CN210875307U - Chemical material reaction kettle - Google Patents
Chemical material reaction kettle Download PDFInfo
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- CN210875307U CN210875307U CN201921561987.9U CN201921561987U CN210875307U CN 210875307 U CN210875307 U CN 210875307U CN 201921561987 U CN201921561987 U CN 201921561987U CN 210875307 U CN210875307 U CN 210875307U
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- reaction kettle
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Abstract
The utility model relates to a chemical material reation kettle belongs to chemical reaction technical field. In order to solve the problem of uneven material mixing in the existing chemical material reaction kettle, the utility model provides a chemical material reaction kettle, which comprises a reaction kettle body and a reaction kettle cover, wherein a magnetic stirring device is arranged at the inner side of the bottom of the reaction kettle body, the magnetic stirring device comprises a base, a stirring rod and a stirring paddle arranged on the stirring rod, and a magnetic stirring driving device is arranged at the position, corresponding to the magnetic stirring device, at the outer side of the bottom of the reaction kettle body; a discharge hole is also formed at the bottom of the reaction kettle body; the reaction kettle cover is provided with a feed inlet and at least one dropwise adding charging bucket, the dropwise adding charging bucket is communicated with the inside of the reaction kettle through a dropwise adding pipeline, and a dropwise adding valve is arranged. The utility model discloses can guarantee the initial material intensive mixing of dropwise add material and reation kettle bottom among the reaction process, the defect at bottom material existence inner loop dead angle when having overcome traditional mechanical stirring makes synthetic product molecular weight more even, improves the performance of product by a wide margin.
Description
Technical Field
The utility model belongs to the technical field of chemical reaction unit, especially, relate to a chemical material reation kettle.
Background
The chemical reaction kettle is a common device in the chemical synthesis process, and several monomers are generally put into the reaction kettle at the same time for polymerization reaction. The monomer polymerization reaction is to continuously add the monomer and add the related auxiliary agent in the reaction process. Traditional reaction unit generally adopts mechanical seal, is provided with the (mixing) shaft, is provided with the agitator on the (mixing) shaft, because the material resistance is big during the rotation, the stirring effect of reation kettle bottom is inhomogeneous, and bed charge and dropwise add material can not effectual homogeneous mixing to as for influence in the reation kettle homogeneity and the efficiency of raw and other materials chemical reaction, finally lead to producing the decline of performance.
Disclosure of Invention
For solving the problem of uneven mixing of materials in the existing chemical material reaction kettle, the utility model provides a chemical material reaction kettle.
The technical scheme of the utility model:
a chemical material reaction kettle comprises a reaction kettle body and a reaction kettle cover, wherein a magnetic stirring device is arranged on the inner side of the bottom of the reaction kettle body, the magnetic stirring device comprises a base, a stirring rod fixedly connected to the base and a stirring paddle fixedly arranged on the stirring rod, and a magnetic stirring driving device is arranged on the outer side of the bottom of the reaction kettle body corresponding to the magnetic stirring device; a discharge hole is also formed at the bottom of the reaction kettle body;
the reaction kettle cover is provided with a feed inlet and at least one dropwise adding charging bucket, the dropwise adding charging bucket is communicated with the inside of the reaction kettle through a dropwise adding pipeline, and a dropwise adding valve is arranged at the communication position.
Further, an ultrasonic generator is arranged on the side of the reaction kettle cover, an ultrasonic amplitude transformer is arranged on the ultrasonic generator, and the ultrasonic amplitude transformer penetrates through the reaction kettle cover and extends into the reaction kettle body.
Further, be equipped with first extrinsic cycle pipeline between reation kettle body side wall middle part and bottom, first extrinsic cycle pipeline's both ends all with reation kettle body inside intercommunication, and be equipped with first extrinsic cycle pump and first extrinsic cycle valve.
Further, be equipped with first outer circulating line and second outer circulating line between reation kettle body side wall middle part and lower part respectively, first outer circulating line and second outer circulating line's both ends all with reation kettle internal portion intercommunication, and be equipped with first outer circulating pump and first outer circulation valve on the first outer circulating line, be equipped with second outer circulating pump and second outer circulation valve on the second outer circulating line.
Furthermore, the material inlets of the first external circulation pipeline and the second external circulation pipeline, which are positioned at the lower part of the reaction kettle body, are respectively positioned above and below the stirring paddle.
The utility model has the advantages that:
the utility model discloses locate reation kettle's bottom with reation kettle's agitating unit, can guarantee the initial material intensive mixing of the material of dropwise add in the reaction process and reation kettle bottom, use magnetic stirring device can guarantee reation kettle's seal.
The utility model discloses can also be provided with supersonic generator, as required exclusive use mechanical stirring or supersound stirring also can carry out mechanical stirring and supersound auxiliary stirring simultaneously, can effectively promote the abundant homogeneous mixing between the reactant, has improved chemical reaction's efficiency.
The utility model discloses the extrinsic cycle device that sets up can make reaction material and dropwise add material intensive mixing under the extrinsic cycle combined action that the inner loop that the stirring rake formed and extrinsic cycle device formed, and the defect at reation kettle bottom material existence inner loop dead angle when having overcome traditional mechanical stirring makes synthetic product molecular weight more even, improves the performance of product by a wide margin.
Drawings
FIG. 1 is a schematic structural view of a chemical material reaction kettle of the present invention;
in the figure: 1. a reaction kettle body; 2. a reaction kettle cover; 3. a feed inlet; 4. an ultrasonic generator; 5. an ultrasonic horn; 6. dropping a charging basket; 7. a dropping pipeline; 8. a dropping valve; 9. a magnetic stirring driving device; 10. a stirring paddle; 11. a base; 12. a stirring rod; 13. a first external circulation pipe; 14. a first external circulation pump; 15. a first external circulation valve; 16. a second external circulation pipe; 17. a second external circulation pump; 18. a second external circulation valve; 19. and (4) a discharge port.
Detailed Description
The technical solution of the present invention is further described below with reference to the embodiments, but not limited thereto, and all modifications or equivalent replacements of the technical solution of the present invention may be made without departing from the spirit and scope of the technical solution of the present invention.
Example 1
A chemical material reaction kettle comprises a reaction kettle body 1 and a reaction kettle cover 2, wherein a magnetic stirring device is arranged on the inner side of the bottom of the reaction kettle body 1, the magnetic stirring device comprises a base 11, a stirring rod 12 fixedly connected to the base 11 and a stirring paddle 10 fixedly arranged on the stirring rod, and a magnetic stirring driving device 9 is arranged on the outer side of the bottom of the reaction kettle body 1 and corresponds to the magnetic stirring device; a discharge hole 19 is also arranged at the bottom of the reaction kettle body 1;
be equipped with feed inlet 3 and at least one dropwise add storage bucket 6 on reation kettle lid 2, dropwise add storage bucket 6 is through dropwise add pipeline 7 and the inside intercommunication of reation kettle, and is equipped with dropwise add valve 8 in intercommunication department.
The chemical reaction carried out by using this example is mainly divided into the following steps:
1. the discharge port 19 is closed, the initial material is added from the feed port 3, and the magnetic stirring driving device 9 is started to drive the base 11 to rotate, so that the stirring paddle 10 starts to stir.
2. The dropping material barrel 6 begins to drop materials according to the production process requirements of the products, the number of the dropping material barrels can be increased according to the production process requirements of the products, and different reaction materials are sequentially dropped according to the process.
3. Stopping stirring after production is finished, and discharging the product from a discharge hole 19.
Example 2
A chemical material reaction kettle comprises a reaction kettle body 1 and a reaction kettle cover 2, wherein a magnetic stirring device is arranged on the inner side of the bottom of the reaction kettle body 1, the magnetic stirring device comprises a base 11, a stirring rod 12 fixedly connected to the base 11 and a stirring paddle 10 fixedly arranged on the stirring rod, and a magnetic stirring driving device 9 is arranged on the outer side of the bottom of the reaction kettle body 1 and corresponds to the magnetic stirring device; a discharge hole 19 is also arranged at the bottom of the reaction kettle body 1;
be equipped with feed inlet 3 and at least one dropwise add storage bucket 6 on reation kettle lid 2, dropwise add storage bucket 6 is through dropwise add pipeline 7 and the inside intercommunication of reation kettle, and is equipped with dropwise add valve 8 in intercommunication department.
An ultrasonic generator 4 is further arranged on the outer side of the reaction kettle cover 2, an ultrasonic amplitude transformer 5 is arranged on the ultrasonic generator 4, and the ultrasonic amplitude transformer 5 penetrates through the reaction kettle cover 2 and extends into the reaction kettle body.
The chemical reaction carried out by using this example is mainly divided into the following steps:
1. closing the discharge hole 19, adding the initial material from the feed hole 3, and starting the magnetic stirring driving device 9 to drive the base 11 to rotate so as to enable the stirring paddle 10 to start stirring; the ultrasonic generator can be turned on according to the production process requirement, ultrasonic stirring is carried out simultaneously, and the ultrasonic amplitude transformer extends into the material and is positioned above the stirring paddle, so that the ultrasonic amplitude transformer is prevented from colliding with the stirring paddle.
2. The dropping material barrel 6 begins to drop materials according to the production process requirements of the products, the number of the dropping material barrels can be increased according to the production process requirements of the products, and different reaction materials are sequentially dropped according to the process.
3. After production is finished, stirring and ultrasonic wave are stopped, and the product is discharged from a discharge hole 19.
Example 3
A chemical material reaction kettle comprises a reaction kettle body 1 and a reaction kettle cover 2, wherein a magnetic stirring device is arranged on the inner side of the bottom of the reaction kettle body 1, the magnetic stirring device comprises a base 11, a stirring rod 12 fixedly connected to the base 11 and a stirring paddle 10 fixedly arranged on the stirring rod, and a magnetic stirring driving device 9 is arranged on the outer side of the bottom of the reaction kettle body 1 and corresponds to the magnetic stirring device; a discharge hole 19 is also arranged at the bottom of the reaction kettle body 1;
be equipped with feed inlet 3 and at least one dropwise add storage bucket 6 on reation kettle lid 2, dropwise add storage bucket 6 is through dropwise add pipeline 7 and the inside intercommunication of reation kettle, and is equipped with dropwise add valve 8 in intercommunication department.
An ultrasonic generator 4 is further arranged on the outer side of the reaction kettle cover 2, an ultrasonic amplitude transformer 5 is arranged on the ultrasonic generator 4, and the ultrasonic amplitude transformer 5 penetrates through the reaction kettle cover 2 and extends into the reaction kettle body.
Be equipped with a first extrinsic cycle pipeline 13 between reation kettle body 1 lateral wall middle part and bottom, the both ends of first extrinsic cycle pipeline 13 all with reation kettle body 1 is inside to be communicate, and is equipped with first extrinsic cycle pump 14 and first extrinsic cycle valve 15.
The chemical reaction carried out by using this example is mainly divided into the following steps:
1. closing the discharge hole 19, adding the initial material from the feed hole 3, and starting the magnetic stirring driving device 9 to drive the base 11 to rotate so as to enable the stirring paddle 10 to start stirring; the ultrasonic generator can be turned on according to the requirements of the production process, and ultrasonic stirring is carried out at the same time.
2. The dropping material barrel 6 begins to drop materials according to the production process requirements of the products, the number of the dropping material barrels can be increased according to the production process requirements of the products, and different reaction materials are sequentially dropped according to the process.
3. According to the production process requirement, a first external circulation valve 15 is opened, a first external circulation pump 14 is started, and the material at the bottom of the reaction kettle flows out from the bottom of the reaction kettle through a first external circulation pipeline 13 and flows into the middle of the reaction kettle, so that the external circulation of the material is realized.
4. After production, stirring, ultrasonic wave and external circulation are stopped, and the product is discharged from a discharge port 19.
Example 4
A chemical material reaction kettle comprises a reaction kettle body 1 and a reaction kettle cover 2, wherein a magnetic stirring device is arranged on the inner side of the bottom of the reaction kettle body 1, the magnetic stirring device comprises a base 11, a stirring rod 12 fixedly connected to the base 11 and a stirring paddle 10 fixedly arranged on the stirring rod, and a magnetic stirring driving device 9 is arranged on the outer side of the bottom of the reaction kettle body 1 and corresponds to the magnetic stirring device; a discharge hole 19 is also arranged at the bottom of the reaction kettle body 1;
be equipped with feed inlet 3 and at least one dropwise add storage bucket 6 on reation kettle lid 2, dropwise add storage bucket 6 is through dropwise add pipeline 7 and the inside intercommunication of reation kettle, and is equipped with dropwise add valve 8 in intercommunication department.
An ultrasonic generator 4 is further arranged on the outer side of the reaction kettle cover 2, an ultrasonic amplitude transformer 5 is arranged on the ultrasonic generator 4, and the ultrasonic amplitude transformer 5 penetrates through the reaction kettle cover 2 and extends into the reaction kettle body.
Be equipped with first outer circulating line 13 and outer circulating line 16 between reation kettle body 1 lateral wall middle part and lower part respectively, first outer circulating line 13 and outer circulating line 16's both ends all with reation kettle body 1 inside intercommunication, and be equipped with first outer circulating pump 14 and first outer circulation valve 15 on the first outer circulating line 13, be equipped with second outer circulating pump 17 and second outer circulation valve 18 on the second outer circulating line 16.
The procedure for carrying out the chemical reaction using this example was the same as in example 3.
Example 5
A chemical material reaction kettle comprises a reaction kettle body 1 and a reaction kettle cover 2, wherein a magnetic stirring device is arranged on the inner side of the bottom of the reaction kettle body 1, the magnetic stirring device comprises a base 11, a stirring rod 12 fixedly connected to the base 11 and a stirring paddle 10 fixedly arranged on the stirring rod, and a magnetic stirring driving device 9 is arranged on the outer side of the bottom of the reaction kettle body 1 and corresponds to the magnetic stirring device; a discharge hole 19 is also arranged at the bottom of the reaction kettle body 1;
be equipped with feed inlet 3 and at least one dropwise add storage bucket 6 on reation kettle lid 2, dropwise add storage bucket 6 is through dropwise add pipeline 7 and the inside intercommunication of reation kettle, and is equipped with dropwise add valve 8 in intercommunication department.
An ultrasonic generator 4 is further arranged on the outer side of the reaction kettle cover 2, an ultrasonic amplitude transformer 5 is arranged on the ultrasonic generator 4, and the ultrasonic amplitude transformer 5 penetrates through the reaction kettle cover 2 and extends into the reaction kettle body.
Be equipped with first outer circulating line 13 and outer circulating line 16 between reation kettle body 1 lateral wall middle part and lower part respectively, first outer circulating line 13 and outer circulating line 16's both ends all with reation kettle body 1 inside intercommunication, and be equipped with first outer circulating pump 14 and first outer circulation valve 15 on the first outer circulating line 13, be equipped with second outer circulating pump 17 and second outer circulation valve 18 on the second outer circulating line 16.
In this embodiment, the material inlets of the first external circulation pipe 13 and the second external circulation pipe 16 located at the lower part of the reaction vessel body 1 are respectively located above and below the stirring paddles 10. When carrying out the extrinsic cycle, can carry out the extrinsic cycle simultaneously with the material that is located reation kettle bottom stirring rake top and below, further improve the homogeneous mixing effect of material.
Claims (5)
1. A chemical material reaction kettle comprises a reaction kettle body (1) and a reaction kettle cover (2), and is characterized in that a magnetic stirring device is arranged on the inner side of the bottom of the reaction kettle body (1), the magnetic stirring device comprises a base (11), a stirring rod (12) fixedly connected to the base (11) and a stirring paddle (10) fixedly arranged on the stirring rod, and a magnetic stirring driving device (9) is arranged on the outer side of the bottom of the reaction kettle body (1) and corresponds to the magnetic stirring device; a discharge hole (19) is also arranged at the bottom of the reaction kettle body (1);
be equipped with feed inlet (3) and at least one dropwise add storage bucket (6) on reation kettle lid (2), dropwise add storage bucket (6) are through dropwise add pipeline (7) and reation kettle inside intercommunication, and are equipped with dropwise add valve (8) in intercommunication department.
2. The chemical material reaction kettle according to claim 1, wherein an ultrasonic generator (4) is arranged outside the reaction kettle cover (2), an ultrasonic amplitude transformer (5) is arranged on the ultrasonic generator (4), and the ultrasonic amplitude transformer (5) penetrates through the reaction kettle cover (2) and extends into the reaction kettle body.
3. The chemical material reaction kettle according to claim 1 or 2, wherein a first external circulation pipeline (13) is arranged between the middle part and the bottom of the side wall of the reaction kettle body (1), two ends of the first external circulation pipeline (13) are communicated with the inside of the reaction kettle body (1), and a first external circulation pump (14) and a first external circulation valve (15) are arranged.
4. The chemical material reaction kettle according to claim 1 or 2, wherein a first external circulation pipeline (13) and a second external circulation pipeline (16) are respectively arranged between the middle part and the lower part of the side wall of the reaction kettle body (1), two ends of the first external circulation pipeline (13) and two ends of the second external circulation pipeline (16) are both communicated with the inside of the reaction kettle body (1), the first external circulation pipeline (13) is provided with a first external circulation pump (14) and a first external circulation valve (15), and the second external circulation pipeline (16) is provided with a second external circulation pump (17) and a second external circulation valve (18).
5. A chemical material reaction kettle according to claim 4, characterized in that the material inlets of the first external circulation pipeline (13) and the second external circulation pipeline (16) at the lower part of the reaction kettle body (1) are respectively positioned above and below the stirring paddle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921561987.9U CN210875307U (en) | 2019-09-19 | 2019-09-19 | Chemical material reaction kettle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921561987.9U CN210875307U (en) | 2019-09-19 | 2019-09-19 | Chemical material reaction kettle |
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| CN210875307U true CN210875307U (en) | 2020-06-30 |
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| CN201921561987.9U Active CN210875307U (en) | 2019-09-19 | 2019-09-19 | Chemical material reaction kettle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115672214A (en) * | 2021-07-27 | 2023-02-03 | 上海浦景化工技术股份有限公司 | Device and method for preparing polyglycolic acid through low-temperature polymerization |
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2019
- 2019-09-19 CN CN201921561987.9U patent/CN210875307U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115672214A (en) * | 2021-07-27 | 2023-02-03 | 上海浦景化工技术股份有限公司 | Device and method for preparing polyglycolic acid through low-temperature polymerization |
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