CN217459113U - Epoxy reactive diluent effluent treatment plant - Google Patents
Epoxy reactive diluent effluent treatment plant Download PDFInfo
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- CN217459113U CN217459113U CN202221070435.XU CN202221070435U CN217459113U CN 217459113 U CN217459113 U CN 217459113U CN 202221070435 U CN202221070435 U CN 202221070435U CN 217459113 U CN217459113 U CN 217459113U
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Abstract
The utility model relates to an epoxy reactive diluent wastewater treatment device, which comprises a preheater, a first-effect treatment unit, a second-effect treatment unit, a third-effect treatment unit, a condenser, a brine separation unit, a material circulation unit, a steam circulation unit, a circulating water flow unit and a material conveying unit, wherein the first-effect treatment unit comprises a first-effect heater, a first-effect circulating pump and a first-effect separator, and the second-effect treatment unit comprises a second-effect heater, a second-effect circulating pump and a second-effect separator; the triple-effect treatment unit comprises a triple-effect heater, a triple-effect circulating pump and a triple-effect crystallizer, and the brine separation unit comprises a thickener, a centrifugal machine, a conveyor belt and a mother liquor tank; the utility model discloses can effectively handle the salt-containing diluent waste water of different concentrations respectively, reach one set of device and handle multiple diluent product waste water, improve the utilization ratio of equipment greatly, reduce investment cost.
Description
Technical Field
The utility model relates to a waste water treatment technical field specifically is an epoxy reactive diluent effluent treatment plant.
Background
The epoxy reactive diluent has the characteristics of light color, low viscosity and the like, has good compatibility with various epoxy resins, can obviously reduce the viscosity of a formula when used in an epoxy resin formula, improves the processing manufacturability of the epoxy reactive diluent, has the defect that high-salinity wastewater is generated in the production process of the epoxy reactive diluent, is various in types, needs to be separately treated, and recovers and distills water by using the high-salinity wastewater, and is a universal three-effect evaporation device.
At present, waste water treatment equipment for diluents cannot treat waste water with different salt contents, and needs to transfer waste water for many times in the treatment process, needs to be carried out by multiple practical treatment devices together, and has high working difficulty and low efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides an epoxy reactive diluent waste water treatment device, which is used for solving the problem provided by the prior art.
The utility model discloses an active diluent effluent treatment plant of epoxy, including pre-heater, one imitate processing unit, two effect processing unit, triple effect processing unit, condenser, salt solution separation unit, material circulation unit, steam circulation unit, circulating water flow unit and material conveying unit, one imitates the processing unit and includes that one imitates heater, one imitates the circulating pump and one imitates the separator, two imitates processing unit and includes two effect heaters, two effect circulating pumps and two effect separators, triple effect processing unit includes triple effect heater, triple effect circulating pump and triple effect crystallizer, salt solution separation unit includes stiff ware, centrifuge, conveyer belt and mother liquor jar.
As a further improvement of the utility model, the material circulation unit includes first circulation pipeline, second circulation pipeline and third circulation pipeline, it forms first material circulation pipeline through an effect circulating pump intercommunication between heater and the first separator to imitate one, it forms second material circulation pipeline through two effect circulating pump intercommunications between heater and the two effect separators to imitate two, it leads to formation third material circulation pipeline through three effect circulating pump between heater and the three effect heater to imitate three.
As a further improvement of the utility model, the steam circulation unit is formed by sequentially communicating the first effect heater, the first effect separator, the second effect heater, the second effect separator, the third effect heater, the third effect crystallizer and the condenser.
As a further improvement of the utility model, the material conveying unit includes first material conveying line, second material conveying line and third material conveying line one imitate the separator respectively with two effect separators and triple effect crystallizer intercommunication constitution first material conveying line, two effect separators respectively with triple effect crystallizer and thick ware between change the material pump intercommunication through two effect and constitute second conveying line, change the material pump intercommunication through triple effect between triple effect crystallizer and the thick ware, constitute third material conveying line.
As a further improvement, the circulating water flowing unit comprises a buffer tank and a fresh water tank communicated with the buffer tank, the circulating water in the first-effect separator and the second-effect separator flows into the buffer tank through the second-effect heater, and the circulating water in the third-effect crystallizer flows into the buffer tank through the third-effect heater.
