CN105251415A - Esterification apparatus - Google Patents
Esterification apparatus Download PDFInfo
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- CN105251415A CN105251415A CN201510596142.3A CN201510596142A CN105251415A CN 105251415 A CN105251415 A CN 105251415A CN 201510596142 A CN201510596142 A CN 201510596142A CN 105251415 A CN105251415 A CN 105251415A
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- kettle
- charging aperture
- liquid phase
- cover assembly
- esterification
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Abstract
The invention discloses an esterification apparatus, comprising an esterification kettle and a vacuum feeding device, wherein the esterification kettle comprises a kettle body and a kettle cover assembly, the kettle body is an integrally molded structure, is provided with a feed inlet I and a feed inlet II and is close to the kettle cover assembly, the feed inlet I and the feed inlet II are symmetric along the axis of the kettle body, the feed inlet II is provided with an ultrasonic nebulizer, the feed inlet I is connected with the vacuum feeding device, the vacuum feeding device comprises a gas phase/liquid phase converter and a liquid phase distributing and backflow device, the feed inlet I is successively connected with the gas phase/liquid phase converter and the liquid phase distributing and backflow device, the gas phase/liquid phase converter is connected with a vacuum-pumping device, a stirring device is fixedly mounted on the kettle body and comprises a motor and stirring blades, the stirring blades are connected with the motor, the motor is arranged on the upper end of the kettle cover assembly, and the stirring blades penetrates the kettle cover assembly into the kettle body and is located at the bottom of the kettle body. The esterification apparatus is scientific and reasonable in structure and convenient in feeding, realizes uniform stirring and is applicable to industrial mass production.
Description
Technical field
The present invention relates to the alcoholization reaction equipment technical field of plasticizer, particularly a kind of esterification device.
Background technology
In recent years, at present, in chemical industry, there are many raw material to be all through processing are transformed into operable raw material again, processing raw material all can use special equipment, such as ester water, so-called ester water comprises ester powder and buck, and these two kinds of raw materials are mixed by certain ratio.Esterification is a class organic chemical reactions, is the reaction that alcohol follows carboxylic acid or oxygen-containing inorganic acid generation ester and water, is divided into carboxylic acid to follow alcohol reaction and inorganic oxacid to follow reaction two class of alcohol with alcohol reaction what and inorganic acid.Carboxylic acid is reversible with the esterification of alcohol, and General reactions is extremely slow, therefore the conventional concentrated sulfuric acid makes catalyst.Polybasic carboxylic acid with alcohol reaction, then can generate multiple ester.Inorganic acid is with the reaction of alcohol, and its speed is generally very fast.Typical esterification has the reaction of ethanol and acetic acid, generates the ethyl acetate with aromatic odor, is the raw material manufacturing dyestuff and medicine.In traditional esterifying kettle when carrying out esterification; the dispersion effect of material is bad; material easily lumps and easily sticks to inner wall of kettle; bulk of forming material can cause discharging not smooth; therefore, traditional esterifying kettle is often because bulk formed by material in production process and wall cling phenomenon causes discharging not smooth and shuts down stopping production.In addition, in traditional operation, material is added by the material inlet of reactor, when particularly adding granular material, because the temperature in reactor is between 70-98 degree Celsius, have a large amount of material to comprise organic acid in reinforced process to evaporate from material inlet, both caused the loss of material and the pollution to environment, had and compromise the healthy of operating personnel.
Chinese patent (CN204247209U) discloses a kind of esterifying kettle, comprise kettle and kettle cover, charging aperture A and charging aperture B is located on kettle and near kettle cover, charging aperture A and charging aperture B is along the axisymmetrical of kettle, charging aperture B is provided with ultrasonic ultrasonic delay line memory, and charging aperture A connects hair-dryer by pipeline.This esterifying kettle can not add material in course of reaction in still.
Therefore, be necessary to develop a kind of convenient, esterification device of stirring scientific and reasonable for structure, reinforced.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of convenient, esterification device being applicable to industrial mass production of stirring scientific and reasonable for structure, reinforced.
