CN2784760Y - Multistage waste gas purifying device of refuse incinerator - Google Patents
Multistage waste gas purifying device of refuse incinerator Download PDFInfo
- Publication number
- CN2784760Y CN2784760Y CN 200520005610 CN200520005610U CN2784760Y CN 2784760 Y CN2784760 Y CN 2784760Y CN 200520005610 CN200520005610 CN 200520005610 CN 200520005610 U CN200520005610 U CN 200520005610U CN 2784760 Y CN2784760 Y CN 2784760Y
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- grate
- burner hearth
- fire
- flue
- heater
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Abstract
The utility model relates to a multistage waste-gas treating purifying device of a refuse incinerator, which comprises a fume passage arranged in an incinerator body, and a waste-gas treating purifying device which is communicated by fume exhausting holes, wherein the fume passage presents an arc shape and is arranged in the wall of an incinerator chamber, and fume absorbing holes which are arranged on the fume passage and are communicated with the incinerator chamber are arranged on one end of the incinerator chamber; the fume exhausting holes which are arranged on the fume passage and are communicated with a fume pipe are arranged on the other end of the incinerator chamber, and the fume pipe is communicated with the multistage waste-gas treating purifying device which is composed of a fume cooling tower, a draft fan, a multistage waste gas treating pool and a chimney. The utility model uses multistage purification, the fume has the advantages of white color, no dust, no odor, no pollution for surrounding environment after the waste gas is treated by the utility model system and the waste gas emission conforms to atmospheric emission standards of national environmental protection.
Description
Technical field
The utility model relates to a kind of incinerator multistep treatment waste gas purification apparatus.
Technical background
The waste gas that waste incineration is at present produced (mainly is the waste gas that is produced at the incinerator high-temp combustion at rubbish, existing dust and various toxic gas be the chloride macromolecular compound of severe toxicity especially, the general designation dioxin-like chemical) processing has varied, much more general adopt multipole waste gas purification treatment systems and burn body of heater itself and do not have structural change, so its waste gas purification, treatment effect are not very good.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of incinerator multistep treatment waste gas purification apparatus that secondary combustion chamber flue and multistep treatment waste gas purification apparatus can make the oxious component in the waste gas be fully purified and handle that is provided with in burner hearth of the furnace body.
The utility model adopts following technical scheme:
The utility model comprises the flue that is arranged in the body of heater and by going out the exhaust-gas treatment purifier that smoke hole is connected, it is characterized in that flue is arch and is arranged in the hearth wall, the smoking pore that is connected with burner hearth on the flue is arranged on an end of burner hearth, go out the other end that smoke hole is arranged on burner hearth with fume pipe is connected on the flue, fume pipe is communicated with the multistage exhaust-gas treatment purifier that is made of flue gas cool-down tower, air-introduced machine, multistage exhaust gas processing pool and chimney.
Smoking pore described in the utility model is on the evenly distributed furnace wall that is arranged on burner hearth upper end.
The lower end of burner hearth described in the utility model is provided with air inlet, flue is arch and is arranged in the hearth wall, the smoking pore that is connected with burner hearth on the flue is arranged on the upper end of burner hearth, goes out the lower end that smoke hole is arranged on burner hearth with fume pipe is connected on the flue.
The utility model fume pipe and the diffusing flue gas device by cross guiding gutter structure that is arranged in the multistage exhaust gas processing pool are connected.
Burner hearth described in the utility model and the fire grate that is arranged in the burner hearth are tiltedly upright setting, the angle α of itself and horizontal plane is 5 °＜α＜50 °, optimum value is 10 °＜α＜30 °, the upper end of inclined burner hearth is provided with charging aperture, its bottom is provided with down the lime-ash road, the lower end of burner hearth is provided with air inlet, is provided with four layers of inclined fire grate in inclined burner hearth, and wherein the ground floor fire grate is last fixed grate; Second layer fire grate is following fixed grate; The 3rd layer is last moving grate, is provided with fixing loose rake in the body of heater in the top, last moving grate by the upper fire-grating rotating shaft, go up the moving grate wheel and be laid on the track that is positioned at outside the body of heater; The 4th layer is following moving grate, and following moving grate is by the lower fire grating rotating shaft, the moving grate wheel is laid on and is positioned on the outer track of body of heater down, and the fire grate bar of four layers of fire grate is arranged density degree and dredged down close form and arrange for being presented from top to bottom by four layers of ground floors to the.
The utility model good effect is as follows: the utility model adopts the multistage purification treating apparatus, has solved the toxic and harmful of incinerator discharging and the purifying problem of dust.Because all can't thoroughly purify the dust and the harmful poisonous gas of incinerator discharging below three grades, adopt multistep treatment for the greenhouse effects aspect after, discharge atmospheric temperature and obviously reduce, multistage be level Four above to six grades comparatively suitable.The utility model adopts multistage purification, can under the adverse circumstances sour, that basicity is high, move, simple to operate, the apparatus system good stability, construction and operating cost are low than like product, and the exhaust-gas treatment amount is big, dust, toxic gas purified treatment are thorough, waste gas smog look after the utility model system handles is white, no dust, no stink, and pollution-free to surrounding environment, toxic emission meets the national environmental protection atmospheric emission standard.The key technical indexes and technical descriptioon: dark brown: Ringelman concentration≤one-level; Flue dust :≤80mg/m
3Hydrogen chloride :≤75mg/m
3Nitrogen oxide :≤400mg/m
3Sulfur dioxide :≤260mg/m
3Mercury :≤0.2mg/m
3Cadmium :≤0.1mg/m
3Plumbous :≤1.6mg/m
3Hot igloss amount :≤5%.
Description of drawings
Accompanying drawing 1 is the utility model structural representation
Accompanying drawing 2 is that the utility model accompanying drawing 1A-A is to the whole cross-sectional structure schematic diagram of body of heater
Accompanying drawing 3 is the utility model flue and waste gas purification apparatus schematic diagram
Accompanying drawing 4 is the multistage waste gas purification apparatus schematic diagram of the utility model
Accompanying drawing 5 is the multistage waste gas purification apparatus schematic cross-section of the utility model
Accompanying drawing 6 looses the flue gas device schematic diagram in the accompanying drawings for the utility model is provided with in treatment pond:
1 driving grab bucket, 2 charging apertures, 3 material-pulling devices, 4 chimneys, 5 bodies of heater, 6 burner hearths, fixed grate on 7,8 smoking pores, moving grate on 9,10 air inlets, 11 fixing loose rakes, 12 times moving grates, 13 flues, 14 times fixed grates, 15 go out smoke hole, 16 conveyer belts, 17 lower fire grating rotating shafts, 18 upper fire-grating rotating shafts, 19 transmission devices, 20 transmission devices, 21 transmission devices, 22 grab bucket row rails, 23 times lime-ash roads, 24 air-introduced machines, 25 tracks, 26 times moving grate wheels, 27 tracks, moving grate wheel on 28,29 flue gas cool-down towers, 30 air-introduced machines, 31 sewage water filtration ponds, 32 sewage pipes, 33 multistage exhaust gas processing pools, 34 fume pipes, 35 spray equipments, 36 manholes, 37 port lids, 38 water level sensors, 39 waste gas communicating pipes, 40 ball-cock assemblys, 41 water supply circulation pipes, 42 diffusing flue gas devices, 43 loading bays.
The specific embodiment
As shown in drawings: the utility model comprises the flue 13 that is arranged in the body of heater 5 and by going out the exhaust-gas treatment purifier that smoke hole 15 is connected, it is characterized in that flue 13 is arch and is arranged in the hearth wall, the smoking pore 8 that is connected with burner hearth 6 on the flue 13 is arranged on an end of burner hearth 6, go out the other end that smoke hole 15 is arranged on burner hearth 6 with fume pipe 34 is connected on the flue 13, fume pipe 34 is communicated with the multistage exhaust-gas treatment purifier that is made of flue gas cool-down tower 29, air-introduced machine 24, multistage exhaust gas processing pool 33 and chimney 4.
Smoking pore 8 described in the utility model is on the evenly distributed furnace wall that is arranged on burner hearth upper end.
The lower end of burner hearth 6 described in the utility model is provided with air inlet 10, flue 13 is arch and is arranged in the hearth wall, the smoking pore 8 that is connected with burner hearth 6 on the flue 13 is arranged on the upper end of burner hearth 6, goes out the lower end that smoke hole 15 is arranged on burner hearth 6 with fume pipe 34 is connected on the flue 13.
The utility model fume pipe 34 and the diffusing flue gas device 42 by cross guiding gutter structure that is arranged in the multistage exhaust gas processing pool 33 are connected.
The length of the utility model burner hearth is 10-45 rice, and optimum value is a 15-30 rice, and burner hearth is divided into combustion zone and baking zone from bottom to top.After removing brick tile fragment etc. and not firing solid through screening after rubbish being marched into the arena, by driving grab bucket 1, charging aperture 2 is sent in the body of heater 5, push on the last fixed grate 7 in the burner hearth 6 by the material-pulling device 3 that is connected with transmission device 21, along with sending into increasing of burner hearth 6 interior rubbish, material-pulling device 3 pushes away rubbish on last fixed grate 7, rubbish on the last fixed grate 7 is because different the leakage respectively of composition and volume size is dispersed in down fixed grate 14, on last moving grate 9 and the following moving grate 12, this moment is in the combustion zone of burner hearth 6 lower ends, continuous burning along with rubbish, cinder is from top to bottom from last fixed grate 7, following fixed grate 14, last moving grate 9, following moving grate 12 drops on the conveyer belt 16 that is positioned at burner hearth 6 bottoms, takes body of heater out of by conveyer belt 16 at last and discharges out of the furnace.
The utility model is because air inlet 10 is arranged on the lower end of burner hearth 6, and and the smoking pore 8 that is connected of flue 13 in the upper end of burner hearth 6, burner hearth 6 and four fire grates are oblique setting, air enters in the burner hearth 6 from bottom to top like this, combustion flame in the burner hearth 6 is blown afloat from bottom to top, reach combustion-supporting purpose, owing to be provided with four layers of fire grate in the burner hearth 6, and the flame of combustion refuse is to burn from bottom to top, it is abundant so not only to have improved incineration firing speed but also incineration firing, main is to make the temperature in the flue 13 that is arranged in the burner hearth 6 can reach 900-1050 ℃, can carry out second-time burning for the flue gas that enters in the flue 13, can quicken the decomposition of harmful substance in the flue gas (example two dislike because of) so greatly, reach the purpose of waste gas purification.
The 3rd layer of fire grate of the utility model is the last moving grate 9 that transmission device 20 is connected, and above last moving grate 9, be provided with fixing loose rake 11, make the rubbish that drops on the moving grate 9 can not produce caking like this, reach the raising burning velocity, the purpose of sufficient combustion, the following moving grate 12 of the 4th layer of fire grate for being connected with transmission device 19, boiler ash sediment on the following moving grate 12 and not clean-burning rubbish reach the burning velocity that has improved rubbish and make its sufficient combustion in the pumping of following moving grate 12, and the boiler ash sediment on the moving grate 12 is dropped to rapidly on the conveyer belt 16.
In sum, the utility model adopts four layers of fire grate and adopts inclined burner hearth and the fire grate of being provided with, the 3rd, four layers of fire grate are movable fire grate, be provided with material-pulling device 3 on the ground floor fire grate again, can advance 0.5-5 rice, even being a purpose rubbish, all these in burner hearth, reaches fast burning fully, and can effectively improve the interior temperature of burner hearth, the utility model is arranged in the hearth wall owing to flue 13 is arch simultaneously, and venthole 15 is arranged on the lower end of flue 13, smoking pore 8 is arranged on the rapids of going up of burner hearth, and the flue gas that is sucked in the flue 13 by smoking pore 8 reaches the secondary high-temp combustion in flue 13 like this, fully decomposes containing hazardous substance in the flue gas.
The smoke hole 15 that goes out that the utility model and flue 13 are connected is sent to flue gas in the flue gas cool-down tower 29, spray flue gas cool-down by spray equipment 35, then under air-introduced machine 24 effects, flue gas by advance fume pipe 34, the flue gas device 42 that looses enters and carries out multistage purification in the multistage purification treatment pond 33 and handle, the utility model flue gas device 42 that looses is a cross guiding gutter, is convenient to waste gas like this and more fully dissolves in the treatment fluid, waste gas is discharged through chimney 4 under the effect of air-introduced machine 30 at last, reaches the purpose of purification.