As a further improvement of the utility model, the liquid outlet of the fresh water tank is communicated with an effect material transferring pump.
Through the design of the technical scheme, the circulating water in the fresh water tank can be discharged.
As a further improvement, the thickener is communicated with the centrifuge, the conveyer belt is used for conveying salt separated by the centrifuge, and the mother liquor tank is communicated with the liquid outlet end of the centrifuge for storing mother liquor separated by the centrifuge.
Through the design of above-mentioned technical scheme, can separate out the salt transportation of centrifuge automatically and pack, can also introduce into the mother liquor jar with the mother liquor that centrifuge separated out.
As a further improvement of the utility model, the liquid outlet of the mother liquid tank is provided with a mother liquid pump.
Through the design of the technical scheme, the mother liquor in the mother liquor tank is conveniently discharged.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a processing unit, two effect processing unit, three effect processing unit, condenser, salt solution separation unit, material circulation unit, steam circulation unit, circulating water flow unit and material conveying unit are imitated to the one that sets up for the device can effectively handle the salt-containing diluent waste water of different concentrations respectively, reaches one set of device and handles multiple diluent product waste water, has improved the utilization ratio of equipment greatly, reduces investment cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of the connection relationship of the whole pipeline of the present invention;
FIG. 2 is a schematic view of the connection relationship between the pipelines of the material conveying unit of the present invention;
FIG. 3 is a schematic view of the connection relationship between the circulating water flow units of the present invention;
FIG. 4 is a schematic view of the connection relationship between the steam circulation units of the present invention;
FIG. 5 is a schematic view of the connection relationship of the first material circulation pipeline of the present invention;
FIG. 6 is a schematic view showing the connection relationship of the second material circulation pipeline according to the present invention;
fig. 7 is a schematic view of the connection relationship between the third material circulation pipelines of the present invention.
In the figure: 1. a preheater; 2. a one-effect circulation pump; 3. a primary heater; 4. a first effect separator; 5. a buffer tank; 6. a dual-effect heater; 7. a two-effect circulating pump; 8. a two-effect separator; 9. A fresh water tank; 10. a effect transfer pump; 11. a two-effect material transfer pump; 12. a triple effect heater; 13. A three-effect circulating pump; 14. a triple-effect crystallizer; 15. a three-effect material transferring pump; 16. a mother liquor tank; 17. A mother liquor pump; 18. a conveyor belt; 19. a centrifuge; 20. a thickener; 21. a condenser.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, for simplicity, some conventional structures and components are shown in the drawings in a simplified schematic manner.
In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-7, the utility model discloses an epoxy reactive diluent effluent treatment plant, including pre-heater 1, an effect processing unit, two effect processing unit, three effect processing unit, condenser 21, salt solution separation unit, material circulation unit, steam circulation unit, circulating water flow unit and material conveying unit, an effect processing unit includes an effect heater 3, an effect circulating pump 2 and an effect separator 4, two effect processing unit includes two effect heater 6, two effect circulating pump 7 and two effect separator 8, three effect processing unit includes three effect heater 12, three effect circulating pump 13 and three effect crystallizer 14, salt solution separation unit includes thickener 20, centrifuge 19, conveyer belt 18 and mother liquor jar 16.
Referring to fig. 5-7, the material circulation unit includes a first circulation pipeline, a second circulation pipeline and a third circulation pipeline, the first effect heater 3 is communicated with the first effect separator 4 through the first effect circulation pump 2 to form the first material circulation pipeline, the second effect heater 6 is communicated with the second effect separator 8 through the second effect circulation pump 7 to form the second material circulation pipeline, and the third effect heater 12 is communicated with the third effect heater 12 through the third effect circulation pump 13 to form the third material circulation pipeline.
Referring to fig. 4, the steam circulation unit is formed by sequentially communicating a first-effect heater 3, a first-effect separator 4, a second-effect heater 6, a second-effect separator 8, a third-effect heater 12, a third-effect crystallizer 14 and a condenser 21.
Referring to fig. 2, the material conveying unit includes a first material conveying pipeline, a second material conveying pipeline, a third material conveying pipeline, and a first-effect separator 4, which is respectively communicated with the second-effect separator 8 and the third-effect crystallizer 14 to form the first material conveying pipeline, the second-effect separator 8 is respectively communicated with the third-effect crystallizer 14 and the thickener 20 through a second-effect material transfer pump 11 to form the second conveying pipeline, and the third-effect crystallizer 14 is communicated with the thickener 20 through a third-effect material transfer pump 15 to form the third material conveying pipeline.
Referring to fig. 3, the circulating water flowing unit includes a buffer tank 5 and a fresh water tank 9 communicated with the buffer tank 5, circulating water in the first-effect separator 4 and the second-effect separator 8 flows into the buffer tank 5 through the second-effect heater 6, circulating water in the third-effect crystallizer 14 flows into the buffer tank 5 through the third-effect heater 12, and a liquid outlet of the fresh water tank 9 is communicated with a first-effect material transfer pump 10 capable of discharging the circulating water in the fresh water tank 9.
Referring to fig. 1, the thickener 20 is communicated with the centrifuge 19, the conveyor belt 18 is used for conveying the salt separated by the centrifuge 19, the mother liquor tank 16 is communicated with the liquid outlet end of the centrifuge 19 and is used for storing the mother liquor separated by the centrifuge 19, the salt separated by the centrifuge 19 can be automatically conveyed away for packaging, the mother liquor separated by the centrifuge 19 can be guided into the mother liquor tank 16, and the mother liquor pump 17 is arranged at the liquid outlet of the mother liquor tank 16, so that the mother liquor in the mother liquor tank 16 can be conveniently discharged.
In order to further improve the working efficiency, the preheater 1, the first-effect heater 3, the second-effect heater 6, the third-effect heater 12 and the condenser 21 in the embodiment all adopt plate heat exchangers, the plate heat exchangers are convenient to transform, and if the capacity needs to be enlarged, the plates of the heat exchangers can be directly increased.
In order to prolong the service life of the device, the inlets of the two-effect circulating pump 7 and the three-effect circulating pump 13 are respectively arranged at the conical sealing positions at the bottoms of the two-effect separator 8 and the three-effect crystallizer 14, so that the settled salt is not easy to enter the pump to cause blockage, the running time of the device can be prolonged, the electricity can be saved, and the production cost is reduced.
When the brine concentration is 10% -18%, the working flow is as follows:
the stock solution firstly enters a preheater 1, the preheated material firstly enters a first-effect treatment unit, the material entering the first-effect treatment unit is circularly heated in a first-effect heater 3 under the action of a first-effect circulating pump 2, and then is evaporated and separated in the first-effect heater 3, the steam evaporated by boiling rises, and the concentrated solution stays in the first-effect treatment unit; when the two-effect treatment unit needs to be charged, the automatic control system can automatically advect the concentrated solution of the one-effect treatment unit into the second-effect evaporator, and when the three-effect treatment unit needs to be charged, the automatic control system can automatically send the concentrated solution of the two-effect treatment unit into the third-effect crystallizer 14. When the concentration of the crystal mush in the triple-effect processing unit reaches the design value, the crystal mush is discharged out of the triple-effect crystallizer 14, enters the thickener 20 and then enters the centrifuge 19 for separation, and solid salt is obtained.
When the brine concentration is 18% -24%, the working process is as follows:
after entering a preheating system, stock solution firstly enters a preheater 1, preheated materials firstly enter a first-effect treatment unit, the materials entering the first-effect treatment unit are circularly heated in a first-effect heater 3 under the action of a first-effect circulating pump 2, then are evaporated and separated in the first-effect heater 3, steam which is boiled and evaporated rises, and concentrated solution stays in the first-effect treatment unit; when the two-effect processing unit and the three-effect processing unit need to be charged, the automatic control system can automatically and advectively send the concentrated solution of the one-effect processing unit into the two-effect processing unit and the inner three-effect processing unit simultaneously. Discharging when the concentration of crystal slurry in the two-effect processing unit and the three-effect processing unit reaches a design value; the crystal slurry enters a thickener 20 and then enters a centrifuge 19 for separation to obtain solid salt.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an active diluent effluent treatment plant of epoxy, includes pre-heater (1), an effect processing unit, two effect processing unit, three effect processing unit, condenser (21), salt water separation unit, material circulation unit, steam circulation unit, circulating water flow unit and material conveying unit, its characterized in that:
the primary treatment unit comprises a primary heater (3), a primary circulating pump (2) and a primary separator (4);
the double-effect treatment unit comprises a double-effect heater (6), a double-effect circulating pump (7) and a double-effect separator (8);
the triple-effect treatment unit comprises a triple-effect heater (12), a triple-effect circulating pump (13) and a triple-effect crystallizer (14);
the brine separation unit comprises a thickener (20), a centrifuge (19), a conveyor belt (18) and a mother liquor tank (16).
2. The epoxy reactive diluent wastewater treatment device according to claim 1, characterized in that: the material circulation unit comprises a first circulation pipeline, a second circulation pipeline and a third circulation pipeline, the first effect heater (3) and the first effect separator (4) are communicated through the first effect circulation pump (2) to form the first material circulation pipeline, the second effect heater (6) and the second effect separator (8) are communicated through the second effect circulation pump (7) to form the second material circulation pipeline, and the third effect heater (12) are communicated through the third effect circulation pump (13) to form the third material circulation pipeline.
3. The epoxy reactive diluent wastewater treatment device according to claim 1, characterized in that: the steam circulation unit is formed by sequentially communicating a first-effect heater (3), a first-effect separator (4), a second-effect heater (6), a second-effect separator (8), a third-effect heater (12), a third-effect crystallizer (14) and a condenser (21).
4. The epoxy reactive diluent wastewater treatment device according to claim 1, characterized in that: the material conveying unit comprises a first material conveying pipeline, a second material conveying pipeline and a third material conveying pipeline, the first effect separator (4) is respectively communicated with the second effect separator (8) and the third effect crystallizer (14) to form the first material conveying pipeline, the second effect separator (8) is respectively communicated with the third effect crystallizer (14) and the thickener (20) through a second effect material transferring pump (11) to form the second material conveying pipeline, and the third effect crystallizer (14) is communicated with the thickener (20) through a third effect material transferring pump (15) to form the third material conveying pipeline.
5. The epoxy reactive diluent wastewater treatment device according to claim 1, characterized in that: the circulating water flowing unit comprises a buffer tank (5) and a fresh water tank (9) communicated with the buffer tank (5), circulating water in the first-effect separator (4) and the second-effect separator (8) flows into the buffer tank (5) through the second-effect heater (6), and circulating water in the third-effect crystallizer (14) flows into the buffer tank (5) through the third-effect heater (12).
6. The epoxy reactive diluent wastewater treatment device according to claim 5, characterized in that: the liquid outlet of the fresh water tank (9) is communicated with an effective material transfer pump (10) for discharging circulating water in the fresh water tank (9).
7. The epoxy reactive diluent wastewater treatment device according to claim 1, characterized in that: the thickener (20) is communicated with a centrifugal machine (19), the conveyor belt (18) is used for conveying salt separated by the centrifugal machine (19), and the mother liquor tank (16) is communicated with the liquid outlet end of the centrifugal machine (19) and is used for storing mother liquor separated by the centrifugal machine (19).
8. The epoxy reactive diluent wastewater treatment device according to claim 7, characterized in that: a mother liquid pump (17) is arranged at the liquid outlet of the mother liquid tank (16) and is used for discharging the mother liquid in the mother liquid tank (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221070435.XU CN217459113U (en) | 2022-04-30 | 2022-04-30 | Epoxy reactive diluent effluent treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221070435.XU CN217459113U (en) | 2022-04-30 | 2022-04-30 | Epoxy reactive diluent effluent treatment plant |
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| Publication Number | Publication Date |
|---|---|
| CN217459113U true CN217459113U (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221070435.XU Active CN217459113U (en) | 2022-04-30 | 2022-04-30 | Epoxy reactive diluent effluent treatment plant |
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| Country | Link |
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| CN (1) | CN217459113U (en) |
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- 2022-04-30 CN CN202221070435.XU patent/CN217459113U/en active Active
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