CN2738912Y - Apparatus for treating mercury residual - Google Patents

Apparatus for treating mercury residual Download PDF

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Publication number
CN2738912Y
CN2738912Y CN 200420082423 CN200420082423U CN2738912Y CN 2738912 Y CN2738912 Y CN 2738912Y CN 200420082423 CN200420082423 CN 200420082423 CN 200420082423 U CN200420082423 U CN 200420082423U CN 2738912 Y CN2738912 Y CN 2738912Y
Authority
CN
China
Prior art keywords
mercury
residue
furnace body
heating furnace
demercuration
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 200420082423
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Chinese (zh)
Inventor
严锡荣
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.)
SHENGUANG LIGHTING ELECTRIC APPLIANCE CO Ltd SHANGHAI
Original Assignee
SHENGUANG LIGHTING ELECTRIC APPLIANCE CO Ltd SHANGHAI
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 SHENGUANG LIGHTING ELECTRIC APPLIANCE CO Ltd SHANGHAI filed Critical SHENGUANG LIGHTING ELECTRIC APPLIANCE CO Ltd SHANGHAI
Priority to CN 200420082423 priority Critical patent/CN2738912Y/en
Application granted granted Critical
Publication of CN2738912Y publication Critical patent/CN2738912Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a device for treating mercury residue, in particular to a mercury recycling device of mercury residue. The utility model is characterized in that the device comprises a sealing connection of a gas discharging tower, a blower, a secondary activated carbon absorber, a primary activated carbon absorber, a cooling water tube, a mercury gathering chamber, a condenser, a mercury removing heating furnace body, a material feeding bucket and a no-mercury residue gathering bucket, etc. The mercury residue enters into the screw propeller in the mercury removing heating furnace body to heat by the material feeding bucket. The mercury in the residue is heated into vapor to enter into the mercury gathering chamber to be gathered after the adsorption of the two activated carbon absorbers and the condensation of the water-jacket condenser. The whole device is reliable and effective. The whole treating process is conducted in full sealing state without causing new environment pollution and the heavy metal mercury can be abstracted from the residue.

