CN206204232U - A kind of naphtha cut of the built-in condenser of tower top band enters desulfurization rectifying column - Google Patents
A kind of naphtha cut of the built-in condenser of tower top band enters desulfurization rectifying column Download PDFInfo
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- CN206204232U CN206204232U CN201621290584.1U CN201621290584U CN206204232U CN 206204232 U CN206204232 U CN 206204232U CN 201621290584 U CN201621290584 U CN 201621290584U CN 206204232 U CN206204232 U CN 206204232U
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- reboiler
- tower body
- steam
- condenser
- tower
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Abstract
Enter desulfurization rectifying column the utility model discloses a kind of naphtha cut of the built-in condenser of tower top band, including bottom of towe return duct, support feet and oil well pump, the support feet is arranged on the bottom of reboiler, the right side top of the reboiler is provided with steam access tube, the reboiler is internally provided with steam runner pipe, the reboiler left side is provided with bottom of towe connecting tube at the top position of steam exit, and the bottom of towe return duct is arranged on the top middle position of reboiler.There is provided preheater, the reaction efficiency of naphtha and hydrogen can be improved, the efficiency of naphtha desulfurization is improve, while condenser is arranged in tower, flowed back using liquid self gravitation, reflux pump is eliminated, while reducing taking up room for equipment, pipe arrangement cost is saved, tower temperature can more effectively be adjusted, prevent heavy component from being steamed from tower top, the carrying out for alloing distillation process continual and steady, it is ensured that product quality.
Description
Technical field
The utility model belongs to naphtha cut desulfurizer technical field, and in particular to a kind of built-in condenser of tower top band
Naphtha cut enter desulfurization rectifying column.
Background technology
Rectifying column is a kind of tower vapor-liquid contacting apparatus for carrying out rectifying.There are plate column and two kinds of main Types of packed tower.
Continuous rectifying tower and batch fractionating tower can be divided into according to mode of operation again.Steam is entered by bottom of towe.The gas phase for evaporating and decline
Liquid carries out counter current contacting, and during two are in contact, volatile (low boiling) component in lower descending liquid is constantly shifted in gas phase, gas phase
In difficult volatilization (higher boiling) component constantly shift in downward descending liquid, closer to tower top, its volatile components concentration heals gas phase
Height, and lower descending liquid is closer to bottom of towe, its difficult volatile component is then more enriched with, so as to reach the purpose of Component seperation.Risen by tower top
Gas phase enter condenser, a part for the liquid of condensation returns to tower top and enters in rectifying column as phegma, remaining part
Then taken out as distillate.The liquid of bottom of towe outflow, part feeding reboiler therein, heating evaporation returns to tower into gas phase
In, another part liquid takes out as kettle raffinate.
Existing rectifying tower structure is complicated.Condenser is arranged on outside tower, occupies substantial amounts of space, and waste a lot
Material, heavy constituent easily steams tower top, causes the purity of rectifying product and reduces.
Utility model content
The purpose of this utility model is to provide a kind of naphtha cut of the built-in condenser of tower top band to enter desulfurization rectifying column,
It is arranged on outside tower with solving the condenser proposed in above-mentioned background technology, occupies substantial amounts of space, and waste many materials
Material, heavy constituent easily steams tower top, the problem for causing the purity of rectifying product to reduce.
To achieve the above object, the utility model provides following technical scheme:A kind of stone brain of the built-in condenser of tower top band
Oil distillate enters desulfurization rectifying column, including bottom of towe return duct, support feet and oil well pump, and the support feet is arranged on the bottom of reboiler
Portion, the right side top of the reboiler is provided with steam access tube, and reboiler right side near the lower position of steam access tube
Place is provided with bottom product outlet, and the reboiler is internally provided with steam runner pipe, and the left side lower section of reboiler is provided with
Steam exit, the reboiler left side is provided with bottom of towe connecting tube, the bottom of towe at the top position of steam exit
Return duct is arranged on the top middle position of reboiler, and tower body is provided with the left of bottom of towe return duct, under the tower body
Side is provided with preheater, and the preheater right-hand member is provided with naphtha access port, institute near the lower position of bottom of towe connecting tube
State and hydrogen access port is provided with below naphtha access port, the left side top of the preheater is provided with oil plant access tube, institute
State tower body left side and be provided with tower body steam access port at the top position of oil plant access tube, the tower body steam access port
Top is provided with oil pick-up tube, and the tower body left side is provided with tower body steam exit, and tower at the top position of oil pick-up tube
Body inner upper is provided with condenser, and overhead reflux pipe, and tower body right side are provided with above the tower body near overhead reflux
The lower position of pipe is provided with overhead product outlet, and machine body base, the oil well pump peace are provided with the left of the preheater
Mounted in the top of machine body base, the oil well pump, condenser and preheater are electrically connected with external control panel.
Preferably, the steam runner pipe is provided with two altogether, and two steam runner pipes are separately mounted to steam and pick out
Inside mouth and tower body.
Preferably, the reboiler is fixedly connected with tower body by bottom of towe connecting tube and bottom of towe return duct.
Preferably, the tower body is fixed with condenser by overhead reflux pipe.
Preferably, the tower body, preheater and reboiler lower end are provided with two support feets.
Compared with prior art, the beneficial effects of the utility model are:The utility model is scientific and reasonable for structure, uses safety
It is convenient, there is provided preheater, can improve the reaction efficiency of naphtha and hydrogen, the efficiency of naphtha desulfurization is improve, while
Condenser is arranged in tower, is flowed back using liquid self gravitation, reflux pump is eliminated, while reducing the occupancy of equipment
Space, saves pipe arrangement cost, can more effectively adjust tower temperature, prevents heavy component from being steamed from tower top, makes the distillation process can be with
Continual and steady carrying out, it is ensured that product quality.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic diagram of preheater of the present utility model 11;
In figure:1- bottom of towe connecting tube, 2- bottom of towe return duct, 3- steam runner pipe, 4- steam access tube, 5- bottom products go out
Mouth, 6- support feets, 7- reboilers, 8- steam exit, 9- hydrogen access port, 10- naphthas access port, 11- preheaters, 12-
Machine body base, 13- oil well pumps, 14- oil pick-up tubes, 15- oil plants access tube, 16- tower body steam access port, 17- tower body steam are picked out
Mouth, 18- condensers, 19- overhead refluxes pipe, the outlet of 20- overhead products, 21- tower bodies.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1 and Fig. 2 is referred to, the utility model provides a kind of technical scheme:A kind of stone brain of the built-in condenser of tower top band
Oil distillate enters desulfurization rectifying column, including bottom of towe return duct 2, support feet 6 and oil well pump 13, and support feet 6 is arranged on the bottom of reboiler 7
Portion, the right side top of reboiler 7 is provided with steam access tube 4, and the right side of reboiler 7 near the lower position of steam access tube 4
Place is provided with bottom product outlet 5, and reboiler 7 is internally provided with steam runner pipe 3, and the left side lower section of reboiler 7 is provided with
Steam exit 8, the left side of reboiler 7 is provided with bottom of towe connecting tube 1, bottom of towe backflow at the top position of steam exit 8
Pipe 2 is arranged on the top middle position of reboiler 7, and the left side of bottom of towe return duct 2 is provided with tower body 21, the lower section of tower body 21
Preheater 11 is provided with, the right-hand member of preheater 11 is provided with naphtha access port 10, stone near the lower position of bottom of towe connecting tube 1
The lower section of cerebrol access port 10 is provided with hydrogen access port 9, and the left side top of preheater 11 is provided with oil plant access tube 15, tower body
21 left sides are provided with tower body steam access port 16 at the top position of oil plant access tube 15, tower body steam access port 16 it is upper
Side is provided with oil pick-up tube 14, and the left side of tower body 21 is provided with tower body steam exit 17 at the top position of oil pick-up tube 14, and
The inner upper of tower body 21 is provided with condenser 18, and the top of tower body 21 is provided with overhead reflux pipe 19, and the right side of tower body 21 is close to
The lower position of overhead reflux pipe 19 is provided with overhead product outlet 20, and the left side of preheater 11 is provided with machine body base 12,
Oil well pump 13 is arranged on the top of machine body base 12, and oil well pump 13, condenser 18 and preheater 11 are electric with external control panel
Property connection.
