CN205761059U - A kind of isomerization reaction device continuously - Google Patents
A kind of isomerization reaction device continuously Download PDFInfo
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- CN205761059U CN205761059U CN201620405401.XU CN201620405401U CN205761059U CN 205761059 U CN205761059 U CN 205761059U CN 201620405401 U CN201620405401 U CN 201620405401U CN 205761059 U CN205761059 U CN 205761059U
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- isomerization reaction
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- continuous isomerization
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Abstract
This utility model relates to a kind of isomerization reaction device continuously, including the feed pump being sequentially connected with, preheater, reactor, cooler, product collecting tank.Described reactor is the coil being made up of multiple end to end reaction columns, in each reaction column, epimere inner chamber is respectively arranged at two ends with a drainage screen up and down, many reaction tubes that are arranged in parallel and that extend it are provided with along direction, parallel cavity axis in cavity between two drainage screens, being filled with pellet type catalyst in each reaction tube, the width of mesh of described drainage screen is less than catalyst particle size.This utility model overcomes material and catalyst in existing continuous isomerization reaction and uses hybrid reaction, not only the response time is long, and reaction terminate after also need to increase the operation filtering catalyst, cause flow process the compactest, the shortcoming that production efficiency is low, has flow process compact, without additionally filtering catalyst, the sufficient advantage of material reaction.
Description
Technical field
This utility model relates to a kind of isomerization reaction device continuously, is particularly applicable in Oleum Terebinthinae isomerization reaction and prepares camphene even
In continuous production.
Background technology
Camphene is a kind of bicyclic diterpene alkenes organic compound, and it is naturally occurring in bergamot oil, citronella oil, Cedar oil etc. and is permitted
In many essential oil, it is mainly used as organic synthesis raw material, can be used for artificial camphor, spice, pesticide etc..Owing to natural camphene exists relatively
Few, therefore, it is the most all the camphene using synthesis.
The most industrial generally prepare camphene mainly with Oleum Terebinthinae (main component is pinene) at the work of acidic catalyst
Carry out isomerization in 125-140 DEG C under with, then obtain camphene finished product through vacuum fractionation.Industrial goods camphene content >=95%, fusing point
≥45℃.But existing preparation method is to use batch production, will raw pine fuel-economizing, catalyst once put in reactor also
Carry out mechanic whirl-nett reaction, react qualified rear material and through filter press, catalyst filtration is gone out, recycle, and produced
Thing.
The problem that the most existing batch production technique exists is as follows: 1, from starting to be dosed into reaction terminal procedure, stream
Journey is the compactest, the longest, and production efficiency is low；2, response speed is slow, uses mechanical agitation, and material and catalyst mix, instead
Between Ying Shi long, and catalyst needs the most again to put in reactor to use (as 201210556202.5 1 kinds utilize the sun
Shown in the reaction unit of energy photocatalysis hydrogen production)；3, inconvenient Automated condtrol, mainly by manual operation, except operation is loaded down with trivial details, labor
Outside fatigue resistance is big, control accuracy is the most poor；4, poor stability: isomerization reaction belongs to very exothermic reaction, and a still material is about
At 8-10 ton, during material reaction, temperature is difficult to control, and controls bad easily generation material spray accident；5, energy consumption is big, and cost is high.
Therefore provide that a kind of catalyst is arranged rationally, flow process is compact, the shortest, production efficiency is high, be capable of automatically controlling
System and accurate, the safe continuous isomerization reaction device of reaction controlling oneself become when business urgently.
Utility model content
Using hybrid reaction to overcome material and catalyst in existing continuous isomerization reaction, not only the response time is long,
And reaction terminate after also need to increase the operation filtering catalyst, cause flow process the compactest, the shortcoming that production efficiency is low, this practicality is newly
Type provides a kind of isomerization reaction device continuously, has flow process compact, the most excellent without additionally filtering catalyst, material reaction
Point.
The technical solution of the utility model is as follows:
A kind of isomerization reaction device continuously, receives including the feed pump being sequentially connected with, preheater, reactor, cooler, product
Collection tank, described reactor is the coil being made up of multiple end to end reaction columns, and in each reaction column, epimere inner chamber is upper
Under be respectively arranged at two ends with a drainage screen, be provided with arranged in parallel in the cavity between two drainage screens and prolong along direction, parallel cavity axis
The many reaction tubes stretched, are filled with pellet type catalyst in each reaction tube, the width of mesh of described drainage screen is less than catalyst particles
Grain size；The inwall of the hypomere inner chamber of described reaction column is provided with and multiple are positioned under the drainage screen of lower end and are spaced the most successively
The staggered baffle plate extended by the left side of cavity wall in reaction column or right laterally opposite side direction, the width of each baffle plate is more than reaction
Column radius.
Being different from the batch production method of traditional isomerization reaction, this continuous isomerization reaction device, at each reaction column
Baffle plate is inside set, and at gear packing particles between plates shape catalyst, and joined end to end by multiple reaction columns and constitute snakelike reaction tube,
Avoid that the response speed that the existing way that material and catalyst flow hybrid reaction causes is slow, operation is complicated, needs filter
The problem that catalyst, production efficiency are low, is also convenient for maintenance cleaning.Below the drainage screen of reaction column, arrange multiple interval hand over simultaneously
The baffle plate replaced, first could contact with catalyst after baffle plate after material charging, decrease the excessive damage of material feed pressure
The possibility of drainage screen, and improve the material response time in the reactor, material can fully be reacted.
The baffle number being provided with in described each reaction column is 3, and adjacent two baffle spacings are from for 450-550mm.This gear
Plate quantity and spacing makes material reaction best results.
Described total reactor length is 35-45m, a length of 4.5-5.5m of each reaction column, is distributed in each reaction column
The intracavity diameter of the distribution section responding pipe is 270-330mm, and baffle plate Breadth Maximum is 120-170mm；Set in each reaction column
Some reaction tube quantity is 37, a length of 2-3m, and each reaction tube is made up of the stainless steel tube of diameter 22-27mm；Described mistake
Filter screen is the stainless steel filter screen of 120-170 mesh.
Described reactor, reaction column suitable size, 120-170 mesh stainless steel filter screen mainly prevents catalyst from entering reaction
In liquid, the granular size of catalyst is suitable simultaneously, and reaction effect is good, and material reaction is abundant.
Temperature measuring equipment, the first heating folder it is equipped with on the lateral wall of the distribution section that described each reaction column is distributed reaction tube
Set and the second heating jacket；First heating jacket of each reaction column is interconnected formation water heating system by pipeline, this water
Heating system is provided with water inlet and outlet；Second heating jacket of each reaction column is heated by the formation steam that is interconnected
System, this steam-heating system is provided with steam inlet and steam (vapor) outlet.
Reaction temperature situation of change in temperature measuring equipment sensing reaction column, when reaction temperature exceedes design temperature, steam valve
Door is closed, and cooling water valve is opened, and cold water flows into the first heating jacket from water inlet；When reaction temperature is less than design temperature, instead
Answering cooling water valve to close, steam valve is opened, and steam flows into the second heating jacket from steam inlet；Realize reaction column temperature
Auto-control.
The steam (vapor) outlet of steam-heating system is connected with preheater thus the reaction mass of the preheated device of convection current carries out pre-
Heat, reduces energy consumption.
Described continuous isomerization reaction device also includes anti-explosion tank and the explosion-proof branch road of many groups, and the explosion-proof branch road of each group is respectively by position
Each pipeline that connects between two adjacent reaction columns is communicated to anti-explosion tank, and each group has been sequentially connected in series pneumatic operated valve and pressure on explosion-proof branch road
Power transmitter.
