CN216024883U - High-temperature stirring reaction kettle for preparing polyester slurry - Google Patents
High-temperature stirring reaction kettle for preparing polyester slurry Download PDFInfo
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- CN216024883U CN216024883U CN202122658273.3U CN202122658273U CN216024883U CN 216024883 U CN216024883 U CN 216024883U CN 202122658273 U CN202122658273 U CN 202122658273U CN 216024883 U CN216024883 U CN 216024883U
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Abstract
The utility model provides a high-temperature stirring reaction kettle for preparing polyester slurry, which relates to the field of reaction kettles and comprises a reaction kettle main body and a heat-insulating shell, wherein a sealing shaft seal is fixedly arranged at the upper end of the reaction kettle main body, a stirring shaft is rotatably arranged in the sealing shaft seal, a fixing frame is fixedly arranged at the upper end of the sealing shaft seal, a speed reducer is fixedly arranged at the upper end of the fixing frame, a driving motor is fixedly arranged at the upper end of the speed reducer, the lower end of the stirring shaft penetrates into the reaction kettle main body, and a stirring paddle blade is fixedly arranged at the lower end of the stirring shaft, two side stirring rods of the stirring paddle blade can play a good stirring role in the utility model, and the central position of the polyester slurry is heated through the arrangement of an electric heating rod, so that the polyester slurry and a reaction kettle heater can be simultaneously heated inside and outside, a good heating effect of the polyester slurry is ensured, the whole utility model has a simple structure and is convenient to operate, the inside thermal make full use of assurance reation kettle that can be fine guarantees that the stirring is heated evenly, and the practicality is high.
Description
Technical Field
The utility model relates to the field of reaction kettles, in particular to a high-temperature stirring reaction kettle for preparing polyester slurry.
Background
In recent years, environmental protection is increasingly demanded, and the problem of environmental pollution caused by PVA materials is receiving great attention, and the use thereof is beginning to be limited. In view of these problems, in recent years, studies on modification, recycling, and biodegradation of PVA have been conducted in countries such as china, japan, and the united states. More and more modified polyester pulp replaces the traditional PVA material.
In polyester thick liquids production process, can use reation kettle, reation kettle mainly drives (mixing) shaft and stirring paddle leaf through driving motor and stirs the reactant and make its abundant reaction in order to obtain required material, and the in-process of polyester thick liquids reaction in reation kettle, need heat in the reation kettle, but reation kettle is used in the processing of current polyester thick liquids, through inside to polyester thick liquids reaction heating of reation kettle, but reation kettle shell thermal insulation performance is relatively poor, reation kettle inside heat scatters and disappears very fast, the required energy consumption of heating is great, and the interior high-temperature gas direct emission of reation kettle, cause heat energy waste on the one hand, cause external environment temperature to rise on the one hand, be unfavorable for energy-concerving and environment-protective.
Disclosure of Invention
The utility model aims to provide a high-temperature stirring reaction kettle for preparing polyester slurry, which aims to solve the technical problem.
In order to solve the technical problems, the utility model adopts the following technical scheme: a high-temperature stirring reaction kettle for preparing polyester slurry comprises a reaction kettle main body and a heat preservation shell, wherein the heat preservation shell is fixedly arranged on the outer side of the reaction kettle main body, a sealing shaft seal is fixedly arranged at the upper end of the reaction kettle main body, a stirring shaft is rotatably arranged in the sealing shaft seal, a fixing frame is fixedly arranged at the upper end of the sealing shaft seal, a speed reducer is fixedly arranged at the upper end of the fixing frame, a driving motor is fixedly arranged at the upper end of the speed reducer, the output end of the speed reducer is fixedly connected with the upper end of the stirring shaft, the lower end of the stirring shaft penetrates into the reaction kettle main body, a stirring paddle is fixedly arranged at the lower end of the stirring shaft, the stirring paddle comprises a vertical stirring rod and two side stirring rods, the side stirring rods are symmetrically arranged at two sides of the vertical stirring rod, an electric heating rod is fixedly arranged on the outer side wall of the vertical stirring rod, and a reaction kettle heater is arranged on the inner side wall of the reaction kettle main body and close to the bottom, the lower end of the reaction kettle main body is provided with a discharge hole, a sealing valve is arranged inside the discharge hole, the top of the reaction kettle main body is provided with a feed inlet, and a hot oil port is formed in the outer side wall of the reaction kettle main body and penetrates through the reaction kettle heater.
Preferably, the lower end of the reaction kettle main body is fixedly provided with a supporting bottom column.
Preferably, the controller of the electric heating rod is arranged on the outer side wall of the heat preservation shell.
Preferably, the heat preservation shell is provided with two layers which are respectively a vacuum layer and a hot air flow layer, the vacuum layer and the hot air flow layer are separated through the liner, the hot air flow layer is positioned on the outer side of the vacuum layer, an air flow channel is arranged between the position, close to the top, of the inner side wall of the reaction kettle main body and the hot air flow layer, and exhaust holes are formed in the side wall of the heat preservation shell in a mode of penetrating through the hot air flow layer.
Preferably, the radius of the air flow channel is 2-3 times of the radius of the vent hole.
Preferably, the distance between the lower end of the stirring paddle and the inner bottom of the reaction kettle main body is 1-2 cm.
The utility model has the beneficial effects that:
according to the utility model, the driving motor drives the stirring shaft to rotate, then the stirring shaft drives the stirring paddle to rotate, two side stirring rods of the stirring paddle can play a good stirring role on polyester slurry in the reaction kettle main body, so that uniform mixing and uniform heating are ensured, and the central position of the polyester slurry is heated through the arrangement of the electric heating rod, so that the polyester slurry and a reaction kettle heater are heated simultaneously inside and outside, and a good heating effect of the polyester slurry is ensured; through heat preservation housing's setting, play fine heat preservation effect to the inside temperature of reation kettle main part, the inside steam of reation kettle main part passes through airflow channel and reaches in the hot air stream layer, form the circulation, thereby make hot air stream layer be in higher temperature all the time, and simultaneously, the vacuum layer has played fine thermal-insulated effect again, prevent that the heat in hot air stream layer from scattering and disappearing, the double-deck heat preservation effect through hot air stream layer and vacuum layer, thereby avoided the inside heat of reation kettle to scatter and disappear, the high-temperature gas in the reation kettle no longer directly discharges, but through the reuse on hot air stream layer earlier, then discharge, whole utility model structure is simple, and convenient for operation, the inside thermal make full use of assurance reation kettle that can be fine, guarantee that the stirring is heated evenly, and the practicality is high.
