CN201517065U - Sludge filter cake low-temperature air dry device - Google Patents
Sludge filter cake low-temperature air dry device Download PDFInfo
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- CN201517065U CN201517065U CN2009202364914U CN200920236491U CN201517065U CN 201517065 U CN201517065 U CN 201517065U CN 2009202364914 U CN2009202364914 U CN 2009202364914U CN 200920236491 U CN200920236491 U CN 200920236491U CN 201517065 U CN201517065 U CN 201517065U
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- sludge
- filter cake
- air
- conveying belt
- sludge filter
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- 239000010802 sludge Substances 0.000 title claims abstract description 104
- 239000012065 filter cake Substances 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000007599 discharging Methods 0.000 claims description 31
- 238000005406 washing Methods 0.000 claims description 30
- 238000007605 air drying Methods 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims 1
- 238000001035 drying Methods 0.000 abstract description 20
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000014759 maintenance of location Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 238000005201 scrubbing Methods 0.000 abstract 1
- 239000008187 granular material Substances 0.000 description 17
- 238000013467 fragmentation Methods 0.000 description 10
- 238000006062 fragmentation reaction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 238000003756 stirring Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000010801 sewage sludge Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010504 bond cleavage reaction Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 230000002070 germicidal effect Effects 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000009183 running Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000007601 warm air drying Methods 0.000 description 1
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- Treatment Of Sludge (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a sludge filter cake low-temperature air dry device, wherein a sludge filter cake precrushing mechanism is arranged on the upper portion of a sludge air dry mechanism, the sludge air dry mechanism consists of conveyer belts and a driving mechanism, the two ends of the conveyer belts are connected with the driving mechanism, the conveyer belts are arranged in layers, a discharge crushing mechanism is arranged under the bottommost conveyer belt, a discharge port is arranged on the tail of the discharge crushing mechanism, a drying air generating mechanism is arranged on the upper portion of the sludge air dry mechanism, and is connected with an air outlet in the sludge air dry mechanism through an air channel. The sludge filter cake low-temperature air dry device has the following advantages that firstly, the efficiency of heat transfer and mass transfer is higher, and the drying energy consumption is lower during drying, secondly, the production process is stable, safe and reliable, thirdly, the retention time of sludge in a drying device can be adjusted, and the water content rate of discharged material can be adjusted, fourthly, drying tail gas can reach the environment-friendly standard emission after water scrubbing, and fifthly, the particles of discharged sludge are loose without obvious odor.
Description
Technical field
The utility model belongs to the sludge treatment device field, is specially use and utilizes a kind of sludge filter cake low temperature air-dry apparatus that carries out dry and germicidal treatment in the process at recycling sludge.
Background technology
Can produce a large amount of mud in the sewage treatment process,, generally will after mechanical dehydration become sludge filter cake, do further drying and deodorizing and handle in order to realize the recycling of mud.
At present, Chang Yong drying method for sludge mainly is a hot-air seasoning.At the dewatered sludge of water ratio about 80%, with middle high-temperature hot-air the mud self-temperature is improved, make the moisture rapid evaporation in the mud, utilize high temperature to reach the mud sterilization effect simultaneously.But there are following five problems in such treatment process: the one, and drying sludge energy consumption height; The 2nd, drying sludge vent gas treatment difficulty; The 3rd, facility investment is big; The 4th, stable equipment operation is poor; The 5th, there is the possibility of dust explosion.
The patent No. is 200720113904.0, and the Chinese utility model patent that name is called the belt sludge drier discloses following technical scheme: 1, the dewatered sludge of water ratio about 80% is delivered to bucket by spiral conveyer, is laid on equably on the stainless steel conveying belt; 2, mud is delivered to its tail end with conveying belt, fall on the conveying belt of lower floor, through behind three layers of conveying belt in the discharge hole for discharge of envelope bottom, the discharging moisture percentage in sewage sludge is equal to or less than 60%; 3, natural wind and hot blast (temperature is 50～65 ℃) enter drying machine by blast inlet and heat energy admission port respectively, percolation is laid on the mud on the conveying belt, moisture in the mud is pulled away, and blower fan is extracted air out and discharged by the air outlet at top, and the part hot blast is back to drying machine.Technique scheme is directly thick dewatered sludge to be layered on equably to carry out drying on the conveying belt, and is pre-dispersed this mud is carried out, and causes warm air drying to carry out in Sludge Surface, and the efficient of heat and mass is lower when dry.And dried hot blast directly is back in the drying machine, and this hot blast is in the semi-saturation state after having adsorbed the moisture in the mud, and drying efficiency also can decrease.In addition, this drying machine needs configuration exhaust treatment system in addition, and facility investment is bigger.
The utility model content
The utility model purpose is to handle the deficiency that exists at the above sludge filter cake, and the sludge filter cake low temperature air-dry apparatus that a kind of dry power consumption is low, tail gas pollution is low, facility investment is few, stable, safe is provided.
The utility model is achieved in that sludge filter cake low temperature air-dry apparatus, comprise sludge filter cake precrushing mechanism, sludge air drying mechanism and dry wind generating mechanism, described sludge filter cake precrushing mechanism is arranged at the top of sludge air drying mechanism, and its top is provided with opening for feed; Described sludge air drying mechanism comprises conveying belt and transmission rig, and the two ends of conveying belt are connected with transmission rig, and the conveying belt layering is provided with, and is provided with the discharging disintegrating mechanism below lowest layer conveying belt, and the end of discharging disintegrating mechanism is provided with discharge port; Described dry wind generating mechanism is arranged on the top of sludge air drying mechanism, the dry wind generating mechanism by the air channel be arranged on the in-house air outlet of sludge air drying and be connected.
Described conveying belt can be provided with more than 4 layers or 4 layers.
Be provided with the mud caliper profiler at the first layer conveying belt top.
The terminal pairing wall built-up of conveying belt is provided with UV-lamp.
Described discharging disintegrating mechanism is for to rolling worm conveyor, and it comprises that minimum one spiral pulverizes conveying lever.
Described dry wind generating mechanism comprises cool exchanger, blower fan and heat exchanger, and blower fan is arranged between cool exchanger and the heat exchanger, and blower fan is connected with heat exchanger by the air channel cool exchanger; Cool exchanger is provided with condenswater separator; Heat exchanger communicates with air outlet by the air channel.
Described air outlet is arranged between each conveying belt guipure, and the air blast mode is air blast up and/or down.
Described sludge air drying mechanism is provided with exhaust collection and water washing mechanism, and described exhaust collection and water washing mechanism comprise induced draft fan and tail gas water washing device; Sludge filter cake precrushing mechanism is provided with the exhaust collection pipe and is connected with induced draft fan, and induced draft fan is connected with the tail gas water washing device by airduct, and the tail gas water washing device is provided with overflow port.
Described dry wind generating mechanism is connected with the tail gas water washing device by condensate pump.
Described conveying belt be can hold thing again can the airy steel mesh, filter cloth or plastic wire make.
Compared with prior art, the utlity model has following advantage: the one, before dry, earlier sludge filter cake is carried out precrushing, granular mud has bigger specific surface area, and heat and mass efficient is higher when dry, and energy consumption for drying is lower; The 2nd, the mud granule after the precrushing is still on the conveying belt of slow motion relatively, just carries out stirring simultaneously one time when falling down on one deck conveying belt turning over, and stable production process does not almost have the generation of dust, and is safe and reliable; The 3rd, the residence time of mud in this device is adjustable, makes that the discharging moisture percentage in sewage sludge is adjustable; The 4th, the cryodrying of mud does not make mud generation heat scission reaction, makes dried tail gas through reaching the environmental protection standard discharging after washing; The 5th, the discharging disintegrating mechanism attaches broken function, and the discharging mud granule is loose, does not have obvious stink.
Description of drawings
Fig. 1 is the structural representation of the utility model sludge filter cake low temperature air-dry apparatus;
Fig. 2 is the A-A cross section structure synoptic diagram of the utility model sludge filter cake low temperature air-dry apparatus;
Fig. 3 is the B-B cross section structure synoptic diagram of the utility model sludge filter cake low temperature air-dry apparatus;
Fig. 4 is the C portion partial enlarged drawing of the utility model sludge filter cake low temperature air-dry apparatus.
Wherein, 1 is opening for feed; 2 is sludge filter cake precrushing mechanism; 3 is induced draft fan; 4 is overflow port; 5 is the tail gas water washing device; 6 is heat exchanger; 7 is blower fan; 8 is cool exchanger; 9 is air intlet; 10 is condensate pump; 11 are the dry wind outlet; 12 is conveying belt; 13 is the mud caliper profiler; 14 is splash pan; 15 is transmission rig; 16 are the discharging disintegrating mechanism; 17 is discharge port; 18 is the dry wind passage; 19 is UV-lamp; 20 is guipure; 21 is to connect to have strong market potential.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model sludge filter cake low temperature air-dry apparatus is described in detail.