In order that naphtha can carry out rectifying with more efficient, in the present embodiment, it is preferred that in the present embodiment, it is preferred that
Steam runner pipe 3 is provided with two altogether, and two steam runner pipes 3 are separately mounted to inside steam exit 8 and tower body 21.
Bottom of towe high concentration hardly possible volatile component can normally carry out the backflow of rectifying again for convenience, excellent in the present embodiment
Choosing, reboiler 7 is fixedly connected with tower body 21 by bottom of towe connecting tube 1 and bottom of towe return duct 2.
In order that bottom of towe high concentration volatile components can normally complete backflow, the purity of rectifying, the present embodiment are lifted
In, it is preferred that tower body 21 is fixed with condenser 18 by overhead reflux pipe 19.
In order that the fixation that this equipment can be stablized, in the present embodiment, it is preferred that tower body 21, preheater 11 and reboiler 7
Lower end is provided with two support feets 6.
Condenser of the present utility model 18 is the parts of refrigeration system, belongs to one kind of heat exchanger, can be gas or steam
It is transformed into liquid, by the heat in pipe, in the way of quickly, in the air passed near pipe.The course of work of condenser 18
It is the process of a heat release, so the temperature of condenser 18 is all higher, power plant discharges turbine with many condensers 18
Steam condensed.With condenser 18 come the refrigeration steam of condensate ammonia and freon etc in refrigeration plant.Petrochemistry work
Hydro carbons and other chemical evapns are condensed in industry with condenser 18.In still-process, steam is transformed into the device of liquid
Referred to as condenser 18.All of condenser 18 is all the heat of gas or steam to be taken away and is operated.
Operation principle of the present utility model and use flow:The naphtha cut of the built-in condenser of tower top band enters desulfurization essence
Evaporate after tower installs, by external control panel, make the device equal normal work electrical with external control panel, from naphtha
Access port 10 adds the naphtha for needing rectifying, while being passed through hydrogen from hydrogen access port 9, preheater 11 carries out heating makes hydrogen
Reacted with the sulphur in naphtha, oil well pump 13 work by oil plant access tube 15 extract preheater 11 inside naphtha by
Oil pick-up tube 14 is entered into inside tower body 21, while accessing high-temperature steam, naphtha from steam access tube 4 and tower body steam access port
Enter into tower body 21, under high temperature action, volatile component is entered into inside condenser 18 in naphtha, after being condensed
By overhead product outlet 20 discharge, while be particularly easy in gaseous component volatilization gas carried out again by overhead reflux pipe 19 it is cold
But, the component of difficult volatilization flows to the bottom of tower body 21 in naphtha, is entered into reboiler 7 by bottom of towe connecting tube 1, by boiling again
Device 7 is heated again, the component part volatilization of difficult volatilization is entered into tower body 21 by bottom of towe return duct 2, by condensation
Device 18 is cooled down, and is discharged by overhead product outlet 20, and the composition that cannot be volatilized inside reboiler 7 is discharged by bottom product outlet 5, tower
Steam inside the inside of body 21 and reboiler 7 is connect by tower body steam exit 17 and steam respectively after heat transfer cooling is carried out
Outlet 8 is discharged, then accesses new vapours, the inside of tower body 21 and the internal-internal temperature of reboiler 7 is maintained all the time certain
In the range of.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out various changes in the case where principle of the present utility model and spirit is not departed from, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of naphtha cut of the built-in condenser of tower top band enters desulfurization rectifying column, including bottom of towe return duct(2), support feet
(6)And oil well pump(13), it is characterised in that:The support feet(6)Installed in reboiler(7)Bottom, the reboiler(7)'s
