CN210457884U - Desulfurization waste water sludge treatment equipment of power plant - Google Patents

Desulfurization waste water sludge treatment equipment of power plant Download PDF

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Publication number
CN210457884U
CN210457884U CN201921315299.4U CN201921315299U CN210457884U CN 210457884 U CN210457884 U CN 210457884U CN 201921315299 U CN201921315299 U CN 201921315299U CN 210457884 U CN210457884 U CN 210457884U
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sludge
tank
guide plate
roasting furnace
dehydration
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CN201921315299.4U
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Chinese (zh)
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周静海
周启帆
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Beikyushu Ecological Technology Co.,Ltd.
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Hebei Chengrun Environmental Protection Engineering Co ltd
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Abstract

The utility model discloses a power plant desulfurization wastewater sludge treatment device, which comprises an agitator tank, a stirring mechanism, a dehydration tank, a dehydration mechanism and a roasting furnace, wherein the center of the agitator tank is provided with the stirring mechanism, the right side of the agitator tank is provided with the dehydration tank, the inside of the dehydration tank is provided with the dehydration mechanism, the bottom end of the dehydration tank is provided with a sludge feed opening, and a conveyor belt is arranged below the sludge feed opening; the right side of the dehydration tank is provided with a roasting furnace, the periphery of the lower half part of the roasting furnace is provided with a heat-insulating sleeve, and the top end of the heat-insulating sleeve is provided with an exhaust pipe. The utility model discloses the agitator tank has been set up for mud and medicament intensive mixing, and set up the heater and made the organic matter in the mud and the reaction of medicament be in under the suitable temperature, make the organic matter be degraded and produce gas such as marsh gas, and carry the gas that produces to carry out abundant burning oxidation in the roasting furnace, be convenient for handle tail gas.

Description

Desulfurization waste water sludge treatment equipment of power plant
Technical Field
The utility model relates to a sludge treatment field specifically is a desulfurization waste water sludge treatment equipment of power plant.
Background
A power plant can generate a large amount of wastewater in the operation process, and a large amount of sludge rich in organic matters can be settled at the bottom of the treatment tank after the wastewater is subjected to desulfurization treatment in the treatment tank. Sludge can seriously affect the quality of water, so that the treated water cannot be directly discharged, and the existence of the sludge can influence the subsequent treatment process of wastewater. The existing sludge treatment mode is generally that sludge is firstly dewatered by a filter press and then the dewatered sludge is roasted to remove organic matters and pathogens in the sludge. The existing treatment mode has a plurality of defects, the sludge rich in organic matters can generate black smoke in the roasting process, the black smoke is carbon black formed by carbon elements in the organic matters which are not completely oxidized, and gases which are not completely oxidized, such as toxic gases such as carbon monoxide, and the like exist in the black smoke, and the gases are difficult to treat in a chemical mode, so that the air quality is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a desulfurization waste water sludge treatment equipment of power plant to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a desulfurization wastewater sludge treatment device for a power plant comprises a stirring tank, a stirring mechanism, a dehydration tank, a dehydration mechanism and a roasting furnace, wherein the stirring mechanism is arranged in the center of the stirring tank, a sludge introducing pipe is arranged on the left side of the stirring mechanism, a chemical feeding port is arranged on the right side of the stirring mechanism, and a gas guide pipe is arranged on the right side of the chemical feeding port; a sludge guide pipe is arranged at the bottom end of the stirring tank, and a sludge pump is arranged on a pipeline of the sludge guide pipe; a dehydration tank is arranged on the right side of the stirring tank, the right end of the sludge guide pipe is connected with the top of the dehydration tank, a dehydration mechanism is arranged inside the dehydration tank, and a sludge feed opening is formed in the bottom end of the dehydration tank; a conveying belt is arranged below the sludge feed opening, the sludge feed opening is arranged above the left end of the conveying belt, a second guide plate is arranged below the right end of the conveying belt, and a third guide plate is arranged below the second guide plate; the right side of the dehydration tank is provided with a roasting furnace, the periphery of the lower half part of the roasting furnace is provided with a heat-insulating sleeve, and the top end of the heat-insulating sleeve is provided with an exhaust pipe.
As a further aspect of the present invention: the stirring mechanism comprises a first support frame, a first motor, a first transmission shaft, stirring rods and a heater, wherein the first support frame is arranged at the center of the upper surface of the stirring tank, the first motor is arranged on the first support frame, the bottom end of the first motor is connected with the top end of the first transmission shaft, and a plurality of stirring rods are uniformly distributed around the first transmission shaft in an array manner; and a plurality of heaters are arranged on the inner side wall of the stirring tank.
As a further aspect of the present invention: the dehydration mechanism comprises a second support frame, a second motor, a second transmission shaft, a first guide plate, a first connecting frame, a second connecting frame, a third connecting frame and a filter screen, the second support frame is arranged at the center of the upper surface of the dehydration tank, the second motor is arranged on the second support frame, and the bottom end of the second motor is connected with the top end of the second transmission shaft; being close to the position on second transmission shaft top be equipped with first guide plate, first guide plate is the infundibulate of invering, the top and the second transmission shaft fixed connection of first guide plate, be equipped with the second link in the position that is close to the second transmission shaft bottom, be equipped with the third link in the middle height position of second transmission shaft, be connected with first link in the one end that second link and third link deviate from the second transmission shaft, all be equipped with the filter screen between two adjacent first links.
As a further aspect of the present invention: the inner side wall of the dehydration tank is provided with a circle of water guide plate, the water guide plate is arranged below the filter screen, the side wall of the dehydration tank is provided with a water outlet, and the water outlet is arranged above the water guide plate.
