CN205347185U - Hot -blast mud fluidized bed mummification device that spouts - Google Patents

Hot -blast mud fluidized bed mummification device that spouts Download PDF

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Publication number
CN205347185U
CN205347185U CN201620124899.2U CN201620124899U CN205347185U CN 205347185 U CN205347185 U CN 205347185U CN 201620124899 U CN201620124899 U CN 201620124899U CN 205347185 U CN205347185 U CN 205347185U
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China
Prior art keywords
spouted
mud
mummification
mummification chamber
hot blast
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CN201620124899.2U
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Chinese (zh)
Inventor
宋联
朱葛
杨叙军
王红军
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Wuxi Guolian Environmental Science & Technology Co Ltd
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Wuxi Guolian Environmental Science & Technology Co Ltd
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Abstract

The utility model relates to a hot -blast mud fluidized bed mummification device that spouts, including the mummification chamber, heating air inlet unit is connected in the mummification chamber, cyclone is connected to the gas vent in mummification chamber, cyclone connects exhaust gas purification device, exhaust gas purification device is connected to heating air inlet unit through the circulation draught fan, the mummification chamber is including setting up the mud dog -house in one side, the setting is at a plurality of slope cloth tuber pipes that set up side by side of bottom and the sediment machine of scraping that sets up slope cloth tuber pipe upside, the top is provided with the cloth hood on every slope cloth tuber pipe, mud dog -house downside still is provided with and spouts the wind gap, it is connected with heating air inlet unit to spout the wind gap, the one side in mummification chamber still is provided with the discharge gate, the utility model discloses a carry the high energy utilization efficiency, reduce to contain small granule exhaust emission volume, introduce the theory of hot -blast purification recycling and improve traditional fluidized bed according to the mummification characteristics of mud and the roadability of fluidized bed, with heat cyclic utilization.

Description

A kind of spouted mud fluid bed desiccation apparatus of hot blast
Technical field
This utility model relates to a kind of spouted mud fluid bed desiccation apparatus of hot blast, belongs to drying sludge technical field.
Background technology
General city sewage plant or waste plant all produce a large amount of domestic sludge, common method for sludge treatment is: by domestic sludge after filter pressing, its moisture content is generally about 80%, and the mud of high-moisture percentage is mostly used for landfill, During High-Temperature Composting etc., and this is easy for causing new environmental pollution.And the burning disposal of mud is mud solution the most thoroughly, but the high mud of moisture content can not directly burn, it is necessary to first carries out dehydration, mummification or adds burning adjuvant.The economy run from sludge incinerating system considers, needs first to carry out deep dehydration or drying and other treatment as sludge incineration is previous.General sludge drying all adopts high-temperature medium indirectly to heat, and the thermal efficiency is low, and mummification Waste Heat Reuse rate is low, and this just necessarily expends the substantial amounts of energy.
Compared to general mummification mode, hot blast spouted mud fluid bed mummification fast, economical more, energy-efficient, it is possible to more effectively to realize dewatered sludge minimizing, dehydration and drying and harmlessness disposing purpose.Also allow for tissue to ventilate simultaneously, reduce foul gas and distribute.
Continuous fluidized bed dryer is also known as horizontal type fluidized-bed drying machine.A certain amount of air enters drying machine after filtering, dehumidify (optional), heating, and inlet temperature is accurately controlled.Wet stock adds fluidized bed by feeder, is fully contacted with hot-air.Through fluidisation mummification, it is finally reached the requirement of product.The entrained fines waste gas contacted with material, Drawing upon equipment volume extension Principle, make fine powder reach desirable sedimentation velocity in desiccation apparatus, so that the fine powder content of air-out is preferably minimized, waste gas processes through cyclone separator etc..
Spouted bed technology is a branch of fluidization technology, occurs mid-term the 1950's the earliest, and founder is the MathurKB of Canadian GisherPE and India, is originally used for drying graininess, the good Semen Tritici aestivi of mobility.Compared with fluid bed, spouted bed has the following characteristics that again in bed that flow pattern repeatability is strong and variations in flow patterns is fewer than fluid bed, and its flowing is relative simpler and regular than fluid bed;Operation pressure drop ratio fluid bed is low;To coarse granule, its gas-solid contact efficiency and heat transfer and mass transfer effect are better than fluid bed.
Spouted bed can be used for the process of many solid materials, such as fields such as dry, the pelletize of large granular materials, coating, inhomogeneous reaction, coal carbonization and gasification, heating or coolings.Up to now, do not see in the mummification characteristic for mud and hot blast reutilization technology easily caused by blockage problem and relevant report that spouted technology is incorporated in fluidized system.
Utility model content
The technical problems to be solved in the utility model is: for overcoming the problems referred to above, it is provided that a kind of use the hot blast after purifying that air intake is preheated based on thermal wind sensor and spouted technology, utilizes the spouted mud fluid bed desiccation apparatus of hot blast of spouted bed technology simultaneously.
This utility model solves its technical problem and be the technical scheme is that
A kind of spouted mud fluid bed desiccation apparatus of hot blast, including mummification chamber, described mummification chamber connects heating air intake installation, the air vent in described mummification chamber connects cyclone separator, described cyclone separator connects waste gas purification apparatus, described waste gas purification apparatus is connected to described heating air intake installation by circulating air-introduced machine, described mummification chamber includes the mud dog-house being arranged on side, it is arranged on multiple inclination wind-distributing pipes being arranged side by side of bottom and the Slag Scraping Device on the upside of described inclination wind-distributing pipe is set, on each described inclination wind-distributing pipe, top is provided with cloth blast cap, it is additionally provided with spouted air port on the downside of described mud dog-house, described spouted air port is connected with described heating air intake installation, the side in described mummification chamber is additionally provided with discharging opening.
Preferably, described cyclone separator is connected to air vent by waste gas main, and the side of described waste gas main is provided with condensate drain outlet, and described cyclone separator is connected to described mummification chamber also by slag-drip opening.
Preferably, the exhaust ports in described mummification chamber is additionally provided with coarse separator.
Preferably, the first gas coutrol valve door that the blower fan that described waste gas purification apparatus includes being connected with described cyclone separator is connected with described blower fan and the ring filler rotating stream tray scrubber of having loose bowels being connected with described first gas coutrol valve door.
Preferably, the second gas coutrol valve door it is additionally provided with between described waste gas purification apparatus and described circulation air-introduced machine.
Preferably, being additionally provided with discharging spiral organ of Corti on the downside of the discharging opening in described mummification chamber, the end of described discharging spiral organ of Corti is provided with feed bin.
Preferably, described heating air intake installation includes air inlet pipe and the storage heater being connected with described air inlet pipe.
The beneficial effects of the utility model are: this utility model is high for the mud content of organic matter, and density is less, and the sludge crushing granule after deep dehydration is uniform, and the features such as viscous viscosity is greatly reduced, easy fluidized drying can adopt hot air fluidized mummification.According to for improving efficiency of energy utilization, reducing containing molecule discharge amount of exhaust gas, introduce hot blast and purify the theory of recirculation and according to the mummification feature of mud and the operation characteristic of fluid bed, conventional fluidization bed improved.Simultaneously, for mud drying process is easily formed charging aperture blocking and the inefficient problem of mummification, spouted bed technology is introduced in this described system, the blended mixing hot blast part being thermally formed of wind that purifies of recirculation is introduced charging aperture emulsion zone with the form of spouted wind, in addition bottom Slag Scraping Device is added in system, after can making mummification, the material of sedimentation arrives discharging opening smoothly, has thoroughly stopped the appearance of this problem.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further illustrated.
Fig. 1 is the structural representation of one embodiment of this utility model;
Labelling in figure: 1-mud dog-house, 2-air inlet pipe, 3-storage heater, the spouted air port of 4-, 5-tilts wind-distributing pipe, 501-cloth blast cap, 6-Slag Scraping Device, 7-discharging opening, 8-discharging spiral organ of Corti, 9-coarse separator, 10-feed bin, 11-mummification chamber, 12-waste gas main, 13-cyclone separator, 14-blower fan, 15-the first gas coutrol valve door, 16-the second gas coutrol valve door, 17-has loose bowels ring filler rotating stream tray scrubber, and 18-condensate drain outlet, 19-circulates air-introduced machine.
Detailed description of the invention
Presently in connection with accompanying drawing, this utility model is described in further detail.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the composition relevant with this utility model.
Embodiment 1
Described in the utility model a kind of spouted mud fluid bed desiccation apparatus of hot blast as shown in Figure 1, including mummification chamber 11, described mummification chamber 11 connects heating air intake installation, described heating air intake installation is for heating air and sending in described mummification chamber 11, the air vent in described mummification chamber 11 connects cyclone separator 13, granule in aerofluxus is shone by described cyclone separator 13, described cyclone separator 13 connects waste gas purification apparatus, waste gas is purified by described waste gas purification apparatus, described waste gas purification apparatus is connected to described heating air intake installation by circulating air-introduced machine 19, waste gas after purification still contains heat, the air introduced with heating air intake installation again is sent in mummification chamber 11 after mixing, heat is recycled, energy-conserving and environment-protective, described mummification chamber 11 includes the mud dog-house 1 being arranged on side, it is arranged on multiple inclination wind-distributing pipes 5 being arranged side by side of bottom and the Slag Scraping Device 6 on the upside of described inclination wind-distributing pipe 5 is set, described Slag Scraping Device 6 is used for striking off the material of bottom deposit, guarantee material advanced state;On each described inclination wind-distributing pipe 5, top is provided with cloth blast cap 501, and hot blast is distributed to the zones of different in mummification chamber 11 by the wind in described inclination wind-distributing pipe 5 by cloth blast cap 501;It is additionally provided with spouted air port 4 on the downside of described mud dog-house 1, charging is carried out spouted so that it is uniform branch is in described mummification chamber 11, and described spouted air port 4 is connected with described heating air intake installation, and the side in described mummification chamber 11 is additionally provided with discharging opening 7.
In a preferred embodiment, described cyclone separator 13 is connected to air vent by waste gas main 12, and the side of described waste gas main 12 is provided with condensate drain outlet 18, and described cyclone separator 13 is connected to described mummification chamber 11 also by slag-drip opening.
In a preferred embodiment, the exhaust ports in described mummification chamber 11 is additionally provided with coarse separator 9, for therefrom being separated by coarse granule.
In a preferred embodiment, the first gas coutrol valve door 15 that the blower fan 14 that described waste gas purification apparatus includes being connected with described cyclone separator 13 is connected with described blower fan 14 and the ring filler rotating stream tray scrubber 17 of having loose bowels being connected with described first gas coutrol valve door 15.
In a preferred embodiment, being additionally provided with the second gas coutrol valve door 16 between described waste gas purification apparatus and described circulation air-introduced machine 19, described first gas coutrol valve door 15 and the second gas coutrol valve door 16 are made up of gasometer and control valve in being embodied as.
In a preferred embodiment, being additionally provided with discharging spiral organ of Corti 8 on the downside of the discharging opening 7 in described mummification chamber 11, waste material is cooled down by described discharging spiral organ of Corti 8, and the end of described discharging spiral organ of Corti 8 is provided with feed bin 10.
In a preferred embodiment, described heating air intake installation includes air inlet pipe 2 and the storage heater 3 being connected with described air inlet pipe 2.
The specifically used flow process of this utility model is: during operation, cross air filtering to enter storage heater 3 through air inlet pipe 2 and carry out heat exchange, the hot blast reaching temperature is accessed by heater outlet in spouted air port 4 and some inclination wind-distributing pipes 5, the wet granular mud put in dog-house is carried out hot air fluidized mummification, it is spouted that spouted air port 4 carries out Wind Volume, guarantee that charging aperture material laterally blows and be distributed to bottom angled wind-distributing pipe 5 region, mummification chamber 11 in time, mummification chamber 11 bottom deposit material is struck off and guarantees that mummification material exports to discharging opening 7 by Slag Scraping Device 6 clockwise, bulky grain floating in mummification chamber 11 is intercepted by coarse separator 9, reduce by the granule density of the hot blast discharged in waste gas main 12, waste gas carries out particle removal then through by efficient cyclone separator 13, outlet is connected with mummification chamber 11, the backflow of particles removed is to anhydration system, finally discharged by discharging opening 7, the hot blast of one-time dedusting is introduced, by blower fan 14, ring filler rotating stream tray scrubber 17 of having loose bowels and carries out hot blast purification, after purification containing warm wind can by circulation air-introduced machine 19 enter thermal wind sensor system, according to hot air circulation amount and on-condensible gas concentration, after regularly purifying, hot blast introduces incinerator burning, this device thoroughly solves sludge drying dust, foul smell, the secondary pollution of escaping gas, and efficiency of utilization is high.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not necessarily departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content in description, it is necessary to determine its technical scope according to right.

Claims (7)

1. the spouted mud fluid bed desiccation apparatus of hot blast, including mummification chamber, it is characterized in that, described mummification chamber connects heating air intake installation, the air vent in described mummification chamber connects cyclone separator, described cyclone separator connects waste gas purification apparatus, described waste gas purification apparatus is connected to described heating air intake installation by circulating air-introduced machine, described mummification chamber includes the mud dog-house being arranged on side, it is arranged on multiple inclination wind-distributing pipes being arranged side by side of bottom and the Slag Scraping Device on the upside of described inclination wind-distributing pipe is set, on each described inclination wind-distributing pipe, top is provided with cloth blast cap, it is additionally provided with spouted air port on the downside of described mud dog-house, described spouted air port is connected with described heating air intake installation, the side in described mummification chamber is additionally provided with discharging opening.
2. the spouted mud fluid bed desiccation apparatus of hot blast as claimed in claim 1, it is characterized in that, described cyclone separator is connected to air vent by waste gas main, and the side of described waste gas main is provided with condensate drain outlet, and described cyclone separator is connected to described mummification chamber also by slag-drip opening.
3. the spouted mud fluid bed desiccation apparatus of hot blast as claimed in claim 1, it is characterised in that the exhaust ports in described mummification chamber is additionally provided with coarse separator.
4. the spouted mud fluid bed desiccation apparatus of hot blast as claimed in claim 1, it is characterized in that, the first gas coutrol valve door that the blower fan that described waste gas purification apparatus includes being connected with described cyclone separator is connected with described blower fan and the ring filler rotating stream tray scrubber of having loose bowels being connected with described first gas coutrol valve door.
5. the spouted mud fluid bed desiccation apparatus of hot blast as claimed in claim 1, it is characterised in that be additionally provided with the second gas coutrol valve door between described waste gas purification apparatus and described circulation air-introduced machine.
6. the spouted mud fluid bed desiccation apparatus of hot blast as claimed in claim 1, it is characterised in that being additionally provided with discharging spiral organ of Corti on the downside of the discharging opening in described mummification chamber, the end of described discharging spiral organ of Corti is provided with feed bin.
7. the spouted mud fluid bed desiccation apparatus of hot blast as claimed in claim 1, it is characterised in that described heating air intake installation includes air inlet pipe and the storage heater being connected with described air inlet pipe.
CN201620124899.2U 2016-02-17 2016-02-17 Hot -blast mud fluidized bed mummification device that spouts Active CN205347185U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107117790A (en) * 2017-06-20 2017-09-01 温州正建设有限公司 A kind of municipal sludge drying processing unit and its processing method
CN108483848A (en) * 2018-04-03 2018-09-04 河南浩德科技有限公司 A kind of mud drying device
CN110183089A (en) * 2019-06-24 2019-08-30 上海华畅环保设备发展有限公司 Excess sludge dewatering and device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107117790A (en) * 2017-06-20 2017-09-01 温州正建设有限公司 A kind of municipal sludge drying processing unit and its processing method
CN108483848A (en) * 2018-04-03 2018-09-04 河南浩德科技有限公司 A kind of mud drying device
CN110183089A (en) * 2019-06-24 2019-08-30 上海华畅环保设备发展有限公司 Excess sludge dewatering and device

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