CN215693933U - Reation kettle and reaction system that stirring is abundant - Google Patents

Abstract

The utility model discloses a reaction kettle and a reaction system with full stirring, wherein the reaction kettle comprises a reaction kettle body and a stirring device, and the stirring device comprises a stirring shaft, a stirring mechanism and a stirring driving mechanism, wherein the stirring mechanism and the stirring driving mechanism are arranged on the stirring shaft; the stirring mechanism comprises at least two groups of transverse blade assemblies and a vertical blade assembly, wherein the transverse blade assemblies are arranged along the axis direction of the stirring shaft, each group of transverse blade assemblies comprises a plurality of transverse blades arranged on the stirring shaft, the transverse blades extend along the axis direction vertical to the stirring shaft, and the transverse blades and the horizontal plane are arranged at an angle; the vertical blade assembly comprises a plurality of vertical blades; the upper end of the vertical blade is fixedly connected with the transverse blade of one group of transverse blade assemblies, and the lower end of the vertical blade is fixedly connected with the transverse blade of the other group of transverse blade assemblies. This reation kettle can realize abundant stirring to the material for the more even of material stirring has improved the reaction efficiency of material.

Description

Reation kettle and reaction system that stirring is abundant

Technical Field

The utility model relates to the technical field of reaction kettles, in particular to a reaction kettle and a reaction system with sufficient stirring.

Background

The broad understanding of the reaction kettle is that the reaction kettle is a container for physical or chemical reaction, and the heating, evaporation, cooling and low-speed mixing functions required by the process are realized through the structural design and parameter configuration of the container. The reaction kettle is widely applied to the fields of petroleum, chemical industry, rubber, pesticides, dyes, medicines, food and the like. For example, in the field of medicine, when traditional Chinese medicines are subjected to color and odor removal, traditional Chinese medicine extract, purified water, medical activated carbon and the like are added into a reaction kettle, and the reaction kettle is set to a constant temperature so that the materials react in the reactants to obtain colorless and odorless traditional Chinese medicine liquid.

For example, the utility model patent application with the application publication number of CN102671603A discloses a reaction kettle, which comprises a kettle body and a stirring device, wherein the stirring device comprises a stirrer and a stirrer driving device, and the stirrer comprises a stirring shaft and a stirring blade fixedly arranged on the stirring shaft. This reation kettle is rational in infrastructure, and reaction efficiency is high, however, among the above-mentioned reation kettle, have following not enoughly:

among the above-mentioned reation kettle, agitator single structure, at the stirring in-process, rotate through agitator drive arrangement drive (mixing) shaft, and then drive stirring vane and rotate, realize the stirring to the material, because reation kettle volume is big, hardly realize evenly stirring through simple stirring vane, lead to the material by can not the intensive mixing to influence reaction efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the problems and provide the reaction kettle with sufficient stirring, which can be used for fully stirring materials, so that the materials are stirred more uniformly, and the reaction efficiency of the materials is improved.

Another object of the present invention is to provide a reaction system comprising the above reaction vessel.

The purpose of the utility model is realized by the following technical scheme:

a reaction kettle with sufficient stirring comprises a reaction kettle body and a stirring device for stirring materials in the reaction kettle body, wherein the stirring device comprises a stirring shaft rotatably arranged in the reaction kettle body, a stirring mechanism arranged on the stirring shaft and a stirring driving mechanism for driving the stirring shaft to rotate; wherein the content of the first and second substances,

the stirring mechanism comprises at least two groups of transverse blade assemblies and vertical blade assemblies arranged on the transverse blade assemblies, the groups of transverse blade assemblies are arranged along the axis direction of the stirring shaft, each group of transverse blade assemblies comprises a plurality of transverse blades arranged on the stirring shaft, the plurality of transverse blades are uniformly distributed along the circumferential direction, the transverse blades extend along the axis direction vertical to the stirring shaft, and the transverse blades and the horizontal plane are arranged at an angle; the vertical blade assemblies are arranged between two adjacent groups of transverse blade assemblies and comprise a plurality of vertical blades; the upper end of the vertical blade is fixedly connected with the transverse blade of one group of transverse blade assemblies, and the lower end of the vertical blade is fixedly connected with the transverse blade of the other group of transverse blade assemblies.

The operating principle of the reaction kettle with sufficient stirring is as follows:

during operation, add the material in to the reation kettle body, stirring actuating mechanism drive (mixing) shaft rotates, thereby it rotates to drive horizontal blade, also drive the vertical blade rotation on the horizontal blade simultaneously, because horizontal blade is the angle setting with the level, when horizontal blade clockwise rotation, horizontal blade can mix the material and make the material up motion at reation kettle body middle part, reation kettle body bottom forms the negative pressure, the peripheral material of reation kettle body can the downstream get into reation kettle body bottom, form the circulation stirring, in the material motion process, vertical blade can mix the peripheral material of reation kettle body, make the more abundant of material stirring, the axis direction range of multiunit horizontal blade subassembly along the (mixing) shaft is arranged, make the scope of stirring material bigger, thereby guarantee the material fully reacted, and the reaction efficiency is improved.

According to a preferable scheme of the utility model, the number of the transverse blade assemblies is two, the number of the transverse blades in each group of transverse blade assemblies is two, the number of the vertical blades is two, and the two vertical blades are respectively and vertically arranged at the end parts of the transverse blades. Through setting up above-mentioned structure, when guaranteeing simple structure, can realize again fully stirring the material for the material is stirred more evenly, thereby improves material reaction efficiency.

Preferably, the two vertical blades are symmetrical to each other and arranged at an angle. Through setting up above-mentioned structure, because two vertical blade mutual symmetries just are the angle setting, at the stirring in-process, one of them vertical blade can promote reation kettle body material in all around to inside, and another vertical blade can promote reation kettle body material in all around to outside for the material is more disorderly in the motion of reation kettle body, thereby realizes carrying out intensive mixing to the material.

Furthermore, the upper ends of the vertical blades are fixedly connected with the transverse blades positioned at the upper end of the stirring shaft and extend upwards; the lower end of the stirring shaft is fixedly connected with a transverse blade positioned at the lower end of the stirring shaft and extends downwards. The purpose that sets up like this makes vertical blade's upper and lower span grow, can carry out intensive mixing to the peripheral material of reation kettle body.

Preferably, the stirring mechanism further comprises a bottom blade assembly arranged at the bottom of the stirring shaft, the bottom blade assembly comprises two bottom blades which are arranged oppositely, the bottom blade comprises a vertical section positioned at the upper end and a horizontal section positioned at the lower end, the vertical section is arranged in parallel with one of the vertical blades, the horizontal section is arranged in parallel with the horizontal blade, and the upper end of the vertical section is fixedly connected to the horizontal blade. In the structure, on the one hand, through setting up the bottom blade subassembly, can carry out the intensive mixing to the material of reation kettle body bottom, on the other hand, through horizontal section and horizontal blade parallel arrangement, can upwards promote reation kettle body bottom material, then continue upwards to promote through horizontal blade subassembly, stir through the horizontal blade subassembly of multiunit, thereby make the material fully move in the reation kettle body, in addition through setting up vertical section, also further realize the stirring to the material, improve the homogeneity of material stirring, thereby improve reaction efficiency.

Preferably, the stirring driving mechanism comprises a speed reducing mechanism and a driving motor which are arranged at the upper end of the reaction kettle body, wherein a main shaft of the driving motor is connected with an input end of the speed reducing mechanism, and an output end of the speed reducing mechanism is connected with the upper end of the stirring shaft. In the structure, the main shaft of the driving motor rotates, and the stirring shaft is driven to rotate in the reaction kettle body through the speed reduction of the speed reducing mechanism.

Preferably, the upper end of the reaction kettle body is provided with a feeding port and a feed back port, the lower end of the reaction kettle body is provided with a discharge port, and the feeding port, the feed back port and the discharge port are all communicated with the inside of the reaction kettle body. During operation, can put into the reation kettle body through the dog-house with the material, the back is accomplished in the reaction, discharges from the discharge gate, and partial material can get into the reation kettle body through the feed back mouth again after discharging from the ejection of compact.

Preferably, the reaction kettle body is provided with a jacket, a heating cavity is arranged between the reaction kettle body and the jacket, and a heat exchange medium for heating or cooling the reaction kettle body is arranged in the heating cavity. Through setting up above-mentioned structure, can adjust the temperature of reation kettle body to improve the reaction rate of material.

Preferably, the lower end of the reaction kettle body is provided with a plurality of supporting legs for supporting. Its aim at is convenient for support the reation kettle body and place.

A reaction system, which comprises the reaction kettle, a temporary storage tank for storing materials and a cold-heat exchanger, wherein,

the cold-heat exchanger is provided with a cooling water inlet, a cooling water outlet, a material inlet and a material outlet; the temporary storage tank is provided with a feeding port and a discharging port, wherein the discharging port is communicated with the material inlet through a discharging pipeline, the material outlet is communicated with the feeding port through a feeding pipeline, and the middle part of the feeding port is communicated with the middle part of the feeding pipeline through a feeding pipeline.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the reaction kettle, the plurality of groups of transverse blade assemblies are arranged along the axial direction of the stirring shaft, so that the range of stirring materials is larger; in addition, because the angle setting is personally submitted with the level to horizontal blade, when horizontal blade clockwise turning, horizontal blade can mix the material and make the material upward movement at reation kettle body middle part, and reation kettle body bottom forms the negative pressure, and the peripheral material of reation kettle body can the downstream get into reation kettle body bottom, forms the circulation stirring, and the material is more even stirring, guarantees the material fully reaction, improves reaction efficiency.

2. According to the reaction kettle, the vertical blades are arranged, and the vertical blades can stir materials around the reaction kettle body, so that the materials are further stirred, the materials are further fully reacted, and the reaction efficiency is improved.

Drawings

Fig. 1-2 are schematic structural views of a first embodiment of a fully stirred tank reactor according to the present invention, wherein fig. 1 is a perspective view and fig. 2 is a top view.

Fig. 3 is a sectional view taken along a-a in fig. 2.

Fig. 4-6 are schematic structural views of a stirring shaft and a stirring mechanism in the present invention, wherein fig. 4 is a front view, fig. 5 is a top view, and fig. 6 is a perspective view.

FIG. 7 is a schematic view of the structure of a reaction system in the present invention.

Detailed Description

In order to make those skilled in the art understand the technical solutions of the present invention well, the following description of the present invention is provided with reference to the embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

Example 1

Referring to fig. 1-3, the embodiment discloses a reaction kettle with sufficient stirring, which includes a reaction kettle body 1 and a stirring device for stirring materials inside the reaction kettle body 1, wherein the stirring device includes a stirring shaft 2 rotatably disposed in the reaction kettle body 1, a stirring mechanism disposed on the stirring shaft 2, and a stirring driving mechanism 3 for driving the stirring shaft 2 to rotate; the reaction kettle comprises a reaction kettle body 1, wherein the upper end of the reaction kettle body 1 is provided with a feeding port 1-1 and a feed back port 1-2, the lower end of the reaction kettle body is provided with a discharge port 1-3, the feeding port 1-1, the feed back port 1-2 and the discharge port 1-3 are all communicated with the interior of the reaction kettle body 1, and a cover body 1-4 for opening and closing the feeding port 1-1 is arranged on the feeding port 1-1. During operation, materials can be placed into the reaction kettle body 1 through the feeding port 1-1, the stirring shaft 2 is driven to rotate through the stirring driving mechanism 3, the stirring mechanism is driven to stir and react the materials, the materials can be discharged from the discharge port 1-3, and partial materials can enter the reaction kettle body 1 again through the return port 1-2 after being discharged from the discharge port.

Referring to fig. 3-6, the stirring mechanism includes two sets of transverse blade assemblies 4 and vertical blade assemblies 5 disposed on the transverse blade assemblies 4, the two sets of transverse blade assemblies 4 are arranged along the axial direction of the stirring shaft 2, each set of transverse blade assembly 4 includes two transverse blades 4-1 disposed on the stirring shaft 2, the two transverse blades 4-1 are disposed opposite to each other, the transverse blades 4-1 extend along the axial direction perpendicular to the stirring shaft 2, and the transverse blades 4-1 are disposed at an angle to the horizontal plane; the vertical blade assemblies 5 are arranged between the two groups of transverse blade assemblies 4 and comprise two vertical blades 5-1; the upper end of the vertical blade 5-1 is fixedly connected with the transverse blade 4-1 of the transverse blade assembly 4 positioned at the upper end of the stirring shaft 2, and the lower end is fixedly connected with the transverse blade 4-1 of the transverse blade assembly 4 positioned at the lower end of the stirring shaft 2. In the structure, the plurality of groups of transverse blade assemblies 4 are arranged, and the plurality of groups of transverse blade assemblies 4 are arranged along the axial direction of the stirring shaft 2, so that the range of stirring materials is larger; in addition, as the transverse blade 4-1 and the horizontal plane are arranged at an angle, when the transverse blade 4-1 rotates clockwise, the transverse blade 4-1 can stir materials to enable the materials in the middle of the reaction kettle body 1 to move upwards, negative pressure is formed at the bottom of the reaction kettle body 1, the materials around the reaction kettle body 1 can move downwards to enter the bottom of the reaction kettle body 1 to form circular stirring, the materials are stirred more uniformly, the materials are guaranteed to react fully, and the reaction efficiency is improved; in addition, through setting up vertical blade 5-1, vertical blade 5-1 can stir 1 peripheral material of reation kettle body for the material is further stirred, further makes the material fully react, improves reaction efficiency.

Referring to fig. 3 to 6, the stirring mechanism in this embodiment can fully stir the material while ensuring a simple structure, so that the material is stirred more uniformly, thereby improving the material reaction efficiency.

Referring to fig. 4-6, the two vertical blades 5-1 are symmetrical and arranged at an angle, i.e. the two vertical blades 5-1 are not parallel to each other. Through setting up above-mentioned structure, because two vertical blades 5-1 are mutual symmetry and are the angle setting, at the stirring in-process, one of them vertical blade 5-1 can promote the material in reation kettle body 1 all around to inside, and another vertical blade 5-1 can promote the material in reation kettle body 1 all around to outside for the material is more disorderly in reation kettle body 1 motion, thereby realizes carrying out intensive mixing to the material.

Referring to fig. 4-6, the upper ends of the vertical blades 5-1 are fixedly connected with the transverse blades 4-1 positioned at the upper end of the stirring shaft 2 and extend upwards; the lower end of the stirring shaft is fixedly connected with a transverse blade 4-1 positioned at the lower end of the stirring shaft 2 and extends downwards. The purpose of setting up like this is so that the vertical blade 5-1's upper and lower span grow, can carry out intensive mixing to the peripheral material of reation kettle body 1.

Referring to fig. 3-6, the stirring mechanism further includes a bottom blade assembly 6 disposed at the bottom of the stirring shaft 2, the bottom blade assembly 6 includes two bottom blades 6-1 disposed opposite to each other, the bottom blade 6-1 includes a vertical section 6-11 at the upper end and a horizontal section 6-12 at the lower end, the vertical section 6-11 is disposed in parallel with one of the vertical blades 5-1, the horizontal section 6-12 is disposed in parallel with the horizontal blade 4-1, and the upper end of the vertical section 6-11 is fixedly connected to the horizontal blade 4-1. In the structure, on the one hand, through setting up bottom blade subassembly 6, can carry out intensive mixing to the material of reation kettle body 1 bottom, on the other hand, through horizontal section 6-12 and horizontal blade 4-1 parallel arrangement, can upwards promote the material of reation kettle body 1 bottom, then continue upwards to promote through horizontal blade subassembly 4, stir through multiunit horizontal blade subassembly 4, thereby make the material fully move in reation kettle body 1, in addition through setting up vertical section 6-11, also further realize the stirring to the material, improve the homogeneity of material stirring, thereby improve reaction efficiency.

Referring to fig. 1-3, the stirring driving mechanism 3 includes a speed reducing mechanism 3-1 and a driving motor 3-2, which are disposed at the upper end of the reaction kettle body 1, wherein a main shaft of the driving motor 3-2 is connected to an input end of the speed reducing mechanism 3-1, and an output end of the speed reducing mechanism 3-1 is connected to an upper end of the stirring shaft 2. In the structure, the main shaft of the driving motor 3-2 rotates, and the stirring shaft 2 is driven to rotate in the reaction kettle body 1 through the speed reduction of the speed reducing mechanism 3-1.

Referring to fig. 1-3, a jacket 7 is arranged on the reaction kettle body 1, a heating cavity 8 is arranged between the reaction kettle body 1 and the jacket 7, and a heat exchange medium for heating or cooling the reaction kettle body 1 is arranged in the heating cavity 8. Through setting up above-mentioned structure, can adjust reation kettle body 1's temperature to improve the reaction rate of material. The heat exchange medium in the embodiment is water, and hot water is introduced into the heating cavity 8, so that the temperature of the reaction kettle body 1 can be increased, and the reaction efficiency of materials is improved. After the reaction is finished, cold water is introduced into the heating cavity 8, so that the heating kettle body can be cooled, and the material can be cooled.

Referring to fig. 1 and 3, the lower end of the reaction kettle body 1 is provided with a plurality of supporting legs 9 for supporting. Its aim at is convenient for support the placing to reation kettle body 1.

Referring to fig. 1-6, the operation principle of the reaction kettle with sufficient stirring is as follows:

when the stirring device works, materials are added into the reaction kettle body 1, the stirring driving mechanism 3 drives the stirring shaft 2 to rotate, so as to drive the transverse blades 4-1 to rotate, and simultaneously drive the vertical blades 5-1 on the transverse blades 4-1 to rotate, because the transverse blades 4-1 and the horizontal plane are arranged at an angle, when the transverse blades 4-1 rotate clockwise, the transverse blades 4-1 can stir the materials, so that the materials in the middle of the reaction kettle body 1 move upwards, the bottom of the reaction kettle body 1 forms negative pressure, the materials around the reaction kettle body 1 can move downwards to enter the bottom of the reaction kettle body 1 to form circular stirring, in the process of material movement, the vertical blades 5-1 can stir the materials around the reaction kettle body 1, so that the materials are stirred more fully, and a plurality of groups of transverse blade assemblies 4 are arranged along the axial direction of the stirring shaft 2, the range of stirring materials is larger, so that the materials are fully reacted, and the reaction efficiency is improved.

Referring to fig. 7, the embodiment further discloses a reaction system, which includes the above reaction kettle, a temporary storage tank 10 for storing materials, and a cold-heat exchanger 11, wherein the cold-heat exchanger 11 is provided with a cooling water inlet 11-1, a cooling water outlet 11-2, a material inlet 11-3, and a material outlet 11-4; the temporary storage tank 10 is provided with a feeding port 10-1, a discharging port 10-2 and a return port 10-3, wherein the discharging port 1-3 is communicated with the material inlet 11-3 through a discharging pipeline 12, the material outlet 11-4 is communicated with the feeding port 10-1 through a feeding pipeline 13, the return port 1-2 is communicated with the middle part of the feeding pipeline 13 through a return pipeline 14, the discharging port 10-2 is provided with a discharging pipeline 15, and the middle part of the discharging pipeline 15 is communicated with the return port 10-3 through a return pipeline 16; and the discharge pipeline 12 and the discharge pipeline 15 are both provided with a driving pump 17.

Referring to fig. 7, the working principle of the reaction system is as follows:

after the reaction of the materials in the reaction kettle is finished, the materials are driven by a driving pump 17 on a discharge pipeline 12, the materials enter a cold-heat exchanger 11 from a reaction kettle body 1 to be cooled, and then are discharged from a material outlet 11-4 of the cold-heat exchanger 11, a part of the materials can enter a temporary storage tank 10 through a material inlet pipeline 13 to be stored, the other part of the materials can return to the reaction kettle body 1 again through a material return pipeline 14, the materials in the temporary storage tank 10 can be discharged through a material discharge pipeline 15, and the discharged part of the materials can return to the temporary storage tank 10 again through a return pipeline 16; cooling water continuously enters the cold heat exchanger 11 from the cooling water inlet 11-1 and is discharged from the cooling water outlet 11-2, so that the materials can be continuously cooled, and the cooling speed is increased.

