CN204455011U - The filtration integrated equipment of catalytically cracked oil fractionation - Google Patents
The filtration integrated equipment of catalytically cracked oil fractionation Download PDFInfo
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- CN204455011U CN204455011U CN201520030414.9U CN201520030414U CN204455011U CN 204455011 U CN204455011 U CN 204455011U CN 201520030414 U CN201520030414 U CN 201520030414U CN 204455011 U CN204455011 U CN 204455011U
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Abstract
The utility model discloses the filtration integrated equipment of a kind of catalytically cracked oil fractionation, comprise distillation tower (1), herringbone baffle plate (4), strainer (12), slurry oil entrance (2) is arranged at described distillation tower (1) top, herringbone baffle plate (4) is positioned at distillation tower (1) middle part, is provided with web plate (3) between slurry oil entrance (2) and herringbone baffle plate (4); Described distillation tower (1) bottom is provided with strainer (12), distillation tower (1) bottom is provided with strainer (12), strainer (12) is convex zygomorphy structure, its both sides are respectively equipped with filter screen (6), filter screen (6) and strainer (12) both sides form seal cavity (13), are provided with telescopic shaft (8) between filter screen (6) and filter wall.The utility model overcomes slurry oil temperature drop problem, and filtering device designs becomes symmetrical structure, and filtration efficiency is improved, and the slurry oil particulate matter removal effect after filtration is good.
Description
Technical field
The utility model relates to petrochemical equipment field, particularly the filtration integrated equipment of a kind of catalytically cracked oil fractionation.
Background technology
That stock oil mixes with recycle stock and enters riser tube through symmetrical substance nozzle after heat exchange in refinery catalytic cracking, and spray into fuel Heating, reaction decomposes under the effect of high temperature and catalyzer is started in uphill process, enter the stripping section of settling vessel hypomere, after stripped vapor lifting enters settling vessel epimere reaction decomposes, the mixture of reaction oil gas and catalyzer enters the cyclonic separator (being generally many groups) at settling vessel top, after two-stage is separated, oil gas enters collection chamber, and be delivered to fractionation column base through oil and gas pipes and carry out fractionation, isolated catalyzer is then discharged from revolving a point flutter valve for bottom, arrive the burning tank entering regenerator bottoms bottom settling vessel through inclined tube to be generated.Along with stock oil constantly becomes heavy, in order to improve unit capacity, increase yield of light oil, refinery generally takes to reduce slurry oil recycle ratio, get rid of the measure of part slurry oil outward, externally extracting oil is except can as except oil fuel, atmospheric and vacuum distillation and delayed coking raw material, can also as the raw material producing the multiple Chemicals such as Carbon Materials, carbon black, needle coke, carbon fiber, comprehensive utilization slurry oil has good economic benefit.But in slurry oil, contained solid particulate (general content is at 2-6g/L) limits its comprehensive utilization, therefore must remove the solid particulate in slurry oil.
The separation method that in industrial removal slurry oil, solid particulate uses mainly contains natural sedimentation, auxiliary agent settling process, filtration method, electrostatic separation method and centrifugal separation etc., wherein filtration method has the advantages such as equipment is simple, less investment, dependable performance, be widely used in Petrochemical Enterprises, and to arrange slurry oil filter form outside separation column.For the slurry oil strainer that separation column is arranged outward, by the restriction of pipeline insulating efficiency, all can there is temperature drop in various degree in slurry oil, and slurry oil has the full-bodied feature of low temperature from separation column to slurry oil strainer, therefore temperature reduces the separating effect that directly certainly will affect slurry oil strainer.
Summary of the invention
The utility model object is to overcome the deficiencies in the prior art, provides a kind of catalytically cracked oil fractionation filtration integrated equipment, by arranging rational structure, improving equipment to slurry oil filtration efficiency, reduction material consumption and energy consumption, realizing energy-conserving and environment-protective.
To achieve these goals, the technical scheme that the utility model patent adopts: the filtration integrated equipment of a kind of catalytically cracked oil fractionation, comprise distillation tower 1, herringbone baffle plate 4, strainer 12, it is characterized in that: slurry oil entrance 2 is arranged at described distillation tower 1 top, herringbone baffle plate 4 is positioned at distillation tower 1 middle part, between slurry oil entrance 2 and herringbone baffle plate 4, be provided with web plate 3, cavity is formed on web plate 3 and separation column top; Strainer 12 is provided with bottom described distillation tower 1, strainer 12 is provided with bottom distillation tower 1, strainer 12 is convex zygomorphy structure, its both sides are respectively equipped with filter screen 6, filter screen 6 and strainer 12 both sides form seal cavity 13, be provided with telescopic shaft 8 between filter screen 6 and filter wall, strainer 12 liang of side bottoms are provided with slurry oil outlet 10, and strainer 12 bottom center is provided with dregs of fat outlet 14.
Further illustrate as of the present utility model, be threaded connection between described distillation tower 1 and strainer 12, be provided with sealing-ring 5 in the periphery of screw thread.
Further illustrate as of the present utility model, described filter screen about 6 two ends are provided with slide plate 7, and slide plate one end is connected with filter screen 6, and the other end stretches to strainer side.
Further illustrate as of the present utility model, described seal cavity 13 is circumscribed with vacuum pump 11.
Further illustrate as of the present utility model, described telescopic shaft 8 is connected with the middle part of filter screen 6, and by control circui, it stretches telescopic shaft 8.
Further illustrate as of the present utility model, the length of described slide plate 7 is greater than 1/2 of convex structure open top bore.
Further illustrate as of the present utility model, the length of described slide plate 7 is greater than the dregs of fat bottom strainer 12 and exports 1/2 of 14 bores.Dregs of fat outlet is in sealed state in equipment running process, until when dregs of fat accumulation volume acquires a certain degree, dregs of fat outlet is opened and takes out dregs of fat particle.
Further illustrate as of the present utility model, described filter screen 6 filter membrane material is ceramic membrane filter screen or metallic membrane filter screen.
The utility model equipment in use, flowed into from slurry oil entrance by the slurry oil got rid of outward, the slurry oil flowed into is disperseed by web plate, fall on herringbone baffle plate, slurry oil through web plate and herringbone baffle plate is disperseed fully, viscosity reduces, enter into strainer, now when the slurry oil falling into strainer reaches certain volume, telescopic shaft and vacuum pump start, the filter screen on both sides under the effect of telescopic shaft respectively to middle slip, by the suction function of vacuum pump, filtered by slurry oil, when vacuum pump starts, slurry oil entrance is in closing condition.When the filter screen on both sides moves to convex structure mid-way, slurry oil outlet 10 is opened, and is shifted out by the slurry oil filtered in seal cavity.After slurry oil has shifted, slurry oil entrance is opened, and filter screen moves to both sides under telescopic shaft effect, and the unfiltered slurry oil through herringbone baffle plate continues to fall into strainer, when the slurry oil falling into strainer reaches certain volume, is cycled to repeat above operation.When after the filtration carrying out 5 circulations in strainer, when filter screen moves to both sides, slurry oil entrance wouldn't be opened, and dregs of fat outlet is opened, and the dregs of fat are discharged, and after the dregs of fat are discharged, dregs of fat port closing, slurry oil entrance is opened, and enters filtration cycle operation.
The beneficial effects of the utility model:
1. the utility model overcomes slurry oil occurs in various degree temperature drop from separation column to slurry oil strainer, cause the inferior separating effect technical problem of slurry oil strainer, the distillation of the utility model design integration and filtration, filtering device designs becomes symmetrical structure, filtration efficiency is improved, and the slurry oil particulate matter removal effect after filtration is good.
2. the utility model result is simple, and use safety, convenience are scientific and reasonable, are convenient to promote the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model equipment.
Fig. 2 is the utility model mesh-plate structure schematic diagram.
1: distillation tower, 2: slurry oil entrance, 3: web plate, 3-1: grid, 4: herringbone baffle plate, 5: sealing-ring; 6: filter screen, 7: slide plate, 8: telescopic shaft, 10: slurry oil exports, 11: vacuum pump, 12: strainer, 13: seal cavity, 14: the dregs of fat export.
embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated, but protection domain of the present utility model is not only confined to following examples.
Embodiment 1
In the present embodiment, as shown in Figure 1, the filtration integrated equipment of a kind of catalytically cracked oil fractionation, comprise distillation tower 1, herringbone baffle plate 4, strainer 12, it is characterized in that: slurry oil entrance 2 is arranged at described distillation tower 1 top, herringbone baffle plate 4 is positioned at distillation tower 1 middle part, is provided with web plate 3 between slurry oil entrance 2 and herringbone baffle plate 4, and cavity is formed on web plate 3 and separation column top; Strainer 12 is provided with bottom described distillation tower 1, strainer 12 is provided with bottom distillation tower 1, strainer 12 is convex zygomorphy structure, its both sides are respectively equipped with filter screen 6, filter screen 6 and strainer 12 both sides form seal cavity 13, be provided with telescopic shaft 8 between filter screen 6 and filter wall, strainer 12 liang of side bottoms are provided with slurry oil outlet 10, and strainer 12 bottom center is provided with dregs of fat outlet 14.Be threaded connection between described distillation tower 1 and strainer 12, be provided with sealing-ring 5 in the periphery of screw thread.Described filter screen about 6 two ends are provided with slide plate 7, and slide plate one end is connected with filter screen 6, and the other end stretches to strainer side.Described seal cavity 13 is circumscribed with vacuum pump 11.Described telescopic shaft 8 is connected with the middle part of filter screen 6, and by control circui, it stretches telescopic shaft 8.The length of described slide plate 7 is greater than 1/2 of convex structure open top bore.The length of described slide plate 7 is greater than the dregs of fat bottom strainer 12 and exports 1/2 of 14 bores.Dregs of fat outlet is in sealed state in equipment running process, until when dregs of fat accumulation volume acquires a certain degree, dregs of fat outlet is opened and takes out dregs of fat particle.Described filter screen 6 filter membrane material is ceramic membrane filter screen or metallic membrane filter screen.Mesh-plate structure as shown in Figure 2, is provided with grid in web plate, and grid can carry out preliminary dispersion effect to slurry oil.
Application Example
The utility model equipment in use, flowed into from slurry oil entrance by the slurry oil got rid of outward, the slurry oil flowed into is disperseed by web plate, fall on herringbone baffle plate, slurry oil through web plate and herringbone baffle plate is disperseed fully, viscosity reduces, enter into strainer, now when the slurry oil falling into strainer reaches certain volume, telescopic shaft and vacuum pump start, the filter screen on both sides under the effect of telescopic shaft respectively to middle slip, by the suction function of vacuum pump, filtered by slurry oil, when vacuum pump starts, slurry oil entrance is in closing condition.When the filter screen on both sides moves to convex structure mid-way, slurry oil outlet 10 is opened, and is shifted out by the slurry oil filtered in seal cavity.After slurry oil has shifted, slurry oil entrance is opened, and filter screen moves to both sides under telescopic shaft effect, and the unfiltered slurry oil through herringbone baffle plate continues to fall into strainer, when the slurry oil falling into strainer reaches certain volume, is cycled to repeat above operation.When after the filtration carrying out 5 circulations in strainer, when filter screen moves to both sides, slurry oil entrance wouldn't be opened, and dregs of fat outlet is opened, and the dregs of fat are discharged, and after the dregs of fat are discharged, dregs of fat port closing, slurry oil entrance is opened, and enters filtration cycle operation.
Claims (8)
1. the filtration integrated equipment of catalytically cracked oil fractionation, comprise distillation tower (1), herringbone baffle plate (4), strainer (12), it is characterized in that: slurry oil entrance (2) is arranged at described distillation tower (1) top, herringbone baffle plate (4) is positioned at distillation tower (1) middle part, between slurry oil entrance (2) and herringbone baffle plate (4), be provided with web plate (3), cavity is formed on web plate (3) and separation column top; Described distillation tower (1) bottom is provided with strainer (12), strainer (12) is convex zygomorphy structure, its both sides are respectively equipped with filter screen (6), filter screen (6) and strainer (12) both sides form seal cavity (13), telescopic shaft (8) is provided with between filter screen (6) and filter wall, strainer (12) two side bottom is provided with slurry oil outlet (10), and strainer (12) bottom center is provided with dregs of fat outlet (14).
2. the filtration integrated equipment of a kind of catalytically cracked oil fractionation according to claim 1, it is characterized in that, be threaded connection between described distillation tower (1) and strainer (12), be provided with sealing-ring (5) in the periphery of screw thread.
3. the filtration integrated equipment of a kind of catalytically cracked oil fractionation according to claim 1, it is characterized in that, described filter screen (6) is provided with slide plate (7) in two ends up and down, and slide plate one end is connected with filter screen (6), and the other end stretches to strainer side.
4. the filtration integrated equipment of a kind of catalytically cracked oil fractionation according to claim 1, is characterized in that, described seal cavity (13) is circumscribed with vacuum pump (11).
5. the filtration integrated equipment of a kind of catalytically cracked oil fractionation according to claim 1, is characterized in that, described telescopic shaft (8) is connected with the middle part of filter screen (6), and by control circui, it stretches telescopic shaft (8).
6. the filtration integrated equipment of a kind of catalytically cracked oil fractionation according to claim 3, is characterized in that, the length of described slide plate (7) is greater than 1/2 of convex structure open top bore.
7. the filtration integrated equipment of a kind of catalytically cracked oil fractionation according to claim 3, is characterized in that, the length of described slide plate (7) is greater than 1/2 of strainer (12) bottom dregs of fat outlet (14) bore.
8. the filtration integrated equipment of a kind of catalytically cracked oil fractionation according to claim 3, is characterized in that, the filter membrane material of described filter screen (6) is ceramic membrane or metallic membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520030414.9U CN204455011U (en) | 2015-03-31 | 2015-03-31 | The filtration integrated equipment of catalytically cracked oil fractionation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520030414.9U CN204455011U (en) | 2015-03-31 | 2015-03-31 | The filtration integrated equipment of catalytically cracked oil fractionation |
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| CN204455011U true CN204455011U (en) | 2015-07-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104726129A (en) * | 2015-03-31 | 2015-06-24 | 广西泓达生物能源科技有限公司 | Integrated equipment for fractionation and filtration of catalytic cracking oil slurry |
-
2015
- 2015-03-31 CN CN201520030414.9U patent/CN204455011U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104726129A (en) * | 2015-03-31 | 2015-06-24 | 广西泓达生物能源科技有限公司 | Integrated equipment for fractionation and filtration of catalytic cracking oil slurry |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230317 Address after: 535008 Guoying Avenue, Qinzhou Port Economic Development Zone, Qinzhou City, Guangxi Zhuang Autonomous Region Patentee after: GUANGXI XINTIANDE ENERGY Co.,Ltd. Address before: No. 1, Guozishan Operation Area, Qinzhou Port Economic Development Zone, Qinzhou City, Guangxi Zhuang Autonomous Region, 535008 Patentee before: GUANGXI HONGDA BIO-ENERGY TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |