CN205948874U - Horizontal alkylation reaction ware with recycle acid feed distribution pipe - Google Patents
Horizontal alkylation reaction ware with recycle acid feed distribution pipe Download PDFInfo
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- CN205948874U CN205948874U CN201620084301.1U CN201620084301U CN205948874U CN 205948874 U CN205948874 U CN 205948874U CN 201620084301 U CN201620084301 U CN 201620084301U CN 205948874 U CN205948874 U CN 205948874U
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Abstract
The utility model provides a horizontal alkylation reaction ware with recycle acid feed distribution pipe, it includes body, positioning disk, mechanical seal system and motor, the body is equipped with cryogen entry, cryogen export, reaction product and sour export, raw materials import, recycle acid entry, spent acid export, mixture outlet, safe valve port respectively, this is internal to be equipped with interior circulating sleeve, and the positioning disk of body rear end passes through mechanical seal system and is connected with the motor, being equipped with U type pipe heat exchanger tube bundles in the interior circulating sleeve, being equipped with the screw between interior circulating sleeve end and the positioning disk, mechanical seal system is arranged in to the main shaft of screw to be connected through shaft coupling and motor, the recycle acid entry even has recycle acid feed distribution pipe, and this recycle acid feed distribution pipe's end is the end cap, and this end cap has the trompil, raw materials import connects the raw materials distributor pipe. The utility model discloses making its recycle acid be the spurting through the hole and mixing with the raw materials, the screw that goes directly is anterior, reaches acid and mixes fully with the material, and the dispersion evenly is favorable to alkylation reaction to go on.
Description
Technical field
The utility model belongs to refining device field, is related to a kind of horizontal alkylation reactor, and more particularly, to one kind is provided with
Recycle acid feeds the horizontal alkylation reactor of distributor pipe.
Background technology
Horizontal alkylation reactor is horizontal eccentric double fulcrum built-in U-tube heat exchanger type stirred reactors, belongs to II class pressure
Force container, is catalyst（H2SO4）Key equipment in method alkylated reaction（Catalyst is 90% ~ 98% concentrated sulfuric acid）.Reaction raw materials
（Oil liquefied gas C 4 fraction, main component iso-butane and butylene）Under concentrated sulfuric acid effect, there is alkyl addition reaction, generate band
The paraffins mixture of multiple side chains, is referred to as alkylate oil.This reaction is liquid phase exothermic reaction, and relatively low reaction temperature is conducive to
Reaction balance is carried out to positive direction, but can reduce reaction rate；Higher reaction temperature is conducive to improving reaction rate, but can press down
System reaction balance is carried out to positive direction, reduces the yield of product.Therefore, this alkyl addition reaction needs an optimum
Reaction temperature, control reaction carry out under optimum reaction temperature, not only can accelerate reaction rate, and reaction can be improved
The yield of product.In course of reaction, the concentrated sulfuric acid is continuous phase, and reaction raw materials are dispersion phase, in order to prevent temperature rise in course of reaction
Too high it is necessary to make the concentrated sulfuric acid excessive, reaction raw materials are a small amount of；In order that the butene reaction in reaction raw materials is completely, reaction raw materials are joined
The ratio butylene that must be substantial amounts of iso-butane+a small amount of, therefore, enters the feature that horizontal alkylation reactor participates in reaction mass
It is containing a large amount of concentrated sulfuric acids, middle amount iso-butane and a small amount of butylene.And in order that reaction carries out thoroughly complete, sleeping to entering into
The uniformity coefficient of the various material dispersion mixing of formula alkylation reactor is particularly significant to alkyl addition reaction.
The horizontal alkylation reactor of patent（Patent No. ZL 200520078557.3）Although directly being crouched using saddle support
It is placed in ground base, do not have vertical large-scale framework, easy to operate；Motor and spiral agitator direct connection, structure simple it is easy to right
In, power consumption is little；Heat collector adopts U heat exchange bundle it is easy to extract out, convenient maintenance.But this alkylation reactor recycle acid
Import is undesirable for recycle acid distribution effects, and efficiency is also not up to expected, it is uniform that needs continuation raising acid is mixed with raw material
Property.
Utility model content
The purpose of this utility model is to overcome problems of the prior art, providing one kind to be effectively improved recycle acid
The horizontal alkylation reactor being provided with recycle acid charging distributor pipe of distribution effects.
A kind of horizontal alkylation reactor being provided with recycle acid charging distributor pipe of the present utility model, it includes body, leads
To disk, mechanical sealing system and motor, described body be respectively equipped with cryogen entrance, cryogen outlet, product and acid outlet,
Material inlet, recycle acid entrance, spent acid outlet, mixture outlet, relief valve port；Described is provided with interior circulation sleeve in vivo, this
The positioning disk of body rear end is connected with motor by mechanical sealing system；It is provided with U-tube heat-exchanging tube bundle in described interior circulation sleeve,
It is provided with screw, the main shaft of screw is placed in mechanical sealing system, and passes through between interior circulation barrel end and described positioning disk
Shaft coupling is connected with described motor；Described recycle acid entrance is connected with recycle acid charging distributor pipe, and this recycle acid feeds distributor pipe
End be plug, this plug has perforate；Described material inlet connects feed distribution pipe.
The structure of described plug be blind plate, circular head, horn-like anemostat or band the horn-like anemostat of circular head.
The center line of described recycle acid entrance feeds the center line of distributor pipe and described feed distribution pipe with described recycle acid
Centerline in same level, can be for one heart or decentraction.
20 ~ 100 φ 5 ~ φ 30 dispersion hole are opened on described blind plate, pass is circular hole or elliptical aperture, is distributed by dislocation mode
Or be not distributed by dislocation mode, not perforate or open 20 ~ 1000 φ 5 ~ φ 30 and disperse on recycle acid charging distributor pipe " L " straight length
Hole, pass is circular hole, elliptical aperture or slotted hole etc., is distributed by dislocation mode or is not distributed by dislocation mode.
Described circular head is ellipse head, dome head or butterfly end socket, circular head is opened 20 ~ 100 φ 5 ~
φ 30 dispersion hole, pass is circular hole or elliptical aperture, is distributed by dislocation mode or is not distributed by dislocation mode, recycle acid charging distribution
Not perforate or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole on pipe " L " straight length, pass is circular hole, elliptical aperture or slotted hole, pushes the wrong
Position mode is distributed or is not distributed by dislocation mode.
Described horn-like anemostat angle [alpha] is 1 ° ~ 89 °, and anemostat big end blind plate is shut, blind plate open 20 ~ 100 φ 5 ~
φ 30 dispersion hole, pass is circular hole, elliptical aperture or slotted hole, is distributed by dislocation mode or is not distributed by dislocation mode, recycle acid
Not perforate or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole on charging distributor pipe " L " straight length, pass is circular hole, elliptical aperture or length
Circular hole, is distributed by dislocation mode or is not distributed by dislocation mode.
Described 1 ° ~ 89 ° of circular head horn-like anemostat angle c of band, the big end of anemostat is provided with circular head, circular
End socket is ellipse head, dome head or butterfly end socket, opens 20 ~ 200 φ 5 ~ φ 30 dispersion hole, pass is on circular head
Circular hole or elliptical aperture, are distributed by dislocation mode or are not distributed by dislocation mode, can not on recycle acid charging distributor pipe " L " straight length
Perforate or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole, pass is circular hole, elliptical aperture or slotted hole, is distributed by dislocation mode or not
It is only limitted to dislocation mode to be distributed.
The utility model compared with prior art has advantages below：
1st, stretch reactor length in recycle acid charging distributor pipe in the utility model to lengthen, through screw is anterior, and wears
Cross stock dispersion pipe, carry out being sufficiently mixed reaction beneficial to recycle acid and raw material.Position before screw for the axial direction part is solid with gusset
On circulating sleeve cylinder, effectively resist the impact that fluid feeds distributor pipe to recycle acid, the vibration of suppression axial direction part feed pipe.
2nd, the recycle acid charging distributor pipe in the utility model, the end that this recycle acid feeds distributor pipe is set to plug knot
Structure, perforate on described stopper structure so as to recycle acid is mixed with raw material in spurting by hole, go directly described screw before
Portion, is reached acid and is mixed fully with material, be uniformly dispersed, be conducive to alkylated reaction to carry out.
Brief description
The further details of explanation to specific embodiment of the present utility model below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that in the utility model, recycle acid charging distribution pipe end is provided with blind plate schematic diagram.
Fig. 3 is that in the utility model, recycle acid charging distribution pipe end is provided with circular head schematic diagram.
Fig. 4 is that in the utility model, recycle acid charging distribution pipe end is provided with horn-like anemostat schematic diagram.
Fig. 5 is that in the utility model, recycle acid charging distribution pipe end is provided with band circular head horn-like anemostat signal
Figure.
In figure：1 U-tube heat-exchanging tube bundle, 2 body, 201 cryogen entrance 202 cryogen outlet 203 reaction is produced
Thing and acid outlet 204 material inlet, 205 recycle acid entrance 206 spent acid export 207 mixture outlets 208 and pacify
Full valve mouth 3 positioning disk, 4 mechanical sealing system, 5 motor, 6 screw, 7 feed distribution pipe 8 interior circulation
Sleeve 9 recycle acid feeds distributor pipe " L " straight length.
Specific embodiment
A kind of as Fig. 1 is provided with the horizontal alkylation reactor that recycle acid feeds distributor pipe, and it includes body 2, positioning disk
3rd, mechanical sealing system 4 and motor 5, body 2 is respectively equipped with cryogen entrance 201, cryogen outlet 202, product and acid and goes out
Mouth 203, material inlet 204, recycle acid entrance 205, spent acid outlet 206, mixture outlet 207, relief valve port 208；In body 2
It is provided with interior circulation sleeve 8, the positioning disk 3 of body 2 rear end is connected with motor 5 by mechanical sealing system 4；Interior circulation sleeve 8
Inside it is provided with U-tube heat-exchanging tube bundle 1, between interior circulation sleeve 8 end and described positioning disk 3, be provided with screw 6, the master of screw 6
Axle is placed in mechanical sealing system 4, and is connected with described motor 5 by shaft coupling；Recycle acid entrance 205 is connected with recycle acid charging
Distributor pipe, the end that this recycle acid feeds distributor pipe is plug, and this plug has perforate；Material inlet 204 connects feed distribution pipe
7.The structure of plug be blind plate, circular head, horn-like anemostat or band the horn-like anemostat of circular head.Recycle acid entrance
205 center line and described recycle acid feed the center line of distributor pipe and the centerline of described feed distribution pipe 7 in same water
Plane, can be concentric or different.
As opened 20 ~ 100 φ 5 ~ φ 30 dispersion hole on the blind plate of Fig. 2, pass is circular hole or elliptical aperture, divides by dislocation mode
Cloth or be not distributed by dislocation mode, not perforate or open 20 ~ 1000 φ 5 ~ φ 30 on recycle acid charging distributor pipe " L " straight length 9
Dispersion hole, pass is circular hole, elliptical aperture or slotted hole etc., is distributed by dislocation mode or is not distributed by dislocation mode.
Circular head as Fig. 3 is ellipse head, dome head or butterfly end socket, opens 20 ~ 100 φ on circular head
5 ~ φ 30 dispersion hole, pass is circular hole or elliptical aperture, is distributed by dislocation mode or is not distributed by dislocation mode, recycle acid charging point
Not perforate or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole on stringing " L " straight length 9, pass is circular hole, elliptical aperture or slotted hole,
It is distributed by dislocation mode or be not distributed by dislocation mode.
Horn-like anemostat angle [alpha] as Fig. 4 is 1 ° ~ 89 °, and anemostat big end blind plate is shut, and opens 20 ~ 100 in blind plate
φ 5 ~ φ 30 dispersion hole, pass is circular hole, elliptical aperture or slotted hole, is distributed by dislocation mode or is not distributed by dislocation mode, follows
Not perforate or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole on naphthenic acid charging distributor pipe " L " straight length 9, pass is circular hole, elliptical aperture
Or slotted hole, it is distributed by dislocation mode or be not distributed by dislocation mode.
As 1 ° ~ 89 ° of the band circular head horn-like anemostat angle c of Fig. 5, the big end of anemostat is provided with circular head,
Circular head is ellipse head, dome head or butterfly end socket, opens 20 ~ 200 φ 5 ~ φ 30 dispersion hole, hole on circular head
Type is circular hole or elliptical aperture, is distributed by dislocation mode or is not distributed by dislocation mode, and recycle acid feeds distributor pipe " L " straight length 9
On can not perforate or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole, pass is circular hole, elliptical aperture or slotted hole, divides by dislocation mode
Cloth or be not limited only to dislocation mode and be distributed.Its recycle acid is made to mix with raw material in spurting by hole, go directly described screw
Near front portion.
Catalyst method alkylation process is with oil liquefied gas C 4 fraction（Main component iso-butane and butylene）For raw material life
Produce high octane gasoline component（Alkylate oil）Oil refining process.
The utility model patent purpose is to make material and catalyst by this reactor（The concentrated sulfuric acid）Reach and be sufficiently mixed
With emulsification, flowing and circulate, and guarantee that heat-exchanging tube bundle takes away reaction heat in time reaching the purpose of more preferable reaction, produce with
Isooctane is the alkylate oil of main component.Its feature of this reactor includes motor 5 and passes through shaft coupling direct connection with screw 6,
Reactor body 2 forms horizontal vessel with interior circulation cylinder 8, in order to complete acid, the mixing of emulsifying raw material liquid and circulation.Catalyst
（H2SO4）Pass through recycle acid entrance 205 and material inlet 204 with raw material respectively, through entrance dispersion pipe 7 and recycle acid charging distribution
Pipe 9 is reacted at through screw impeller, quickly rotates the strong cutting of formation and high degree of agitation through screw impeller, makes acid
It is in emulsified state with raw material.The emulsion of mixing is turned back in reactor positioning disk 3, along interior circulation sleeve 8 and reactor body 2
Annular space flows to cooling tube bundle one end, turns back in the head of tube bank again and enters inside interior circulation sleeve 8, again flows to screw one
End, forms the logistics of a high-speed circulating.The product completing alkylated reaction is gone in product and acid outlet 203 rising
Acid settler carries out sour hydrocarbon and separates, and the product hydrocarbon phase isolated enters next link, and acid mutually loops back reactor and continues ginseng
With alkylated reaction.
Built-in U-tube heat-exchanging tube bundle 1 is passed through reaction effluent by cryogen entrance 202, flashed by reaction effluent
Journey takes reaction heat in reactor away, provides suitable temperature conditionss for reaction it is suppressed that alkylation side reaction occurs.Due to anti-
Answer device inner loop flow rate very high, be conducive to heat diffusion so that each point reaction temperature substantially close to.
The high-speed rotation of screw 6 further promotes the flow at high speed of liquid, enhances the heat-transfer effect of tube bank.Screw 6
Higher rotation also makes acid and raw material strenuous exercise, raw material is dispersed in rapidly in acid emulsifier liquid it is ensured that acid, raw material abundant
Contact, reaction.These design features of reactor, are conducive to improving alkylate oil yield and quality.
Relief valve port 208 is additionally provided with reactor body 2, and the spent acid using in checking maintenance exports 206, mixture
Outlet 207 etc..
The supporting electricity instrument mouth of pipe such as thermometer mouth, gauge port, blow valve port is additionally provided with reactor and the mouth of pipe, to improve certainly
Dynamicization level and the operational monitoring of equipment.
Claims (5)
1. a kind of horizontal alkylation reactor being provided with recycle acid charging distributor pipe, it includes body（2）, positioning disk（3）, machinery
Sealing system（4）And motor（5）, described body（2）It is respectively equipped with cryogen entrance（201）, cryogen outlet（202）, reaction produce
Thing and acid outlet（203）, material inlet（204）, recycle acid entrance（205）, spent acid outlet（206）, mixture outlet（207）、
Relief valve port（208）；Described body（2）Inside it is provided with interior circulation sleeve（8）, body（2）The positioning disk of rear end（3）Close by machinery
Envelope system（4）With motor（5）Connect；Described interior circulation sleeve（8）Inside it is provided with U-tube heat-exchanging tube bundle（1）, interior circulation sleeve
（8）End and described positioning disk（3）Between be provided with screw（6）, screw（6）Main shaft be placed in mechanical sealing system（4）, and
By shaft coupling and described motor（5）Connect；Described recycle acid entrance（205）It is connected with recycle acid charging distributor pipe, this circulation
The end of acid charging distributor pipe is plug, and this plug has perforate；Described material inlet（204）Connect feed distribution pipe（7）, it is special
Levy and be：The structure of described plug be blind plate, circular head, horn-like anemostat or band the horn-like anemostat of circular head；Institute
State recycle acid entrance（205）Center line feed the center line of distributor pipe and described feed distribution pipe with described recycle acid（7）'s
Centerline, in same level, can be concentric or decentraction.
2. as claimed in claim 1 a kind of be provided with recycle acid feed distributor pipe horizontal alkylation reactor it is characterised in that：
20 ~ 100 φ 5 ~ φ 30 dispersion hole are opened on described blind plate, pass is circular hole or elliptical aperture, is distributed by dislocation mode or does not push the wrong
Position mode is distributed, and recycle acid feeds distributor pipe " L " straight length（9）On not perforate or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole, hole
Type is circular hole, elliptical aperture or slotted hole etc., is distributed by dislocation mode or is not distributed by dislocation mode.
3. as claimed in claim 2 a kind of be provided with recycle acid feed distributor pipe horizontal alkylation reactor it is characterised in that：
Described circular head is ellipse head, dome head or butterfly end socket, opens 20 ~ 100 φ 5 ~ φ 30 and disperse on circular head
Hole, pass is circular hole or elliptical aperture, is distributed by dislocation mode or is not distributed by dislocation mode, and recycle acid charging distributor pipe " L " is straight
Pipeline section（9）On not perforate or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole, pass is circular hole, elliptical aperture or slotted hole, by dislocation side
Formula is distributed or is not distributed by dislocation mode.
4. as claimed in claim 2 a kind of be provided with recycle acid feed distributor pipe horizontal alkylation reactor it is characterised in that：
Described horn-like anemostat angle [alpha] is 1 ° ~ 89 °, and anemostat big end blind plate is shut, and opens 20 ~ 100 φ 5 ~ φ 30 in blind plate and disperses
Hole, pass is circular hole, elliptical aperture or slotted hole, is distributed by dislocation mode or is not distributed by dislocation mode, recycle acid charging distribution
Pipe " L " straight length（9）On not perforate or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole, pass is circular hole, elliptical aperture or slotted hole,
It is distributed by dislocation mode or be not distributed by dislocation mode.
5. as claimed in claim 2 a kind of be provided with recycle acid feed distributor pipe horizontal alkylation reactor it is characterised in that：
Described 1 ° ~ 89 ° of circular head horn-like anemostat angle c of band, the big end of anemostat is provided with circular head, and circular head is ellipse
Circle end socket, dome head or butterfly end socket, open 20 ~ 200 φ 5 ~ φ 30 dispersion hole on circular head, and pass is circular hole or ellipse
Circular hole, is distributed by dislocation mode or is not distributed by dislocation mode, and recycle acid feeds distributor pipe " L " straight length（9）On can not perforate
Or open 20 ~ 1000 φ 5 ~ φ 30 dispersion hole, pass is circular hole, elliptical aperture or slotted hole, is distributed by dislocation mode or not only limits
It is distributed in dislocation mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620084301.1U CN205948874U (en) | 2016-01-28 | 2016-01-28 | Horizontal alkylation reaction ware with recycle acid feed distribution pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620084301.1U CN205948874U (en) | 2016-01-28 | 2016-01-28 | Horizontal alkylation reaction ware with recycle acid feed distribution pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205948874U true CN205948874U (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620084301.1U Active CN205948874U (en) | 2016-01-28 | 2016-01-28 | Horizontal alkylation reaction ware with recycle acid feed distribution pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205948874U (en) |
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- 2016-01-28 CN CN201620084301.1U patent/CN205948874U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201207 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: LANZHOU HUANQIU ENGINEERING Co.,Ltd. Address before: Xigu District of Gansu province Lanzhou City welfare road 730060 No. 191 Patentee before: LANZHOU HUANQIU ENGINEERING Co.,Ltd. |
|
| TR01 | Transfer of patent right |