CN217489999U - Rotary filter screen washing device - Google Patents
Rotary filter screen washing device Download PDFInfo
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- CN217489999U CN217489999U CN202221265277.3U CN202221265277U CN217489999U CN 217489999 U CN217489999 U CN 217489999U CN 202221265277 U CN202221265277 U CN 202221265277U CN 217489999 U CN217489999 U CN 217489999U
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Abstract
The utility model discloses a rotary filter screen washing device, which comprises a filter screen mechanism, a plurality of filter screens and a plurality of filter screens, wherein the plurality of filter screens are arranged on the frame; flushing mechanism, flushing mechanism is including first washing subassembly and second washing subassembly, first washing subassembly is located the upper portion of frame is inboard, first washing subassembly is equipped with side by side first shower nozzle, the second washing subassembly sets up the upper portion outside of frame, the second washing subassembly is equipped with side by side second shower nozzle, first shower nozzle with the cooperation of second shower nozzle is used for washing the otter board. The utility model discloses can wash totally fast the otter board reduces energy resource consumption, promotes clean efficiency, avoids taking place water level differential pressure too big and cause the fault tripping operation, ensures the operation of equipment safety and stability.
Description
Technical Field
The utility model relates to a sewage treatment technical field, in particular to rotary filter screen washing unit.
Background
The rotary filter screen is mainly applied to a circulating cooling water system of a power station, can automatically remove various small pollutants such as water plants, branches, plastics and films in a water source, ensures the safe and economic operation of a condenser, and can also be applied to industries needing to filter industrial or domestic water, such as metallurgy, chemical industry, municipal water supply and drainage and the like. Generally, by adopting a rotary filter screen with the mode that water is fed from the front sides of two sides and is discharged from the middle, when the screen plate passes through a flushing system, duckbill-shaped nozzles arranged in parallel on the inner side of a frame flush the screen plate.
The traditional flushing system has low cleaning efficiency on the screen plate, when jellyfishes or a large amount of sundries are attached to the screen plate, the flushing nozzle can only flush a small part of jellyfishes or shells once, most of the jellyfishes or the sundries are still attached to the screen plate or stay on the lower steel groove surface of the screen plate, the jellyfishes or the sundries attached to the screen plate return to the water inlet again along with the rotation of the rotary filter screen, a large amount of jellyfishes or sundries are accumulated on the side of the water inlet screen plate of the rotary filter screen along with the continuous operation of the rotary filter screen, so that the screen plate is blocked, the water level difference between the inlet side and the outlet side of the rotary filter screen is increased, the energy consumption is high, the overload tripping fault of the rotary filter screen is easily caused, and even the shutdown of a circulating cooling water system, the tripping of a unit and other serious events are caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a rotary filter screen washing unit can wash clean otter board, promotes the clean efficiency of otter board, and the energy can be saved avoids rotary filter screen to take place water level differential pressure big and cause the trouble tripping operation, ensures the operation of equipment safety and stability.
According to the utility model discloses rotary screen washing unit, include:
the filter screen mechanism comprises a frame and a plurality of screen plates, the screen plates are arranged on the frame, the frame is connected with a driving assembly, and the driving assembly is used for driving the screen plates to rotate from bottom to top;
flushing mechanism, flushing mechanism is including first washing subassembly and second washing subassembly, first washing subassembly is located the upper portion of frame is inboard, first washing subassembly is equipped with side by side first shower nozzle, the second washing subassembly sets up the upper portion outside of frame, the second washing subassembly is equipped with side by side second shower nozzle, first shower nozzle with the cooperation of second shower nozzle is used for washing the otter board.
According to the utility model discloses rotary screen washing unit has following beneficial effect at least: the screen plate moves upwards from the bottom of the frame under the action of the driving assembly, the first washing assembly is arranged on the inner side of the upper portion of the frame, the second washing assembly is arranged on the outer side of the upper portion of the frame, when the screen plate passes through the positions of the first washing assembly and the second washing assembly, washing water of the first spray head can impact the screen plate from inside to outside, washing water of the second spray head can impact the screen plate from outside to inside, under the matching action of the first spray head and the second spray head, sundries on the screen plate are quickly washed clean, the screen plate does not need to be repeatedly washed for many times, the running time of cleaning the screen plate is shortened, energy consumption is reduced, the cleaning efficiency of the screen plate is improved, and fault tripping caused by overlarge water level differential pressure is avoided, the safe and stable operation of the equipment is ensured.
According to some embodiments of the utility model, first shower nozzle in vertical direction with the otter board is arranged for the contained angle, the second shower nozzle in the horizontal direction with the otter board is arranged for the contained angle.
According to the utility model discloses a some embodiments, be provided with the fixed plate on the otter board, so that the otter board forms a plurality of net frames, one along the horizontal direction the correspondence of net frame is equipped with at least one the second shower nozzle.
According to some embodiments of the utility model, the second shower nozzle is provided with two rows about, two rows the second shower nozzle is staggered arrangement.
According to some embodiments of the utility model, rotary screen washing unit is still including the dirty groove of collection, the dirty groove of collection is located the outside of frame.
According to the utility model discloses a some embodiments, drive assembly is including driver, gear and chain, the frame is provided with the guide rail, the chain adaptation is installed on the guide rail, the otter board sets up on the chain, gear and chain meshing, the driver is used for the drive the gear rotates, thereby the drive the chain is followed the guide rail rotates.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a right side view of a rotary screen flushing device according to an embodiment of the present invention;
fig. 2 is a front view of a rotary screen washing device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a screen and a second flushing assembly according to an embodiment of the present invention.
The reference numbers illustrate:
a filter screen mechanism 100, a frame 110, a screen plate 120, and a fixing plate 121;
a flushing mechanism 200, a first flushing component 210, a first spray head 211, a second flushing component 220, and a second spray head 221;
a dirt collection tank 400.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 3, an embodiment of the present invention provides a rotary screen washing device, including a screen mechanism 100, including a frame 110 and a plurality of screens 120, the plurality of screens 120 are disposed on the frame 110, the frame 110 is connected to a driving assembly 300, the driving assembly 300 is used for driving the plurality of screens 120 to rotate from bottom to top; the washing mechanism 200, the washing mechanism 200 includes a first washing component 210 and a second washing component 220, the first washing component 210 is located at the inner side of the upper portion of the frame 110, the first washing component 210 is provided with first nozzles 211 arranged side by side, the second washing component 220 is arranged at the outer side of the upper portion of the frame 110, the second washing component 220 is provided with second nozzles 221 arranged side by side, and the first nozzles 211 and the second nozzles 221 are matched for washing the screen plate 120.
Specifically, during operation, the screen plate 120 with attached impurities moves upwards from the bottom of the frame 110 under the action of the driving assembly 300, the first washing assembly 210 is disposed at the inner side of the upper portion of the frame 110, the second washing assembly 220 is disposed at the outer side of the upper portion of the frame 110, as the mesh plate 120 passes the locations of the first and second wash assemblies 210 and 220, the washing water of the first spray head 211 may impact the mesh plate 120 from the inside out, the washing water of the second spray head 221 may impact the mesh plate 120 from the outside in, under the cooperation of the first nozzle 211 and the second nozzle 221, sundries on the screen plate 120 are quickly washed clean, the screen plate 120 does not need to be repeatedly washed for many times, the cleaning time of the screen plate 120 is shortened, the energy consumption is reduced, the cleaning efficiency of the screen plate 120 is improved, the fault tripping caused by large water level differential pressure is avoided, and the safe and stable operation of the equipment is ensured. Furthermore, the screen plate is cleaned in time, so that the odor generated by the accumulation of garbage can be avoided, and the environment protection is facilitated.
It can be understood that, referring to fig. 1 and 3, the first spray head 211 is arranged at an angle to the mesh plate 120 in a vertical direction, and the second spray head 221 is arranged at an angle to the mesh plate 120 in a horizontal direction.
It should be noted that the first nozzle 211 is arranged at an included angle with the screen plate 120 in the vertical direction, so that the washing water flushed from the first nozzle 211 can wash the screen plate 120 in a larger area in the vertical direction; the second nozzle 221 is arranged at an angle with the screen plate 120 in the horizontal direction, so that the washing water flushed from the second nozzle 221 can wash the screen plate 120 in a larger area in the horizontal direction. According to the requirement of the installation position, the included angle between the first spray head 211 and the screen plate 120 and the included angle between the second spray head 221 and the screen plate 120 can be correspondingly adjusted to ensure the maximum washing area of the screen plate 120, so that the screen plate 120 is washed more cleanly, and the decontamination efficiency is improved.
Optionally, with reference to fig. 1, an included angle between the first spraying head 211 and the screen plate 120 in the vertical direction may be 45 degrees, so as to wash the screen plate 120 from bottom to top; referring to fig. 3, the second nozzle 221 may form an angle of 60 degrees with the screen plate 120 in the horizontal direction, and the screen plate 120 is cleaned from left to right.
It can be understood that, referring to fig. 3, the net plate 120 is provided with a fixing plate 121, so that the net plate 120 forms a plurality of net frames in the horizontal direction, and one net frame is correspondingly provided with at least one second nozzle 221. It should be understood that the fixing plate 121 is mainly used for fixing the net plate 120. It should be noted that at least one second spray nozzle 221 is correspondingly arranged on one screen frame, so that each screen frame area can be washed, and the washing efficiency is improved.
