CN219539551U - Hydraulic screen device with backwashing capability - Google Patents
Hydraulic screen device with backwashing capability Download PDFInfo
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- CN219539551U CN219539551U CN202320595181.1U CN202320595181U CN219539551U CN 219539551 U CN219539551 U CN 219539551U CN 202320595181 U CN202320595181 U CN 202320595181U CN 219539551 U CN219539551 U CN 219539551U
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Abstract
The utility model discloses a hydraulic screen device with backwashing capability, which relates to the technical field of sewage treatment and comprises a hydraulic screen mechanism and a filter screen, wherein the hydraulic screen mechanism comprises a shell, a first drainage plate, a scale storage tank, a first water storage plate, a first water inlet valve, a second water inlet valve and a second water storage plate; the scale storage groove is formed in one side of the shell, the first drainage plate is fixedly connected to the upper end of the shell, the first water storage plate is fixedly connected to the inner wall of one side of the shell, the second water storage plate is fixedly connected to the inner wall of one side of the shell and located below, the first water inlet valve of the water inlet valve is installed on one side of the shell, and the second water inlet valve is installed on one side of the shell. The utility model can achieve the purpose of flushing the filter screen by changing the water flow direction in a short time by arranging the back flushing mechanism.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a hydraulic screen device with backwashing capability.
Background
The hydraulic screen is a simple, efficient and convenient-to-maintain trash holding device for retaining suspended matters in liquid by adopting meshed materials, is suitable for removing solid suspended impurities from low-concentration solution, and is commonly used for treating industrial wastewater such as printing and dyeing wastewater, poultry processing and the like, treating urban sewage and recycling useful solid impurities.
The traditional water conservancy sieve is big after using certain time, and adhesion a certain amount of impurity can be piled up on its surface, and this impurity can cause the jam to the filtration of water conservancy sieve to influence filtration efficiency, consequently traditional water conservancy sieve needs periodic cleaning, based on this, in order to realize the quick clearance of water conservancy sieve, provides a water conservancy sieve device with backwash ability.
Disclosure of Invention
The utility model aims to provide a hydraulic screen device with backwashing capability, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the hydraulic screen device with the backwashing capability comprises a hydraulic screen mechanism and a filter screen, and is characterized by comprising a shell, a first drainage plate, a scale storage tank, a first water storage plate, a first water inlet valve, a second water inlet valve and a second water storage plate;
the scale storage tank is arranged on one side of the shell, the first drainage plate is fixedly connected to the upper end of the shell, the first water storage plate and the second water storage plate are fixedly connected to the inner wall of one side of the shell, the second water storage plate is positioned below the first water storage plate, the first water inlet valve and the second water inlet valve are arranged on one side of the shell, the filter screen is fixedly connected between the inner walls of two ends of the shell, one end of the shell is provided with a back flushing mechanism, and the back flushing mechanism comprises a rotary table, a movable rod, the second drainage plate, a flushing plate, a sliding block and a sliding rod;
the carousel set up in the outer wall of shell, the carriage release lever rotate in the surface of carousel, second drainage board fixed connection in between the inner wall of shell both ends and be located the oblique below of filter screen, wash the board sliding connection in the surface of second drainage board, the sliding block set up in the lower extreme of washing the board, the carriage release lever rotates to be connected between sliding block and carriage release lever.
As still further aspects of the utility model: one end of the shell is provided with a motor, the output end of the motor is fixedly connected with a rotating shaft, and the rotating shaft penetrates through the shell to one side of the turntable.
As still further aspects of the utility model: and a water outlet valve is arranged below one end of the shell.
As still further aspects of the utility model: the second drainage plate is arranged to be of a hollow structure, a sliding groove for the flushing plate to slide is arranged in the middle of the second drainage plate, and the hollow structure inside is matched with the sliding rod in size.
As still further aspects of the utility model: a waterproof plate is arranged between the inner walls of the two ends of the shell and far away from the upper side of the filter screen.
As still further aspects of the utility model: the rotating point of the moving rod and the surface of the turntable is a center point of the turntable.
Compared with the prior art, the utility model has the beneficial effects that:
through setting up back flush mechanism, can be within the short time through changing the rivers direction, guide the surface of second drainage board with rivers, make rivers upwards dash at the repeated striking of frequent washing board, reach the purpose of washing the filter screen, its convenient operation, work efficiency are high.
Drawings
FIG. 1 is a schematic illustration of a hydraulic screen apparatus with backwash capability;
FIG. 2 is a cross-sectional view of a screen of a hydraulic screen apparatus having backwash capability;
FIG. 3 is a schematic diagram of a backflushing mechanism of a hydraulic screen apparatus with backflushing capability;
FIG. 4 is a side view of a hydraulic screen apparatus with backwash capability;
fig. 5 is a schematic structural view of a flush plate of a hydraulic screen apparatus having backwash capability.
In the figure: 1. a water conservancy sieve mechanism; 101. a housing; 102. a first drainage plate; 103. a scale storage tank; 104. a second water storage plate; 105. a first inlet valve; 106. a second inlet valve; 107. a first water storage plate; 2. a waterproof board; 3. a back flushing mechanism; 301. a turntable; 302. a moving rod; 303. a second drainage plate; 304. a flush plate; 305. a sliding block; 306. a slide bar; 4. a motor; 5. and (5) filtering and screening.
Detailed Description
Referring to fig. 1 to 5, in an embodiment of the present utility model, a hydraulic screen device with backwash capability includes a hydraulic screen mechanism 1 and a filter screen 5, wherein the hydraulic screen mechanism 1 includes a housing 101, a first drainage plate 102, a scale storage tank 103, a first water storage plate 104, a first water inlet valve 105, a second water inlet valve 106 and a second water storage plate 107;
the scale storage tank 103 is arranged on one side of the shell 101, the first drainage plate 102 is fixedly connected to the upper end of the shell 101, the first water storage plate 107 and the second water storage plate 104 are fixedly connected to the inner wall of one side of the shell 101, the second water storage plate 104 is positioned below the first water storage plate 107, the first water inlet valve 105 and the second water inlet valve 106 are arranged on one side of the shell 101, the filter screen 5 is fixedly connected between the inner walls of two ends of the shell 101, one end of the shell 101 is provided with a back flushing mechanism 3, and the back flushing mechanism 3 comprises a rotary disc 301, a movable rod 302, a second drainage plate 303, a flushing plate 304, a sliding block 305 and a sliding rod 306;
the rotary table 301 is arranged on the outer wall of the shell 101, the moving rod 302 rotates on the surface of the rotary table 301, the second drainage plate 303 is fixedly connected between the inner walls of the two ends of the shell 101 and is positioned obliquely below the filter screen 5, the flushing plate 304 is slidably connected on the surface of the second drainage plate 303, the sliding block 305 is arranged at the lower end of the flushing plate 304, and the sliding rod 306 is rotatably connected between the sliding block 305 and the moving rod 302;
one end of the shell 101 is provided with a motor 4, the output end of the motor 4 is fixedly connected with a rotating shaft, and the rotating shaft penetrates through the shell 101 to one side of the turntable 301;
the point of rotation of the movable lever 302 and the surface of the turntable 301 is offset from the center of rotation of the turntable 301.
In the hydraulic screen device with backwashing capability, sewage enters the surface of the first water storage plate 107 from the first water inlet valve 105, and because the sewage flows through the first drainage plate 102 to drain the sewage to the surface of the filter screen 5, solid impurities in the sewage are filtered by the filter screen 5 and flow into the interior of the scale storage tank 103, part of impurities remain on the surface of the filter screen 5, and the filtered water flows into the surface of the second drainage plate 303 to the interior of the shell 101;
when the impurities on the surface of the filter screen 5 need to be washed, the first water inlet valve 105 is closed, the second water inlet valve 106 is opened, clean water flows into the surface of the second water storage plate 104 and flows into the second flow guide plate 303, the motor 6 is started, the motor 6 drives the rotating shaft to rotate, meanwhile, the rotary table 301 rotates, one end of the moving rod 302 starts to rotate circumferentially and drives the sliding rod 306 to slide reciprocally in the second flow guide plate 303, meanwhile, the washing plate 304 is driven to slide reciprocally in the surface of the second flow guide plate 303, when water flows into the surface of the second flow guide plate 303, the washing plate 304 repeatedly impacts the water flow, so that the water flow impacts obliquely upwards, the impacted water flow flushes the impurities attached to the surface of the filter screen 5 and flows into the scale storage groove 103, the water flow direction can be changed to wash the filter screen 5 in a short time through the arrangement, and the impact water flow has a flushing force larger than that of the traditional water flow.
In fig. 4: a water outlet valve is arranged below one end of the housing 101.
The hydraulic screen apparatus having the backwashing capability allows water flowing into the housing 101 to be discharged by the above arrangement.
In fig. 4: the second drainage plate 303 is provided with a hollow structure, a sliding groove for the flushing plate 304 to slide is arranged in the middle, and the hollow structure inside is matched with the sliding rod 306 in size.
The hydraulic screen device with backwashing capability enables the sliding block 305 and the sliding rod 306 to slide in the second drainage plate 303, so that the flushing plate 304 is driven to slide back and forth.
In fig. 4: a waterproof board 2 is arranged between the inner walls of the two ends of the shell 101 and is far from the upper part of the filter screen 5.
When the hydraulic screen device with the back flushing capability is arranged for back flushing operation, running water is blocked by the waterproof plate 2 and cannot splash outside the shell 101.
The working principle of the utility model is as follows: the sewage enters the surface of the first water storage plate 107 from the first water inlet valve 105, because the water flows through the first water inlet valve 105 to drain the sewage to the surface of the filter screen 5, solid impurities in the sewage are filtered by the filter screen 5 and flow into the interior of the scale storage tank 103, part of impurities remain on the surface of the filter screen 5, the filtered water flows into the surface of the second water inlet valve 303 to the interior of the shell 101, when the impurities on the surface of the filter screen 5 need to be washed, the first water inlet valve 105 is closed, the second water inlet valve 106 is opened, the clean water flows into the surface of the second water storage plate 104 and flows into the second water inlet valve 303, the motor 6 is started, the motor 6 drives the rotating shaft to rotate, meanwhile, one end of the moving rod 302 starts to do circumferential rotation, and drives the sliding rod 306 to slide back and forth in the interior of the second water inlet valve 303, and simultaneously drives the flushing plate 304 to slide back and forth in the surface of the second water inlet valve 303, when the water flows into the surface of the second water inlet valve 303, the flushing plate 304 repeatedly impacts the water flow obliquely upwards, the water flow is enabled to impact the impurities attached to the surface of the filter screen 5 and flow into the interior of the scale storage tank, and the water flow can change the direction of the filter screen 5 through the water flow, and the filter screen can be washed in a short time.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The hydraulic screen device with the backwashing capability comprises a hydraulic screen mechanism (1) and a filter screen (5), and is characterized in that the hydraulic screen mechanism (1) comprises a shell (101), a first drainage plate (102), a scale storage groove (103), a first water storage plate (107), a first water inlet valve (105), a second water inlet valve (106) and a second water storage plate (104);
the scale storage tank (103) is arranged on one side of the shell (101), the first drainage plate (102) is fixedly connected to the upper end of the shell (101), the first water storage plate (107) and the second water storage plate (104) are fixedly connected to the inner wall of one side of the shell (101), the second water storage plate (104) is positioned below the first water storage plate (107), the first water inlet valve (105) and the second water inlet valve (106) are arranged on one side of the shell (101), the filter screen (5) is fixedly connected between the inner walls of two ends of the shell (101), a back flushing mechanism (3) is arranged at one end of the shell (101), and the back flushing mechanism (3) comprises a rotary table (301), a moving rod (302), a second drainage plate (303), a flushing plate (304), a sliding block (305) and a sliding rod (306);
the rotary table (301) is arranged on the outer wall of the shell (101), the movable rod (302) rotates on the surface of the rotary table (301), the second drainage plate (303) is fixedly connected between the inner walls of two ends of the shell (101) and positioned below the filter screen (5), the flushing plate (304) is slidably connected to the surface of the second drainage plate (303), the sliding block (305) is arranged at the lower end of the flushing plate (304), and the sliding rod (306) is rotatably connected between the sliding block (305) and the movable rod (302).
2. A hydraulic screen device with backwash capacity according to claim 1, characterised in that one end of the housing (101) is provided with a motor (4), the output end of the motor (4) being fixedly connected to a rotating shaft, which runs through the housing (101) to one side of the turntable (301).
3. A hydraulic screen apparatus with backwash capacity according to claim 1, characterised in that a water outlet valve is provided below a section of the housing (101).
4. A hydraulic screen device with backwash capacity according to claim 1, characterized in that the second drainage plate (303) is provided as a hollow structure, a sliding groove for the flushing plate (304) to slide is provided in the middle, and the hollow structure inside is matched with the size of the sliding rod (306).
5. A hydraulic screen device with backwash capacity according to claim 1, characterized in that a waterproof plate (2) is arranged obliquely above the filter screen (5) between the inner walls of the two ends of the housing (101).
6. A hydraulic screen apparatus with backwash capability according to claim 1, wherein the point of rotation of the moving bar (302) and the surface of the turntable (301) is offset from the centre of rotation of the turntable (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320595181.1U CN219539551U (en) | 2023-03-24 | 2023-03-24 | Hydraulic screen device with backwashing capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320595181.1U CN219539551U (en) | 2023-03-24 | 2023-03-24 | Hydraulic screen device with backwashing capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219539551U true CN219539551U (en) | 2023-08-18 |
Family
ID=87701226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320595181.1U Active CN219539551U (en) | 2023-03-24 | 2023-03-24 | Hydraulic screen device with backwashing capability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219539551U (en) |
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2023
- 2023-03-24 CN CN202320595181.1U patent/CN219539551U/en active Active
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