CN106594753A - Dedusting ash treatment system and dedusting ash treatment method - Google Patents
Dedusting ash treatment system and dedusting ash treatment method Download PDFInfo
- Publication number
- CN106594753A CN106594753A CN201611039834.9A CN201611039834A CN106594753A CN 106594753 A CN106594753 A CN 106594753A CN 201611039834 A CN201611039834 A CN 201611039834A CN 106594753 A CN106594753 A CN 106594753A
- Authority
- CN
- China
- Prior art keywords
- dedusting ash
- conveying device
- ash
- treatment system
- dedusting
- Prior art date
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/60—Separating
Abstract
The invention relates to the technical field of calcium carbide production, in particular to a dedusting ash treatment system and a dedusting ash treatment method. The dedusting ash treatment system comprises a sealed transport cart, a first conveyer device, an ash bin, a ball press machine and a screening device. The sealed transport cart is used for transporting dedusting ash to an inlet end of the first conveyer device; the ash bin is arranged on an outlet end of the first conveyer device; the ball press machine is arranged on an outlet part of the ash bin; the screening device is arranged on an outlet part of the ball press machine; a second conveyer device is further arranged under the screening device and is used for conveying unformed objects screened through the screening device to the inlet end of the first conveyer device; and a third conveyer device is further arranged on an outlet part of the screening device, and is used for conveying formed dedusting ash balls to a combustion device. The phenomenon that the dedusting ash is spontaneously flammable in air during a transportation process is avoided, the problem of difficulty in transportation due to severe dust is solved, the resource utilization of solid waste can be realized, noxious substances in the dedusting ash is thoroughly treated, and the ball-pressing forming rate is improved.
Description
Technical field
The present invention relates to technical field of calcium carbide production, more particularly to a kind of dedusting ash treatment system and its processing method.
Background technology
Calcium carbide precipitator dust is the solid slag produced in carbide production process, and main component is charcoal (20～25%) and oxygen
Change calcium (50～60%).The particle of calcium carbide precipitator dust is very tiny, with very strong mobility, be difficult to store up with roping, be also easy to produce
Dust pollution environment, the easy spontaneous combustion of chance air.The process of calcium carbide precipitator dust is a great problem of current calcium carbide production industry, Synthetic
Reason is more difficult, easily causes environmental pollution.
Calcium carbide precipitator dust decentralization is very high, granularity very little, and particle footpath is micron order, mostly below 200 μm, the ratio of particle
Surface area is big；Microstructure is than more loose, and unit weight is light (about 0.3t/m3).Calcium carbide production is currently the basis of China's Coal Chemical Industry
Industry, accounts for more than 60% (the actual calcium carbide yield of China in 2015 is 26,300,000 tons) of Gross World Product, produces calcium carbide per ton
The dedusting ash of 80～90kg will be produced, therefore, the process of calcium carbide precipitator dust and recycling will be the cardinal tasks of the industry,
This is also a great problem of industry, while also having to comply with the requirement of environmental protection policy, benefit future generations offspring.
Filled using roping more than the processing method of calcium carbide precipitator dust at present, this processing method nuisance is thoroughly located
Reason；Or pneumatic conveying (N2 does carrier) calcination processing, but the operating cost of this scheme is higher, easily causes secondary pollution, enterprise
Industry is difficult to ensure that bringing normally into operation.
The content of the invention
(1) technical problem to be solved
The technical problem to be solved in the present invention is to solve dedusting ash in prior art to process halfway problem.
(2) technical scheme
In order to solve above-mentioned technical problem, the invention provides a kind of dedusting ash treatment system, including sealing transport vehicle, the
One conveying device, ash silo, ball press and screening plant, the sealing transport vehicle is used to for dedusting ash to be transported to the first conveying dress
The entrance point put, the ash silo is located at the port of export of first conveying device, outlet of the ball press located at the ash silo
Place, the screening plant is additionally provided with the second conveying device located at the exit of the ball press below the screening plant, use
In the unformed thing for sifting out the screening plant it is delivered to the entrance point of first conveying device, the screening plant goes out
The 3rd conveying device is additionally provided with mouthful, for shaping dedusting ash ball to be delivered to into burner.
According to the present invention, the screening plant using the chute sieve being obliquely installed, the lower end of the chute sieve and described the
Three conveying devices connect.
According to the present invention, the lower section of the chute sieve is provided with weighing component, for weighing the weight of unformed thing.
According to the present invention, the exit of the ash silo is provided with unloading valve.
According to the present invention, first conveying device adopts bucket elevator.
According to the present invention, second conveying device adopts drag conveyor.
According to the present invention, first conveying device, ash silo, ball press and screening plant are arranged in dust-proof shed.
Present invention also offers a kind of processing method of above-mentioned dedusting ash treatment system, comprises the following steps：
Dedusting ash is transported to the first conveying device by S1, sealing transport vehicle；
S2, ash silo is delivered to by the first conveying device by dedusting ash；
S3, the dedusting ash controlled in ash silo is delivered to ball press by setting charging rate；
S4, by dropping down onto screening plant after ball press pressure ball molding；
S5, by the unformed thing that screening plant is filtered out the first conveying device is delivered to, and shaping ball warp the 3rd is conveyed
Device is delivered to burner.
According to the present invention, the setting charging rate is less than 5t/h.
According to the present invention, also including step：S6, after dedusting ash is all delivered to ball press in ash silo, weighs screening dress
The unformed thing for filtering out is put, if the weight of unformed thing is less than 10% stopping second of sealing transport vehicle transport dedusting ash total amount
Conveying device, otherwise, the second conveying device is continued to run with.
(3) beneficial effect
The above-mentioned technical proposal of the present invention has the advantage that compared with prior art：Dedusting provided in an embodiment of the present invention
Ash treatment system carries out transport and avoids the dedusting ash chance air spontaneous combustion during roping using sealing transport vehicle, by dedusting ash Jing
Cross the first conveying device and ash silo is delivered to ball press by dedusting ash pressure ball molding, increase the density of dedusting ash, solve to raise
A difficult problem for the very much not easy roping of dirt, can store up, by the boiler calcined place of dedusting ash Jing after pressure ball molding together with boiler fired coal etc.
Reason, on the one hand can realize the recycling of solid waste, on the other hand thoroughly be processed the nuisance in dedusting ash.It is logical
Cross the screening plant for arranging and the part that ball press fails to be molded is once again entrained into into the process of row pressure ball, improve pressure ball molding rate.
Description of the drawings
Fig. 1 is the structural representation of dedusting ash treatment system provided in an embodiment of the present invention；
Fig. 2 is the process chart of dedusting ash treatment system provided in an embodiment of the present invention.
In figure：1：Sealing transport vehicle；2：First conveying device；3：Ash silo；4：Ball press；5：Screening plant.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
As depicted in figs. 1 and 2, dedusting ash treatment system provided in an embodiment of the present invention, including sealing transport vehicle 1, first
Conveying device 2, ash silo 3, ball press 4 and screening plant 5, sealing transport vehicle 1 is used to for dedusting ash to be transported to the first conveying dress
2 entrance point is put, located at the port of export of the first conveying device 2, ball press 4 is located at the exit of ash silo 3, screening plant 5 for ash silo 3
Located at the exit of ball press 4, the lower section of screening plant 5 is additionally provided with the second conveying device, for screening plant 5 to be sifted out not
Article shaped is delivered to the entrance point of the first conveying device 2, and the exit of screening plant 5 is additionally provided with the 3rd conveying device, for inciting somebody to action
Shaping dedusting ash ball is delivered to burner.Dedusting ash treatment system provided in an embodiment of the present invention is entered using sealing transport vehicle 1
Row transport avoids the dedusting ash during roping and meets air spontaneous combustion, and dedusting ash is defeated through the first conveying device 2 and ash silo 3
Ball press 4 is delivered to by dedusting ash pressure ball molding, the density of dedusting ash is increased (more than 1.1t/m3), solve airborne dust very much not easy-to-draw
A difficult problem for fortune, can store up together with boiler fired coal etc., and on the one hand the boiler calcined process of dedusting ash Jing after pressure ball molding may be used
To realize the recycling of solid waste, on the other hand the nuisance in dedusting ash is thoroughly processed.By the sieve for arranging
The part that ball press 4 fails to be molded is once again entrained into the process of row pressure ball by screening device 5, improves pressure ball molding rate.
Further, screening plant 5 is using the chute sieve being obliquely installed in the present embodiment, and the lower end of chute sieve is defeated with the 3rd
Device is sent to connect.Specifically, the 3rd conveying device be able to can be played for belt conveyor, drag conveyor etc. in the present embodiment
The device of translocation.Chute sieve is the chute for having drilling on the base plate made of steel plate in the present embodiment, and the diameter of drilling is excellent
It is first 10mm, the diameter of drilling is selected according to the sphere diameter of required pressure ball molding.
Further, the lower section of chute sieve is provided with weighing component in the present embodiment, for weighing the weight of unformed thing.Root
It is said that the weight of the alleged unformed thing of heavy parts may determine that the one-shot forming rate of ball press 4, and when dedusting in ash silo 3
Grey to be all delivered to after ball press 4, weighing the weight of the unformed thing that screening plant 5 is filtered out can exactly control the dedusting
The dedusting ash shaping efficiency of ash treatment system.
Further, the exit of ash silo 3 is provided with unloading valve in the present embodiment.Unloading valve is set and is conducive to control by ash silo
The amount of 3 dedusting ash for entering ball press 4.
Further, the first conveying device 2 adopts bucket elevator in the present embodiment.Dedusting ash is lifted to certain height
Degree is easy to be conveyed into ball press 4.The second conveying device adopts drag conveyor in the present embodiment.
Further, the first conveying device 2, ash silo 3, ball press 4 and screening plant 5 are arranged at preventing in the present embodiment
In dirt canopy.That is the processing procedure of dedusting ash is completed in dust-proof shed, it is therefore prevented that the spontaneous combustion of dedusting ash in processing procedure, will not be right
Surrounding environment is polluted.
Present invention also offers a kind of processing method of above-mentioned dedusting ash treatment system, comprises the following steps：
Dedusting ash is transported to the first conveying device 2 by S1, sealing transport vehicle 1；
S2, ash silo 3 is delivered to by the first conveying device 2 by dedusting ash；
S3, the dedusting ash controlled in ash silo 3 is delivered to ball press 4 by setting charging rate；Specifically, set in the present embodiment
Charging rate is determined less than 5t/h；
S4, by dropping down onto screening plant 5 after the pressure ball molding of ball press 4；
S5, by the unformed thing that screening plant 5 is filtered out the first conveying device 2 is delivered to, and it is defeated to be molded ball warp the 3rd
Device is sent to be delivered to burner.
Specifically, step S6 is also included in the present embodiment, after dedusting ash is all delivered to ball press 4 in ash silo 3, is weighed
The unformed thing that screening plant 5 is filtered out, if the weight of unformed thing is less than the 10% of the sealing transport dedusting ash total amount of transport vehicle 1
Stop the second conveying device, otherwise, the second conveying device is continued to run with.Unformed thing is repeatedly transmitted back to into ball press 4 to be pressed
Ball forming, it is ensured that the dedusting ash ratio of briquetting more than 90% of the dedusting ash treatment system, improves ratio of briquetting.
The processing method of dedusting ash treatment system provided in an embodiment of the present invention has and above-mentioned dedusting ash treatment system
Identical technique effect, here is omitted.
Finally it should be noted that：Above example only to illustrate technical scheme, rather than a limitation；Although
The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of dedusting ash treatment system, it is characterised in that：Including sealing transport vehicle, the first conveying device, ash silo, ball press with
And screening plant, the sealing transport vehicle is used to that dedusting ash to be transported to the entrance point of the first conveying device, and the ash silo is located at
The port of export of first conveying device, located at the exit of the ash silo, the screening plant is located at described for the ball press
The exit of ball press, is additionally provided with the second conveying device below the screening plant, for sift out the screening plant
Unformed thing is delivered to the entrance point of first conveying device, and the exit of the screening plant is additionally provided with the 3rd conveying dress
Put, for shaping dedusting ash ball to be delivered to into burner.
2. dedusting ash treatment system according to claim 1, it is characterised in that：The screening plant adopts what is be obliquely installed
Chute is sieved, and the lower end of the chute sieve is connected with the 3rd conveying device.
3. dedusting ash treatment system according to claim 2, it is characterised in that：The lower section of the chute sieve is provided with weighing sections
Part, for weighing the weight of unformed thing.
4. dedusting ash treatment system according to claim 1, it is characterised in that：The exit of the ash silo is provided with unloads ash
Valve.
5. dedusting ash treatment system according to claim 1, it is characterised in that：First conveying device is carried using bucket type
The machine of liter.
6. dedusting ash treatment system according to claim 1, it is characterised in that：Second conveying device is defeated using scraper plate
Send machine.
7. dedusting ash treatment system according to claim 1, it is characterised in that：First conveying device, ash silo, pressure ball
Machine and screening plant are arranged in dust-proof shed.
8. a kind of processing method of the dedusting ash treatment system as described in any one of claim 1-7, it is characterised in that include with
Lower step：
Dedusting ash is transported to the first conveying device by S1, sealing transport vehicle；
S2, ash silo is delivered to by the first conveying device by dedusting ash；
S3, the dedusting ash controlled in ash silo is delivered to ball press by setting charging rate；
S4, by dropping down onto screening plant after ball press pressure ball molding；
S5, by the unformed thing that screening plant is filtered out the first conveying device is delivered to, and will the shaping conveying device of ball warp the 3rd
It is delivered to burner.
9. the processing method of dedusting ash treatment system according to claim 8, it is characterised in that：The setting charging rate
Less than 5t/h.
10. the processing method of dedusting ash treatment system according to claim 8, it is characterised in that also including step：S6,
After dedusting ash is all delivered to ball press in ash silo, the unformed thing that screening plant is filtered out is weighed, if the weight of unformed thing
Less than 10% the second conveying device of stopping of sealing transport vehicle transport dedusting ash total amount, otherwise, the second conveying device continues to transport amount
OK.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611039834.9A CN106594753B (en) | 2016-11-11 | 2016-11-11 | A kind of dedusting ash treatment system and its processing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611039834.9A CN106594753B (en) | 2016-11-11 | 2016-11-11 | A kind of dedusting ash treatment system and its processing method |
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| Publication Number | Publication Date |
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| CN106594753A true CN106594753A (en) | 2017-04-26 |
| CN106594753B CN106594753B (en) | 2018-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109265102A (en) * | 2018-09-30 | 2019-01-25 | 合肥仁创铸造材料有限公司 | A kind of casting dedusting ash method for innocent treatment |
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| CN204214273U (en) * | 2014-10-09 | 2015-03-18 | 青海宜化化工有限责任公司 | A kind of lime proportioning station for calcium carbide process PVC production technology |
| CN105542897A (en) * | 2015-12-10 | 2016-05-04 | 内蒙古工业大学 | RDF prepared from dust in calcium carbide furnace, coal slime and sludge and preparation method thereof |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2004123519A (en) * | 2004-07-26 | 2006-01-27 | Ооо "Гипрохим-Технолог" (Ru) | METHOD FOR PRODUCING CALCIUM CARBIDE |
| CN101525686A (en) * | 2008-03-06 | 2009-09-09 | 四川龙蟒集团有限责任公司 | Method for manufacturing high strength green ball block by coal-based direct reduction and device therefor |
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| CN202146755U (en) * | 2011-07-08 | 2012-02-22 | 攀钢集团有限公司 | Returning material recovery system for ball pressing process |
| CN102559223A (en) * | 2012-01-29 | 2012-07-11 | 辽宁环宇环保技术有限公司 | Small-particle oil shale balling device and balling process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109265102A (en) * | 2018-09-30 | 2019-01-25 | 合肥仁创铸造材料有限公司 | A kind of casting dedusting ash method for innocent treatment |
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| CN106594753B (en) | 2018-12-04 |
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Effective date of registration: 20190701 Address after: 016064 Qipanjing Industrial Park, Etok Banner, Ordos City, Inner Mongolia Autonomous Region, 2 km west of Power Metallurgy Co., Ltd. Patentee after: Ordos Tongyuan Chemical Co., Ltd. Address before: 016064 Industrial Zone, chessan Town, erto Ke banner, Ordos City, the Inner Mongolia Autonomous Region Patentee before: Inner Mongolia Erdos Power Metallurgy Group Limited by Share Ltd |