CN114605047B - Environment-friendly sludge treatment equipment for hydraulic engineering - Google Patents
Environment-friendly sludge treatment equipment for hydraulic engineering Download PDFInfo
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- CN114605047B CN114605047B CN202210256982.5A CN202210256982A CN114605047B CN 114605047 B CN114605047 B CN 114605047B CN 202210256982 A CN202210256982 A CN 202210256982A CN 114605047 B CN114605047 B CN 114605047B
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
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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
-
- 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
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
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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
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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- Treatment Of Sludge (AREA)
Abstract
The invention relates to environment-friendly sludge treatment equipment for hydraulic engineering, which comprises a sludge suction pipe, a sludge filtering box, a filtering grating plate and a water treatment device, wherein the filtering grating plate is arranged on the sludge suction pipe and 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 a first motor, and the end part of the filtering grating plate is close to the inner bottom of the sludge suction pipe; the 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 grating plate and the inner wall of the silt filtering box close to one side, and is communicated with the water pipe through a water suction pump positioned at the top of the filtering grating plate; the upper end of one side of the mixing box is communicated with the output end of the sludge suction pipe, the top of the mixing box is provided with a dosing box communicated with the mixing box, and a stirring and guiding rack is rotationally connected between the inner walls of the mixing box; the sedimentation tank is arranged on one side of the mixing tank, the lower end of the side wall of the sedimentation 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 sedimentation tank is communicated with a drain pipe.
Description
Technical Field
The invention relates to the technical field of environmental protection, in particular to an environmental protection type sludge treatment device for hydraulic engineering.
Background
Once the silt in the river channel is too much, the silt 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 a broken dike problem are very easy to occur; and the dredging of river channel can effectively remove the river channel sediment pollution, improve the water environment, enlarge the water cross section and improve the drainage capacity.
In recent years, a large number of river dredging projects are on horses, and sludge generated by dredging the river is one of the difficulties and important points to be solved in the river dredging project, 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 by the existing treatment equipment, the collected sludge is treated by adding medicines, and after precipitation, reusable soil is obtained, the sludge cannot be filtered in the collecting process, filtered impurities are removed, and the treatment procedures are reduced.
Disclosure of Invention
In order to overcome the defects in the prior art, the main object of the invention is to provide an environment-friendly sludge treatment device for water-use engineering, which can filter sludge in the process of collecting the sludge
In order to achieve the above purpose, the invention adopts the following technical scheme that the environment-friendly sludge treatment equipment for hydraulic engineering comprises:
a first filtering port is formed in the top of the sludge suction pipe;
the sludge filtering box is arranged on the sludge suction pipe, and a second filtering port communicated with the first filtering port is formed in the bottom of the sludge filtering box;
the first motor is fixedly arranged at the bottom in the silt filter box and is positioned at 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 the 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, which is close to the inner bottom of the sludge suction pipe, is parallel to the longitudinal section of the filtering grating plate and spans 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 grating plate and the inner wall of the sludge filtering box close to one side, and is communicated with the water pipe through a water suction pump positioned at the top of the filtering grating plate;
the upper end of one side of the mixing box is communicated with the output end of the sludge suction pipe, the top of the mixing box is provided with a dosing box communicated with the mixing box, and a stirring and guiding rack is rotationally connected between the inner walls of the mixing box;
the sedimentation tank is arranged on one side of the mixing tank, the lower end of the side wall of the sedimentation 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 sedimentation 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 of the inside of the medicine adding box, and the second medicine inlet is opposite to the first medicine inlet in position;
the medicine adding 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 medicine adding box in a sliding manner;
the two push rods are positioned at two sides of the baffle plate and 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 two push rods respectively penetrate through the second medicine inlet and the first medicine inlet to extend into the mixing box, and the lower ends of the two push rods are in lap joint with the rotating blades of the stirring and guiding rack;
one end of each reset spring is fixedly connected with the upper ends of the two push rods respectively, and the other end of each reset spring is fixedly connected with the side wall of the dosing box 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 box;
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 walls of the two telescopic rods respectively.
More specifically, the lateral wall lower extreme that the blending tank was kept away from to the setting tank is equipped with the mud pipe, mud pipe and setting tank pass through the dredge pump intercommunication.
More specifically, the method further comprises:
the inlet end of the silt suction pipe penetrates through the floating box body to enter water;
the silt suction pump is arranged on the silt suction pipe and is positioned at the top of the floating movable box body.
More specifically, still including locating the flexible stirring subassembly of silt suction pipe income end, flexible stirring subassembly includes:
the outer gear ring is rotationally connected with a port of the inlet end of the sludge suction pipe;
the stirring rods are uniformly arranged at the bottom of the outer gear ring respectively 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 the motor shafts of the stirring motors are downwards arranged;
and the pinions are respectively and fixedly arranged on motor shafts of the stirring motors and are respectively meshed with the outer gear rings.
More specifically, be equipped with a plurality of crisscross clathrating plates in the rose box, every the high end and the rose box inside wall fixed connection of clathrating plate.
More specifically, the radius of the filter grating plate is larger than the diameter length of the sludge suction pipe.
More specifically, a plurality of fixing rods are uniformly arranged on the filtering grating plate along the radial direction, and a plurality of filtering teeth are arranged on each fixing rod.
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 the 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 invention, the sludge filtering box arranged on the sludge suction pipe can drive the filtering grating plate to rotate in the process of extracting and collecting the sludge through the sludge suction pipe, and the filtering grating plate filters the sludge in the sludge suction pipe to remove foreign matters and impurities in the sludge, so that the next treatment is convenient and direct, the working procedures are reduced, and the sludge treatment efficiency and quality are improved.
2. When the silt water is sent into the mixing box, the stirring guide frame is driven to rotate by utilizing the impact force of the water, in the process of the stirring guide frame, the blades of the stirring guide frame are contacted with the push rod when passing through the highest point, the push rod is driven along with the rotation of the stirring guide frame, and then the baffle is driven to move through the linkage action of the telescopic rod and the connecting vertical rod in the dosing box, and the medicament in the dosing box flows into the mixing box and is fully mixed with the silt water along with the rotation of the stirring guide frame.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of a sectional front view of the sludge filtration tank of the present invention;
FIG. 3 is a schematic view showing a structure of a sludge filtration tank according to the present invention in a left-hand cross section along the first state of section A;
FIG. 4 is a schematic view showing a structure of a second state left-hand section of the sludge filtration tank of the present invention along section A;
FIG. 5 is a schematic view showing a sectional front view of a mixing tank and a settling tank according to the present invention;
FIG. 6 is a schematic view of a sectional front view of the medication box of the present invention;
FIG. 7 is a schematic perspective view showing the internal structure of the medicine-adding tank of the present invention.
1. The floating mobile box body, 2, a sludge suction pump, 3, a sludge suction pipe, 4, a sludge filter box, 4-1, a fixed rod, 4-2, a pressure water spray nozzle, 4-3, a water suction pump, 4-4, a first motor, 4-7, a filter grating plate, 5, a dosing box, 5-1, a baffle plate, 5-2, a return spring, 5-3, a push rod, 5-4, a connecting vertical rod, 5-5, a telescopic rod, 6-3, a stirring guide frame, 7, a sedimentation box, 7-1, a sedimentation plate, 7-2, a drainage pump, 7-3, a drainage pipe, 7-4, a sludge drainage pipe, 8, a suction pump, 10, a connecting pipe and 11.
Description of the embodiments
The invention will be further described with reference to the drawings and embodiments.
Examples
Referring to fig. 1-7, an environment-friendly sludge treatment device for hydraulic engineering comprises a sludge suction pipe 3, wherein a first filtering port is formed in the top of the sludge suction pipe; the sludge filtering box 4 is arranged on the sludge suction pipe 3, and a second filtering port communicated with the first filtering port is formed in the bottom of the sludge filtering box 4; the first motor 4-4 is fixedly arranged at the inner bottom of the silt filter box 4 and is positioned at one side of the second filter port; the filtering grating plate 4-7 is vertically arranged in the sludge filtering box 4 relative to the sludge suction pipe 3, the center of the filtering grating plate 4-7 is fixedly connected with a motor shaft of the first motor 4-4, one end of the filtering grating plate 4-7 sequentially passes through the second filtering port and the first filtering port, the end part is close to the inner bottom of the sludge suction pipe 3 and is parallel to the longitudinal section of the filtering grating plate 4-7, and spans across 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 the motor shaft of the first motor 4-4; the filtering grating plate 4-7 can rotate under the drive of the first motor 4-4, so that the sludge water extracted from the sludge suction pipe 3 can be primarily filtered, and large particles and some insoluble impurities are filtered out; the pressure water spray nozzle 4-3 is positioned between the filtering grating plate 4-7 and the inner wall of the sludge filtering box 4 close to one side, and is used for flushing impurities filtered on the filtering grating plate 4-7 to the other side of the sludge filtering box 4 by using sprayed water, 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 grating plate 4-7; the mixing box 6 is used for adding medicine, mixing and stirring the extracted sludge, sterilizing and outputting, accelerating the sedimentation speed, the upper end of one side of the mixing box 6 is communicated with the output end of the sludge suction pipe 3, the top of the mixing box 6 is provided with a medicine adding box 5 communicated with the mixing box for adding medicine, a stirring and guiding rack 6-3 is rotationally connected between the inner walls of the mixing box 6, and the added medicine sludge is fully stirred; 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, the connecting pipe 10 with the suction pump 8 sucks out sediment mud for further treatment, the top of the sedimentation tank is communicated with a drain pipe 7-3, and water on the upper layer of sediment is discharged into a river channel.
When the collected silt is further processed by adding medicine, 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 in position.
Wherein, a baffle plate 5-1 is arranged in the dosing box 5 and is arranged at the second medicine inlet, and two ends of the baffle plate are respectively connected with the side wall of the dosing box 5 in a sliding way; the two push rods 5-3 are positioned at two sides of the baffle plate 5-1 and are respectively connected with the side wall of the second medicine inlet far away from the side wall of the medicine adding box 5 in a rotating way, the lower ends of the two push rods penetrate through the second medicine inlet and the first medicine inlet respectively and extend into the mixing box 6, the lower ends of the two push rods are overlapped with blades of the rotating stirring and guiding frame 6-3, when the blades of the stirring and guiding frame 6-3 rotate to the highest point in the rotating process, the bottoms of the two push rods 5-3 are touched, the lower ends of the two push rods 5-3 are pushed to move towards the rotating direction of the stirring and guiding frame 6-3, and the upper ends of the two push rods 5-3 move towards the opposite direction due to the rotating connection with the side wall of the second medicine inlet; one end of each reset spring 5-2 is fixedly connected with the upper ends of the two push rods 5-3, and the other end of each reset spring is fixedly connected with the side wall of the dosing box 5 close to one side; one end of each telescopic rod 5-5 is fixedly connected with the tops of the two push rods 5-3, and the other end of each telescopic rod 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 plate 5-1, which is far away from the side wall of the medicine adding 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.
The mud precipitated at the bottom of the precipitation tank 7 is further discharged in a more efficient way, a mud discharging pipe 7-5 is arranged at the lower end of the side wall of the precipitation tank 7, which is far away from the side wall of the mixing tank 6, and the mud discharging pipe 7-5 is communicated with the precipitation tank 7 through a mud discharging pump 7-4.
In order to facilitate the movement of the sludge suction pipe 3 and control the length of the sludge suction pipe 3 entering into water, the sludge at the bottom can be effectively collected, the problem of over-deep or over-shallow is avoided, the invention further comprises a floating moving box body 1, and the inlet end of the sludge suction pipe 3 penetrates through the floating box body 1 to enter into water; the sludge suction pump 2 is arranged on the sludge suction pipe 3 and is positioned at the top of the floating mobile box body 1.
More specifically, when the sludge is collected, the pipeline is prevented from being blocked due to over-sticky and poor adsorption, the invention also comprises a telescopic stirring assembly 11 arranged at the inlet end of the sludge suction pipe 3, and the telescopic stirring assembly 11 comprises an outer gear ring which is rotationally connected with the port of the inlet end of the sludge suction pipe 3; the stirring rods are uniformly arranged at the bottom of the outer gear ring respectively 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 the motor shafts of the stirring motors are downwards arranged; the pinions are respectively and fixedly arranged on motor shafts of the stirring motors and respectively meshed with the outer gear rings.
In order to accelerate the sedimentation rate, and continuously adding the silt water mixed with the medicine into the supernatant of the upper layer, 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 filtering grating plates 4-7 is larger than the diameter length of the sludge suction pipe 3. More specifically, the filter grating plates 4-7 are uniformly provided with a plurality of fixing rods 4-1 along the radial direction, and the fixing rods are provided with a plurality of filter teeth, so that some sundries can be wound on the filter teeth.
More specifically, regarding the discharge of the precipitated mud, the drain pipe 7-3 is communicated with the precipitation tank 7 through the drain pump 7-2 provided at the top of the precipitation tank 7, and the water inlet end of the drain pipe 7-3 extends below the liquid level in the precipitation tank 7.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 of the present invention and are not to be construed as limiting the scope of the present invention, and all designs which are the same or similar to the present invention are within the scope of the present invention.
Claims (7)
1. Environment-friendly sludge treatment equipment for hydraulic engineering, characterized by comprising:
a first filtering port is formed in the top of the sludge suction pipe (3);
the sludge filtering box (4) is arranged on the sludge suction pipe (3), and a second filtering port communicated with the first filtering port is formed in the bottom of the sludge filtering box (4);
the first motor (4-4) is fixedly arranged at the bottom of the sludge filter tank (4) and is positioned at one side of the second filter port;
the filtering grating plate (4-7) sequentially passes through the second filtering opening and the first filtering opening at one end, the end part of the filtering grating plate is close to the inner bottom of the sludge suction pipe (3), the filtering grating plate (4-7) is parallel to the longitudinal sections of the sludge suction pipe (3) and the sludge filtering box (4) and spans 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); 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 each fixing rod;
the pressure water spray nozzle (4-2) is positioned on the inner wall of the silt filter box (4) and is close to the filter grating plate (4-7), and the pressure water spray nozzle (4-2) is communicated with a water pipe through a water suction pump (4-3) positioned at the top of the filter grating plate (4-7); the pressure water spray nozzle (4-2) sprays water to wash out impurities filtered on the filtering grating plate (4-7) to one side of the sludge filtering box (4);
the upper end of one side of the mixing box (6) is communicated with the output end of the sludge suction pipe (3), the top of the mixing box (6) is provided with a dosing box (5) communicated with the mixing box, and a stirring and guiding rack (6-3) is rotationally connected between the inner walls of the mixing box (6);
the sedimentation tank (7) is arranged at 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);
the top of the mixing box (6) is provided with a first medicine inlet, the bottom of one side in the medicine adding box (5) is provided with a second medicine inlet, and the second medicine inlet is opposite to the first medicine inlet in position;
the medicine adding 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 the second medicine inlet far away from the silt suction pipe (3), the lower ends of the two push rods respectively penetrate through the second medicine inlet and the first medicine inlet to extend into the mixing box (6), and the lower ends of the two push rods are in lap joint with the blades of the rotating stirring and guiding rack (6-3);
one end of each reset spring (5-2) is fixedly connected with the upper ends of the two push rods (5-3), and the other ends of the reset springs are fixedly connected with the side wall of the dosing box (5) far away from the push rods (5-3);
one end of each telescopic rod (5-5) is fixedly connected with the tops of the two push rods (5-3), and the other end of each telescopic rod is fixedly connected with the opposite side wall of a dosing box (5) on the side wall of the dosing box (5) connected with the reset spring (5-2);
the lower ends of the two connecting vertical rods (5-4) are fixedly connected with one side, close to the push rod (5-3), of the baffle (5-1) respectively, and the upper ends of the two connecting vertical rods are fixedly connected with the side walls of the two telescopic rods (5-5) respectively; when silt water is sent into the mixing box (6), the stirring guide frame (6-3) is driven to rotate by utilizing the impact force of the water, the blades of the stirring guide frame are contacted with the push rod when passing through the highest point in the rotation process of the stirring guide frame, the push rod is driven to rotate along with the stirring guide frame, and then the baffle is driven to move through the linkage action of the telescopic rod and the connecting vertical rod inside the dosing box, and the medicament in the dosing box flows into the mixing box and is rotated along with the stirring guide frame, so that the full mixing with the silt water is realized.
2. The environment-friendly sludge treatment equipment for hydraulic engineering according to claim 1, wherein a sludge discharge pipe (7-5) is arranged at the lower end of the side wall of the sedimentation tank (7) far away from one side of the mixing tank (6), and the sludge discharge pipe (7-5) is communicated with the sedimentation tank (7) through a sludge discharge pump (7-4).
3. An environmental protection type sludge treatment apparatus for hydraulic engineering according to claim 1, further comprising:
the inlet end of the sludge suction pipe (3) penetrates through the floating moving box body (1) to enter water;
the silt suction pump (2) is arranged on the silt suction pipe (3) and is positioned at the top of the floating moving box body (1).
4. The environment-friendly sludge treatment equipment for hydraulic engineering according to claim 1, further comprising a telescopic stirring assembly (11) arranged at the inlet end of the sludge suction pipe (3), wherein the telescopic stirring assembly (11) comprises:
the outer gear ring is rotationally connected with a port of the inlet end of the sludge suction pipe (3);
the stirring rods are uniformly arranged at the bottom of the outer gear ring respectively 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 the motor shafts of the stirring motors are downwards arranged;
and the pinions are respectively and fixedly arranged on motor shafts of the stirring motors and are respectively meshed with the outer gear rings.
5. The environment-friendly sludge treatment equipment for hydraulic engineering 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).
6. An environmental protection type sludge treatment facility for hydraulic engineering according to claim 1, wherein the radius of the filtering grating plates (4-7) is larger than the diameter length of the sludge suction pipe (3).
7. The environment-friendly sludge treatment equipment for hydraulic engineering according to claim 1, wherein the water draining pipe (7-3) is communicated with the settling tank (7) through the water draining pump (7-2) arranged at the top of the settling tank (7), and the water inlet end of the water draining pipe (7-3) extends to the position below the liquid level in the settling tank (7).
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| Application Number | Priority Date | Filing Date | Title |
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| 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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| CN114605047A CN114605047A (en) | 2022-06-10 |
| CN114605047B true CN114605047B (en) | 2023-06-09 |
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| 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 |
| CN111087105B (en) * | 2020-03-19 | 2020-07-03 | 栢斯维(广州)信息科技有限公司 | Waste water treatment device for solid beverage production and manufacturing |
| CN114108736B (en) * | 2021-11-30 | 2023-03-07 | 中铁二局集团建筑有限公司 | Large-scale pond is with desilting device |
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