Example 2

The other structure in this embodiment is the same as that in embodiment 1, except that the number of the transverse blade assemblies 4 may be 3 or more than 3, the number of the transverse blades 4-1 in each group of the transverse blade assemblies 4 may be 3 or more than 3, and the plurality of transverse blades 4-1 are uniformly distributed along the circumferential direction; the number of the vertical blades 5-1 can be 4 or more than 4, and the vertical blades 5-1 are arranged along the extending direction of the transverse blades 4-1.

The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.

Claims (10)

1. A reaction kettle with sufficient stirring comprises a reaction kettle body and a stirring device for stirring materials in the reaction kettle body, wherein the stirring device comprises a stirring shaft rotatably arranged in the reaction kettle body, a stirring mechanism arranged on the stirring shaft and a stirring driving mechanism for driving the stirring shaft to rotate; it is characterized in that the preparation method is characterized in that,

the stirring mechanism comprises at least two groups of transverse blade assemblies and vertical blade assemblies arranged on the transverse blade assemblies, the groups of transverse blade assemblies are arranged along the axis direction of the stirring shaft, each group of transverse blade assemblies comprises a plurality of transverse blades arranged on the stirring shaft, the plurality of transverse blades are uniformly distributed along the circumferential direction, the transverse blades extend along the axis direction vertical to the stirring shaft, and the transverse blades and the horizontal plane are arranged at an angle; the vertical blade assemblies are arranged between two adjacent groups of transverse blade assemblies and comprise a plurality of vertical blades; the upper end of the vertical blade is fixedly connected with the transverse blade of one group of transverse blade assemblies, and the lower end of the vertical blade is fixedly connected with the transverse blade of the other group of transverse blade assemblies.

2. The stirred tank reactor of claim 1, wherein the number of the transverse blade assemblies is two, the number of the transverse blades in each group of transverse blade assemblies is two, the number of the vertical blades is two, and two vertical blades are respectively vertically arranged at the ends of the transverse blades.

3. The stirred tank reactor of claim 2, wherein the two vertical blades are symmetrical and angled.

4. The fully stirred tank reactor according to claim 3, wherein the upper ends of the vertical blades are fixedly connected with the transverse blades at the upper end of the stirring shaft and extend upwards; the lower end of the stirring shaft is fixedly connected with a transverse blade positioned at the lower end of the stirring shaft and extends downwards.

5. The reactor of claim 2, 3 or 4, wherein the stirring mechanism further comprises a bottom blade assembly disposed at the bottom of the stirring shaft, the bottom blade assembly comprises two bottom blades disposed opposite to each other, the bottom blade comprises a vertical section at the upper end and a horizontal section at the lower end, the vertical section is disposed in parallel with one of the vertical blades, the horizontal section is disposed in parallel with the horizontal blade, and the upper end of the vertical section is fixedly connected to the horizontal blade.

6. The reactor of claim 1, 2, 3 or 4, wherein the stirring driving mechanism comprises a speed reducing mechanism and a driving motor, the speed reducing mechanism is disposed at the upper end of the reactor body, a main shaft of the driving motor is connected to an input end of the speed reducing mechanism, and an output end of the speed reducing mechanism is connected to an upper end of the stirring shaft.

7. The reactor of claim 1, wherein the reactor body has a feeding port and a returning port at the upper end and a discharging port at the lower end, and the feeding port, the returning port and the discharging port are all communicated with the inside of the reactor body.

8. The reactor according to claim 1 or 7, wherein the reactor body is provided with a jacket, a heating chamber is arranged between the reactor body and the jacket, and a heat exchange medium for heating or cooling the reactor body is arranged in the heating chamber.

9. The reactor of claim 1, wherein the lower end of the reactor body is provided with a plurality of support legs for supporting.

10. A reaction system comprising the reaction vessel of claim 7, a temporary storage tank for storing a material, and a heat exchanger, wherein,

the cold-heat exchanger is provided with a cooling water inlet, a cooling water outlet, a material inlet and a material outlet; the temporary storage tank is provided with a feeding port and a discharging port, wherein the discharging port is communicated with the material inlet through a discharging pipeline, the material outlet is communicated with the feeding port through a feeding pipeline, and the middle part of the feeding port is communicated with the middle part of the feeding pipeline through a feeding pipeline.

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