CN114605047A - Environment-friendly silt treatment facility for hydraulic engineering - Google Patents

Environment-friendly silt treatment facility for hydraulic engineering Download PDF

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Publication number
CN114605047A
CN114605047A CN202210256982.5A CN202210256982A CN114605047A CN 114605047 A CN114605047 A CN 114605047A CN 202210256982 A CN202210256982 A CN 202210256982A CN 114605047 A CN114605047 A CN 114605047A
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China
Prior art keywords
sludge
filtering
box
tank
side wall
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CN202210256982.5A
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CN114605047B (en
Inventor
曹明伟
陶攀
姚鹏
周晓岚
秦净净
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Yellow River Conservancy Technical Institute
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Yellow River Conservancy Technical Institute
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Publication of CN114605047A publication Critical patent/CN114605047A/en
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Publication of CN114605047B publication Critical patent/CN114605047B/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • B01D36/04Combinations of filters with settling tanks
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Sludge (AREA)

Abstract

The invention relates to an environment-friendly sludge treatment device for hydraulic engineering, which comprises a sludge suction pipe, a sludge filter box and a filter grid plate, wherein the sludge filter box is arranged on the sludge suction pipe; a motor shaft of the first motor is fixedly connected with the center of the filtering grating plate; the pressure water spray nozzle is positioned between the filtering grid plate and the inner wall of the sludge filtering box close to one side, and the pressure water spray nozzle is communicated with the water pipe through a water suction pump positioned at the top of the filtering grid plate; the upper end of one side of the mixing box is communicated with the output end of the sludge suction pipe, a dosing box communicated with the mixing box is arranged at the top of the mixing box, and a stirring guide frame is rotatably connected between the inner walls of the mixing box; the setting tank is arranged on one side of the mixing tank, the lower end of the side wall of the setting tank is communicated with the lower end of the side wall of the mixing tank through a connecting pipe with a suction pump, and the top of the setting tank is communicated with a drain pipe.

