CN213433248U - A filtration system for KY-405 production - Google Patents
A filtration system for KY-405 production Download PDFInfo
- Publication number
- CN213433248U CN213433248U CN202022245388.5U CN202022245388U CN213433248U CN 213433248 U CN213433248 U CN 213433248U CN 202022245388 U CN202022245388 U CN 202022245388U CN 213433248 U CN213433248 U CN 213433248U
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- Prior art keywords
- pipe
- filter
- valve
- circulating
- air inlet
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- 238000001914 filtration Methods 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 239000000706 filtrate Substances 0.000 claims abstract description 8
- 238000009833 condensation Methods 0.000 claims abstract description 6
- 230000005494 condensation Effects 0.000 claims abstract description 6
- 238000005406 washing Methods 0.000 claims description 22
- 238000011001 backwashing Methods 0.000 claims description 19
- 238000001035 drying Methods 0.000 claims description 6
- 239000011550 stock solution Substances 0.000 claims description 6
- 239000002893 slag Substances 0.000 claims description 5
- 239000012065 filter cake Substances 0.000 abstract description 21
- 239000000376 reactant Substances 0.000 abstract description 9
- 238000010992 reflux Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 2
- 239000013049 sediment Substances 0.000 abstract 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 12
- 239000003208 petroleum Substances 0.000 description 6
- 239000012043 crude product Substances 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000010865 sewage Substances 0.000 description 3
- UJAWGGOCYUPCPS-UHFFFAOYSA-N 4-(2-phenylpropan-2-yl)-n-[4-(2-phenylpropan-2-yl)phenyl]aniline Chemical compound C=1C=C(NC=2C=CC(=CC=2)C(C)(C)C=2C=CC=CC=2)C=CC=1C(C)(C)C1=CC=CC=C1 UJAWGGOCYUPCPS-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000550 effect on aging Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model provides a filtration system for KY-405 production, including candle filter and trinity equipment, the candle filter is including collecting the circulation groove, filter and middle groove, it is connected with the filter through the inlet pipe of taking the prestore pump to collect the circulation groove, the filter communicates with each other with collecting the circulation groove through the overflow pipe of taking the overflow valve, be equipped with a plurality of filter cores in the filter, a plurality of filter cores pass through the discharging pipe intercommunication, be equipped with out the liquid valve on the discharging pipe, the discharging pipe communicates with each other with collecting the circulation groove through the circulating pipe of taking the circulating valve, the discharging pipe is connected through the catheter of taking out the liquid valve with the middle groove, the filter is equipped with the filter residue passageway of unloading of taking the sediment valve, filter residue passageway of unloading is connected with trinity equipment, trinity equipment is connected with the condensation reflux ware, and. The filtering system filters the reactant firstly, and then washes and recovers more filtrate carried in the filter cake, thereby reducing or avoiding the problems of more filter cake materials and large waste.
Description
Technical Field
The utility model relates to a KY-405 production technical field, in particular to a filtration system for KY-405 production.
Background
KY-405 chemical name 4,4' -bi-alpha, alpha-dimethylbenzyl diphenylamine is a non-pollution amine age inhibitor which has good aging protection effect on aging caused by heat, light, ozone and the like and is used as adhesives such as chloroprene rubber, styrene-butadiene rubber, butyl rubber, natural rubber, polyurethane and the like.
KY-405 is produced by reacting diphenylamine with alpha-methylstyrene under the action of catalyst activated clay and at a certain temperature to produce a crude product of 4,4 '-bis (alpha, alpha-dimethylbenzyl) diphenylamine, filtering the crude product with activated clay, recrystallizing the filtered crude product with a solvent, and centrifugally drying, crushing or granulating the filtrate to obtain the high-purity 4,4' -bis (alpha, alpha-dimethylbenzyl) diphenylamine.
As the crude product has higher solidifying point and high viscosity, the active argil which is the main component of filter residue is thinner, the traditional filtration consumes long time, the filter cake carries more materials, and the waste is large.
SUMMERY OF THE UTILITY MODEL
To the not enough that exists among the prior art, the utility model provides a filtration system for KY-405 production has solved many, the extravagant big problem of filter cake area material among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a filtering system for KY-405 production comprises a candle filter and three-in-one equipment for washing, filtering and drying,
the candle filter comprises a collecting circulation tank for temporarily storing materials to be filtered, a filter for filtering the materials and an intermediate tank for storing filtrate,
a feeding pipe with a pre-stored pump and an overflow pipe with an overflow valve are arranged between the collection circulating tank and the filter, and the collection circulating tank, the filter, the feeding pipe and the overflow pipe form a loop;
a plurality of filter elements are arranged in the filter and are communicated through a discharge pipe, a liquid outlet valve is arranged on the discharge pipe, a circulating pipe with a circulating valve is arranged between the discharge pipe and the collecting circulating groove, a liquid guide pipe with the liquid outlet valve is arranged between the discharge pipe and the intermediate groove,
the discharging pipe is connected with an air inlet pipe for guiding air, the air inlet pipe is provided with a reverse air inlet valve, the air inlet pipe is communicated with the overflow pipe through an air inlet branch pipe with a positive air inlet valve,
the filter is connected with a drain pipe with a drain valve, the drain pipe is communicated with the collection circulating groove,
the filter is provided with a filter residue discharge channel with a slag discharge valve, the filter residue discharge channel is connected with a three-in-one device,
the trinity equipment is connected with the condensation backward flow ware to be connected with the washing liquid storage tank through the connecting pipe of taking the charge pump.
Furthermore, a backwashing liquid inlet pipe with a stock solution valve is arranged at the feed end of the pre-stored pump on the feed pipe, and the discharge pipe is connected with a backwashing pipe with a backwashing pump.
Further, the circulating pipe is connected with a liquid discharge pipe with a residual liquid valve.
Further, the filter is provided with an emptying valve and a pressure detector.
Further, a stirrer is arranged in the collection circulating tank.
The utility model discloses the principle: prestoring reactants to be filtered in a collection circulating tank, conveying materials to a filter by using a prestoring pump, returning filtrate to the collection circulating tank through an overflow pipe, and introducing the material liquid into an intermediate tank after the material liquid is clear; after filtering for a period of time, a filter cake is formed outside the filter element, which affects the use of the filter, so the filter element needs to be backwashed; during backwashing, the pre-storage pump is closed, the positive air inlet valve and the drain valve are controlled to be opened, air-entraining bodies except reactants remaining in the filter are blown and pressed for a period of time and guided into the collection circulation tank from the drain pipe, then the positive air inlet valve and the drain valve are closed and opened, the negative air inlet valve is opened, a filter cake on the filter element is blown down into the filter, and the residue discharge valve is opened to guide the filter cake into three-in-one equipment to treat the filter residue;
filter residue entering the three-in-one equipment and petroleum ether led in from a washing liquid storage tank are stirred and washed, the volatilized petroleum ether flows back to the three-in-one equipment through a condensation reflux device, washing solution after washing is led out of the three-in-one equipment, the washing solution can be conveyed or conveyed by a pump to be placed and returned to a crystallization kettle in KY-405 production, filter cakes in the three-in-one equipment are washed for the second time (the washing is carried out according to a primary washing mode), and filtrate led out from the three-in-one equipment is returned to the crystallization kettle; and heating and drying the washed filter cake in three-in-one equipment, recovering petroleum ether in the filter cake, discharging the finally obtained filter residue in a powdery form from a slag outlet of the three-in-one equipment, and packaging and storing.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses the filtration system who sets up filters the reactant earlier, then washes the recovery processing to the more filtrating smuggleing secretly in the filter cake, reduces or has avoided the filter cake to take the material many, extravagant big problem.
Drawings
Fig. 1 is a schematic connection diagram of the filtering system of the present invention.
In the figure: 1. a collection circulation tank; 2. a stirrer; 3. an overflow pipe; 4. an overflow valve; 5. a positive intake valve; 6. an intake branch pipe; 7. an evacuation valve; 8. a pressure detector; 9. a reverse air intake valve; 11. an air inlet pipe; 12. a liquid outlet valve; 13. a discharge pipe; 14. an intermediate tank; 15. a backwash valve; 16. a backwash pump; 17. a liquid discharge pipe; 18. a residual liquid valve; 19. a blowoff valve; 20. a blow-off pipe; 21. a condensing reflux device; 22. a main electromagnetic valve; 23. a secondary solenoid valve; 24. three-in-one equipment; 25. a feed pump; 26. a washing liquid storage tank; 27. backwashing the liquid inlet pipe; 28. a stock solution valve; 29. pre-storing a pump; 30. a feed pipe; 31. a liquid inlet valve; 32. a residue discharge passage; 33. a slag discharge valve; 34. a circulation pipe; 35. and (4) a filter.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1, the embodiment of the utility model provides a filtering system for KY-405 production, which comprises a candle filter and a three-in-one device 24 for washing, filtering and drying,
as shown in fig. 1, the candle filter comprises a collecting and circulating tank 1 for temporarily storing the material to be filtered, a filter 35 for filtering the material, and an intermediate tank 14 for the presence of filtrate. The device is characterized in that a stirrer 2 is arranged in the collection circulating tank 1, a feed pipe 30 with a pre-stored pump 29 and an overflow pipe 3 with an overflow valve 4 are arranged between the collection circulating tank 1 and the filter 35, and the collection circulating tank 1, the filter 35, the feed pipe 30 and the overflow pipe 3 form a loop. The filter 35 is provided with an emptying valve 7, the filter 35 is provided with a pressure detector 8, a plurality of filter elements are arranged in the filter 35 and are communicated through a discharge pipe 13, and the discharge pipe 13 is provided with a liquid outlet valve 12; a circulating pipe 34 with a circulating valve is arranged between the discharge pipe 13 and the collection circulating tank 1, and the circulating pipe 34 is connected with a liquid discharge pipe 17 with a residual liquid valve 18; a liquid guide pipe with a liquid outlet valve 12 is arranged between the discharge pipe 13 and the middle groove 14; the discharging pipe 13 is connected with an air inlet pipe 11 for guiding air, the air inlet pipe 11 is provided with a reverse air inlet valve 9, and the air inlet pipe 11 is communicated with the overflow pipe 3 through an air inlet branch pipe 6 with a positive air inlet valve 5; the filter 35 is connected with a sewage discharge pipe 20 with a sewage discharge valve 19, and the sewage discharge pipe 20 is communicated with the collection circulating tank 1; the filter 35 is provided with a residue discharge passage 32 with a residue discharge valve 33. A backwashing liquid inlet pipe 27 with a stock solution valve 28 is arranged at the feed end of the pre-stored pump 29 on the feed pipe 30, and the discharge pipe 13 is connected with a backwashing pipe with a backwashing pump 16.
As shown in fig. 1, the candle filter works according to the following principle:
1. and (3) filtering: under the stirring action of the stirrer 2, the reactant in the collection circulation tank 1 is conveyed into the filter 35 by opening the liquid inlet valve 31 through the pre-stored pump 29, at the moment, the overflow valve 4 is opened, and the reactant is returned to the collection circulation tank 1 from the overflow pipe 3 after filling the filter 35 with the reactant; then, a circulating valve on the circulating pipe 34 is opened, a filter element arranged in the filter 35 is used for filtering reactants, when the liquid led out from the discharge pipe 13 is clear through a sight glass, the circulating valve is closed, the liquid outlet valve 12 is opened, and the filtered liquid is led into the intermediate tank 14 for continuous filtration; along with the filtering, the filter cake adhered to the periphery of the filter element is gradually thickened, and when the preset pressure in the filter and the machine is reached, the filter 35 needs to be backwashed.
2. Backwashing: firstly, closing the liquid inlet valve 31, the liquid outlet valve 12 and the overflow valve 4, opening the stock solution valve 28, introducing backwash liquid into the filter 35, closing the stock solution valve 28 when the backwash liquid reaches a preset height in the filter 35, and washing filter cakes by the backwash liquid; then, opening the positive air inlet valve 5 and the blow-down valve 19, introducing nitrogen into the filter 35, introducing backwash liquid in the filter 35 into the collection circulation tank 1 through air pressure, and closing the positive air inlet valve 5 and the blow-down valve 19; then opening the reverse air inlet valve 9 to blow filter cakes on the filter element down to the filter residue discharge channel 32 of the filter 35, then closing the reverse air inlet valve 9, and opening the residue discharge valve 33 to lead the filter residues out of the filter 35; and finally, opening a backwashing valve 15 and a backwashing pump 16 on the backwashing pipe, introducing backwashing liquid from the interior of the filter element, completely cleaning the filter element, closing the backwashing valve 15, opening the positive air inlet valve 5 and the drain valve 19, and introducing the backwashing liquid in the filter into the collection circulating tank 1 to finish backwashing of the filter 35.
As shown in fig. 1, the filter cake from the filter 35 is introduced into the three-in-one equipment 24 of the filtering system, the three-in-one equipment 24 is connected with the condensing reflux device 21 and is connected with the washing liquid storage tank 26 through the connecting pipe with the feeding pump 25; the return pipe connected with the condensate reflux device 21 is divided into a main pipe and a branch pipe, the main pipe and the branch pipe are respectively provided with a main electromagnetic valve 22 and a secondary electromagnetic valve 23, wherein the main pipe is connected with a three-in-one device 24, and the branch pipe is connected with a washing liquid storage tank 26. Filter residue entering the three-in-one equipment 24 and petroleum ether led in from a washing liquid storage tank 26 are stirred and washed, volatilized petroleum ether is condensed by a condensation reflux device 21 and then flows back to the three-in-one equipment 24 through a main pipe, washing solution after washing is led out of the three-in-one equipment 24 and can be conveyed by a pump or other conveyers to be placed and returned to a crystallization kettle in KY-405 production, filter cakes in the three-in-one equipment 24 are washed for the second time (the washing is carried out according to a primary washing mode), and filtrate led out of the three-in-one equipment 24 is returned to the crystallization kettle; the filter cake that the washing was accomplished heats the drying in trinity equipment 24, opens secondary solenoid valve 23 this moment, closes main solenoid valve 22 for retrieve to washing liquid storage tank 26 after the volatile petroleum ether in follow filter cake through the condensation, the filter residue that obtains at last is discharged from trinity equipment 24 slag notch with powdery form, packs the storage again.
The utility model discloses the filtration system who sets up filters the reactant earlier, then washes the recovery processing to the more filtrating smuggleing secretly in the filter cake, reduces or has avoided the filter cake to take the material many, extravagant big problem.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (5)
1. A filtration system for KY-405 production, characterized in that: comprises a candle filter and three-in-one equipment for washing, filtering and drying,
the candle filter comprises a collecting circulation tank for temporarily storing materials to be filtered, a filter for filtering the materials and an intermediate tank for storing filtrate,
a feeding pipe with a pre-stored pump and an overflow pipe with an overflow valve are arranged between the collection circulating tank and the filter, and the collection circulating tank, the filter, the feeding pipe and the overflow pipe form a loop;
a plurality of filter elements are arranged in the filter and are communicated through a discharge pipe, a liquid outlet valve is arranged on the discharge pipe, a circulating pipe with a circulating valve is arranged between the discharge pipe and the collecting circulating groove, a liquid guide pipe with the liquid outlet valve is arranged between the discharge pipe and the intermediate groove,
the discharging pipe is connected with an air inlet pipe for guiding air, the air inlet pipe is provided with a reverse air inlet valve, the air inlet pipe is communicated with the overflow pipe through an air inlet branch pipe with a positive air inlet valve,
the filter is connected with a drain pipe with a drain valve, the drain pipe is communicated with the collection circulating groove,
the filter is provided with a filter residue discharge channel with a slag discharge valve, the filter residue discharge channel is connected with a three-in-one device,
the trinity equipment is connected with the condensation backward flow ware to be connected with the washing liquid storage tank through the connecting pipe of taking the charge pump.
2. The filtration system for KY-405 production of claim 1 wherein: and a backwashing liquid inlet pipe with a stock solution valve is arranged at the feed end of the pre-stored pump on the feed pipe, and the discharge pipe is connected with a backwashing pipe with a backwashing pump.
3. The filtration system for KY-405 production of claim 1 wherein: the circulating pipe is connected with a liquid discharge pipe with a residual liquid valve.
4. The filtration system for KY-405 production of claim 1 wherein: the filter is provided with an emptying valve and a pressure detector.
5. The filtration system for KY-405 production of claim 1 wherein: and a stirrer is arranged in the collection circulating tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022245388.5U CN213433248U (en) | 2020-10-10 | 2020-10-10 | A filtration system for KY-405 production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022245388.5U CN213433248U (en) | 2020-10-10 | 2020-10-10 | A filtration system for KY-405 production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213433248U true CN213433248U (en) | 2021-06-15 |
Family
ID=76288375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022245388.5U Active CN213433248U (en) | 2020-10-10 | 2020-10-10 | A filtration system for KY-405 production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213433248U (en) |
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2020
- 2020-10-10 CN CN202022245388.5U patent/CN213433248U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A filter system for KY-405 production Effective date of registration: 20221214 Granted publication date: 20210615 Pledgee: Zhijiang Jinqiao Financing Guarantee Co.,Ltd. Pledgor: Hubei Preti Chemical Technology Co.,Ltd. Registration number: Y2022980027611 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231114 Granted publication date: 20210615 Pledgee: Zhijiang Jinqiao Financing Guarantee Co.,Ltd. Pledgor: Hubei Preti Chemical Technology Co.,Ltd. Registration number: Y2022980027611 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A filtration system for KY-405 production Effective date of registration: 20231121 Granted publication date: 20210615 Pledgee: Hubei Science and Technology Financing Guarantee Co.,Ltd. Pledgor: Hubei Preti Chemical Technology Co.,Ltd. Registration number: Y2023980066702 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |