CN206604483U - A kind of reactor for preparing polyethylene glycol butyl ether - Google Patents
A kind of reactor for preparing polyethylene glycol butyl ether Download PDFInfo
- Publication number
- CN206604483U CN206604483U CN201720158436.2U CN201720158436U CN206604483U CN 206604483 U CN206604483 U CN 206604483U CN 201720158436 U CN201720158436 U CN 201720158436U CN 206604483 U CN206604483 U CN 206604483U
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- CN
- China
- Prior art keywords
- agitating paddle
- reactor
- stirring pipe
- polyethylene glycol
- butyl ether
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Physical Or Chemical Processes And Apparatus (AREA)
- Polyethers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model is related to chemical production field, specifically related to a kind of reaction unit for preparing polyethylene glycol butyl ether, including reactor cylinder and the reaction kettle cover for being arranged on reactor cylinder top, the reactor cylinder bottom is provided with discharging opening, the reactor is covered provided with variable-frequency motor, agitating paddle is provided with the reactor cylinder, it is connected between agitating paddle and variable-frequency motor by power transmission shaft, the bottom axle body of agitating paddle and power transmission shaft constitutes vertical be slidably matched, described agitating paddle is telescopic structure, agitating paddle is provided with horizontal antifoam meter, the reactor that the utility model is provided, the position of froth breaking can be adjusted according to the height of feed liquid in reactor, simultaneously, described agitating paddle can be elongated or shortened with the rotating speed of variable-frequency motor, so that reducing the foam produced by agitating paddle agitation as far as possible in defoaming process, can be effective, quickly the foam produced in course of reaction is eliminated, improve the reliability of reaction.
Description
Technical field
The utility model is related to chemical production field, and in particular to a kind of reactor for preparing polyethylene glycol butyl ether.
Background technology
Polyethylene glycol butyl ether product purpose extensively, because it has higher boiling point and relatively low evaporation rate, can be used as
The solvent of coating, dyestuff, resin etc.；Dissolve grease, dyestuff, resin, nitrocellulose；Intermediate and liquid as plasticizer
Press the diluent of brake fluid；It is molten as metal detergent, paint stripper, de- lubricating oils, car engine detergent, dry-cleaning
Agent, epoxy resin solvent, pharmaceutical extraction agent；Evaporation suppressor, the high-temperature baking porcelain of stabilizer, airplane dope as emulsion paint
Surface Machining modifier of paint etc..
Polyethylene glycol butyl ether production technology is at present:Butanol and catalyst are added in reactor, nitrogen is used in closed rear stirring
Air in gas replacement reaction kettle, is heated to 120-140 DEG C, control reaction pressure be 0.2-0.4MPA, then continue to
Oxirane is passed through in reactor, reaction curing 30 minutes, cooling discharge after charging.Because reaction temperature is high, reaction is violent, thing
Material boiling in reactor produces bubble, and a large amount of bubble formation interfaces hinder material in the oxirane and kettle of addition timely
Haptoreaction, and bubble formation easily makes material be emerged from reactor, adds the danger of production process.
Produce the chemical reaction of the phenomenon of foam in a kettle. often to occur, in order to suppress the generation of foam, Ren Menjing
Often some defoamers are added during the course of the reaction, and the addition of defoamer will certainly introduce impurity in reactant, so understand shadow
Ring the purity of output object；When physical method of the prior art carries out froth breaking, conventional is to add froth breaking net, and the material of froth breaking net
Matter is generally stainless (steel) wire, during foam rises, and elimination effect of the stainless (steel) wire to foam is not it is obvious that can not expire
The demand of sufficient froth breaking；No matter even if the material of the froth breaking net, when froth breaking is carried out by the way of stirring, agitating unit also can in itself
Foam is produced during agitation, therefore, there is also drawback by the way of material method carries out froth breaking, on the other hand, one
As froth breaking agitating unit can only be in level altitude froth breaking, it is impossible to be automatically adjusted according to liquid level, it is therefore necessary to enter
Row is improved.
Utility model content
In view of the above-mentioned problems, main purpose of the present utility model is a kind of synthesis for the polyethylene glycol butyl ether for providing froth breaking
Reactor.
To achieve these goals, the utility model provides a kind of reactor for preparing polyethylene glycol butyl ether, including anti-
Answer kettle cylinder and be arranged on the reaction kettle cover on reactor cylinder top, the reactor cylinder bottom is provided with discharging opening, the reaction kettle cover
It is provided with variable-frequency motor, the reactor cylinder and is provided with agitating paddle, is connected between agitating paddle and variable-frequency motor by power transmission shaft, stirred
The bottom axle body composition of oar and power transmission shaft is vertical to be slidably matched, and described agitating paddle is to be set on telescopic structure, agitating paddle
There is horizontal antifoam meter.
It is preferred that, agitating paddle level is inner side, the agitating paddle close to the side of power transmission shaft in reactor cylinder to horizontal
Including being provided with the second stirring pipe, the pipe range of the second stirring pipe positioned at the medial extremity of outermost first stirring pipe, the first stirring pipe
Direction is consistent with the pipe range direction of the first stirring pipe, and the pipe range direction of the first stirring pipe is available for the second stirring pipe in water provided with inside groove
It is flat to horizontally slip upwards.
It is preferred that, the different stirring pipe in aperture of the agitating paddle including multiple series connection, stirring pipe is descending by aperture
It is sequentially connected in series.
It is preferred that, the medial extremity of first stirring pipe is provided with the inside groove of closing in shape, and the outboard end of the second stirring pipe is provided with
Groove, groove walls are provided with symmetrical flank, and the tail end of flank is drawn close to groove walls inserts the first stirring pipe for the second stirring pipe
Closing in shape inside groove, the closing in shape inside groove notch end face of flank and the first stirring pipe coordinates against non-return is constituted.
It is preferred that, antifoam meter is arranged on the forward and reverse pipe shaft of stirring pipe.
It is preferred that, described power transmission shaft is provided with symmetrical connecting plate, and connecting plate is provided with vertical dovetail groove,
The width of rebate of dovetail groove is more than bottom land, and horizontal direction is spacing matches somebody with somebody for most inner side stirring pipe and the dovetail groove composition of the agitating paddle
Close.
It is preferred that, the reactor is covered provided with charging aperture, pressure gauge, condensation recovery port and steam port.
Compared with prior art, the beneficial effects of the utility model are：It is vertical cunning between agitating paddle and power transmission shaft
It is dynamic to coordinate, the position of froth breaking can be adjusted according to the height of feed liquid in reactor, meanwhile, described agitating paddle can be with frequency conversion
The rotating speed of motor is elongated or shortened so that reduce the foam produced by agitating paddle agitation as far as possible in defoaming process, and this practicality is new
The reactor that type is provided, can effectively and rapidly eliminate to the foam produced in course of reaction, improve the reliable of reaction
Property.
Brief description of the drawings
The schematic diagram for the reactor that Fig. 1 provides for the utility model；
Fig. 2 is the schematic diagram of agitating paddle；
Fig. 3 is the schematic diagram that agitating paddle shortens；
Fig. 4 is the profile of agitating paddle；
Fig. 5 is the schematic diagram of connecting plate；
Label declaration in figure：10- reactors cylinder, 11- discharging openings, 20- reaction kettle covers, 21- variable-frequency motors, 22- charging apertures,
23- pressure gauges, 24- condensation recovery port, 25- steam ports, 30- agitating paddles, the stirring pipes of 31- first, the stirring pipes of 311- first it is interior
Groove, 312- notch end faces, the stirring pipes of 32- second, 321- grooves, 322- flanks, 33- most inner side stirring pipe, 40- power transmission shafts, 50-
Antifoam meter, 60- connecting plates, 61- dovetail grooves.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
As shown in figure 1, a kind of reactor for preparing polyethylene glycol butyl ether, including reactor cylinder 10 and it is arranged on reactor cylinder
The reaction kettle cover 20 on 10 tops, 10 bottoms of reactor cylinder are provided with discharging opening 11, and the reaction kettle cover 20 is provided with variable-frequency electric
Agitating paddle 30 is provided with machine 21, the reactor cylinder 10, is connected between agitating paddle 30 and variable-frequency motor 21 by power transmission shaft 40, stirred
The bottom axle body composition of oar 30 and power transmission shaft 40 is vertical to be slidably matched, and described agitating paddle 30 is telescopic structure, stirring
Oar 30 is provided with horizontal antifoam meter 50, during the course of the reaction, can adjust agitating paddle according to the need for the amount of feed liquid and reaction
30 rotating speed, it is to avoid the excessive agitation of agitating paddle 30 brings more foams, meanwhile, the axle body structure of agitating paddle 30 and power transmission shaft 40
It is slidably matched into vertical so that can be maintained on liquid level, effectively be disappeared at any time according to the amount of feed liquid in agitating paddle 30
Bubble, agitating paddle 30 is telescopic structure, as shown in Figure 2,3, can be according to the speed of rotation to being filled in reactor cylinder 10
The froth breaking divided.
Further, the level of agitating paddle 30 is inner side, institute close to the side of power transmission shaft 40 to horizontal in reactor cylinder 10
Stating agitating paddle 30 includes being located at outermost first stirring pipe 31, and the medial extremity of the first stirring pipe 31 is provided with the second stirring pipe 32,
The pipe range direction of second stirring pipe 32 is consistent with the pipe range direction of the first stirring pipe 31, and the pipe range direction of the first stirring pipe 31 is provided with
Inside groove 311 is available for the second stirring pipe 32 to be horizontally slipped upwards in level.
Further, the different stirring pipe in aperture of the agitating paddle 30 including multiple series connection, stirring pipe is by aperture by big
Be sequentially connected in series to small, so, it is possible to achieve agitating paddle 30 it is flexible.
Further, the medial extremity of first stirring pipe 31 is provided with outside the inside groove 311 of closing in shape, the second stirring pipe 32
Side is provided with groove 321, and the wall of groove 321 is provided with symmetrical flank 322, and the tail end of flank 322 is drawn close to the wall of groove 321 supplies the
Two stirring pipes 32 insert the closing in shape inside groove 311 of the first stirring pipe 31, the closing in shape inside groove of the stirring pipe 31 of flank 322 and first
311 notch end faces 312 coordinate against non-return is constituted.
Further, antifoam meter 50 is arranged on the forward and reverse pipe shaft of stirring pipe, in rotating and reverse for agitating paddle
When can to feed liquid carry out froth breaking.
Further, described power transmission shaft 40 is provided with symmetrical connecting plate 60, connecting plate 60 provided with it is vertical to
Dovetail groove 61, the width of rebate of dovetail groove 61 is more than bottom land, the most inner side stirring pipe 33 and dovetail groove 61 of the agitating paddle 30
Constitute the spacing cooperation of horizontal direction.
Further, the reaction kettle cover 20 is provided with charging aperture 22, pressure gauge 23, condensation recovery port 24 and steam port
25。
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (7)
1. a kind of reactor for preparing polyethylene glycol butyl ether, including reactor cylinder (10) and it is arranged on reactor tin (10) top
Kettle cover (20) is reacted, described reactor cylinder (10) bottom is provided with discharging opening (11), it is characterised in that：On the reaction kettle cover (20)
Provided with variable-frequency motor (21), be provided with agitating paddle (30) in the reactor cylinder (10), agitating paddle (30) and variable-frequency motor (21) it
Between be connected by power transmission shaft (40), the bottom axle body composition of agitating paddle (30) and power transmission shaft (40) is vertical to be slidably matched, described
Agitating paddle (30) be telescopic structure, agitating paddle (30) be provided with horizontal antifoam meter (50).
2. the reactor according to claim 1 for preparing polyethylene glycol butyl ether, it is characterised in that：Agitating paddle (30) water
Put down to horizontal in reactor cylinder (10), be inner side close to the side of the power transmission shaft (40), agitating paddle (30) bag
Include positioned at outermost first stirring pipe (31), the medial extremity of first stirring pipe (31) is provided with the second stirring pipe (32), institute
The pipe range direction for stating the second stirring pipe (32) is consistent with the pipe range direction of first stirring pipe (31), first stirring pipe
(31) pipe range direction is available for second stirring pipe (32) to be horizontally slipped upwards in level provided with inside groove (311).
3. the reactor according to claim 1 or 2 for preparing polyethylene glycol butyl ether, it is characterised in that：The agitating paddle
(30) the different stirring pipe in the aperture including multiple series connection, stirring pipe is sequentially connected in series by aperture is descending.
4. the reactor according to claim 2 for preparing polyethylene glycol butyl ether, it is characterised in that：First stirring pipe
(31) medial extremity is provided with the inside groove (311) of closing in shape, and the outboard end of the second stirring pipe (32) is provided with groove (321), groove
(321) wall is provided with symmetrical flank (322), and the tail end of flank (322) is drawn close for the second stirring pipe (32) to groove (321) wall
Insert the closing in shape inside groove (311) of the first stirring pipe (31), flank (322) and the closing in shape inside groove of the first stirring pipe (31)
(311) notch end face (312) coordinates against non-return is constituted.
5. the reactor according to claim 1 or 2 for preparing polyethylene glycol butyl ether, it is characterised in that：The antifoam meter
(50) it is arranged on the forward and reverse pipe shaft of stirring pipe.
6. the reactor according to claim 1 for preparing polyethylene glycol butyl ether, it is characterised in that：On the power transmission shaft (40)
Provided with symmetrical connecting plate (60), the connecting plate (60) is provided with vertical dovetail groove (61), dovetail groove (61)
Width of rebate is more than bottom land, and the most inner side stirring pipe (33) and dovetail groove (61) composition horizontal direction of the agitating paddle (30) are spacing
Coordinate.
7. the reactor according to claim 1 for preparing polyethylene glycol butyl ether, it is characterised in that：The reaction kettle cover (20)
It is provided with charging aperture (22), pressure gauge (23), condensation recovery port (24) and steam port (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158436.2U CN206604483U (en) | 2017-02-22 | 2017-02-22 | A kind of reactor for preparing polyethylene glycol butyl ether |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158436.2U CN206604483U (en) | 2017-02-22 | 2017-02-22 | A kind of reactor for preparing polyethylene glycol butyl ether |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206604483U true CN206604483U (en) | 2017-11-03 |
Family
ID=60168657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720158436.2U Expired - Fee Related CN206604483U (en) | 2017-02-22 | 2017-02-22 | A kind of reactor for preparing polyethylene glycol butyl ether |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206604483U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108636183A (en) * | 2018-07-23 | 2018-10-12 | 芜湖福聚模具制造有限公司 | A kind of modified high-speed stirring apparatus |
| CN113813912A (en) * | 2021-11-22 | 2021-12-21 | 东营威联化学有限公司 | Device for producing paraxylene |
| CN115304005A (en) * | 2022-09-04 | 2022-11-08 | 南通宏申化工有限公司 | Penetrating agent filling device and using method thereof |
-
2017
- 2017-02-22 CN CN201720158436.2U patent/CN206604483U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108636183A (en) * | 2018-07-23 | 2018-10-12 | 芜湖福聚模具制造有限公司 | A kind of modified high-speed stirring apparatus |
| CN108636183B (en) * | 2018-07-23 | 2023-06-30 | 佛山市通广智能装备制造有限公司 | Improved generation high-speed stirring device |
| CN113813912A (en) * | 2021-11-22 | 2021-12-21 | 东营威联化学有限公司 | Device for producing paraxylene |
| CN115304005A (en) * | 2022-09-04 | 2022-11-08 | 南通宏申化工有限公司 | Penetrating agent filling device and using method thereof |
| CN115304005B (en) * | 2022-09-04 | 2023-06-27 | 南通宏申化工有限公司 | Osmotic agent filling device and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20180222 |