CN203462010U - Gasification furnace for cold rolled waste mineral oil - Google Patents
Gasification furnace for cold rolled waste mineral oil Download PDFInfo
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- CN203462010U CN203462010U CN201320562601.2U CN201320562601U CN203462010U CN 203462010 U CN203462010 U CN 203462010U CN 201320562601 U CN201320562601 U CN 201320562601U CN 203462010 U CN203462010 U CN 203462010U
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- heater
- furnace body
- mineral oil
- inlet pipe
- inner cavity
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Abstract
The utility model discloses a gasification furnace for cold rolled waste mineral oil, wherein one end of a packing auger feeder provided with an assistant hopper and a waste oil hopper on the upper surface is extended into the inner cavity of the furnace body and is fixedly connected with the inner wall of a furnace body, and a discharge port is formed on the lower side of the packing auger feeder in the inner cavity of the furnace body. A liner is installed in an inner cavity at the upper end of the furnace body, a gas pipe close to the liner is communicated with the inner cavity of the furnace body, a rotatable slag breaking and pressing blade is installed in a heat-preserving layer on the inner wall at the middle end of the furnace body, the air inlet end of an air inlet tube installed in the bottom layer of the heat-preserving layer is connected with a fan, a gas nozzle is arranged on the air inlet tube, a rotary ash falling plate is arranged in the inner cavity at the lower end of the furnace body close to the air inlet tube, an ash storage box is placed at the bottom end of the inner cavity of the furnace body, an ash storage box door is arranged on the wall of the furnace body and is opposite to the ash storage box, and a furnace cover is placed in a water seal tank at the top end of the furnace body. The gasification furnace can be used for effectively changing cold rolled waste mineral oil to mixed gas and then fully combusting the mixed gas, so that the treatment cost for discharge reaching the standard is lowered by 50%, the secondary pollution is reduced by 80%, and the gasification furnace is strong in practicality and remarkable in environment-friendly effect.
Description
Technical field
the utility model relates to a kind of vapourizing furnace, relates in particular to a kind of vapourizing furnace that the cold rolling waste mineral oil of iron and steel enterprise is carried out to gasification process, belongs to the innovation and creation of environmental protection and new energy field.
Background technology
iron and steel enterprise produces cold rolled sheet need to use ROLLING OIL, and ROLLING OIL plays cooling, lubricated and rust inhibition to equipment and product after adding emulsifying water in process of production; But ROLLING OIL is different from common lubricating oil, and it is expensive, contain muriate, sulfide, phosphide etc. and some nameless hazardous and noxious substances.The waste mineral oil complicated component that ROLLING OIL produces after using, has toxicity, by Environment Protect in China portion, is classified as dangerous refuse (refuse code: 900-20-08; Hazard property: T, i.e. Toxicity, toxicity--the Hazardous Waste List > > of < < country).The cold rolling waste mineral oil output of China is larger, how to dispose cold rolling waste mineral oil, prevents and remedies pollution, and has become a great problem of current steel industry.
present stage most of China iron and steel enterprise cold rolling waste mineral oil is processed to conventional method is to burn--mixed and in fine ore, sinter agglomerate into and insert in blast furnace together with ore as blast furnace raw material, consequent secondary pollution problem is more serious.
cold rolling waste mineral oil comprises through first its composition of oily water separation: halogenated aromatic, chlorinated aromatics (available chemical method dechlorination); Heavy metallic salt: Pb, Ca, Ba, Zn, SiO
2
, A1
2
o
3
, SO
4
, Sodium Nitrite; Colloid; Mechanical impurity (as iron filings); Water (accounting for gross weight 40～50%).According to another pertinent data introduction, in cold rolling waste mineral oil, (possibility) also contains polychlorobiphenyl and Dioxins etc., and the cold rolling waste mineral oil that visible cold rolled sheet production line produces is one of rubbish of toxicity maximum in the world.
in June in year, the domestic people of having tests with biomass gasification method and equipment thereof and processes cold rolling waste mineral oil, and obtains certain effect.Biogas metallization processes general requirement gasification materiel is solid matter, and the initial success of cold rolling waste mineral oil gasification process test is indicating has had important breakthrough to original biomass gasification technology in principle.
in the utility model patent application, the cold rolling waste mineral oil of indication refers to the oily(waste)water that cold rolling mill produces in steel plate rolling process the waste oil that water ratio quality is 40～70% after oily water separation and filtration.
Summary of the invention
the purpose of this utility model is to provide the cold rolling waste mineral oil vapourizing furnace that a kind of cost is low, operation is relatively easy, environmental benefit is relatively better and practical.
for achieving the above object, the technical solution adopted in the utility model is: described a kind of cold rolling waste mineral oil vapourizing furnace comprises auxiliaring bucket, waste oil bucket, auger feed appliance, ash storage box door, stored ash box, rotate hawk, inlet pipe, valve, break binder cutter, thermal insulation layer, inner bag, gas line, body of heater and bell, wherein auger feeder stretches into the inner chamber of body of heater from the upper side wall of body of heater, the termination that is positioned at the auger feed appliance of body of heater inner chamber is connected with the inwall of body of heater, the downside that is in the auger feed appliance of body of heater inner chamber has feeding port, auxiliaring bucket and waste oil bucket are arranged on the upper side of the auger feed appliance revealed section that is positioned at body of heater outer side wall.In the upper end of body of heater, inwall is fixed with inner bag, and the gas line of installing on body of heater near inner bag is communicated with the inner chamber of body of heater, and the leading portion medullary ray of gas line becomes α angle with sea line, get α=5～10 °.The middle-end inwall of stopping at stove near gas line has thermal insulation layer, the outer wall that stove is stopped is stretched out in the rotating shaft of the break binder cutter being equipped with in thermal insulation layer, in the inlet pipe of thermal insulation layer bottom, be installed on the two side that stove stops, the inlet end wind-connector of inlet pipe, valve is arranged on inlet pipe and produces mid-way, the lower end inner chamber of stopping at stove near inlet pipe is provided with and rotates hawk, inner chamber bottom at body of heater is placed with stored ash box, on the outer wall of stopping at stove facing to stored ash box, have ash storage box door, bell is placed on stove and stops in the water sealed tank on top.
adopt a kind of cold rolling waste mineral oil vapourizing furnace that as above technical scheme provides compared with prior art, technique effect is.
utilize Hazardous wastes special gasifier by the biomass compound that contains certain proportion waste oil [waste oil and biomass broken material, or waste oil mixes with carbonized material/half carbonized material, get part by weight waste mineral oil: mix and stir material=(1～5): 10], make it to produce the air mixture that contains hydrogen, methane, carbonic oxide etc., again air mixture is fully burnt by special-purpose gas combustion apparatus, and tail gas is carried out to adsorption treatment make it emission compliance.Described device not only can carry out gasification process to cold rolling waste mineral oil effectively, and can also process useless transformer oil, the rear remaining residue of waste oil recovery refinement etc., with respect to traditional incinerating and treating device (or method), reduce processing cost more than 50%, secondary pollution reduces more than 80%, and practical, operating item is easy, with low cost, environment protecting is outstanding.
Accompanying drawing explanation
fig. 1 is the partial schematic sectional view of a kind of cold rolling waste mineral oil vapourizing furnace described in the utility model, is also Figure of abstract of the present utility model.
Specific embodiments
below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
as shown in Figure 1, described a kind of cold rolling waste mineral oil vapourizing furnace comprise (or by ... form) auxiliaring bucket 1, waste oil bucket 2, auger feed appliance 3, ash storage box door 5, stored ash box 6, rotate hawk 7, inlet pipe 8, valve 9, break binder cutter 10, thermal insulation layer 11, inner bag 12, gas line 13, body of heater 14 and bell 15, bell 15 is placed in the water sealed tank on body of heater 14 tops, auxiliaring bucket 1, waste oil bucket 2 is with guillotine type switch is all installed on the pipe connecting between auger feed appliance 3, pull guillotine type switch controls from auxiliaring bucket 1, waste oil bucket 2 enters weight (or volume) number of auxiliary material in auger feed appliance 3 and waste mineral oil, described auger feed appliance 3 also can be described as middle screw feeder (pipe), the exit end that stretches out the inlet pipe 8 of body of heater 14 sidewall outsides is called inlet pipe ash removing hole 4.By auxiliaring bucket 1, waste oil bucket 2 and auger feed appliance 3, formed the spice feeding part of vapourizing furnace, by body of heater 14, inner bag 12, thermal insulation layer 11, break binder cutter 10, valve 9 and inlet pipe 8, formed the gasification part of vapourizing furnace, by fall hawk 7, stored ash box 6 and ash storage box door 5 of rotation, form the break ash discharge part of vapourizing furnace, " cold rolling mineral waste oiling is processed spice feeding unit " that auxiliaring bucket 1, waste oil bucket 2, auger feed appliance 3, body of heater 14 and bell 15, consist of declared utility model patent with this case simultaneously.