For solving the problems of the technologies described above, the technical solution used in the present invention is: this esterification device comprises esterifying kettle and vacuum feeding device, described esterifying kettle comprises kettle and kettle cover assembly, described kettle is formed in one structure, described kettle is provided with charging aperture one and charging aperture two and near described kettle cover assembly, described charging aperture one and the axisymmetrical of described charging aperture two along described kettle, described charging aperture two is provided with ultrasonic ultrasonic delay line memory, described charging aperture one is connected with described vacuum feeding device, described vacuum feeding device comprises gas phase and liquid phase converter and liquid phase liquid-dividing backflow device, described charging aperture one is connected with gas phase and liquid phase converter and liquid phase liquid-dividing backflow device in turn, and described gas phase and liquid phase converter is connected with vacuum extractor, described kettle is installed with agitating device, described agitating device comprises motor and stirring arm, described stirring arm is connected with described motor, and described motor is arranged on described kettle cover assembly upper end, and described stirring arm to enter in kettle through described kettle cover assembly and is positioned at the bottom of described kettle, described paddle comprises vertical stirring main shaft, described stirring main shaft from bottom upwards equi-spaced apart be provided with multiple horizontal stirring rod, the end of described horizontal stirring rod is provided with scraper.
Adopt technique scheme, by arranging vacuum feeding device on esterifying kettle, can so that feed in raw material as required in course of reaction; Charging aperture two is provided with ultrasonic ultrasonic delay line memory can make buck be spray pattern and the abundant haptoreaction of ester powder; By being provided with scraper at the end of horizontal stirring rod, in whipping process, the material on inner wall of kettle can be cleared up simultaneously, reducing sticky wall; Agitating device arranges multiple horizontal stirring rod can make reaction stirring more even.
Further improvement is, the bottom of described stirring main shaft is laterally provided with baffle plate to downward-extension, described baffle plate is evenly provided with consent and described consent is funnel-form.Arranging baffle plate can remain on below baffle plate by material, prevents material splashes.
Further improvement is, the inwall of described kettle is also provided with extractor fan, and described extractor fan is positioned at the below of described baffle plate; Described extractor fan makes the air pressure in described kettle be less than ambient pressure after opening.Like this reaction can accelerating material is set, improve reaction efficiency simultaneously.
Further improvement is, the junction of described stirring main shaft and described kettle is provided with hermetically-sealed construction.Like this sealing property that can improve dealcoholysis still is better set.
Further improvement is, described stirring main shaft is control shaft.
As preferred version of the present invention, the inwall of described kettle is close at the two ends of described baffle plate.Like this material can simultaneously cleared up in whipping process better on inner wall of kettle is set, reduce sticky wall; Material splashes can be prevented better simultaneously.
As preferred version of the present invention, the quantity of described horizontal stirring rod is 3, and the cross section of described horizontal stirring rod is triangle.
The present invention's beneficial effect is compared with prior art: scientific and reasonable for structure, reinforced convenient, the esterification device being applicable to industrial mass production that stirs.
Accompanying drawing explanation
Further describe below in conjunction with accompanying drawing and embodiments of the present invention:
Fig. 1 is the structural representation of esterification device of the present invention;
Fig. 2 is the structural representation of the esterification device of the embodiment of the present invention 2;
Wherein: 1-esterifying kettle; 101-kettle; 102-kettle cover assembly; 103-charging aperture one; 104-charging aperture two; 105-motor; 106-stirring arm; 1061-stirs main shaft; The horizontal stirring rod of 1062-; 1063-scraper; 1064-baffle plate; 107-extractor fan; 2-vacuum feeding device; 201-gas phase and liquid phase converter; 202-liquid phase liquid-dividing backflow device.
Detailed description of the invention
Embodiment one: as shown in Figure 1, this esterification device comprises esterifying kettle 1 and vacuum feeding device 2, esterifying kettle 1 comprises kettle 101 and kettle cover assembly 102, kettle 101 is formed in one structure, kettle 101 is provided with charging aperture 1 and charging aperture 2 104 and near kettle cover assembly 102, charging aperture 1 and the axisymmetrical of charging aperture 2 104 along kettle 101, charging aperture 2 104 is provided with ultrasonic ultrasonic delay line memory, charging aperture 1 is connected with vacuum feeding device 2, vacuum feeding device 2 comprises gas phase and liquid phase converter 201 and liquid phase liquid-dividing backflow device 202; Charging aperture 1 is connected with gas phase and liquid phase converter 201 and liquid phase liquid-dividing backflow device 202 in turn, and gas phase and liquid phase converter 201 is connected with vacuum extractor; Kettle 101 is installed with agitating device, agitating device comprises motor 105 and stirring arm 106, stirring arm 106 is connected with motor 105, and motor 105 is arranged on kettle cover assembly 102 upper end, and stirring arm 106 to enter in kettle 101 through kettle cover assembly 102 and is positioned at the bottom of kettle 101; Stirring arm 106 comprises vertical stirring main shaft 1061, stir main shaft 1061 from bottom upwards equi-spaced apart be provided with 3 horizontal stirring rod 1062; The end of horizontal stirring rod 1062 is provided with scraper 1063; The bottom of stirring main shaft 1061 is laterally provided with baffle plate 1064 to downward-extension, baffle plate 1064 is evenly provided with consent and consent is funnel-form; Stir main shaft 1061 and be provided with hermetically-sealed construction with the junction of kettle cover assembly 102; Liquid phase liquid-dividing backflow device 202 is also provided with hermetically-sealed construction with the junction of kettle 101; Stirring main shaft 1061 is control shaft; The inwall of kettle 101 is close at the two ends of baffle plate 1064, and arc can be arranged in the two ends of baffle plate 1064, to reduce the friction with the inwall of kettle 101.
Embodiment two: as shown in Figure 2, be with the difference of embodiment 1, the inwall of the kettle 101 of this esterification device is also provided with extractor fan 107, concrete: this esterification device comprises esterifying kettle 1 and vacuum feeding device 2, esterifying kettle 1 comprises kettle 101 and kettle cover assembly 102, kettle 101 is formed in one structure, kettle 101 is provided with charging aperture 1 and charging aperture 2 104 and near kettle cover assembly 102, charging aperture 1 and the axisymmetrical of charging aperture 2 104 along kettle 101, charging aperture 2 104 is provided with ultrasonic ultrasonic delay line memory, charging aperture 1 is connected with vacuum feeding device 2, vacuum feeding device 2 comprises gas phase and liquid phase converter 201 and liquid phase liquid-dividing backflow device 202, charging aperture 1 is connected with gas phase and liquid phase converter 201 and liquid phase liquid-dividing backflow device 202 in turn, and gas phase and liquid phase converter 201 is connected with vacuum extractor, kettle 101 is installed with agitating device, agitating device comprises motor 105 and stirring arm 106, stirring arm 106 is connected with motor 105, and motor 105 is arranged on kettle cover assembly 102 upper end, and stirring arm 106 to enter in kettle 1 through kettle cover assembly 102 and is positioned at the bottom of kettle 101, stirring arm 106 comprises vertical stirring main shaft 1061, stir main shaft 1061 from bottom upwards equi-spaced apart be provided with 3 horizontal stirring rod 1062, the end of horizontal stirring rod 1062 is provided with scraper 1063, the bottom of stirring main shaft 1061 is laterally provided with baffle plate 1064 to downward-extension, baffle plate 1064 is evenly provided with consent and consent is funnel-form, the inwall of kettle 101 is also provided with extractor fan 107, and extractor fan 107 is positioned at the below of baffle plate 1064, and the quantity of extractor fan 107 is 2 and along the axisymmetrical of kettle 101, extractor fan 107 makes the air pressure in kettle 101 be less than ambient pressure after opening, stir main shaft 1061 and be provided with hermetically-sealed construction with the junction of kettle cover assembly 102, liquid phase liquid-dividing backflow device 202 is also provided with hermetically-sealed construction with the junction of kettle 101, stirring main shaft 1061 is control shaft, the inwall of kettle 101 is close at the two ends of baffle plate 1064, and arc can be arranged in the two ends of baffle plate 1064, to reduce the friction with the inwall of kettle 101.
Above-described specific embodiment, further describes object of the present invention, technical scheme and beneficial effect, and institute it should be understood that and the foregoing is only specific embodiments of the invention, is not limited to the present invention; Within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. an esterification device, comprise esterifying kettle and vacuum feeding device, it is characterized in that, described esterifying kettle comprises kettle and kettle cover assembly, described kettle is formed in one structure, described kettle is provided with charging aperture one and charging aperture two and near described kettle cover assembly, described charging aperture one and the axisymmetrical of described charging aperture two along described kettle, described charging aperture two is provided with ultrasonic ultrasonic delay line memory, described charging aperture one is connected with described vacuum feeding device, and described vacuum feeding device comprises gas phase and liquid phase converter and liquid phase liquid-dividing backflow device; Described charging aperture one is connected with gas phase and liquid phase converter and liquid phase liquid-dividing backflow device in turn, and described gas phase and liquid phase converter is connected with vacuum extractor; Described kettle is installed with agitating device, described agitating device comprises motor and stirring arm, described stirring arm is connected with described motor, and described motor is arranged on described kettle cover assembly upper end, and described stirring arm to enter in kettle through described kettle cover assembly and is positioned at the bottom of described kettle; Described paddle comprises vertical stirring main shaft, described stirring main shaft from bottom upwards equi-spaced apart be provided with multiple horizontal stirring rod; The end of described horizontal stirring rod is provided with scraper.
2. esterification device according to claim 1, is characterized in that, the bottom of described stirring main shaft is laterally provided with baffle plate to downward-extension, described baffle plate is evenly provided with consent and described consent is funnel-form.
3. esterification device according to claim 2, is characterized in that, the inwall of described kettle is also provided with extractor fan, and described extractor fan is positioned at the below of described baffle plate; Described extractor fan makes the air pressure in described kettle be less than ambient pressure after opening.
4. esterification device according to claim 2, is characterized in that, the junction of described stirring main shaft and described kettle cover assembly is provided with hermetically-sealed construction.
5. esterification device according to claim 4, is characterized in that, described stirring main shaft is control shaft.
6. esterification device according to claim 5, is characterized in that, the inwall of described kettle is close at the two ends of described baffle plate.
7. esterification device according to claim 6, is characterized in that, the quantity of described horizontal stirring rod is 3, and the cross section of described horizontal stirring rod is triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510596142.3A CN105251415A (en) | 2015-09-18 | 2015-09-18 | Esterification apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510596142.3A CN105251415A (en) | 2015-09-18 | 2015-09-18 | Esterification apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105251415A true CN105251415A (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510596142.3A Pending CN105251415A (en) | 2015-09-18 | 2015-09-18 | Esterification apparatus |
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| CN (1) | CN105251415A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541615A (en) * | 2016-02-29 | 2016-05-04 | 薛晶 | Device for preparation of acetic ether |
| CN113865352A (en) * | 2021-09-26 | 2021-12-31 | 江苏新久化工设备制造有限公司 | Mixed feeding structure of acetic acid cracking furnace |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201862391U (en) * | 2010-09-11 | 2011-06-15 | 巢湖香枫塑胶助剂有限公司 | Vacuum charging device for esterification kettle |
| CN104338497A (en) * | 2013-07-30 | 2015-02-11 | 常州市松盛香料有限公司 | Apparatus for producing butyl butyrate |
| CN204247209U (en) * | 2014-11-20 | 2015-04-08 | 宁波远欧精细化工有限公司 | A kind of esterifying kettle |
| CN204522963U (en) * | 2014-12-05 | 2015-08-05 | 滁州职业技术学院 | The oil refining agitating device of a kind of province energy |
| CN104862001A (en) * | 2015-06-07 | 2015-08-26 | 高影 | Waste-plastic oil refining device |
| CN205042439U (en) * | 2015-09-18 | 2016-02-24 | 丹阳市助剂化工厂有限公司 | Device of esterifying |
-
2015
- 2015-09-18 CN CN201510596142.3A patent/CN105251415A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201862391U (en) * | 2010-09-11 | 2011-06-15 | 巢湖香枫塑胶助剂有限公司 | Vacuum charging device for esterification kettle |
| CN104338497A (en) * | 2013-07-30 | 2015-02-11 | 常州市松盛香料有限公司 | Apparatus for producing butyl butyrate |
| CN204247209U (en) * | 2014-11-20 | 2015-04-08 | 宁波远欧精细化工有限公司 | A kind of esterifying kettle |
| CN204522963U (en) * | 2014-12-05 | 2015-08-05 | 滁州职业技术学院 | The oil refining agitating device of a kind of province energy |
| CN104862001A (en) * | 2015-06-07 | 2015-08-26 | 高影 | Waste-plastic oil refining device |
| CN205042439U (en) * | 2015-09-18 | 2016-02-24 | 丹阳市助剂化工厂有限公司 | Device of esterifying |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541615A (en) * | 2016-02-29 | 2016-05-04 | 薛晶 | Device for preparation of acetic ether |
| CN113865352A (en) * | 2021-09-26 | 2021-12-31 | 江苏新久化工设备制造有限公司 | Mixed feeding structure of acetic acid cracking furnace |
| CN113865352B (en) * | 2021-09-26 | 2023-01-06 | 江苏新久化工设备制造有限公司 | Mixed feeding structure of acetic acid cracking furnace |
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Application publication date: 20160120 |