CN210131636U - Catalyst regenerating unit in oxo reaction - Google Patents
Catalyst regenerating unit in oxo reaction Download PDFInfo
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- CN210131636U CN210131636U CN201920297041.XU CN201920297041U CN210131636U CN 210131636 U CN210131636 U CN 210131636U CN 201920297041 U CN201920297041 U CN 201920297041U CN 210131636 U CN210131636 U CN 210131636U
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- reation kettle
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Abstract
A catalyst regeneration device in a carbonyl synthesis reaction relates to the technical field of catalyst regeneration. Agitator motor fixed connection at reation kettle's top intermediate position, the stirring fork be located reation kettle's inside, reation kettle's cauldron top import communicate with the regenerant groove through top of the tower pipeline, reation kettle's cauldron bottom liquid outlet link to each other with the siding inlet of separator through the first pipeline that is connected with the first pump, the bottom liquid outlet of separator link to each other with the siding inlet of strip tower through the second pipeline that is connected with the second pump, the bottom liquid outlet of separator be linked together through the siding inlet that is connected with the third pipeline of third pump and reation kettle, its function is comprehensive, can heat the preliminary treatment to the inside solution of reation kettle, and can look over the inside reaction condition in real time at the reaction process.
Description
Technical Field
The utility model relates to a catalyst regeneration technical field, concretely relates to catalyst regenerating unit in oxo reaction.
Background
Oxo synthesis is also known as hydroformylation. The olefin, carbon monoxide and hydrogen are added with hydrogen atom and formyl group on the double bond of the olefin under the action of catalyst to generate two kinds of isomeric aldehyde which has one more carbon atom than the original olefin. This reaction is termed oxo-synthesis, also known as the Rowland reaction.
This reaction can be viewed as a hydroformylation reaction in which a hydrogen atom and a formyl group are added to the C atoms at both ends of the double bond of the olefin. With the development of one-carbon chemistry, the types of reactions involving CO are increasing, and the reactions of introducing organic compound molecules into carbonyl groups in the presence of transition metal complex catalysts are generally all included in the scope of carbonylation reactions.
However, the conventional reaction kettle has a single function, cannot heat the solution inside during the reaction, and cannot observe the reaction condition inside in real time during the reaction.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a catalyst regenerating unit in oxo reaction, its function is comprehensive, can heat the preliminary treatment to the inside solution of reation kettle, and can look over the inside reaction condition in real time in reaction process.
In order to achieve the above purpose, the utility model adopts the following technical scheme: it contains reation kettle 1, regenerant groove 2, separator 3, strip tower 4, cooler 5, waste liquid collecting tank 6, agitator motor 7, stirring fork 8, snuffle valve 9, manometer 10, agitator motor 7 fixed connection in reation kettle 1's top intermediate position, stirring fork 8 be located reation kettle 1's inside, and the top of stirring fork 8 runs through reation kettle 1's top and is connected with agitator motor 7's pivot, reation kettle 1's kettle top import be linked together through top of the tower pipeline and regenerant groove 2, reation kettle 1's kettle bottom liquid outlet link to each other through the first pipeline that is connected with the first pump with the side inlet of separator 3, separator 3's bottom liquid outlet link to each other through the second pipeline that is connected with the second pump with strip tower 4's inlet, separator 3's bottom be linked together through the third pipeline that the liquid outlet is connected with the third pump with the side inlet of reation kettle 1, the bottom liquid outlet and the discharge line of strip tower 4 be linked together, the top of the tower gas outlet of strip tower 4 be linked together through gas pipeline and cooler 5, the liquid phase export of cooler 5 be linked together through liquid pipeline with waste liquid collecting tank 6, bleeder valve 9 and manometer 10 are all installed in reation kettle 1's top one side, manometer 10 can the inside pressure of real-time detection reation kettle, detect that inside pressure exceeds standard, then can be through bleeder valve 9 with reation kettle 1 internal pressure release.
Heating pipes 11 are arranged on the periphery of the inner wall of the reaction kettle 1, and the heating pipes 11 are uniformly wound up along the upper part and the lower part of the reaction kettle 1.
The heating pipe 11 is a quartz glass far infrared radiation pipe.
The bottom of the reaction kettle 1 is provided with supporting legs 12.
An observation window 13 is arranged in the middle of the kettle body of the reaction kettle 1.
The utility model discloses a theory of operation: the method comprises the steps of pumping mother liquor of the butanol-octanol oxo-synthesis catalyst to be regenerated into a reaction kettle 1 through a delivery pump, adding a regenerant into a regenerant tank 2 after the regenerant is prepared, heating the mother liquor in the reaction kettle through a heating pipe 11, heating the regenerant to a certain temperature, mixing the heated regenerant and the mother liquor of the butanol-octanol oxo-synthesis catalyst for reaction, pumping mixed liquor after reaction into a separator 3 through a pump, and carrying out layered separation on water phase in the regenerant and the mother liquor of the butanol-octanol oxo-synthesis catalyst in the separator. Wherein the mother liquor of the butanol-octanol carbonyl synthesis catalyst is returned to the reaction kettle for subsequent washing reaction and regeneration of the regenerant. The water phase in the separator enters a stripping tower 4, the emulsified butyraldehyde in the water and the regenerant dissolved in the water enter a cooler 5 after being stripped, and the water enters a waste liquid collecting tank after being cooled.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the heating pretreatment device has comprehensive functions, can heat and pretreat the solution in the reaction kettle, and can check the reaction condition in the reaction process in real time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the internal structure of a reaction vessel 1 according to the present invention;
fig. 3 is a schematic diagram of the external structure of the reaction kettle 1 of the present invention.
Description of reference numerals: reaction kettle 1, regenerant groove 2, separator 3, stripping tower 4, cooler 5, waste liquid collecting tank 6, agitator motor 7, stirring fork 8, release valve 9, manometer 10, heating pipe 11, supporting legs 12, observation window 13.
Detailed Description
Referring to fig. 1 to fig. 3, the technical solution adopted by the present embodiment is: it contains reation kettle 1, regenerant groove 2, separator 3, strip tower 4, cooler 5, waste liquid collecting tank 6, agitator motor 7, stirring fork 8, snuffle valve 9, manometer 10, agitator motor 7 fixed connection in reation kettle 1's top intermediate position, stirring fork 8 be located reation kettle 1's inside, and the top of stirring fork 8 runs through reation kettle 1's top and is connected with agitator motor 7's pivot, reation kettle 1's kettle top import be linked together through top of the tower pipeline and regenerant groove 2, reation kettle 1's kettle bottom liquid outlet link to each other through the first pipeline that is connected with the first pump with the side inlet of separator 3, separator 3's bottom liquid outlet link to each other through the second pipeline that is connected with the second pump with strip tower 4's inlet, separator 3's bottom be linked together through the third pipeline that the liquid outlet is connected with the third pump with the side inlet of reation kettle 1, the bottom liquid outlet and the discharge line of strip tower 4 be linked together, the top of the tower gas outlet of strip tower 4 be linked together through gas pipeline and cooler 5, the liquid phase export of cooler 5 be linked together through liquid pipeline with waste liquid collecting tank 6, leak-free valve 9 and manometer 10 all install top one side at reation kettle 1.
Heating pipes 11 are arranged on the periphery of the inner wall of the reaction kettle 1, and the heating pipes 11 are uniformly wound up along the upper part and the lower part of the reaction kettle 1.
The heating pipe 11 is a quartz glass far infrared radiation pipe. The far infrared heating tube is a milky quartz glass tube processed by a special process, and the quartz glass can absorb almost all visible light and near infrared light radiated by the electric heating wire and convert the visible light and the near infrared light into far infrared radiation.
The bottom of the reaction kettle 1 is provided with supporting legs 12.
An observation window 13 is arranged in the middle of the kettle body of the reaction kettle 1.
The utility model discloses a theory of operation: the method comprises the steps of pumping mother liquor of the butanol-octanol oxo-synthesis catalyst to be regenerated into a reaction kettle 1 through a delivery pump, adding a regenerant into a regenerant tank 2 after the regenerant is prepared, heating the mother liquor in the reaction kettle through a heating pipe 11, heating the regenerant to a certain temperature, mixing the heated regenerant and the mother liquor of the butanol-octanol oxo-synthesis catalyst for reaction, pumping mixed liquor after reaction into a separator 3 through a pump, and carrying out layered separation on water phase in the regenerant and the mother liquor of the butanol-octanol oxo-synthesis catalyst in the separator. Wherein the mother liquor of the butanol-octanol carbonyl synthesis catalyst is returned to the reaction kettle for subsequent washing reaction and regeneration of the regenerant. The water phase in the separator enters a stripping tower 4, the emulsified butyraldehyde in the water and the regenerant dissolved in the water enter a cooler 5 after being stripped, and the water enters a waste liquid collecting tank after being cooled.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the heating pretreatment device has comprehensive functions, can heat and pretreat the solution in the reaction kettle, and can check the reaction condition in the reaction process in real time.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. A catalyst regenerating unit in oxo reaction is characterized in that: it contains reation kettle (1), regenerant groove (2), separator (3), strip tower (4), cooler (5), waste liquid collecting tank (6), agitator motor (7), stirring fork (8), snuffle valve (9), manometer (10), agitator motor (7) fixed connection in the top intermediate position of reation kettle (1), stirring fork (8) be located reation kettle (1) inside, and the top of stirring fork (8) runs through reation kettle (1) the top be connected with agitator motor's (7) pivot, reation kettle (1) the cauldron top import be linked together through top of the tower pipeline with regenerant groove (2), reation kettle (1) the cauldron bottom liquid outlet through be connected with the first pipeline of first pump link to each other with the inlet of separator (3) side line, the bottom liquid outlet of separator (3) link to each other through the second pipeline that is connected with the second pump with the inlet of strip tower (4), the third pipeline of bottom liquid outlet through being connected with the third pump of separator (3) is linked together with reation kettle (1) side line inlet, the bottom liquid outlet and the discharge line of tower (4) be linked together, the top of the tower gas outlet of tower (4) be linked together through gas pipeline and cooler (5), the liquid phase export of cooler (5) be linked together through liquid pipeline with waste liquid collecting vat (6), top one side at reation kettle (1) is all installed in disappointing valve (9) and manometer (10).
2. The apparatus according to claim 1, wherein: heating pipes (11) are arranged on the periphery of the inner wall of the reaction kettle (1), and the heating pipes (11) are uniformly wound up along the upper part and the lower part of the reaction kettle (1).
3. An apparatus for regenerating a catalyst used in an oxo process according to claim 2, wherein: the heating pipe (11) is a quartz glass far infrared radiant tube.
4. The apparatus according to claim 1, wherein: the bottom of the reaction kettle (1) is provided with supporting legs (12).
5. The apparatus according to claim 1, wherein: an observation window (13) is arranged in the middle of the kettle body of the reaction kettle (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920297041.XU CN210131636U (en) | 2019-03-10 | 2019-03-10 | Catalyst regenerating unit in oxo reaction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920297041.XU CN210131636U (en) | 2019-03-10 | 2019-03-10 | Catalyst regenerating unit in oxo reaction |
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| CN210131636U true CN210131636U (en) | 2020-03-10 |
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| CN201920297041.XU Active CN210131636U (en) | 2019-03-10 | 2019-03-10 | Catalyst regenerating unit in oxo reaction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814005A (en) * | 2021-09-02 | 2021-12-21 | 宁夏百川科技有限公司 | Recovery device and recovery method of rhodium carbonyl catalyst |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814005A (en) * | 2021-09-02 | 2021-12-21 | 宁夏百川科技有限公司 | Recovery device and recovery method of rhodium carbonyl catalyst |
| CN113814005B (en) * | 2021-09-02 | 2024-05-17 | 宁夏百川科技有限公司 | Recovery device and recovery method of rhodium carbonyl catalyst |
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