CN203591626U - Crude adipic acid thickening device - Google Patents
Crude adipic acid thickening device Download PDFInfo
- Publication number
- CN203591626U CN203591626U CN201320745194.9U CN201320745194U CN203591626U CN 203591626 U CN203591626 U CN 203591626U CN 201320745194 U CN201320745194 U CN 201320745194U CN 203591626 U CN203591626 U CN 203591626U
- Authority
- CN
- China
- Prior art keywords
- adipic acid
- support frame
- tank body
- horizontal hanging
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 235000011037 adipic acid Nutrition 0.000 title claims abstract description 26
- 239000001361 adipic acid Substances 0.000 title claims abstract description 26
- 230000008719 thickening Effects 0.000 title claims abstract description 25
- 239000004744 fabric Substances 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000002562 thickening agent Substances 0.000 claims description 32
- 238000003466 welding Methods 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000012065 filter cake Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000002033 PVDF binder Substances 0.000 abstract 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 abstract 1
- 239000002002 slurry Substances 0.000 description 12
- 239000007788 liquid Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000013078 crystal Substances 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 208000028659 discharge Diseases 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000012089 stop solution Substances 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
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Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a crude adipic acid thickening device which comprises a thickening device tank, a transversely hung pipe and a filter element, wherein the filter element is composed of filter cloth, a supporting framework and an inner tube; the optimal selected material of the supporting framework, the inner tube and the filter cloth is polyvinylidene fluoride; the best selection of the shape of the supporting framework is a tapper; the best appearance size of the supporting framework is as follows: the diameter of the bottom cross section is 1/2 of that of the top cross section; the best selection of the shape of the cross section of the supporting framework is quatrefoil-shaped; a groove is formed in the outline of the quatrefoil, and the protruding part of the quatrefoil is smooth. Therefore, the filter cake removal speed is increased by 23%, the groove in the outline of the quatrefoil enables the filtering area to be increased by 40%, the filtering speed is increased by 80%, and the thickening effect is remarkably better than that of the traditional method.
Description
Technical field
The utility model relates to a kind of enrichment facility of adipic acid, particularly the concentrated Thickening apparatus of a kind of thick adipic acid slurries.
Background technology
The thickening of thick adipic acid is the important step in Production Processes of Adipic Acid process, and its thickening effect can affect the separative efficiency of follow-up centrifugal device and the production efficiency of adipic acid; The thickening of thick adipic acid mainly completes in rotation thickener traditionally, is to clap the object of slurries being carried out suction filtration and reached thickening by the filter of rotation; But exist moving component more, filter screen cost is higher and fragile, filter cake subtractive process complexity, the shortcoming such as labour intensity is large.
Summary of the invention
For fear of the shortcoming and defect part existing in above-mentioned technology, the purpose of this utility model is to provide a kind of Thickening apparatus of thick adipic acid, adopt candle filter to filter adipic acid slurries, the moving component of device is few, simple to operate, the material of filter core is Kynoar, the low and long service life of cost, filter cake subtractive process is simple, without manual operation.
To achieve these goals, the technical solution of the utility model is as follows:
A Thickening apparatus for thick adipic acid, comprises thickener tank body, horizontal hanging tube and filter core; Described thickener tank body also comprises brace summer, described brace summer and tank body welding; Described horizontal hanging tube also comprises end cover, purified liquor outlet and screw thread; Described end cover is welded in thickener tank body; Described horizontal hanging tube inserts to inside from thickener tank body outside, is fixed in end cover the other end and thickener tank body welding; Described purified liquor outlet and the welding of horizontal hanging tube; Described screw thread and the welding of horizontal hanging tube; Described filter core is made up of filter cloth, support frame and inner tube; Described inner tube is enclosed within support frame, connects by the mode of screw thread; Described filter cloth cover is embraced outside support frame, and top and bottom are fixed with cutting ferrule; Filter core is connected to by the nipple at top on the screw thread of horizontal hanging tube, and direction is vertical with horizontal hanging tube, and filter core bottom is fixed on brace summer.
Support frame described in the utility model, inner tube and filter cloth material are chosen as Kynoar.
Support frame profile described in the utility model be chosen as taper.
Appearance and size of the present utility model is: bottom transverse diameter of section is 1/2 of top cross-sectional diameter.
Support frame profile chi of the present utility model is: length L is 55D, top cross-sectional diameter D and bottom transverse diameter of section D/2.
The horizontal hanging tube material of the utility model is Kynoar.
Compared with prior art, the utlity model has following beneficial effect:
1, to clap material be 304L in the filter of traditional rotation thickener, and in the utility model, the material of filter core support frame and filter bag is Kynoar, therefore, and corrosion resistant, wear-resisting and be sealed with further raising, longer service life;
2, the utility model has adopted by the string diameter filter bag that uniformly extraordinary silk braiding forms, and aperture is little and even, can high efficiency tackle thick adipic acid crystals, and filter bag is disposable one-tenth tubular, can bear larger blowback pressure;
3, the utility model is owing to having adopted new-type support framework structure, its top cross-sectional diameter is large, bottom transverse diameter of section is little, avoid piling up because slurry solid content causes greatly thickener bottom solid, filter cake removes speed and improves 23%, groove on petal profile makes filter area increase 40%, and the rate of filtration improves 80%, and thickening effect is obviously better than conventional method.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described.
Fig. 1 is the Thickening apparatus schematic diagram of thick adipic acid.
Fig. 2 is horizontal hanging tube in thickener, support beam structure schematic diagram.
Fig. 3 is filter core size schematic diagram.
Fig. 4 is that Fig. 3 A is to schematic diagram.
Fig. 5 is that Fig. 4 A is to local enlarged diagram.
In figure: 1, turbid liquid entrance, 2, thickener tank body, 3, horizontal hanging tube, 4, purified liquor outlet, 5, filter core, 6, filter cloth, 7, support frame, 8, inner tube, 9, end cover, 10, brace summer, 11, screw thread, 12, exhaust, 13, air purge, 14, pressure transmitter interface, 15, blowback, 16, fluid level transmitter interface, 17, deslagging.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A Thickening apparatus for thick adipic acid, comprises thickener tank body 2, horizontal hanging tube 3 and filter core 5; Described thickener tank body 2 also comprises brace summer 10, and described brace summer 10 is welded and fixed with thickener tank body 2; Described horizontal hanging tube 3 also comprises end cover 9, purified liquor outlet 4 and screw thread 11; Described end cover 9 is welded in thickener tank body 2; Described horizontal hanging tube 3 inserts to inside from thickener tank body 2 outsides, is fixed in end cover 9 and welding, and the other end and thickener tank body 2 weld; Described purified liquor outlet 4 welds with horizontal hanging tube 3; Described screw thread 11 welds with horizontal hanging tube 3; Described filter core 5 is made up of filter cloth 6, support frame 7 and inner tube 8; Described inner tube 8 is enclosed within support frame 7, connects by the mode of screw thread 11; Described filter cloth 6 covers are embraced outside support frame 7, and top and bottom are fixed with cutting ferrule; Filter core 5 is connected on the screw thread 11 of horizontal hanging tube 3 by screw thread 11 joints at top, and direction is vertical with horizontal hanging tube 3, and filter core 5 bottoms are fixed on brace summer 10.
Support frame 7 described in the utility model, inner tube 8 and filter cloth 6 materials are chosen as Kynoar.
Support frame 7 profiles described in the utility model be chosen as taper.
Support frame 7 appearance and sizes of the present utility model are: bottom transverse diameter of section is 1/2 of top cross-sectional diameter.
Support frame 7 profile chis of the present utility model are: length L is 55D, top cross-sectional diameter D and bottom transverse diameter of section D/2.
Shown in Fig. 1 ~ 5, method of work of the present utility model is as follows:
Adipic acid slurries enter in thickener tank body 2 from turbid liquid entrance 1, and while flowing through filter core 5, filter cloth 6 is tackled adipic acid crystals, and slurries see through filter cloth 6 and flow to inner tube 8 through support frame 7, and then collect in horizontal hanging tube 3 through screw thread 11 endoporus, flow out through purified liquor outlet 4; When the cake layer forming when filter cloth 6 surface reaches desired thickness, slurries stop entering, and after filter cake is removed, discharge with together with slurries in thickener tank body 2, reach the object of thickening, and detailed process is as follows:
1, the topping up stage: exhaust 12 valves and turbid liquid entrance 1 valve of first opening thickener, start solution feed pump, adipic acid slurries enter in thickener tank body 2, gas in thickener tank body 2 is discharged through exhaust 12 valves, in the time that the liquid level of thickener tank body 2 interior solution of adipic acid arrives high liquid level or arrives the topping up time, switch to the thickening stage;
2, the thickening stage: in the time that the preparatory stage completes and meet thickening condition, open purified liquor outlet 4 valves, adipic acid slurry stream is in the time of filter core 5, and filter cloth 6 is tackled adipic acid crystals wherein, filtrate sees through filter cloth 6 and flows to inner tube 8, flows out after collecting in horizontal hanging tube 3 through purified liquor outlet 4.The turbid liquid entrance 2 of thickener can increase along with the increase of the cake layer thickness of filter cloth 6 surface formation with the pressure reduction of purified liquor outlet 4, in the time arriving setting pressure reduction or set filtration time, stop solution feed pump, close turbid liquid entrance 2 valves and purified liquor outlet 4 valves, enter next stage;
3, the plasma discharge stage: open thickener air purge 13 valves and blowback 15 valves, the filter cake that filter cloth 6 surface forms comes off and is mixed to form the slurries of high concentration with the stoste in thickener tank body 2, open thickener tank body 2 bottom deslagging 17 valves, slurries in tank are disposed to the tank of sizing mixing.While arriving the deslagging time, close deslagging 17 valves, air purge 13 valves and blowback 15 valves, prepare to enter the cycle of thickening.
Claims (5)
1. a Thickening apparatus for thick adipic acid, is characterized in that: comprise thickener tank body (2), horizontal hanging tube (3) and filter core (5); Described thickener tank body (2) also comprises brace summer (10), and described brace summer (10) is welded and fixed with thickener tank body (2); Described horizontal hanging tube (3) also comprises end cover (9), purified liquor outlet (4) and screw thread (11); Described end cover (9) is welded in thickener tank body (2); Described horizontal hanging tube (3) inserts to inside from thickener tank body (2) is outside, is fixed in end cover (9) and welding, the other end and thickener tank body (2) welding; Described purified liquor outlet (4) and horizontal hanging tube (3) welding; Described screw thread (11) and horizontal hanging tube (3) welding; Described filter core (5) is made up of filter cloth (6), support frame (7) and inner tube (8); Described inner tube (8) is enclosed within support frame (7), connects by the mode of screw thread (11); Described filter cloth (6) cover is embraced outside support frame (7), and top and bottom are fixed with cutting ferrule; Filter core (5) is connected on the screw thread (11) of horizontal hanging tube (3) by screw thread (11) joint at top, direction is vertical with horizontal hanging tube (3), and filter core (5) bottom is fixed on brace summer (10).
2. the Thickening apparatus of a kind of thick adipic acid according to claim 1, is characterized in that: support frame (7), inner tube (8) and filter cloth (6) material are chosen as Kynoar.
3. the Thickening apparatus of a kind of thick adipic acid according to claim 1, is characterized in that: support frame (7) profile be chosen as taper.
4. the Thickening apparatus of a kind of thick adipic acid according to claim 1, is characterized in that: the appearance and size of support frame (7) is: bottom transverse diameter of section is the 1/2D of top cross-sectional diameter.
5. the Thickening apparatus of a kind of thick adipic acid according to claim 1, is characterized in that: support frame (7) profile chi is: length L is 55D, top cross-sectional diameter D and bottom transverse diameter of section D/2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745194.9U CN203591626U (en) | 2013-11-25 | 2013-11-25 | Crude adipic acid thickening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745194.9U CN203591626U (en) | 2013-11-25 | 2013-11-25 | Crude adipic acid thickening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203591626U true CN203591626U (en) | 2014-05-14 |
Family
ID=50672576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320745194.9U Expired - Lifetime CN203591626U (en) | 2013-11-25 | 2013-11-25 | Crude adipic acid thickening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203591626U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079638A (en) * | 2017-11-21 | 2018-05-29 | 无锡伊诺特石化机械设备有限公司 | A kind of candle filter filter core |
-
2013
- 2013-11-25 CN CN201320745194.9U patent/CN203591626U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079638A (en) * | 2017-11-21 | 2018-05-29 | 无锡伊诺特石化机械设备有限公司 | A kind of candle filter filter core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140514 |
|
| CX01 | Expiry of patent term |