CN202660564U - Device for incinerating high concentration salt-contained waste liquid - Google Patents

Device for incinerating high concentration salt-contained waste liquid Download PDF

Info

Publication number
CN202660564U
CN202660564U CN 201220332847 CN201220332847U CN202660564U CN 202660564 U CN202660564 U CN 202660564U CN 201220332847 CN201220332847 CN 201220332847 CN 201220332847 U CN201220332847 U CN 201220332847U CN 202660564 U CN202660564 U CN 202660564U
Authority
CN
China
Prior art keywords
incinerator
waste liquid
waste
water
heat recovery
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.)
Expired - Fee Related
Application number
CN 201220332847
Other languages
Chinese (zh)
Inventor
季栋梁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI HEZILONG ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
Original Assignee
SHANGHAI HEZILONG ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHANGHAI HEZILONG ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd filed Critical SHANGHAI HEZILONG ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
Priority to CN 201220332847 priority Critical patent/CN202660564U/en
Application granted granted Critical
Publication of CN202660564U publication Critical patent/CN202660564U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The patent discloses a device for incinerating high concentration salt-contained waste liquid, relates to the technical field of waste liquid treatment equipment, and aims to solve the problems that the safe operation of existing waste liquid treatment equipment is influenced because the blow-off device cannot thoroughly clean inorganic salt powders adhered on the inner wall of the equipment. The device comprises an incineration furnace, a waste heat recovery device, a tail gas purification device and an induced draft fan which are sequentially connected; the input port of the incineration furnace is connected with a main separation chamber for separating the inorganic salt; and the main separation chamber is communicated with a high temperature flue gas input pipe and a waste liquid input pipe. The device disclosed by the utility model is especially suitable for the purification treatment of the high concentration salt-contained waste liquid.

Description

A kind of high concentration salt bearing liquid wastes incinerator
Technical field
The utility model relates to the waste liquor treatment equipment technical field, relates in particular to a kind of high concentration salt bearing liquid wastes incinerator.
Background technology
Along with industrial expansion, the high-concentration hardly-degradable organic liquid waste of the industries such as pharmacy, chemical industry discharging is increasing, just will cause severe contamination to environment as not processing discharging.This component of effluent is normally: the salt of saturation state, partial organic substances, all the other are water.Although adopt traditional treatment technology can effectively remove the pollutants such as COD in the waste liquid, N, P, in processing procedure, to consume the more energy and resource, be actually " with the energy energy dissipating ", in addition, also can produce a large amount of excess sludges.As seen, this method for treating waste liquid is length consuming time, weak effect not only, and the operational management of equipment is also comparatively complicated.
In recent years, adopt burning method to dispose waste liquid and more and more receive people's concern, it is that the waste liquid that will contain high-enriched organics at high temperature carries out oxidation Decomposition, makes organic matter be converted into the innocuous substances such as water, carbon dioxide.This method for treating waste liquid both can reduce processing cost, also can be recycled by the heat that organic liquid waste itself is contained, reached the purpose of comprehensive utilization of waste materials.
Application number 201110094690.8, application publication number CN 102168857A, the Chinese invention patent name is called in the high concentration salt bearing organic waste liquid incinerator, incinerator comprises incinerator, waste heat boiler and air-introduced machine, incinerator comprises horizontal chamber furnace (oven) and vertical heater successively, wherein, the burner of horizontal chamber furnace (oven) is respectively equipped with waste-liquor burner, axial burner and tangential-firing burner.Its technical process is that high-temperature hot air is guided to Waste liquid atomization burner, axial neat gas burner and tangential neat gas burner, guarantees that high concentrated organic waste liquid is efficient, burn steadily; Be provided with steam blowing equipment in the air preheater, the cyclone separator that the inorganic salts dust that is deposited in the pipe is delivered to is thereafter got rid of, desulfurizing tower adopts alkali-sulfuric acid, sulfur dioxide reaction system, and the flue gas after the purification passes through the chimney qualified discharge through air-introduced machine.There is following defective in this incinerator:
One, the atomizing waste liquid is in the process of the burner of flowing through successively, incinerator and waste heat boiler, and the inorganic salts powder of separating out can be attached on furnace wall, the walling of flue, and its weight constantly increases, and the load on the carrying steel construction is constantly increased, and the bore of flue diminishes gradually; Particularly serious is that inorganic salts are attached on the waste heat boiler heating surface, can make heat transfer deterioration, affect the safe operation of equipment.
Two, steam blowing equipment is arranged on the back of waste heat boiler, can regularly remove the inorganic salts powder that adheres in the waste heat boiler, but when the carbonate hardness that adheres to is larger, only depends on the purging of air but to be difficult to thorough cleaning; In addition, place the neat gas burner of waste heat boiler front portion and the salt powder in the incinerator then can't utilize this blow device to clear up, can only be to the periodic replacement of incrustation parts, equipment maintenance cost is larger.
The utility model content
In existing waste liquor treatment equipment, blow device can not thoroughly be removed the inorganic salts powder that equipment inner wall adheres to, affect the problem of equipment safety operation, the purpose of this utility model provides a kind of high concentration salt bearing liquid wastes incinerator that can reduce to greatest extent equipment inner wall inorganic salts adhesion amount.
The technical scheme that its technical problem that solves the utility model adopts is: it comprises incinerator, waste-heat recovery device, exhaust gas cleaner and the air-introduced machine that connects successively, the place, input port of described incinerator is connected with a main separation chamber for separating of inorganic salts, and described main separation chamber is communicated with high-temperature flue gas input pipe and waste liquid input pipe.
Be provided with for the gas-solid separating device that inorganic salts is carried out secondary separation between described main separation chamber and the described incinerator.
Be provided with an expansion chamber for separating of dust and inorganic salts between described incinerator and the described waste-heat recovery device.
Described incinerator comprises main combustion chamber and the burning chamber that connects successively by the flow of flue gas direction.
Further, it also comprises water ejector, exhaust gas cleaner and circulating water pool, described circulating water pool is made of water purifying tank and the collecting-tank that series connection arranges, the input of described water ejector is communicated with described waste-heat recovery device and described water purifying tank, the output of described water ejector is communicated with described exhaust gas cleaner lower sidewall, the shower on described exhaust gas cleaner top is communicated with described water purifying tank, and described exhaust gas cleaner bottom is communicated with described collecting-tank.
Described water ejector is the venturi water ejector.
Described waste-heat recovery device is formed by connecting by waste heat boiler, economizer and air preheater successively by the flue gas circulating direction.
The effect of this patent is:
One, incinerator for waste liquid of the present utility model is provided with main separation chamber before incinerator, high-temperature flue gas carries out heat exchange with the atomizing waste liquid in main separation chamber, so that waste liquid separates inorganic salts with water, organic matter, greatly reduced adhering to and depositing of inorganic salts powder on the equipment inner wall at the place, source before high temperature incineration.
Two, be provided with waste heat boiler, economizer and air preheater in the waste-heat recovery device of the utility model incinerator, not only auxiliary fuel has been carried out repeatedly recycling, and the heat that the organic compound combustion in the waste liquid is produced also reclaims, the steam that produces for the production of, greatly reduce treatment cost of waste liquor.
Three, the tail gas clean-up of the utility model incinerator partly adopts the combination of venturi water ejector, exhaust gas cleaner and circulating water pool, pH value by controlled circulation water, can high-effective dust-removing, can effectively absorb sour gas again, make tail gas reach discharging standards.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples;
The structural representation of the incinerator for waste liquid of the present utility model that Fig. 1 is;
The number in the figure explanation:
1-waste liquid pool 2-waste liquid delivery pump
The 4-of 3-master separation chamber gas-solid separating device
5-main combustion chamber 6-burning chamber
7-expansion chamber 8-waste-heat recovery device
9-water ejector 10-exhaust gas cleaner
11-circulating water pool 12-air-introduced machine
13-chimney 11a-water purifying tank one
11b-collecting-tank 11c-water purifying tank two
The specific embodiment
Below will by cited embodiment by reference to the accompanying drawings, describe technology contents of the present utility model and feature in detail.For sake of convenience, hereinafter described " on ", D score is consistent with the upper and lower direction of accompanying drawing, but this can not become the restriction of technical solutions of the utility model.