Right side top is provided with steam access tube(4), and reboiler(7)Right side is near steam access tube(4)Lower position set
There is bottom product to export(5), the reboiler(7)It is internally provided with steam runner pipe(3), and reboiler(7)Left side lower section
It is provided with steam exit(8), the reboiler(7)Left side is near steam exit(8)Top position at be provided with bottom of towe
Connecting tube(1), the bottom of towe return duct(2)Installed in reboiler(7)Top middle position, and bottom of towe return duct(2)'s
Left side is provided with tower body(21), the tower body(21)Lower section be provided with preheater(11), the preheater(11)Right-hand member is close to
Bottom of towe connecting tube(1)Lower position be provided with naphtha access port(10), the naphtha access port(10)Lower section set
It is equipped with hydrogen access port(9), the preheater(11)Left side top be provided with oil plant access tube(15), the tower body(21)It is left
Side is near oil plant access tube(15)Top position at be provided with tower body steam access port(16), the tower body steam access port
(16)Top be provided with oil pick-up tube(14), the tower body(21)Left side is near oil pick-up tube(14)Top position at be provided with tower
Body steam exit(17), and tower body(21)Inner upper is provided with condenser(18), the tower body(21)Top be provided with
Overhead reflux pipe(19), and tower body(21)Right side is near overhead reflux pipe(19)Lower position be provided with overhead product outlet
(20), the preheater(11)Left side be provided with machine body base(12), the oil well pump(13)Installed in machine body base(12)
Top, the oil well pump(13), condenser(18)And preheater(11)It is electrically connected with external control panel.
2. a kind of naphtha cut of built-in condenser of tower top band according to claim 1 enters desulfurization rectifying column, its feature
It is:The steam runner pipe(3)Two, and two steam runner pipes are provided with altogether(3)It is separately mounted to steam exit(8)
And tower body(21)It is internal.
3. a kind of naphtha cut of built-in condenser of tower top band according to claim 1 enters desulfurization rectifying column, its feature
It is:The reboiler(7)With tower body(21)By bottom of towe connecting tube(1)With bottom of towe return duct(2)It is fixedly connected.
4. a kind of naphtha cut of built-in condenser of tower top band according to claim 1 enters desulfurization rectifying column, its feature
It is:The tower body(21)With condenser(18)By overhead reflux pipe(19)It is fixed.
5. a kind of naphtha cut of built-in condenser of tower top band according to claim 1 enters desulfurization rectifying column, its feature
It is:The tower body(21), preheater(11)And reboiler(7)Lower end is provided with two support feets(6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621290584.1U CN206204232U (en) | 2016-11-29 | 2016-11-29 | A kind of naphtha cut of the built-in condenser of tower top band enters desulfurization rectifying column |
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Application Number | Priority Date | Filing Date | Title |
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CN201621290584.1U CN206204232U (en) | 2016-11-29 | 2016-11-29 | A kind of naphtha cut of the built-in condenser of tower top band enters desulfurization rectifying column |
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CN206204232U true CN206204232U (en) | 2017-05-31 |
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CN201621290584.1U Expired - Fee Related CN206204232U (en) | 2016-11-29 | 2016-11-29 | A kind of naphtha cut of the built-in condenser of tower top band enters desulfurization rectifying column |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107213663A (en) * | 2017-07-19 | 2017-09-29 | 成都尚智恒达科技有限公司 | The carbon disulfide rectifying column of condenser built in a kind of tower top band |
-
2016
- 2016-11-29 CN CN201621290584.1U patent/CN206204232U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107213663A (en) * | 2017-07-19 | 2017-09-29 | 成都尚智恒达科技有限公司 | The carbon disulfide rectifying column of condenser built in a kind of tower top band |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170531 Termination date: 20191129 |
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CF01 | Termination of patent right due to non-payment of annual fee |