Drawings
FIG. 1 is a schematic front view of a high-temperature stirring reaction kettle for preparing polyester slurry according to the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a top view of a reactor heater according to the present invention;
FIG. 4 is a schematic view of the structure of the thermal insulation casing of the present invention;
FIG. 5 is a schematic view of the stirring blade structure of the present invention;
reference numerals: 1. a reaction kettle main body; 2. a heat-insulating shell; 201. a vacuum layer; 202. a hot gas flow layer; 203. an inner container; 204. an air flow channel; 205. an exhaust hole; 3. sealing the shaft seal; 4. a stirring shaft; 5. a fixed mount; 6. a speed reducer; 7. a drive motor; 8. a stirring paddle; 801. a vertical stirring rod; 802. a side stirring rod; 9. an electrical heating rod; 10. a reactor heater; 11. a discharge port; 12. a sealing valve; 13. a feed inlet; 14. a hot oil port.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood, the utility model is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the utility model, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-5, a high temperature stirring reaction kettle for preparing polyester slurry comprises a reaction kettle main body 1 and a heat insulating casing 2, wherein the heat insulating casing 2 is fixedly installed at the outer side of the reaction kettle main body 1, a sealing shaft seal 3 is fixedly installed at the upper end of the reaction kettle main body 1, a stirring shaft 4 is rotatably installed inside the sealing shaft seal 3, a fixing frame 5 is fixedly installed at the upper end of the sealing shaft seal 3, a speed reducer 6 is fixedly installed at the upper end of the fixing frame 5, a driving motor 7 is fixedly installed at the upper end of the speed reducer 6, the output end of the speed reducer 6 is fixedly connected with the upper end of the stirring shaft 4, the lower end of the stirring shaft 4 penetrates into the reaction kettle main body 1, a stirring paddle 8 is fixedly installed at the lower end of the stirring shaft 4, the stirring paddle 8 comprises a vertical stirring rod 801 and two side stirring rods 802, the side stirring rods 802 are symmetrically installed at two sides of the vertical stirring rod 801, an electric heating rod 9 is fixedly installed on the outer side wall of the vertical stirring rod 801, a reaction kettle heater 10 is arranged on the inner side wall of the reaction kettle body 1 close to the bottom in a circle, a discharge port 11 is arranged at the lower end of the reaction kettle body 1, a sealing valve 12 is arranged inside the discharge port 11, a feed port 13 is arranged at the top of the reaction kettle body 1, and a hot oil port 14 is arranged on the outer side wall of the reaction kettle body 1 and penetrates through the reaction kettle heater 10.
The heat preservation shell 2 is provided with two layers, namely a vacuum layer 201 and a hot air flow layer 202, the vacuum layer 201 and the hot air flow layer 202 are separated through an inner container 203, the hot air flow layer 202 is positioned on the outer side of the vacuum layer 201, an air flow channel 204 is arranged between the position, close to the top, of the inner side wall of the reaction kettle main body 1 and the hot air flow layer 202, and an exhaust hole 205 is formed in the side wall of the heat preservation shell 2 penetrating through the hot air flow layer 202.
The working principle is as follows:
raw materials for processing polyester slurry to be processed are injected into a reaction kettle main body 1 through a feeding hole 13, then hot oil is injected into a reaction kettle heater 10 through a hot oil port 14, at the moment, heat in the hot oil is transferred to the polyester slurry in the reaction kettle main body 1, after the polyester slurry and the hot oil are added, the feeding hole 13 and the hot oil port 14 are sealed, then a driving motor 7 is started, a stirring shaft 4 is driven to rotate through the driving motor 7, then the stirring shaft 4 drives a stirring paddle 8 to rotate, two side stirring rods 802 of the stirring paddle 8 can well stir the polyester slurry in the reaction kettle main body 1 to ensure uniform mixing and uniform heating, through the arrangement of an electric heating rod 9, the electric heating rod 9 is started in the rotating process of the stirring paddle 8, and the central position of the polyester slurry is heated through the heat emitted by the electric heating rod 9, therefore, the heating is simultaneously carried out inside and outside the reactor heater 10, the good heating effect of the polyester slurry is ensured, after the whole processing is finished, the driving motor 7 is closed, the sealing valve 12 is opened, and then the polyester slurry in the reactor heater 10 is discharged through the discharge hole 11.