Sludge filter cake low temperature air-dry apparatus as shown in Figure 1, Figure 2, Figure 3 and Figure 4, comprises sludge filter cake precrushing mechanism 2, sludge air drying mechanism, discharging disintegrating mechanism 16, dry wind generating mechanism, exhaust collection and water washing mechanism.
Sludge filter cake precrushing mechanism 2 is arranged on the top of sludge air drying mechanism.Sludge filter cake precrushing mechanism 2 tops are provided with sludge filter cake opening for feed 1, and sludge filter cake falls on the in-house first floor conveying belt 12 of sludge air drying by discharge port after fragmentation becomes mud granule in sludge filter cake precrushing mechanism 2.Below the discharge port of sludge filter cake precrushing mechanism 2, the initial end of first floor conveying belt 12 is provided with splash pan 14, and the mud granule that discharge port is come out all falls on the first floor conveying belt 12.The structure of sludge filter cake precrushing mechanism 2 can be: it comprises main shaft, cage body, spindle motor and shell, and spindle motor is connected with main shaft by junctor, and main shaft is provided with some broken blades, and the outside of main shaft is coated with the cage body; The arranged outside of cage body has shell, and described cage body is vesicular or equilibrium gap shape.Described main shaft is arranged on the bearing support, and bearing support is arranged on the main body rack, and the medium position of shell is provided with opening for feed, and the cage body is fixed on the main body rack by connecting support.Described main shaft is connected with high pressure blower, and main shaft is provided with air outlet opening, so that advertise people's air in the cage body, the aerobic exothermic effect of accelerate sludge is beneficial to the evaporation of sludge water content and prevents that sludge anaerobic is smelly.The bottom of described shell is provided with organic rotary conveyor, the mud that falls down with conveying.Described cage body can be the vesicular made with steel mesh, reinforcing bar or steel plate or the cylinder or the semicircular cylinder of equilibrium gap shape.Aperture on the described cage body or pore width are between 5mm～50mm, and percentage of open area or porosity are between 50%～99%.Described shell can be for working the conical shell of the effect of gathering materials.The broken blade setting angle of described main shaft end is the reverse propulsion mode, and sludge filter cake is pushed in the broken cage body by counter, ensures that sludge filter cake can be by all discharge in hole or gap broken and from the cage body.Cleaning cage body device is installed on the described broken blade, makes hole or hole on the cage body keep unimpeded.The linear velocity of described broken blade outermost point is between 50mm/s～1000mm/s.
Sludge air drying mechanism comprises conveying belt 12, transmission rig 15, mud caliper profiler 13 and UV-lamp 19.The two ends of conveying belt 12 are connected with transmission rig 15, and transmission rig 15 drives conveying belt 12 runnings by arbor wheel and buncher.The guipure 20 of conveying belt 12 is arranged on the chain, and chain is by the connection connection of having strong market potential.Be provided with mud caliper profiler 13 on the top of first floor conveying belt 12, with the thickness of control mud granule at conveying belt 12, improve drying efficiency, the gauge control of preferred mud granule is at 10mm～500mm.Conveying belt 12 layering setting from top to bottom can be for more than four layers or four layers, and the conveying belt 12 of lower floor is opposite with the rotation direction of the conveying of the conveying belt 12 on upper strata.Conveying belt 12 can be can hold thing with steel mesh, filter cloth, plastic wire etc. to make by the airy material again.At a side end, the conveying belt 12 of lower floor is longer than the conveying belt 12 on upper strata, so that mud is when being transported to conveying belt 12 terminal, the mud of the conveying belt 12 on upper strata turns over automatically and drops on the steel mesh conveying belt 12 that lower floor moves in the other direction.Turn in the process at mud, mud is by UV-lamp 19 irradiation-sterilizes.UV-lamp 19 is arranged on the terminal pairing wall built-up of every layer of conveying belt.Be provided with discharging disintegrating mechanism 16 in the bottom of sludge air drying mechanism, the end of discharging disintegrating mechanism 16 is provided with discharge port 17, sludge-drying counter-rotating on the lowest layer conveying belt 12 is fallen down and is dropped on the discharging disintegrating mechanism 16, and the fragmentation while carrying is discharged from discharge port 17 at last.Discharging disintegrating mechanism 16 can be for to rolling worm conveyor, and it comprises that a minimum spiral pulverizes conveying lever.Be provided with three spirals in the preferred discharging disintegrating mechanism 16 and pulverize conveying lever.
The dry wind generating mechanism is arranged on the top of sludge air drying mechanism.The dry wind generating mechanism comprises cool exchanger, compressor, blower fan and heat exchanger.Blower fan 7 is arranged between cool exchanger 8 and the heat exchanger 6.Cool exchanger 8 and air 9 are connected from entering the mouth, and cool exchanger 8 agglomerative water of condensation are separated and collected by condenswater separator, and the water pump 10 that is condensed then is delivered in the tail gas water washing device 5.The dry wind that the dry wind generating mechanism produces to the outlet of the dry wind in conveying belt 12 11, carries out drying to the mud granule on the conveying belt 12 by air channel 18.Dry wind outlet 11 air blast that can downwards and/or make progress.
Being provided with exhaust collection and water washing mechanism on the top of sludge air drying mechanism has exhaust collection and water washing mechanism to comprise induced draft fan 3 and tail gas water washing device 5; Be outside equipped with induced draft fan 3 in sludge filter cake precrushing mechanism 2, induced draft fan 3 is connected with tail gas water washing device 5 by the air channel.Between induced draft fan 3 and sludge filter cake precrushing mechanism, can be provided with air collector, dried tail gas can be collected into the air collector from sludge filter cake precrushing mechanism; The air collector bottom connects induced draft fan 3.Induced draft fan 3 is connected with tail gas water washing device 5 by the exhaust emissions pipeline, and dried tail gas is delivered to last person's air water cleaning device 5 from sludge filter cake precrushing mechanism 2.Tail gas after the washing is discharged at the exhaust duct on tail gas water washing device 5 tops, and the sewage after the washing is discharged from the overflow port 4 at tail gas water washing device 5 middle parts.
Described sludge filter cake be produce after the water treatment to contain organism be main or contain inorganics is the main mud behind mechanical dehydration.Water ratio enters sludge filter cake precrushing device 2 at 70%～50% sludge filter cake from opening for feed 1, and the mud granule after the fragmentation falls on the steel conveyor belt 12, and the linear velocity of conveying belt is adjustable between 1mm/s～10mm/s.Mud on the steel mesh conveying belt can be with the mud gauge control between 10mm～500mm through mud caliper profiler 13.When mud was transported to conveying belt 12 terminal, mud turned over automatically and drops on down on the steel mesh conveying belt that one deck moves in the other direction, and mud stirs in the process and carried out irradiation-sterilize by UV-lamp 19 simultaneously, and so forth.Drop under the mud on the discharging disintegrating mechanism 16 that places the device bottom, the fragmentation while carrying is discharged from from the discharge port 17 of discharging disintegrating mechanism 16 ends at last.Carry belt speed by regulating, the residence time of mud in device is adjustable from 5h～50h, and the discharging water ratio is adjustable between 50%～5%.
Concrete operation process is: air enters the cool exchanger 8 of dry wind generating mechanism from gas inlet 9, after airborne condensate moisture is separated out, air blasts heat exchanger 6 through blower fan 7 and adds the thermosetting dry wind, the dry wind temperature can for-10 to 90 ℃ adjustable.The condenswater separator of water of condensation from cool exchanger 8 discharged and collected, and is delivered in the tail gas water washing device 5 through condensate pump 10 then, carries out recycle as the former water of washing.Dry wind is delivered to each conveying belt respectively about in the of 12 in the dry wind between the steel mesh outlet 11 by air channel 18 again, and upwards the mud granule on lower floor's steel mesh provides dry wind.Several dry wind outlets 11 are arranged on every conveying belt 12, and the quantity of concrete dry wind outlet 11 is decided on the length of conveying belt.Dry wind has absorbed the gas of moisture in the mud granule, and mud granule has obtained drying and dehydrating.Dried tail gas is collected by sludge filter cake precrushing device 2 by induced draft fan 3, blasts then in the tail gas water washing device 5, carries out tail gas washing back discharging in the bubbling mode, and washing back sewage advances sewer line from overflow port 4 rows.
Embodiment 1
The sludge filter cake of water ratio 70% enters sludge filter cake precrushing device from opening for feed, and the mud granule after the fragmentation falls on the conveying belt 12 of sludge air drying mechanism, and the linear velocity of conveying belt 12 is 5mm/s, and the mud thickness on the conveying belt 12 is about 10mm.When mud was transported to conveying belt 12 terminal, mud turned over automatically and drops on down on the conveying belt 12 that one deck moves in the other direction, and mud stirs in the process and carried out irradiation-sterilize by UV-lamp 19 simultaneously, and so forth.The dry wind temperature is about 50 ℃, is delivered to each steel mesh conveying belt respectively up and down in the outlet of the dry wind between the steel mesh 13 by the air channel, and upwards the mud granule on lower floor's guipure provides dry wind.Drop under the dried mud on the discharging disintegrating mechanism 16 that places the device bottom, the fragmentation while carrying is discharged from from the discharge port 17 of the end of discharging disintegrating mechanism 16 at last, and the discharging water ratio is 45%.The residence time 35h of mud in sludge filter cake low temperature air-dry apparatus.
Embodiment 2
The sludge filter cake of water ratio 62% enters sludge filter cake precrushing device 2 from opening for feed 1, and the mud granule after the fragmentation falls on the conveying belt 12 of sludge air drying mechanism, and the linear velocity of conveying belt 12 is 8mm/s, and the mud thickness on the conveying belt 12 is about 20mm.When mud was transported to conveying belt 12 terminal, mud turned over automatically and drops on down on the conveying belt 12 that one deck moves in the other direction, and mud stirs in the process and carried out irradiation-sterilize by UV-lamp 19 simultaneously, and so forth.The dry wind temperature is about 40 ℃, is delivered to each conveying belt respectively about in the of 12 in the dry wind between the guipure outlet 11 by the air channel, and upwards the mud granule on lower floor's guipure provides dry wind.Drop under the dried mud on the discharging disintegrating mechanism 16 that places sludge air drying mechanism bottom, the fragmentation while carrying is discharged from from the discharge port 17 of the end of discharging disintegrating mechanism 16 at last, and the discharging water ratio can reach 33%.The residence time 20h of mud in sludge filter cake low temperature air-dry apparatus.
Embodiment 3
The sludge filter cake of water ratio 54% enters sludge filter cake precrushing mechanism 2 from opening for feed 1, and the mud granule after the fragmentation falls on the conveying belt 12 of sludge air drying mechanism, and the linear velocity of conveying belt 12 is 5mm/s, and the mud thickness on the conveying belt 12 is about 30mm.When mud was transported to conveying belt 12 terminal, mud turned over automatically and drops on down on the conveying belt 12 that one deck moves in the other direction, and mud stirs in the process and carried out irradiation-sterilize by UV-lamp 19 simultaneously, and so forth.The dry wind temperature is about 28 ℃, is delivered to each conveying belt respectively about in the of 12 in the dry wind between the guipure outlet 11 by air channel 18, and upwards the mud granule on lower floor's guipure provides dry wind.Drop under the dried mud on the discharging disintegrating mechanism 16 that places sludge air drying mechanism bottom, the fragmentation while carrying is discharged from from the discharge port of the end of discharging disintegrating mechanism 16 at last, and the discharging water ratio is 25%.The residence time 18h of mud in sludge filter cake low temperature air-dry apparatus.
Claims (10)
1. sludge filter cake low temperature air-dry apparatus comprises sludge filter cake precrushing mechanism, sludge air drying mechanism and dry wind generating mechanism, it is characterized in that: described sludge filter cake precrushing mechanism is arranged at the top of sludge air drying mechanism, and its top is provided with opening for feed; Described sludge air drying mechanism comprises conveying belt and transmission rig, and the two ends of conveying belt are connected with transmission rig, and the conveying belt layering is provided with, and is provided with the discharging disintegrating mechanism below lowest layer conveying belt, and the end of discharging disintegrating mechanism is provided with discharge port; Described dry wind generating mechanism is arranged on the top of sludge air drying mechanism, the dry wind generating mechanism by the air channel be arranged on the in-house air outlet of sludge air drying and be connected.
2. sludge filter cake low temperature air-dry apparatus according to claim 1 is characterized in that: be provided with the mud caliper profiler at first floor conveying belt top.
3. sludge filter cake low temperature air-dry apparatus according to claim 1 is characterized in that: the terminal pairing wall built-up of conveying belt is provided with UV-lamp.
4. sludge filter cake low temperature air-dry apparatus according to claim 1 is characterized in that: described discharging disintegrating mechanism comprises minimum one spiral pulverizing conveying lever for to rolling worm conveyor in it.
5. sludge filter cake low temperature air-dry apparatus according to claim 1, it is characterized in that: described dry wind generating mechanism comprises cool exchanger, blower fan and heat exchanger, blower fan is arranged between cool exchanger and the heat exchanger, and blower fan is connected with heat exchanger by the air channel cool exchanger; Cool exchanger is provided with condenswater separator; Heat exchanger communicates with air outlet by the air channel.
6. according to claim 1 or 5 described sludge filter cake low temperature air-dry apparatus, it is characterized in that: described air outlet is arranged between each conveying belt guipure, and the air blast mode is air blast up and/or down.
7. a kind of sludge filter cake low temperature air-dry apparatus according to claim 1 is characterized in that: described sludge air drying mechanism is provided with exhaust collection and water washing mechanism, and described exhaust collection and water washing mechanism comprise induced draft fan air collector and tail gas water washing device; Sludge filter cake precrushing mechanism is provided with the exhaust collection pipe and is connected with induced draft fan, and induced draft fan is connected with the tail gas water washing device by airduct, and the tail gas water washing device is provided with overflow port.
8. a kind of sludge filter cake low temperature air-dry apparatus according to claim 1, it is characterized in that: described dry wind generating mechanism is connected with the tail gas water washing device by condensate pump.
9. sludge filter cake low temperature air-dry apparatus according to claim 1 is characterized in that: described conveying belt be can hold thing again can the airy steel mesh, filter cloth or plastic wire make.
10. sludge filter cake low temperature air-dry apparatus according to claim 1, it is characterized in that: described conveying belt can be provided with more than 4 layers or 4 layers.
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| CN2009202364914U CN201517065U (en) | 2009-09-28 | 2009-09-28 | Sludge filter cake low-temperature air dry device |
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| CN2009202364914U CN201517065U (en) | 2009-09-28 | 2009-09-28 | Sludge filter cake low-temperature air dry device |
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| CN201517065U true CN201517065U (en) | 2010-06-30 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101671106B (en) * | 2009-09-28 | 2012-11-07 | 广州普得环保设备有限公司 | Method and device for sludge filter cake aerobic air drying |
| CN103819071A (en) * | 2014-03-18 | 2014-05-28 | 王兢 | Sludge drying method and system |
| CN103910478A (en) * | 2012-12-29 | 2014-07-09 | 苏州格瑞展泰再生能源有限公司 | Two-stage drying and pyrolysis method for sludge disposal and heat energy utilization and device system |
| CN104230138A (en) * | 2014-07-11 | 2014-12-24 | 浙江三联环保机械设备有限公司 | Belt type sludge dryer |
| CN107782115A (en) * | 2017-10-24 | 2018-03-09 | 景津环保股份有限公司 | Closed type high temperature and low temperature filter cake dehumidifying heat pump |
| CN110342773A (en) * | 2019-07-09 | 2019-10-18 | 上海砼领建筑科技有限公司 | A kind of mud waste pulp drying production line |
-
2009
- 2009-09-28 CN CN2009202364914U patent/CN201517065U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101671106B (en) * | 2009-09-28 | 2012-11-07 | 广州普得环保设备有限公司 | Method and device for sludge filter cake aerobic air drying |
| CN103910478A (en) * | 2012-12-29 | 2014-07-09 | 苏州格瑞展泰再生能源有限公司 | Two-stage drying and pyrolysis method for sludge disposal and heat energy utilization and device system |
| CN103910478B (en) * | 2012-12-29 | 2016-03-09 | 苏州格瑞展泰再生能源有限公司 | The sludge disposal of two sections of mummification, pyrolysis, heat energy utilization method and apparatus system |
| CN103819071A (en) * | 2014-03-18 | 2014-05-28 | 王兢 | Sludge drying method and system |
| CN104230138A (en) * | 2014-07-11 | 2014-12-24 | 浙江三联环保机械设备有限公司 | Belt type sludge dryer |
| CN104230138B (en) * | 2014-07-11 | 2015-10-28 | 浙江三联环保机械设备有限公司 | Belt-type sludge drier |
| CN107782115A (en) * | 2017-10-24 | 2018-03-09 | 景津环保股份有限公司 | Closed type high temperature and low temperature filter cake dehumidifying heat pump |
| CN107782115B (en) * | 2017-10-24 | 2019-12-31 | 景津环保股份有限公司 | Closed high-temperature and low-temperature filter cake dehumidifying dryer |
| CN110342773A (en) * | 2019-07-09 | 2019-10-18 | 上海砼领建筑科技有限公司 | A kind of mud waste pulp drying production line |
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