During due to catalytic reaction particularly isomerization reaction, the reaction temperature of material is difficult to control, and controls bad easily to occur
Material spray accident.Therefore, pressure transmitter, pneumatic operated valve it is set in reactor head and is connected with anti-explosion tank, it is simple to observing anti-at any time
Answering pressure changing, if exothermic heat of reaction is serious in reactor, is not under control, exceedes setting pressure, pneumatic operated valve will be from
Dynamic opening carries out pressure release in anti-explosion tank, it is ensured that the safety of reaction is carried out.
Described reactor is provided with offgas outlet, and this offgas outlet is connected with preheater thus the reaction of the preheated device of convection current
Material preheats, and effectively utilizes reaction preheating, energy efficient.
Described product collecting tank includes substandard product tank and qualified products tank, substandard product tank and feed pump import phase
Connect and realize reclaiming, improve utilization of materials.
It is additionally provided with effusion meter on connection pipeline between the outlet of described feed pump and preheater.By the control to effusion meter
System, can accurately control the most terebinthine addition of material so that feed uniform and stable, improves production efficiency.
Described cooler is spiral lamina condenser, and heat exchange area is 28-32, and condensation effect is good.
Compared with prior art, this utility model application has the advantage that
1) tubular reactor of this continuous isomerization reaction device disposably loads catalyst, save catalyst filtration equipment
And operation, simplify production procedure, it is ensured that the operating mode of continuous-stable, and below catalyst filling inner chamber, be provided with multiple baffle plate
Reaction column composition, it is not necessary to filter catalyst so that reaction process is compact, production efficiency is high, reaction is complete, maintain easily and clearly
Clean, saved cost, eliminated the mechanical agitation in old technology；
2) lateral wall of its reactor catalyst filling section is provided with temperature measuring equipment and heating jacket, feed pump outlet and preheating
Being provided with effusion meter between device, be automatically adjusted reaction temperature and inlet amount, control accuracy is high, decrease substantial amounts of manual operation with
And improve safety coefficient；
3) reactor of this continuous isomerization reaction device is connected with anti-explosion tank by pressure transmitter, pneumatic operated valve, improves
The safety of reaction, the convenient recovery to accident material；
4) by by reactor heating jacket steam (vapor) outlet and the UTILIZATION OF VESIDUAL HEAT IN of reaction end gas, decreasing the consumption of steam,
Reduce energy consumption.
Accompanying drawing explanation
Fig. 1 is the structural representation of continuous isomerization reaction device described in the utility model；
Fig. 2 is the structural representation of continuous isomerization reaction device reaction post described in the utility model；
Fig. 3 is the A-A sectional view of continuous isomerization reaction device reaction post described in the utility model.
Label declaration:
Feed pump 1, preheater 2, reactor 3, cooler 4, product collecting tank 5, anti-explosion tank 6, effusion meter 7, reaction column 31,
Drainage screen 32, reaction tube 33, baffle plate 34, offgas outlet 35, substandard product tank 51, qualified products tank 52, temperature measuring equipment 311,
First heating jacket 312, pneumatic operated valve 313, pressure transmitter the 314, second heating jacket 315, water inlet 3121, outlet
3122, steam inlet 3151, steam (vapor) outlet 3152.
Detailed description of the invention
Below in conjunction with Figure of description 1-3, the technical solution of the utility model is described in detail.
