CN207210242U - A kind of sludge at low temperature drying equipment - Google Patents
A kind of sludge at low temperature drying equipment Download PDFInfo
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- CN207210242U CN207210242U CN201721094358.0U CN201721094358U CN207210242U CN 207210242 U CN207210242 U CN 207210242U CN 201721094358 U CN201721094358 U CN 201721094358U CN 207210242 U CN207210242 U CN 207210242U
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- sludge
- low temperature
- dewatering unit
- mud
- tubular shell
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Abstract
It the utility model is related to a kind of sludge at low temperature drying equipment, the sludge at low temperature drying equipment includes flocculation tank, dewatering unit, wet mud feed bin, low temperature desiccation machine and the dewatered sludge feed bin being sequentially connected, agitating device is set in flocculation tank, fold spiral shell dewatering unit and right folded spiral shell dewatering unit in the left side that dewatering unit includes same structure, fold the tubular shell that spiral shell dewatering unit includes being obliquely installed in the folded spiral shell dewatering unit/right side in a left side, spiral propeller, the inwall coating polytetrafluorethylecoatings coatings of tubular shell are set in tubular shell；The multiple shower nozzles being connected with cleaning water pipe are set in tubular shell, and each shower nozzle is placed between tubular housing inner wall and spiral propeller and is placed in the top of spiral propeller；Each shower nozzle is set in hollow disc-shape, bottom wall, annular sidewall and the roof of each shower nozzle are provided with multiple hole for water sprayings, so that the water in cleaning water pipe can spray through 360 degree of directions of shower nozzle, it is easy to carry out comprehensive cleaning to tubular housing inner wall, spiral propeller, improves cleaning effect.
Description
Technical field
Sludge treatment device technical field is the utility model is related to, particularly a kind of sludge at low temperature drying equipment.
Background technology
Sludge is the end product of sewage disposal process, is important pollution sources, if untreated, will to air, water body,
Soil produces serious pollution, but also can accelerate the propagation of some human diseases.In numerous sludge disposal technologies, take off
Water, desiccation, burning process are an important technologies, its basic process be sludge is concentrated, desiccation, finally burn, and
Heat energy caused by burning is reclaimed；Most of sludge dewatering is using centrifugation or belt type dewaterer, it is impossible to deep dehydration is carried out,
Excess sludge can only be first dewatered to the wet mud of moisture content 80% in factory, dewaterer, which exists, clears up the problem of difficult, easily
Breed bacteria；Most of sludge drying is directly or indirectly heated by steam, and most of designs consider processing moisture content 80%
Wet mud, moisture percentage in sewage sludge is reached 10-30%, and it is most of in factory individually on a set of mud drying device（Needed in factory
Upper one independent boiler provides thermal source again）Or progress sludge heat drying disposal outside factory is transported to again；One kind is provided to may be easy to clearly
The sludge at low temperature drying equipment wash, being easy to transport after desiccation is the technical barrier that those skilled in the art are badly in need of solving.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of simple in construction, easy cleaned sludge at low temperature desiccation and set
It is standby.
In order to solve the above technical problems, sludge at low temperature drying equipment provided by the utility model, including：The wadding being sequentially connected
Solidifying tank, dewatering unit, wet mud feed bin, low temperature desiccation machine and dewatered sludge feed bin, the interior setting agitating device of the flocculation tank are described
Spiral shell dewatering unit and right folded spiral shell dewatering unit are folded in the left side that dewatering unit includes same structure, and the left folded spiral shell dewatering unit/right side is folded
Spiral shell dewatering unit includes the tubular shell being obliquely installed, and spiral propeller, the inwall of the tubular shell are set in tubular shell
Coat polytetrafluorethylecoatings coatings；The multiple shower nozzles being connected with cleaning water pipe are set in the tubular shell, and each shower nozzle is placed in cylinder
Between shape inner walls and the spiral propeller and it is placed in the top of spiral propeller；Each shower nozzle is set in hollow disc-shape, respectively
Bottom wall, annular sidewall and the roof of shower nozzle are provided with multiple hole for water sprayings, so that the water in cleaning water pipe can be through 360 degree of directions of shower nozzle
Spray, be easy to carry out comprehensive cleaning to tubular housing inner wall, spiral propeller, improve cleaning effect；Dewatering unit is discharged
Wet mud enter low temperature desiccation machine through wet mud feed bin, low temperature drying is carried out by low temperature desiccation machine, the dewatered sludge of acquisition enters
Dewatered sludge feed bin.
