CN205222977U - Sludge drying tower - Google Patents

Sludge drying tower Download PDF

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Publication number
CN205222977U
CN205222977U CN201521000372.0U CN201521000372U CN205222977U CN 205222977 U CN205222977 U CN 205222977U CN 201521000372 U CN201521000372 U CN 201521000372U CN 205222977 U CN205222977 U CN 205222977U
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China
Prior art keywords
housing
umbrella shape
mud
mesh plate
main shaft
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Application number
CN201521000372.0U
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Chinese (zh)
Inventor
黄学祥
张尉
王国龙
秦小飞
许志远
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JIANGSU LIANGUAN MACHINERY Co Ltd
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JIANGSU LIANGUAN MACHINERY Co Ltd
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Abstract

The utility model discloses a sludge drying tower is provided with the feed inlet at the casing top, is provided with the discharge gate in the casing bottom, the main shaft is vertical to be set up in the casing to down being provided with at least a set of mud homogenization discharge apparatus from last in the casing, the upper end of main shaft from down supreme pass in proper order behind the through -hole of respectively organizing on the mud homogenization discharge apparatus stretch out the casing from the through -hole of casing upper end outside, the main shaft that stretches out the casing outer is connected with drive arrangement, mud gets into from the feed inlet, loops through under extremely on follow respectively to organize to follow the discharge gate behind the mud homogenization discharge apparatus and export, be provided with the agitating unit who breaks up mud on the main shaft that lies in the mud homogenization discharge apparatus of lower floor below, still be provided with flue gas pipeline group at the casing inner chamber that is arranged in the mud homogenization discharge apparatus of lower floor below. Above -mentioned sludge drying tower's energy consumption is low, sludge drying is efficient and sludge drying's homogeneity is good.

Description

Drying sludge tower
Technical field
The utility model relates to drying sludge treatment facility, particularly relates to a kind of drying sludge tower.
Background technology
Mud is the by product in sanitary sewage, During Industrial Wastewater Treatment Process, and water content is up to 95% ~ 98%.At present landfill, compost and burning three kinds of modes are mainly contained to the processing mode of mud.Land-fill method is adopted to process mud, owing to containing various poisonous and harmful substances in mud, the mud of landfill soaks seepage meeting polluted underground water through rainwater, greatly threaten the life of people with healthy, and landfill yard landfill specifies that mud higher than 60%, thus must not be carried out landfill disposal and be subject to more restriction by the water content of the mud be landfilled.Composting mode is adopted to process mud, compost foul smell is larger, greatly have impact on the environment of surrounding, in addition, although containing abundant organism and a certain amount of nitrogen, phosphorus, potassium in mud, but also containing the objectionable impurities such as polychlorobiphenyl and heavy metal in mud, only can be used in gardens and construction of city afforestation, thus mud be carried out compost treatment and also receive more restriction.Burning mode is adopted to process mud, organic constituent in mud whole carbonization can be generated stable inorganics by burning, residue odorless sterile after burning is harmless, volume can reduce 60%, residue after burning can be used to brickmaking, makes cement additive etc., mud is carried out burning disposal have subtract appearance, weight-loss ratio is high, processing speed is fast, the innoxious advantage such as thoroughly.Although sludge incineration can realize the most thoroughly, farthest subtract appearance, but the water content of mud is up to 95% ~ 98%, directly carries out burning energy consumption to it higher, therefore needs first to carry out drying treatment to mud, then burn again.At present two kinds are mainly contained to the withering mode of mud, a kind of mode is exposed to the sun under mud being positioned over the sun, another kind is positioned in burning boiler by mud to heat, but above-mentioned two kinds long to the time of drying of the withering mode of mud, the drying sludge degree after drying treatment not evenly, to dehydrate efficiency very low.
Utility model content
The required technical problem solved of the utility model is: provide that a kind of energy consumption is low, drying sludge efficiency is high and the drying sludge tower of drying sludge good uniformity.
For solving the problem, the technical solution adopted in the utility model is: described drying sludge tower, comprise: the vertical housing arranged, is provided with the opening for feed with the intracavity inter-connection of housing in case top, housing bottom is provided with the discharge port with the intracavity inter-connection of housing; Be provided with at least one group of mud homogenizing dumping device in the housing from top to bottom, main shaft is vertically arranged in housing, the upper end of main shaft is from bottom to up successively through stretching out housing from the through hole of housing upper end after the through hole on each group of mud homogenizing dumping device, the main shaft stretched out outside housing is connected with drive unit, mud after entering from opening for feed from top to bottom successively by exporting from discharge port after each group of mud homogenizing dumping device; Be provided with the whipping appts broken up by mud being positioned on the main shaft below orlop mud homogenizing dumping device; Also be provided with flue group being arranged in the housing cavity below orlop mud homogenizing dumping device, high-temperature gas enters in housing by flue group and flows from bottom to top, exports successively through after each mud homogenizing dumping device from opening for feed.
Further, aforesaid drying sludge tower, wherein, the structure often organizing mud homogenizing dumping device is: be arranged at intervals with the umbrella shape mesh plate of band mesh and the mesh plate of falling umbrella shape of band mesh in the housing, the edge of umbrella shape mesh plate and the edge of the mesh plate of falling umbrella shape are fixedly installed on housing cavity wall respectively, umbrella shape mesh plate is positioned at the top of the mesh plate of falling umbrella shape, the communicating pores of some up/down perforations is provided with in umbrella shape mesh plate edge, each communicating pores aperture is greater than the mesh aperture on umbrella shape mesh plate, the upper through hole passed through for main shaft is provided with in the middle part of umbrella shape mesh plate, the lower through-hole passed through for main shaft is provided with in the middle part of the mesh plate of falling umbrella shape, main shaft interts when being arranged in through hole and lower through-hole, spacing between main shaft and upper through hole is less than the aperture of each communicating pores, spacing between main shaft and lower through-hole is greater than mesh aperture on the mesh plate of falling umbrella shape, main shaft above umbrella shape mesh plate is fixedly installed upper scraping plate, main shaft above the mesh plate of falling umbrella shape is fixedly installed lower scraping plate, when drive unit drive shaft is rotated, upper scraping plate can by the mud uniform distribution that collects to each communicating pores in the middle part of umbrella shape mesh plate on the upper surface of umbrella shape mesh plate, then fall to the mesh plate of falling umbrella shape edge from each communicating pores, lower scraping plate by mud uniform distribution from the mesh plate of falling umbrella shape edge to lower through-hole that collect along on the upper surface of the mesh plate of falling umbrella shape, then can drop downwards from lower through-hole.
Further, aforesaid drying sludge tower, wherein, is arranged at intervals with three groups of mud homogenizing dumping device in the housing from top to bottom.
Further, aforesaid drying sludge tower, wherein, the structure of described drive unit is: case top is provided with reducing motor, and the output shaft of reducing motor is connected with main shaft by transmission mechanism.
Further, aforesaid drying sludge tower, wherein, the structure of described whipping appts is: on main shaft, be arranged at intervals with at least two stirring rakes from top to bottom.
Further, aforesaid drying sludge tower, wherein, described flue group comprises the first flue group and the second flue group, and the first flue group and the second flue group are symmetrically distributed in the both sides of housing cavity respectively.
Further, aforesaid drying sludge tower, wherein, the first flue group is made up of at least three the first flues, and the upper end of each first flue makes the exhanst gas outlet on it towards the internal chamber wall of housing respectively to outer lateral buckling; Second flue group is made up of at least three the second flues, and the upper end of each second flue makes the exhanst gas outlet on it towards the internal chamber wall of housing respectively to outer lateral buckling.
Further, aforesaid drying sludge tower, wherein, housing sidewall between the first flue group and the second flue group offers the first access hole be connected with housing cavity, first access hole covers by the first access door, each umbrella shape mesh plate offers the second access hole respectively, the second access door of the band mesh that corresponding second access hole can be covered is provided with at each second access hole place, the each mesh plate of falling umbrella shape offers the 3rd access hole respectively, the 3rd access door of the band mesh that corresponding 3rd access hole can be covered is provided with at each 3rd access hole place.
Further, aforesaid drying sludge tower, wherein, housing is provided with temperature sensor, pressure transmitter and safety valve, and housing sidewall is also provided with porthole and reserved charging opening.
Further, aforesaid drying sludge tower, wherein, the internal chamber wall of housing is provided with the thermal insulation layer be made up of lagging material, thermal insulation layer inner side-wall arranges the flame retardant coating be made up of refractory materials.
The beneficial effects of the utility model are: the setting of (one) mud homogenizing dumping device can reduce the speed that mud drops greatly downwards, and greatly increase the area that contacts with high-temperature gas of mud, thus make mud can the abundant contact heat-exchanging with high-temperature gas better, substantially increase the drying efficiency of mud and the homogeneity of drying sludge; (2) upper end of each first flue and each second flue is made to make the exhanst gas outlet on it towards the internal chamber wall of housing respectively to outer lateral buckling, the mud occurring dropping can be avoided so downwards to fall in each first flue and each second flue thus block each first flue and each second flue phenomenon, when ensureing the work of drying sludge tower each first flue and each second flue unblocked, safe and reliable; (3) energy consumption of drying sludge tower is low, easy to maintenance, convenient, greatly reduces maintenance cost and cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of drying sludge tower described in the utility model.
Fig. 2 is the structural representation that Fig. 1 overlooks direction.
Fig. 3 is the internal structure schematic diagram of the right apparent direction of Fig. 1.
Fig. 4 is the structural representation of one group of mud homogenizing dumping device.
Fig. 5 is the structural representation of whipping appts and flue group.
Fig. 6 is the structural representation that Fig. 5 overlooks direction flue group.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, technical scheme described in the utility model is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, drying sludge tower described in the present embodiment, comprise: the vertical housing 1 arranged, is provided with the opening for feed 13 be connected with the inner chamber 10 of housing 1, is provided with the discharge port be connected with the inner chamber 10 of housing 1 in the bottom of housing 1 at the top of housing 1; Be provided with at least one group of mud homogenizing dumping device 3 within the case 1 from top to bottom, in the present embodiment, in the inner chamber 10 of housing 1, be arranged at intervals with three groups of mud homogenizing dumping device 3 from top to bottom.Main shaft 2 is vertically arranged in housing 1, the upper end of main shaft 2 is from bottom to up successively through stretching out housing 1 from the through hole of housing 1 upper end after the through hole on each group of mud homogenizing dumping device 3, the main shaft 2 stretched out outside housing 1 is connected with drive unit, the structure of described drive unit is: the top of housing 1 is provided with reducing motor 11, the output shaft of reducing motor 11 is connected with main shaft 2 by transmission mechanism, described transmission mechanism can adopt one or more in V belt translation, chain drive, geartransmission, and the transmission mechanism in the present embodiment adopts chain drive.Mud after entering from opening for feed 13 from top to bottom successively by exporting from discharge port after each group of mud homogenizing dumping device 3; Be provided with the whipping appts broken up by mud being positioned on the main shaft 2 below orlop mud homogenizing dumping device 3, the structure of the whipping appts described in the present embodiment is: on main shaft 2, be arranged at intervals with at least two stirring rakes 4 from top to bottom.Flue group 5 is also provided with at the inner chamber 10 of housing 1 of the below being arranged in orlop mud homogenizing dumping device 3, high-temperature gas enters in the inner chamber 10 of housing 1 by flue group 5 and also flows from bottom to top, exports successively through after each mud homogenizing dumping device 3 from opening for feed 13.On the internal chamber wall of housing 1, the thermal insulation layer 16 be made up of lagging material is provided with in the present embodiment, described lagging material can adopt ceramic fiber, the inner side-wall of thermal insulation layer 16 arranges the flame retardant coating 17 be made up of refractory materials, and described refractory materials can adopt refractory mortar.
As shown in Figure 3 and Figure 4, the structure often organizing mud homogenizing dumping device 3 is: in the inner chamber 10 of housing 1, be arranged at intervals with the umbrella shape mesh plate 31 of band mesh and the mesh plate of falling umbrella shape 32 of band mesh, the edge of umbrella shape mesh plate 31 and the edge of the mesh plate of falling umbrella shape 32 are fixedly installed on the internal chamber wall of housing 1 respectively, umbrella shape mesh plate 31 is positioned at the top of the mesh plate of falling umbrella shape 32, the communicating pores 311 of some up/down perforations is provided with in umbrella shape mesh plate 31 edge, each communicating pores 311 aperture is greater than the mesh aperture on umbrella shape mesh plate 31, the upper through hole passed through for main shaft 2 is provided with at the middle part of umbrella shape mesh plate 31, the lower through-hole passed through for main shaft 2 is provided with at the middle part of the mesh plate of falling umbrella shape 32, main shaft 2 interts when being arranged in through hole and lower through-hole, spacing between main shaft 2 and upper through hole is less than the aperture of each communicating pores 311, spacing between main shaft 2 and lower through-hole is greater than mesh aperture on the mesh plate of falling umbrella shape 32, main shaft 2 above umbrella shape mesh plate 31 is fixedly installed upper scraping plate 61, main shaft 2 above the mesh plate of falling umbrella shape 32 is fixedly installed lower scraping plate 62, when reducing motor 11 drive shaft 2 is rotated, upper scraping plate 61 can by the mud uniform distribution that drops in the middle part of umbrella shape mesh plate 31 on the upper surface of umbrella shape mesh plate 31, mud collects along the upper surface of umbrella shape mesh plate 31 to each communicating pores 311 and falls to the edge of the mesh plate of falling umbrella shape 32 from each communicating pores 311, lower scraping plate 62 can by the mud uniform distribution that drops at the mesh plate of falling umbrella shape 32 edge on the upper surface of the mesh plate of falling umbrella shape 32, mud collects to lower through-hole along the upper surface of the mesh plate of falling umbrella shape 32 and drops downwards from lower through-hole.
As shown in Figure 3, Figure 5 and Figure 6, the flue group 5 described in the present embodiment comprises the first flue group and the second flue group, and the first flue group and the second flue group are symmetrically distributed in the both sides of the inner chamber 10 of housing 1 respectively.First flue group is made up of at least three the first flues 51, the first flue group described in the present embodiment is made up of the first flue 51 that five are set up in parallel, the upper end of each first flue 51, respectively to outer lateral buckling, makes the exhanst gas outlet 511 of each first flue 51 respectively towards the internal chamber wall of housing 1; Second flue group is made up of at least three the second flues 52, the second flue group described in the present embodiment is made up of the second flue 52 that five are set up in parallel, the upper end of each second flue 52, respectively to outer lateral buckling, makes the internal chamber wall of exhanst gas outlet 521 towards housing 1 of each second flue 52.On housing 1 sidewall between the first flue group and the second flue group, the first access hole be connected with the inner chamber 10 of housing 1 is offered in the present embodiment, first access hole can cover by the first access door 14, each umbrella shape mesh plate 31 offers the second access hole respectively, the second access door of the band mesh that corresponding second access hole can be covered is provided with at each second access hole place, the each mesh plate of falling umbrella shape 32 offers the 3rd access hole respectively, the 3rd access door of the band mesh that corresponding 3rd access hole can be covered is provided with at each 3rd access hole place.On housing 1, also temperature sensor is provided with in the present embodiment, pressure transmitter and safety valve, temperature sensor and pressure transmitter are for detecting temperature value in the inner chamber 10 of housing 1 and force value, when the force value in inner chamber 10 is too high, can open the safety-valve and carry out pressure release, housing 1 sidewall is also provided with porthole and reserved charging opening 12, during the work of drying sludge tower, operator can observe drying sludge situation in inner chamber 10 through porthole, to control drying sludge tower better, in actual use, the discharge port of drying sludge tower lower end is connected with combustion unit, the mud dropped from drying sludge tower is fallen into combustion unit and is burned, burn the flue gas of generation as the high-temperature gas entering inner chamber 10, other material can also be added in mud in actual use by reserved charging opening 12, thus the mud fallen in combustion unit can be burned better.
The utility model has the advantages that: the setting of (one) mud homogenizing dumping device 3 can reduce the speed that mud drops greatly downwards, and greatly increase the area that contacts with high-temperature gas of mud, thus make mud can the abundant contact heat-exchanging with high-temperature gas better, substantially increase the drying efficiency of mud and the homogeneity of drying sludge; (2) upper end of each first flue 51 and each second flue 52 is made to make the exhanst gas outlet on it towards the internal chamber wall of housing respectively to outer lateral buckling, the mud occurring dropping can be avoided so downwards to fall in each first flue 51 and each second flue 52 thus block each first flue 51 and each second flue 52 phenomenon, when ensureing the work of drying sludge tower each first flue 51 and each second flue 52 unblocked, safe and reliable; (3) energy consumption of (three) drying sludge tower is low, easy to maintenance, convenient, greatly reduces maintenance cost and cost.

Claims (10)

1. drying sludge tower, comprising: the vertical housing arranged, is characterized in that: case top is provided with the opening for feed with the intracavity inter-connection of housing, housing bottom is provided with the discharge port with the intracavity inter-connection of housing; Be provided with at least one group of mud homogenizing dumping device in the housing from top to bottom, main shaft is vertically arranged in housing, the upper end of main shaft is from bottom to up successively through stretching out housing from the through hole of housing upper end after the through hole on each group of mud homogenizing dumping device, the main shaft stretched out outside housing is connected with drive unit, mud after entering from opening for feed from top to bottom successively by exporting from discharge port after each group of mud homogenizing dumping device; Be provided with the whipping appts broken up by mud being positioned on the main shaft below orlop mud homogenizing dumping device; Also be provided with flue group being arranged in the housing cavity below orlop mud homogenizing dumping device, high-temperature gas enters in housing by flue group and flows from bottom to top, exports successively through after each mud homogenizing dumping device from opening for feed.
2. according to drying sludge tower according to claim 1, it is characterized in that: the structure often organizing mud homogenizing dumping device is: be arranged at intervals with the umbrella shape mesh plate of band mesh and the mesh plate of falling umbrella shape of band mesh in the housing, the edge of umbrella shape mesh plate and the edge of the mesh plate of falling umbrella shape are fixedly installed on housing cavity wall respectively, umbrella shape mesh plate is positioned at the top of the mesh plate of falling umbrella shape, the communicating pores of some up/down perforations is provided with in umbrella shape mesh plate edge, each communicating pores aperture is greater than the mesh aperture on umbrella shape mesh plate, the upper through hole passed through for main shaft is provided with in the middle part of umbrella shape mesh plate, the lower through-hole passed through for main shaft is provided with in the middle part of the mesh plate of falling umbrella shape, main shaft interts when being arranged in through hole and lower through-hole, spacing between main shaft and upper through hole is less than the aperture of each communicating pores, spacing between main shaft and lower through-hole is greater than mesh aperture on the mesh plate of falling umbrella shape, main shaft above umbrella shape mesh plate is fixedly installed upper scraping plate, main shaft above the mesh plate of falling umbrella shape is fixedly installed lower scraping plate, when drive unit drive shaft is rotated, upper scraping plate can by the mud uniform distribution that collects to each communicating pores in the middle part of umbrella shape mesh plate on the upper surface of umbrella shape mesh plate, then fall to the mesh plate of falling umbrella shape edge from each communicating pores, lower scraping plate by mud uniform distribution from the mesh plate of falling umbrella shape edge to lower through-hole that collect along on the upper surface of the mesh plate of falling umbrella shape, then can drop downwards from lower through-hole.
3. according to the drying sludge tower described in claim 1 or 2, it is characterized in that: be arranged at intervals with three groups of mud homogenizing dumping device in the housing from top to bottom.
4. according to drying sludge tower according to claim 1, it is characterized in that: the structure of described drive unit is: case top is provided with reducing motor, and the output shaft of reducing motor is connected with main shaft by transmission mechanism.
5. according to the drying sludge tower described in claim 1,2 or 4, it is characterized in that: the structure of described whipping appts is: on main shaft, be arranged at intervals with at least two stirring rakes from top to bottom.
6. according to the drying sludge tower described in claim 1,2 or 4, it is characterized in that: described flue group comprises the first flue group and the second flue group, the first flue group and the second flue group are symmetrically distributed in the both sides of housing cavity respectively.
7. according to drying sludge tower according to claim 6, it is characterized in that: the first flue group is made up of at least three the first flues, the upper end of each first flue makes the exhanst gas outlet on it towards the internal chamber wall of housing respectively to outer lateral buckling; Second flue group is made up of at least three the second flues, and the upper end of each second flue makes the exhanst gas outlet on it towards the internal chamber wall of housing respectively to outer lateral buckling.
8. according to drying sludge tower according to claim 6, it is characterized in that: in the housing sidewall between the first flue group and the second flue group, offer the first access hole be connected with housing cavity, first access hole covers by the first access door, each umbrella shape mesh plate offers the second access hole respectively, the second access door of the band mesh that corresponding second access hole can be covered is provided with at each second access hole place, the each mesh plate of falling umbrella shape offers the 3rd access hole respectively, the 3rd access door of the band mesh that corresponding 3rd access hole can be covered is provided with at each 3rd access hole place.
9. according to the drying sludge tower described in claim 1,2 or 4, it is characterized in that: on housing, be provided with temperature sensor, pressure transmitter and safety valve, housing sidewall is also provided with porthole and reserved charging opening.
10. according to drying sludge tower according to claim 1, it is characterized in that: on the internal chamber wall of housing, be provided with the thermal insulation layer be made up of lagging material, thermal insulation layer inner side-wall arranges the flame retardant coating be made up of refractory materials.
CN201521000372.0U 2015-12-07 2015-12-07 Sludge drying tower Active CN205222977U (en)

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Application Number Priority Date Filing Date Title
CN201521000372.0U CN205222977U (en) 2015-12-07 2015-12-07 Sludge drying tower

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Application Number Priority Date Filing Date Title
CN201521000372.0U CN205222977U (en) 2015-12-07 2015-12-07 Sludge drying tower

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CN205222977U true CN205222977U (en) 2016-05-11

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107445446A (en) * 2017-09-22 2017-12-08 美恩科技股份有限公司 A kind of column plate type dries installation for fermenting
CN107990329A (en) * 2017-11-20 2018-05-04 承德北宇环能科技有限公司 The method of multiple hearth furnace coupling gas stripping process pyrolysismethod recycling cream slurry waste material organic matter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107445446A (en) * 2017-09-22 2017-12-08 美恩科技股份有限公司 A kind of column plate type dries installation for fermenting
CN107990329A (en) * 2017-11-20 2018-05-04 承德北宇环能科技有限公司 The method of multiple hearth furnace coupling gas stripping process pyrolysismethod recycling cream slurry waste material organic matter

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