As Figure 1-3, one described in the utility model continuous isomerization reaction device, including the feed pump being sequentially connected with
1, preheater 2, reactor 3, cooler 4, product collecting tank 5.Described reactor 3 is by multiple end to end reaction column 31 structures
The coil become, in each reaction column 31, epimere inner chamber is respectively arranged at two ends with a drainage screen 32, between two drainage screens 32 up and down
It is provided with many reaction tubes 33 that are arranged in parallel and that extend along direction, parallel cavity axis in cavity, is filled with in each reaction tube 33
Pellet type catalyst, the width of mesh of described drainage screen 32 is less than catalyst particle size；The hypomere inner chamber of described reaction column 31
Inwall be provided with multiple be positioned under lower end drainage screen 32 and the most successively interleaved by reaction column 31 cavity wall
The baffle plate 34 that left side or right laterally opposite side direction are extended, the width of each baffle plate 34 is more than reaction column radius.Described each instead
Baffle plate 34 quantity being provided with in answering post 31 is 3, and adjacent two baffle plate 34 spacings are 450-550mm.Described reactor 3 total length
For 35-45m, a length of 4.5-5.5m of each reaction column 31, the distribution section of reaction tube 33 in each reaction column 31, is distributed
Intracavity diameter is 270-330mm, and baffle plate 34 Breadth Maximum is 120-170mm；Reaction tube 33 number being provided with in each reaction column 31
Amount is 37, a length of 2-3m, and each reaction tube 33 is made up of the stainless steel tube of diameter 22-27mm；Described drainage screen 32 is
The stainless steel filter screen of 120-170 mesh.It is all provided with on the lateral wall of the distribution section that described each reaction column 31 is distributed reaction tube 33
There are temperature measuring equipment the 311, first heating jacket 312 and the second heating jacket 315；First heating jacket 312 of each reaction column 31
Being interconnected formation water heating system by pipeline, this water heating system is provided with water inlet 3121 and outlet 3122；Each
Second heating jacket 315 of reaction column 31 is by the formation steam-heating system that is interconnected, and this steam-heating system is provided with steaming
Vapor inlet 3151 and steam (vapor) outlet 3152.The steam (vapor) outlet 3152 of steam-heating system is connected with preheater 2 thus to flowing through
The reaction mass of preheater 2 preheats.Described continuous isomerization reaction device also includes anti-explosion tank 6 and the explosion-proof branch road of many groups,
The explosion-proof branch road of each group is communicated to anti-explosion tank 6 by each pipeline that connects between two adjacent reaction columns 31 respectively, explosion-proof of each group
Pneumatic operated valve 313 and pressure transmitter 314 it has been sequentially connected in series on road.Described reactor 3 is provided with offgas outlet 35, this offgas outlet 35
It is connected with preheater 2 thus the reaction mass of the preheated device of convection current 2 preheats.Described product collecting tank 5 includes defective
Products pot 51 and qualified products tank 52, substandard product tank 51 is connected with feed pump 1 import and realizes reclaiming.Described feed pump 1
It is additionally provided with effusion meter 7 on connection pipeline between outlet and preheater 2.Described cooler 4 is spiral lamina condenser, heat exchange area
For 28-32.
Continuous isomerization reaction device described in the utility model is not only limited only to above-described embodiment, every according to this
Any improvement of utility model principle or replacement, all should be within protection domain of the present utility model.
Claims (10)
1. a continuous isomerization reaction device, including the feed pump (1) being sequentially connected with, preheater (2), reactor (3), cooler
(4), product collecting tank (5), it is characterised in that: described reactor (3) is be made up of multiple end to end reaction columns (31)
Coil, in each reaction column (31), epimere inner chamber is respectively arranged at two ends with a drainage screen (32), between two drainage screens (32) up and down
Cavity in be provided with many reaction tubes (33) that are arranged in parallel and that extend along direction, parallel cavity axis, in each reaction tube (33)
Being filled with pellet type catalyst, the width of mesh of described drainage screen (32) is less than catalyst particle size；Described reaction column (31)
The inwall of hypomere inner chamber be provided with multiple be positioned under lower end drainage screen (32) and the most successively interleaved by reaction column
(31) baffle plate (34) that the left side of interior cavity wall or right laterally opposite side direction are extended, the width of each baffle plate (34) is more than reaction
Column radius.
Continuous isomerization reaction device the most according to claim 1, it is characterised in that: it is provided with in described each reaction column (31)
Baffle plate (34) quantity be 3, adjacent two baffle plates (34) spacing is 450-550mm.
Continuous isomerization reaction device the most according to claim 1, it is characterised in that: described reactor (3) total length is 35-
45m, a length of 4.5-5.5m of each reaction column (31), be distributed the distribution section of reaction tube (33) in each reaction column (31)
Intracavity diameter is 270-330mm, and baffle plate (34) Breadth Maximum is 120-170mm；The reaction tube being provided with in each reaction column (31)
(33) quantity is 37, a length of 2-3m, and each reaction tube (33) is made up of the stainless steel tube of diameter 22-27mm；Described filtration
Net (32) is the stainless steel filter screen of 120-170 mesh.
Continuous isomerization reaction device the most according to claim 1, it is characterised in that: described each reaction column (31) is distributed
Temperature measuring equipment (311), the first heating jacket (312) and the second heating folder it is equipped with on the lateral wall of the distribution section of reaction tube (33)
Set (315)；First heating jacket (312) of each reaction column (31) is interconnected formation water heating system by pipeline, this water
Heating system is provided with water inlet (3121) and outlet (3122)；Second heating jacket (315) of each reaction column (31) leads to
Crossing the formation steam-heating system that is interconnected, this steam-heating system is provided with steam inlet (3151) and steam (vapor) outlet
(3152)。
Continuous isomerization reaction device the most according to claim 4, it is characterised in that: the steam (vapor) outlet of steam-heating system
(3152) it is connected with preheater (2) thus the reaction mass of the preheated device of convection current (2) preheats.
Continuous isomerization reaction device the most according to claim 1, it is characterised in that: described continuous isomerization reaction device also wraps
Including anti-explosion tank (6) and the explosion-proof branch road of many groups, the explosion-proof branch road of each group is respectively by being positioned at respectively connecting between two adjacent reaction columns (31)
Adapter road is communicated to anti-explosion tank (6), and each group has been sequentially connected in series pneumatic operated valve (313) and pressure transmitter (314) on explosion-proof branch road.
Continuous isomerization reaction device the most according to claim 1, it is characterised in that: described reactor (3) is provided with tail gas and goes out
Mouth (35), this offgas outlet (35) is connected with preheater (2) thus the reaction mass of the preheated device of convection current (2) preheats.
Continuous isomerization reaction device the most according to claim 1, it is characterised in that: described product collecting tank (5) includes not
Qualified products tank (51) and qualified products tank (52), substandard product tank (51) is connected with feed pump (1) import and realizes reclaiming.
Continuous isomerization reaction device the most according to claim 1, it is characterised in that: described feed pump (1) exports and preheats
Effusion meter (7) it is additionally provided with on connection pipeline between device (2).
Continuous isomerization reaction device the most according to claim 1, it is characterised in that: described cooler (4) is that spiral lamina is cold
Condenser, heat exchange area is 28-32.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620405401.XU CN205761059U (en) | 2016-05-06 | 2016-05-06 | A kind of isomerization reaction device continuously |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620405401.XU CN205761059U (en) | 2016-05-06 | 2016-05-06 | A kind of isomerization reaction device continuously |
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| Publication Number | Publication Date |
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| CN205761059U true CN205761059U (en) | 2016-12-07 |
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| CN201620405401.XU Active CN205761059U (en) | 2016-05-06 | 2016-05-06 | A kind of isomerization reaction device continuously |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108212026A (en) * | 2018-04-08 | 2018-06-29 | 合润科技有限公司 | A kind of hydrogenation reactor for producing polyalphaolefin |
-
2016
- 2016-05-06 CN CN201620405401.XU patent/CN205761059U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108212026A (en) * | 2018-04-08 | 2018-06-29 | 合润科技有限公司 | A kind of hydrogenation reactor for producing polyalphaolefin |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210909 Address after: 354200 No. 85 Tower Road, Hui Yao Industrial Park, Jianyang District, Nanping, Fujian Patentee after: FUJIAN NANPING GREEN PINE CHEMICAL Co.,Ltd. Address before: 354200 Huiyao Industrial Park, Jianyang District, Nanping City, Fujian Province Patentee before: FUJIAN GREEN PINE Co.,Ltd. |