CN105771857A - Premixing reactor - Google Patents
Premixing reactor Download PDFInfo
- Publication number
- CN105771857A CN105771857A CN201610274726.3A CN201610274726A CN105771857A CN 105771857 A CN105771857 A CN 105771857A CN 201610274726 A CN201610274726 A CN 201610274726A CN 105771857 A CN105771857 A CN 105771857A
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- China
- Prior art keywords
- premixing
- reactor
- mixing apparatus
- reactor body
- charging aperture
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- 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
- B01J19/1868—Stationary reactors having moving elements inside resulting in a loop-type movement
- B01J19/1875—Stationary reactors having moving elements inside resulting in a loop-type movement internally, i.e. the mixture circulating inside the vessel such that the upwards stream is separated physically from the downwards stream(s)
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- 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
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
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- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a premixing reactor. The premixing reactor comprises a reactor body, a reactor jacket, a premixing device, a stirrer and a reactor support. The reactor jacket is arranged on the outer side of the reactor body, and an external temperature adjustment cavity is formed between the reactor jacket and the reactor body. The premixing device is positioned at the inner upper end of the reactor body and is provided with premixing feed ports as many as reactor feed ports and a premixing discharge port, and the premixing feed ports are connected with the reactor feed ports. The premixing stirrer is arranged in the premixing device and comprises a premixing motor, premixing stirring blades and a premixing transmission shaft, wherein the premixing motor is arranged at the top of the reactor body, and the premixing stirring blades are connected with the premixing motor through the premixing transmission shaft. The premixing device is additionally arranged in the reactor to enable all the raw materials to be mixed sufficiently, reaction is accelerated and production efficiency is improved.
Description
Technical field
The present invention relates to pressure vessel field, especially relate to a kind of premixing reaction still.
Background technology
Reactor is combined reaction container, according to reaction condition to reactor structure function and the design configuring adnexa.All can complete pre-set reactions steps with higher automaticity from the charging-reaction-discharging started, the temperature in course of reaction, pressure, mechanics are controlled the important parameters such as (stirring, air blast etc.), reactant/product concentration and carry out strict regulation and control.Its structure is generally made up of kettle, actuating device, agitating device, heater, chiller, sealing device.Auxiliary equipment supporting accordingly: dephlegmator, condenser, water knockout drum, collecting tank, filter etc..
Temperature, reactant exposure level required when the reaction rate of reactor reacts with reactant are relevant, therefore, in order to improve production efficiency, under the premise that security is guaranteed, regulate temperature as much as possible so as to quickly enter optimal reaction temperature.Meanwhile, so as to be sufficiently mixed contact, it is thus achieved that fastest response speed.But, the hybrid technology that the reactor of prior art adopts appoints the requirement so not reaching production optimum speed, therefore to obtain higher production efficiency, the invention provides a kind of premixing reaction still.
Summary of the invention
Problem to be solved by this invention is, for above-mentioned shortcoming of the prior art, it is proposed to innovation scheme, especially one can improve mixability, accelerates reaction, improves the premixing reaction still of production efficiency.
For solving the problems referred to above, the scheme that the present invention adopts is as follows: a kind of premixing reaction still, including reactor body, reacting kettle jacketing, pre-mixing apparatus, agitating device and reactor support, it is characterised in that described reactor body is arranged on reactor support；Described reactor bodies top is provided with at least two reactor charging aperture；Described reactor body bottom portion is provided with a reactor discharging opening；Described reacting kettle jacketing is arranged on reactor outer body, and and forms external temp adjustment chamber between reactor body；The top of described reacting kettle jacketing is provided with chuck outlet；The bottom of described reacting kettle jacketing is provided with chuck water inlet；Described pre-mixing apparatus is positioned at the upper end of reactor body interior；Described pre-mixing apparatus is provided with the premixing charging aperture identical with reactor charging aperture quantity and a premixing discharging opening；Described premixing charging aperture is connected with reactor charging aperture；Described pre-mixing apparatus is conical structure；Described premixing discharging opening is arranged on bottom pre-mixing apparatus；Described premixing charging aperture is arranged on pre-mixing apparatus top；Premixing agitator it is provided with inside described pre-mixing apparatus；Described premixing agitator includes premixing motor, premixing paddle and premixing power transmission shaft；Described premixing motor is arranged on reactor bodies top；Described premixing paddle is connected with premixing motor by premixing power transmission shaft；Described agitating device is arranged on reactor, and this is internal, is positioned at below pre-mixing apparatus.