As a further aspect of the present invention: a partition plate is arranged in the roasting furnace, a sludge discharge port is formed in the right side of the side wall of the roasting furnace and is arranged above the partition plate, the left side of the side wall of the roasting furnace is communicated with the right end of the gas guide pipe, and the right side of the side wall of the roasting furnace is connected with a gas pipeline; a sludge feeding hole is formed in the left side of the side wall of the roasting furnace, the sludge feeding hole is formed in the right side of the third guide plate, and a sealing door is arranged above the sludge feeding hole; and a gas collecting hood is arranged at the top end of the roasting furnace.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses set up the agitator tank, make mud and medicament intensive mixing, and set up the heater and make the organic matter in the mud and the reaction of medicament be in under the appropriate temperature, make the organic matter be degraded and produce gas such as marsh gas, and carry the gas that produces to the roasting furnace and fully burn the oxidation, make full use of the organic matter in the mud, alleviate the pressure of mud calcination process, and degrade the organic matter in the mud earlier and roast again, can reduce the production of black cigarette in the calcination process, mix the collection to the oxide tail gas that produces, be convenient for carry out centralized processing to tail gas; utility model has set up dewatering mechanism and has dehydrated to mud, has alleviateed the pressure of mud calcination process, has set up and has baked burning furnace and carry out the calcination to mud, and the calcination can destroy all organic matters in the mud, kills all pathogens to furthest reduces the mud volume, makes mud be convenient for deposit and transport the processing.
Drawings
FIG. 1 is a schematic structural diagram of a desulfurization wastewater sludge treatment device of a power plant.
FIG. 2 is a schematic diagram of the internal structure of a stirring tank in a desulfurization wastewater sludge treatment device of a power plant.
FIG. 3 is a schematic diagram of the internal structure of a dewatering tank in a desulfurization wastewater sludge treatment device of a power plant.
FIG. 4 is a schematic diagram of a top view structure of a connecting frame and a filter screen in a desulfurization wastewater sludge treatment device of a power plant.
FIG. 5 is a schematic diagram of the internal structure of a roasting furnace in a desulfurization wastewater sludge treatment device of a power plant.
In the figure: 1. a stirring tank; 2. a sludge introducing pipe; 3. a stirring mechanism; 31. a first support frame; 32. a first motor; 33. a first drive shaft; 34. a stirring rod; 35. a heater; 4. a medicine adding port; 5. an air duct; 6. a sludge guide pipe; 7. a sludge pump; 8. a dehydration tank; 9. a dewatering mechanism; 91. a second support frame; 92. a second motor; 93. a second drive shaft; 94. a first baffle; 95. a first connecting frame; 96. a second link frame; 97. a third connecting frame; 98. a water guide plate; 99. a water outlet; 910. filtering with a screen; 10. a sludge feed opening; 11. a conveyor belt; 12. a second baffle; 13. a third baffle; 14. roasting furnace; 141. a partition plate; 142. a sludge feeding port; 143. a closing door; 144. a gas-collecting hood; 145. a sludge discharge port; 15. a thermal insulation sleeve; 16. a gas pipeline; 17. and (4) exhausting the gas.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-5, a desulfurization wastewater sludge treatment device for a power plant comprises a stirring tank 1, a stirring mechanism 3, a dehydration tank 8, a dehydration mechanism 9 and a roasting furnace 14, wherein the stirring mechanism 3 is arranged at the center of the stirring tank 1, a sludge introducing pipe 2 is arranged on the left side of the stirring mechanism 3, the bottom end of the sludge introducing pipe 2 penetrates through the top wall of the stirring tank 1 and is arranged inside the stirring tank 1, a dosing port 4 is arranged on the right side of the stirring mechanism 3, the top end of the dosing port 4 penetrates through the top wall of the stirring tank 1 and is arranged inside the stirring tank 1, a funnel is arranged at the top end of the dosing port 4, an air guide pipe 5 is arranged on the right side of the dosing port 4, and the bottom end of the air guide pipe 5 penetrates through the top wall of the stirring tank 1 and is arranged; the bottom of agitator tank 1 is equipped with mud honeycomb duct 6, is equipped with sludge pump 7 on mud honeycomb duct 6's the pipeline, and the left end of mud honeycomb duct 6 passes the lateral wall of agitator tank 1 and sets up the inside at agitator tank 1.
A dehydration tank 8 is arranged on the right side of the stirring tank 1, the right end of the sludge guide pipe 6 is connected with the top of the dehydration tank 8, the right end of the sludge guide pipe 6 penetrates through the top wall of the dehydration tank 8 and is arranged inside the dehydration tank 8, a dehydration mechanism 9 is arranged inside the dehydration tank 8, and a sludge discharge port 10 is arranged at the bottom end of the dehydration tank 8; a conveyor belt 11 is arranged below the sludge feed opening 10, the sludge feed opening 10 is arranged above the left end of the conveyor belt 11, a second guide plate 12 is arranged below the right end of the conveyor belt 11, a third guide plate 13 is arranged below the second guide plate 12, the right end of the second guide plate 12 is arranged obliquely downwards, and the right end of the third guide plate 13 is arranged obliquely downwards; the right side of the dehydration tank 8 is provided with a roasting furnace 14, the periphery of the lower half part of the roasting furnace 14 is provided with a heat insulation sleeve 15, the top end of the heat insulation sleeve 15 is provided with an exhaust pipe 17, and the right end of the exhaust pipe 17 is connected with a tail gas treatment device.
As shown in fig. 2, the stirring mechanism 3 includes a first support frame 31, a first motor 32, a first transmission shaft 33, a stirring rod 34 and a heater 35, the first support frame 31 is disposed at a central position of the upper surface of the stirring tank 1, the first support frame 31 is provided with the first motor 32, the bottom end of the first motor 32 is connected with the top end of the first transmission shaft 33, a plurality of stirring rods 34 are uniformly distributed around the first transmission shaft 33, and the first motor 32 can drive the stirring rod 34 to rotate through the first transmission shaft 33; be equipped with many heaters 35 on the inside wall of agitator tank 1, heater 35 is the carbon fiber heater, and heater 35's upper and lower both ends all are connected with the wire, and the wire passes the lateral wall setting of agitator tank 1.
As shown in fig. 3 and 4, the dewatering mechanism 9 includes a second support frame 91, a second motor 92, a second transmission shaft 93, a first guide plate 94, a first connecting frame 95, a second connecting frame 96, a third connecting frame 97 and a filter screen 910, the second support frame 91 is disposed at the center of the upper surface of the dewatering tank 8, the second motor 92 is disposed on the second support frame 91, and the bottom end of the second motor 92 is connected with the top end of the second transmission shaft 93; a first guide plate 94 is arranged at a position close to the top end of the second transmission shaft 93, the first guide plate 94 is in an inverted funnel shape, the top end of the first guide plate 94 is fixedly connected with the second transmission shaft 93, a second connecting frame 96 is arranged at a position close to the bottom end of the second transmission shaft 93, the second connecting frames 96 are radially arrayed around the second transmission shaft 93, a third connecting frame 97 is arranged at the middle height position of the second transmission shaft 93, the third connecting frame 97 is radially arrayed around the second transmission shaft 93, one ends of the second connecting frame 96 and the third connecting frame 97, which are far away from the second transmission shaft 93, are connected with a first connecting frame 95, and a filter screen 910 is arranged between every two adjacent first connecting frames 95; a circle of water guide plate 98 is arranged on the inner side wall of the dewatering tank 8, the water guide plate 98 is arranged below the filter screen 910, the water guide plate 98 is obliquely and downwards arranged towards one side of the inner side wall of the dewatering tank 8, a water outlet 99 is arranged on the side wall of the dewatering tank 8, and the water outlet 99 is arranged above the water guide plate 98.
As shown in fig. 5, a partition plate 141 is arranged inside the roasting furnace 14, the partition plate 141 divides the roasting furnace 14 into an upper cavity and a lower cavity, a sludge discharge port 145 is formed in the right side of the side wall of the roasting furnace 14, the sludge discharge port 145 is arranged above the partition plate 141, the left side of the side wall of the roasting furnace 14 is communicated with the right end of the gas guide pipe 5, the right side of the side wall of the roasting furnace 14 is connected with the gas pipeline 16, and the gas guide pipe 5 and the gas pipeline 16 are both communicated with the cavity below the partition plate 141; a sludge feeding hole 142 is formed in the left side of the side wall of the roasting furnace 141, the sludge feeding hole 142 is formed in the right side of the third guide plate 13, a sealing door 143 is arranged above the sludge feeding hole 142, the sludge feeding hole 142 can be blocked by the sealing door 143, and the sludge feeding hole 142 can be communicated with the third guide plate 13 by opening the sealing door 143; the gas-collecting hood 144 is arranged at the top end of the roasting furnace 14, and the gas-collecting hood 144 mixes the gas in the cavity below the partition plate 141 and the gas in the cavity above the partition plate 14 in the roasting furnace 14 and discharges the mixed gas through the exhaust pipe 17.
The utility model discloses in the use, mud gets into agitator tank 1 by mud induction pipe 2, the staff adds medicament and microbial community in to mud through adding medicine mouth 4, accessible adds water in medicine mouth 4 to agitator tank 1 when necessary, make mud soften and make mud and medicament mix more evenly, drive puddler 34 through first motor 32 and carry out abundant stirring to mud, in the stirring process, through the temperature of heater 35 control mud, provide an appropriate environment for the reaction, make the organic matter in the mud degraded, produce marsh gas and other gases, gas gets into through air duct 5 and bakes in the burning furnace 14; then, the sludge enters the dewatering tank 8 through the sludge guide pipe 6, the second transmission shaft 93 in the dewatering tank 8 drives the first guide plate 94 and the filter screen 910 to synchronously rotate, the sludge is thrown to the filter screen 910 through the first guide plate 94 due to centrifugal action, moisture of the sludge on the filter screen 910 due to centrifugal action passes through the filter screen 910 to flow onto the water guide plate 98 and is discharged from the water outlet 99, and the dewatered sludge falls onto the conveyor belt 11 through the sludge discharge port 10 due to gravity.
The sludge is driven by the conveyor belt 11 to move currently, and enters the roasting furnace 14 through the second guide plate 12 and the third guide plate 13 and falls on the upper side of the partition plate 141 in the roasting furnace 14, the gas sprayed out from the gas pipeline 16 is used for roasting the sludge above the partition plate 141 under the partition plate 141, and simultaneously, the gas guided out from the gas guide pipe 5 is mixed with the gas for combustion, so that the gas is fully oxidized, and the gas and the water vapor generated after the sludge is roasted and the gas generated after the combustion below the partition plate 141 enter the tail gas treatment device through the exhaust pipe 17 and are discharged after treatment.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (5)

1. A power plant desulfurization wastewater sludge treatment device comprises a stirring tank (1), a stirring mechanism (3), a dehydration tank (8), a dehydration mechanism (9) and a roasting furnace (14), and is characterized in that the stirring mechanism (3) is arranged at the center of the stirring tank (1), a sludge introducing pipe (2) is arranged on the left side of the stirring mechanism (3), a chemical adding port (4) is arranged on the right side of the stirring mechanism (3), and a gas guide pipe (5) is arranged on the right side of the chemical adding port (4); a sludge guide pipe (6) is arranged at the bottom end of the stirring tank (1), and a sludge pump (7) is arranged on a pipeline of the sludge guide pipe (6); a dehydration tank (8) is arranged on the right side of the stirring tank (1), the right end of the sludge guide pipe (6) is connected with the top of the dehydration tank (8), a dehydration mechanism (9) is arranged inside the dehydration tank (8), and a sludge feed opening (10) is arranged at the bottom end of the dehydration tank (8); a conveying belt (11) is arranged below the sludge feed opening (10), the sludge feed opening (10) is arranged above the left end of the conveying belt (11), a second guide plate (12) is arranged below the right end of the conveying belt (11), and a third guide plate (13) is arranged below the second guide plate (12); a roasting furnace (14) is arranged on the right side of the dewatering tank (8), a heat-insulating sleeve (15) is arranged around the lower half portion of the roasting furnace (14), and an exhaust pipe (17) is arranged at the top end of the heat-insulating sleeve (15).
2. The power plant desulfurization wastewater sludge treatment device according to claim 1, wherein the stirring mechanism (3) comprises a first support frame (31), a first motor (32), a first transmission shaft (33), stirring rods (34) and a heater (35), the first support frame (31) is arranged at the center of the upper surface of the stirring tank (1), the first motor (32) is arranged on the first support frame (31), the bottom end of the first motor (32) is connected with the top end of the first transmission shaft (33), and a plurality of stirring rods (34) are uniformly arranged around the first transmission shaft (33); and a plurality of heaters (35) are arranged on the inner side wall of the stirring tank (1).
3. The power plant desulfurization wastewater sludge treatment device according to claim 1, wherein the dehydration mechanism (9) comprises a second support frame (91), a second motor (92), a second transmission shaft (93), a first guide plate (94), a first connecting frame (95), a second connecting frame (96), a third connecting frame (97) and a filter screen (910), the second support frame (91) is arranged at the center of the upper surface of the dehydration tank (8), the second motor (92) is arranged on the second support frame (91), and the bottom end of the second motor (92) is connected with the top end of the second transmission shaft (93); be close to second transmission shaft (93) top the position be equipped with first guide plate (94), first guide plate (94) are the infundibulate of invering, the top and second transmission shaft (93) fixed connection of first guide plate (94), be equipped with second link (96) in the position that is close to second transmission shaft (93) bottom, be equipped with third link (97) in the middle height position of second transmission shaft (93), the one end that deviates from second transmission shaft (93) in second link (96) and third link (97) is connected with first link (95), all be equipped with filter screen (910) between two adjacent first link (95).
4. The power plant desulfurization wastewater sludge treatment device according to claim 1, wherein a circle of water guide plate (98) is arranged on the inner side wall of the dehydration tank (8), the water guide plate (98) is arranged below the filter screen (910), a water outlet (99) is arranged on the side wall of the dehydration tank (8), and the water outlet (99) is arranged above the water guide plate (98).
5. The power plant desulfurization wastewater sludge treatment device according to claim 1, characterized in that a partition plate (141) is arranged inside the roasting furnace (14), a sludge discharge port (145) is formed in the right side of the side wall of the roasting furnace (14), the sludge discharge port (145) is arranged above the partition plate (141), the left side of the side wall of the roasting furnace (14) is communicated with the right end of the gas guide pipe (5), and the right side of the side wall of the roasting furnace (14) is connected with the gas pipeline (16); a sludge feeding hole (142) is formed in the left side of the side wall of the roasting furnace (14), the sludge feeding hole (142) is formed in the right side of the third guide plate (13), and a sealing door (143) is arranged above the sludge feeding hole (142); the top end of the roasting furnace (14) is provided with a gas collecting hood (144).
CN201921315299.4U 2019-08-14 2019-08-14 Desulfurization waste water sludge treatment equipment of power plant Active CN210457884U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921315299.4U CN210457884U (en) 2019-08-14 2019-08-14 Desulfurization waste water sludge treatment equipment of power plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921315299.4U CN210457884U (en) 2019-08-14 2019-08-14 Desulfurization waste water sludge treatment equipment of power plant

Publications (1)

Publication Number Publication Date
CN210457884U true CN210457884U (en) 2020-05-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921315299.4U Active CN210457884U (en) 2019-08-14 2019-08-14 Desulfurization waste water sludge treatment equipment of power plant

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Country Link
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Address after: 050000 room 1504, block F, Haiyue Tiandi, No. 66, Yuhua West Road, Qiaoxi District, Shijiazhuang City, Hebei Province

Patentee after: Beikyushu Ecological Technology Co.,Ltd.

Address before: 050051 No. 66, Yuhua West Road, Qiaoxi District, Shijiazhuang City, Hebei Province

Patentee before: HEBEI CHENGRUN ENVIRONMENTAL PROTECTION ENGINEERING Co.,Ltd.

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