Further, the bottom of the tubular shell communicates through enters mud pipe road with the flocculation tank, the mud inlet in enters mud pipe road
Communicated with flocculation tank, the mud mouth in enters mud pipe road is communicated with the bottom of the tubular shell, and mud inlet is set higher than the mud mouth
Put, so that the water-containing sludge in flocculation tank can enter tubular shell by gravity.
Further, filtrate water receiving tank is obliquely installed on the downside of the tubular shell, the upside of the filtrate water receiving tank with it is described
Communicated on the downside of tubular shell, the angle of inclination of the filtrate water receiving tank is identical with the angle of inclination of the tubular shell, so that spiral shell
The sewage of rotation propeller extrusion can be directly entered filtrate water receiving tank.
Further, the upper end of the flocculation tank sets sludge import and overfall, can be by when the water-containing sludge of addition is excessive
Overfall is discharged；The middle part of the flocculation tank sets clear water rinse mouth, is easy to being rinsed in flocculation tank.
Further, the low temperature desiccation machine includes desiccation casing and the supporting plate that can be placed in the casing, the desiccation case
Internal middle part sets plate supporting frame, holds the supporting plate of wet mud to be used in and can be overlapped on the plate supporting frame；The desiccation case
The electric heater of hot gas is provided in vivo, and the desiccation casing is interior, the lower section of supporting plate sets puff prot, enters through electric heater
Gas after row heating is sprayed upwards through pipeline, puff prot, and the wet mud being opposite in supporting plate is thermally dried, the desiccation
Top in casing sets air-suction cover, so that the gas after heating enters after being heated from top to bottom to the wet mud in supporting plate
The air-suction cover.
The technique effect of utility model：（1）Sludge at low temperature drying equipment of the present utility model, relative to prior art, spray
Multiple hole for water sprayings are equipped with the bottom wall of head, annular sidewall and roof, so that the water in cleaning water pipe can be through 360 degree of directions of shower nozzle
Spray, while tubular housing inner wall coating polytetrafluorethylecoatings coatings, quickly tubular housing inner wall and spiral propeller can be entered
Row cleaning, improves cleaning performance；（2）The bottom of tubular shell communicates through enters mud pipe road with flocculation tank so that containing in flocculation tank
Sewage sludge can rely on gravity to enter in tubular shell；（3）The middle part of flocculation tank sets clear water rinse mouth, is easy to entering in flocculation tank
Row rinses.
Brief description of the drawings
The utility model is described in further detail with reference to Figure of description：
Fig. 1 is process chart when the utility model sludge at low temperature drying equipment uses；
Fig. 2 is the structural representation of the folded spiral shell dewaterer of the utility model sludge at low temperature drying equipment；
Fig. 3 is the top view of folded spiral shell dewaterer；
Fig. 4 is the structural representation of low temperature desiccation machine.
In figure：Sludge-tank 1, dewatering unit 2, flocculation tank 20, stirring motor 201, clear water rinse mouth 203, agitator slow down
Machine 204, flocks tank mud inlet 205, overfall 206, the folded spiral shell dewatering unit 21 in a left side, tubular shell 210, concentrating part 211, de-watering section
212, helical axis 213, electric rotating machine 214, graft clay plate 215, shower nozzle 216, filtrate water receiving tank 217, filtrate discharge outlet 218, enters mud
Pipeline 219, the folded spiral shell dewatering unit 22 in the right side, power distribution cabinet 23, cleans water pipe 24, the first ribbon conveyer 3, wet mud feed bin 4, conveying
Pump 5, low temperature desiccation machine 6, plate supporting frame 61, supporting plate 62, air inlet 63, electric heater 64, puff prot 65, air-suction cover 66, exhaust outlet
67, the second ribbon conveyer 7, bucket elevator 8, dewatered sludge feed bin 9, transport vehicle 10.
Embodiment
As shown in Figures 1 to 4, the sludge at low temperature drying equipment of the present embodiment includes the flocculation tank being sequentially connected to embodiment 1
20th, dewatering unit 2, wet mud feed bin 4, low temperature desiccation machine 6 and dewatered sludge feed bin 9, the upper end of flocculation tank 20 set sludge to enter mud
Mouth 205 and overfall 206, can be discharged when the water-containing sludge of addition is excessive by overfall 206；Stirring is set in flocculation tank 20
Device, the agitating device drive with stirring motor 201 and blender reducer 204, are easy to adding in flocculation tank 20
Sludge is stirred；The middle part of flocculation tank 20 sets clear water rinse mouth 203, and the bottom of flocculation tank 20 sets flocculation tank evacuation port
202, it is easy to carrying out clear water flushing in flocculation tank 20.
Fold spiral shell dewatering unit 21 and right folded spiral shell dewatering unit 22, the folded spiral shell dehydration in a left side in the left side that dewatering unit 2 includes same structure
Unit 22 includes the tubular shell 210 being obliquely installed, and the bottom of tubular shell 210 communicates through enters mud pipe road 219 with flocculation tank 20,
Specifically the mud inlet in enters mud pipe road 219 communicates with flocculation tank 20, the mud mouth in enters mud pipe road 219 and the bottom of tubular shell 210
End is communicated, and mud inlet is set higher than mud mouth, so that the water-containing sludge in flocculation tank 20 can enter tubular shell 210 by gravity
It is interior.
Screw impeller is provided with tubular shell 210, screw impeller is by helical axis 213, is welded on helical axis
Helical blade, drive electric rotating machine 214, spaced multiple retainer rings and multiple travelling ring groups that helical axis rotates into；
Gap between retainer ring and travelling ring is stitched for filter, and helical axis 213 is through in retainer ring and travelling ring, before helical axis 213
Section be concentrating part 211, back segment be de-watering section 212, helical axis 213 rotation forces act under, sludge from concentrating part 211 to take off
Water portion 212 moves, and the effect for being changed by pitch and being rotated produces extruding to sludge, and so as to reach the purpose of dehydration, water is through trip
Filter seam between rotating ring and retainer ring filters out, and the automatic cleaning to filter seam can be achieved in the movement of travelling ring, and sludge is concentrated
After dewatering unit processing, turn into the wet mud that moisture content is reduced to 70% or so.The inwall coating polytetrafluoro of tubular shell 210
Vinyl coating；The multiple shower nozzles 216 being connected with cleaning water pipe 4 are set in tubular shell 210, and each shower nozzle 216 is placed in cylindrical case
Between the inwall of body 210 and spiral propeller and it is placed in the top of spiral propeller；Each shower nozzle 216 is set in hollow disc-shape, each spray
First 216 bottom wall, annular sidewall and roof is provided with multiple hole for water sprayings so that the water in cleaning water pipe can through 360 degree of shower nozzle to
Outer ejection, it is easy to carry out comprehensive cleaning to the inwall of tubular shell 210, spiral propeller, improves cleaning effect.
The downside of tubular shell 210 is obliquely installed filtrate water receiving tank 217, the upside of the filtrate water receiving tank 217 and cylindrical case
The downside of body 210 communicates, and the angle of inclination of the filtrate water receiving tank 217 is identical with the angle of inclination of tubular shell 210, so that spiral
The sewage of propeller extrusion can be directly entered filtrate water receiving tank 217 and be discharged by the filtrate discharge outlet 218 of bottom.The folded spiral shell dehydration in the right side
Unit 22 is identical with the structure of left folded spiral shell dewatering unit 21, is not described further.
Wet mud of the dewatering unit through the discharge of plate 215 of grafting clay is transported to wet mud feed bin 4 by the first ribbon conveyer 3 and carried out
Storage；Low temperature desiccation machine 6 includes desiccation casing and the supporting plate 62 that can be placed in casing, and the middle part in desiccation casing sets plate supporting frame
61, hold the supporting plate 62 of wet mud to be used in and can be overlapped on plate supporting frame 61；Hot gas is provided in desiccation casing
Electric heater 64, the desiccation casing is interior, the lower section of supporting plate 62 sets puff prot 65, the gas after electric heater 64 is heated
Sprayed upwards through pipeline, puff prot 65, the top in desiccation casing sets air-suction cover 66 and exhaust outlet 67, so that the gas after heating
Body enters air-suction cover 66 and discharged by exhaust outlet 67 from top to bottom.
In use, the sludge being stored in sludge-tank 1 introduces flocculation tank 20, added according to sludge weight in flocculation tank 20
Appropriate flocculant, and be stirred, the material in flocculation tank 20 enters the cylindrical case of folded spiral shell dewatering unit through enters mud pipe road 219
In body 210, thickening is carried out by spiral propeller, the sewage of extrusion is directly entered filtrate water receiving tank 217 and the filter through bottom
Liquid discharge outlet 218 is discharged, and wet mud is discharged through the plate 215 that grafts clay and is transported to wet mud feed bin 4 through the first ribbon conveyer 3 and carries out
Storage；Wet mud in wet mud feed bin 4 can be pumped on supporting plate 62 through delivery pump 5, and supporting plate 62 is put into low temperature desiccation machine
In casing, the electric heater 64 of low temperature desiccation machine 6 is opened, and dry air is introduced by air inlet 63, is entered by electric heater 64
Sprayed upwards through pipeline, puff prot 65 after row heating, the wet mud on casing inner shoe 62 is thermally dried, acquisition is done
Sludge can be transported to dewatered sludge feed bin 9 through the second ribbon conveyer 7 and bucket elevator 8 and be stored, finally by transport vehicle 10
Transport.
