CN216550081U - Deep sludge dewatering machine - Google Patents

Deep sludge dewatering machine Download PDF

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Publication number
CN216550081U
CN216550081U CN202121660443.5U CN202121660443U CN216550081U CN 216550081 U CN216550081 U CN 216550081U CN 202121660443 U CN202121660443 U CN 202121660443U CN 216550081 U CN216550081 U CN 216550081U
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roller
sludge
deviation
equipment rack
deviation rectifying
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CN202121660443.5U
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Chinese (zh)
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曹海燕
芦伟
陈娟
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Jiangsu Kintep Environmental Protection Co ltd
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Jiangsu Kintep Environmental Protection Co ltd
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Abstract

The utility model discloses a sludge deep dehydrator which comprises a spiral concentration dehydration system, a modified mixing system, a high-pressure belt type dehydration system and an equipment frame (1), wherein the spiral concentration dehydration system comprises a flocculation box body (2) and a spiral concentration mechanism (3), the modified mixing system comprises a modified mixing mechanism (4), and the high-pressure belt type dehydration system comprises a distributor (5), a first tensioning roller (6), a second tensioning roller (7), a first spraying device (8), a first pressing roller (9), a second pressing roller (10), a third pressing roller (11), a first deviation-rectifying inductor (12), a second deviation-rectifying inductor (13), a first deviation-rectifying device (14), a second deviation-rectifying device (15), a driving roller (16) and a driven roller (17). The utility model has small occupied area, continuous sludge discharge, high mechanical automation degree and good dehydration effect, and can dehydrate the sludge from the water content of 99 percent to the water content of below 60 percent compared with the traditional sludge deep dehydrator.

