CN214344787U - Seawater backwashing filter device - Google Patents
Seawater backwashing filter device Download PDFInfo
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- CN214344787U CN214344787U CN202120039982.0U CN202120039982U CN214344787U CN 214344787 U CN214344787 U CN 214344787U CN 202120039982 U CN202120039982 U CN 202120039982U CN 214344787 U CN214344787 U CN 214344787U
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- backwashing
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- filtering component
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Abstract
The utility model discloses a seawater backwashing filter device, which comprises a filter assembly and a backwashing liquid supply device; the filtering component comprises a primary filtering component and a secondary filtering component; the filtering component shell comprises a horizontal cylinder part and a vertical cylinder part; one end of the horizontal cylinder part is a seawater inlet end, and the other end of the horizontal cylinder part is communicated with the upper part of the vertical cylinder part; a first-stage filtering component is arranged in the horizontal cylinder part; the horizontal cylinder part is connected with a first backwashing pipe; the first backwashing pipe is connected with the backwashing liquid supply device through a first electromagnetic valve and a pipeline; a secondary filtering component is arranged in the vertical cylinder part; the vertical barrel part is provided with a filtered water outlet and a sewage outlet; the bottom of the vertical cylinder part is connected with a second backwashing pipe; the back flushing pipe is connected with a back flushing liquid supply device through a second electromagnetic valve and a pipeline; the backwash liquid supply device supplies backwash liquid into the horizontal cylinder part and the vertical cylinder part. The utility model discloses avoid storing up a large amount of debris in the device and influence follow-up water equipment's discharge.
Description
Technical Field
The utility model relates to a sea water filtration system, concretely relates to sea water back flush filter equipment.
Background
The cooling system, the fire-fighting system and the domestic water of the ship all adopt seawater sucked from a sea chest, and the seawater is filtered by a seawater filter and then distributed to equipment such as a main machine, an auxiliary machine, a fire-fighting device, a seawater desalination device and the like for use.
The self-cleaning filter is used as cooling water rough filtration treatment equipment and is used in a negative pressure environment in front of a seawater pump. Under the condition of not influencing the work of the system, the cooling system is provided with a filtering function, the cooling system is protected, and dirt is discharged to the outside.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a seawater backwashing filter device avoids storing up a large amount of debris in the device and influences the discharge of follow-up water equipment.
The technical scheme of the utility model is that: a seawater backwashing filter device comprises a filter assembly and a backwashing liquid supply device; the filter assembly comprises a shell; a primary filtering component and a secondary filtering component are arranged in the shell; the recoil liquid supply device is arranged below the shell;
the shell comprises a horizontal cylinder part and a vertical cylinder part; one end of the horizontal cylinder part is a seawater inlet end, and the other end of the horizontal cylinder part is communicated with the upper part of the vertical cylinder part; a first-stage filtering component is arranged in the horizontal cylinder part; the horizontal cylinder part is divided into a pre-filtering cavity and a post-filtering cavity by the primary filtering component; the lower part of the pre-filter cavity is communicated with the collection cavity; the bottom of the collecting cavity is provided with a slag discharging port; a first backwashing pipe is connected below the pre-filtering cavity; the first backwashing pipe is connected with a backwashing liquid supply device through a first electromagnetic valve and a pipeline; a secondary filtering component is arranged in the vertical cylinder part; the vertical barrel part is provided with a filtered water outlet and a sewage outlet; the bottom of the vertical cylinder part is connected with a second backwashing pipe; the back flushing pipe is connected with a back flushing liquid supply device through a second electromagnetic valve and a pipeline; the backflushing liquid supply device supplies backflushing liquid to the horizontal cylinder part and the vertical cylinder part.
Furthermore, the primary filtering component is a filter screen obliquely arranged in the horizontal cylinder part and used for filtering large solid particles.
Further, the secondary filter assembly includes a filter cartridge; the top of the filter cartridge is hermetically connected with the side wall of the vertical cylinder part, and a cavity is formed between the filter cartridge and the inner wall of the vertical cylinder part of the body; the side wall of the vertical cylinder part is also provided with a filtered water outlet communicated with the cavity.
Further, the recoil liquid supply device comprises a flushing liquid storage tank; a liquid level sensor is arranged in the flushing liquid storage tank; the bottom of the flushing liquid storage tank is connected with a liquid outlet pipeline; and the liquid outlet pipeline is connected with the first backwashing pipe and the second backwashing pipe.
Furthermore, the filtered water outlet is connected with a water outlet pipe; the water outlet pipe is connected with a circulating pipeline through a third electromagnetic valve; the water outlet pipe is connected with a water filtering and draining pipe through a fourth electromagnetic valve; the circulating pipeline is connected with a circulating water inlet above the pre-filtering cavity of the horizontal cylinder part.
The utility model has the advantages that: the device of the utility model is simple in structure, through the second grade filtration, filter large granule solid and tiny particle impurity respectively, reach the purpose of the inside debris of clearance filter, the maintenance cycle is cleared up in the extension, reduces the intensity of crew maintenance work. The utility model discloses a back washing unit carries out periodic cleaning to filter equipment, avoids the device to block up.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely through the following detailed description.
In the description of the present invention, it is to be understood that the terms "middle", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In addition, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are intended to be inclusive and mean, for example, that there may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1, a seawater backwashing filter device of the present invention comprises a filter assembly and a backwashing liquid supply device; the filter assembly comprises a shell; a primary filtering component and a secondary filtering component are arranged in the shell; the recoil liquid supply device is arranged below the shell;
the shell comprises a horizontal cylinder part 1 and a vertical cylinder part 2; one end of the horizontal cylinder part 1 is a seawater inlet end, and the other end of the horizontal cylinder part is communicated with the upper part of the vertical cylinder part 2; a primary filtering component is arranged in the horizontal cylinder part 1; the horizontal cylinder part 1 is divided into a pre-filtering cavity and a post-filtering cavity by the primary filtering component; the lower part of the pre-filter cavity is communicated with the collection cavity 3; the bottom of the collection cavity is provided with a slag discharge port 4; a backwash pipe I5 is connected below the pre-filtering cavity; the backwash pipe I5 is connected with the backwash liquid supply device through a solenoid valve I6 and a pipeline; a secondary filtering component is arranged in the vertical cylinder part 2; the vertical cylinder part 2 is provided with a filtered water outlet 10 and a sewage outlet 16; the bottom of the vertical cylinder part 2 is connected with a second backwashing pipe 11; the second backwashing pipe 11 is connected with a backwashing liquid supply device through a second electromagnetic valve 12 and a pipeline; the backwash liquid supply device supplies backwash liquid to the horizontal cylinder part 1 and the vertical cylinder part 2.
The utility model discloses a one-level filtering component sets up the filter screen 24 in horizontal barrel part 1 for the slope for filter solid large granule.
The second stage filtering component of the utility model comprises a filtering cylinder 8; the top of the filter cartridge 8 is hermetically connected with the side wall of the vertical cylinder part 2, and a cavity 9 is formed between the filter cartridge 8 and the inner wall of the vertical cylinder part 2; the side wall of the vertical cylinder part 2 is also provided with a filtered water outlet 10 communicated with the cavity 9.
The back flushing liquid supply device of the utility model comprises a flushing liquid storage tank 17; a liquid level sensor 18 is arranged in the flushing liquid storage tank 17; the bottom of the flushing liquid storage tank 17 is connected with a liquid outlet pipeline; and the liquid outlet pipeline is connected with the first backwashing pipe 5 and the second backwashing pipe 11.
The water filtering outlet 10 of the utility model is connected with a water outlet pipe 19; the water outlet pipe 19 is connected with a circulating pipeline 21 through a third electromagnetic valve 20; the water outlet pipe 19 is connected with the filtered water drain pipe 15 through a fourth electromagnetic valve 22; the circulating pipeline 21 is connected with a circulating water inlet 23 above the pre-filtering cavity of the horizontal cylinder part 1.
The utility model discloses a theory of operation: the utility model discloses a device is when using, and the sea water gets into horizontal barrel part 1 through the body, sets up the solenoid valve on the body. Seawater in the horizontal cylinder part 1 is subjected to primary filtration, large-particle solid particles enter the collecting cavity 3, seawater subjected to primary filtration enters the vertical cylinder part 2, secondary filtration is carried out through the filter cylinder, filtered filter residues are discharged from the sewage discharge outlet, and filtered water enters the cavity and is discharged from the filtered water outlet.
The utility model discloses a back flush unit carries out the back flush to filter assembly, can add the cleaner in the back flush unit.
The utility model discloses can also carry out regular washing to filtering component through the drainage of drainage export, close back flush unit's solenoid valve, open three 20 of volume solenoid valve on the circulating line 21, close four 22 of solenoid valve on the outlet pipe 19, can adopt the drainage to carry out the washing of certain degree.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications or equivalent substitutions within the spirit and scope of the present invention, and such modifications or equivalent substitutions should also be considered as falling within the scope of the present invention.
Claims (5)
1. A seawater backwashing filter device is characterized in that: comprises a filtering component and a recoil liquid supply device; the filter assembly comprises a shell; a primary filtering component and a secondary filtering component are arranged in the shell; the recoil liquid supply device is arranged below the shell;
the shell comprises a horizontal cylinder part (1) and a vertical cylinder part (2); one end of the horizontal cylinder part (1) is a seawater inlet end, and the other end of the horizontal cylinder part is communicated with the upper part of the vertical cylinder part (2); a primary filtering component is arranged in the horizontal cylinder part (1); the horizontal cylinder part (1) is divided into a pre-filtering cavity and a post-filtering cavity by the primary filtering component; the lower part of the pre-filtering cavity is communicated with the collecting cavity (3); the bottom of the collection cavity is provided with a slag discharge port (4); a first backwashing pipe (5) is connected below the pre-filtering cavity; the first backwashing pipe (5) is connected with a backwashing liquid supply device through a first electromagnetic valve (6) and a pipeline; a secondary filtering component is arranged in the vertical cylinder part (2); a filtered water outlet (10) and a sewage draining outlet (16) are arranged on the vertical cylinder part (2); the bottom of the vertical cylinder part (2) is connected with a second backwashing pipe (11); the second backwashing pipe (11) is connected with a backwashing liquid supply device through a second electromagnetic valve (12) and a pipeline; the backflushing liquid supply device supplies backflushing liquid to the horizontal cylinder part (1) and the vertical cylinder part (2).
2. The seawater backwash filter device according to claim 1, wherein: the first-level filtering component is a filter screen obliquely arranged in the horizontal barrel part (1) and is used for filtering large solid particles.
3. The seawater backwash filter device according to claim 1, wherein: the secondary filter assembly comprises a filter cartridge (8); the top of the filter cartridge (8) is hermetically connected with the side wall of the vertical cylinder part (2), and a cavity (9) is formed between the filter cartridge (8) and the inner wall of the vertical cylinder part (2); the side wall of the vertical cylinder part (2) is also provided with a filtered water outlet (10) communicated with the cavity (9).
4. The seawater backwash filter device according to claim 1, wherein: the backflushing liquid supply device comprises a flushing liquid storage tank (17); a liquid level sensor (18) is arranged in the flushing liquid storage tank (17); the bottom of the flushing liquid storage tank (17) is connected with a liquid outlet pipeline; the liquid outlet pipeline is connected with the first backwashing pipe (5) and the second backwashing pipe (11).
5. The seawater backwash filter device according to claim 1, wherein: the filtered water outlet (10) is connected with a water outlet pipe (19); the water outlet pipe (19) is connected with a circulating pipeline (21) through a third electromagnetic valve (20); the water outlet pipe (19) is connected with a water filtering and draining pipe through a fourth electromagnetic valve (22); the circulating pipeline (21) is connected with a circulating water inlet (23) above the pre-filtering cavity of the horizontal cylinder part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120039982.0U CN214344787U (en) | 2021-01-08 | 2021-01-08 | Seawater backwashing filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120039982.0U CN214344787U (en) | 2021-01-08 | 2021-01-08 | Seawater backwashing filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214344787U true CN214344787U (en) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120039982.0U Active CN214344787U (en) | 2021-01-08 | 2021-01-08 | Seawater backwashing filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214344787U (en) |
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2021
- 2021-01-08 CN CN202120039982.0U patent/CN214344787U/en active Active
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