In the whole processing process, the arrangement of the heat preservation shell 2 plays a good role in preserving heat of the temperature inside the reaction kettle main body 1, hot air inside the reaction kettle main body 1 reaches the hot air flow layer 202 through the air flow channel 204, because the radius of the air flow channel 204 is larger than that of the exhaust hole 205, the hot air flow layer 202 is filled with the hot air finally, and the hot air flow is slowly exhausted from the exhaust hole 205 to form circulation, so that the hot air flow layer 202 is always at a higher temperature, meanwhile, the vacuum layer 201 plays a good heat insulation effect to prevent heat in the hot air flow layer 202 from being dissipated, and the heat preservation effect of the hot air flow layer 202 and the vacuum layer 201 is double-layer, so that heat dissipation inside the reaction kettle is avoided, high-temperature gas in the reaction kettle is not directly exhausted any more, but is reused by the hot air flow layer 202 and then exhausted.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a polyester thick liquids preparation high temperature stirring reation kettle, includes reation kettle main part (1) and lagging casing (2), its characterized in that:
the heat insulation shell (2) is fixedly arranged on the outer side of the reaction kettle main body (1), the upper end of the reaction kettle main body (1) is fixedly provided with a sealing shaft seal (3), the inside of the sealing shaft seal (3) is rotatably provided with a stirring shaft (4), the upper end of the sealing shaft seal (3) is fixedly provided with a fixing frame (5), the upper end of the fixing frame (5) is fixedly provided with a speed reducer (6), the upper end of the speed reducer (6) is fixedly provided with a driving motor (7), the output end of the speed reducer (6) is fixedly connected with the upper end of the stirring shaft (4), the lower end of the stirring shaft (4) penetrates through the inside of the reaction kettle main body (1), the lower end of the stirring shaft (4) is fixedly provided with a stirring paddle (8), the stirring paddle (8) comprises a vertical stirring rod (801) and two side stirring rods (802), and the side stirring rods (802) are symmetrically arranged on two sides of the vertical stirring rod (801), fixed mounting has electrical heating rod (9) on the lateral wall of vertical puddler (801), be close to bottom position a week on the inside wall of reation kettle main part (1) and all be provided with reation kettle heater (10), the lower extreme of reation kettle main part (1) is provided with discharge gate (11), and discharge gate (11) is inside to be provided with seal valve (12), feed inlet (13) have been seted up at the top of reation kettle main part (1), run through on the lateral wall of reation kettle main part (1) inside hot oil mouth (14) that is provided with of reation kettle heater (10).
2. The high-temperature stirring reaction kettle for preparing polyester slurry as claimed in claim 1, wherein: the lower end of the reaction kettle main body (1) is fixedly provided with a supporting bottom column.
3. The high-temperature stirring reaction kettle for preparing polyester slurry as claimed in claim 1, wherein: and a controller of the electric heating rod (9) is arranged on the outer side wall of the heat preservation shell (2).
4. The high-temperature stirring reaction kettle for preparing polyester slurry as claimed in claim 1, wherein: the heat-insulating shell (2) is provided with two layers which are respectively a vacuum layer (201) and a hot air flow layer (202), the vacuum layer (201) and the hot air flow layer (202) are separated through an inner container (203), the hot air flow layer (202) is located on the outer side of the vacuum layer (201), an air flow channel (204) is arranged between the position, close to the top, of the inner side wall of the reaction kettle main body (1) and the hot air flow layer (202), and an exhaust hole (205) is formed in the side wall of the heat-insulating shell (2) in a manner of penetrating through the hot air flow layer (202).
5. The high-temperature stirring reaction kettle for preparing polyester slurry as claimed in claim 4, wherein: the radius of the air flow channel (204) is 2-3 times of that of the exhaust hole (205).
6. The high-temperature stirring reaction kettle for preparing polyester slurry as claimed in claim 1, wherein: the distance between the lower end of the stirring paddle (8) and the inner bottom of the reaction kettle main body (1) is 1-2 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122658273.3U CN216024883U (en) | 2021-11-02 | 2021-11-02 | High-temperature stirring reaction kettle for preparing polyester slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122658273.3U CN216024883U (en) | 2021-11-02 | 2021-11-02 | High-temperature stirring reaction kettle for preparing polyester slurry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216024883U true CN216024883U (en) | 2022-03-15 |
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ID=80612989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122658273.3U Active CN216024883U (en) | 2021-11-02 | 2021-11-02 | High-temperature stirring reaction kettle for preparing polyester slurry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216024883U (en) |
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2021
- 2021-11-02 CN CN202122658273.3U patent/CN216024883U/en active Active
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