CN201586660U - Bottom slag treatment device of incinerator - Google Patents
Bottom slag treatment device of incinerator Download PDFInfo
- Publication number
- CN201586660U CN201586660U CN2009202670036U CN200920267003U CN201586660U CN 201586660 U CN201586660 U CN 201586660U CN 2009202670036 U CN2009202670036 U CN 2009202670036U CN 200920267003 U CN200920267003 U CN 200920267003U CN 201586660 U CN201586660 U CN 201586660U
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Abstract
The utility model relates to a bottom slag treatment device of incinerator, which mainly comprises the following components: a vibration type coarse screening device, a roller screener, a wet type screener, a sand washer, a mud-sand separator, a magnetic selection device, an eddy current separator, a stone crusher, a press filtering device, a conveyor for conveying the bottom slag to each component, etc. The incinerator bottom slag with complicated component can be changed to the aggregate which satisfies the engineering use after screening and processing by the bottom slag treatment device of the utility model. Furthermore the purposes of environment protection, globe saving and waste recycling are obtained.
Description
Technical field
The utility model is slag at the bottom of the incinerator can be done more effective processing about a kind of, with the end slag treatment facility of the maximizing the benefits of slag recycling at the bottom of the incinerator.
Background technology
Garbage disposal is the great environment problem that human intense industrialization and urbanization are faced afterwards.In numerous trash processing way, being handled after with incinerator incineration firing being incinerated earlier is at present wide adopted a kind of trash processing way again.Burn disposal of refuse to have following columns item benefit at least with incinerator: (1) rubbish can reduce the volume of rubbish after incinerating through burning significantly; (2) contained in the rubbish have the material of harm to be removed by incinerating burning to environment; (3) burning of incinerator is to implement under the environment of control, and its emission gases also is subjected to suitable monitoring and processing, can reduce the harm to human body; And the recyclable utilization again of the end slag after (4) burning, to improve the economic benefit of garbage disposal.
Traditionally, slag processing in the end is divided into dual mode haply and implements: direct screening mode, and dry screening mode.When collection end slag from incinerator, all can reduce the generation that end slag is collected flue dust between operational period on the one hand usually to the watering of end slag, also can do suitable cooling on the other hand to end slag.Yet this watering operation meeting causes the indefinite situation of end slag ingredient water content.In traditional direct Screening Treatment, do not handled for the end indefinite problem of slag water content, but directly screened operation, though the cost that this kind processing mode is handled is lower, but also can produce some shortcomings, for example, the stink of end slag remakes into very much the user to be disliked; Wayward and the screening of end slag water content not exclusively, the aggregate particle diameter can't be distinguished, and causes the efficiency of separation low, so limited handle the back finished product can be for the purposes of utilizing again or the like shortcoming.In dry Screening Treatment,, adopted fiery roasting mode that the moisture of end slag is got rid of fully in order to solve the indefinite problem of end slag water content.Yet this kind processing mode can produce too consumes energy and the too high shortcoming of processing cost.
Because the problems referred to above that slag of the known end is handled, slag finishing sector bound pair exists demand in the end slag treatment facility of the shortcoming that can solve above-mentioned tradition end slag treatment facility at the bottom of incinerator.
The utility model content
The purpose of this utility model provides slag treatment facility at the bottom of a kind of incinerator, can avoid end slag stink, end slag water content is easily controlled and the efficiency of separation is high, can make to handle the back finished product effectively for the purposes of utilizing again.
The utility model provides slag treatment facility at the bottom of a kind of incinerator, and this equipment comprises: oscillatory type scalping device is used for the preliminary screening of end slag to greater than the end slag of first particle diameter and less than the end slag of first particle diameter; The trommelling machine, be used for less than the end slag of first particle diameter with the rolling screening mode further screening for greater than the end slag of second particle diameter and less than the end slag of second particle diameter; The wet type screening machine is used for and will sieves to greater than the end slag of the 3rd particle diameter and less than the end slag of the 3rd particle diameter by the wet concentration mode less than the end slag of second particle diameter; Wash husky device, be used for and get rid of less than the sandy composition in the end slag of the 3rd particle diameter; Silt separation apparatus is used for and will gets rid of through washing in the end slag after husky the processing residual silt composition; Filter-pressing device is used for and will filters out through the moisture content in the end slag of silt separating treatment, to obtain particle diameter less than the engineering of the 3rd particle diameter aggregate finished product; The first electromagnetic separation device is used for ferrous material is sorted out from the end slag greater than second particle diameter; The second electromagnetic separation device is used for ferrous material is sorted out from the end slag greater than the 3rd particle diameter; The eddy current separation device is used for nonferrous metal is sorted out from the end slag of handling through the second electromagnetic separation device, to obtain particle diameter greater than the engineering of the 3rd particle diameter aggregate finished product; Lithotripsy apparatus is used for and will becomes end slag less than second particle diameter greater than first particle diameter and greater than the end slag size degradation of second particle diameter, carries out wet separation and handles in order to being recycled to this wet type screening machine; And conveyer, be used for end slag is transported between each device.
According to an embodiment of the present utility model, this trommelling machine comprises on its perisporium of a rotary screen and offers the sieve aperture that a plurality of apertures approximate second particle diameter, its two ends that are arranged on this rotary screen of a plurality of driving rolls are used for supporting and the rotary drum sieve, and wherein, this rotary screen is configured to press from both sides an angle with horizontal plane, makes an end of rotary screen be higher than the other end.
This wet type screening machine comprises one and is configured to press from both sides on its perisporium of rotary screen of an angle with horizontal plane and offers the sieve aperture that a plurality of apertures approximate the 3rd particle diameter, its two ends that are arranged on this rotary screen of a plurality of driving rolls are used for supporting and the rotary drum sieve, and a watering unit its comprise a water pump and a sprinkler pipe it stretched in this rotary screen and had a plurality of water sprayering holes by the end of this water pump by this rotary screen and is opened on the sprinkler pipe tube wall that is positioned at this rotary screen.
Further feature of the present utility model and advantage can obtain clearer and concrete understanding from the detailed description of the attached illustrated embodiment of hereinafter with reference
Description of drawings
The utility model can be by describing in detail with reference to the one exemplary embodiment of accompanying drawing and easier quilt is understood, wherein identical assembly is marked by identical label, these embodiment are suggested just purpose as an example, are not the utility model to be confined to these exemplary embodiment.
Fig. 1 is the schematic diagram of slag treatment facility at the bottom of the incinerator of the present utility model.
Fig. 2 a and 2b are respectively the schematic front view and the side view of the trommelling machine of slag treatment facility at the bottom of the incinerator of the present utility model.
Fig. 3 is the schematic diagram of the electromagnetic separator of slag treatment facility at the bottom of the incinerator of the present utility model.
Fig. 4 is the schematic diagram of the cut-away section of the wet type screening machine of slag treatment facility at the bottom of the incinerator of the present utility model.
The specific embodiment
Refer now to Fig. 1 and slag treatment facility 1 at the bottom of the incinerator of the utility model is described to embodiment shown in Figure 4.
Fig. 1 is that its demonstration of a schematic diagram is according to slag treatment facility 1 at the bottom of the incinerator of an embodiment of the present utility model.This equipment 1 mainly comprises devices such as oscillatory type scalping machine 10, trommelling machine 20, electromagnetic separator 30, secondary electromagnetic separator 30 ', stone crusher 40, wet type screening machine 50, eddy current separator 60, sand washer 70, silt seperator 80 and filter press 90.
Oscillatory type scalping machine 10 mainly comprises plane vibration formula scalping grid 11, and it is provided with a plurality of sieve apertures, its diameter approximate first particle diameter (as, 75mm), be used for to carrying out preliminary screening through slag at the bottom of the incinerator of maturation process.End slag by these scalping grid is from 12 outputs of first discharging opening and be transported to trommelling machine 20 by conveyer belt and carry out postsearch screening and handle.And, fail end slag by the scalping grid then to discharge and deliver to stone crusher 40 and smash operation by conveyer belt from second discharging opening 14.
Shown in Fig. 2 a and Fig. 2 b, trommelling machine 20 mainly comprises on a rotary screen 21 its perisporiums and offers a plurality of sieve apertures 22, its diameter approximate second particle diameter (as, 19mm), a plurality of driving rolls 23 its two ends that are arranged on this rotary screen 21 are used for supporting and rotary drum sieve 21, and a bracing frame 24 is used for supporting this driving rolls 23.This cylinder 21 be configured to horizontal plane at angle, make an end of rotary screen 21 be higher than the other end.End slag from this oscillatory type scalping machine 10 is admitted to rotary screen 21 to carry out the postsearch screening operation from rotary screen 21 higher ends.Usually, it is less that used screen size is handled in end slag postsearch screening, so the blocked situation of sieve aperture takes place in regular meeting in traditional plane formula vibrations screening machine, causes shortcomings such as efficiency of separation difference and essential often shutdown cleaning.And the utility model trommelling machine 20 is to screen end slag in the mode of rolling, and the kinetic energy when increase end slag is handled allows end slag be difficult for blocking sieve aperture, uses the above-mentioned shortcoming that solves traditional vibration-type design.After rotary screen 21 screening, drop and drop down onto on the conveyer belt from sieve aperture 22 less than the end slag of 19mm through plate 26 guiding of gathering materials, carry out dusting cover and handle to be transported to wet type screening machine 50.And,, further process then from lower one the making a clean sweep of and drop down onto on another conveyer belt of rotary screen 21 greater than the end slag of 19mm to be transported to electromagnetic separator 30.
40 pairs of end slags from oscillatory type scalping machine 10 and electromagnetic separator 30 of this stone crusher implement to smash operation, in order to will become the end slag less than 19mm greater than the end slag size degradation of 19mm.The end slag of process stone crusher size degradation returns to this trommelling machine 20 by conveyer belt and screens.This stone crusher 40 can be any general commercially available stone crusher kind.
As shown in Figure 4, this wet type screening machine 50 that is used for the wet separation processing mainly comprises one and is configured to press from both sides on rotary screen 51 its perisporiums of an angle with horizontal plane and offers a plurality of sieve apertures 52, its diameter approximate the 3rd particle diameter (as, 4.75mm), driving rolls 53 its two ends that are arranged on this rotary screen 51 are used for supporting and rotary drum sieve 51, and one the watering unit its comprise a water pump 54 and a sprinkler pipe 55 it stretch into this rotary screen 51 and the part of this sprinkler pipe 55 rotary screen 51 in offers a plurality of water sprayering holes in order to the end slag rotary screen 51 in is sprinkled water equably from the end of this water pump 54 by this rotary screen 51, use and implement to wash wet type and screen operation.After the wet separation processing, be delivered to sand washer 70 and silt seperator 80 less than the end slag of 4.75mm by conveyer belt and be mixed in silt in the end slag with removal, then be delivered to filter press 90 in order to the moisture content press filtration in the end slag is come out, to obtain the thin aggregate finished product of particle diameter less than 4.75mm.The sand washer 70 of Shi Yonging, silt seperator 80 and filter press 90 can use general traditional sand washer, silt seperator and filter press herein.
In addition, after handling through wet separation, then be delivered to secondary electromagnetic separator 30 ' to sub-elect the material of ferrous metal class by conveyer belt greater than the end slag of 4.75mm.This secondary electromagnetic separator 30 ' is similar to this electromagnetic separator 30, and therefore, its structure will repeat no more.
After the 30 ' sorting of secondary electromagnetic separator, the end slag of iron content is not transported to eddy current separator 60 to carry out the separation operation of nonferrous metal through conveyer belt.This eddy current separator 60 is to utilize magnetic field to change equipment with nonferrous metal and other feed separation.The vortex flow flow path must be closed curve, and its flow direction is parallel with the coil winding direction, and is vertical with the alternating magnetic field direction and be rightabout with the change of flux of alternating current and flow, so its frequency is identical with the frequency of alternating current.Can induction excite the object of vortex flow must belong to the conductor that can conduct electricity.Utilize this principle metals such as comprising aluminium, copper, stainless steel can be sorted out from end slag, to improve recovery value and to reduce secondary pollution.
End slag after eddy current separator 60 sortings can obtain the coarse aggregate finished product of particle diameter greater than 4.75mm after reaching processing such as manually picking up plastic component through selection by winnowing, vibration screening again.
Next, the handling process of slag treatment facility at the bottom of the incinerator of the utility model will be described with reference to figure 1.
At first, be divided into greater than first particle diameter (as, end slag 75mm) and end slag in that oscillatory type scalping machine 10 is screened through slag at the bottom of the incinerator of maturation process less than first particle diameter.Afterwards, be sent to trommelling machine 20 less than the end slag of first particle diameter and do postsearch screening and handle, then be sent to stone crusher 40 greater than the end slag of first particle diameter and carry out size degradation and handle.
Be sent to that the end slag less than first particle diameter of this trommelling machine 20 is screened herein to be divided into greater than second particle diameter (as, end slag 19mm) and less than the end slag of second particle diameter.Then, end slag less than second particle diameter is sent to wet type screening machine 50, then is sent to electromagnetic separator 30 greater than the end slag of second particle diameter and comes out and be sent in the ferrous metal accumulator tank to be recycled in order to the mode of ferrous metal in the end slag being utilized magnetic is screened from end slag.Then being sent to step S108 through the end slag greater than second particle diameter remaining behind the electromagnetic separation chooses plastics materials in the end slag and nonferrous metal material to plastics recovery groove and nonferrous metal material accumulator tank in the mode of artificial separation and is reclaimed.The end slag that is left after artificial separation then is sent to stone crusher 40 and carries out the size degradation processing.Stone crusher 40 by the end slag of size degradation one-tenth less than second particle diameter, is delivered to end slag then wet type screening machine 50 and is carried out subsequent treatment.
The end slag less than second particle diameter that is sent to wet type screening machine 50 is further filtered out greater than the 3rd particle diameter herein (as, end slag 4.75mm) and less than the end slag of the 3rd particle diameter.Afterwards, be sent to secondary electromagnetic separator 30 ', then be sent to sand washer 70 less than the end slag of the 3rd particle diameter greater than the end slag of the 3rd particle diameter.The benefit of the wet type screening of the utility model is the stink of available water removal end slag not only, can also get rid of the composition that corrosiveness is arranged for reinforcing bar in the end slag, for example chlorion.
Locate at secondary electromagnetic separator 30 ', from end slag, be sorted out and be sent in the ferrous metal material accumulator tank by magnetic attraction greater than the ferrous metal in the end slag of the 3rd particle diameter and recycled.Then be sent to eddy current separator 60 through the end slag behind the electromagnetic separation, herein, the nonferrous metal material can be responded to the principle that excites vortex flow by the conduction object and be sorted out from end slag and be sent to nonferrous metal object accumulator tank and recycled.Can obtain the coarse aggregate finished product of particle diameter through selection by winnowing, vibrations screening and after manually picking up waste plastic mixture again through the end slag behind the eddy current separation greater than three particle diameters (7.45mm).
The end slag less than the 3rd particle diameter of process wet type screening machine processing back is sent to sand washer 70 and washes husky the processing, deliver to silt seperator 80 then and carry out the silt separating treatment, deliver to filter press 90 at last and carry out the press filtration processing, after getting rid of the moisture content in the end slag, can obtain less than the thin aggregate finished product of three particle diameters.
No matter with what the slag treatment facility obtained at the bottom of the incinerator of the present utility model is that coarse aggregate finished product or thin aggregate finished product all have good engineering properties such as aggregate particle size uniformity, light weight, low-density, high water-permeability and high-bearing capacity, similar to coal bottom ash or natural gravel (GP) material, be suitable as engineering materials such as road basement material and pitch additive.
One of characteristic of slag treatment facility is to use the trommelling machine to implement the postsearch screening operation of end slag at the bottom of the incinerator of the present utility model; kinetic energy when handling to utilize the mode of rolling to increase end slag; allow end slag be difficult for blocking sieve aperture; reduce the downtime of cleaning sieve aperture, use the efficient that significantly improves end ballast screen choosing.Another characteristic of the present utility model is handled end slag for using wet type to screen, and removes the stink of end slag by end slag is sprinkled water equably, and material that can corrosion reinforcing bar in the slag at the bottom of the stripping (as, chlorion), to improve the practicality of aggregate finished product.
Though the slag treatment facility is illustrated in the preferred embodiment shown in reference to the accompanying drawings above at the bottom of the incinerator of the present utility model, this do not represent the utility model only be confined to above described in and structure and the operation shown in the accompanying drawing.In fact, under the principle and spirit of disclosure institute teaching above, the utility model can have various modification and variation.For example, in the above embodiments, the quantity of the various facility that equipment of the present utility model comprised is that example is illustrated with one all, but in order to increase the processing energy or in order to improve ferrous metal and nonferrous metal clearance, can simultaneously a plurality of various facility parallel connections or series connection to be used.Again, though use in the above-described embodiment specific aperture size as example be illustrated (as, the first particle diameter 75mm, the second particle diameter 19mm, the second particle diameter 4.75mm), in order to adapt to the required of various finished product grain size, also can select other particle diameter, aperture for use.Modification that all these are possible and variation all drop in the true scope of the present utility model that is defined by the following right petition.
Claims (6)
1. slag treatment facility at the bottom of the incinerator is characterized in that comprising:
Oscillatory type scalping device is used for the preliminary screening of end slag to greater than the end slag of first particle diameter and less than the end slag of first particle diameter;
The trommelling machine, be used for less than the end slag of first particle diameter with the rolling screening mode further screening for greater than the end slag of second particle diameter and less than the end slag of second particle diameter;
The wet type screening machine, be used for less than the end slag of second particle diameter by the screening of washing screening mode for greater than the end slag of the 3rd particle diameter and less than the end slag of the 3rd particle diameter;
Filter-pressing device is used for and will filters out through the moisture content in the end slag of wet type Screening Treatment, to obtain particle diameter less than the engineering of the 3rd particle diameter aggregate finished product;
The first electromagnetic separation device is used for ferrous material is sorted out from the end slag greater than second particle diameter;
The second electromagnetic separation device is used for ferrous material is sorted out from the end slag greater than the 3rd particle diameter;
The eddy current separation device is used for nonferrous metal is sorted out from the end slag of handling through the second electromagnetic separation device, to obtain particle diameter greater than the engineering of the 3rd particle diameter aggregate finished product;
Lithotripsy apparatus is used for and will becomes end slag less than second particle diameter greater than first particle diameter and greater than the end slag size degradation of second particle diameter, carries out wet separation and handles in order to being recycled to this wet type screening machine; And
Conveyer is used for end slag is transported between each device.
2. slag treatment facility at the bottom of the incinerator as claimed in claim 1, it is characterized in that this trommelling machine comprises on its perisporium of a rotary screen offers the sieve aperture that a plurality of apertures approximate second particle diameter, its two ends that are arranged on this rotary screen of a plurality of driving rolls are used for supporting and the rotary drum sieve, and wherein, this rotary screen is configured to press from both sides an angle with horizontal plane, makes an end of rotary screen be higher than the other end.
3. slag treatment facility at the bottom of the incinerator as claimed in claim 1, it is characterized in that this wet type screening machine comprises one and is configured to press from both sides on its perisporium of rotary screen of an angle with level and offers the sieve aperture that a plurality of apertures approximate the 3rd particle diameter, its two ends that are arranged on this rotary screen of a plurality of driving rolls are used for supporting and the rotary drum sieve, and a watering unit its comprise a water pump and a sprinkler pipe it stretched in this rotary screen and had a plurality of water sprayering holes by the end of this water pump by this rotary screen and is opened on the sprinkler pipe tube wall that is positioned at this rotary screen.
4. slag treatment facility at the bottom of the incinerator as claimed in claim 1 is characterized in that this conveyer is a conveyer belt.
5. slag treatment facility at the bottom of the incinerator as claimed in claim 1 is characterized in that also comprising and washes husky device, is used for and will gets rid of less than the sandy composition in the end slag of the 3rd particle diameter.
6. slag treatment facility at the bottom of the incinerator as claimed in claim 1 is characterized in that also comprising a silt separation apparatus, is used for getting rid of less than the silt composition in the end slag of the 3rd particle diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202670036U CN201586660U (en) | 2009-11-13 | 2009-11-13 | Bottom slag treatment device of incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202670036U CN201586660U (en) | 2009-11-13 | 2009-11-13 | Bottom slag treatment device of incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201586660U true CN201586660U (en) | 2010-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202670036U Expired - Lifetime CN201586660U (en) | 2009-11-13 | 2009-11-13 | Bottom slag treatment device of incinerator |
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| Country | Link |
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| CN (1) | CN201586660U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102553716A (en) * | 2011-12-29 | 2012-07-11 | 大连佳林设备制造有限公司 | Sorter for sorting a variety of materials on line at high speed |
| CN103817140A (en) * | 2014-02-28 | 2014-05-28 | 韩洪波 | Simple garbage water-separation method |
| CN112066394A (en) * | 2020-08-31 | 2020-12-11 | 深圳职业技术学院 | Solid waste's processing apparatus |
-
2009
- 2009-11-13 CN CN2009202670036U patent/CN201586660U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102553716A (en) * | 2011-12-29 | 2012-07-11 | 大连佳林设备制造有限公司 | Sorter for sorting a variety of materials on line at high speed |
| CN103817140A (en) * | 2014-02-28 | 2014-05-28 | 韩洪波 | Simple garbage water-separation method |
| CN112066394A (en) * | 2020-08-31 | 2020-12-11 | 深圳职业技术学院 | Solid waste's processing apparatus |
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Granted publication date: 20100922 |
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