CN217939177U - Dealcoholization kettle for producing special plasticizer for automotive interiors - Google Patents
Dealcoholization kettle for producing special plasticizer for automotive interiors Download PDFInfo
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- CN217939177U CN217939177U CN202220789430.6U CN202220789430U CN217939177U CN 217939177 U CN217939177 U CN 217939177U CN 202220789430 U CN202220789430 U CN 202220789430U CN 217939177 U CN217939177 U CN 217939177U
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Abstract
The utility model discloses a dealcoholization kettle for producing a special plasticizer for automotive interiors, which comprises a vertical kettle body, wherein the top of the kettle body is provided with a feed inlet and a distillation opening, and the bottom of the kettle body is provided with a discharge outlet; a heat-conducting oil coil is axially arranged at the middle part in the kettle body close to the inner wall, and a cooling water coil is arranged at the inner side of the heat-conducting oil coil; the lower end of the heat conducting oil coil is connected with an oil inlet at the bottom of the kettle body, and the upper end of the heat conducting oil coil is connected with an oil outlet on the side wall of the kettle body; the lower end of the cooling water coil is connected with a cooling water inlet at the bottom of the kettle body, and the upper end of the cooling water coil is connected with a cooling water outlet on the side wall of the kettle body; still set up ring formula dispersion pipe in cauldron body bottom center, the last equipartition dispersion hole of dispersion pipe, the dispersion pipe is connected with the lower extreme of stripping pipe, the stripping mouth at stripping pipe upper end and cauldron body top is connected, and this dealcoholize cauldron temperature control is simple, practical, dealcoholize efficient, efficient.
Description
Technical Field
The utility model relates to a plasticizer production field especially relates to a dealcoholize cauldron for producing special plasticizer of automotive interior.
Background
The dealcoholization kettle is widely used in the fields of scientific research and production, the color and acid value of a finished product can be influenced by overhigh temperature of introduced steam in the dealcoholization kettle, and the Chinese patent CN204395501U discloses a stirring dealcoholization kettle. The utility model provides a dealcoholize cauldron for producing special plasticizer of automotive interior.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defect of background art, providing a temperature control is simple, practical, dealcoholize efficient, efficient a dealcoholize cauldron for producing special plasticizer of automotive interior.
In order to realize the purpose of the utility model, the technical proposal of the utility model is that:
a dealcoholization kettle for producing a special plasticizer for automotive interiors comprises a vertical kettle body, wherein the top of the kettle body is provided with a feed inlet and a distillation opening, and the bottom of the kettle body is provided with a discharge outlet; a heat-conducting oil coil is axially arranged at the middle part in the kettle body close to the inner wall, and a cooling water coil is arranged at the inner side of the heat-conducting oil coil; the lower end of the heat conducting oil coil is connected with an oil inlet at the bottom of the kettle body, and the upper end of the heat conducting oil coil is connected with an oil outlet on the side wall of the kettle body; the lower end of the cooling water coil is connected with a cooling water inlet at the bottom of the kettle body, and the upper end of the cooling water coil is connected with a cooling water outlet on the side wall of the kettle body; the reactor is characterized in that the center of the bottom of the reactor body is also provided with an annular dispersion pipe, dispersion holes are uniformly distributed in the dispersion pipe, the dispersion pipe is connected with the lower end of the stripping pipe, and the upper end of the stripping pipe is connected with a stripping opening at the top of the reactor body.
Preferably, the kettle is further provided with a stirring shaft at the center in the kettle body, the top end of the stirring shaft is connected with a stirring motor fixed above the kettle body, the lower end of the stirring shaft is connected with a bearing at the bottom of the kettle body, the lower part of the stirring shaft is further provided with a stirring paddle, the stirring paddle is positioned above the dispersion pipe, and the vertical distance between the stirring paddle and the dispersion pipe is 20-50cm.
Preferably, a connecting flange is further arranged between the dispersion pipe and the stripping pipe, and the connecting flange is arranged to facilitate the disassembly of the dispersion pipe and the stripping pipe and then take out from a manhole at the top of the kettle body.
Preferably, the top of the kettle body is further provided with a thermometer port, the thermometer port is connected with the upper end of a thermometer tube arranged in the kettle body, the lower end of the thermometer tube extends to the middle lower part of the kettle body, the lower end of the thermometer tube is sealed, the lower end of a common thermometer tube extends to the upper part of the stirring paddle, the thermometer tube is arranged to facilitate measuring of the temperature in the kettle body, and then the temperature for dealcoholization in the kettle body is controlled.
Preferably, the dispersion holes are formed in the direction of 45 degrees obliquely downwards towards the bottom of the kettle body.
Preferably, the stirring paddle is a push type single-layer stirring paddle, and the stirring motor is a variable-frequency speed-regulating motor.
The beneficial effects of the utility model are that:
firstly, the method comprises the following steps: the heat-conducting oil coil, the cooling water coil and the thermometer tube are arranged in the kettle body, so that the dealcoholization temperature in the kettle body can be quickly and accurately monitored and controlled, the method is simple and practical, the effect is good, and the negative effects on the color and acid value of a finished product caused by high temperature can be avoided;
secondly, the method comprises the following steps: the vertical distance between the stirring paddle and the dispersion pipe is 20-50cm, on one hand, the stirring paddle is used for stirring materials and pushing the materials upwards to facilitate dealcoholization, on the other hand, the stirring paddle can quickly and uniformly disperse softened water or low-pressure steam sprayed by the dispersion pipe into the materials, and the introduction of the softened water or the low-pressure steam cannot cause the temperature in the kettle to be too high; the dealcoholization efficiency is high by combining a simple and practical temperature control method;
thirdly, the steps of: a connecting flange is arranged between the dispersion pipe and the stripping pipe, so that the dispersion pipe and the stripping pipe can be conveniently taken out from a manhole at the top of the kettle body after being disassembled, and the maintenance of the dispersion pipe is convenient;
fourthly: compared with double-layer stirring, the push-type single-layer stirring paddle has better material push-up effect and is beneficial to improving the dealcoholization efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure: 10 is a kettle body, 11 is a distillation opening, 12 is a discharge opening, 13 is an oil inlet, 14 is an oil outlet, 15 is a cooling water inlet, 16 is a cooling water outlet, 20 is a heat-conducting oil coil, 30 is a cooling water coil, 40 is a dispersion pipe, 50 is a stripping pipe, 60 is a stirring shaft, 61 is a stirring paddle, and 70 is a connecting flange.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
A dealcoholization kettle for producing a special plasticizer for automotive interiors comprises a vertical kettle body 10, wherein a feed inlet and a distillation opening 11 are formed in the top of the kettle body 10, and a discharge outlet 12 is formed in the bottom of the kettle body; a heat conduction oil coil pipe 20 is axially arranged at the middle part in the kettle body 10 close to the inner wall, and a cooling water coil pipe 30 is arranged at the inner side of the heat conduction oil coil pipe 20; the lower end of the heat conducting oil coil 20 is connected with an oil inlet 13 at the bottom of the kettle body 10, and the upper end of the heat conducting oil coil is connected with an oil outlet 14 on the side wall of the kettle body 10; the lower end of the cooling water coil 30 is connected with a cooling water inlet 15 at the bottom of the kettle body 10, and the upper end is connected with a cooling water outlet 16 on the side wall of the kettle body 10; the bottom center of the kettle body 10 is further provided with an annular dispersing pipe 40, dispersing holes (not shown in the figure) are uniformly distributed on the dispersing pipe 40, the dispersing pipe 40 is connected with the lower end of the stripping pipe 50, and the upper end of the stripping pipe 50 is connected with a stripping port (not shown in the figure) at the top of the kettle body 10.
Preferably, the inner center of the kettle body 10 is further provided with a stirring shaft 60, the top end of the stirring shaft 60 is connected with a stirring motor (not shown in the figure) fixed above the kettle body 10, the lower end of the stirring shaft 60 is connected with a bearing at the bottom of the kettle body 10, the lower part of the stirring shaft 60 is further provided with a stirring paddle 61, the stirring paddle 61 is positioned above the dispersion pipe 40, and the vertical distance between the stirring paddle 61 and the dispersion pipe 40 is 20-50cm.
Hot oil is introduced into the heat conduction oil coil 20, cooling water is introduced into the cooling water coil 30, softened water or low-pressure steam is introduced through the stripping pipe 50, then the softened water is dispersed to the bottom of the kettle body 10 through the dispersion pipe 40, the softened water is evaporated after vaporization, free alcohol in the material is taken away, the material is further purified, and the overhigh temperature in the kettle body 10 cannot be caused after the softened water and the low-pressure steam are introduced.
Preferably, a connecting flange 70 is further disposed between the dispersion pipe 40 and the stripping pipe 50.
Preferably, a thermometer port is further disposed at the top of the kettle 10, the thermometer port is connected to an upper end of a thermometer tube (not shown) disposed in the kettle 10, a lower end of the thermometer tube extends to a middle lower portion of the kettle 10, and the lower end is closed.
Preferably, the dispersion holes are formed in a 45-degree downward direction obliquely toward the bottom of the kettle 10.
Preferably, the stirring paddle 61 is a push type single-layer stirring paddle, and the stirring motor is a variable frequency speed regulating motor.
Dealcoholization kettle manufacture use example 1:
the size of the kettle body 10 is 8709, the full volume of 2600MM multiplied by 14MM when the kettle body 10 is subjected to heavy planting, the material is 304 stainless steel, the negative pressure operation is carried out, the operation temperature is 180 ℃, and the test pressure of the kettle body 10 is 0.2MPa.
The heat conducting oil coil 20 and the cooling water coil 30 are made of a steel tube of \8709and76 x 4 stainless steel, and enter from bottom to top; all welded junctions require argon arc welding, and welding ring protection is added outside; the heat exchange areas are respectively 15m, the operating pressure is 0.6MPa, the temperature of the heat conduction oil is 270 ℃, the temperature of the cooling circulating water is 30 ℃, and the test pressure is 1.25MPa.
The thermometer tube has a downward probing depth of 2200mm, the lower end is sealed and can not contact with the material, and the thermometer tube is fixed at a proper position.
The embodiments described are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Claims (6)
1. A dealcoholization kettle for producing a special plasticizer for automotive interiors comprises a vertical kettle body (10), wherein a feed inlet and a distillation opening (11) are formed in the top of the kettle body (10), and a discharge outlet (12) is formed in the bottom of the kettle body; the method is characterized in that: a heat-conducting oil coil (20) is axially arranged at the middle part in the kettle body (10) close to the inner wall, and a cooling water coil (30) is arranged at the inner side of the heat-conducting oil coil (20); the lower end of the heat-conducting oil coil (20) is connected with an oil inlet (13) at the bottom of the kettle body (10), and the upper end of the heat-conducting oil coil is connected with an oil outlet (14) on the side wall of the kettle body (10); the lower end of the cooling water coil (30) is connected with a cooling water inlet (15) at the bottom of the kettle body (10), and the upper end of the cooling water coil is connected with a cooling water outlet (16) on the side wall of the kettle body (10); still set up ring formula dispersion pipe (40) at cauldron body (10) bottom center, equipartition dispersion hole on dispersion pipe (40), dispersion pipe (40) are connected with the lower extreme of stripping pipe (50), stripping pipe (50) upper end is connected with the strip mouth at cauldron body (10) top.
2. The dealcoholization kettle for producing the plasticizer special for automobile interiors according to claim 1, characterized in that: the reactor comprises a reactor body (10), a stirring shaft (60) is further arranged at the center in the reactor body (10), the top end of the stirring shaft (60) is connected with a stirring motor fixed above the reactor body (10), the lower end of the stirring shaft is connected with a bearing at the bottom of the reactor body (10), a stirring paddle (61) is further arranged at the lower part of the stirring shaft (60), the stirring paddle (61) is positioned above a dispersion pipe (40), and the vertical distance between the stirring paddle and the dispersion pipe (40) is 20-50cm.
3. The dealcoholization kettle for producing the plasticizer specially used for the automobile interior according to claim 1, wherein: and a connecting flange (70) is also arranged between the dispersion pipe (40) and the stripping pipe (50).
4. The dealcoholization kettle for producing the plasticizer special for automobile interiors according to claim 1, characterized in that: the kettle is characterized in that a thermometer port is further arranged at the top of the kettle body (10), the thermometer port is connected with the upper end of a thermometer tube arranged in the kettle body (10), the lower end of the thermometer tube extends to the middle lower part of the kettle body (10), and the lower end is closed.
5. The dealcoholization kettle for producing the plasticizer special for automobile interiors according to claim 1, characterized in that: the dispersion holes are obliquely arranged downwards at an angle of 45 degrees towards the bottom of the kettle body (10).
6. The dealcoholization kettle for producing the plasticizer specially used for the automobile interior according to claim 2, wherein: the stirring paddle (61) is a push type single-layer stirring paddle, and the stirring motor is a variable-frequency speed-regulating motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220789430.6U CN217939177U (en) | 2022-04-07 | 2022-04-07 | Dealcoholization kettle for producing special plasticizer for automotive interiors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220789430.6U CN217939177U (en) | 2022-04-07 | 2022-04-07 | Dealcoholization kettle for producing special plasticizer for automotive interiors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217939177U true CN217939177U (en) | 2022-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220789430.6U Active CN217939177U (en) | 2022-04-07 | 2022-04-07 | Dealcoholization kettle for producing special plasticizer for automotive interiors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217939177U (en) |
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2022
- 2022-04-07 CN CN202220789430.6U patent/CN217939177U/en active Active
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