Obviously, above-described embodiment is only intended to clearly illustrate the utility model example, and is not to this reality
With the restriction of new embodiment.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these
Belong to obvious changes or variations that spirit of the present utility model is amplified out still in the scope of protection of the utility model
Among.
Claims (5)
- A kind of 1. sludge at low temperature drying equipment, it is characterised in that including：The flocculation tank that is sequentially connected, dewatering unit, wet mud material Storehouse, low temperature desiccation machine and dewatered sludge feed bin, the flocculation tank is interior to set agitating device, and the dewatering unit includes same structure The folded spiral shell dewatering unit in a left side and right folded spiral shell dewatering unit, spiral shell dewatering unit is folded on the left folded spiral shell dewatering unit/right side to be included being obliquely installed Tubular shell, the spiral propeller being made up of retainer ring, travelling ring and helical axis, the tubular shell are set in tubular shell Inwall coating polytetrafluorethylecoatings coatings；The multiple shower nozzles being connected with cleaning water pipe, each shower nozzle are set in the tubular shell It is placed between tubular housing inner wall and the spiral propeller and is placed in the top of spiral propeller；Each shower nozzle is in hollow disc-shape Set, bottom wall, annular sidewall and the roof of each shower nozzle are provided with multiple hole for water sprayings；The wet mud of dewatering unit discharge is through wet mud Feed bin enters low temperature desiccation machine, carries out low temperature drying by low temperature desiccation machine, the dewatered sludge of acquisition enters dewatered sludge feed bin.
- 2. sludge at low temperature drying equipment according to claim 1, it is characterised in that the bottom of the tubular shell is through entering mud Pipeline communicates with the flocculation tank, and the mud inlet in enters mud pipe road communicates with flocculation tank, the mud mouth in enters mud pipe road and the tubular The bottom of housing is communicated, and mud inlet is set higher than the mud mouth.
- 3. sludge at low temperature drying equipment according to claim 2, it is characterised in that the downside of the tubular shell tilts and set Filtrate water receiving tank is put, the upside of the filtrate water receiving tank on the downside of the tubular shell with communicating, the inclination angle of the filtrate water receiving tank Degree is identical with the angle of inclination of the tubular shell.
- 4. sludge at low temperature drying equipment according to claim 3, it is characterised in that the upper end of the flocculation tank sets sludge Import and overfall, it can be discharged when the water-containing sludge of addition is excessive by overfall；The middle part of the flocculation tank sets clear water Rinse mouth.
- 5. sludge at low temperature drying equipment according to claim 4, it is characterised in that the low temperature desiccation machine includes desiccation case Body and the supporting plate that can be placed in the casing, the middle part in the desiccation casing set plate supporting frame；Set in the desiccation casing For the electric heater of hot gas, the desiccation casing is interior, the lower section of supporting plate sets puff prot, after electric heater is heated Gas sprayed upwards through pipeline, puff prot, the wet mud being opposite in supporting plate is thermally dried, in the desiccation casing Top sets air-suction cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721094358.0U CN207210242U (en) | 2017-08-29 | 2017-08-29 | A kind of sludge at low temperature drying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721094358.0U CN207210242U (en) | 2017-08-29 | 2017-08-29 | A kind of sludge at low temperature drying equipment |
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| Publication Number | Publication Date |
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| CN207210242U true CN207210242U (en) | 2018-04-10 |
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| CN201721094358.0U Active CN207210242U (en) | 2017-08-29 | 2017-08-29 | A kind of sludge at low temperature drying equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392832A (en) * | 2020-01-22 | 2020-07-10 | 江苏凯华怡环保实业有限公司 | Ash-water separating device |
| CN114671583A (en) * | 2022-04-29 | 2022-06-28 | 滁州学院 | Indoor pressure filling and dehydrating device for geotechnical pipe bag and operation method |
-
2017
- 2017-08-29 CN CN201721094358.0U patent/CN207210242U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392832A (en) * | 2020-01-22 | 2020-07-10 | 江苏凯华怡环保实业有限公司 | Ash-water separating device |
| CN114671583A (en) * | 2022-04-29 | 2022-06-28 | 滁州学院 | Indoor pressure filling and dehydrating device for geotechnical pipe bag and operation method |
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