Description

Environment-friendly silt treatment facility for hydraulic engineering
Technical Field
The invention relates to the technical field of environmental protection, in particular to an environment-friendly sludge treatment device for hydraulic engineering.
Background
Once the sludge in the river channel is excessively deposited, the sludge is deposited on the river bed at the bottom, so that the river bed is greatly lifted, the flood discharge capacity of the river channel is reduced, and flood disasters such as bank breaking and the like are easy to occur; the dredging of the river channel can effectively remove the pollution of the sediment of the river channel, improve the water environment, enlarge the water passing section and improve the drainage capability.
In recent years, a large number of river channel dredging projects are provided, sludge generated by dredging river channels is one of the difficult points and key points to be solved in river channel dredging projects, the sludge is not easy to be directly used as foundation soil due to high water content and low strength, the collected sludge is filtered, treated by adding chemicals and precipitated to obtain reusable soil, the sludge cannot be filtered perfectly in the collecting process, the filtered impurities are removed, and the treatment process is reduced, so that the environment-friendly sludge treatment equipment for the hydraulic engineering is provided.
Disclosure of Invention
In order to overcome the disadvantages of the prior art, the invention mainly aims to provide an environment-friendly sludge treatment device for water conservancy project, which can filter sludge in the process of collecting sludge
In order to achieve the purpose, the invention adopts the following technical scheme that the environment-friendly sludge treatment equipment for the hydraulic engineering comprises:
the top of the sludge suction pipe is provided with a first filtering opening;
the sludge filtering tank is arranged on the sludge suction pipe, and the bottom of the sludge filtering tank is provided with a second filtering port communicated with the first filtering port;
the first motor is fixedly arranged at the bottom in the sludge filter box and is positioned on one side of the second filter port; the filtering grating plate is vertically arranged in the sludge filtering box relative to the sludge suction pipe, the center of the filtering grating plate is fixedly connected with a motor shaft of the first motor, one end of the filtering grating plate sequentially passes through the second filtering port and the first filtering port, the end part of the filtering grating plate is close to the inner bottom of the sludge suction pipe, is parallel to the longitudinal section of the filtering grating plate and stretches across the sections of the sludge suction pipe and the sludge filtering box, and the center of the filtering grating plate is fixedly connected with the motor shaft of the first motor; the pressure water spray nozzle is positioned between the filtering grid plate and the inner wall of the sludge filtering box close to one side, and the pressure water spray nozzle is communicated with the water pipe through a water suction pump positioned at the top of the filtering grid plate;
the upper end of one side of the mixing box is communicated with the output end of the sludge suction pipe, a dosing box communicated with the mixing box is arranged at the top of the mixing box, and a stirring guide frame is rotatably connected between the inner walls of the mixing box;
the setting tank is arranged on one side of the mixing tank, the lower end of the side wall of the setting tank is communicated with the lower end of the side wall of the mixing tank through a connecting pipe with a suction pump, and the top of the setting tank is communicated with a drain pipe.
More specifically, a first medicine inlet is formed in the top of the mixing box, a second medicine inlet is formed in the bottom of the other side in the dosing box, and the second medicine inlet is opposite to the first medicine inlet;
the dosing box is internally provided with:
the baffle is arranged at the second medicine inlet, and two ends of the baffle are respectively connected with the side wall of the dosing box in a sliding manner;
the two push rods are positioned on the two sides of the baffle plate, are respectively hinged with the side wall of the second medicine inlet far away from the side wall of the medicine adding box, the lower ends of the push rods respectively penetrate through the second medicine inlet and the first medicine inlet and extend into the mixing box, and the lower ends of the push rods are in lap joint with the blades of the rotating stirring material guide frame;
one end of each of the two return springs is fixedly connected with the upper ends of the two push rods, and the other end of each of the two return springs is fixedly connected with the side wall of the dosing tank close to one side;
one end of each telescopic rod is fixedly connected with the tops of the two push rods, and the other end of each telescopic rod is fixedly connected with the side wall of the far dosing tank;
the lower ends of the two connecting vertical rods are fixedly connected with one side, away from the side wall of the dosing box, of the baffle respectively, and the upper ends of the two connecting vertical rods are fixedly connected with the side wall of the telescopic rod respectively.
More specifically, the lateral wall lower extreme that the mixing box one side was kept away from to the setting tank is equipped with the sludge discharge pipe, the sludge discharge pipe passes through the dredge pump intercommunication with the setting tank.
More specifically, the method further comprises the following steps:
the inlet end of the sludge suction pipe penetrates through the floating box body and enters water;
and the sludge suction pump is arranged on the sludge suction pipe and is positioned at the top of the floating moving box body.
More specifically, still including locating the flexible stirring subassembly of silt suction tube input end, flexible stirring subassembly includes:
the outer gear ring is rotatably connected with a port of the inlet end of the sludge suction pipe;
the stirring rods are respectively and uniformly arranged at the bottom of the outer gear ring and fixedly connected with the bottom of the outer gear ring;
the ring body is sleeved on the outer wall of the inlet end of the sludge suction pipe;
the stirring motors are fixedly arranged on the outer side wall, and motor shafts of the stirring motors are arranged downwards;
and the pinions are fixedly arranged on motor shafts of the stirring motors respectively and are meshed with the outer gear rings respectively.
More specifically, be equipped with a plurality of crisscross sediment boards in the setting tank, every the high-end and the setting tank inside wall fixed connection of sediment board.
More specifically, the radius of the filter grid plate is larger than the diameter length of the sludge suction pipe.
More specifically, a plurality of fixed rods are uniformly arranged on the filtering grating plate along the radial direction, and a plurality of filtering teeth are arranged on the fixed rods.
More specifically, the drain pipe is communicated with the settling tank through a drain pump arranged at the top of the settling tank, and the water inlet end of the drain pipe extends to a position below the liquid level in the settling tank.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the sludge filtering box arranged on the sludge suction pipe, in the process of pumping and collecting sludge through the sludge suction pipe, the first motor in the sludge filtering box rotates to drive the filtering grid plates 4-7 to rotate, the filtering grid plates 4-7 filter the sludge in the sludge suction pipe, foreign matters and impurities in the sludge are removed, the next treatment can be conveniently and directly carried out, the working procedures are reduced, and the sludge treatment efficiency and quality are improved.
2. When sludge water is fed into the mixing box, the stirring guide frame arranged in the invention drives the stirring guide frame to rotate by using the impact force of water, in the process of stirring the guide frame, when the blade of the stirring guide frame passes through the highest point, the blade is contacted with the push rod, the push rod is driven along with the rotation of the stirring guide frame, and further, the baffle is driven to move through the linkage action of the telescopic rod and the connecting vertical rod inside the dosing box, the medicament in the dosing box flows into the mixing box and is fully mixed with the sludge water along with the rotation of the stirring guide frame,
drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the sectional structure of the sludge filtering tank in the invention;
FIG. 3 is a left side sectional view of the sludge filtering tank along section A in the first state;
FIG. 4 is a left side sectional view of the sludge filtering tank along section A in the second state;
FIG. 5 is a schematic sectional front view of the mixing tank and settling tank of the present invention;
FIG. 6 is a schematic sectional view of the dosing box according to the present invention;
fig. 7 is a schematic perspective view of the internal structure of the dosing box of the present invention.
1. The sludge-water separator comprises a floating moving box body, 2 sludge suction pumps, 3 sludge suction pipes, 4 sludge filter boxes, 4-1 fixing rods, 4-2 pressure water spray nozzles, 4-3 water suction pumps, 4-4 first motors, 4-7 filtering grid plates, 5 dosing boxes, 5-1 baffle plates, 5-2 reset springs, 5-3 push rods, 5-4 connecting vertical rods, 5-5 telescopic rods, 6 mixing boxes, 6-3 stirring guide frames, 7 settling boxes, 7-1 settling plates, 7-2 drainage pumps, 7-3 drainage pipes, 7-4 sludge discharge pumps, 7-5 sludge discharge pipes, 8 sludge suction pumps, 10 connecting pipes and 11 telescopic stirring assemblies.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Example (b):
referring to fig. 1-7, an environment-friendly sludge treatment apparatus for hydraulic engineering includes a sludge suction pipe 3 having a first filtering opening at the top thereof; the sludge filter tank 4 is arranged on the sludge suction pipe 3, and the bottom of the sludge filter tank 4 is provided with a second filter opening communicated with the first filter opening; the first motor 4-4 is fixedly arranged at the bottom in the sludge filter tank 4 and is positioned at one side of the second filter port; the filtering grid plate 4-7 is vertically arranged in the sludge filtering box 4 relative to the sludge suction pipe 3, the center of the filtering grid plate is fixedly connected with a motor shaft of the first motor 4-4, one end of the filtering grid plate 4-7 sequentially passes through the second filtering port and the first filtering port, the end part of the filtering grid plate is close to the inner bottom of the sludge suction pipe 3, is parallel to the longitudinal section of the filtering grid plate 4-7 and spans the sections of the sludge suction pipe 3 and the sludge filtering box 4, and the center of the filtering grid plate 4-7 is fixedly connected with the motor shaft of the first motor 4-4; the filtering grating plate 4-7 can rotate under the driving of the first motor 4-4, can carry out preliminary filtering on the sludge water extracted from the sludge suction pipe 3, and can filter out large particles and some insoluble impurities; the pressure water spray nozzle 4-3 is positioned between the filtering grid plate 4-7 and the inner wall of the sludge filtering box 4 close to one side, and is used for washing away impurities filtered on the filtering grid plate 4-7 by using sprayed water to the other side of the sludge filtering box 4, and the pressure water spray nozzle 4-3 is communicated with a water pipe through a water suction pump 4-3 positioned at the top of the filtering grid plate 4-7; the mixing box 6 is used for adding, mixing and stirring the extracted sludge, sterilizing and exerting force, accelerating the sedimentation speed, communicating the upper end of one side of the mixing box 6 with the output end of the sludge suction pipe 3, arranging a dosing box 5 communicated with the top of the mixing box 6 for dosing, and rotationally connecting a stirring guide frame 6-3 between the inner walls of the mixing box 6 to fully stir the dosed sludge; the settling tank 7 is arranged on one side of the mixing tank 6, the lower end of the side wall of the settling tank 7 is communicated with the lower end of the side wall of the mixing tank 6 through a connecting pipe 10 with a suction pump 8, the connecting pipe 10 with the suction pump 8 sucks out settled mud for further treatment, the top of the settling tank is communicated with a drain pipe 7-3, and water on the settled upper layer is discharged into a river channel.
When the collected sludge is subjected to further dosing treatment, the top of the mixing box 6 is provided with a first dosing inlet, the bottom of the other side in the dosing box 5 is provided with a second dosing inlet, and the second dosing inlet is opposite to the first dosing inlet.
A baffle 5-1 is arranged in the dosing box 5 and is arranged at the second medicine inlet, and two ends of the baffle are respectively connected with the side wall of the dosing box 5 in a sliding manner; the two push rods 5-3 are positioned at two sides of the baffle 5-1 and are respectively rotatably connected with the side wall of the second medicine inlet far away from the side wall of the medicine adding box 5, the lower ends of the push rods respectively penetrate through the second medicine inlet and the first medicine inlet to extend into the mixing box 6, the lower ends of the push rods are lapped with blades of the rotating stirring guide frame 6-3, and when the blades of the stirring guide frame 6-3 rotate to the highest point in the rotating process of the stirring guide frame 6-3, the bottom parts of the two push rods 5-3 are pushed to move towards the rotating direction of the stirring guide frame 6-3, and because the push rods are rotatably connected with the side wall of the second medicine inlet, the upper ends of the two push rods 5-3 move towards opposite directions; one end of each of the two return springs 5-2 is fixedly connected with the upper ends of the two push rods 5-3, and the other end of each of the two return springs is fixedly connected with the side wall of the dosing box 5 close to one side; one end of each of the two telescopic rods 5-5 is fixedly connected with the top of each of the two push rods 5-3, and the other end of each of the two telescopic rods is fixedly connected with the side wall of the far dosing box 5; the lower ends of the two connecting vertical rods 5-4 are fixedly connected with one side of the baffle 5-1 far away from the side wall of the dosing box 5, and the upper ends of the two connecting vertical rods are fixedly connected with the side wall of the two telescopic rods 5-5.
And a more efficient removal mode is further performed on the sludge precipitated at the bottom of the settling tank 7, a sludge discharge pipe 7-5 is arranged at the lower end of the side wall of the settling tank 7, which is far away from one side of the mixing tank 6, and the sludge discharge pipe 7-5 is communicated with the settling tank 7 through a sludge discharge pump 7-4.
In order to conveniently move the sludge suction pipe 3 and control the length of the sludge suction pipe 3 entering water, the sludge at the bottom can be effectively collected, and the problem of over-depth or over-shallow is avoided, the invention also comprises a floating moving box body 1, wherein the inlet end of the sludge suction pipe 3 penetrates through the floating box body 1 to enter water; and a sludge suction pump 2 provided on the sludge suction pipe 3 and located on the top of the floating moving box 1.
More specifically, when the sludge is collected, the sludge is prevented from being too viscous, not easy to adsorb and blocking a pipeline, the sludge suction pipe type sludge collection device also comprises a telescopic stirring component 11 arranged at the inlet end of the sludge suction pipe 3, wherein the telescopic stirring component 11 comprises an outer gear ring and is rotationally connected with the port of the inlet end of the sludge suction pipe 3; the stirring rods are respectively and uniformly arranged at the bottom of the outer gear ring and fixedly connected with the bottom of the outer gear ring; the ring body is sleeved on the outer wall of the inlet end of the sludge suction pipe 3; the stirring motors are fixedly arranged on the outer side wall, and motor shafts of the stirring motors are arranged downwards; and the pinions are fixedly arranged on motor shafts of the stirring motors respectively and are meshed with the outer gear rings respectively.
In order to accelerate the sedimentation rate and ensure that the continuously added sludge water mixed with the medicines is turned over and gushes into the supernatant, a plurality of staggered sedimentation plates 7-1 are arranged in the sedimentation tank 7, and the high end of each sedimentation plate 7-1 is fixedly connected with the inner side wall of the sedimentation tank 7.
In order to achieve a better filtering effect, the radius of the filter grid plates 4-7 is greater than the diameter length of the sludge suction pipe 3. More specifically, a plurality of fixed rods 4-1 are uniformly arranged on the filtering grating plates 4-7 along the radial direction, and a plurality of filtering teeth are arranged on the fixed rods, so that impurities can be wound on the filtering teeth.
More specifically, with respect to the discharge of the settled sludge, the drain pipe 7-3 is communicated with the settling tank 7 through a drain pump 7-2 provided at the top of the settling tank 7, and the water inlet end of the drain pipe 7-3 extends to below the liquid level in the settling tank 7.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above embodiments are merely illustrative and should not be construed as limiting the scope of the invention, which is intended to be covered by the claims.

Claims (9)

1. The utility model provides an environment-friendly silt treatment facility for hydraulic engineering which characterized in that includes:
the top of the sludge suction pipe (3) is provided with a first filtering opening;
the sludge filtering tank (4) is arranged on the sludge suction pipe (3), and the bottom of the sludge filtering tank (4) is provided with a second filtering port communicated with the first filtering port;
the first motor (4-4) is fixedly arranged at the bottom of the sludge filtering tank (4) and is positioned on one side of the second filtering port;
one end of the filtering grating plate (4-7) sequentially passes through the second filtering port and the first filtering port, is parallel to the longitudinal section of the filtering grating plate (4-7), and crosses the sections of the sludge suction pipe (3) and the sludge filtering box (4), and the center of the filtering grating plate (4-7) is fixedly connected with a motor shaft of the first motor (4-4);
the pressure water spray nozzle (4-3) is positioned between the filtering grid plate (4-7) and the inner wall of the sludge filtering box (4) close to one side, and the pressure water spray nozzle (4-3) is communicated with a water suction pump (4-3) positioned at the top of the filtering grid plate (4-7) through a water pipe;
the upper end of one side of the mixing box (6) is communicated with the output end of the sludge suction pipe (3), a dosing box (5) communicated with the mixing box (6) is arranged at the top of the mixing box (6), and a stirring guide frame (6-3) is rotatably connected between the inner walls of the mixing box (6);
the sedimentation tank (7) is arranged on one side of the mixing tank (6), the lower end of the side wall of the sedimentation tank (7) is communicated with the lower end of the side wall of the mixing tank (6) through a connecting pipe (10) with a suction pump (8), and the top of the sedimentation tank is communicated with a drain pipe (7-3).
2. The environment-friendly sludge treatment equipment for the water conservancy project according to claim 1, wherein a first medicine inlet is formed in the top of the mixing box (6), a second medicine inlet is formed in the bottom of the other side in the medicine adding box (5), and the second medicine inlet is opposite to the first medicine inlet;
the dosing box (5) is internally provided with:
the baffle (5-1) is arranged at the second medicine inlet, and two ends of the baffle are respectively connected with the side wall of the medicine adding box (5) in a sliding manner;
the two push rods (5-3) are positioned at two sides of the baffle (5-1) and are respectively hinged with the side wall of a second medicine inlet far away from the side wall of the dosing box (5), the lower ends of the push rods respectively penetrate through the second medicine inlet and the first medicine inlet and extend into the mixing box (6), and the lower ends of the push rods are in lap joint with the blades of the rotating stirring guide frame (6-3);
one end of each of the two return springs (5-2) is fixedly connected with the upper ends of the two push rods (5-3), and the other end of each of the two return springs is fixedly connected with the side wall of the dosing box (5) close to one side;
one end of each of the two telescopic rods (5-5) is fixedly connected with the top of each of the two push rods (5-3), and the other end of each of the two telescopic rods is fixedly connected with the side wall of the far dosing box (5);
the lower ends of the two connecting vertical rods (5-4) are fixedly connected with one side of the baffle (5-1) far away from the side wall of the dosing box (5), and the upper ends of the two connecting vertical rods are fixedly connected with the side walls of the two telescopic rods (5-5).
3. The environment-friendly sludge treatment equipment for the water conservancy project according to claim 1, wherein a sludge discharge pipe (7-5) is arranged at the lower end of the side wall of the settling tank (7) far away from one side of the mixing tank (6), and the sludge discharge pipe (7-5) is communicated with the settling tank (7) through a sludge discharge pump (7-4).
4. The environment-friendly sludge treatment equipment for hydraulic engineering according to claim 1, further comprising:
the floating moving box body (1), the inlet end of the sludge suction pipe (3) penetrates through the floating box body (1) and enters water;
and the sludge suction pump (2) is arranged on the sludge suction pipe (3) and is positioned at the top of the floating moving box body (1).
5. The environment-friendly sludge treatment equipment for hydraulic engineering according to claim 1, further comprising a telescopic stirring component (11) arranged at the inlet end of the sludge suction pipe (3), wherein the telescopic stirring component (11) comprises:
the outer gear ring is rotatably connected with a port of the inlet end of the sludge suction pipe (3);
the stirring rods are respectively and uniformly arranged at the bottom of the outer gear ring and fixedly connected with the bottom of the outer gear ring;
the ring body is sleeved on the outer wall of the inlet end of the sludge suction pipe (3);
the stirring motors are fixedly arranged on the outer side wall, and motor shafts of the stirring motors are arranged downwards;
and the pinions are fixedly arranged on motor shafts of the stirring motors respectively and are meshed with the outer gear rings respectively.
6. The environment-friendly sludge treatment equipment for the water conservancy project according to claim 1, wherein a plurality of staggered sedimentation plates (7-1) are arranged in the sedimentation tank (7), and the high end of each sedimentation plate (7-1) is fixedly connected with the inner side wall of the sedimentation tank (7).
7. The environment-friendly sludge treatment equipment for water conservancy projects as claimed in claim 1, wherein the radius of the filtering grid plates (4-7) is larger than the diameter length of the sludge suction pipe (3).
8. The environment-friendly sludge treatment equipment for water conservancy projects as claimed in claim 1, wherein a plurality of fixing rods (4-1) are uniformly arranged on the filtering grating plates (4-7) along the radial direction, and a plurality of filtering teeth are arranged on the fixing rods.
9. The environment-friendly sludge treatment equipment for water conservancy projects according to claim 1, wherein the drain pipe (7-3) is communicated with the settling tank (7) through a drain pump (7-2) arranged at the top of the settling tank (7), and the water inlet end of the drain pipe (7-3) extends to the position below the liquid level in the settling tank (7).
CN202210256982.5A 2022-03-16 2022-03-16 Environment-friendly sludge treatment equipment for hydraulic engineering Active CN114605047B (en)

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Application Number Priority Date Filing Date Title
CN202210256982.5A CN114605047B (en) 2022-03-16 2022-03-16 Environment-friendly sludge treatment equipment for hydraulic engineering

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Application Number Priority Date Filing Date Title
CN202210256982.5A CN114605047B (en) 2022-03-16 2022-03-16 Environment-friendly sludge treatment equipment for hydraulic engineering

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CN114605047B CN114605047B (en) 2023-06-09

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208055169U (en) * 2018-01-26 2018-11-06 福州华如实业有限公司 A kind of movable type riverway sludge processing unit
CN111087105A (en) * 2020-03-19 2020-05-01 栢斯维(广州)信息科技有限公司 Waste water treatment device for solid beverage production and manufacturing
CN211595376U (en) * 2020-01-04 2020-09-29 连云港问鼎环保科技有限公司 Distributed rural domestic sewage integrated device
CN114108736A (en) * 2021-11-30 2022-03-01 中铁二局集团建筑有限公司 Large-scale for pond sediment removal device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208055169U (en) * 2018-01-26 2018-11-06 福州华如实业有限公司 A kind of movable type riverway sludge processing unit
CN211595376U (en) * 2020-01-04 2020-09-29 连云港问鼎环保科技有限公司 Distributed rural domestic sewage integrated device
CN111087105A (en) * 2020-03-19 2020-05-01 栢斯维(广州)信息科技有限公司 Waste water treatment device for solid beverage production and manufacturing
CN114108736A (en) * 2021-11-30 2022-03-01 中铁二局集团建筑有限公司 Large-scale for pond sediment removal device

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