CN201511033U - Garbage burning flying ash processing system - Google Patents
Garbage burning flying ash processing system Download PDFInfo
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- CN201511033U CN201511033U CN2009201078968U CN200920107896U CN201511033U CN 201511033 U CN201511033 U CN 201511033U CN 2009201078968 U CN2009201078968 U CN 2009201078968U CN 200920107896 U CN200920107896 U CN 200920107896U CN 201511033 U CN201511033 U CN 201511033U
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- 238000012545 processing Methods 0.000 title abstract description 9
- 238000002156 mixing Methods 0.000 claims abstract description 58
- 239000003814 drug Substances 0.000 claims abstract description 25
- 235000014347 soups Nutrition 0.000 claims description 71
- 239000000428 dust Substances 0.000 claims description 66
- 239000010881 fly ash Substances 0.000 claims description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 230000000087 stabilizing effect Effects 0.000 claims description 16
- 238000000465 moulding Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 6
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- 238000000034 method Methods 0.000 abstract description 35
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- 238000004519 manufacturing process Methods 0.000 abstract description 3
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- 238000005516 engineering process Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000003153 chemical reaction reagent Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 239000004568 cement Substances 0.000 description 6
- 229910001385 heavy metal Inorganic materials 0.000 description 6
- 238000011105 stabilization Methods 0.000 description 6
- 239000013522 chelant Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
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- 239000002699 waste material Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
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- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a garbage burning flying ash processing system, which comprises a feeding unit which temporally stores garbage burning flying ash which needs processing, a flying ash quantitive supply unit for supplying the garbage burning flying ash which needs processing to a mixing unit, a medicine liquid quantitive supply unit for supplying medicine liquid to the mixing unit according to 0.1% to 5% of the flying ash supply amount, and the mixing unit which mixes the garbage burning flying ash which needs processing with the medicine liquid for obtaining flying ash stabilized products, wherein an output end of the feeding unit is connected with an input end of the flying ash quantitive supply unit, the output end of the flying ash quantitive supply unit is connected with the output end of the medicine liquid quantitive supply unit and the mixing unit. The system provided by the utility model has relative simple device composition and higher stability under the condition of satisfying the demanded technique demands, on the other hand, the system automation level is higher, and the whole process does not need manual participation, which not only improves the working efficiency, but also can effectively lower the production cost.
Description
Technical field
The utility model relates to technology of garbage disposal, relates to a kind of garbage burning flying dust treating system especially.
Background technology
In present city house refuse treatment method, what burning method can be realized rubbish preferably subtracts appearanceization, innoxious and resource, thereby become the main mode of disposal of refuse, but incineration of refuse flyash but is the explicitly provided danger wastes of national standard (GB18485-2001).According to statistics, each big city daily output incineration of refuse flyash of China will be above 1500 tons, and according to the requirement of current law, incineration of refuse flyash must carry out special management according to hazardous waste, that is: the incineration of refuse flyash preliminary treatment could be carried out final disposal in the security landfill field after up to standard.
The combination of cement-based solidified/stabilisation method that the processing method of existing incineration of refuse flyash mainly contains, heat treating process, acid or other solvent extraction method and these methods.Traditional cement-based solidified/stabilization technology is ripe relatively, is the present method of the hazardous waste safe disposal of extensive use the most.The specific practice of cement-based solidified/stabilisation method is: incineration of refuse flyash is packed in the storage device, add cement and water simultaneously, by agitator flying ash, cement and water are stirred, make it be frozen into piece, carry out landfill then.But the leachability that contained a large amount of dissolving salt and chlorine can increase heavy metal in the product in the flying dust, and the curing materials addition is big, product weightening finish, increase-volume be than high, thereby limited the application of this method in flying dust is handled; Say that further for the comparatively harsh sanitary landfills condition of acid environment, also there is bigger disposal risk in traditional cement-based solidified/stabilization technology, in the incineration of refuse flyash after processing, heavy metal will leach again, influence environment.
