CN107868676B - A kind of naphtha second level pickling desulfurizer - Google Patents
A kind of naphtha second level pickling desulfurizer Download PDFInfo
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- CN107868676B CN107868676B CN201711336743.6A CN201711336743A CN107868676B CN 107868676 B CN107868676 B CN 107868676B CN 201711336743 A CN201711336743 A CN 201711336743A CN 107868676 B CN107868676 B CN 107868676B
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- level
- acid
- cleaning tank
- acid cleaning
- tank
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G53/00—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes
- C10G53/02—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only
- C10G53/10—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only including at least one acid-treatment step
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1862—Stationary reactors having moving elements inside placed in series
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1037—Hydrocarbon fractions
- C10G2300/1044—Heavy gasoline or naphtha having a boiling range of about 100 - 180 °C
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/20—Characteristics of the feedstock or the products
- C10G2300/201—Impurities
- C10G2300/202—Heteroatoms content, i.e. S, N, O, P
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a kind of naphtha second level pickling desulfurizers, including level-one acid cleaning tank, settling tank and second level acid cleaning tank, first rotating shaft is equipped with inside the level-one acid cleaning tank, first rotating shaft is equipped with the first agitating paddle of array distribution, it is equipped on the inside of level-one acid cleaning tank right side wall and leads sour plate, the second shaft is equipped with inside the second level acid cleaning tank, second shaft is equipped with the second agitating paddle of array distribution, it is equipped on the inside of second level acid cleaning tank left side wall and leads sour chamber, lead the acid guiding tube set on the right side of sour chamber there are two parallelly distribute on, the settling tank lower end is equipped with drainage conduit, drainage conduit is equipped with hand control valve.Acidic materials are laterally added in naphtha second level pickling desulfurizer of the present invention, the longitudinal layered addition acidic materials of level-one acid cleaning tank, second level acid cleaning tank, and feed naphtha and acidic materials are uniformly mixed, thoroughly, pickling twice, and desulfurization is comprehensively thorough, high-efficient.
Description
Technical field
The present invention relates to a kind of pickling desulfurizer, specifically a kind of naphtha second level pickling desulfurizer.
Background technique
Naphtha is one of oil product, is called chemical industry light oil, is produced with crude oil or other Raw material processings for changing
The light oil of work raw material is mainly used as reformation and industrial chemicals.Because purposes difference has a variety of different boiling ranges, China's regulation boiling range
It is initial boiling point to 220 DEG C or so.When as the reformer feed for producing aromatic hydrocarbons, using 70 DEG C of -145 DEG C of fractions, claim light naphthar；When
When producing high-knock rating gasoline as purpose, using 70 DEG C of -180 DEG C of fractions, naphtha of weighing；When as solvent, then claim solvent
Naphtha；Aromatic solvent from coal tar is also referred to as heavy naphtha or solvent naphtha.
Crude oil in China is heavier at present, and naphtha supplies at full stretch, ethylene unit, reformer, naphtha device for producing hydrogen
It contends over raw materials.Sulfur content in usual naphtha does not meet the feed needs of reformation plus hydrogen and other chemical plant installations, in order to make reaching
To device feed needs, need into first carrying out desulfurization pretreatment to feed naphtha before device.Naphtha desulfurization is usually adopted
With pickling, existing desulfurization pickling tank operating process is that acid solution sprays in naphtha, is mixed naturally, feed naphtha and acid
Matter mixing is uneven, is not thorough, and desulfurization effect is poor, low efficiency.
Summary of the invention
The purpose of the present invention is to provide a kind of naphtha second level pickling desulfurizers, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of naphtha second level pickling desulfurizer, including level-one acid cleaning tank, settling tank and second level acid cleaning tank, the level-one
Acid cleaning tank is fixed on the top of apparatus main body, and apparatus main body lower end is fixed on bottom plate, and four corners of lower surface of base plate respectively set
There is a supporting leg, first rotating shaft is equipped with inside level-one acid cleaning tank, first rotating shaft is equipped with the first agitating paddle of array distribution, the
One shaft upper end is inserted through level-one acid cleaning tank, and first rotating shaft upper end is fixed in first motor by shaft coupling, first motor
It is fixed on apparatus main body by fixed frame, charge pipe is equipped on the left of level-one acid cleaning tank, is equipped on the inside of level-one acid cleaning tank right side wall
Sour plate is led, leads and is connected on the second acid storing tank on the right side of sour plate by the second acid inlet tube, the second acid storing tank upper end is equipped with the second acid adding
Pipe is connected between the second level acid cleaning tank and level-one acid cleaning tank by the first passage, and second turn is equipped with inside second level acid cleaning tank
Axis, the second shaft are equipped with the second agitating paddle of array distribution, and the second shaft upper end is inserted through second level acid cleaning tank, the second shaft
Upper end is fixed on the second motor by shaft coupling, is fixed on the right side of the second motor by the first support frame, on the left of second level acid cleaning tank
It is equipped on the inside of wall and leads sour chamber, led the acid guiding tube set on the right side of sour chamber there are two parallelly distribute on, be equipped with cavity pipe, cavity inside acid guiding tube
Sour chamber is led in connection on the left of pipe, and cavity pipe the upper side and lower side is respectively provided with the connecting tube of a row array column distribution, and connecting tube, which is interspersed in, leads acid
On the inner wall of pipe, it is designed with outlet tube at connecting tube external port, is equipped with unidirectional liquid valve inside outlet tube, leads and passes through on the left of sour chamber
First acid inlet tube is connected to the first acid storing tank, and upper end is equipped with the first acid adding pipe on the left of the first acid storing tank, and the settling tank setting is filling
The bottom of main body is set, settling tank upper end is connected to second level acid cleaning tank by the second passage, and settling tank lower end is equipped with drainage conduit, discharge
Pipe is equipped with hand control valve.
As a further solution of the present invention: the unidirectional inlet tube led sour plate and be equipped with two array column distributions.
As further scheme of the invention: second level acid cleaning tank bottom and level-one acid cleaning tank bottom are arranged to arc
Shape concave surface.
As further scheme of the invention: being designed with deflector hole on first agitating paddle and the second agitating paddle.
As further scheme of the invention: the acid guiding tube setting is distributed between the second agitating paddle of array distribution
Between gap.
As further scheme of the invention: being designed with drawing liquid pump on first acid inlet tube and the second acid inlet tube.
As further scheme of the invention: the material of the drainage conduit is arranged to glass.
Compared with prior art, the beneficial effects of the present invention are:
Naphtha second level pickling desulfurizer of the present invention, in use, feed naphtha is added to primary acids by charge pipe
In tank-washer, the acidic materials in the second acid storing tank are entered in level-one acid cleaning tank by leading sour plate, pass through the first stirring paddle stirring
Mix feed naphtha and acidic materials, it is longitudinally disposed to lead sour plate, be convenient for longitudinal layered addition acidic materials, feed naphtha and
Acidic materials are uniformly mixed, thoroughly, and after first pickling, feed naphtha is entered inside second level acid cleaning tank by the first passage,
Acidic materials in first acid storing tank are added to inside second level acid cleaning tank by acid guiding tube to be stirred by the second agitating paddle, is led
Acid tube is laterally punctured into inside, and acid adding range is big, twice pickling, and desulfurization is comprehensively thorough, high-efficient.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of naphtha second level pickling desulfurizer.
Fig. 2 is the structural schematic diagram that sour plate is led in a kind of naphtha second level pickling desulfurizer.
Fig. 3 is a kind of structural schematic diagram of acid guiding tube in naphtha second level pickling desulfurizer.
Wherein: first motor 1, charge pipe 2, the first agitating paddle 3, first rotating shaft 4, level-one acid cleaning tank 5, the first passage 6,
First acid adding pipe 7, the first acid storing tank 9, sinks to the bottom case 10, bottom plate 11, supporting leg 12, drainage conduit 13, manually control at first acid inlet tube 8
Valve 14 processed, leads sour chamber 16, the second shaft 17, the second agitating paddle 18, acid guiding tube 19, second level acid cleaning tank 20, at second passage 15
Two motors 21, the second acid storing tank 23, the second acid adding pipe 24, the second acid inlet tube 25, lead sour plate 26, second at first support frame 22
Support 27.
Specific embodiment
Technical solution of the present invention is described in more detail With reference to embodiment.
Please refer to Fig. 1-3, a kind of naphtha second level pickling desulfurizer, including level-one acid cleaning tank 5, settling tank 10 and second level
Acid cleaning tank 20, the level-one acid cleaning tank 5 are fixed on the top of apparatus main body, and apparatus main body lower end is fixed on bottom plate 11, bottom plate
11 corners of lower surface four are respectively provided with a supporting leg 12, are equipped with first rotating shaft 4 inside level-one acid cleaning tank 5, in first rotating shaft 4
The first agitating paddle 3 equipped with array distribution, 4 upper end of first rotating shaft are inserted through level-one acid cleaning tank 5, and 4 upper end of first rotating shaft passes through
Shaft coupling is fixed in first motor 1, and first motor 1 is fixed on apparatus main body by fixed frame 27,5 left side of level-one acid cleaning tank
It equipped with charge pipe 2, is equipped on the inside of 5 right side wall of level-one acid cleaning tank and leads sour plate 26, lead the list that sour plate 26 is equipped with two array column distributions
To inlet tube, leads and be connected on the second acid storing tank 23 on the right side of sour plate 26 by the second acid inlet tube 25,23 upper end of the second acid storing tank is set
There is the second acid adding pipe 24, is connected between the second level acid cleaning tank 20 and level-one acid cleaning tank 5 by the first passage 6, second level pickling
20 bottom of case and 5 bottom of level-one acid cleaning tank are arranged to arc-shaped concave, are equipped with the second shaft 17 inside second level acid cleaning tank 20, and second
Shaft 17 is equipped with the second agitating paddle 18 of array distribution, is designed with deflector hole on the first agitating paddle 3 and the second agitating paddle 18, the
Two shafts, 17 upper end is inserted through second level acid cleaning tank 20, and 17 upper end of the second shaft is fixed on the second motor 21 by shaft coupling,
It is fixed by the first support frame 22 on the right side of second motor 21, it is equipped on the inside of 20 left side wall of second level acid cleaning tank and leads sour chamber 16, lead sour chamber
16 right sides set the acid guiding tube 19 there are two parallelly distribute on, and the setting of acid guiding tube 19 is distributed between the second agitating paddle of array distribution 18
Between gap, cavity pipe is equipped with inside acid guiding tube 19, sour chamber 16 is led in connection on the left of cavity pipe, and cavity pipe the upper side and lower side is respectively provided with a row
The connecting tube of array distribution, connecting tube are interspersed on the inner wall of acid guiding tube 19, outlet tube are designed at connecting tube external port, out liquid
It is equipped with unidirectional liquid valve inside pipe, leads and first acid storing tank 9 is connected to by the first acid inlet tube 8 on the left of sour chamber 16, the first acid storing tank 9 is left
Side upper end is equipped with the first acid adding pipe 7, is designed with drawing liquid pump on the first acid inlet tube 8 and the second acid inlet tube 25, the settling tank 10 is set
It sets in the bottom of apparatus main body, 10 upper end of settling tank is connected to second level acid cleaning tank 20,10 lower end of settling tank by the second passage 15
Equipped with drainage conduit 13, the material of drainage conduit 13 is arranged to glass, and drainage conduit 13 is equipped with hand control valve 14, in use, stone brain
Oily raw material is added in level-one acid cleaning tank 5 by charge pipe 2, and the acidic materials in the second acid storing tank 23 are entered by leading sour plate 26
Into level-one acid cleaning tank 5, feed naphtha and acidic materials are stirred by the first agitating paddle 3, it is longitudinally disposed to lead sour plate 26,
Convenient for longitudinal layered addition acidic materials, feed naphtha and acidic materials are uniformly mixed, thoroughly, after first pickling, naphtha
Raw material is entered inside second level acid cleaning tank 20 by the first passage 6, and the acidic materials in the first acid storing tank 9 are added by acid guiding tube 19
Enter to inside second level acid cleaning tank 20 and be stirred by the second agitating paddle 18, acid guiding tube 19 is laterally punctured into inside, acid adding range
Greatly, pickling twice, desulfurization are comprehensively thorough, high-efficient.
The working principle of the invention is: naphtha second level pickling desulfurizer of the present invention, in use, feed naphtha passes through
Charge pipe is added in level-one acid cleaning tank, and the acidic materials in the second acid storing tank are entered in level-one acid cleaning tank by leading sour plate,
It is stirred feed naphtha and acidic materials by the first agitating paddle, it is longitudinally disposed to lead sour plate, sour convenient for longitudinal layered additions
Property substance, feed naphtha and acidic materials are uniformly mixed, thoroughly, and after first pickling, feed naphtha passes through the first passage
Into inside second level acid cleaning tank, acidic materials in the first acid storing tank are added to inside second level acid cleaning tank by acid guiding tube by the
Two agitating paddles are stirred, and acid guiding tube is laterally punctured into inside, and acid adding range is big, twice pickling, the comprehensive thorough, efficiency of desulfurization
It is high.
Better embodiment of the invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be without departing from the purpose of the present invention
Various changes can be made.
Claims (4)
1. a kind of naphtha second level pickling desulfurizer, including level-one acid cleaning tank (5), settling tank (10) and second level acid cleaning tank
(20), which is characterized in that the level-one acid cleaning tank (5) is fixed on the top of apparatus main body, and apparatus main body lower end is fixed on bottom plate
(11) on, bottom plate (11) lower surface four corner is respectively provided with a supporting leg (12), is equipped with first inside level-one acid cleaning tank (5)
Shaft (4), first rotating shaft (4) are equipped with the first agitating paddle (3) of array distribution, and first rotating shaft (4) upper end is inserted through level-one
Acid cleaning tank (5), first rotating shaft (4) upper end are fixed on first motor (1) by shaft coupling, and first motor (1) passes through fixed frame
(27) it is fixed on apparatus main body, is equipped with charge pipe (2) on the left of level-one acid cleaning tank (5), set on the inside of level-one acid cleaning tank (5) right side wall
Sour plate (26) are led, the unidirectional inlet tube that sour plate (26) are equipped with two array column distributions is led, are led on the right side of sour plate (26) by second
Acid inlet tube (25) is connected on the second acid storing tank (23), the second acid storing tank (23) upper end be equipped with the second acid adding pipe (24), described two
It is connected between grade acid cleaning tank (20) and level-one acid cleaning tank (5) by the first passage (6), second level acid cleaning tank (20) is internal equipped with the
Two shafts (17), the second shaft (17) are equipped with the second agitating paddle (18) of array distribution, the first agitating paddle (3) and the second stirring
Deflector hole is designed on paddle (18), the second shaft (17) upper end is inserted through second level acid cleaning tank (20), the second shaft (17) upper end
It is fixed on the second motor (21) by shaft coupling, fixed by the first support frame (22) on the right side of the second motor (21), second level acid
It is equipped on the inside of tank-washer (20) left side wall and leads sour chamber (16), lead the acid guiding tube (19) set on the right side of sour chamber (16) there are two parallelly distribute on,
Acid guiding tube (19) setting is distributed between the gap in the second agitating paddle of array distribution (18), and cavity is equipped with inside acid guiding tube (19)
Pipe, the left side connection of cavity pipe are led sour chamber (16), and cavity pipe the upper side and lower side is respectively provided with the connecting tube of a row array column distribution, connecting tube
It is interspersed on the inner wall of acid guiding tube (19), outlet tube is designed at connecting tube external port, is equipped with unidirectional liquid valve inside outlet tube,
It leads on the left of sour chamber (16) through the first acid inlet tube (8) connection the first acid storing tank (9), upper end is equipped with the on the left of the first acid storing tank (9)
The bottom of apparatus main body is arranged in one acid adding pipe (7), the settling tank (10), and settling tank (10) upper end passes through the second passage
(15) second level acid cleaning tank (20) are connected to, settling tank (10) lower end is equipped with drainage conduit (13), and drainage conduit (13) is equipped with and manually controls
Valve (14).
2. a kind of naphtha second level pickling desulfurizer according to claim 1, which is characterized in that the second level acid cleaning tank
(20) bottom and level-one acid cleaning tank (5) bottom are arranged to arc-shaped concave.
3. a kind of naphtha second level pickling desulfurizer according to claim 1, which is characterized in that first acid inlet tube
(8) and on the second acid inlet tube (25) it is designed with drawing liquid pump.
4. a kind of naphtha second level pickling desulfurizer according to claim 1, which is characterized in that the drainage conduit (13)
Material be arranged to glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711336743.6A CN107868676B (en) | 2017-12-14 | 2017-12-14 | A kind of naphtha second level pickling desulfurizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711336743.6A CN107868676B (en) | 2017-12-14 | 2017-12-14 | A kind of naphtha second level pickling desulfurizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107868676A CN107868676A (en) | 2018-04-03 |
| CN107868676B true CN107868676B (en) | 2019-10-29 |
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ID=61755828
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711336743.6A Active CN107868676B (en) | 2017-12-14 | 2017-12-14 | A kind of naphtha second level pickling desulfurizer |
Country Status (1)
| Country | Link |
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| CN (1) | CN107868676B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201501843U (en) * | 2009-09-07 | 2010-06-09 | 上海宝钢化工有限公司 | Coumarone continuous acid-cleaning device |
| CN206654888U (en) * | 2017-04-21 | 2017-11-21 | 东营市俊源石油技术开发有限公司 | A kind of feed naphtha desulfurization pickling tank |
-
2017
- 2017-12-14 CN CN201711336743.6A patent/CN107868676B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201501843U (en) * | 2009-09-07 | 2010-06-09 | 上海宝钢化工有限公司 | Coumarone continuous acid-cleaning device |
| CN206654888U (en) * | 2017-04-21 | 2017-11-21 | 东营市俊源石油技术开发有限公司 | A kind of feed naphtha desulfurization pickling tank |
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| Publication number | Publication date |
|---|---|
| CN107868676A (en) | 2018-04-03 |
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Effective date of registration: 20191008 Address after: 315181 No. 16 Hengjie West Road, Haishu District, Ningbo City, Zhejiang Province Applicant after: Zhu Lan Ying Address before: 050000 Gaoyi County, Shijiazhuang City, Hebei Province, North customs Village Applicant before: Wang Lan Xi |
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Effective date of registration: 20201130 Address after: 242200 west side of Guangping Road, Guangde Economic Development Zone, Xuancheng City, Anhui Province Patentee after: Anhui like environmental protection equipment Co., Ltd Address before: 315181 No. 16 Hengjie West Road, Haishu District, Ningbo City, Zhejiang Province Patentee before: Zhu Lanying |
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