CN105668978A - Iron-containing oily sludge treatment device and method - Google Patents
Iron-containing oily sludge treatment device and method Download PDFInfo
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- CN105668978A CN105668978A CN201610060496.0A CN201610060496A CN105668978A CN 105668978 A CN105668978 A CN 105668978A CN 201610060496 A CN201610060496 A CN 201610060496A CN 105668978 A CN105668978 A CN 105668978A
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- iron content
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention relates to the technical field of iron-containing oily sludge treatment, in particular to an iron-containing oily sludge treatment device and method. The device comprises a distribution plate moving in a set direction and a casing which is arranged on the periphery of the distribution plate and has a closed top, wherein a drying section, a dry distillation section and a cooling section which are arranged sequentially in the movement direction of the distribution plate are arranged in the casing; a feeding port is formed in the start end of the drying section of the casing, and a discharging port is formed in the tail end of the cooling section; a plurality of radiation heating pipes arranged at intervals are arranged in the drying section and the distillation section; the radiation heating pipes are fixed on the side wall of the casing; an intercooling heat exchanger is arranged in the cooling section, and two ends of the intercooling heat exchanger are fixed on the side wall of the casing; an oil-gas outlet is formed in the casing. By means of the iron-containing oily sludge treatment device, the heat utilization rate and the oil yield are increased.
Description
Technical field
The present invention relates to iron content oil-sludge treatment technical field, particularly relate to a kind of iron content oil-sludge treatment device and processing method.
Background technology
In the composition of iron content greasy filth, ferrum and ferrum oxide account for 70%～80%, and all the other are emulsion and moisture, the cold-rolled steel factory that annual production is 1,000,000 tons, within 1 year, produce 3000～4000 tons of iron content greasy filth. Usual substantial amounts of iron content greasy filth is taken as Solid Waste Treatment, so should spend oil-sludge treatment expense, can waste again iron resource, cause secondary environmental pollution.
Iron content greasy filth doing relevant treatment and can reclaim the oil in ferrum and emulsion, conventional process iron content greasy filth method has burning method, is burned by iron content greasy filth, utilizes and burns the high temperature flue gas drying produced and aoxidize the prepared iron sesquioxide of ferroso-ferric oxide. But the method can not utilize the oil in iron content greasy filth, and easily produces the secondary pollution such as flue dust and sewage in burning process, causes that cost increases, and oil content elimination is not thorough, produces new sewage simultaneously.
For in the equipment of iron content greasy filth recovered oil and ferrum simultaneously in prior art, greasy filth very easily adheres to equipment surface, causes equipment fault, and recovery utilization rate is low, and the energy utilization rate in processing procedure is low.
Summary of the invention
(1) to solve the technical problem that
The technical problem to be solved in the present invention is to solve the iron content oil-sludge treatment device equipment of adhering in prior art to cause equipment fault and the low problem of capacity usage ratio.
(2) technical scheme
In order to solve above-mentioned technical problem, the invention provides a kind of iron content oil-sludge treatment device, including the drapery panel moved along direction initialization and the housing enclosing the closing being located at drapery panel surrounding and top; The dryer section, retort section and the cooling section that set gradually along the described drapery panel direction of motion is included in described housing; On described housing, the starting end of dryer section is provided with charging aperture, and the end of described cooling section is provided with discharging opening; Multiple spaced radiation heating tube it is respectively equipped with in described dryer section and retort section; Described radiation heating tube is fixed on the sidewall of described housing; Being provided with a cold heat exchanger in described cooling section, between described, the two ends of cold heat exchanger are individually fixed on the sidewall of described housing; Described housing is provided with oil gas vent.
Wherein, between described, cold heat exchanger includes multiple spaced fin, and described fin is perpendicular to described drapery panel.
Wherein, the spacing between described fin is 10～20cm.
Wherein, between described, the fixed connection place of cold heat exchanger and described housing is provided with elastic device, for the fluctuation up and down of cold heat exchanger between described.
Wherein, described fin inclined plane and described between the angle of central shaft of cold heat exchanger be 100 °～110 °.
Wherein, multiple spaced cold heat exchanger it is provided with in described cooling section.
Wherein, the drapery panel of the starting end of described retort section is arranged over spiral distributor, for will be fed into the uniform distribution of the material of drapery panel.
Wherein, the area ratio of described dryer section, retort section and cooling section is 2～5:4～6:1.
Wherein, described drapery panel is annular, and at horizontal rotation in surface.
Present invention also offers the processing method of a kind of above-mentioned iron content oil-sludge treatment device, comprise the following steps:
S1, sends into the dryer section of described iron content oil-sludge treatment device by material;
S2, in described dryer section, is dried when temperature 120～240 DEG C;
S3, after having dried, material enters described retort section with described drapery panel, carries out dry distilling when temperature 500～800 DEG C;
S4, after dry distilling completes, material enters described cooling section with described drapery panel and material is cooled down.
(3) beneficial effect
The technique scheme of the present invention compared with prior art has the advantage that the drapery panel placing iron content greasy filth in the iron content oil-sludge treatment device of the present invention can be moved to cooling section by dryer section, iron content greasy filth relative drapery panel in whole process remains static, iron content residue discharger can't stick on drapery panel without oil ingredient due to it time outer after treatment, fundamentally solves the problem that in prior art, the iron content greasy filth equipment of adhering to causes equipment fault. Employing radiation heating tube heats, and radiation heating tube is contactless with greasy filth, effectively prevent the greasy filth corrosion to radiation heating tube, improves heat utilization efficiency. Multiple radiation heating tubes can control respectively, both can meet low boiling oil recovery, can increase again the productivity of high boiling point oil. After further reduction dry distilling, oil content in solid product, can be prevented effectively from the problem occurring coking in iron content residue smelting process.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present invention iron content oil-sludge treatment device;
Fig. 2 is the front view of cold heat exchanger between the embodiment of the present invention;
Fig. 3 is the left view of cold heat exchanger between the embodiment of the present invention.
In figure: 100: dryer section; 200: retort section; 300: cooling section; 1: drapery panel; 2: housing; 3: radiation heating tube; 4: a cold heat exchanger; 41: central shaft; 42: fin; 43: angle; 5: oil gas vent; 6: screw(-type) feeder; 7: spiral distributor; 8: spiral discharging machine.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiments. Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the premise not making creative work, broadly fall into the scope of protection of the invention.
As it is shown in figure 1, a kind of iron content oil-sludge treatment device that the embodiment of the present invention provides, including the drapery panel 1 moved along direction initialization and the housing 2 enclosing the closing being located at drapery panel 1 surrounding and top; The dryer section 100, retort section 200 and the cooling section 300 that set gradually along drapery panel 1 direction of motion is included in housing 2; On housing 2, the starting end of dryer section 100 is provided with charging aperture, and the end of cooling section 300 is provided with discharging opening; Multiple spaced radiation heating tube 3 it is respectively equipped with in dryer section 100 and retort section 200; Radiation heating tube 3 is fixed on the sidewall of housing 2; Being provided with a cold heat exchanger 4 in cooling section 300, the two ends of a cold heat exchanger 4 are individually fixed on the sidewall of housing 2; Housing 2 is provided with oil gas vent 5. By iron content greasy filth respectively through dryer section 100, retort section 200 and cooling section 300 when the iron content oil-sludge treatment device that the embodiment of the present invention provides uses, iron content greasy filth is dried dehydration under the radiation of dryer section 100 radiation heating tube 3, baking temperature is about 120～240 DEG C, in drying and dehydrating process, the physical property of iron content greasy filth constantly changes, when entering plastic phase, iron content greasy filth has very strong adhesion, is difficult to separate with drapery panel 1, being further dried, the adhesion of iron content greasy filth declines; Dried iron content greasy filth enters the retort section 200 that temperature is higher, pyrolysis temperature is about 500～800 DEG C, retorting time 1.0～1.8h, and the progressively dry distilling of the oil content in iron content greasy filth goes out, when dry distilling completes, the temperature of iron content greasy filth controls more than 500 DEG C, and produced oil gas is discharged by oil gas vent 5; Iron content residue after dry distilling has lost viscosity substantially, and iron content residue enters cooling section 300 with drapery panel 1, and iron content residue after cooling is discharged through discharging opening.
The drapery panel 1 placing iron content greasy filth in the iron content oil-sludge treatment device of the present invention can be moved to cooling section 300 by dryer section 100, iron content greasy filth relative drapery panel 1 in whole process remains static, iron content residue discharger can't stick on drapery panel 1 due to it without oil ingredient time outer after treatment, fundamentally solves the problem that in prior art, the iron content greasy filth equipment of adhering to causes equipment fault. Adopting radiation heating tube 3 to heat, radiation heating tube 3 is contactless with greasy filth, effectively prevent the greasy filth corrosion to radiation heating tube 3, improves heat utilization efficiency. Multiple radiation heating tubes 3 can control respectively, both can meet low boiling oil recovery, can increase again the productivity of high boiling point oil. After further reduction dry distilling, oil content in solid product, can be prevented effectively from the problem occurring coking in iron content residue smelting process.
Specifically, between in cooling section 300, cold heat exchanger 4 can arrange one or more spaced cold heat exchanger 4 to ensure the cooling effect of iron content residue according to the different characteristic of iron content greasy filth to be processed. When in iron content greasy filth iron content lower than 10wt%, when oil content is lower than 25wt%, cooling reclaim in heat section only need 1-2 identical between cold heat exchanger 4, when in iron content greasy filth iron content higher than 10wt% or oil content higher than 25wt% time, cooling reclaim only need in heat section 1-2 identical between cold heat exchanger 4. When only arranging cold heat exchanger 4 between 1, a cold heat exchanger 4 is located at the middle part of cooling section 300, when being provided with multiple cold heat exchangers 4, then needs uniformly to be located in cooling section 300 cold heat exchanger 4.
Further, as Figure 2-3, a cold heat exchanger 4 includes multiple spaced fin 42, and fin 42 is perpendicular to drapery panel 1. Between cold heat exchanger 4 be provided with fin 42 and both can increase heat exchange area and play the effect accelerating heat exchange cooling iron content residue, it is also possible to play the effect of the iron content residue of broken caking, it is ensured that the smooth discharging of iron content residue. Preferably, the spacing between fin 42 is 10～20cm. Between cold heat exchanger 4 be provided with a number of fin 42 and can be multiplied heat exchange area, heat transfer effect is better, can be substantially reduced cooling section 300 area. The angle 43 of the inclined plane of fin 42 and the central shaft 41 of a cold heat exchanger 4 can be 100 °～110 °, it is preferred to 105 °. The angle 43 of 100 °～110 ° is conducive to engineering manufacture to weld, and also meets fin 42 Spreading requirements.
Specifically, the fixed connection place of a cold heat exchanger 4 and housing 2 is provided with elastic device, the fluctuation up and down of cold heat exchanger 4 between being used for. Between cold heat exchanger about 4 fluctuation can improve its broken and loosening effect for iron content residue, simultaneously can also when have be difficult to broken material protection between cold heat exchanger 4.
Further, the drapery panel 1 of the starting end of retort section 200 is arranged over spiral distributor 7, for will be fed into the uniform distribution of the material of drapery panel 1. Spiral distributor 7 is big suitable in oil content, the cloth of the big material of viscosity. Specifically, the import department of spiral distributor 7 is provided with drainage screen. The aperture of the mesh of drainage screen is preferably 50～100mm, and drainage screen can filter big admant block and metal object, effectively reduces equipment failure rate. Further, charging aperture is provided with screw(-type) feeder 6, for material is delivered to drapery panel 1. Adopt frequency conversion motor control screw(-type) feeder 6 can the rotating speed of adjustable screw batcher 6, control fabric thickness between 80～200mm. Further, discharging opening is provided with spiral discharging machine 8, for being exported by drapery panel by material.
Further, the area ratio of dryer section 100, retort section 200 and cooling section 300 is 2～5:4～6:1. According to iron content greasy filth physical property, adopt different area ratio can meet the abundant pyrolysis requirement of material.
Preferably, drapery panel 1 is annular, and at horizontal rotation in surface. Adopt annular drapery panel 1 to be conducive to continuously performing of iron content oil-sludge treatment, and reduce whole plant area area.
The embodiment of the present invention additionally provides the processing method of a kind of above-mentioned iron content oil-sludge treatment device, comprises the following steps:
S1, sends into the dryer section 100 of iron content oil-sludge treatment device by material;
S2, in dryer section 100, is dried when temperature 120～240 DEG C;
S3, after having dried, material enters retort section 200 with drapery panel 1, carries out dry distilling when temperature 500～800 DEG C;
S4, after dry distilling completes, material enters cooling section 300 with drapery panel 1 and material is cooled down.
For clearly embodying the beneficial effect of the iron content oil-sludge treatment device of the embodiment of the present invention, additionally provide a specific embodiment:
The iron content greasy filth provided by certain steel mill, recording its fixed carbon content through Industrial Analysis is 10.8wt%, and volatile matter content is 61wt%, and lime-ash (based on ferrum component) content is for 39.8wt%. Being continuously introduced on drapery panel 1 with the speed of per hour 1.2 tons in a nitrogen atmosphere, control fabric thickness is 110mm. Iron content greasy filth first passes through temperature and is set as the dryer section 100 of 200 DEG C, dried 1 hour; Dried iron content greasy filth enters retort section 200, and the radial canal temperature of retort section 200 is 600 DEG C, and retorting time is 60～80min, and in retort section 200, iron content greasy filth is by pyrolysis gradually, produces the oil gas that temperature is 450 DEG C, and oil gas is through oil gas vent 5 pass-out; After dry distilling containing charcoal scum enter cooling section 300, between on drapery panel 1, the scum containing charcoal is cooled down by cold heat exchanger 4, temperature be reduced to 220 DEG C containing charcoal scum through spiral discharging machine 8 export after can cool down further then through water leg spiral cooling device, the iron content total amount solid product higher than 88wt% may finally be obtained, record the scum scaling loss containing charcoal simultaneously and reach more than 9.5wt%, belong to high-grad iron ore deposit.
In sum, the drapery panel 1 placing iron content greasy filth in the iron content oil-sludge treatment device of the present invention can be moved to cooling section 300 by dryer section 100, iron content greasy filth relative drapery panel 1 in whole process remains static, iron content residue discharger can't stick on drapery panel 1 due to it without oil ingredient time outer after treatment, fundamentally solves the problem that in prior art, the iron content greasy filth equipment of adhering to causes equipment fault. Adopting radiation heating tube 3 to heat, radiation heating tube 3 is contactless with greasy filth, effectively prevent the greasy filth corrosion to radiation heating tube 3, improves heat utilization efficiency. Multiple radiation heating tubes 3 can control respectively, both can meet low boiling oil recovery, can increase again the productivity of high boiling point oil. After further reduction dry distilling, oil content in solid product, can be prevented effectively from the problem occurring coking in iron content residue smelting process.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit; Although the present invention being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an iron content oil-sludge treatment device, it is characterised in that: include along the direction initialization drapery panel moved and the housing enclosing the closing being located at drapery panel surrounding and top;
The dryer section, retort section and the cooling section that set gradually along the described drapery panel direction of motion is included in described housing; On described housing, the starting end of dryer section is provided with charging aperture, and the end of described cooling section is provided with discharging opening;
Multiple spaced radiation heating tube it is respectively equipped with in described dryer section and retort section; Described radiation heating tube is fixed on the sidewall of described housing;
Being provided with a cold heat exchanger in described cooling section, between described, the two ends of cold heat exchanger are individually fixed on the sidewall of described housing;
Described housing is provided with oil gas vent.
2. iron content oil-sludge treatment device according to claim 1, it is characterised in that: between described, cold heat exchanger includes multiple spaced fin, and described fin is perpendicular to described drapery panel.
3. iron content oil-sludge treatment device according to claim 2, it is characterised in that: the spacing between described fin is 10～20cm.
4. iron content oil-sludge treatment device according to claim 2, it is characterised in that: between described, the fixed connection place of cold heat exchanger and described housing is provided with elastic device, for the fluctuation up and down of cold heat exchanger between described.
5. iron content oil-sludge treatment device according to claim 2, it is characterised in that: the inclined plane of described fin and between described the angle of the central shaft of cold heat exchanger be 100 °～110 °.
6. iron content oil-sludge treatment device according to claim 1, it is characterised in that: it is provided with multiple spaced cold heat exchanger in described cooling section.
7. iron content oil-sludge treatment device according to claim 1, it is characterised in that: the drapery panel of the starting end of described retort section is arranged over spiral distributor, for will be fed into the uniform distribution of the material of drapery panel.
8. iron content oil-sludge treatment device according to claim 1, it is characterised in that: the area ratio of described dryer section, retort section and cooling section is 2～5:4～6:1.
9. iron content oil-sludge treatment device according to claim 1, it is characterised in that: described drapery panel is annular, and at horizontal rotation in surface.
10. the processing method of the iron content oil-sludge treatment device as described in claim 1-9, it is characterised in that comprise the following steps:
S1, sends into the dryer section of described iron content oil-sludge treatment device by material;
S2, in described dryer section, is dried when temperature 120～240 DEG C;
S3, after having dried, material enters described retort section with described drapery panel, carries out dry distilling when temperature 500～800 DEG C;
S4, after dry distilling completes, material enters described cooling section with described drapery panel and material is cooled down.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610060496.0A CN105668978A (en) | 2016-01-28 | 2016-01-28 | Iron-containing oily sludge treatment device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610060496.0A CN105668978A (en) | 2016-01-28 | 2016-01-28 | Iron-containing oily sludge treatment device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106148717A (en) * | 2016-08-01 | 2016-11-23 | 江苏省冶金设计院有限公司 | The processing method of direct-reduction lead skim and processing system |
| CN106399620A (en) * | 2016-11-29 | 2017-02-15 | 北京神雾环境能源科技集团股份有限公司 | System and method for treating iron-contained oil sludge |
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| CN101113067A (en) * | 2006-07-28 | 2008-01-30 | 中国石油天然气股份有限公司 | Resourceful treatment method for oily sludge |
| CN104164241A (en) * | 2014-08-14 | 2014-11-26 | 北京神雾环境能源科技集团股份有限公司 | Multistage-discharge moving bed dry-distillation heating furnace |
| CN104194806A (en) * | 2014-08-19 | 2014-12-10 | 北京神雾环境能源科技集团股份有限公司 | Rotating bed pyrolyzing furnace and method for improving destructive distillation ability of materials |
| CN205473314U (en) * | 2016-01-28 | 2016-08-17 | 北京神雾环境能源科技集团股份有限公司 | Iron content sludge treatment device |
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2016
- 2016-01-28 CN CN201610060496.0A patent/CN105668978A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101113067A (en) * | 2006-07-28 | 2008-01-30 | 中国石油天然气股份有限公司 | Resourceful treatment method for oily sludge |
| CN104164241A (en) * | 2014-08-14 | 2014-11-26 | 北京神雾环境能源科技集团股份有限公司 | Multistage-discharge moving bed dry-distillation heating furnace |
| CN104194806A (en) * | 2014-08-19 | 2014-12-10 | 北京神雾环境能源科技集团股份有限公司 | Rotating bed pyrolyzing furnace and method for improving destructive distillation ability of materials |
| CN205473314U (en) * | 2016-01-28 | 2016-08-17 | 北京神雾环境能源科技集团股份有限公司 | Iron content sludge treatment device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106148717A (en) * | 2016-08-01 | 2016-11-23 | 江苏省冶金设计院有限公司 | The processing method of direct-reduction lead skim and processing system |
| CN106399620A (en) * | 2016-11-29 | 2017-02-15 | 北京神雾环境能源科技集团股份有限公司 | System and method for treating iron-contained oil sludge |
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