as shown in Figure 1, auger feed appliance 3 stretches into the inner chamber of body of heater 14 from the upper side wall of body of heater 14, be positioned at the termination of auger feed appliance 3 of body of heater 14 inner chambers with the inwall of body of heater 14 be connected (as welding), the downside that is in the auger feed appliance 3 of body of heater 14 inner chambers has feeding port 3a, auxiliaring bucket 1 and waste oil bucket 2(are arranged side by side) be arranged on the upper side of auger feed appliance 3 revealed sections that are positioned at body of heater 14 outer side walls, in auxiliaring bucket 1, be placed with (wt meter) water ratio and be 5%～15% and particle diameter be biomass material or carbonized material/half carbonized material (being referred to as gasification auxiliary material) of φ 20mm～φ 30mm, and in waste oil bucket 2, be placed with the cold rolling waste mineral oil that (wt meter) water ratio is 40%～70%.Artificial or mechanically activated auger feed appliance 3, entering cold rolling waste mineral oil auger feed appliance 3 from waste oil bucket 2 and being mixed into waste mineral oil compound from the gasification auxiliary material that auxiliary material 1 enters auger feed appliance 3 auger feed appliance 3, controlling cold rolling waste mineral oil is (1～5) with the mass ratio of gasification auxiliary material: 10.
facing to discharge port 3a, in the upper end of body of heater 14, inwall is fixed with inner bag 12, and the middle part that can fall in order body of heater 14 for the waste mineral oil compound that makes to emit from drain hole 3a is central, and the section form of inner bag 12 is generally up big and down small taper shape.Near inner bag 12, the gas line 13 of installing on body of heater 14 is communicated with the inner chamber of body of heater 14, the leading portion medullary ray of gas line 13 with on sea line, become α angle, conventionally get α=5～10 degree, be convenient to waste oil cooling in gas line 13 and pass back in body of heater 14 and burn for the second time.
near gas line 13; middle-end inwall at body of heater 14 has been constructed thermal insulation layer 11; thermal insulation layer 11 also can be described as flame retardant coating; it can be protected, and 14 middle-end is indeformable is equipped with rotating break binder cutter 10 in thermal insulation layer 11; the outer wall of body of heater 14 is stretched out in the rotating shaft of this break binder cutter 10, manually rotates this rotating shaft and can make break binder cutter 10 rotate within the scope of 0～90 degree.The both sides that are installed on body of heater 14 in the feed-pipe 8 of thermal insulation layer 11 bottoms are faced the wall and meditated upper, the inlet end wind-connector of inlet pipe 8.Valve 9 is arranged on the mid-way of inlet pipe 8, optimal selection is mounted in the intersection of the longitudinal center line of body of heater 14 and the longitudinal center line of inlet pipe 8, and on valve 9, is processed with a plurality of being uniformly distributed or the gas orifice of non-uniform Distribution (best for be uniformly distributed).Near inlet pipe 8, at body of heater 14 lower end inner chambers, be provided with and rotate hawk 7, the fall pivot arm of hawk 7 of described rotation is positioned at the outside of body of heater 14, artificial the fall pivot arm of hawk 7 of rotation that rotates, what at valve 9 peripheries, produce falls through waste mineral oil slag particle and the dust of break binder cutter 10 fragmentations again.Inner chamber bottom at body of heater 14 is placed with stored ash box 6, facing to stored ash box 6, at the outer wall of body of heater 14, has ash storage box door 5, opens ash storage box door 5 and the waste mineral oil slag particle that falls into stored ash box 6 can be taken out and focuses on.
during enforcement, carry out as follows:
1. check the stopping property of each connecting portion.
2. be ready to the auxiliary material that gasifies, and it is inserted in auxiliaring bucket 1, by auger feed appliance 3, gasification auxiliary material is entered in body of heater 14, gasification auxiliary material stops after covering valve 9 and surpassing 150～300mm.While adding for the first time gasification auxiliary material, also can directly open bell 15 gasification auxiliary material is added to body of heater 14.Open the blower fan in inlet pipe 8, with electronic ignition rod, near the gasification auxiliary material interior valve 9 of body of heater 14 is caught fire, after catching fire, close the blower fan in inlet pipe 8.
3. waste mineral oil is put into waste oil bucket 2.
4. by auger feed appliance 3 will gasify auxiliary material and waste mineral oil by weight proportion [waste mineral oil: auxiliary material=(1～5): 10] being mixed slowly pushes in body of heater 14, when the thickness of waste mineral oil compound surpasses inner bag 12 top 100～300mm, stop feeding in raw material.According to service condition, waste mineral oil compound is added in body of heater 14, when finding that the combustion gas moisture content of sending from gas line 13 is many, the ratio of waste mineral oil can be suitably smaller later.The total height of waste mineral oil compound in body of heater 14 remains between 600～1100mm.
5. open the blower fan in inlet pipe 8, waste mineral oil gasification process starts.The combustion gas that gasification produces is derived by gas line 13, and the combustion gas of derivation enters specific equipment (as combustion engine) burning after by simple purification.The size of adjusting combustion engine oxygen supply amount, oxygen supply amount is 110% left and right of actual demand amount, is called oxygen-excess combustion, reduces burning and produces secondary pollution.
6. according to gasification rate and gasification result situation, by auger feed appliance 3, continue to add waste mineral oil to mix.
7. turn off the blower fan in inlet pipe 8, stop waste mineral oil and process.
to falling into the tiny soot particle in inlet pipe 8, the cover plate that can open on inlet pipe ash removing hole 4 is drawn out soot particle from inlet pipe ash removing hole 4.
Claims (1)
1. a cold rolling waste mineral oil vapourizing furnace, comprise auxiliaring bucket (1), waste oil bucket (2), auger feed appliance (3), ash storage box door (5), stored ash box (6), rotate hawk (7), inlet pipe (8), valve (9), break binder cutter (10), thermal insulation layer (11), inner bag (12), gas line (13), body of heater (14) and bell (15), it is characterized in that: auger feeder (3) stretches into the inner chamber of body of heater (14) from the upper side wall of body of heater (14), the inwall of the same body of heater in termination (14) that is positioned at the auger feed appliance (3) of body of heater (14) inner chamber is connected, the downside that is in the auger feed appliance (3) of body of heater (14) inner chamber has feeding port (3a), auxiliaring bucket (1) and waste oil bucket (2) are arranged on the upper side of auger feed appliance (3) revealed section that is positioned at body of heater (14) outer side wall, upper end inwall at body of heater (14) is fixed with inner bag (12), near inner bag (12), in the upper gas line (13) of installing of body of heater (14), be communicated with the inner chamber of body of heater (14), the leading portion medullary ray of gas line (13) becomes α angle with sea line, get α=5～10 °, near gas line (13), at the middle-end inwall of body of heater (14), there is thermal insulation layer (11), the outer wall of body of heater (14) is stretched out in the rotating shaft of the break binder cutter (10) being equipped with in thermal insulation layer (11), inlet pipe (8) in thermal insulation layer (11) bottom is installed on the two side of body of heater (14), the inlet end wind-connector of inlet pipe (8), valve (9) is arranged on the mid-way of inlet pipe (8), near inlet pipe (8), at the lower end inner chamber of body of heater (14), the rotation hawk (7) that falls is installed, in the inner chamber bottom of body of heater (14), is placed with stored ash box (6), facing to stored ash box (6), on the outer wall of body of heater (14), have ash storage box door (5), bell (15) is placed in the water sealed tank on body of heater (14) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320562601.2U CN203462010U (en) | 2013-09-11 | 2013-09-11 | Gasification furnace for cold rolled waste mineral oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320562601.2U CN203462010U (en) | 2013-09-11 | 2013-09-11 | Gasification furnace for cold rolled waste mineral oil |
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| Publication Number | Publication Date |
|---|---|
| CN203462010U true CN203462010U (en) | 2014-03-05 |
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ID=50174386
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320562601.2U Expired - Fee Related CN203462010U (en) | 2013-09-11 | 2013-09-11 | Gasification furnace for cold rolled waste mineral oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203462010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113544433A (en) * | 2019-02-28 | 2021-10-22 | 株式会社环境经营总和研究所 | Powder fuel combustion device and combustion method |
-
2013
- 2013-09-11 CN CN201320562601.2U patent/CN203462010U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113544433A (en) * | 2019-02-28 | 2021-10-22 | 株式会社环境经营总和研究所 | Powder fuel combustion device and combustion method |
| CN113544433B (en) * | 2019-02-28 | 2024-03-26 | 株式会社环境经营总合研究所 | Powder fuel combustion device and combustion method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20140911 |
|
| EXPY | Termination of patent right or utility model |