In recent years, along with the continuous development of chemical stabilization technology, formed the chemical treatment method of multiple incineration of refuse flyash further, wherein, comparatively outstanding is the chelate precipitation method, and it utilizes chelating agent and heavy metal ion to react the chelate that forms stable crosslinking net.This technology realizes that simply additive amount of medicament is low for the treatment process of incineration of refuse flyash, the product increase-volume is than little, and product is stable, and antiacid erosiveness is strong.Development at this technology, the treatment system of this kind chemically stable technical process has also appearred realizing in the prior art at present thereupon, but garbage burning flying dust treating system of the prior art is mostly based on manual operation, and artificial degree of participation is big, and automaticity is lower; And since the input amount of the input amount of incineration of refuse flyash and chemical reagent also many with the people for being controlled to be the master, subjectivity greatly, also is subject to external action, thereby causes consumption not necessarily accurately reasonable.
The utility model content
The technical problems to be solved in the utility model provides a kind of garbage burning flying dust treating system, and this system has higher automaticity, to raise labour productivity.
For achieving the above object, the utility model provides a kind of garbage burning flying dust treating system, comprise: the feed unit that is used for temporary pending incineration of refuse flyash, be used for pending incineration of refuse flyash is supplied with the flying dust dosing unit of mixing unit, be used for soup is supplied with according to the 0.1%-5% of flying dust quantity delivered the soup dosing unit of mixing unit, and be used for pending incineration of refuse flyash and soup are evenly mixed the mixing unit that obtains the stabilizing fly ash product, the output of described feed unit is connected with the input of described flying dust dosing unit, and the output of the output of described flying dust dosing unit and described soup dosing unit is connected with described mixing unit.
Further, described system also comprises: be connected, be used for the stabilizing fly ash product is delivered to the delivery unit that the resistate collector unit is preset in the outside with described mixing unit output.
Further, described system also comprises: be arranged near the described delivery unit, be used for heating unit that the stabilizing fly ash product that is transmitted is heated.
Again further, described delivery unit is a closed cell, and is provided with the stabilizing fly ash product in the described delivery unit is carried out aeration-drying, and first dust removing units of removing the inner dust of described delivery unit.
Further, described flying dust dosing unit is a metering device.
Further, described soup dosing unit comprises: the medicament that is used for providing medicament according to predetermined policy or according to external control signal to the soup bogey is from supplying with device, being used for taking up water that device supplies water from supplying with device and being used for providing the soup bogey of soup according to flying dust quantity delivered 0.1%-5% to mixing unit according to predetermined policy or according to external control signal to soup, and described medicament is connected with the input of described soup bogey from the output of supplying with device from the output of supplying with device and described water.
Further, described mixing unit is the feeding agitating device.
Further, described feeding agitating device comprises further: first transport portion that be arranged in the closed shell of both ends open, is linked in sequence successively, mixing part and moulding section; Wherein, described at least first transport portion is the self-feed device.
Further, described mixing unit is provided with first vibrating device.
Further, the described feed unit outside and/or the described flying dust dosing unit outside and/or described soup dosing unit arranged outside have heat-insulation layer.
Further, described feed unit is provided with checkout gear, is used for sending alarm signal to outside warning device when definite described feed unit incineration of refuse flyash amount surpasses predetermined upper limit value and/or is lower than the predetermined lower bound value.
Further, described checkout gear is arranged on the inner weight sensor of determining the position sensor of position and/or being arranged on described feed unit bottom of described feed unit.
Further, described feed unit is provided with heating apparatus.
Compared with prior art, garbage burning flying dust treating system provided by the utility model has following remarkable advantage:
(1) described incineration of refuse flyash system is satisfying under the situation of required technological requirement, and equipment constitutes simple relatively, stable thus higher;
(2) described incineration of refuse flyash system in the course of the work, the input amount and the input speed of incineration of refuse flyash and chemical agent (for the chemical stabilization medicament of flying dust) are accurately controlled, be not vulnerable to external action, can guarantee continuous even feeding in the entire process process thus, and the chemical reagent consumption is more reasonable;
(3) the whole process of described incineration of refuse flyash system works can need not artificial participation, and automaticity is higher thus, and this has not only improved operating efficiency effectively, can also reduce production costs;
(4) described incineration of refuse flyash system can not produce secondary pollutions such as waste gas waste water in the entire process process;
(5) described incineration of refuse flyash system can be designed as the integrally closed treatment system, can not cause any pollution to environment to guarantee flying dust in the whole process of handling.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structural representation of the utility model embodiment two;
Fig. 3 is the structural representation of the utility model embodiment three;
Fig. 4 is the structural representation of the utility model embodiment four.
The specific embodiment
The utility model is further introduced below in conjunction with the drawings and specific embodiments, but not as to qualification of the present utility model.
Embodiment one:
With reference to shown in Figure 1, a kind of garbage burning flying dust treating system comprises: feed unit 1, flying dust dosing unit 2, soup dosing unit 3 and mixing unit 4, wherein:
Feed unit 1 is used for temporary pending incineration of refuse flyash;
Flying dust dosing unit 2 is used for the pending incineration of refuse flyash of feed unit 1 is supplied with mixing unit 4;
It is to determine concrete soup quantity delivered according to the total content of heavy metal in the pending flying ash that above-mentioned soup is supplied with mixing unit according to the 0.1%-5% of flying dust quantity delivered; Described soup can be the aqueous solution that is used for the stable chemical reagent of handling such as chelate of heavy metal ion.
When the system that utilizes present embodiment one to be proposed carried out work, the course of work was as follows:
Flying dust dosing unit 2 quantitatively provides pending flying ash to mixing unit 4;
In mixing unit 4, pending flying ash and soup evenly mix and chemical reaction take place, and obtain the stabilizing fly ash product, can be used for the later stage landfill after this stabilisation product output, and be unlikely to produce any environmental pollution.Described soup can be the aqueous solution that is used for the stable chemical reagent of handling such as chelate of heavy metal ion.
As seen, the system that utilizes present embodiment one to be proposed can realize the stable processing of the extensive use of chemical fedtilizers and other farm chemical of incineration of refuse flyash, and in the entire process process, need not manual intervention, automaticity is higher, simultaneously, the input amount of incineration of refuse flyash and chemical reagent and input speed are accurately controlled, are not vulnerable to external action.
Embodiment two:
With reference to shown in Figure 2, a kind of garbage burning flying dust treating system comprises: feed unit 1, flying dust dosing unit 2, soup dosing unit 3 and mixing unit 4, wherein:
Feed unit 1 is a hopper, is used for depositing pending incineration of refuse flyash, and described incineration of refuse flyash can be that the conveyance conduit by the outside enters hopper;
Flying dust dosing unit 2 is a metering device, and the input of described metering device is connected with the output of described feed unit 1, and the output of described metering device is connected with the input of mixing unit 4; Preferably, described metering device can be the spiral metering device of weighing; Preferred, described metering device is the spiral of the adjustable speed metering device of weighing, so that be suitable for multiple different disposition and the soup kind is carried out speed governing;
When the system that utilizes present embodiment two to be proposed carried out work, process was as follows:
Metering device quantitatively provides pending flying ash to mixing unit 4; Describedly quantitatively can realize by the dosing speed that presets;
In mixing unit 4, pending flying dust and soup evenly mix and react, and obtain the stabilizing fly ash product after the moulding, and this stabilisation product can be used for the later stage landfill, and is unlikely to produce any environmental pollution.Described soup can be the aqueous solution of chemical reagent such as chelate.
As seen, the system that utilizes present embodiment two to be proposed not only can realize the stable processing of the extensive use of chemical fedtilizers and other farm chemical of incineration of refuse flyash, and need not manual intervention in the entire process process, and automaticity is higher; And compare with embodiment one, because supplying with, the soup configuration realizes automation, improved the automaticity of system further, and mixing unit 4 is when adopting the feeding agitating device, under same soup situation, can more effectively handle, and the moulding of resistate output will help subsequent operations such as storage, loading, transportation, landfill incineration of refuse flyash.
For what the foregoing description two also will remark additionally a bit be: in described mixing unit 4, can be provided with further
Embodiment three:
With reference to shown in Figure 3, a kind of garbage burning flying dust treating system comprises: feed unit 1, flying dust dosing unit 2, soup dosing unit 3, mixing unit 4 and delivery unit 5, as seen, compare with the system that is proposed among the embodiment two, the system that present embodiment three is proposed has increased delivery unit 5, is used for the stabilizing fly ash product that mixing unit 4 is produced is outputed to external stabilization thing gathering-device.Increase this delivery unit 5 and can make grey stabilisation product be transported to the long range acquisition position, increase the scope of application of this system with this.
Further, near the transmission plane of delivery unit 4 (comprising: above or side) can be provided with heater 51, be used for the resistate that is transmitted is heated, make its drying.This be because from mixing unit directly the resistate of output generally have bigger humidity, utilize heating to reduce its humidity after, will further reduce the requirement of subsequent operations such as storage, loading, transportation, landfill.
Further, described delivery unit 4 is a sealing device, and can be provided with first dust arrester 52 this moment to sealing formula gear unit 4, is used for the stabilizing fly ash product of delivery unit 4 is carried out aeration-drying, and the dust of removing described delivery unit 4 inside, reach better treatment effect.
Embodiment four:
With reference to shown in Figure 4, a kind of garbage burning flying dust treating system comprises: feed unit 1, flying dust dosing unit 2, soup dosing unit 3, mixing unit 4 and delivery unit 5, compare with the system that is proposed among the embodiment three, the system that present embodiment three is proposed has increased upper limit position checkout gear 101, lower position checkout gear 102 and heater 103 in feed unit 1, wherein: upper limit position checkout gear 101 is used for sending high-order alarm signal to the outside when definite described feed unit 1 incineration of refuse flyash amount surpasses predetermined upper limit value; Lower position checkout gear 102 is used for sending the low level alarm signal to the outside when definite described feed unit 1 incineration of refuse flyash amount surpasses the predetermined lower bound value; The amount that has guaranteed the incineration of refuse flyash in the feed unit 1 thus guarantees the continuous safe operation of system at zone of reasonableness; Heating apparatus 103 is used for when temperature is low flying ash in the described feed unit 1 being heated, and makes its unlikely arch camber, dewfall even solidifies, and is convenient to system's operation.
For what present embodiment four needed supplementary notes be, position detecting device can be realized for position sensor arbitrarily, and be not limited only to be provided with 102 two of upper limit position checkout gear 101 and lower position checkout gears, can only be provided with one or be provided with more than two according to the operating position of reality.Realize and also be not limited only to the use location checkout gear, Weight detecting device (for example, thing retransmits sensor) also can be set by the bottom in feed unit 1 realize for the detection of the incineration of refuse flyash amount in the feed unit 1.
For what present embodiment four also needed to remark additionally be, above-mentioned position probing output signal and/or weight detecting output signal can be used as to offer carries out the startup input that flying dust supplies with and stops to import the control signal of the external control unit of control feed unit 1, thus can be further to the automaticity of the processing of incineration of refuse flyash.
As seen, present embodiment four is compared with aforesaid embodiment, and automaticity is higher, security is also better.
In other embodiment, when preventing that temperature from hanging down, the arch camber of flying dust and soup, dewfall even solidify, described feed unit 1 outside and/or described flying dust dosing unit 2 outsides and/or described soup dosing unit 3 outsides all can be provided with heat-insulation layer.
In addition, in order to prevent the flying dust wall built-up, to stop up the material input/output port, reach better flying ash treatment effect, can in feed unit, (preferred input) be provided with first vibrating device in feed unit, and/or (preferred input in mixing unit) is provided with second vibrating device in mixing unit, and what described first vibrating device and second vibrating device were exemplary is pneumatic hammer.
In addition,, cause environmental pollution, second dust removing units can also be set at the upside of feed unit 1 in order to prevent to increase the flying dust airborne dust when the feed unit 1.
In addition, can also in mixing unit 4, the material detecting unit be set, be used for when mixing unit 4 inputs occur stopping up and lack material, sending the corresponding warning signal to the outside.
Also need supplementary notes a bit for above-mentioned all embodiment: in the said system work start and stop of each unit orders and above-mentioned mention quantitatively, provide controlled quentity controlled variable such as soup to unify control and be provided with by the unique control module that presets to mixing unit according to the 0.1%-5% of flying dust quantity delivered, also can realize by each minute control module that is subjected to master control.The technology that this is well known to those skilled in the art does not repeat them here.
Also need to prove: the garbage burning flying dust treating system that the utility model proposed is provided with the position without any restriction, its feed unit can receive pending incineration of refuse flyash by conveying device, in the time of also can be in this system be arranged on the municipal solid waste incinerator district, directly with the feed unit of native system by controllable valve and municipal solid waste incinerator come and flying ash storage tank lower part outlet is connected, and need not outside conveyor.Also need to prove, native system optimization be the integrally closed treatment system, in the whole process of handling, can not cause any pollution to guarantee flying dust to environment.
To sum up, in the garbage burning flying dust treating system that the utility model proposed, by flying dust, soup evenly being mixed and chemical reaction taking place, obtain the stabilizing fly ash product, this stabilisation product can directly send consumer waste filling and embedding factory landfill.Described garbage burning flying dust treating system has following remarkable advantage:
(1) described incineration of refuse flyash system is satisfying under the situation of required technological requirement, and equipment constitutes simple relatively, stable thus higher;
(2) described incineration of refuse flyash system in the course of the work, the input amount and the input speed of incineration of refuse flyash and chemical agent (for the chemical stabilization medicament of flying dust) are accurately controlled, be not vulnerable to external action, can guarantee continuous even feeding in the entire process process thus, and the chemical reagent consumption is more reasonable;
(3) the whole process of described incineration of refuse flyash system works can need not artificial participation, and automaticity is higher thus, and this has not only improved operating efficiency effectively, can also reduce production costs;
(4) described incineration of refuse flyash system can not produce secondary pollutions such as waste gas waste water in the entire process process;
(5) described incineration of refuse flyash system can be designed as the integrally closed treatment system, can not cause any pollution to environment to guarantee flying dust in the whole process of handling.
It is to be noted: the above only is a preferred implementation of the present utility model; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (13)
1. garbage burning flying dust treating system comprises: is used for the feed unit of temporary pending incineration of refuse flyash, it is characterized in that,
This system also comprises: be used for pending incineration of refuse flyash supply with mixing unit the flying dust dosing unit, be used for soup being supplied with the soup dosing unit of mixing unit according to the 0.1%-5% of flying dust quantity delivered and being used for pending incineration of refuse flyash and soup are evenly mixed the mixing unit that obtains the stabilizing fly ash product, the output of described feed unit is connected with the input of described flying dust dosing unit, and the output of the output of described flying dust dosing unit and described soup dosing unit is connected with described mixing unit.
2. the system as claimed in claim 1 is characterized in that, described system also comprises: be connected, be used for the stabilizing fly ash product is delivered to the delivery unit that the resistate collector unit is preset in the outside with described mixing unit output.
3. system as claimed in claim 2 is characterized in that, described system also comprises: be arranged near the described delivery unit, be used for heating unit that the stabilizing fly ash product that is transmitted is heated.
4. system as claimed in claim 3 is characterized in that described delivery unit is a closed cell, and is provided with the stabilizing fly ash product in the described delivery unit is carried out aeration-drying, and first dust removing units of removing the inner dust of described delivery unit.
5. the system as claimed in claim 1 is characterized in that, described flying dust dosing unit is a metering device.
6. the system as claimed in claim 1, it is characterized in that, described soup dosing unit comprises further: be used for providing the medicament of medicament to supply with device certainly according to predetermined strategy or according to external control signal to the soup bogey, be used for taking up the water of device water supply to soup from supplying with device according to predetermined strategy or according to external control signal, and be used for providing the soup bogey of soup with the 0.1%-5% of flying dust quantity delivered to mixing unit, described medicament is connected with the input of described soup bogey from the output of supplying with device from the output of supplying with device and described water.
7. the system as claimed in claim 1 is characterized in that, described mixing unit is the feeding agitating device.
8. system as claimed in claim 7 is characterized in that, described feeding agitating device comprises further: first transport portion that be arranged in the closed shell of both ends open, is linked in sequence successively, mixing part and moulding section; Wherein, described at least first transport portion is the self-feed device.
9. the system as claimed in claim 1 is characterized in that, described mixing unit is provided with first vibrating device.
10. the system as claimed in claim 1 is characterized in that, the described feed unit outside and/or the described flying dust dosing unit outside and/or described soup dosing unit arranged outside have heat-insulation layer.
11. the system as claimed in claim 1, it is characterized in that, described feed unit is provided with checkout gear, is used for sending alarm signal to outside warning device when definite described feed unit incineration of refuse flyash amount surpasses predetermined upper limit value and/or is lower than the predetermined lower bound value.
12. system as claimed in claim 11 is characterized in that, described checkout gear is arranged on the inner weight sensor of determining the position sensor of position and/or being arranged on described feed unit bottom of described feed unit.
13. the system as claimed in claim 1 is characterized in that, described feed unit is provided with heating apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201078968U CN201511033U (en) | 2009-05-13 | 2009-05-13 | Garbage burning flying ash processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201078968U CN201511033U (en) | 2009-05-13 | 2009-05-13 | Garbage burning flying ash processing system |
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| Publication Number | Publication Date |
|---|---|
| CN201511033U true CN201511033U (en) | 2010-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201078968U Expired - Lifetime CN201511033U (en) | 2009-05-13 | 2009-05-13 | Garbage burning flying ash processing system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103831281A (en) * | 2012-11-21 | 2014-06-04 | 上海环信环境工程有限公司 | Fly ash stabilizing method |
| CN110542102A (en) * | 2019-07-30 | 2019-12-06 | 重庆科技学院 | Fly Ash Treatment System Based on Garbage Sorting |
| CN113146832A (en) * | 2021-05-08 | 2021-07-23 | 金茂(深圳)生态科技有限公司 | Waste incineration fly ash solidification device and solidification method thereof |
-
2009
- 2009-05-13 CN CN2009201078968U patent/CN201511033U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103831281A (en) * | 2012-11-21 | 2014-06-04 | 上海环信环境工程有限公司 | Fly ash stabilizing method |
| CN110542102A (en) * | 2019-07-30 | 2019-12-06 | 重庆科技学院 | Fly Ash Treatment System Based on Garbage Sorting |
| CN113146832A (en) * | 2021-05-08 | 2021-07-23 | 金茂(深圳)生态科技有限公司 | Waste incineration fly ash solidification device and solidification method thereof |
| CN113146832B (en) * | 2021-05-08 | 2024-11-12 | 金茂(普宁)生态科技有限公司 | A garbage incineration fly ash solidification device and solidification method |
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