CN2667324Y - Incinerating furnace with rotary moving bottom - Google Patents
Incinerating furnace with rotary moving bottom Download PDFInfo
- Publication number
- CN2667324Y CN2667324Y CN 200320130771 CN200320130771U CN2667324Y CN 2667324 Y CN2667324 Y CN 2667324Y CN 200320130771 CN200320130771 CN 200320130771 CN 200320130771 U CN200320130771 U CN 200320130771U CN 2667324 Y CN2667324 Y CN 2667324Y
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- CN
- China
- Prior art keywords
- grate
- fixed
- moving grate
- incinerator
- upset
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to an incinerating furnace with rotary moving grates, comprising a feeding device, an incinerator, a heat transfer device and a tail gas treating device. Grate of the incinerator can be divided into a top segment and a bottom segment. A fixed grate plate, the middle of which is provided with flake moving grates connected by a shaft, is fixed on the support of the grate. The shaft is supported by a bearing seat outside the[a] furnace body and connected by a hydraulic cylinder and a connecting crank. The body of the hydraulic cylinder is fastened on a steel framework and the connecting crank is connected with the shaft. A pushing shaft rotates to drive the moving grates turn upward to transmit materials. Materials keep on rotating in transmitting for sufficient burning of wastes. The utility has such advantage as water in the materials is easily to be removed and loosened by adopting two-segment rotary furnace in transmitting materials in rotating, which is helpful to incineration thereof. By using arch-style furnace body structure, retention time of fuel gas is prolonged and full incineration of fuel gas is guaranteed to improve destroying rate thereof.
Description
Affiliated technical field
The utility model relates to all spendable incinerator of a kind of house refuse, industrial refuse, medical waste, danger wastes.Particularly relate to a kind of upset moving grate incinerator
02200150.6 of background technology [application number] is called incinerator, relates to a kind of incinerator of handling house refuse.The body of heater that comprises the vertical and cylindrical structure, the rubbish feed bin, the feed arrangement that joins with the rubbish feed bin and be provided with fire grate, pulverize the burner hearth of slag device and slag dumping drive unit, its characteristics are that the rubbish feed bin is located at the body of heater top, the revolution distributing device that feed arrangement is provided with airtight feeding machine and joins with airtight feeding machine, fire grate is a roller formula fire grate, pulverizing slag device and slag dumping drive unit are connected as a single entity and are located at burner hearth bottom, be provided with annular dual firing chamber in the hearth wall, the annular dual firing chamber one side exhanst gas outlet outer with leading to body of heater links to each other, and opposite side links to each other with gas approach in burner hearth.This device structure does not have switching mechanism, does not see the high data report of rubbish destruction rate of relevant this equipment.
Summary of the invention
In order to overcome the deficiency of existing equipment structure, increase switching mechanism, improve the rubbish destruction rate, the utility model provides a kind of upset moving grate incinerator, this upset moving grate incinerator is convey materials on one side, stir material on one side, help drying moisture, help the material burning, help the accumulation of heat radiation, guarantee the material ignition temperature, help the prolong smoke time of staying, guarantee that flue gas fully burns purification to reach the purpose that improves destruction rate.
Goal of the invention of the present utility model is achieved through the following technical solutions:
The utility model comprises feeding device, incinerator, heat-exchanger rig, exhaust gas processing device.The combustion chamber of incinerator is made up of fixed grate, turning moving grate, body of heater, auxiliary burner, steel construction and annex.Fire grate is divided into two sections of height, and fire grate is made of at interval fixed grate and turning moving grate, and fixed grate film is fixed on the furnace grate support, is the moving grate of sheet in the middle of the fixed grate, connects with axle between the moving grate.Axle supports at the bearing block that the body of heater external application is fixed on the steelframe, is connected with connecting crank with hydraulic cylinder, and hydraulic cylinder body is fixed on the steelframe, and connecting crank is connected with axle, and impeller-hub rotates and drive upwards upset of moving grate, convey materials.Material constantly stirs in course of conveying, makes rubbish reach clean-burning purpose.
At first, the barreled material of feeding device is placed on the bucket elevator, and hopper is mentioned it, delivers to feeding mouth, opens the hydraulic packing door, and material is poured a combustion chamber into.Filter good diesel oil simultaneously in burner sprays into stove, necessary amount of oxygen is provided, the lime-ash after the burning falls into ash hoist through ash bucket and discharges, and landfill is solidified in outward transport.The flue gas that burn to produce enters dual firing chamber, burner combustion-supporting down, by air supply device, thereby make flue gas fully decompose, burn the resolution ratio that reaches higher.Big particle diameter dust falls into the dual firing chamber bottom in the flue gas.Flue gas is by there being the pipeline heat-exchanger rig of recirculated cooling water, flue gas is lowered the temperature rapidly, and the ash-laden gas after the cooling is removed the acidic gaseous pollutant by the spraying absorption tower, after alkali lye absorbs, again after active carbon adsorption, enter the sack cleaner of exhaust gas processing device and air-introduced machine, smoke stack emission.
Because dump grate is adopted in a combustion chamber, can guarantee mass transport, and material can stir constantly in conveying, is convenient to material and fully burns, and helps ashes and separates.
Advantage of the present utility model is:
1, adopts two sections dump grates, can make material loose, be convenient to burning.Owing to be that moving grate and fixed grate are formed at interval, convey materials Yi Bian stir material, helps removing the moisture in the material on one side.
2, adopt arch formula furnace binding, help drying moisture, help the material burning, help the accumulation of heat radiation, guarantee the material ignition temperature, help the prolong smoke time of staying, guarantee that flue gas fully burns purification to reach the purpose that improves destruction rate.
Description of drawings
Fig. 1 structure drawing of device
Fig. 2 incineration furnace grate schematic diagram
Fig. 3 incineration furnace grate schematic diagram
The specific embodiment
Embodiment 1: as shown in Figure 1, 2, 3, the utility model comprises feeding device, incinerator, heat-exchanger rig, exhaust gas processing device.The combustion chamber of incinerator is made up of furnace grate support 1, fixed grate 2, turning moving grate 3, moving grate driving shaft 4, steelframe 5, bearing spider 6, hydraulic cylinder 7, connecting crank 8, refractory wall 9, insulated wall 10, insulated wall 11.Fire grate is divided into two sections of height, and the drop of 120-200mm is arranged between two sections.Material turns at this, becomes loose, is convenient to burning evenly.Fire grate is made of at interval fixed grate 2 and turning moving grate 3, and fixed grate 2 is fixed on the furnace grate support 1, is the moving grate 3 of sheet in the middle of the fixed grate 2, connects with moving grate driving shaft 4 between the moving grate 3.Moving grate driving shaft 4 supports at the bearing block 6 that the body of heater external application is fixed on the steelframe 5, moving grate driving shaft 4 is a hollow tube, there is cooling water to pass through, be connected with connecting crank 8 with hydraulic cylinder 7, hydraulic cylinder 7 cylinder bodies are fixed on the steelframe 5, connecting crank 8 is connected with moving grate driving shaft 4, promotes moving grate driving shaft 4 and rotates and drive upwards upset of moving grate 3, convey materials.Material constantly stirs in course of conveying, makes rubbish reach clean-burning purpose.Material enters first section fire grate (high position), and fire grate stirs, and enters second section fire grate (low level) after burning a period of time, and fire grate stirs again, and ash is progressively routed up moving grate (being transported by ash hoist).The reversal rate of fire grate, flip angle size all can be regulated.When material contains amount of moisture when big, can reduce the fire grate reversal rate, increase the time of staying to remove the moisture in the rubbish.For prolonging the service life of filtrate, take all factors into consideration factors such as flue gas acid-base value, humidity and temperature, adopt the P84 material to make the filter bag of sack cleaner.Body of heater is for guaranteeing the material after-flame that in time catches fire, arch before and after being provided with on fire grate top, flue gas from after wash away material forward, with moisture that material comprises oven dry, rubbish is in time burnt, but and front and back encircle accumulation of heat radiation material, guaranteed ignition temperature.Before and after arch cooperate the secondary wind on top to make flue gas form vortex in the exit, the time of staying of prolong smoke, make the material raising destruction rate of fully burning.
The barreled material of feeding device is placed on the bucket elevator, by hopper 17 it is mentioned, and delivers to feeding mouth, opens the hydraulic packing door, and material is poured a combustion chamber into.Filter good diesel oil simultaneously in burner sprays into stove, necessary amount of oxygen is provided, make in the stove to keep 800-900 ℃, the contained noxious material of material is decomposed, and the lime-ash after the burning falls into ash hoist through ash bucket and discharges, and landfill is solidified in outward transport.The flue gas that burn to produce enters dual firing chamber, burner combustion-supporting down, by air supply device, guarantee that gas residence time greater than 1 second, under 1000-1100 ℃, makes flue gas fully burn decomposition, thereby reaches higher resolution ratio.Big particle diameter dust falls into the dual firing chamber bottom in the flue gas.
Generate at degree for fear of Er Evil , flue gas is by there being the pipeline heat-exchanger rig of recirculated cooling water, flue gas is lowered the temperature rapidly, ash-laden gas after the cooling is removed the acidic gaseous pollutant by the spraying absorption tower, absorb through alkali lye, again after active carbon adsorption, enter the sack cleaner of exhaust gas processing device and air-introduced machine, smoke stack emission.Owing to adopt P84 material cloth bag, serviceability temperature can be at 150 ℃, the highest can anti-230 ℃ of high temperature.
Because dump grate is adopted in a combustion chamber, can guarantee mass transport, and material can stir constantly in conveying, is convenient to material and fully burns, and helps ashes and separates.Because burner hearth adopts special high temperature resistant, high-intensity refractory material, can the acid resistance flue gas corrosion.The lime-ash that is produced after burning is got rid of through mechanical scraper-type slagging-off conveying equipment 18, and water-stop is arranged, and adopts the half wet process ash discharge.Slagging-off conveying equipment 18 can be selected the DZQX-50 type of energy-saving equipment factory of Shijiazhuang Xinhua for use.Body of heater is poured into a mould with high-temperature refractory.This is a kind of acid resistance flue gas corrosion of special exploitation, high temperature resistant, high-intensity refractory material.For guaranteeing pulsed jet cloth filter between 150-200 ℃, Acidity of Aikalinity is uncertain, and works in the bigger environment of humidity, can select the special cloth bag of can anti-230 ℃ P84 material making for use.
Claims (6)
1, a kind of upset moving grate incinerator comprises feeding device, incinerator, heat-exchanger rig, exhaust gas processing device, it is characterized in that: fire grate is divided into two sections of height, fire grate is made of at interval fixed grate and turning moving grate, fixed grate film is fixed on the furnace grate support, in the middle of the fixed grate is the moving grate of sheet, connect with axle between the moving grate, axle supports at the bearing block that the body of heater external application is fixed on the steelframe, be connected with connecting crank with hydraulic cylinder, hydraulic cylinder body is fixed on the steelframe, connecting crank is connected with axle, and impeller-hub rotates and drive upwards upset of moving grate, convey materials.
2, a kind of upset moving grate incinerator according to claim 1 is characterized in that fire grate is divided into two sections, has high low head between two sections.
3, a kind of upset moving grate incinerator according to claim 1 and 2 is characterized in that: adopt the P84 material to make the filter bag of sack cleaner.
4, a kind of upset moving grate incinerator according to claim 3 is characterized in that being provided with front and back on fire grate top encircles.
5, according to claim 1 or 4 described a kind of upset moving grate incinerators, its feature has slag remover.
6, a kind of upset moving grate incinerator according to claim 1 and 2 is characterized in that the moving grate driving shaft is a hollow tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320130771 CN2667324Y (en) | 2003-12-29 | 2003-12-29 | Incinerating furnace with rotary moving bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320130771 CN2667324Y (en) | 2003-12-29 | 2003-12-29 | Incinerating furnace with rotary moving bottom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2667324Y true CN2667324Y (en) | 2004-12-29 |
Family
ID=34350120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320130771 Expired - Lifetime CN2667324Y (en) | 2003-12-29 | 2003-12-29 | Incinerating furnace with rotary moving bottom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2667324Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286711A (en) * | 2018-05-02 | 2018-07-17 | 冯强 | A kind of domestic garbage pyrolysis processing equipment |
-
2003
- 2003-12-29 CN CN 200320130771 patent/CN2667324Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286711A (en) * | 2018-05-02 | 2018-07-17 | 冯强 | A kind of domestic garbage pyrolysis processing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20131229 Granted publication date: 20041229 |