Further, during the installation process, the distance between the second nozzle 221 and the mesh plate 120 may be set according to the width of the fixing plate 121, for example, the distance is 20 cm, 25 cm or other distances, so as to prevent the outlet of the washing water from being blocked by the fixing plate 121.
It is understood that, referring to fig. 1 and 3, the second nozzles 221 are provided in two rows, and the two rows of the second nozzles 221 are staggered.
It should be noted that, the two rows of second nozzles 221 are arranged in a staggered manner, so that the effect of increasing the washing area can be achieved, a better washing effect on the screen plate 120 is realized, and the washing efficiency is improved. Alternatively, the second nozzles 221 may be arranged in a single row, three rows, or other number, so that the mesh plate 120 can be efficiently washed.
Further, the first nozzles 211 can be arranged in two rows, three rows or other numbers, which can also increase the washing area and achieve the effect of washing cleanly.
It is understood that, referring to fig. 1, the rotary screen washing apparatus further includes a dirt collection tank 400, and the dirt collection tank 400 is provided outside the frame 110 for storing dirt. It should be noted that, in the process that the screen plate 120 moves from bottom to top, when the impurities rise to the top of the filter screen along with the screen plate 120, the impurities fall along with the movement of the screen plate 120, a part of the impurities fall into the dirt collecting tank 400 under the action of the self gravity, and then the impurities remaining on the screen plate 120 are washed and fall into the dirt collecting tank 400 through the washing of the first spray nozzles 211 and the second spray nozzles 221, so as to clean the screen plate 120.
It can be understood that, referring to fig. 1 and 2, the driving assembly 300 includes a driver 310, a gear 320 and a chain 330, the frame 110 is provided with a guide rail, the chain 330 is fittingly installed on the guide rail, the mesh plate 120 is arranged on the chain 330, the gear 320 is engaged with the chain 330, and the driver 310 is used for driving the gear 320 to rotate, thereby driving the chain 330 to rotate along the guide rail.
It should be noted that the gear 320 is engaged with the chain 330, and when the driver 310 drives the gear 320 to rotate, the gear 320 can drive the chain 330 to move, so as to realize the circular rotation of the screen plate 120.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art.
Claims (6)
1. Rotary screen washing unit, its characterized in that includes:
the filter screen mechanism comprises a frame and a plurality of screen plates, the screen plates are arranged on the frame, the frame is connected with a driving assembly, and the driving assembly is used for driving the screen plates to rotate from bottom to top;
flushing mechanism, flushing mechanism is including first washing subassembly and second washing subassembly, first washing subassembly is located the upper portion of frame is inboard, first washing subassembly is equipped with side by side first shower nozzle, the second washing subassembly sets up the upper portion outside of frame, the second washing subassembly is equipped with side by side second shower nozzle, first shower nozzle with the cooperation of second shower nozzle is used for washing the otter board.
2. The rotary screen washing device according to claim 1, wherein the first spraying heads are arranged at an angle to the screen plate in a vertical direction, and the second spraying heads are arranged at an angle to the screen plate in a horizontal direction.
3. The rotary screen washing device according to claim 2, wherein the screen plate is provided with a fixing plate so that the screen plate forms a plurality of screen frames in a horizontal direction, and at least one second nozzle is correspondingly provided to one of the screen frames.
4. The rotary screen washing unit of claim 3, wherein the second spray heads are arranged in two rows, one upper row and the other lower row, and the two rows of the second spray heads are staggered.
5. The rotary screen washing unit of claim 1, further comprising a dirt collection basin disposed outside the frame.
6. The rotary screen washing device according to claim 1, wherein the driving assembly comprises a driver, a gear and a chain, the frame is provided with a guide rail, the chain is adapted to be mounted on the guide rail, the mesh plate is arranged on the chain, the gear is engaged with the chain, and the driver is used for driving the gear to rotate, so as to drive the chain to rotate along the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221265277.3U CN217489999U (en) | 2022-05-24 | 2022-05-24 | Rotary filter screen washing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221265277.3U CN217489999U (en) | 2022-05-24 | 2022-05-24 | Rotary filter screen washing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217489999U true CN217489999U (en) | 2022-09-27 |
Family
ID=83357616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221265277.3U Active CN217489999U (en) | 2022-05-24 | 2022-05-24 | Rotary filter screen washing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217489999U (en) |
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2022
- 2022-05-24 CN CN202221265277.3U patent/CN217489999U/en active Active
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