In conjunction with Fig. 1 a kind of high concentration salt bearing liquid wastes incinerator of the present utility model is described, it comprises waste liquid pool 1, main separation chamber 3, gas-solid separating device 4, incinerator, expansion chamber 7, waste-heat recovery device 8, exhaust gas cleaner 10, air-introduced machine 12 and the chimney 13 that sets gradually by the high-temperature flue gas flow direction.Waste liquid pool 1 is provided with waste liquid delivery pump 2 with the pipeline that main separation chamber 3 is connected, be used for extracting waste liquid out the rear inner chamber that is sprayed into main separation chamber 3 by injector from waste liquid pool 1, simultaneously, the high-temperature flue gas that utilizes the auxiliary fuel burning to produce also is transported in the main separation chamber 3 and with Waste liquid atomization, spray water in the waste liquid absorbs heat rapidly and flashes to steam, organic matter is rapidly volatilization also, and the mist after the gasification is sent in the incinerator and burns.Inorganic salts then can be separated out becomes crystalline particle, and solid particulate matter is deposited to the bottom of main separation chamber 3 downwards under the acting in conjunction of smoke gas flow and gravity, by mechanical device it is discharged again.High-temperature flue gas with the heat transferred waste liquid after, its temperature also descends rapidly, it enters gas-solid separating device 4 after deriving from main separation chamber 3, and the trickle salt grain in the flue gas is further separated.
Incinerator is comprised of the main combustion chamber 5 that is connected and burning chamber 6, adopts the mode of main combustion chamber 5 and burning chamber's 6 series connection to make the organic matter in the flue gas have time enough to decompose.At the expansion chamber 7 of burning chamber's 6 rear settings, for separating of dust and the inorganic salts of distillation that condense, prevent exhaust-heating boiler flue header knot ash, salt crust in the back waste-heat recovery device 8.Waste-heat recovery device 8 is that waste heat boiler, economizer and air preheater are connected in sequence by the flow of flue gas direction.Wherein, waste heat boiler adopts high-performance heat transfer components.The flue gas Rapid Flow is crossed exhaust-heating boiler flue header, and its liquid form in smoke pipe is turbulent flow, and not only heat transfer coefficient is high, and is difficult for knot ash, salt crust.The waste heat boiler exhaust gas temperature is controlled at below 300 ℃.To drop to time of 300 ℃ from the incinerator fire box temperature very short because of flue gas, effectively suppresses the regeneration of bioxin.
It is spray column that the tail gas clean-up of this incinerator for waste liquid partly adopts water ejector 9, exhaust gas cleaner 10() and the combination setting of circulating water pool 11, circulating water pool 11 is made of water purifying tank one 11a, collecting-tank 11b and water purifying tank two 11c that series connection arranges.The input of water ejector 9 is communicated with waste-heat recovery device 8 and water purifying tank one 11a, and the output of water ejector 9 is communicated with exhaust gas cleaner 10 lower sidewall.Alkaline water among water purifying tank one 11a is extracted out laggardly to enter in the water ejector 9 in order to dedusting, absorb the sour gas in the flue gas by water pump, and the flue gas after the purification enters exhaust gas cleaner 10 inner chambers, and reacted liquid then flows into exhaust gas cleaner 10 bottoms; The shower on exhaust gas cleaner 10 tops communicates with water purifying tank two 11c, sprayed in tower with the sour gas in the further purifying smoke with the extraction of the alkaline water among water purifying tank two 11c and by shower by water pump, dust in the liquid entrainment flue gas behind the spray flows into exhaust gas cleaner 10 bottoms, import among the collecting-tank 11b through pipeline, the flue gas behind double purification is then extracted out by air-introduced machine 12 and is entered atmosphere by chimney 13.Wherein, water ejector 9 is preferably the venturi water ejector.The tail gas clean-up of this device is the pH value by controlled circulation water partly, can high-effective dust-removing, can effectively absorb sour gas again, and make tail gas reach discharging standards.
The course of work of above-mentioned high concentration salt bearing liquid wastes incinerator:
A, separating inorganic salts: start waste liquid delivery pump 2 salt bearing liquid wastes is sprayed in the main separation chamber 3 by extraction in the waste liquid pool 1 and by nozzle, simultaneously, utilizing the auxiliary fuel burning to produce high-temperature flue gas also is transported in the main separation chamber 3 and with Waste liquid atomization, spray water in the waste liquid absorbs heat rapidly and flashes to steam, and organic matter is rapidly volatilization also.Mist after the gasification is sent in the incinerator burner hearth and burns.Inorganic salts then can be separated out to be become crystalline particle and under the acting in conjunction of smoke gas flow and gravity, is deposited to the bottom of main separation chamber 3 downwards, by mechanical device it is discharged again; High-temperature flue gas with the heat transferred waste liquid after, its temperature also descends rapidly.Flue gas enters gas-solid separating device 4 after deriving from main separation chamber 3, and the trickle salt grain in the flue gas is further separated.
By regulating flue-gas temperature, flow and waste liquid amount, the temperature of main separation chamber 3 can be controlled at (≤200 ℃) in the required temperature range.Because of different salt, its fusing point is different, therefore the temperature of main separation chamber 3 is to assign to determine according to the one-tenth of institute's saliferous in the waste liquid.The high-temperature flue gas source is the secondary utilization of heat energy for the flue gas that solid waste burning produces.
B, high temperature incineration: under the effect of auxiliary fuel, temperature in main combustion chamber 5 and the burning chamber 6 is controlled in the 800-1200 ℃ of scope, and keep the burning time more than 3s, make the organic matter in the flue gas have time enough to decompose, organic matter in the waste liquid and nuisance thoroughly can be resolved into little molecule innocuous substance, thereby reach the purpose of sewage disposal.
The again separation of c, salt: expansion chamber 7 is set before waste-heat recovery device 8, is used for the salt of molten condition and the salt of distillation are condensed, reduce the content of salt in the flue gas as far as possible.
D, waste heat recovery: the temperature of flue gas is at 800~1200 ℃, contain a large amount of heat energy, must reclaim to reduce the cost of sewage disposal, waste heat boiler in the waste-heat recovery device 8 adopts high-performance heat transfer components, the flue gas Rapid Flow is crossed exhaust-heating boiler flue header, the liquid form of flue gas in smoke pipe is turbulent flow, and not only heat transfer coefficient is high, and is difficult for knot ash, salt crust.The waste heat boiler exhaust gas temperature is controlled at below 300 ℃.To drop to time of 300 ℃ from the incinerator fire box temperature very short because of flue gas, effectively suppresses the regeneration of bioxin.
E, tail gas clean-up: tail gas clean-up adopts wet-treating, adopt the combination of water ejector 9, exhaust gas cleaner 10 and circulating water pool 11, alkaline water in the circulating water pool 11 is extracted out by water pump and is delivered in the shower of water ejector 9 and exhaust gas cleaner 10, sour gas in the flue gas is carried out secondary purification, pH value by controlled circulation water, can dedusting, can absorb sour gas again, make tail gas reach discharging standards, reacted waste liquid is then entered among the collecting-tank 11b of circulating water pool 11 by exhaust gas cleaner 10 bottoms.
Those skilled in the art will recognize that; the above-mentioned specific embodiment is exemplary; in order to make those skilled in the art can better understand this patent content; should not be understood as the restriction to this patent protection domain; change or modify so long as disclose spiritual any being equal to of doing according to this patent, all fall into this patent protection domain.

Claims (7)

1. high concentration salt bearing liquid wastes incinerator, comprise the incinerator, waste-heat recovery device, exhaust gas cleaner and the air-introduced machine that connect successively, it is characterized in that: the place, input port of described incinerator is connected with a main separation chamber for separating of inorganic salts, and described main separation chamber is communicated with high-temperature flue gas input pipe and waste liquid input pipe.
2. incinerator for waste liquid according to claim 1 is characterized in that: be provided with for the gas-solid separating device that inorganic salts is carried out secondary separation between described main separation chamber and the described incinerator.
3. incinerator for waste liquid according to claim 1 is characterized in that: be provided with an expansion chamber for separating of dust and inorganic salts between described incinerator and the described waste-heat recovery device.
4. according to claim 1 to the described incinerator for waste liquid of 3 arbitrary claims, it is characterized in that: described incinerator comprises main combustion chamber and the burning chamber that connects successively by the flow of flue gas direction.
5. according to claim 1 to the described incinerator for waste liquid of 3 arbitrary claims, it is characterized in that: it also comprises water ejector, exhaust gas cleaner and circulating water pool, described circulating water pool is made of water purifying tank and the collecting-tank that series connection arranges, the input of described water ejector is communicated with described waste-heat recovery device and described water purifying tank, the output of described water ejector is communicated with described exhaust gas cleaner lower sidewall, the shower on described exhaust gas cleaner top is communicated with described water purifying tank, and described exhaust gas cleaner bottom is communicated with described collecting-tank.
6. incinerator for waste liquid according to claim 5, it is characterized in that: described water ejector is the venturi water ejector.
7. waste-heat recovery device according to claim 1, it is characterized in that: described waste-heat recovery device is formed by connecting by waste heat boiler, economizer and air preheater successively by the flue gas circulating direction.
CN 201220332847 2012-07-10 2012-07-10 Device for incinerating high concentration salt-contained waste liquid Expired - Fee Related CN202660564U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220332847 CN202660564U (en) 2012-07-10 2012-07-10 Device for incinerating high concentration salt-contained waste liquid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220332847 CN202660564U (en) 2012-07-10 2012-07-10 Device for incinerating high concentration salt-contained waste liquid

Publications (1)

Publication Number Publication Date
CN202660564U true CN202660564U (en) 2013-01-09