The utility model upper strata one, two rows are provided with fixed grate, lower floor is two-layer moving grate, close mode was arranged under fire bars on the fire grate was presented and dredged, charging aperture 2 is provided with automatic material-pulling device 3, first fixed grate of upper strata and feeding loading bay 43 places are at grade, mainly being convenient to rubbish directly sends in the burner hearth, be not subjected to any obstruction, it is unimpeded to reach propelling, the rubbish propulsion plant is a material-pulling device 3, it advances the length degree is 0.5-6 rice, can control it according to combustion case and advance long (deeply) degree, both in time push rubbish according to quantity, carry out the rubbish of upper strata fixed grate loose again, be convenient to the rubbish lower floor's fire grate that is scattered naturally, make the rubbish of oven dry be distributed to each layer continuation stratified combustion, make lower floor's fire grate postcombustion in time, increase ignition point, improve burning velocity, the rubbish caking of having avoided various stove to produce in combustion process needs the puzzlement of artificial treatment.On, down the height between the two-layer fixed grate considered the required gaseous mixture of incineration firing what and set, reach sufficient combustion, gaseous mixture supply abundance, in time, improve the coefficient that catches fire, strengthen drying capacity, for conflagration is laid a good foundation, one row can use adjustment according to reality with the height of burner hearth inner top, consider the size for the treatment of capacity and body of heater, length and deciding, the height of furnace roof rubbish even more noteworthy can produce various toxic gases in combustion process, especially dioxin-like chemical must manage thoroughly to decompose in stove, just can be put into atmosphere, so the utility model is all considering to make as far as possible the toxic gas of major part thoroughly to decompose in burner hearth aspect tiltedly founding degree and arranging at interval more, remaining minimum part toxic gas is flue 13 burn away again (the temperature 900-1000 of two combustion chamber flues 13 ℃) by secondary combustion chamber, the gas phase time of staying is more than 3 seconds, like this by one, second-time burning, poisonous gas can thoroughly decompose, body of heater is selected different angles according to actual conditions, the angular relationship of body of heater is to the burning operational effect of whole incinerator, selecting the α angle is to regulate between 10-30 °, no matter this angular range is from advancing the speed of rubbish, the supply of burner area gaseous mixture, the firepower degree, the lime-ash discharging is all comparatively desirable.The tiltedly upright degree of the big I decision body of heater of angle, tiltedly upright degree has been chosen, the propelling of rubbish is very convenient unimpeded, the gaseous mixture that even abundance is arranged in the burner hearth, drying rate is fast, the spontaneous combustion ability is strong, tiltedly upright angle Selection is correct, also be embodied in: because the utility model is burning from bottom to top, gaseous mixture also is supply from bottom to top, and heat also is from low to high, uninterruptedly pushes from top to down so adopt tiltedly upright many rows to advance rubbish to solve rubbish well automatically, make the burning abundance of burner hearth, baking is burnt fast.
Third and fourth the two rows moving grate upper strata that mainly solves one, two fixing rows' rubbish fire burns not cinder provide and can burn away and be provided with, why third and fourth layer two row will adopt moving grate, and without fixed grate, be because rubbish ignition point of various rubbish in combustion process is different, add that rubbish all is to be scattered from top to bottom, if employing fixed grate, rubbish through burning will be fallen on the fixing position, not only be not easy to burning and also can make the rubbish caking, reduce burning velocity.Moving grate can reduce the rubbish caking of whereabouts by slow mobile grate, disperse burning, the coefficient that catches fire is better, and it is more thorough to burn, burning velocity is faster, further quicken flowing of gaseous mixture, firepower improves with the increasing of air-flow, thereby increases the purpose of garbage treatment quantity, undermost row's moving grate, above-mentioned functions is not only arranged, the unburned rubbish of minute quantity is burnt away, until burning.
Claims (7)
1, a kind of incinerator multistep treatment waste gas purification apparatus, it comprises the flue (13) that is arranged in the body of heater (5) and by going out the exhaust-gas treatment purifier that smoke hole (15) is connected, it is characterized in that flue (13) is arch and is arranged in the hearth wall, smoking pore (8) on the flue (13) and that burner hearth (6) is connected is arranged on an end of burner hearth (6), on the flue (13) and fume pipe (34) is connected goes out the other end that smoke hole (15) is arranged on burner hearth (6), fume pipe (34) is communicated with by flue gas cool-down tower (29), air-introduced machine (24), the multistage exhaust-gas treatment purifier that multistage exhaust gas processing pool (33) and chimney (4) constitute.
2, a kind of incinerator multistep treatment waste gas purification apparatus according to claim 1 is characterized in that described smoking pore (8) is on the evenly distributed furnace wall that is arranged on burner hearth upper end.
3, a kind of incinerator multistep treatment waste gas purification apparatus according to claim 1 and 2, the lower end that it is characterized in that described burner hearth (6) is provided with air inlet (10), flue (13) is arch and is arranged in the hearth wall, smoking pore (8) on the flue (13) and that burner hearth (6) is connected is arranged on the upper end of burner hearth (6), on the flue (13) and fume pipe (34) is connected goes out the lower end that smoke hole (15) is arranged on burner hearth (6).
4, a kind of incinerator multistep treatment waste gas purification apparatus according to claim 1 and 2 is characterized in that fume pipe (34) and is arranged on the interior diffusing flue gas device (42) by cross guiding gutter structure of multistage exhaust gas processing pool (33) being connected.
5, a kind of incinerator multistep treatment waste gas purification apparatus according to claim 1 and 2, the fire grate that it is characterized in that described burner hearth (6) and be arranged in the burner hearth (6) is tiltedly upright setting, the angle α of itself and horizontal plane is 5 °＜α＜50 °, optimum value is 10 °＜α＜30 °, the upper end of inclined burner hearth (6) is provided with charging aperture (2), its bottom is provided with down lime-ash road (23), the lower end of burner hearth (6) is provided with air inlet (10), be provided with four layers of inclined fire grate in inclined burner hearth, wherein the ground floor fire grate is last fixed grate (7); Second layer fire grate is following fixed grate (14); The 3rd layer is last moving grate (9), is provided with fixing loose rake (11) in the body of heater in the top (5), last moving grate (9) by upper fire-grating rotating shaft (18), go up moving grate and take turns (28) and be laid on the track (27) that is positioned at outside the body of heater; The 4th layer is following moving grate (12), following moving grate (12) is laid on by lower fire grating rotating shaft (17), following moving grate wheel (26) and is positioned on the outer track (25) of body of heater, and the fire grate bar of four layers of fire grate is arranged density degree and arranged for presented thin down close form from top to bottom by four layers of ground floors to the.
6, a kind of incinerator multistep treatment waste gas purification apparatus according to claim 3, the fire grate that it is characterized in that described burner hearth (6) and be arranged in the burner hearth (6) is tiltedly upright setting, the angle α of itself and horizontal plane is 5 °＜α＜50 °, optimum value is 10 °＜α＜30 °, the upper end of inclined burner hearth (6) is provided with charging aperture (2), its bottom is provided with down lime-ash road (23), the lower end of burner hearth (6) is provided with air inlet (10), be provided with four layers of inclined fire grate in inclined burner hearth, wherein the ground floor fire grate is last fixed grate (7); Second layer fire grate is following fixed grate (14); The 3rd layer is last moving grate (9), is provided with fixing loose rake (11) in the body of heater in the top (5), last moving grate (9) by upper fire-grating rotating shaft (18), go up moving grate and take turns (28) and be laid on the track (27) that is positioned at outside the body of heater; The 4th layer is following moving grate (12), following moving grate (12) is laid on by lower fire grating rotating shaft (17), following moving grate wheel (26) and is positioned on the outer track (25) of body of heater, and the fire grate bar of four layers of fire grate is arranged density degree and arranged for presented thin down close form from top to bottom by four layers of ground floors to the.
7, a kind of incinerator multistep treatment waste gas purification apparatus according to claim 4, the fire grate that it is characterized in that described burner hearth (6) and be arranged in the burner hearth (6) is tiltedly upright setting, the angle α of itself and horizontal plane is 5 °＜α＜50 °, optimum value is 10 °＜α＜30 °, the upper end of inclined burner hearth (6) is provided with charging aperture (2), its bottom is provided with down lime-ash road (23), the lower end of burner hearth (6) is provided with air inlet (10), be provided with four layers of inclined fire grate in inclined burner hearth, wherein the ground floor fire grate is last fixed grate (7); Second layer fire grate is following fixed grate (14); The 3rd layer is last moving grate (9), is provided with fixing loose rake (11) in the body of heater in the top (5), last moving grate (9) by upper fire-grating rotating shaft (18), go up moving grate and take turns (28) and be laid on the track (27) that is positioned at outside the body of heater; The 4th layer is following moving grate (12), following moving grate (12) is laid on the track (25) that is positioned at outside the body of heater by lower fire grating rotating shaft (17), following moving grate wheel (26), and it is that four layers the dawn is gone up thin down close form arrangement from top to bottom by ground floor to that the fire grate bar of four layers of fire grate is arranged density degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520005610 CN2784760Y (en) | 2005-03-11 | 2005-03-11 | Multistage waste gas purifying device of refuse incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520005610 CN2784760Y (en) | 2005-03-11 | 2005-03-11 | Multistage waste gas purifying device of refuse incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2784760Y true CN2784760Y (en) | 2006-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520005610 Expired - Fee Related CN2784760Y (en) | 2005-03-11 | 2005-03-11 | Multistage waste gas purifying device of refuse incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2784760Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI817582B (en) * | 2022-06-23 | 2023-10-01 | 陳坤仁 | Waste combustion cracking furnace and structural device for waste gas recovery and reprocessing during the combustion process |
-
2005
- 2005-03-11 CN CN 200520005610 patent/CN2784760Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI817582B (en) * | 2022-06-23 | 2023-10-01 | 陳坤仁 | Waste combustion cracking furnace and structural device for waste gas recovery and reprocessing during the combustion process |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |