Using the danger waste incineration system of the air-cooled technique of slag
Technical field
This utility model relates in general to incineration of waste process field of endangering, and in particular to a kind of danger of the air-cooled technique of employing slag
Waste incineration system.
Background technology
Danger wastes (danger waste) refer to corrosivity, toxicity, inflammability, reactivity or infectivity etc. it is a kind of or
The garbage of several hazard properties of person.As industrial expansion, the danger waste of industrial processes discharge are increasing, how to enter
Row safely and efficiently processes environmentally safe significant.
Slag produced by conventional incinerators generally uses water-cooled pattern, and the vapor in cooling procedure is entered and burned
Area can reduce the ignition temperature of incineration area, affect to burn quality, and the slag after water-cooled generally using mode is dried, contains in slag
The sewage major part of high pollution composition is oozed in underground, forms secondary pollution.
Additionally, danger waste is different from conventional house refuse.In conventional house refuse, silico-calcium constituent content is big, produces after burning
Slag exist in solid form;Solid-state slag is all easily achieved using water-cooled or air-cooled pattern.And silicon in waste of endangering
Calcium content is low, and magnesium, aluminum, fluorine element content are high, therefore slag is in molten state after high temperature incineration;As the slag of molten state is easy to viscous
Knot machine, it is air-cooled to be considered as the forbidden zone being difficult to always by the technical staff of danger incineration of waste process field, can only be using conventional
Water-cooled pattern.
Utility model content
The purpose of this utility model is to overcome certain or some problem in above-mentioned background technology, there is provided a kind of to adopt
The danger waste incineration system of the air-cooled technique of slag.
Included according to the danger waste incineration system of the air-cooled technique of employing slag of the present utility model:
Incinerator, for burning danger wastes;
Air cooling slag hoist, is arranged on incinerator bottom, and the air cooling slag hoist is provided with slag inlet, slag notch and air inlet;
Wherein, the hot slag Jing slag inlets that incinerator is produced after burning danger wastes enter air cooling slag hoist, from air intake
The cold wind that mouth is blasted carries out high temperature oxygenating into incinerator after carrying out heat exchange with hot slag in air cooling slag hoist, after cooling
Slag Jing slag notches are discharged.
In a specific embodiment of the present utility model, air cooling slag hoist includes shell body and in shell body
Comb type cooling bed, the top of shell body arrange slag inlet, and comb type cooling bed includes:
Grate plate, grate plate front end are located at below slag inlet, and grate plate end is adjacent with slag notch;Multiple row motion is provided with grate plate
Beam, is arranged at intervals with multiple stick pushers on each column motion beam;The length direction of stick pusher is perpendicular to slag conveying direction;In grate plate
It is evenly distributed with array air vent, the aperture of air vent is arranged to make that cold wind passes through from the bottom up but slag down will not leak
Go out;
Motion beam drive mechanism, is arranged on below grate plate, is back and forth transported along slag conveying direction back and forth for powered motion beam
It is dynamic, promote slag slowly to wriggle to slag notch by stick pusher;
Air inlet pipeline, is arranged on below grate plate, and the cold wind entered from the air inlet of air inlet pipeline is uniformly blowed to after being allocated
The array air vent of grate plate.
Under preferable case, grate plate end is provided with ramp type and slags tap baffle plate, for maintaining the thickness of slag layer in grate plate, to combing
Plate plays a protective role.
Under preferable case, stick pusher is divided into inclined plane and vertical plane along slag conveying direction such that it is able to swimmingly guide
Slag is conveyed to slag notch.
The danger waste incineration system can also include:
Aerator, is connected with the air inlet of air cooling slag hoist;
Kibbler roll, is connected with the slag notch of air cooling slag hoist;And
Slag storehouse, is connected with the outlet of kibbler roll.
Under preferable case, slag storehouse is connected with the outlet of kibbler roll by en-masse conveyer, to ensure that slag exists
Conveyed under fully sealed position, not to environment.
Preferably the incinerator bottom is reducing diameter part, and reducing diameter part is slag deposits section another, be easy to slag deposition and
Fall.
Danger waste incineration system of the present utility model adopts the air-cooled pattern of slag, cooling of furnace slag wind to have high temperature oxygenating work(
Can, by carrying out the effect that cooling of furnace slag and energy saving are realized in heat exchange with slag;In addition, slag is in whole transport process
It is all in confined space, completely not in contact with the ground, not to environment.
Description of the drawings
Fig. 1 is the general structure schematic diagram according to danger waste incineration system of the present utility model;
The schematic perspective view of air cooling slag hoists of the Fig. 2 to illustrate in Fig. 1;
Fig. 3 is the comb type cooling bed schematic perspective view in Fig. 2 in the air cooling slag hoist that illustrates;
The section view schematic front view of air cooling slag hoists of the Fig. 4 to illustrate in Fig. 1;And
The cross sectional side schematic diagram of air cooling slag hoists of the Fig. 5 to illustrate in Fig. 1.
Specific embodiment
Describe the danger waste incineration system of the air-cooled technique of employing slag of the present utility model below in conjunction with the accompanying drawings in detail.Ability
Field technique personnel should be appreciated that the embodiments described below is only to exemplary illustration of the present utility model, not for which
Make any restriction.
Referring to Fig. 1, incinerator 1 and air cooling slag hoist 2 are mainly included according to danger waste incineration system of the present utility model.Burn
Burn stove 1 to be used for burning danger wastes, incinerator 1 can be two grades in existing " rotary kiln+secondary combustion chamber " CIU
Combustor, the wherein slag of rotary kiln afterbody are outwards conveyed by air cooling slag hoist 2 after entering secondary combustion chamber.Incinerator 1
Can be other incinerators such as cracking incinerator (vertical incinerator).The stove produced after danger incineration of waste in incinerator 1
Slag is settled by gravity downwards.The bottom of incinerator 1 is preferably provided to reducing diameter part 11, is easy to deposition and the whereabouts of slag.It is air-cooled
Mucking machine 2 is arranged on the bottom of incinerator 1, and air cooling slag hoist 2 is provided with slag inlet 21, slag notch 24 and air inlet 23.Wherein, burn
Burn the hot slag Jing slag inlets 21 that produce after stove 1 burns danger wastes and enter air cooling slag hoist 2, from air inlet 23 blast it is cold
Wind carries out high temperature oxygenating into incinerator 1 after carrying out heat exchange with hot slag in air cooling slag hoist 2, and the slag Jing after cooling goes out
Cinder notch 24 is discharged.
Referring to Fig. 2-5, in one embodiment, air cooling slag hoist 2 includes shell body 20 and in shell body 20
Comb type cooling bed 22.The top of shell body 20 is provided with slag inlet 21, and slag inlet 21 is connected with the burner hearth of incinerator 1, for receiving stove
Slag.Comb type cooling bed 22 includes grate plate 200, and 200 front end of grate plate is located at below slag inlet 21, and 200 end of grate plate is adjacent with slag notch 24.
Be evenly distributed with array air vent in grate plate 200, the aperture of air vent be arranged to make cold wind pass through from the bottom up but slag not
Down can spill.Multiple row motion beam 210 is provided with grate plate 200, on each column motion beam 210, multiple stick pushers is arranged at intervals with
211.The length direction of stick pusher 211 is perpendicular to slag conveying direction A.
Motion beam drive mechanism 220 is provided with below each column motion beam 210, is conveyed along slag for powered motion beam 210
Direction A is moved back and forth, for example can be being driven to motion beam 210 using air cylinder driven mode.By motion beam 210
Reciprocating motion can effectively prevent the bonding of high-temperature fusion slag;Slag is promoted to slag notch 24 by stick pusher 211 simultaneously
It is slow to wriggle.Stick pusher 211 is inclined plane 212 and vertical plane 213 along slag conveying direction A point such that it is able to swimmingly guided
Slag is conveyed to slag notch 24.
Air inlet pipeline is provided with below grate plate 200, air inlet pipeline is divided into air intake house steward 230 and winding pipe 231, shows in figure
In the embodiment for going out, air intake house steward 230 is be arranged in parallel with the length direction of grate plate 200, is uniformly drawn from air intake house steward 230 upwards
Go out multiple row winding pipe 231, the air inlet 23 of air inlet pipeline is connected with aerator 3.The cold wind Jing air inlet pipelines that aerator 3 is blasted
The array air vent of grate plate 200 is blowed to uniformly.
In preferred embodiment of the present utility model, 200 end of grate plate is provided with ramp type and slags tap baffle plate 240, by going out
The height of slag baffle plate 240 adjusting the thickness of slag layer in grate plate 200 so that the thickness of slag layer in grate plate 200 is maintained necessarily
Thickness, the cooled slag of lower floor can play a protective role to grate plate 200.
By the structure design and motion mode of above-mentioned air cooling slag hoist 2, the viscous of high-temperature fusion slag can be effectively overcome
Knot, so that the air-cooled pattern of danger incineration of waste slag is achieved.In addition to the air cooling slag hoist of above-mentioned employing cooling bed,
In other embodiments of the present utility model, it would however also be possible to employ the conveying worm of remodeling is used as air cooling slag hoist.
Referring to Fig. 1, danger waste incineration system of the present utility model can also include kibbler roll 4 and slag storehouse 6.Roll-type
Disintegrating machine 4 is connected with the slag notch 23 of air cooling slag hoist 2, for crushing to the slag after cooling, in order to subsequent delivery.
Slag storehouse 6 is connected with the outlet of kibbler roll 4 by en-masse conveyer 5.The bottom in slag storehouse 6 can be provided with spiral and scrape
Knife 62 and push-pull valve 63.Push-pull valve 63 can be connected with automobile loading spout 64, can be completely enclosed by automobile loading spout 64
Slag is conveyed to the closed freight house of automobile 7 under state.Slag storehouse 6 is also provided with load sensor 61, for slag
Carry out weight metering.
As the danger incineration of waste in incinerator 1 needs substantial amounts of air (oxygen), this utility model adopts unique texture
Air cooling slag hoist 2 so that first carry out heat exchange with slag to the combustion air of the supply of incinerator 1, cold wind obtains pre-heating temperature elevation
Burnt into burner hearth afterwards, accelerated the firing efficiency of danger waste.High-temperature fusion slag is gradually obtained in motion course of conveying
To being cooled to room temperature, will not adhesion machine, conveying can be directed out.
Slag produced by conventional incinerators generally uses water-cooled pattern, and the vapor in cooling procedure is entered and burned
Area can reduce the ignition temperature of incineration area, affect to burn quality, and the slag after water-cooled generally using mode is dried, contains in slag
The sewage major part of high pollution composition is oozed in underground, forms secondary pollution.And danger waste incineration system of the present utility model is adopted
The air-cooled pattern of slag, had not only made full use of the energy but also saving water resource;In addition, slag in whole transport process all in confined air
In, it is completely not in contact with the ground, not to environment.