Further, premixing reaction still according to above-mentioned design, described agitating device is arranged along reactor body central line.
Further, premixing reaction still according to above-mentioned design, described agitating device includes the sub-agitator of arranged in parallel two and the connection wall for connexon agitator；The sub-agitator of said two and connection wall form one and accelerate mixing duct；The inwall of sub-agitator with reactor body is connected by described connection wall；Described connection wall has built-in temperature and regulates chamber；Described built-in temperature regulates chamber and connects with external temp adjustment chamber.
Further, premixing reaction still according to above-mentioned design, described sub-agitator includes stirring paddle, shaft and servomotor；Described stirring paddle is connected with servomotor by shaft；Described servomotor is arranged on outside reacting kettle jacketing；Described stirring paddle is arranged in acceleration mixing duct；The thrust that the liquid accelerated in mixing duct is downward can be provided during the work of described stirring paddle.
Further, premixing reaction still according to above-mentioned design, the lower position of described reactor body interior is provided with drainage system；Described drainage system can the liquid drain of in the future autoacceleration mixing duct move upward.
Further, premixing reaction still according to above-mentioned design, described drainage system is conical structure, and its taper seat is the arcuate structure caved inward.
Further, premixing reaction still according to above-mentioned design, described reacting kettle jacketing is connected with temperature regulating medium holding vessel and circulating pump；Described external temp regulates intracavity and is provided with temperature regulating medium.
The technique effect of the present invention is as follows: the premixing reaction still of the present invention, before each raw material entrance reactor body reacts, carries out premixing, prepares for ensuing reaction, thus improving reaction efficiency, improving production efficiency, expanding production, saving cost of labor.
When the premixing reaction still of the present invention utilizes stirring paddle to start, produce downward motive force, make the intrinsic downward liquid flow of reactor, when liquid haptoreaction still body bottom portion, turn under the effect of reactor body bottom portion and move upward, preferred reaction still body bottom portion is arcuate structure, the liquid flowed downward taps under the reactor body effect of curved bottom structure and flows to surrounding, finally move up to reactor body upper part, and then entrance agitating device, form circulation stirring.The agitating device of the present invention is for accelerating mixing duct structure, it is possible to reactor body is divided into two parts, under the effect of agitating device, circulates in this internal formation of reactor.Connection wall for splitting reactor body is set to hollow structure；Namely form built-in temperature and regulate chamber, and built-in temperature regulates chamber and connects with external temp adjustment chamber.Fill set temperature regulating medium in external temp adjustment chamber and built-in temperature adjustment intracavity, temperature regulating medium enters external temp from the chuck water inlet bottom reacting kettle jacketing and regulates chamber and built-in temperature adjustment chamber, then discharge from the chuck outlet on reacting kettle jacketing top, form a circulation.Reaction temperature in reactor is adjusted.
In the lower section of recirculation unit, reactor body interior be connected with drainage system, be used for improving the intrinsic liquid circulation stirring efficiency of reactor, be namely provided with drainage system at this internal bottom position that is positioned at of reactor.Drainage system is preferably conical structure, and its taper seat is the arcuate structure caved inward.
Further, it is provided above pre-mixing apparatus at circulation stirring device, for improving stirring efficiency further, improves production efficiency, reduce production cost.
Accompanying drawing explanation
Fig. 1 is premixing reaction still structural representation.
Fig. 2 is pre-mixing apparatus structural representation.
Fig. 3 is agitating device structural representation.
Fig. 4 is drainage system three-view diagram.
Fig. 5 is pre-mixing apparatus part-structure schematic diagram.
Wherein, 1 is reactor body；2 is reacting kettle jacketing；3 is pre-mixing apparatus；4 is reactor support；5 is drainage system；6 is agitating device；7 regulate chamber for external temp；8 regulate chamber for built-in temperature；11 is reactor charging aperture；12 is reactor discharging opening；21 is chuck water inlet；22 is chuck outlet；31 is premixing motor；32 is premixing power transmission shaft；33 is premixing paddle；34 is premixing charging aperture；35 is premixing discharging opening；51 is drainage system left view；52 is drainage system front view；53 is drainage system top view；61 is sub-agitator；62 for connecting wall；63 is servomotor；64 is stirring paddle；65 is shaft.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further details.
Embodiment 1: a kind of premixing reaction still, including reactor body 1, reacting kettle jacketing 2, pre-mixing apparatus 3, agitating device 6 and reactor support 4, described reactor body 1 is arranged on reactor support 4；Described reactor body 1 top is provided with at least two reactor charging aperture 11；A reactor discharging opening 12 it is provided with bottom described reactor body 1；Described reacting kettle jacketing 2 is arranged on outside reactor body 1, and and forms external temp adjustment chamber 7 between reactor body 1；The top of described reacting kettle jacketing 2 is provided with chuck outlet 22；The bottom of described reacting kettle jacketing 2 is provided with chuck water inlet 21；Described pre-mixing apparatus 3 is positioned at the upper end within reactor body 1；Described pre-mixing apparatus 3 is provided with the premixing charging aperture 34 identical with reactor charging aperture 11 quantity and a premixing discharging opening 35；Described premixing charging aperture 34 is connected with reactor charging aperture 11；Described pre-mixing apparatus 3 is conical structure；Described premixing discharging opening 35 is arranged on bottom pre-mixing apparatus 3；Described premixing charging aperture 34 is arranged on pre-mixing apparatus 3 top；Described pre-mixing apparatus 3 is internal is provided with premixing agitator；Described premixing agitator includes premixing motor 31, premixing paddle 33 and premixing power transmission shaft 32；Described premixing motor 31 is arranged on reactor body 1 top；Described premixing paddle 33 is connected with premixing motor 31 by premixing power transmission shaft 32；Described agitating device 6 is arranged in reactor body 1, is positioned at below pre-mixing apparatus 3.
Embodiment 2: a kind of premixing reaction still, including reactor body 1, reacting kettle jacketing 2, pre-mixing apparatus 3, agitating device 6 and reactor support 4, described reactor body 1 is arranged on reactor support 4；Described reactor body 1 top is provided with at least two reactor charging aperture 11；A reactor discharging opening 12 it is provided with bottom described reactor body 1；Described reacting kettle jacketing 2 is arranged on outside reactor body 1, and and forms external temp adjustment chamber 7 between reactor body 1；The top of described reacting kettle jacketing 2 is provided with chuck outlet 22；The bottom of described reacting kettle jacketing 2 is provided with chuck water inlet 21；Described pre-mixing apparatus 3 is positioned at the upper end within reactor body 1；Described pre-mixing apparatus 3 is provided with the premixing charging aperture 34 identical with reactor charging aperture 11 quantity and a premixing discharging opening 35；Described premixing charging aperture 34 is connected with reactor charging aperture 11；Described pre-mixing apparatus 3 is conical structure；Described premixing discharging opening 35 is arranged on bottom pre-mixing apparatus 3；Described premixing charging aperture 34 is arranged on pre-mixing apparatus 3 top；Described pre-mixing apparatus 3 is internal is provided with premixing agitator；Described premixing agitator includes premixing motor 31, premixing paddle 33 and premixing power transmission shaft 32；Described premixing motor 31 is arranged on reactor body 1 top；Described premixing paddle 33 is connected with premixing motor 31 by premixing power transmission shaft 32；Described agitating device 6 is arranged in reactor body 1, is positioned at below pre-mixing apparatus 3, and described agitating device 6 is arranged along reactor body 1 centrage.
Embodiment 3: a kind of premixing reaction still, including reactor body 1, reacting kettle jacketing 2, pre-mixing apparatus 3, agitating device 6 and reactor support 4, described reactor body 1 is arranged on reactor support 4；Described reactor body 1 top is provided with at least two reactor charging aperture 11；A reactor discharging opening 12 it is provided with bottom described reactor body 1；Described reacting kettle jacketing 2 is arranged on outside reactor body 1, and and forms external temp adjustment chamber 7 between reactor body 1；The top of described reacting kettle jacketing 2 is provided with chuck outlet 22；The bottom of described reacting kettle jacketing 2 is provided with chuck water inlet 21；Described pre-mixing apparatus 3 is positioned at the upper end within reactor body 1；Described pre-mixing apparatus 3 is provided with the premixing charging aperture 34 identical with reactor charging aperture 11 quantity and a premixing discharging opening 35；Described premixing charging aperture 34 is connected with reactor charging aperture 11；Described pre-mixing apparatus 3 is conical structure；Described premixing discharging opening 35 is arranged on bottom pre-mixing apparatus 3；Described premixing charging aperture 34 is arranged on pre-mixing apparatus 3 top；Described pre-mixing apparatus 3 is internal is provided with premixing agitator；Described premixing agitator includes premixing motor 31, premixing paddle 33 and premixing power transmission shaft 32；Described premixing motor 31 is arranged on reactor body 1 top；Described premixing paddle 33 is connected with premixing motor 31 by premixing power transmission shaft 32；Described agitating device 6 is arranged in reactor body 1, is positioned at below pre-mixing apparatus 3, and described agitating device 6 includes the sub-agitator 61 of arranged in parallel two and the connection wall 62 for connexon agitator 61；The sub-agitator 61 of said two and connection wall 62 form one and accelerate mixing duct；Sub-agitator 61 is connected by described connection wall 62 with the inwall of reactor body 1；Described connection wall 62 has built-in temperature and regulates chamber 8；Described built-in temperature regulates chamber 8 and connects with external temp adjustment chamber 7.
Embodiment 4: a kind of premixing reaction still, including reactor body 1, reacting kettle jacketing 2, pre-mixing apparatus 3, agitating device 6 and reactor support 4, described reactor body 1 is arranged on reactor support 4；Described reactor body 1 top is provided with at least two reactor charging aperture 11；A reactor discharging opening 12 it is provided with bottom described reactor body 1；Described reacting kettle jacketing 2 is arranged on outside reactor body 1, and and forms external temp adjustment chamber 7 between reactor body 1；The top of described reacting kettle jacketing 2 is provided with chuck outlet 22；The bottom of described reacting kettle jacketing 2 is provided with chuck water inlet 21；Described pre-mixing apparatus 3 is positioned at the upper end within reactor body 1；Described pre-mixing apparatus 3 is provided with the premixing charging aperture 34 identical with reactor charging aperture 11 quantity and a premixing discharging opening 35；Described premixing charging aperture 34 is connected with reactor charging aperture 11；Described pre-mixing apparatus 3 is conical structure；Described premixing discharging opening 35 is arranged on bottom pre-mixing apparatus 3；Described premixing charging aperture 34 is arranged on pre-mixing apparatus 3 top；Described pre-mixing apparatus 3 is internal is provided with premixing agitator；Described premixing agitator includes premixing motor 31, premixing paddle 33 and premixing power transmission shaft 32；Described premixing motor 31 is arranged on reactor body 1 top；Described premixing paddle 33 is connected with premixing motor 31 by premixing power transmission shaft 32；Described agitating device 6 is arranged in reactor body 1, is positioned at below pre-mixing apparatus 3, and described sub-agitator 61 includes stirring paddle 64, shaft 65 and servomotor 63；Described stirring paddle 64 is connected with servomotor 63 by shaft 65；Described servomotor 63 is arranged on outside reacting kettle jacketing 2；Described stirring paddle 64 is arranged in acceleration mixing duct；Described stirring paddle 64 can provide the thrust that the liquid accelerated in mixing duct is downward when working.
Embodiment 5: a kind of premixing reaction still, including reactor body 1, reacting kettle jacketing 2, pre-mixing apparatus 3, agitating device 6 and reactor support 4, described reactor body 1 is arranged on reactor support 4；Described reactor body 1 top is provided with at least two reactor charging aperture 11；A reactor discharging opening 12 it is provided with bottom described reactor body 1；Described reacting kettle jacketing 2 is arranged on outside reactor body 1, and and forms external temp adjustment chamber 7 between reactor body 1；The top of described reacting kettle jacketing 2 is provided with chuck outlet 22；The bottom of described reacting kettle jacketing 2 is provided with chuck water inlet 21；Described pre-mixing apparatus 3 is positioned at the upper end within reactor body 1；Described pre-mixing apparatus 3 is provided with the premixing charging aperture 34 identical with reactor charging aperture 11 quantity and a premixing discharging opening 35；Described premixing charging aperture 34 is connected with reactor charging aperture 11；Described pre-mixing apparatus 3 is conical structure；Described premixing discharging opening 35 is arranged on bottom pre-mixing apparatus 3；Described premixing charging aperture 34 is arranged on pre-mixing apparatus 3 top；Described pre-mixing apparatus 3 is internal is provided with premixing agitator；Described premixing agitator includes premixing motor 31, premixing paddle 33 and premixing power transmission shaft 32；Described premixing motor 31 is arranged on reactor body 1 top；Described premixing paddle 33 is connected with premixing motor 31 by premixing power transmission shaft 32；Described agitating device 6 is arranged in reactor body 1, is positioned at below pre-mixing apparatus 3, and the lower position within described reactor body 1 is provided with drainage system 5；Described drainage system 5 can the liquid drain of in the future autoacceleration mixing duct move upward.
Claims (7)
1. a premixing reaction still, including reactor body, reacting kettle jacketing, pre-mixing apparatus, agitating device and reactor support, it is characterised in that described reactor body is arranged on reactor support；Described reactor bodies top is provided with at least two reactor charging aperture；Described reactor body bottom portion is provided with a reactor discharging opening；Described reacting kettle jacketing is arranged on reactor outer body, and and forms external temp adjustment chamber between reactor body；The top of described reacting kettle jacketing is provided with chuck outlet；The bottom of described reacting kettle jacketing is provided with chuck water inlet；Described pre-mixing apparatus is positioned at the upper end of reactor body interior；Described pre-mixing apparatus is provided with the premixing charging aperture identical with reactor charging aperture quantity and a premixing discharging opening；Described premixing charging aperture is connected with reactor charging aperture；Described pre-mixing apparatus is conical structure；Described premixing discharging opening is arranged on bottom pre-mixing apparatus；Described premixing charging aperture is arranged on pre-mixing apparatus top；Premixing agitator it is provided with inside described pre-mixing apparatus；Described premixing agitator includes premixing motor, premixing paddle and premixing power transmission shaft；Described premixing motor is arranged on reactor bodies top；Described premixing paddle is connected with premixing motor by premixing power transmission shaft；Described agitating device is arranged on reactor, and this is internal, is positioned at below pre-mixing apparatus.
2. premixing reaction still according to claim 1, it is characterised in that described agitating device is arranged along reactor body central line.
3. premixing reaction still according to claim 1, it is characterised in that described agitating device includes the sub-agitator of arranged in parallel two and the connection wall for connexon agitator；The sub-agitator of said two and connection wall form one and accelerate mixing duct；The inwall of sub-agitator with reactor body is connected by described connection wall；Described connection wall has built-in temperature and regulates chamber；Described built-in temperature regulates chamber and connects with external temp adjustment chamber.
4. premixing reaction still according to claim 1, it is characterised in that described sub-agitator includes stirring paddle, shaft and servomotor；Described stirring paddle is connected with servomotor by shaft；Described servomotor is arranged on outside reacting kettle jacketing；Described stirring paddle is arranged in acceleration mixing duct；The thrust that the liquid accelerated in mixing duct is downward can be provided during the work of described stirring paddle.
5. premixing reaction still according to claim 1, it is characterised in that the lower position of described reactor body interior is provided with drainage system；Described drainage system can the liquid drain of in the future autoacceleration mixing duct move upward.
6. premixing reaction still according to claim 5, it is characterised in that described drainage system is conical structure, and its taper seat is the arcuate structure caved inward.
7. premixing reaction still according to claim 1, it is characterised in that described reacting kettle jacketing is connected with temperature regulating medium holding vessel and circulating pump；Described external temp regulates intracavity and is provided with temperature regulating medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610274726.3A CN105771857A (en) | 2016-04-28 | 2016-04-28 | Premixing reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610274726.3A CN105771857A (en) | 2016-04-28 | 2016-04-28 | Premixing reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105771857A true CN105771857A (en) | 2016-07-20 |
Family
ID=56399032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610274726.3A Pending CN105771857A (en) | 2016-04-28 | 2016-04-28 | Premixing reactor |
Country Status (1)
| Country | Link |
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| CN (1) | CN105771857A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715818A (en) * | 2017-10-30 | 2018-02-23 | 郭颂怡 | A kind of premixing reaction kettle |
| CN108057405A (en) * | 2017-12-31 | 2018-05-22 | 温州市工业科学研究院 | A kind of pipe reaction device of adjustable hybrid parameter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715818A (en) * | 2017-10-30 | 2018-02-23 | 郭颂怡 | A kind of premixing reaction kettle |
| CN108057405A (en) * | 2017-12-31 | 2018-05-22 | 温州市工业科学研究院 | A kind of pipe reaction device of adjustable hybrid parameter |
| CN108057405B (en) * | 2017-12-31 | 2024-02-09 | 温州市工业科学研究院 | Pipeline reaction device capable of adjusting mixing parameters |
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