Description

Deep sludge dewatering machine
Technical Field
The utility model relates to the field of sewage and sludge treatment equipment, in particular to a deep sludge dehydrator.
Background
The prior deep sludge dehydrator comprises a high-pressure belt dehydrator, a high-pressure diaphragm plate-and-frame filter press and the like. The high-pressure diaphragm plate-and-frame filter press can dehydrate the sludge from the water content of 99 percent to the water content of below 60 percent, but the sludge is discharged intermittently, and the mechanical automation degree is not high. The high-pressure belt type dehydrator can dehydrate the sludge from about 80% of water content to below 60% of water content and continuously discharge the sludge, but the high-pressure belt type dehydrator is limited to dehydrate the sludge with about 80% of water content and needs to be matched with a front-end primary dehydration device to dehydrate the sludge with 99% of water content.
Patent number is CN201920767837.7 discloses a fold spiral shell formula sludge dewaterer, and it adopts and folds spiral shell formula dewatering technology, and its effect is through folding spiral shell stirring with mud dehydration, but the dewatering efficiency of mud is not high like this, and mud still has higher moisture content, and its dehydration effect is not good.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the existing sludge dewatering machine has poor dewatering effect, low mechanization degree, large occupied space of equipment and limited applicable working scene.
In order to achieve the purpose, the utility model provides the following technical scheme: a sludge deep dehydrator comprises a spiral shell stacking concentration dehydration system, a modified mixing system, a high-pressure belt type dehydration system and an equipment frame, wherein the spiral shell stacking concentration dehydration system comprises a flocculation box body and a spiral shell stacking concentration mechanism, the modified mixing system comprises a modified mixing mechanism, and the high-pressure belt type dehydration system comprises a distributor, a first tensioning roller, a second tensioning roller, a first spraying device, a first compression roller, a second compression roller, a third compression roller, a first deviation rectifying inductor, a second deviation rectifying inductor, a first deviation rectifying device, a second deviation rectifying device, a driving roller and a driven roller;
the flocculation box body is arranged at the upper part of one side of the equipment rack, and one side of the flocculation box body is in adaptive connection with the spiral shell stacking concentration mechanism;
the modified mixing mechanism is arranged below the equipment rack, and a bidirectional conveying mechanism is adaptively connected between the modified mixing mechanism and the spiral stacking concentration mechanism;
the distributing device sets up in the below of modified compounding mechanism, be provided with the filter cloth on the distributing device, the distributing device side is provided with first tensioning roller, second tensioning roller and first compression roller, first deviation-correcting inductor sets up in one side of first compression roller, equipment rack opposite side upper portion be provided with the drive roll and with drive roll adaptation connection's driven voller, the drive roll with set up in the drive arrangement adaptation connection of one side thereof, still arranged first deviation correcting device and second deviation correcting device on the equipment rack inside wall, the second deviation-correcting inductor sets up in second deviation correcting device's below, second compression roller and third compression roller have still been arranged in the equipment rack, electric connection is connected with first deviation-correcting inductor adaptation to first deviation correcting device, electric connection is connected with second deviation-correcting inductor adaptation to second deviation correcting device.
Preferably, the side edges of the driving roller and the driven roller are also provided with a mud scraper device in a matching way.
Preferably, the side of the equipment rack is provided with an escalator.
Preferably, the equipment rack is further provided with a guardrail, and the guardrail is positioned on the flocculation box body and the side edge of the spiral shell stacking concentration mechanism.
Preferably, modified compounding mechanism includes helical blade, paddle and compounding axle, helical blade sets up in proper order the interval with the paddle on the compounding axle.
Preferably, the bidirectional conveying mechanism is internally and adaptively provided with positive and negative helical blades, and a sludge outlet is formed in the middle part below the bidirectional conveying mechanism.
Preferably, a stirring shaft is arranged in the flocculation box body, and an emptying pipe orifice is arranged at the bottom of the flocculation box body.
Preferably, a second spraying device is arranged below the distributing device, and a first spraying device is further arranged on the upper portion of the other side of the equipment rack.
Compared with the prior art, the utility model has the following beneficial effects:
the device has high integration level, small floor area, continuous sludge discharge, high mechanical automation degree and good dehydration effect, adopts a mode of organically combining the spiral-stacked sludge concentration dehydration technology and the high-pressure belt dehydration technology, and can dehydrate the sludge from the water content of 99 percent to the water content of below 60 percent compared with the traditional sludge deep dehydrator; the equipment is designed integrally, is reasonable in layout, can reduce the matching quantity of the screw conveyors, can save more than 50% of occupied area, and can be suitable for different working scenes; the high-pressure belt type dehydration system is internally provided with the deviation rectifying sensor which can control the deviation rectifying device to rectify the filter cloth to the correct running direction, so that the filter cloth is prevented from being clamped or falling off during running, and the uninterrupted running of the filter cloth and the high-speed uninterrupted running of the equipment are favorably kept; the sludge is conveyed to the modified mixing mechanism through the bidirectional conveying mechanism, the sludge is conveyed to the middle sludge outlet from the middle positive and negative helical blades of the bidirectional conveying mechanism, a modifier dry powder adding port is arranged above the middle sludge outlet, and a dry powder modifier enters the modified mixing mechanism along with the sludge, so that the operation of adding the medicament while conveying the sludge is facilitated, and the sludge can be continuously and stably conveyed to the modified mixing mechanism; the tension roller is arranged in the high-pressure belt type dehydration system, so that the filter cloth is tensioned, and the dehydration operation is ensured to run stably; the mud scraper devices are arranged at the driven roller and the driving roller, so that mud cakes can be scraped away from the filter cloth; the spraying device is arranged on the filter cloth, so that the filter cloth can be sprayed and cleaned conveniently; the modified mixing mechanism can stir, mix and convey the sludge.
Drawings
FIG. 1 is a main view of the sludge deep dehydrator according to the present invention.
FIG. 2 is a plan view of the sludge deep dehydrator of the present invention.
FIG. 3 is a partial schematic view of a dewatering mechanism of a spiral flocculation concentration section of the sludge deep dewatering machine of the present invention.
FIG. 4 is a partial schematic view of a sludge bidirectional conveying mechanism of the deep sludge dewatering machine of the present invention.
FIG. 5 is a partial schematic view of a sludge modification and mixing mechanism of the deep sludge dewatering machine of the present invention.
In the figure: 1-equipment frame, 2-flocculation box, 201-stirring shaft, 202-emptying pipe orifice, 3-spiral concentration mechanism, 4-modified mixing mechanism, 401-helical blade, 402-paddle, 403-mixing shaft, 5-distributor, 6-first tension roller, 7-second tension roller, 8-first spray device, 9-first compression roller, 10-second compression roller, 11-third compression roller, 12-first deviation-rectifying inductor, 13-second deviation-rectifying inductor, 14-first deviation-rectifying device, 15-second deviation-rectifying device, 16-driving roller, 17-driven roller, 18-bidirectional conveying mechanism, 1801-positive and negative helical blade, 1802-sludge outlet, 19-filter cloth, 20-driving device and 21-mud scraper device, 22-staircase, 23-guardrail, 24-second spray set.
Detailed Description
The present invention will be further described with reference to the following embodiments and accompanying drawings.
As shown in fig. 1-5, a sludge deep dehydrator comprises a spiral shell stacking concentration dehydration system, a modified mixing system, a high-pressure belt type dehydration system and an equipment frame 1, wherein the spiral shell stacking concentration dehydration system comprises a flocculation box body 2 and a spiral shell stacking concentration mechanism 3, the modified mixing system comprises a modified mixing mechanism 4, and the high-pressure belt type dehydration system comprises a distributor 5, a first tension roller 6, a second tension roller 7, a first compression roller 9, a second compression roller 10, a third compression roller 11, a first deviation-rectifying inductor 12, a second deviation-rectifying inductor 13, a first deviation-rectifying device 14, a second deviation-rectifying device 15, a driving roller 16 and a driven roller 17; the flocculation tank body 2 is arranged at the upper part of one side of the equipment rack 1, and one side of the flocculation tank body 2 is in adaptive connection with the spiral shell stacking concentration mechanism 3; the modified material mixing mechanism 4 is arranged below the equipment rack 1, and a bidirectional conveying mechanism 18 is adaptively connected between the modified material mixing mechanism 4 and the spiral stacking concentration mechanism 3; the distributing device 5 is arranged below the modified material mixing mechanism 4, the distributing device 5 is provided with filter cloth 19, the side edge of the distributing device 5 is provided with a first tension roller 6, second tensioning roller 7 and first compression roller 9, first sensor 12 of rectifying sets up in one side of first compression roller 9, 1 opposite side upper portion of equipment frame is provided with drive roll 16 and with drive roll 16 adaptation connection's driven voller 17, drive roll 16 with set up in the 20 adaptation connection of drive arrangement on one side thereof, still arranged first deviation correcting device 14 and second deviation correcting device 15 on 1 inside wall of equipment frame, second sensor 13 of rectifying sets up in the below of second deviation correcting device 15, still arranged second compression roller 10 and third compression roller 11 in the equipment frame 1, first deviation correcting device 14 and the ground electric connection of first sensor 12 adaptation of rectifying, second deviation correcting device 15 and the ground electric connection of second sensor 13 adaptation of rectifying.
The sides of the drive roll 16 and the driven roll 17 are also fittingly provided with a scraper device 21. The side of the equipment rack 1 is provided with an escalator 22. Still be provided with guardrail 23 on the equipment rack 1, guardrail 23 is located flocculation box 2 and folds the side of spiral shell concentration mechanism 3. The modified mixing mechanism 4 comprises a helical blade 401, a blade 402 and a mixing shaft 403, wherein the helical blade 401 and the blade 402 are sequentially arranged on the mixing shaft 403 at intervals. The bidirectional conveying mechanism 18 is internally and adaptively provided with positive and negative helical blades 1801, and a sludge outlet 1802 is formed in the middle part below the bidirectional conveying mechanism 18. A stirring shaft 201 is arranged in the flocculation tank body 2, and an emptying pipe orifice 202 is arranged at the bottom of the flocculation tank body 2. A second spraying device 24 is arranged below the distributing device 5, and a first spraying device 8 is also arranged at the upper part of the other side of the equipment rack 1.
When the sludge dewatering device is used, sludge is firstly dewatered by a stacked spiral concentrating dewatering technology, the sludge enters a flocculation box body 2, a PAM medicament with the concentration of 1 thousandth is added into the flocculation box body 2, a stirring shaft 201 is used for flocculating and mixing the sludge, the sludge is flocculated and formed in the flocculation box body 2, a discharge pipe port 202 is reserved in the flocculation box body 2 and is reserved for discharging when the machine is stopped for a long time, an overflow pipeline is arranged in the flocculation box body 2 and is used for overflowing when the sludge flow is large, after the sludge flocculation concentration is completed, flocculated sludge flows into a stacked spiral concentrating mechanism 3, the stacked spiral concentrating mechanism 3 is horizontally arranged, the spiral blade pitch is smaller and smaller, the sludge extrusion force is larger and larger, the stacked spiral concentrating mechanism 3 dewaters the sludge to 80% -88%, percolate in the stacked spiral concentrating mechanism 3 flows out from a gap between a driven ring and a fixed ring, and is discharged into a drainage ditch after being collected by a collecting tank below, and the stacked spiral concentrating mechanism 3 is provided with a pressing plate, extruding the dewatered sludge from an outlet, enabling the sludge to fall into a mud bucket of a bidirectional conveying mechanism 18, conveying the sludge to a sludge outlet 1802 from positive and negative spiral blades 1801 in the bidirectional conveying mechanism 18, arranging a modifier dry powder adding port above the sludge outlet 1802, and enabling a dry powder modifier to enter a modified mixing mechanism 4 along with the sludge; adding a modifier and an accelerant at a mixing inlet of a modified mixing mechanism 4 to perform sludge modification molding on sludge, stirring, mixing and conveying the sludge by a paddle 402 and a helical blade 401 of the modified mixing mechanism 4, lining a high-strength plastic layer in the modified mixing mechanism 4, having anticorrosion capability, arranging the helical blade 401 and the paddle 402 on a mixing shaft 403 at intervals, performing rolling, mixing, shearing and stirring on the sludge, and allowing the sludge to fall into a distributor 5 after the sludge is molded;
then the sludge is dehydrated by a high-pressure belt type dehydration system, after the formed sludge falls into a distributor 5, the distributor 5 uniformly distributes the sludge on a filter cloth 19, then a driving device 20 drives a driving roller 16 to drive a driven roller 17 to rotate by gear transmission, the driving roller 16 and the driven roller 17 drive the filter cloth 19 to squeeze and shear the sludge by a first compression roller 9, a second compression roller 10 and a third compression roller 11, the sludge is dehydrated to below 60 percent, percolate is collected by a water collecting tank and then is discharged into a trench after the sludge is dehydrated, a first spraying device 8 and a second spraying device 24 carry out back washing and cleaning on the filter cloth 19, a first tensioning roller 6 and a second tensioning roller 7 provide tension for the filter cloth 19, a first deviation rectifying sensor 12 and a second deviation rectifying sensor 13 sense the deviation of the filter cloth 19, a first deviation rectifying device 14 and a second deviation rectifying device 15 carry out deflection sensing on the filter cloth, a scraper device 21 scrapes the formed mud cake off the filter cloth 19, the mud scraping plate device 21 is composed of a nylon scraping plate and a balance weight angle iron, the tension of the mud scraping plate device 21 is provided by a tension spring structure composed of a turnbuckle and a tension spring, and the tension of the tension spring structure is adjusted by the length of the turnbuckle provided with the tension spring.
The foregoing is illustrative of embodiments of the present invention and is not intended to limit the advantages attainable by the present invention, wherein one or more of the advantages realized in some embodiments and/or simple variations of structures possible in the practice of the present invention are within the scope of the present application.

Claims (8)

1. The utility model provides a mud deep dehydration machine, is including folding concentrated dewatering system of spiral shell, modified compounding system, high-pressure belt dewatering system and equipment frame (1), its characterized in that: the spiral shell stacking, concentrating and dewatering system comprises a flocculation box body (2) and a spiral shell stacking, concentrating and dewatering mechanism (3), the modified material mixing system comprises a modified material mixing mechanism (4), and the high-pressure belt type dewatering system comprises a distributor (5), a first tensioning roller (6), a second tensioning roller (7), a first spraying device (8), a first pressing roller (9), a second pressing roller (10), a third pressing roller (11), a first deviation rectifying inductor (12), a second deviation rectifying inductor (13), a first deviation rectifying device (14), a second deviation rectifying device (15), a driving roller (16) and a driven roller (17);
the flocculation tank body (2) is arranged on the upper part of one side of the equipment rack (1), and one side of the flocculation tank body (2) is in adaptive connection with the spiral shell stacking concentration mechanism (3);
the modified material mixing mechanism (4) is arranged below the equipment rack (1), and a bidirectional conveying mechanism (18) is adaptively connected between the modified material mixing mechanism (4) and the spiral stacking concentration mechanism (3);
the material distributor (5) is arranged below the modified material mixing mechanism (4), a filter cloth (19) is arranged on the material distributor (5), a first tensioning roller (6), a second tensioning roller (7) and a first compression roller (9) are arranged on the side edge of the material distributor (5), a first deviation rectifying sensor (12) is arranged on one side of the first compression roller (9), a driving roller (16) and a driven roller (17) which is in adaptive connection with the driving roller (16) are arranged on the upper portion of the other side of the equipment rack (1), the driving roller (16) is in adaptive connection with a driving device (20) arranged on one side of the driving roller, a first deviation rectifying device (14) and a second deviation rectifying device (15) are further arranged on the inner side wall of the equipment rack (1), a second deviation rectifying sensor (13) is arranged below the second deviation rectifying device (15), a second compression roller (10) and a third compression roller (11) are further arranged in the equipment rack (1), the first deviation correcting device (14) is in adaptive electrical connection with the first deviation correcting sensor (12), and the second deviation correcting device (15) is in adaptive electrical connection with the second deviation correcting sensor (13).
2. The sludge deep dehydrator according to claim 1, wherein: the sides of the driving roller (16) and the driven roller (17) are also provided with a mud scraper device (21) in a matching way.
3. The sludge deep dewatering machine according to claim 1, characterized in that: the side edge of the equipment rack (1) is provided with an escalator (22).
4. The sludge deep dehydrator according to claim 1, wherein: still be provided with guardrail (23) on equipment rack (1), guardrail (23) are located flocculation box (2) and fold the side of spiral shell concentration mechanism (3).
5. The sludge deep dewatering machine according to claim 1, characterized in that: the modified mixing mechanism (4) comprises a helical blade (401), a blade (402) and a mixing shaft (403), wherein the helical blade (401) and the blade (402) are sequentially arranged on the mixing shaft (403) at intervals.
6. The sludge deep dehydrator according to claim 1, wherein: the bidirectional conveying mechanism (18) is internally and adaptively provided with positive and negative helical blades (1801), and a sludge outlet (1802) is formed in the middle part below the bidirectional conveying mechanism (18).
7. The sludge deep dehydrator according to claim 1, wherein: a stirring shaft (201) is arranged in the flocculation box body (2), and an emptying pipe orifice (202) is arranged at the bottom of the flocculation box body (2).
8. The sludge deep dehydrator according to claim 1, wherein: a second spraying device (24) is arranged below the distributing device (5), and a first spraying device (8) is further arranged on the upper portion of the other side of the equipment rack (1).
CN202121660443.5U 2021-07-21 2021-07-21 Deep sludge dewatering machine Active CN216550081U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121660443.5U CN216550081U (en) 2021-07-21 2021-07-21 Deep sludge dewatering machine

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Application Number Priority Date Filing Date Title
CN202121660443.5U CN216550081U (en) 2021-07-21 2021-07-21 Deep sludge dewatering machine

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CN216550081U true CN216550081U (en) 2022-05-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115259623A (en) * 2022-09-27 2022-11-01 南通仁源节能环保科技有限公司 Sludge dewatering device for water pollution prevention and control

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115259623A (en) * 2022-09-27 2022-11-01 南通仁源节能环保科技有限公司 Sludge dewatering device for water pollution prevention and control

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