Description

A kind of treatment unit of mercurous waste residue
Technical field:
The utility model relates to a kind of waste treatment apparatus in the environmental protection industry, more particularly relates to the retrieving arrangement of the heavy metal Hg in the mercurous waste residue of depleted.
Background technology
Will inevitably produce a large amount of fragmentation pipes in the production process as many fluorescent tube bulbs factory and not reach useless pipe of service requirements; but can not melt down recycling; because contained the existence of the mercury that adds up in the production process in these glass; can not at will abandon again; so have to be crushed to mercurous waste residue stores; accumulate over a long period; having piled considerable scale can't handle; the strict again supervision of environmental administration of government; not treated qualified; this mercurous waste residue is inaccurate from factory; even fluorescent tube bulb factory is like this; other are relevant to be raw material with mercury; the mercurous waste that the enterprise of auxiliary material production and daily life abandon in producing is more and more serious to the harm that environment protection brings; retrieve existing skill and ask data; still do not have the processing of finding this type of mercurous waste residue comparatively proven technique is arranged; therefore; a kind of new treatment process and treatment unit must be arranged; under the prerequisite that can not increase new environmental pollution, will be blended in the waste residue heavy metal---mercury is separated; make treated mercurous waste residue reach emission standard, can brickmaking; utilizations such as landfill.Such technology is the needs of environment protection, also is the utilization of resources, the good job of benefiting the nation and the people.
Summary of the invention
The utility model is with the above-mentioned purpose that is envisioned for, a kind of technological method and device of handling mercurous waste residue proposed, this method and treatment unit should have under the prerequisite of not polluted water and atmospheric environment can high-level efficiency and effectively the mercury that is blended in the waste residue is decomposed out, makes mercury can reclaim once more, utilize.Waste residue after treatment then can reach national solid waste discharge standard, thereby can discharge under the prerequisite that does not influence environment.
Concrete technical scheme of the present utility model is: provide a kind of cheaply, the separation waste residue of compliance with environmental protection requirements and the device of mercury.This device is the basic physics according to mercury, chemical property, center on the automatic removal of mercury device of a cover of the theme design of environmental protection, in charging totally-enclosed operation of holding device in the entire operation process of discharging, accomplish disposable charging, disposable discharging guarantees that in the entire treatment process, the Air quality of treatment plant reaches national environmental standard.
The technical solution of the utility model is to realize by following concrete technical measures: a kind of treatment process of mercurous waste residue mainly comprises demercuration, collection mercury and filter three parts and form: the demercuration part mainly is by head tank, feed controller and the auger type demercuration stove of sealing and does not have mercury waste residue discharge tank and combine; Collection mercury part mainly is to be combined by condenser and mercury collecting chamber; Filtration fraction mainly is by the particle adsorber, and two-layer charcoal absorption combines.A kind of treatment unit of mercurous waste residue, its characteristics are that it comprises: vent gas tower 1, blower fan 2, secondary activity charcoal adsorber 3, primary activity charcoal adsorber 4, water-cooled tube 5, mercury collecting chamber 6, condenser 7, particulate filter 8, auger core 9, demercuration heating furnace body 10, head tank 11, demercuration heating furnace body seat 12, mercuryvapour arm 13, mercuryvapour pipe 14, point for measuring temperature 15 and no mercury waste residue discharge tank 16 each parts connect to form by seal for pipe joints, wherein: an end that is rolled into the demercuration heating furnace body 10 of column sealed cylindrical shell by steel plate, the end face center has auger core 9 outwards to connect power, the Packed head tank 11 in cylinder top near this end face still has 3~5 mercuryvapour arms 13 and 3~5 points for measuring temperature 15 on the periphery of demercuration heating furnace body 10; Condenser 7 is water-jacketed condensers of an inner disc water-cooled tube 5, water coolant from C to advance, D is to going out; Elementary adsorber 4 is that built-in proportion is 0.55 common gac; Secondary adsorber 3 is that built-in proportion is 0.55 active carbon loading silver; The blower fan that blower fan 2 selects for use the per minute 2800 of high wind speed to change; Vent gas tower 1 is iron cylinder high tower, must exceed factory building and enclosure wall.
In the treating processes of whole mercurous waste residue, the mercurous waste residue that to handle earlier adds head tank 11 and seals, by control device mercurous waste residue is entered in the demercuration heating furnace body 10, ceaselessly push ahead and stir wherein mercurous waste residue by the spiral propeller in the stove, make it in the demercuration stove, carry out heat, mercury in waste residue flashes to mercuryvapour fully, break away from waste residue, the waste residue of handling enters last no mercury waste residue gathering barrel 16 automatically, mercuryvapour is then collected through each mercuryvapour arm 13 and is entered mercuryvapour pipe 14, mercuryvapour enters by water coolant 5 forms cooling in the condenser 7 of cyclic water jacket, the mercuryvapour that reaches normal temperature promptly can liquefy mercury and is entered mercury collecting chamber 6, remaining micro-dust, mercuryvapour is then by particle adsorber 8, elementary adsorber 4, after secondary adsorber 3 is handled, after reaching discharging standards, deliver to waste gas exhaust tower 1 emptying by blower fan 2.The small quantities of particles of wherein separating out can be put back to the demercuration stove and handle again, and the gac after the secondary absorption is by the recycling of professional gac factory.
Positively effect of the present utility model is conspicuous, whole device is reliable, effective, the entire treatment process is carried out under totally enclosed state, in the process of handling waste, do not cause new environmental pollution, but also can extract heavy metal Hg from waste, the waste residue after the extraction reaches national solid waste discharge standard, further brickmaking, landfill, the utilization of paving the way is an all comparatively successful technology of economic benefit, social benefit.
Description of drawings
Listed in the accompanying drawing is the equipment flowsheet of the mercurous fluorescent glass powder of the utility model treatment unit.
Each Reference numeral is expressed as follows the meaning respectively in the accompanying drawing:
1, waste gas exhaust tower (B is the exhaust gas evacuation direction); 2, blower fan; 3, secondary adsorber; 4, elementary adsorber; 5, water-cooled tube (C to water inlet, D is to water outlet); The 6-----mercury collecting chamber; 7, condenser; 8, particulate filter; 9, auger core; 10, demercuration heating furnace body; 11, be sealed into charging basket (A is to being feedstock direction); 12, demercuration heating furnace body seat; 13, mercuryvapour arm; 14, mercuryvapour pipe; 15, point for measuring temperature; 16, no mercury waste residue gathering barrel
Embodiment
The concrete structure figure of this treatment unit that provides by accompanying drawing, make the device of the each processing power of a cover at 300 kilograms of mercurous waste residues, during the treatment unit operation, first the mercurous waste residue utilization flexible pipe of retrieving is under closed state, disposable mercurous waste residue with 300 kilograms is poured head tank 11 into, seal head tank 11 then, start the heating system in the demercuration furnace body 10, make furnace body temperature reach to carry out in 360 degrees centigrade to the 500 degrees centigrade regional extents temperature automatically controlled, after temperature is raised to prescribed value in the stove, start the by-pass valve control of head tank 11, make mercurous waste residue slowly enter the demercuration stove, under the rotation of auger core 9 advances, mercurous waste residue is allowed to condition at roasting in the demercuration stove, whether fully time can be 20 minutes to 1 hour (looking mercuryvapour evaporation), in roasting, mercury vapour is under the effect of induced draft fan, through mercuryvapour pipe 14, condenser 7 is collected mercury collecting chamber 6, and not mercurous waste residue then enters no mercury waste residue gathering barrel 16 automatically.The mercuryvapour of part molecule and trace is through the activated carbon filtration of particulate filter 8 and each 1 cubic meters capacity of two-stage, and test is fixed factually: the efficient of active carbon loading silver absorption mercury waste gas reaches 97%.
The result of the utility model embodiment also is very gratifying: (waste residue of processing is mercurous fluorescent glass powder)
The rate of recovery of handling back mercury is 99% of a mercurous waste residue mercury content.
Waste residue mercury content after the processing is 0.005 a mg/litre (national mercury emissions standard: 0.05 mg/litre).
Exhaust gas emission emission concentration after the processing is 0.0034 milligram/cubic metre, (national standard: 0.012 milligram/cubic metre).
Exhaust gas emission speed after the processing is 5.81 * 10 -7Kilogram/hour, (national standard: 1.5 * 10 -3Kilogram/hour).
Above result shows that device of the present utility model is practical, reliable, compliance with environmental protection requirements.

Claims (1)

1, a kind of treatment unit of mercurous waste residue, it is characterized in that it comprises: vent gas tower [1], blower fan [2], secondary activity charcoal adsorber [3], primary activity charcoal adsorber [4], water-cooled tube [5], mercury collecting chamber [6], condenser [7], particulate filter [8], auger core [9], demercuration heating furnace body [10], head tank [11], demercuration heating furnace body seat [12], mercuryvapour arm [13], mercuryvapour pipe [14], the logical close envelope Even of piping of point for measuring temperature [15] and each parts of no mercury waste residue gathering barrel [16] connects composition, wherein: an end that is rolled into the demercuration heating furnace body [10] of column sealed cylindrical shell by steel plate, the end face center have auger core [9] Xiang Wai Even connect power, the Packed head tank in cylinder top [11] near this end face still has 3~5 mercuryvapour arms [13] and 3~5 points for measuring temperature [15] on the periphery of demercuration heating furnace body [10]; Condenser [7] is the water-jacketed condenser of an inner disc water-cooled tube [5], water coolant from C to advance, D is to going out; Elementary adsorber [4] is that built-in proportion is 0.55 common gac; Secondary adsorber [3] is that built-in proportion is 0.55 active carbon loading silver; The blower fan that blower fan [2] selects for use the per minute 2800 of high wind speed to change; Vent gas tower [1] is iron cylinder high tower, must exceed factory building and enclosure wall.
CN 200420082423 2004-09-01 2004-09-01 Apparatus for treating mercury residual Expired - Fee Related CN2738912Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420082423 CN2738912Y (en) 2004-09-01 2004-09-01 Apparatus for treating mercury residual

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420082423 CN2738912Y (en) 2004-09-01 2004-09-01 Apparatus for treating mercury residual

Publications (1)

Publication Number Publication Date
CN2738912Y true CN2738912Y (en) 2005-11-09

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Country Status (1)

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CN (1) CN2738912Y (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103418597A (en) * 2013-06-03 2013-12-04 北京博朗德科技有限公司 System for treating mercury-containing rock core
CN103693676A (en) * 2013-12-12 2014-04-02 毛振华 Waste mercury catalyst recovery technology and waste mercury catalyst recovery device
CN104174635A (en) * 2014-09-03 2014-12-03 广西博世科环保科技股份有限公司 Method and equipment for processing mercury-containing waste residue
CN105132716A (en) * 2015-09-17 2015-12-09 贵州蓝天固废处置有限公司 Device for cooling mercury vapor through water circulation

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103418597A (en) * 2013-06-03 2013-12-04 北京博朗德科技有限公司 System for treating mercury-containing rock core
CN103418597B (en) * 2013-06-03 2015-08-12 北京博朗德科技有限公司 A kind of system processing mercurous core
CN103693676A (en) * 2013-12-12 2014-04-02 毛振华 Waste mercury catalyst recovery technology and waste mercury catalyst recovery device
CN103693676B (en) * 2013-12-12 2015-05-20 宁夏新龙蓝天科技股份有限公司 Waste mercury catalyst recovery technology and waste mercury catalyst recovery device
CN104174635A (en) * 2014-09-03 2014-12-03 广西博世科环保科技股份有限公司 Method and equipment for processing mercury-containing waste residue
CN104174635B (en) * 2014-09-03 2016-06-22 广西博世科环保科技股份有限公司 The processing method of waste slag containing mercury and the equipment of process
CN105132716A (en) * 2015-09-17 2015-12-09 贵州蓝天固废处置有限公司 Device for cooling mercury vapor through water circulation
CN105132716B (en) * 2015-09-17 2017-11-14 贵州蓝天固废处置有限公司 It is a kind of to cool down mercury vapour device with water circulation

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C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee