CN108129008B - Sludge treatment device for municipal sewage treatment plant - Google Patents
Sludge treatment device for municipal sewage treatment plant Download PDFInfo
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- CN108129008B CN108129008B CN201810129714.0A CN201810129714A CN108129008B CN 108129008 B CN108129008 B CN 108129008B CN 201810129714 A CN201810129714 A CN 201810129714A CN 108129008 B CN108129008 B CN 108129008B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
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Abstract
The invention relates to the technical field of sewage treatment, in particular to a sludge treatment device for municipal sewage treatment plants, which aims at the defects that the cost investment of traditional sludge treatment equipment is large, continuous production cannot be realized during extrusion and sludge dehydration is incomplete. The invention has simple structure and convenient operation, realizes continuous repeated dehydration operation of the sludge by utilizing the dehydration mechanism, ensures that the sludge is continuously processed when being processed, improves the processing effect of the sludge, reduces the equipment input cost of the sludge processing, improves the benefit, and then dries and calcines the sludge to obtain clean soil.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sludge treatment device for a municipal sewage treatment plant.
Background
Sludge treatment is a process of performing reduction, stabilization and harmless treatment on sludge. The higher the degree of wastewater treatment, the more sludge residue is produced and needs to be treated. Unless sewage is treated with land treatment or a sewage pond, a general sewage treatment plant must be provided with a sludge treatment facility. For modern sewage treatment plants, the treatment and disposal of sludge become the most complex and most expensive part in the operation of a sewage treatment system, the sludge of the sewage treatment plants needs to be dehydrated and dried after being purified, the traditional dehydration and drying arrangement adopts an extrusion mode to extrude the sludge by using external force, and the water in the sludge is extruded out.
The invention makes up the defects that the traditional sludge treatment equipment has larger cost investment, continuous production can not be realized during extrusion and incomplete sludge dehydration, realizes continuous repeated dehydration operation of the sludge by utilizing the dehydration mechanism, ensures that the sludge is continuously processed during treatment, improves the treatment effect of the sludge, reduces the equipment investment cost of the sludge treatment, improves the benefit, and then dries and calcines the sludge to obtain clean soil.
Disclosure of Invention
The invention aims to solve the defects that the traditional sludge treatment equipment in the prior art is high in cost investment, continuous production cannot be realized during extrusion, and sludge dehydration is incomplete.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a sludge treatment device for municipal wastewater treatment plant, includes dewatering mechanism, dewatering mechanism's bottom is equipped with row material pipe, row material pipe is kept away from dewatering mechanism's one side below and is installed drying mechanism, drying mechanism includes the drying cabinet of rectangular hollow structure, the passageway with inside intercommunication is seted up to the both sides of drying cabinet, two sets of first cylinders of fixed connection with the drying cabinet are installed to the one side that two sets of passageways kept away from each other, two sets of first cylinders are installed with the second cylinder of fixed connection with the drying cabinet bottom below one side that is close to each other, the ring shape material area that cup joints with first cylinder activity is cup jointed to the outer lane of second cylinder, the inside of drying cabinet is close to one side welding of dewatering mechanism have with drying cabinet bottom inner wall fixed connection's water receiving tank, the heating pipe is installed along the length direction of drying cabinet to one side top that the water receiving tank kept away from dewatering mechanism, the calcining mechanism fixedly connected with the inner wall of the drying box is arranged on one side, far away from the water receiving tank, of the heating pipe, the cooling pipe is arranged on one side, far away from the heating pipe, of the calcining mechanism, the cooling pipe is arranged along the length direction of the drying box, the dewatering mechanism comprises a dewatering box with a cylindrical hollow structure, an isolating sleeve fixedly connected with the top of the dewatering box is welded at the middle position of the bottom of the dewatering box, a transfer pipeline is movably sleeved in the isolating sleeve, a sealing plate is welded at the top of the transfer pipeline, a push rod movably sleeved on the inner wall of the top of the dewatering box is welded at the top of the sealing plate, a circular filter plate fixedly connected with the inner side wall of the dewatering box is welded on the outer ring of the isolating sleeve along the length direction of the isolating sleeve at equal intervals, and a circular guide plate fixedly connected with the isolating sleeve is welded on the bottom of the filter plate, and the outer ring of the guide plate is fixedly connected with the inner side wall of the dewatering box.
Preferably, one end of the push rod extending out of the top of the dewatering box is perpendicularly welded with a connecting rod, one end below of the connecting rod, far away from the push rod, is perpendicularly welded with an adjusting rod arranged along the vertical direction, the adjusting rod is movably sleeved with the dewatering box, the top of the dewatering box is welded with a feeding pipeline communicated with the inside of the dewatering box, the feeding pipeline is positioned on one side of the topmost filter plate, and a first blocking plate fixedly sleeved with the adjusting rod is arranged above one end of the feeding pipeline, which is deep into the dewatering box.
Preferably, a drainage pipeline fixedly sleeved with the dewatering box is welded above one side of the outer ring of the transfer pipeline, the drainage pipeline is communicated with the inside of the dewatering box, a second blocking plate is hinged to the top of one end of the drainage pipeline extending into the dewatering box, a guide groove which is obliquely arranged is formed below one side, away from the dewatering box, of the second blocking plate, a long-strip-shaped sliding groove is formed in the guide groove along the length direction of the second blocking plate, a toggle rod fixedly sleeved with the adjusting rod is sleeved in the sliding groove in a sliding mode, and the second blocking plate gradually narrows from top to bottom along the vertical direction.
Preferably, a containing groove with a rectangular structure is formed below one side, close to the drainage pipeline, of the second blocking plate, and a spring which is in contact with the inner side wall of the dewatering box is sleeved in the containing groove.
Preferably, the filter slope sets up, and the higher one end of filter is located the outer lane of filter, and the weeping hole has been seted up to the filter along its axis direction equidistance, and the inside in weeping hole is fixed to have cup jointed the filter screen, and the guide board slope sets up, and the lower one end of guide board is located the outer lane of guide board.
Preferably, a first channel communicated with the inside of the isolation sleeve is formed above one side of the inner ring of the filter plate, a second channel communicated with the inside of the isolation sleeve is formed below one side of the inner ring of the guide plate, and the first channel and the second channel are located on one sides, away from each other, of the adjacent filter plate and the guide plate.
Preferably, a third channel penetrating through the transfer pipeline is arranged on one side, close to each other, of the first channel and the second channel, a partition plate fixedly connected with the inner ring of the transfer pipeline is arranged under the third channel, a fourth channel penetrating through the transfer pipeline is arranged right above the third channel, and a cylinder fixedly connected with the inner wall of the bottom of the dewatering box is arranged at the bottom of the transfer pipeline.
Preferably, the calcination mechanism comprises a strip-shaped substrate fixedly connected with the inner wall of the drying oven, the substrate is vertically arranged along the length direction of the drying oven, an air pipe arranged along the length direction of the substrate is arranged at the top of the substrate, a nozzle arranged along the length direction of the air pipe is arranged at the top of the air pipe, and a spark plug is arranged at one side of the air pipe.
Preferably, both ends of the first roller and the second roller are movably sleeved with a supporting plate fixedly connected with the drying box, and a motor fixedly connected with the supporting plate is installed at one end of the first roller extending out of the supporting plate.
Preferably, the material area is woven by a steel wire and forms the annular structure, and the inside of material area is filled with the filter screen that sets up along its length direction, and the filter screen is made by a refractory material, and the drying cabinet is close to the exhaust housing of the inside intercommunication of drying cabinet installs in one side top of dehydration mechanism, and the top welding of exhaust housing has the waste gas recovery pipeline rather than the inside intercommunication, and the internally mounted of waste gas recovery pipeline has the exhaust fan.
The invention has the beneficial effects that:
1. through isolating sleeve, filter plate, guide board, transfer pipeline, push rod, connecting rod, regulation pole, feeding pipeline, first blanking plate, drainage pipeline, second blanking plate, spout, toggle rod, first passageway, second passageway, baffle and third passageway that set up in the dehydration tank, realized following the motion of regulation pole on the one hand, realized the on-off switching to feeding pipeline and drainage pipeline, realized mud and filtered water's control, on the other hand realized the cyclic filtration dehydration of mud;
2. the drying, inactivating and cooling operation of the sludge are realized through a first roller, a filter screen, a second roller, a material belt, a water receiving tank, a heating pipe, a calcining mechanism and a cooling pipe which are arranged on the drying box, so that the sludge is converted into clean and dry soil;
the design structure is simple in operation, continuous repeated dehydration operation of the sludge is realized by using the dehydration mechanism, the sludge is continuously processed when being processed, the processing effect of the sludge is improved, the equipment input cost of the sludge processing is reduced, the benefit is improved, and then the sludge is dried and calcined to obtain clean soil.
Drawings
Fig. 1 is a schematic structural view of a sludge treatment device for municipal sewage treatment plants according to the present invention;
FIG. 2 is a schematic diagram of a dewatering mechanism of a sludge treatment plant for municipal wastewater treatment plants according to the invention;
FIG. 3 is a partially enlarged schematic view of a sludge treatment apparatus for municipal sewage plants according to the invention;
fig. 4 is a schematic structural view of a filter plate of a sludge treatment device for a municipal sewage treatment plant according to the present invention.
In the figure: the device comprises a dewatering mechanism 1, a discharge pipe 2, a drying mechanism 3, a fourth channel 4, a first roller 5, a filter screen 6, a second roller 7, a material belt 8, a water receiving tank 9, a heating pipe 10, a calcining mechanism 11, a cooling pipe 12, a dewatering tank 13, a separation sleeve 14, a filter plate 15, a guide plate 16, a transfer pipeline 17, a push rod 18, a connecting rod 19, a regulating rod 20, a feed pipeline 21, a first blocking plate 22, a drain pipeline 23, a second blocking plate 24, a slide groove 25, a toggle rod 26, a first channel 27, a second channel 28, a partition plate 29 and a third channel 30.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-2, a sludge treatment device for municipal sewage treatment plants, comprising a dewatering mechanism 1, wherein the bottom of the dewatering mechanism 1 is provided with a discharge pipe 2, a drying mechanism 3 is arranged below one side of the discharge pipe 2, which is far away from the dewatering mechanism 1, the drying mechanism 3 comprises a drying box with a long-strip-shaped hollow structure, channels communicated with the inside are arranged on two sides of the drying box, two groups of first rollers 5 fixedly connected with the drying box are arranged on one side, which are far away from each other, of the two groups of first rollers 5, a second roller 7 fixedly connected with the bottom of the drying box is arranged below one side, which is close to each other, of the two groups of first rollers 5, an annular material belt 8 movably sleeved with the first roller 5 is sleeved on the outer ring of the second roller 7, a water receiving groove 9 fixedly connected with the inner wall of the bottom of the drying box is welded on one side, which is far away from the dewatering mechanism 1, a heating pipe 10 is arranged above one side, which is far away from the drying box, of the drying box 1, the side of the heating pipe 10 far away from the water receiving tank 9 is provided with a calcining mechanism 11 fixedly connected with the inner wall of the drying box, the side of the calcining mechanism 11 far away from the heating pipe 10 is provided with a cooling pipe 12 along the length direction of the drying box, the dewatering mechanism 1 comprises a dewatering box 13 with a cylindrical hollow structure, the middle position of the bottom of the dewatering box 13 is welded with an isolating sleeve 14 fixedly connected with the top of the dewatering box, the inside of the isolating sleeve 14 is movably sleeved with a transfer pipeline 17, the top of the transfer pipeline 17 is welded with a sealing plate, the top of the sealing plate is welded with a push rod 18 movably sleeved with the inner wall of the top of the dewatering box 13, the outer ring of the isolating sleeve 14 is equidistantly welded with a circular filter plate 15 fixedly connected with the inner wall of the dewatering box 13 along the length direction, the bottom of the filter plate 15 is welded with a circular guide plate 16 fixedly connected with the isolating sleeve 14, and the outer ring of the guide plate 16 is fixedly connected with the inner side wall of the dewatering box 13.
The one end that push rod 18 stretched out the top of dewatering box 13 has welded connecting rod 19 perpendicularly, and connecting rod 19 keeps away from the perpendicular welding of one end below of push rod 18 has regulation pole 20 that sets up along vertical direction, and adjusts pole 20 and dewatering box 13 activity and cup joint, and the top welding of dewatering box 13 has the charge-in pipeline 21 rather than inside intercommunication, and charge-in pipeline 21 is located one side of filter 15 topmost, and charge-in pipeline 21 is in the first jam board 22 of fixing the cup joint with regulation pole 20 is installed to one end top of dewatering box 13 in depth.
A drainage pipeline 23 fixedly sleeved with the dewatering box 13 is welded above one side of the outer ring of the transfer pipeline 17, the drainage pipeline 23 is communicated with the inside of the dewatering box 13, a second blocking plate 24 is hinged to the top of one end of the drainage pipeline 23 extending into the dewatering box 13, a guide groove which is obliquely arranged is formed below one side, away from the dewatering box, of the second blocking plate 24, a long-strip-shaped sliding groove 25 is formed in the guide groove along the length direction of the second blocking plate 24, a toggle rod 26 fixedly sleeved with the adjusting rod 20 is sleeved in the sliding groove 25 in a sliding mode, and the second blocking plate 24 is gradually narrowed from top to bottom along the vertical direction.
The second blocking plate 24 is close to the lower side of one side of the drainage pipeline 23 and is provided with a containing groove with a rectangular structure, the inside of the containing groove is sleeved with springs which are in contact with the inner side wall of the dewatering tank 13, the filter plate 15 is obliquely arranged, the higher end of the filter plate 15 is positioned on the outer ring of the filter plate 15, the filter plates 15 are equidistantly provided with weeping holes along the axial direction of the filter plate 15, the filter screen 6 is fixedly sleeved in the weeping holes, the guide plate 16 is obliquely arranged, the lower end of the guide plate 16 is positioned on the outer ring of the guide plate 16, the upper side of one side of the inner ring of the filter plate 15 is provided with a first channel 27 communicated with the inside of the isolation sleeve 14, the lower side of one side of the inner ring of the guide plate 16 is provided with a second channel 28 communicated with the inside of the isolation sleeve 14, the first channel 27 and the second channel 28 are positioned on one side of the adjacent filter plate 15 and the guide plate 16 which are mutually far away, the side of the adjacent first channel 27 and the second channel 28 are provided with a third channel 30 penetrating through the transfer pipeline 17, a partition 29 fixedly connected with the inner ring of the transfer pipeline 17 is arranged right below the third channel 30, a fourth channel 4 penetrating through the transfer pipeline 17 is arranged right above the third channel 30, a cylinder fixedly connected with the inner wall of the bottom of the dewatering box 13 is arranged at the bottom of the transfer pipeline 17, the calcining mechanism 11 comprises a strip-shaped substrate fixedly connected with the inner wall of the drying box, the substrate is vertically arranged along the length direction of the drying box, an air pipe arranged along the length direction of the substrate is arranged at the top of the substrate, a nozzle arranged along the length direction of the air pipe is arranged at the top of the air pipe, a spark plug is arranged at one side of the air pipe, a supporting plate fixedly connected with the drying box is movably sleeved at both ends of the first roller 5 and the second roller 7, a motor fixedly connected with the supporting plate is arranged at one end of the first roller 5 extending out of the supporting plate, the material area 8 is by the annular structure that a steel wire woven into, and the inside packing in the material area 8 has the filter screen that sets up along its length direction, and the filter screen is made by a refractory material, and the drying cabinet is close to the exhaust housing of drying cabinet inside intercommunication installed to one side top of dehydration mechanism 1, and the top welding of exhaust housing has the exhaust gas recovery pipeline rather than inside intercommunication, and the internally mounted of exhaust gas recovery pipeline has the exhaust fan.
In the invention, when the device is used, the cylinder at the bottom of the transfer pipeline 17 starts to push the transfer pipeline 17 to move upwards, the push rod 18 at the top of the transfer pipeline 17 drives the adjusting rod 20 to move upwards, so that the first blocking plate 22 on the adjusting rod 20 moves upwards, the feeding pipeline 21 is communicated with the inside of the dewatering box 13, purified sludge stock solution enters the inside of the dewatering box 13 from the feeding pipeline 21 at the top of one side of the dewatering box 13, the sludge stock solution enters a cavity formed by the topmost filter plate 15 and the dewatering box 13, meanwhile, the toggle rod 26 at one side of the second blocking plate 24 moves upwards along with the adjusting rod 20, so that the second blocking plate 24 moves towards the direction of the drainage pipeline 23 under the guidance of the sliding groove 25 arranged on the guiding groove of the second blocking plate 24, so that the drainage pipeline 23 is blocked, and the sludge at the top of the filter plate 15 is under the action of the filter screen 6, separating water from sludge while pushing fourth channel 4 and third channel 30 upward while moving upward with transfer channel 17, while fourth channel 4 moves directly above adjacent first channel 27, third channel 30 moves directly above adjacent second channel 28, thereby causing transfer channel 17 to block first channel 27 and second channel 28 on spacer sleeve 14, avoiding sludge flowing into transfer channel 17, when the cylinder starts downward movement, by the reverse procedure described above, first blocking plate 22 blocks feed channel 21, halts raw material entry while drain channel 23 opens, draining filtered water while fourth channel 4 and third channel 30 move downward with transfer channel 17, causing fourth channel 4 to communicate with first channel 27, third channel 30 to communicate with second channel 28, the method comprises the steps of enabling filtered sludge to enter the transfer pipeline 17 along with the first channel 27 and the fourth channel 4, discharging the filtered sludge into a next filtering cavity formed by the guide plate 16 and the filter plate 15 from the second channel 28 and the third channel 30, recycling the sludge for repeated filtering and dewatering in the mode, discharging the dewatered sludge to the material belt 8 on the drying mechanism 2 along with the material discharging pipe 2, enabling the sludge to enter the drying box along with the material belt 8, heating and drying the sludge through the heating rod 10, evaporating the sludge without dewatering clean water, calcining the sludge by utilizing the air pipe on the calcining mechanism 11, calcining organic matters and bacteria in the sludge, obtaining dry and pollution-free soil, cooling the dry and pollution-free soil through the cooling pipe 12, recovering waste gas generated during calcining and water vapor during drying by utilizing the waste gas recovery pipeline on the exhaust housing, and enabling the sludge to be continuously and repeatedly dewatered by utilizing the dewatering mechanism to be convenient to process.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. Sludge treatment equipment for municipal sewage treatment plant, including dewatering mechanism (1), its characterized in that: the bottom of the dehydration mechanism (1) is provided with a discharge pipe (2), one side lower part of the discharge pipe (2) away from the dehydration mechanism (1) is provided with a drying mechanism (3), the drying mechanism (3) comprises a drying box with a strip-shaped hollow structure, two sides of the drying box are provided with channels communicated with the inside, two groups of first rollers (5) fixedly connected with the drying box are arranged on one side of the two groups of channels away from each other, one side lower part of the two groups of first rollers (5) close to each other is provided with a second roller (7) fixedly connected with the bottom of the drying box, the outer ring of the second roller (7) is sleeved with a circular material belt (8) movably sleeved with the first roller (5), one side of the inside of the drying box close to the dehydration mechanism (1) is welded with a water receiving groove (9) fixedly connected with the bottom inner wall of the drying box, one side upper part of the water receiving groove (9) away from the dehydration mechanism (1) is provided with a heating pipe (10) along the length direction of the drying box, one side of the heating pipe (10) away from the water receiving groove (9) is provided with a calcination mechanism (11) fixedly connected with the inner wall of the drying box, the calcination mechanism (11) is sleeved with a cooling pipe (13) fixedly connected with the top of the drying box (13) along the cooling pipe (13) along the length direction of the drying box, one side of the drying box is provided with a cooling water tank (13) is welded with a hollow structure (13), a transfer pipeline (17) is movably sleeved in the isolation sleeve (14), a sealing plate is welded at the top of the transfer pipeline (17), a push rod (18) movably sleeved with the inner wall of the top of the dewatering box (13) is welded at the top of the sealing plate, annular filter plates (15) fixedly connected with the inner side wall of the dewatering box (13) are equidistantly welded on the outer ring of the isolation sleeve (14) along the length direction of the isolation sleeve, annular guide plates (16) fixedly connected with the isolation sleeve (14) are welded at the bottom of the filter plates (15), and the outer ring of the guide plates (16) is fixedly connected with the inner side wall of the dewatering box (13);
the filter plate (15) is obliquely arranged, one higher end of the filter plate (15) is located on the outer ring of the filter plate (15), liquid leakage holes are formed in the filter plate (15) at equal intervals along the axis direction of the filter plate, the filter screen (6) is fixedly sleeved in the liquid leakage holes, the guide plate (16) is obliquely arranged, and one lower end of the guide plate (16) is located on the outer ring of the guide plate (16);
a first channel (27) communicated with the inside of the isolation sleeve (14) is formed above one side of the inner ring of the filter plate (15), a second channel (28) communicated with the inside of the isolation sleeve (14) is formed below one side of the inner ring of the guide plate (16), and the first channel (27) and the second channel (28) are positioned at one side, away from each other, of the adjacent filter plate (15) and the guide plate (16);
a third channel (30) penetrating through the transfer pipeline (17) is formed on one side, close to each other, of each of the first channel (27) and the second channel (28), a partition plate (29) fixedly connected with the inner ring of the transfer pipeline (17) is arranged under the third channel (30), a fourth channel (4) penetrating through the transfer pipeline (17) is formed right above the third channel (30), and a cylinder fixedly connected with the inner wall of the bottom of the dewatering box (13) is arranged at the bottom of the transfer pipeline (17);
the cylinder starts to push the transfer pipeline 17 to move upwards, and pushes the fourth channel 4 and the third channel 30 to move upwards, when the fourth channel 4 moves to be right above the adjacent first channel 27, and the third channel 30 moves to be right above the adjacent second channel 28, so that the transfer pipeline 17 blocks the first channel 27 and the second channel 28 on the isolation sleeve 14;
the cylinder is started to push the transfer pipeline 17 to move downwards, the fourth channel 4 and the third channel 30 move downwards along with the transfer pipeline 17, so that the fourth channel 4 is communicated with the first channel 27, and the third channel 30 is communicated with the second channel 28.
2. The sludge treatment device for municipal wastewater treatment plants according to claim 1, wherein one end of the push rod (18) extending out of the top of the dewatering box (13) is vertically welded with a connecting rod (19), one end lower part of the connecting rod (19) far away from the push rod (18) is vertically welded with an adjusting rod (20) arranged along the vertical direction, the adjusting rod (20) is movably sleeved with the dewatering box (13), the top of the dewatering box (13) is welded with a feeding pipeline (21) communicated with the inside of the adjusting rod, the feeding pipeline (21) is positioned on one side of the topmost one of the filter plates (15), and a first plugging plate (22) fixedly sleeved with the adjusting rod (20) is arranged above one end of the feeding pipeline (21) extending into the dewatering box (13).
3. The sludge treatment device for municipal wastewater treatment plants according to claim 1, wherein a drainage pipeline (23) fixedly sleeved with the dewatering box (13) is welded above one side of the outer ring of the transfer pipeline (17), the drainage pipeline (23) is communicated with the inside of the dewatering box (13), a second blocking plate (24) is hinged to the top of one end of the drainage pipeline (23) extending into the dewatering box (13), a guide groove which is obliquely arranged is formed below one side of the second blocking plate (24) away from the dewatering box (13), a strip-shaped sliding groove (25) is formed in the guide groove along the length direction of the second blocking plate (24), a poking rod (26) fixedly sleeved with the adjusting rod (20) is sleeved in the sliding groove (25), and the second blocking plate (24) is gradually narrowed from top to bottom in the vertical direction.
4. A sludge treatment apparatus for municipal sewage treatment plants according to claim 3, wherein a rectangular receiving groove is formed below the side of the second blocking plate (24) close to the drainage pipeline (23), and a spring abutting against the inner side wall of the dewatering box (13) is sleeved in the receiving groove.
5. The sludge treatment device for municipal wastewater treatment plants according to claim 1, wherein the calcination mechanism (11) comprises a strip-shaped base plate fixedly connected with the inner wall of the drying oven, the base plate is vertically arranged along the length direction of the drying oven, an air pipe arranged along the length direction of the base plate is arranged at the top of the base plate, a nozzle arranged along the length direction of the air pipe is arranged at the top of the air pipe, and a spark plug is arranged at one side of the air pipe.
6. The sludge treatment device for municipal wastewater treatment plants according to claim 1, wherein the two ends of the first roller (5) and the second roller (7) are movably sleeved with a supporting plate fixedly connected with the drying box, and a motor fixedly connected with the supporting plate is arranged at one end of the first roller (5) extending out of the supporting plate.
7. The sludge treatment device for municipal wastewater treatment plants according to claim 1, wherein the material belt (8) is of an annular structure woven by steel wires, a filter screen arranged along the length direction of the material belt (8) is filled in the material belt (8), the filter screen is made of a refractory material, an exhaust housing communicated with the interior of the drying cabinet is arranged above one side of the drying cabinet, which is close to the dehydration mechanism (1), an exhaust gas recovery pipeline communicated with the interior of the drying cabinet is welded at the top of the exhaust housing, and an exhaust fan is arranged in the exhaust gas recovery pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810129714.0A CN108129008B (en) | 2018-02-08 | 2018-02-08 | Sludge treatment device for municipal sewage treatment plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810129714.0A CN108129008B (en) | 2018-02-08 | 2018-02-08 | Sludge treatment device for municipal sewage treatment plant |
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| CN108129008A CN108129008A (en) | 2018-06-08 |
| CN108129008B true CN108129008B (en) | 2023-05-26 |
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| CN201810129714.0A Active CN108129008B (en) | 2018-02-08 | 2018-02-08 | Sludge treatment device for municipal sewage treatment plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111302598A (en) * | 2020-03-09 | 2020-06-19 | 中环(广东)环境技术有限公司 | Efficient dehydration device for sludge treatment and operation method thereof |
| CN111333297B (en) * | 2020-03-23 | 2022-08-05 | 武汉一念元环境科技有限公司 | Sludge dewatering solidification treatment device of drainage pipeline for drainage facility |
| CN112408739B (en) * | 2020-10-30 | 2023-03-24 | 安徽省农业科学院畜牧兽医研究所 | Milk cow fecal treatment device |
| CN113144716B (en) * | 2021-04-02 | 2022-10-14 | 安徽安能建设集团有限公司 | Municipal administration sewage treatment energy-concerving and environment-protective type filter equipment |
| CN113698055B (en) * | 2021-09-09 | 2023-08-22 | 滁州职业技术学院 | Municipal sludge transportation treatment device and treatment method thereof |
| CN114177693B (en) * | 2021-10-20 | 2023-09-26 | 华能济宁运河发电有限公司 | Device for cleaning sludge sundries on line |
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2018
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| WO2005061134A1 (en) * | 2003-12-23 | 2005-07-07 | Softbiotech Corporation | Food-trash processing unit for kitchen |
| JP2016107265A (en) * | 2014-12-04 | 2016-06-20 | 水ｉｎｇ株式会社 | Dewatering system and method |
| CN205222977U (en) * | 2015-12-07 | 2016-05-11 | 江苏联冠机械有限公司 | Sludge drying tower |
| CN105776806A (en) * | 2016-04-20 | 2016-07-20 | 中冶南方工程技术有限公司 | Sludge drying tower and sludge drying method |
| CN205974225U (en) * | 2016-08-18 | 2017-02-22 | 华南理工大学 | Deep dewatering equipment for sludge |
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