Family

ID=47455470

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220332847 Expired - Fee Related CN202660564U (en) 2012-07-10 2012-07-10 Device for incinerating high concentration salt-contained waste liquid

Country Status (1)

Country Link
CN (1) CN202660564U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102889602A (en) * 2012-07-10 2013-01-23 上海禾子隆环保科技有限公司 High-concentration salt bearing liquid waste incinerator and high-concentration salt bearing liquid waste treatment method
CN103822216A (en) * 2014-03-18 2014-05-28 江苏星瑞化工工程科技有限公司 Incineration method for saliferous organic mixed effluent
CN104964289A (en) * 2015-06-05 2015-10-07 朱卫 Incineration method of organic mixed waste liquid containing salt
CN105423312A (en) * 2015-12-22 2016-03-23 清华大学 Method of treating coal chemical industry saliferous sewage based on combustion in furnace
CN106594759A (en) * 2016-12-13 2017-04-26 江苏帕斯玛环境科技有限公司 High-risk waste liquid treatment process
CN106839792A (en) * 2017-02-28 2017-06-13 李博 The flue gas processing device and method of a kind of rare earth stove

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102889602A (en) * 2012-07-10 2013-01-23 上海禾子隆环保科技有限公司 High-concentration salt bearing liquid waste incinerator and high-concentration salt bearing liquid waste treatment method
CN102889602B (en) * 2012-07-10 2015-07-15 上海禾子隆环保科技有限公司 High-concentration salt bearing liquid waste incinerator and high-concentration salt bearing liquid waste treatment method
CN103822216A (en) * 2014-03-18 2014-05-28 江苏星瑞化工工程科技有限公司 Incineration method for saliferous organic mixed effluent
CN104964289A (en) * 2015-06-05 2015-10-07 朱卫 Incineration method of organic mixed waste liquid containing salt
CN105423312A (en) * 2015-12-22 2016-03-23 清华大学 Method of treating coal chemical industry saliferous sewage based on combustion in furnace
CN105423312B (en) * 2015-12-22 2018-01-16 清华大学 A kind of method based on burning processing coal chemical industry saline sewage in stove
CN106594759A (en) * 2016-12-13 2017-04-26 江苏帕斯玛环境科技有限公司 High-risk waste liquid treatment process
CN106839792A (en) * 2017-02-28 2017-06-13 李博 The flue gas processing device and method of a kind of rare earth stove

Similar Documents

Publication Publication Date Title
CN202660564U (en) Device for incinerating high concentration salt-contained waste liquid
CN102997247B (en) System and method for incineration treatment of saliferous waste residue, saliferous waste water and stink waste gas
CN101825285B (en) Burning treatment method and device for organic waste water containing salt
CN102168857B (en) High-concentration saliferous organic waste liquid incinerator and incineration technique
CN102889602B (en) High-concentration salt bearing liquid waste incinerator and high-concentration salt bearing liquid waste treatment method
CN103822216A (en) Incineration method for saliferous organic mixed effluent
CN102644922B (en) Incineration treatment device for nitrogen-containing organic wastes and incineration treatment process
CN103017177A (en) Incineration disposal method for high-salinity wastewater
CN104976625B (en) A kind of processing system and processing method of the organic phosphorus waste liquid of high concentration
CN111609406A (en) Method for treating domestic garbage
CN203628675U (en) Spraying type sludge drying, incinerating and filtering device
CN205351332U (en) Burning furnace is burnt in domestic waste environmental protection
CN110513693B (en) Sludge incineration method
CN109945211B (en) Burning treatment method and system for semi-coke pyrolysis waste gas and waste liquid
CN204853508U (en) High enriched salt waste water, low -cost processing apparatus of waste residue of containing
CN201688420U (en) Salt-containing organic wastewater burning treatment device
CN202074532U (en) High concentration salt bearing organic waste liquid incinerator
CN203464289U (en) Burning processing device for salinity wastewater
CN206359475U (en) A kind of high-efficiency refuse pyrolysis and exhaust treatment system
CN211781103U (en) Incineration treatment system for treating multi-state high-salt-content dangerous waste
CN212961632U (en) High organic waste liquid who contains salt burns device
CN211232880U (en) High, low calorific value hazardous waste burns melting innocent treatment system in coordination
CN211204070U (en) High organic waste liquid incineration disposal system that contains salt
CN109772158B (en) Multistage cyclone preheating dangerous waste high-temperature melting furnace and tail gas purification system
CN112944354A (en) Incineration treatment system for treating multi-state high-salt-content dangerous waste

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130109

Termination date: 20180710