CN211245627U - A high-efficient separator of waste lye for cyclohexanone production - Google Patents
A high-efficient separator of waste lye for cyclohexanone production Download PDFInfo
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- CN211245627U CN211245627U CN201921846731.2U CN201921846731U CN211245627U CN 211245627 U CN211245627 U CN 211245627U CN 201921846731 U CN201921846731 U CN 201921846731U CN 211245627 U CN211245627 U CN 211245627U
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Abstract
The utility model relates to the technical field of chemical production, and discloses a waste alkali liquor high-efficiency separation device for cyclohexanone production, which solves the problems that a waste alkali separator has poor separation effect and a heater tube is easy to be blocked; the separation device body comprises an inner tank for primary separation and an outer tank for secondary separation, the inner tank is sleeved in the outer tank, the upper part of the inner tank is provided with a primary light material outlet extending to the outer tank, internal packing combination plates are respectively arranged in the inner tank and the outer tank, and the internal packing combination plates cover the cross section of the inner tank or the outer tank; the internal member packing combination plate is provided with a plurality of convex and concave structures for increasing the sedimentation area; the utility model discloses two-layer inside and outside dividing into in the separator to every layer of installation swash plate packs, makes the material through twice separation process, separates more thoroughly, and through the structure of internals packing compoboard, has improved the separation area in effectual separator is inside, has effectively improved the separation effect, reduces total solid content.
Description
Technical Field
The utility model relates to a chemical production technical field, concretely relates to cyclohexanone apparatus for producing especially relates to a high-efficient separator of waste lye for cyclohexanone production.
Background
Cyclohexyl hydroperoxide generated by oxidation reaction in the process of producing cyclohexanone by an oxidation method needs to be decomposed under the action of an alkaline condition and a catalyst to obtain cyclohexanone and cyclohexanol, and waste alkali liquor is generated at the same time. The resulting spent lye needs to be removed in a separation system to effect separation from the organic phase.
The separation process is carried out in a separator. The original designed waste alkali separator has poor separation effect, and the organic phase has serious alkali, which not only causes waste of alkali liquor, but also causes blockage of a subsequent heater tube when the condensation reaction of ketol is carried out under alkaline and high temperature, and stops the operation when the condensation reaction is serious.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, provides a high-efficient separator of waste lye for cyclohexanone production, has solved the waste lye separator separation effect not good, and the easy problem of blockking up of heater tubulation.
The utility model provides a technical scheme that its technical problem adopted is:
a high-efficiency separation device for waste alkali liquor in cyclohexanone production comprises a separation device body, wherein the separation device body comprises an inner tank for primary separation and an outer tank for secondary separation, the inner tank is sleeved in the outer tank, a material inlet is formed in the top of the inner tank, a primary heavy material outlet is formed in the bottom of the inner tank, and the primary heavy material outlet extends to the outside of the separation device body; the upper part of the inner tank is provided with a first-stage light material outlet, the first-stage light material outlet extends to the outer tank, the bottom of the outer tank is provided with a second-stage heavy material outlet, and the upper part of the outer tank is provided with a second-stage light material outlet; the inner tank and the outer tank are respectively provided with an internal packing combination plate, and the internal packing combination plate covers the cross section of the inner tank or the outer tank; the internal member packing combination plate is provided with a plurality of convex and concave structures for increasing the sedimentation area.
The structure of the internal member packing combination plate is further optimized, and the internal member packing combination plate is fixed in the inner tank or the outer tank through a steel structure framework.
In a further optimized structure, the internal filler combined plate is formed by combining a plurality of folded plates.
Furthermore, the folded plates are fixedly connected through connecting rods.
Furthermore, the cross section of the internal member packing combination plate is circular.
Furthermore, the outer tank is provided with an outer jacket layer, the bottom of the outer jacket layer is provided with a hot water inlet, and the upper end of the outer jacket layer is provided with a hot water outlet.
The material mixed with the waste alkali liquor enters the inner tank from the material inlet and is separated, and the separation liquid flows on the surface of the packing folded plate of the internal part packing combined plate in the inner tank after entering the separator, so that the sedimentation area is increased, and the preliminary effective separation of the organic phase and the waste alkali liquor is realized. And the first-stage light material enters the outer tank from the first-stage light material outlet, and further flows on the surface of the packing folded plate of the internal packing combination plate of the outer tank to perform secondary separation, so that alkali liquor remaining in the light material is further separated. The separation liquid flows on the surface of each layer of packing folded plate after entering the separator, thereby increasing the sedimentation area and realizing the effective separation of the organic phase and the waste alkali liquor.
The utility model discloses produced beneficial effect does for prior art.
The utility model overcomes original alkali waste separator volume is less, the poor problem of alkali waste separator effect, it is two-layer inside and outside dividing into in the separator, and every layer of installation swash plate packs, make the material through twice separation process, the separation is more thorough, and through the structure of internals packing compoboard, separation area has been improved inside effectual separator, separation effect has effectively been improved, reduce total solid content, can make the xanthone benzene consume and reduce 5Kg at least, the xanthone alkali consumes and reduces 3Kg at least, economic benefits has been improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural view of an internal packing composite plate.
Wherein, 1 is the inner tank, 2 is the outer tank, 3 is the material import, 4 is the export of one-level heavy material, 5 is the export of one-level light material, 6 is the export of second grade heavy material, 7 is the export of second grade light material, 8 is internals packing compoboard, 9 is steel skeleton, 10 is the folded plate, 11 is the connecting rod, 12 is outer jacket layer, 13 is hot water import, 14 is the hot water export.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
As shown in fig. 1, the efficient waste lye separation device for cyclohexanone production comprises a separator body, wherein the separator body comprises an inner tank 1 for primary separation and an outer tank 2 for secondary separation, the inner tank 1 is sleeved in the outer tank 2, a material inlet 3 is formed in the top of the inner tank 1, a primary heavy material outlet 4 is formed in the bottom of the inner tank 1, and the primary heavy material outlet 4 extends to the outside of the separator body; the upper part of the inner tank 1 is provided with a primary light material outlet 5, light materials separated from the inner tank 1 enter the outer tank 2 from the primary light material outlet 5, the primary light material outlet 5 extends to the outer tank 2, the bottom of the outer tank 2 is provided with a secondary heavy material outlet 6, and the upper part of the outer tank 2 is provided with a secondary light material outlet 7; the inner tank 1 and the outer tank 2 are respectively provided with an internal filling combined plate 8, the filling adopts coalescent filling, as shown in figure 2, each filling is formed by combining a plurality of folded plates 10, and the folded plates are connected and fixed by a connecting rod 11. The fillers are made into shapes with different sizes according to the sectional areas of the inner tank 1 and the outer tank 2 of the separator, and the fillers are combined to form a circular interface and provided with a plurality of convex and concave structures for increasing the sedimentation area. Fixed in the separator by a steel structure framework 9. Outer jar 2 still is provided with outer jacket layer 12, outer jacket layer 12 bottom is provided with hot water inlet 13, outer jacket layer 12 upper end is provided with hot water outlet 14.
The specific working process is as follows: the material that mixes with waste lye gets into inner tank 1 earlier from material import 3 and carries out and separate, and the internal member in inner tank 1 after the parting liquid gets into the separator packs the folded plate surface flow of packing of compoboard 8, has increased and has subsided the area, has realized the preliminary effective separation of organic phase and waste lye. The first-stage light material enters the outer tank 2 from the first-stage light material outlet 5, and further flows on the surface of the packing folded plate of the internal packing combined plate 8 of the outer tank 2 to perform secondary separation, so that alkali liquor remaining in the light material is further separated.
The embodiment overcomes the problems of small volume and poor effect of the original spent caustic soda separator, the separator is divided into an inner layer and an outer layer, inclined plate fillers are arranged on each layer, materials are separated more thoroughly after two separation processes, and the separation area is increased in the effective separator through the structure of the internal filler composite plate, so that the separation effect is effectively improved, the total solid content is reduced, the consumption of xanthone benzene is reduced by at least 5Kg, the consumption of xanthone alkali is reduced by at least 3Kg, and the economic benefit is improved.
The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.
Claims (6)
1. The efficient separation device for the waste alkali liquor in the cyclohexanone production comprises a separation device body and is characterized in that the separation device body comprises an inner tank (1) for primary separation and an outer tank (2) for secondary separation, the inner tank (1) is sleeved in the outer tank (2), a material inlet (3) is formed in the top of the inner tank (1), a primary heavy material outlet (4) is formed in the bottom of the inner tank (1), and the primary heavy material outlet (4) extends to the outside of the separation device body; a first-stage light material outlet (5) is formed in the upper portion of the inner tank (1), the first-stage light material outlet (5) extends to the outer tank (2), a second-stage heavy material outlet (6) is formed in the bottom of the outer tank (2), and a second-stage light material outlet (7) is formed in the upper portion of the outer tank (2); an internal packing combination plate (8) is respectively arranged in the inner tank (1) and the outer tank (2), and the internal packing combination plate (8) covers the cross section of the inner tank (1) or the outer tank (2); the internal member packing combination plate (8) has a plurality of convex and concave structures for increasing the sedimentation area.
2. The efficient separation device for waste alkali liquor in cyclohexanone production according to claim 1, characterized in that the internal member packing combination plate (8) is fixed in the inner tank (1) or the outer tank (2) through a steel structure framework (9).
3. The high-efficiency waste alkali liquid separating device for cyclohexanone production as claimed in claim 1, wherein the internal member packing combination plate (8) is formed by combining a plurality of folded plates (10).
4. The efficient separation device for waste alkali liquor in cyclohexanone production as claimed in claim 3, wherein the plurality of folding plates (10) are fixedly connected through a connecting rod (11).
5. The high-efficiency waste alkali liquid separating device for cyclohexanone production according to claim 1, characterized in that the cross section of the internal member packing combination plate (8) is circular.
6. The efficient separation device for waste alkali liquor in cyclohexanone production according to claim 1, wherein the outer tank (2) is provided with an outer jacket layer (12), the bottom of the outer jacket layer (12) is provided with a hot water inlet (13), and the upper end of the outer jacket layer (12) is provided with a hot water outlet (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846731.2U CN211245627U (en) | 2019-10-30 | 2019-10-30 | A high-efficient separator of waste lye for cyclohexanone production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846731.2U CN211245627U (en) | 2019-10-30 | 2019-10-30 | A high-efficient separator of waste lye for cyclohexanone production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211245627U true CN211245627U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921846731.2U Expired - Fee Related CN211245627U (en) | 2019-10-30 | 2019-10-30 | A high-efficient separator of waste lye for cyclohexanone production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211245627U (en) |
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2019
- 2019-10-30 CN CN201921846731.2U patent/CN211245627U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 Termination date: 20211030 |