CN218422745U - A reation kettle for production of octyloxy glycerine - Google Patents

A reation kettle for production of octyloxy glycerine Download PDF

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Publication number
CN218422745U
CN218422745U CN202221679339.5U CN202221679339U CN218422745U CN 218422745 U CN218422745 U CN 218422745U CN 202221679339 U CN202221679339 U CN 202221679339U CN 218422745 U CN218422745 U CN 218422745U
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reaction kettle
kettle body
rotating shaft
guide plate
octyloxy
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CN202221679339.5U
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徐小波
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Shandong Sanmu New Material Technology Co ltd
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Shandong Sanmu New Material Technology Co ltd
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Abstract

The utility model discloses a reaction kettle for producing octyloxy glycerol, belonging to the technical field of chemical equipment and comprising a reaction kettle body; a guide plate is arranged in the reaction kettle body, a preset number of stirring blades are arranged on the side wall of the rotating shaft in a left-right staggered mode, fixed stirring rods are arranged between the adjacent stirring blades on the two sides of the rotating shaft, and the fixed stirring rods are fixed on the inner wall of the reaction kettle body at equal intervals in a spiral mode; go up and be provided with backflow structure and positive and negative structure of blowing down between the cauldron body, the beneficial effects of the utility model are that: the diversion holes are matched with a reflux structure for internal circulation, so that the effects of an oil phase and a water phase can be promoted; the stirring blades and the fixed stirring rod increase the shearing force, so that the materials are fully contacted, and the forward and reverse blowing structure aims to realize the cleaning of the flow guide holes by utilizing pressurization or reverse blowing.

Description

A reation kettle for production of octyloxy glycerine
The technical field is as follows:
the utility model belongs to the technical field of chemical industry equipment, more specifically relates to a reation kettle for production of octyloxy glycerine.
Background art:
octoxyglycerol is also known as another name: the ethylhexylglycerin is used for daily chemical product systems, can greatly reduce the addition amount of the traditional preservative, obviously reduce the toxicity of the preservative system, is the maximum bright point of the preservative system, has the preservative effect, does not stimulate the skin characteristic, has the moisturizing effect, can enhance the capability of the traditional preservative, and ensures that the ethylhexylglycerin can play an important role in the future green preservative system.
The prior octoxyglycerol process has a plurality of processes, in Chinese patent application CN2014106267923, glycidyl ether, sodium acetate, strong base and water are used for reaction for 8 to 10 hours at a temperature of between 90 and 95 ℃, the yield is 84 percent, the reaction time is long, and the yield is not high. Hydrolysis under alkaline conditions after addition of a carboxylic acid (salt) to an alkyl glycidyl ether is likely to cause a large amount of self-polymerization of the alkyl glycidyl ether, resulting in a low yield and difficult handling.
The company adopts 2-ethylhexyl glycidyl ether and acetone to generate an intermediate 4-alkoxymethyl-1,3-dioxoane under the action of boron trifluoride diethyl etherate, hydrolyzes after adding a terminator in due time, neutralizes and washes an oil phase substance after liquid separation by using sodium bicarbonate, adds a stabilizer, and finally obtains high-purity ethylhexyl glycerol by short-path distillation.
However, in the hydrolysis process, formic acid is added for hydrolysis reaction, and the intermediate product and formic acid have different oil phases and water phases, so that the reaction effect is poor.
The utility model has the following contents:
in order to solve the problems and overcome the defects of the prior art, the utility model provides a reaction kettle for producing octoxy glycerin;
the first technical problem to be solved is that: in the production of octyloxy glycerol, different oil phases and water phases exist in the intermediate product of the hydrolysis process and formic acid, so that the reaction effect is poor.
The utility model provides a concrete technical scheme of above-mentioned technical problem does: the reaction kettle for producing the octyloxy glycerol comprises a reaction kettle body; a guide plate is arranged in the reaction kettle body, and the guide plate divides the reaction kettle body into an upper kettle body and a lower kettle body;
the axis of the guide plate is provided with a rotating shaft along the vertical direction, one end of the rotating shaft is rotatably connected with the guide plate, the other end of the rotating shaft penetrates through the reaction kettle body and extends to the outer side, and the end part of the rotating shaft is provided with a motor for driving the rotating shaft to rotate;
the side wall of the rotating shaft is provided with a preset number of stirring blades in a left-right staggered manner, fixed stirring rods are arranged between the adjacent stirring blades on the two sides of the rotating shaft, and the fixed stirring rods are fixed on the inner wall of the reaction kettle body at equal intervals in a spiral manner;
and a backflow structure and a positive and reverse blowing structure are arranged between the upper kettle body and the lower kettle body.
Furthermore, the guide plate is uniformly provided with guide holes.
Further, the backflow structure includes a backflow pipe and a backflow pump.
Further, the positive and negative blowing structure comprises air guide pipes which are respectively communicated with the upper kettle body and the lower kettle body, and the air guide pipes are connected with a pneumatic pipe and an exhaust pipe through a tee joint and an air valve.
Furthermore, a cleaning opening is formed in the side wall of the reaction kettle body on one side of the guide plate.
Further, the bottom of the reaction kettle body is provided with a discharge hole, and the top of the reaction kettle body is provided with a feed inlet.
The utility model has the advantages that:
the utility model has the advantages that the guide plate is uniformly provided with guide holes, and aims to transfer the mixed oil phase and water phase to the lower kettle body and utilize the reflux structure to carry out internal circulation, so that the action of the oil phase and the water phase can be promoted;
one advantage of the utility model is that the stirring blades are staggered left and right on the side wall of the rotating shaft, the fixed stirring rod is arranged between the adjacent stirring blades on the two sides of the rotating shaft, the shearing force is increased, the stirring force of the oil phase and the water phase is increased, the materials are in full contact, and the problem of poor reaction effect caused by different phases of the hydrolysis process intermediate product and formic acid is solved by matching with the internal circulation;
the utility model discloses an advantage provides go up still to be provided with positive blowback structure between the cauldron body and the lower cauldron body, aim at utilizing pressurization or blowback to realize the clearance to the water conservancy diversion hole.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the stirring blade of the present invention; in the drawings:
1. a motor; 2. a feed inlet; 3. cleaning the opening; 4. a return pipe; 5. a baffle; 6. a reflux pump; 7. a discharge port; 8. an air duct; 9. a flow guide hole; 10. fixing the stirring rod; 11. a stirring blade; 12. a rotating shaft.
The specific implementation mode is as follows:
in describing the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", "rear", "lower left", "upper right", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model discloses a concrete implementation mode: the reaction kettle for producing the octoxy glycerin comprises a reaction kettle body; a guide plate 5 is arranged in the reaction kettle body, and the reaction kettle body is divided into an upper kettle body and a lower kettle body by the guide plate 5; the guide plate 5 is uniformly provided with guide holes 9, and aims to transfer the mixed oil phase and water phase to the lower kettle body and utilize a reflux structure to carry out internal circulation, so that the action of the oil phase and the water phase can be promoted; wherein the internal circulation is achieved by means of the return pipe 4 and the return pump 6 of the return arrangement,
a rotating shaft 12 is arranged on the axis of the guide plate 5 along the vertical direction, one end of the rotating shaft 12 is rotatably connected with the guide plate 5, the other end of the rotating shaft 12 penetrates through the reaction kettle body and extends to the outer side, and the end part of the rotating shaft is provided with a motor 1 for driving the rotating shaft 12 to rotate;
the stirring blades 11 with preset number are staggered left and right on the side wall of the rotating shaft 12, the fixed stirring rods 10 are arranged between the adjacent stirring blades 11 at the two sides of the rotating shaft 12, the fixed stirring rods 10 are fixed on the inner wall of the reaction kettle body at equal intervals in a spiral shape,
the fixed stirring rod 10 is matched with the stirring blades 11, so that the shearing force is increased, the stirring force of the oil phase and the water phase is greatly increased, the materials are in full contact, and the problem of poor reaction effect caused by different oil phases and water phases existing in the intermediate product of the hydrolysis process and formic acid is well solved by matching with internal circulation;
a positive and reverse blowing structure is arranged between the upper kettle body and the lower kettle body, and aims to solve the problem that the diversion holes 9 are blocked due to emulsification and realize the cleaning of the diversion holes 9 by pressurization or reverse blowing; during cleaning, air pressure pipes and exhaust pipes positioned on the upper kettle body and the lower kettle body are matched with each other;
be located still seted up clearance mouth 3 on the reation kettle body lateral wall of guide plate 5 one side, aim at the debris in clearance impurity and the system pipeline, avoid long-term unable clearance to influence the product.
The bottom of the reaction kettle body is provided with a discharge hole 7, and the top of the reaction kettle body is provided with a feed inlet 2 aiming at feeding and discharging.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. A reaction kettle for producing octyloxy glycerol comprises a reaction kettle body; the method is characterized in that: a guide plate (5) is arranged in the reaction kettle body, and the reaction kettle body is divided into an upper kettle body and a lower kettle body by the guide plate (5);
a rotating shaft (12) is arranged at the axis of the guide plate (5) along the vertical direction, one end of the rotating shaft (12) is rotatably connected with the guide plate (5), the other end of the rotating shaft penetrates through the reaction kettle body and extends to the outer side, and the end part of the rotating shaft is provided with a motor (1) for driving the rotating shaft (12) to rotate;
the stirring blades (11) with preset number are arranged on the side wall of the rotating shaft (12) in a left-right staggered mode, fixed stirring rods (10) are arranged between the adjacent stirring blades (11) on the two sides of the rotating shaft (12), and the fixed stirring rods (10) are fixed on the inner wall of the reaction kettle body at equal intervals in a spiral mode;
go up and be provided with backflow structure and positive and negative structure of blowing down between the cauldron body, guide plate (5) on evenly seted up water conservancy diversion hole (9).
2. The reaction kettle for producing octyloxy glycerol according to claim 1, wherein the reflux structure comprises a reflux pipe (4) and a reflux pump (6).
3. The reaction kettle for producing octoxyglycerol according to claim 1, wherein said positive and negative blowing structure comprises an air duct (8) respectively communicating with the upper kettle body and the lower kettle body, said air duct (8) is connected with an air pressure pipe and an exhaust pipe through a tee and an air valve.
4. The reaction kettle for producing octyloxy glycerol according to claim 1, wherein a cleaning port (3) is further formed on the side wall of the reaction kettle body positioned at one side of the guide plate (5).
5. The reaction kettle for producing octyloxy glycerol according to claim 1, wherein a discharge hole (7) is formed at the bottom of the reaction kettle body, and a feed hole (2) is formed at the top of the reaction kettle body.
CN202221679339.5U 2022-06-30 2022-06-30 A reation kettle for production of octyloxy glycerine Active CN218422745U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221679339.5U CN218422745U (en) 2022-06-30 2022-06-30 A reation kettle for production of octyloxy glycerine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221679339.5U CN218422745U (en) 2022-06-30 2022-06-30 A reation kettle for production of octyloxy glycerine

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CN218422745U true CN218422745U (en) 2023-02-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117700719A (en) * 2023-12-08 2024-03-15 金湖金凌新材料科技有限公司 Preparation process of rosin-based Gemini surfactant and reaction device thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117700719A (en) * 2023-12-08 2024-03-15 金湖金凌新材料科技有限公司 Preparation process of rosin-based Gemini surfactant and reaction device thereof

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