CN105889948A - Device for removing dioxin from flying garbage dust and treatment method of device - Google Patents
Device for removing dioxin from flying garbage dust and treatment method of device Download PDFInfo
- Publication number
- CN105889948A CN105889948A CN201610416968.1A CN201610416968A CN105889948A CN 105889948 A CN105889948 A CN 105889948A CN 201610416968 A CN201610416968 A CN 201610416968A CN 105889948 A CN105889948 A CN 105889948A
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- China
- Prior art keywords
- thermal decomposition
- decomposition furnace
- pipeline
- flying ash
- dust collector
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to a device for removing dioxin from flying garbage dust and a treatment method of the device. According to the device, the discharge hole of a cabin is communicated with a thermolysis furnace; the thermolysis furnace is communicated with a nitrogen compensating tank, so that the thermolysis furnace is in a sealed environment in the presence of the protective nitrogen gas; a cooling pipeline a with a water jacket is connected to the upper end of the thermolysis furnace; the cooling pipeline a is communicated with a cooling dust collector; a cooling pipeline b with a water jacket is communicated with the upper part of the cooling dust collector; the cooling pipeline b is communicated with a cloth belt cooling dust collector a; a conveying pipeline is communicated with the lower end of the thermolysis furnace; a feeding hole communicated with a spiral conveying cooler is communicated to the lower end of the conveying pipeline; the discharge hole in the spiral conveying cooler is communicated with a pipeline; the pipeline is communicated with a cloth belt cooling dust collector b. The device can be adopted by a user for harmless thermolysis treatment on garbage flying ash, and is large in treatment capacity, high in automation degree and energy-saving, so that an environment can be free of dust or pollution.
Description
Technical field:
The present invention relates to garbage flying ash processing equipment field, a kind of rubbish
Flying dust removes dioxin device and processing method thereof.
Background technology:
Flying dust is the residue of waste incineration, the carcinogen " two English " 90% that waste incineration produces
All in flying dust.The flying dust that uncured processes is dealt with improperly, the most substantial amounts of heavy metal and two
English can cause serious contamination accident, endangers residents ' health.The whole nation only has several cities
Carrying out incineration of refuse flyash process.On the one hand flying dust processing cost is the highest.On the other hand due to
Irregular marketing, supervises not in place, the problem that there is harmful competition, makes " flying dust " to be in " disorderly
Fly " state.Flying dust can not obtain safe disposal, will be environmentally hazardous very big hidden danger.
Summary of the invention:
In place of it is an object of the invention to for the deficiencies in the prior art, it is provided that a kind of garbage flying ash removes
Dioxin device, it is a further object of the present invention to provide one and utilizes garbage flying ash to remove dioxin dress
Put the method that garbage flying ash is processed, at the innoxious thermal decomposition of client's garbage flying ash
Reason, its disposal ability is big, and automaticity is high, and energy-conservation, environment is without dust, pollution-free.
The technology solution of the present invention is as follows:
A kind of garbage flying ash is except dioxin device, including feed bin, the discharging opening connection of described feed bin
Thermal decomposition furnace, and thermal decomposition furnace supplements tank with nitrogen and is connected, and is in nitrogen in making thermal decomposition furnace
In the sealed environment of gas shielded gas；The upper end of described thermal decomposition furnace connects band water jacket cooling tube
Road a, described band water jacket cooling pipe a are connected with cooling dust remover, described cooling dust remover
Top connects has band water jacket cooling pipe b, described band water jacket cooling pipe b to remove with cloth tape pulse
Dirt device a is connected；The lower end of described thermal decomposition furnace connects charging line, described charging line
Lower end be connected to the charging aperture of helical feed cooler, the discharge of described helical feed cooler
Mouth connects has pipeline a, pipeline a to be connected with strap pulse dust collector b；Described helical feed
The discharge gate of cooler connects pipeline b.
As preferably, described nitrogen supplement tank, cooling dust remover, strap pulse dust collector a and
Strap pulse dust collector b is arranged on mill floor by support respectively.
As preferably, described mill floor is provided with for artificial steel platform.
As preferably, described helical feed cooler includes motor, conveying auger and water tank, defeated
Sending auger pass water tank and be connected with tank seal, water tank connects inlet channel and return pipe
Road.
As preferably, described motor is linked together with conveying auger by shaft coupling.
Garbage flying ash is utilized to remove the method that garbage flying ash is processed by dioxin device, including such as
Lower step:
A, garbage flying ash powder is conveyed into feed bin；
B, nitrogen supplement tank and open, supplying nitrogen in thermal decomposition furnace, make in thermal decomposition furnace with
Nitrogen is as protective gas；
Raw material in c, feed bin quantitatively sends into thermal decomposition furnace, the garbage flying ash in thermal decomposition furnace
After powder and entrance thermal decomposition furnace, and dynamic Decomposition 1 hour at 300 DEG C～400 DEG C；
D, the tail gas band water jacket cooling pipe a entrance cooling dust remover decomposed through thermal decomposition furnace,
The powder decomposed through thermal decomposition furnace is conveyed into helical feed cooler through charging line；
E, tail gas after cooling dust remover are conveyed into strap by band water jacket cooling pipe b
Gathering dust in pulse dust collector a, tail gas is after strap pulse dust collector a and exhaust temperature
Discharge after less than 130 DEG C；
Powder is cooled down and carries by f, helical feed cooler, and the tail gas of generation passes through pipeline a
Entering strap pulse dust collector b to gather dust, powder is conveyed into discharge gate, and powder cool but after
After temperature is less than 80 DEG C, discharged and discharging by pipeline b.
As preferably, raw material quantitatively sends into the conveying capacity of thermal decomposition furnace, toward defeated in thermal decomposition furnace
Send the nitrogen amount of nitrogen, the exhaust temperature after strap pulse dust collector a, powder cool but after
Temperature and thermal decomposition time in temperature and thermal decomposition furnace are all automatically controlled by PLC.
As preferably, on described band water jacket cooling pipe a, on band water jacket cooling pipe b and pipe
Being separately installed with online oxygen content detector on road a, online oxygen content detector can be examined
Measuring pressure also can be reported to the police.
The beneficial effects of the present invention is:
The present invention is used for the innoxious thermal decomposition process of client's garbage flying ash, and garbage flying ash is through thermal decomposition
Stove can remove in flying dust except dioxin, Product Process is stable, reliable, and pressure-fired atmosphere is stable,
Heat time heating time is stable, and furnace temperature is stable；
The present invention uses continuous way working method, 24 hours every days can process 12 tons of garbage flying ash,
High yield, and energy-conservation, there is benefit with high investment.The present invention has modern kiln feature, machine
Automaticity is high, energy-conservation for electricity one, environment without dust, pollution-free, floor space is few.
Accompanying drawing illustrates:
The present invention is described further below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation that the present invention does not comprise steel platform；
Fig. 2 is the structural representation of the present invention.
In figure: I steel platform；1 feed bin；2 thermal decomposition furnaces；3 nitrogen supplement tank；4
Band water jacket cooling pipe a；5 cooling dust removers；6 band water jacket cooling pipe b；7 cloth
Tape pulse cleaner unit a；8 charging lines；9 helical feed coolers；10 pipeline a；
11 strap pulse dust collector b1；12 pipeline b；13 motors；14 conveying augers；15
Water tank；16 inlet channels；17 water return pipelines.
Detailed description of the invention:
Embodiment, is shown in accompanying drawing 1～2, and a kind of garbage flying ash is except dioxin device, including feed bin 1,
It is provided with for artificial steel platform I on described mill floor, feed bin band hand stock mouth,
In case initial stage detection quantitatively uses, feed bin is hopper construction.
The discharging opening of described feed bin connects thermal decomposition furnace 2, and thermal decomposition furnace supplements tank with nitrogen
3 are connected, and are in the sealed environment of nitrogen protective gas in making thermal decomposition furnace；Thermal decomposition furnace
Need during work to work under the nitrogen effect as protective gas, the burner hearth material of thermal decomposition furnace
For rustless steel, in burner hearth, dischargeable capacity is more than 0.8m3.Thermal decomposition furnace maximum operating temperature is
450 DEG C, the body of heater skin temperature of thermal decomposition furnace is less than 20 DEG C, safe and reliable during work.
The upper end of described thermal decomposition furnace connects band water jacket cooling pipe a4, described band jacket-cooled
But pipeline a is connected with cooling dust remover 5, and described cooling dust remover top connects band water jacket
Cooling pipe b6, described band water jacket cooling pipe b are connected with strap pulse dust collector a7.
The lower end of described thermal decomposition furnace connects charging line 8, and the lower end of described charging line is even
Then the charging aperture of helical feed cooler 9, the outlet of described helical feed cooler connects
Pipeline a10, pipeline a is had to be connected with strap pulse dust collector b11；Described helical feed is cold
But the discharge gate of device connects pipeline b12.
Described nitrogen supplements tank, cooling dust remover, strap pulse dust collector a and cloth tape pulse and removes
Dirt device b is arranged on mill floor by support respectively.
Described helical feed cooler includes motor 13, conveying auger 14 and water tank 15, motor
Being linked together with conveying auger by shaft coupling, conveying auger is through water tank and tank seal
Connecting, water tank is coated on water tank outside conveying auger, and water tank connects inlet channel 16
With water return pipeline 17, inlet channel is arranged on the left bottom of water tank, and water return pipeline is arranged on
The left and right sides top of water tank, inlet channel 16 and water return pipeline 17 respectively connected cooling water flow in pond,
The water in water tank can be made to flow by inlet channel 16 and water return pipeline 17, thus give conveying strand
Dust cooling in dragon.
Garbage flying ash is utilized to remove the method that garbage flying ash is processed by dioxin device, including such as
Lower step:
A, garbage flying ash powder is conveyed into bucket shape feed bin, is typically sent by conveyer device
Material, but feed bin band hand stock mouth, fed by steel platform, in case initial stage detection is quantitatively
Use.
B, nitrogen supplement tank and open, supplying nitrogen in thermal decomposition furnace, make in thermal decomposition furnace with
Nitrogen is as protective gas, and nitrogen consumption is 20m3/ h, it is ensured that normal reaction in thermal decomposition furnace,
Normally work in making thermal decomposition furnace.
Raw material in c, feed bin quantitatively sends into thermal decomposition furnace, the garbage flying ash in thermal decomposition furnace
After powder and entrance thermal decomposition furnace, and dynamic Decomposition 1 hour at 300 DEG C～400 DEG C.
D, the tail gas band water jacket cooling pipe a entrance cooling dust remover decomposed through thermal decomposition furnace,
The powder decomposed through thermal decomposition furnace is conveyed into helical feed cooler, such spiral through charging line
Conveying cooler also works in the environment of nitrogen protector.
E, tail gas after cooling dust remover are conveyed into strap by band water jacket cooling pipe b
Gathering dust in pulse dust collector a, tail gas is after strap pulse dust collector a and exhaust temperature
Discharge after less than 130 DEG C.
Powder is cooled down and carries by f, helical feed cooler, and cooling is intake by inlet channel,
By water return pipeline backwater, water consumption is 10 tons per hour, and water can be recycled, it is simple to
Cooling, the tail gas of generation enters strap pulse dust collector b by pipeline a and gathers dust, powder
Be conveyed into discharge gate, and powder cool but after temperature less than 80 DEG C after, discharged also by pipeline b
Discharging.
Raw material quantitatively sends into the conveying capacity of thermal decomposition furnace, toward the nitrogen of supplying nitrogen in thermal decomposition furnace
Tolerance, the exhaust temperature after strap pulse dust collector a, powder cool but after temperature and heat point
Solve the temperature in stove and thermal decomposition time is all automatically controlled by PLC, be not required to manual operation, automatically
Change degree is high.
Distinguish on described band water jacket cooling pipe a, on band water jacket cooling pipe b and on pipeline a
Being provided with online oxygen content detector, online oxygen content detector can detect pressure energy
Enough warnings, can be easy to people when pressure is beyond the numerical value set by warning and carry out judging and examining
Repair, it is ensured that whole equipment is properly functioning.
Above-described embodiment is the specific descriptions carrying out the present invention, simply the present invention is entered one
Step explanation, it is impossible to be interpreted as limiting the scope of the present invention, those skilled in the art's root
Make some nonessential improvement according to the content of foregoing invention and adjustment each falls within the guarantor of the present invention
Within the scope of protecting.
Claims (8)
1. garbage flying ash removes a dioxin device, including feed bin, it is characterised in that: described
The discharging opening of feed bin connects thermal decomposition furnace, and thermal decomposition furnace supplements tank with nitrogen and is connected, and makes
It is in thermal decomposition furnace in the sealed environment of nitrogen protective gas；The upper end of described thermal decomposition furnace is even
It is connected to band water jacket cooling pipe a, described band water jacket cooling pipe a be connected with cooling dust remover,
Described cooling dust remover top connects band water jacket cooling pipe b, described band water jacket cooling pipe
B is connected with strap pulse dust collector a；The lower end of described thermal decomposition furnace connects charging line,
The lower end of described charging line is connected to the charging aperture of helical feed cooler, described helical feed
The outlet of cooler connects has pipeline a, pipeline a to be connected with strap pulse dust collector b；
The discharge gate of described helical feed cooler connects pipeline b.
A kind of garbage flying ash the most according to claim 1 is except dioxin device, its feature
It is: described nitrogen supplements tank, cooling dust remover, strap pulse dust collector a and cloth tape pulse
Cleaner unit b is arranged on mill floor by support respectively.
A kind of garbage flying ash the most according to claim 1 is except dioxin device, its feature
It is: be provided with on described mill floor for artificial steel platform.
A kind of garbage flying ash the most according to claim 1 is except dioxin device, its feature
It is: described helical feed cooler includes motor, conveying auger and water tank, and conveying auger is worn
Crossing water tank and be connected with tank seal, water tank connects inlet channel and water return pipeline.
A kind of garbage flying ash the most according to claim 4 is except dioxin device, its feature
It is: described motor is linked together with conveying auger by shaft coupling.
Garbage flying ash is utilized to remove dioxin device to garbage flying ash the most as claimed in claim 1
The method carrying out processing, it is characterised in that: comprise the steps:
A, garbage flying ash powder is conveyed into feed bin；
B, nitrogen supplement tank and open, supplying nitrogen in thermal decomposition furnace, make in thermal decomposition furnace with
Nitrogen is as protective gas；
Raw material in c, feed bin quantitatively sends into thermal decomposition furnace, the garbage flying ash in thermal decomposition furnace
After powder and entrance thermal decomposition furnace, and dynamic Decomposition 1 hour at 300 DEG C～400 DEG C；
D, the tail gas band water jacket cooling pipe a entrance cooling dust remover decomposed through thermal decomposition furnace,
The powder decomposed through thermal decomposition furnace is conveyed into helical feed cooler through charging line；
E, tail gas after cooling dust remover are conveyed into strap by band water jacket cooling pipe b
Gathering dust in pulse dust collector a, tail gas is after strap pulse dust collector a and exhaust temperature
Discharge after less than 130 DEG C；
Powder is cooled down and carries by f, helical feed cooler, and the tail gas of generation passes through pipeline a
Entering strap pulse dust collector b to gather dust, powder is conveyed into discharge gate, and powder cool but after
After temperature is less than 80 DEG C, discharged and discharging by pipeline b.
The most according to claim 6 utilize garbage flying ash to remove dioxin device rubbish is flown
The method that ash carries out processing, it is characterised in that: raw material quantitatively send into thermal decomposition furnace conveying capacity,
The nitrogen amount of supplying nitrogen, tail gas temperature after strap pulse dust collector a in thermal decomposition furnace
Degree, powder cool but after temperature and temperature in thermal decomposition furnace and thermal decomposition time all by PLC
Automatically control.
The most according to claim 6 utilize garbage flying ash to remove dioxin device rubbish is flown
The method that ash carries out processing, it is characterised in that: on described band water jacket cooling pipe a, band water jacket
On cooling pipe b and being separately installed with online oxygen content detector on pipeline a, online oxygen contains
Amount detecting device can detect pressure and can report to the police.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610416968.1A CN105889948A (en) | 2016-06-14 | 2016-06-14 | Device for removing dioxin from flying garbage dust and treatment method of device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610416968.1A CN105889948A (en) | 2016-06-14 | 2016-06-14 | Device for removing dioxin from flying garbage dust and treatment method of device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105889948A true CN105889948A (en) | 2016-08-24 |
Family
ID=56730467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610416968.1A Pending CN105889948A (en) | 2016-06-14 | 2016-06-14 | Device for removing dioxin from flying garbage dust and treatment method of device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105889948A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106391663A (en) * | 2016-11-03 | 2017-02-15 | 湖州森诺环境科技有限公司 | Flying ash harmless treatment resource recycling utilization device and treatment method |
| CN111121050A (en) * | 2019-11-29 | 2020-05-08 | 湖州森诺环境科技有限公司 | Garbage fly ash dioxin removal system and treatment method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11188330A (en) * | 1997-12-26 | 1999-07-13 | Ngk Insulators Ltd | Fly ash treatment in waste treatment installation |
| JP2001179212A (en) * | 1999-12-28 | 2001-07-03 | Hitachi Zosen Corp | Thermal decomposition device for dioxin in ash |
| JP2003285019A (en) * | 2002-03-27 | 2003-10-07 | Mitsui Eng & Shipbuild Co Ltd | Operation control method for ash heating and dechlorination apparatus and operation control device |
| CN103143547A (en) * | 2013-02-07 | 2013-06-12 | 中国恩菲工程技术有限公司 | Incineration fly ash processing method |
| CN205808433U (en) * | 2016-07-27 | 2016-12-14 | 河北秦汉电子科技有限公司 | A kind of electromagnetic valve work condition checkout gear |
-
2016
- 2016-06-14 CN CN201610416968.1A patent/CN105889948A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11188330A (en) * | 1997-12-26 | 1999-07-13 | Ngk Insulators Ltd | Fly ash treatment in waste treatment installation |
| JP2001179212A (en) * | 1999-12-28 | 2001-07-03 | Hitachi Zosen Corp | Thermal decomposition device for dioxin in ash |
| JP2003285019A (en) * | 2002-03-27 | 2003-10-07 | Mitsui Eng & Shipbuild Co Ltd | Operation control method for ash heating and dechlorination apparatus and operation control device |
| CN103143547A (en) * | 2013-02-07 | 2013-06-12 | 中国恩菲工程技术有限公司 | Incineration fly ash processing method |
| CN205808433U (en) * | 2016-07-27 | 2016-12-14 | 河北秦汉电子科技有限公司 | A kind of electromagnetic valve work condition checkout gear |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106391663A (en) * | 2016-11-03 | 2017-02-15 | 湖州森诺环境科技有限公司 | Flying ash harmless treatment resource recycling utilization device and treatment method |
| CN111121050A (en) * | 2019-11-29 | 2020-05-08 | 湖州森诺环境科技有限公司 | Garbage fly ash dioxin removal system and treatment method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160824 |