower reboiler, which is characterized in that the discharge pipe (8) shunts and sets
4 shunt conduits (13) are set to be connected to the extraction tower (11).
5. new pyridine as claimed in claim 4 extracts tower reboiler, which is characterized in that the steam inlet tube (4) is equipped with
Vapor (steam) temperature indicator (5), the spiral heating resistance wire (3) are equipped with resistance wire control valve (6), the vapor (steam) temperature instruction
Device (5) and the resistance wire control valve (6) are chain.
6. new pyridine as claimed in claim 5 extracts tower reboiler, which is characterized in that the shunt conduit (13) is equipped with
Stop valve (10), the discharge pipe (8) are equipped with temperature of charge indicator (9), the stop valve (10) and the material temperature
It is chain to spend indicator (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821018891.3U CN208465198U (en) | 2018-06-27 | 2018-06-27 | A kind of new pyridine extraction tower reboiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821018891.3U CN208465198U (en) | 2018-06-27 | 2018-06-27 | A kind of new pyridine extraction tower reboiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208465198U true CN208465198U (en) | 2019-02-05 |
Family
ID=65212114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821018891.3U Active CN208465198U (en) | 2018-06-27 | 2018-06-27 | A kind of new pyridine extraction tower reboiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208465198U (en) |
-
2018
- 2018-06-27 CN CN201821018891.3U patent/CN208465198U/en active Active
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