CN211303003U - Disproportionation esterification product catalyst settling device - Google Patents
Disproportionation esterification product catalyst settling device Download PDFInfo
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- CN211303003U CN211303003U CN201921693649.0U CN201921693649U CN211303003U CN 211303003 U CN211303003 U CN 211303003U CN 201921693649 U CN201921693649 U CN 201921693649U CN 211303003 U CN211303003 U CN 211303003U
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Abstract
The utility model discloses a disproportionated esterification product catalyst settling device, which comprises a reaction kettle, wherein the lower end of the reaction kettle is connected with a settling tank through a conduit, the right side of the settling tank is connected with a first boundary level meter through a wire, the right side of the settling tank is connected with a turbid liquid tank through a conduit, the right side of the turbid liquid tank is connected with a second boundary level meter through a wire, the right side of the turbid liquid tank is connected with a turbid liquid conveying pump through a conduit, and the right side of the turbid liquid conveying pump is connected with a catalyst filter-pressing box through a conduit; the utility model discloses can maintain reation kettle inside temperature, can effectively prevent that the heat from scattering and disappearing, make the reaction be in the best reaction stage, can effectively increase the production of catalyst, further extract more catalysts, make the extraction rate of catalyst rise, ensure that the whole equipment can play the effect of safety in production, ensure staff's safety to and guarantee that the catalyst draws the normal clear of work.
Description
Technical Field
The utility model belongs to the chemical industry field specifically is disproportionation esterification product catalyst subsides device.
Background
The disproportionation esterification product catalyst settling device is a device for separating and extracting the disproportionation esterification product catalyst, and is mainly applied to the field of preparation of 3-cyclohexene-1-formic acid-3 '-cyclohexene-1' -methyl ester.
The existing disproportionation esterification product catalyst settling device has certain defects when in use, the structure of the device is complex, the operation is complex, the extraction rate of the catalyst is low, the heat loss of the extraction reaction is large, the high efficiency of the catalyst settling experiment can not be ensured, the device parts are easy to corrode, and a solution is provided for solving the defects.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a disproportionation esterification product catalyst subsides device mainly solves following problem:
1) the thermal insulation layer is arranged, so that the internal temperature of the reaction kettle can be maintained, heat loss can be effectively prevented, the reaction is in the optimal reaction stage, the generation of the catalyst can be effectively increased, and the technical problem that the prior disproportionation esterification product catalyst settling device has serious heat loss of the reaction kettle and cannot be maintained in the optimal reaction stage for a long time is solved;
2) the secondary sedimentation tank is arranged, so that the secondary reaction sedimentation extraction can be carried out on the catalytic substances which do not participate in the catalytic reaction and the reactants contained in the residues, more catalysts can be extracted, the extraction rate of the catalysts is increased, and the technical problem that the prior disproportionation esterification product catalyst sedimentation device cannot carry out the secondary extraction on the catalysts which do not participate in the reaction and the catalysts contained in the residues is solved.
The purpose of the utility model can be realized by the following technical scheme:
the disproportionated esterification product catalyst settling device comprises a reaction kettle, wherein the lower end of the reaction kettle is connected with a settling tank through a conduit, the right side of the settling tank is connected with a first boundary level meter through a conductor, the right side of the settling tank is connected with a second boundary level meter through a conductor, the right side of the turbid liquid tank is connected with a turbid liquid conveying pump through a conductor, the right side of the turbid liquid conveying pump is connected with a catalyst pressure filtration tank through a conductor, the left side of the settling tank is connected with a clear liquid tank through a conductor, the left side of the clear liquid tank is connected with a third boundary level meter through a conductor, the left side of the clear liquid tank is connected with a clear liquid conveying pump through a conductor, the left side of the clear liquid conveying pump is connected with a residue tank through a conductor, the lower end of the settling tank is connected with a second settling tank through a conductor, the right side of, the stirring machine lower extreme surface is provided with the stirring post, the stirring fan is installed to stirring post lower extreme, the peripheral parcel of reation kettle outer wall has the insulating layer.
Preferably, the three groups of stirring fans are fixedly arranged on the stirring column, and the stirring fans and the stirring column do not participate in chemical reaction.
Preferably, the inner wall of the reaction kettle is tightly wrapped by the heat insulation layer, and the heat insulation layer is corrosion-resistant.
Preferably, one of the four groups of boundary level meters is respectively arranged on one side of the settling tank, the turbid liquid tank, the clear liquid tank and the secondary settling tank through leads.
Preferably, the guide pipe is provided with a valve, and the valve and the guide pipe are coated with an anti-corrosion layer.
Preferably, the right end of the settling tank is connected with the left side of the turbid liquid tank through a conduit, the left side of the settling tank is connected with the right side of the clear liquid tank through a conduit, the lower end of the settling tank is connected with the upper end of the secondary settling tank through a conduit, the left side of the secondary settling tank is connected with the lower end of the clear liquid tank through a conduit, and the right side of the secondary settling tank is connected with the bottom end of the turbid.
The utility model has the advantages that:
the utility model can maintain the temperature inside the reaction kettle by wrapping the thermal insulation layer outside the inner wall of the reaction kettle, effectively prevent the heat from dissipating, make the reaction in the optimal reaction stage, effectively increase the production of the catalyst and improve the extraction rate of the catalyst;
the utility model is provided with the secondary settling tank, so that the catalytic substances which do not participate in the catalytic reaction and the reactant contained in the residues are subjected to secondary reaction settling extraction, more catalysts are further extracted, and the extraction rate of the catalysts is increased;
the utility model discloses an all be coated with anti-corrosion coating on valve and pipe, ensure that the complete equipment can play the effect of safety in production, ensure staff's safety to and guarantee the normal clear of catalyst extraction work.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram showing the internal structure of the reaction vessel of FIG. 1 according to the present invention.
In the figure 1, a reaction kettle; 2. a settling tank; 3. a first boundary position meter; 4. a turbid liquid tank; 5. a second boundary level meter; 6. a turbid liquid delivery pump; 7. a catalyst filter press box; 8. a clear liquid tank; 9. a third interface level meter; 10. a clear liquid delivery pump; 11. a raffinate tank; 12. a secondary settling tank; 13. a boundary position meter IV; 14. a blender; 15. a stirring column; 16. stirring the fan; 17. an insulating layer.
Detailed Description
As shown in fig. 1-2, the disproportionation esterification product catalyst settling device comprises a reaction kettle 1, wherein the lower end of the reaction kettle 1 is connected with a settling tank 2 through a conduit, the right side of the settling tank 2 is connected with a first boundary level meter 3 through a conduit, the right side of the settling tank 2 is connected with a turbid liquid tank 4 through a conduit, the right side of the turbid liquid tank 4 is connected with a second boundary level meter 5 through a conduit, the right side of the turbid liquid tank 4 is connected with a turbid liquid delivery pump 6 through a conduit, the right side of the turbid liquid delivery pump 6 is connected with a catalyst filter press box 7 through a conduit, the left side of the settling tank 2 is connected with a clear liquid tank 8 through a conduit, the left side of the clear liquid tank 8 is connected with a third boundary level meter 9 through a conduit, the left side of the clear liquid tank 8 is connected with a clear liquid delivery pump 10 through a conduit, the left side of, the secondary settling tank 12 right side is connected with boundary position meter four 13 through the wire, 1 upper end surface mounting of reation kettle has mixer 14, 14 lower extreme surfaces of mixer are provided with stirring post 15, 15 lower extremes of stirring post are installed and are stirred fan 16, the peripheral parcel of 1 outer wall of reation kettle has insulating layer 17.
The three groups of stirring fans 16 are fixedly arranged on the stirring column 15, and the stirring fans 16 and the stirring column 15 do not participate in chemical reaction.
The inner wall of the reaction kettle 1 is tightly wrapped by the heat insulation layer 17, and the heat insulation layer 17 is corrosion-resistant.
The four groups of first level meters 3 are respectively arranged on one sides of the settling tank 2, the turbid liquid tank 4, the clear liquid tank 8 and the secondary settling tank 12 through leads.
The guide pipe is provided with a valve, and the valve and the guide pipe are coated with an anti-corrosion layer.
The right end of the settling tank 2 is connected with the left side of the turbid liquid tank 4 through a conduit, the left side of the settling tank 2 is connected with the right side of the clear liquid tank 8 through a conduit, the lower end of the settling tank 2 is connected with the upper end of the secondary settling tank 12 through a conduit, the left side of the secondary settling tank 12 is connected with the lower end of the clear liquid tank 8 through a conduit, and the right side of the secondary settling tank 12 is connected with the bottom end of the turbid.
A disproportionation esterification product catalyst settling device works, firstly, a reaction kettle 1 contains catalyst materials, and the catalyst materials enter a settling tank 2 through a pipeline and are divided into light and heavy items due to density difference, wherein the upper layer is H2CO and CO2The lower layer is organic matters such as methanol, ethanol, acetaldehyde, 3-cyclohexene-1-formic acid-3 '-cyclohexene-1' -methyl ester, etcThe mixture of the catalyst and water overflows into a clear liquid tank 8 through a guide pipe arranged at the upper end of a settling tank 2, then a heavy phase containing the catalyst in the settling tank 2 is controlled by a first boundary level meter 3 and is discharged into a turbid liquid tank 4 from a guide pipe arranged at the right side of the settling tank 2, slurry containing the catalyst in the turbid liquid tank 4 is pumped into a subsequent catalyst filter-pressing box 7 through a turbid liquid conveying pump 6 to dry the catalyst, the material layering condition in the clear liquid tank 8 is observed through a third boundary level meter 9 arranged at the side surface of the clear liquid tank 8, the catalyst-containing material settled at the bottom is pumped into the top of the settling tank 2 through a clear liquid conveying pump 10 to continue settling separation, after no layering exists in the clear liquid tank 8, the material can be switched to a residual liquid tank 11 by opening a valve of the residual liquid tank 11 and then closing the valve of the settling tank 2, the residual liquid tank 11 is used for treating and then is poured into the settling separation, and when the concentration of the catalyst in the settling tank 2 is, opening a connecting pipeline valve between an upper clear liquid discharging pipeline and a lower turbid liquid discharging pipeline, completely feeding the materials into a turbid liquid tank 4, finally inputting the residual serous fluid in a settling tank 2 into a secondary settling tank 12 through a guide pipe, carrying out chemical reaction treatment on the residual serous fluid by the secondary settling tank 12, respectively guiding the generated layered substances into the turbid liquid tank 4 and a clear liquid tank 8 for continuous settling separation, so that the catalytic substances which do not participate in the catalytic reaction and the reactants contained in the residues can be subjected to secondary reaction settling extraction, further extracting more catalysts, and increasing the extraction rate of the catalysts, wherein the valve and the guide pipe are coated with an anti-corrosion layer to ensure that the whole device can play a role of safe production, the outer side of the inner wall of a reaction kettle 1 is wrapped with a heat insulation layer 17, the internal temperature of the reaction kettle 1 can be maintained, the heat loss can be effectively prevented, and the reaction is in an optimal reaction stage, can effectively increase the production of catalyst, the mixer 14 of reation kettle 1 upper end installation, cooperation stirring post 15 and three groups stir 16 fans can carry out intensive mixing to reaction material for the reaction is more abundant in reation kettle 1.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. Disproportionated esterification product catalyst settling device, which is characterized by comprising a reaction kettle (1), wherein the lower end of the reaction kettle (1) is connected with a settling tank (2) through a conduit, the right side of the settling tank (2) is connected with a first level meter (3) through a lead, the right side of the settling tank (2) is connected with a turbid liquid tank (4) through a conduit, the right side of the turbid liquid tank (4) is connected with a second level meter (5) through a lead, the right side of the turbid liquid tank (4) is connected with a turbid liquid delivery pump (6) through a lead, the right side of the turbid liquid delivery pump (6) is connected with a catalyst filter press box (7) through a conduit, the left side of the settling tank (2) is connected with a clear liquid tank (8) through a conduit, the left side of the clear liquid tank (8) is connected with a third level meter (9) through a, clear solution delivery pump (10) left side has raffinate groove (11) through pipe connection, subsider (2) lower extreme has secondary subsider (12) through pipe connection, secondary subsider (12) right side is connected with boundary position meter four (13) through the wire, reation kettle (1) upper end surface mounting has mixer (14), mixer (14) lower extreme surface is provided with stirring post (15), stirring fan (16) are installed to stirring post (15) lower extreme, reation kettle (1) outer wall periphery parcel has insulating layer (17).
2. The disproportionation esterification product catalyst settling device according to claim 1, wherein three sets of the stirring fans (16) are fixedly installed on the stirring column (15).
3. The disproportionation esterification product catalyst settling device according to claim 1, wherein the heat insulation layer (17) tightly wraps the inner wall of the reaction kettle (1).
4. The disproportionation esterification product catalyst settling apparatus according to claim 1, wherein four sets of level meters one (3) are respectively installed on one side of the settling tank (2), the turbid liquid tank (4), the clear liquid tank (8) and the secondary settling tank (12) through conducting wires.
5. The disproportionation esterification product catalyst settling apparatus of claim 1, wherein the conduit is provided with a valve, and both the valve and the conduit are coated with an anti-corrosion layer.
6. The disproportionation esterification product catalyst settling apparatus according to claim 1, wherein the right end of the settling tank (2) is connected with the left side of the turbid liquid tank (4) through a conduit, the left side of the settling tank (2) is connected with the right side of the clear liquid tank (8) through a conduit, the lower end of the settling tank (2) is connected with the upper end of the secondary settling tank (12) through a conduit, the left side of the secondary settling tank (12) is connected with the lower end of the clear liquid tank (8) through a conduit, and the right side of the secondary settling tank (12) is connected with the bottom end of the turbid liquid tank (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921693649.0U CN211303003U (en) | 2019-10-11 | 2019-10-11 | Disproportionation esterification product catalyst settling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921693649.0U CN211303003U (en) | 2019-10-11 | 2019-10-11 | Disproportionation esterification product catalyst settling device |
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| Publication Number | Publication Date |
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| CN211303003U true CN211303003U (en) | 2020-08-21 |
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| CN201921693649.0U Active CN211303003U (en) | 2019-10-11 | 2019-10-11 | Disproportionation esterification product catalyst settling device |
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Address after: 225400 No. 6-2, Zhong Gang Road, Taixing Economic Development Zone, Taizhou, Jiangsu Patentee after: Jiangsu taiter New Material Technology Co.,Ltd. Address before: 6-2 Zhonggang Road, Taixing Economic Development Zone, Taizhou City, Jiangsu Province 225300 Patentee before: JIANGSU TETRA NEW MATERIAL TECHNOLOGY Co.,Ltd. |