CN214735173U - Filter material for water treatment - Google Patents
Filter material for water treatment Download PDFInfo
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- CN214735173U CN214735173U CN202023248206.6U CN202023248206U CN214735173U CN 214735173 U CN214735173 U CN 214735173U CN 202023248206 U CN202023248206 U CN 202023248206U CN 214735173 U CN214735173 U CN 214735173U
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Abstract
The utility model discloses a filter material for water treatment, be in including filter material shell and setting filter material body in the filter material shell, the filter material shell is the screen cloth, the filter material body includes fixed bearer layer, phosphorus function material layer, biological haydite layer and the filter membrane layer by supreme setting down, fixed bearer layer is formed by lower bearer layer, well bearer layer and last bearer layer complex, go up the bearer layer with the bearer layer is the cobblestone layer down, well bearer layer is the quartzy stone layer, biological haydite layer is formed by lower haydite layer and last haydite layer complex, the haydite layer is small-grain diameter haydite layer down, it is large-grain diameter haydite layer to go up the haydite layer. The utility model relates to a filter material for water treatment, it is good to sewage treatment's filter effect, long service life.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to be a filter material for water treatment.
Background
The filter material is an important component of the sewage treatment filter tank, the existing filter material comprises natural filter materials such as quartz sand, zeolite, anthracite and the like, and artificial filter materials such as activated carbon, ceramsite and the like, the filter materials are single in use form, the applicable filtering scene is simple, the filtering effect is not satisfactory although the filtering effect can be achieved, and the service life is short.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a filter material for water treatment, it is good to sewage treatment's filter effect, long service life.
In order to achieve the above purpose, the solution of the present invention is:
the utility model provides a filter material for water treatment, is in including filter material shell and setting filter material body in the filter material shell, the filter material shell is the screen cloth, the filter material body includes fixed bearer layer, phosphorus function material layer, biological haydite layer and the filter membrane layer by supreme setting down, fixed bearer layer is formed by lower bearer layer, well bearer layer and last bearer layer complex, go up the bearer layer with the bearer layer is the cobblestone layer down, well bearer layer is the quartz layer, biological haydite layer is formed by lower haydite layer and last haydite layer complex, the haydite layer is granule layer of small-grain diameter down, it is granule layer of large-grain diameter to go up the haydite layer.
The screen is a metal screen.
The particle size of the upper bearing layer is 0.6-1.0 cm, the particle size of the middle bearing layer is 0.25-0.42 cm, and the particle size of the lower bearing layer is 0.6-1.0 cm.
The phosphorus functional material layer is formed by combining one or more of iron oxyhydroxide, struvite, magnesium oxyhydroxide, magnesium ammonium phosphate, active iron oxide and iron ore.
The particle size of lower ceramsite layer is 5~8 mm, the particle size of last ceramsite layer is 10~15 mm.
The filter membrane layer is an organic filter membrane layer with the aperture of 0.2-0.4 mu m.
After the structure is adopted, the utility model relates to a filter material for water treatment has following beneficial effect:
1. the filter material shell is arranged, so that suspended matters and the like with large particle sizes in a water body can be primarily filtered, dirt is intercepted, and subsequent filtering of the filter material body is facilitated;
2. the solid bearing layer in the filter material body comprises a three-layer composite structure from bottom to top, the three-layer composite structure is formed by compounding a lower bearing layer, a middle bearing layer and an upper bearing layer, the upper bearing layer and the lower bearing layer are cobblestone layers, the middle bearing layer is a quartz stone layer, and on the basis of ensuring uniform gas distribution and water distribution, the solid bearing layer plays a role in supporting and protecting other filter material layers above the fixed bearing layer, and the service life of the filter material body is prolonged;
3. the phosphorus functional material layer in the filter material body is used for adsorbing or releasing nutrient substances such as phosphorus and the like, effectively controlling the phosphorus concentration in the water body, providing a stable phosphorus source for the biological ceramic grain layer and being beneficial to improving the biological activity in the upper biological ceramic grain layer;
4. the biological ceramsite layer is formed by compounding a lower ceramsite layer and an upper ceramsite layer, the lower ceramsite layer is a small-particle-size ceramsite layer and is used for increasing the specific surface area of the filter material, so that the biomass of attached nitrifying bacteria is improved, the ammonia nitrogen removal rate is improved, and the upper ceramsite layer is a large-particle-size ceramsite layer and is used for improving the pollutant carrying capacity of the filter tank and prolonging the cycle operation time of the filter tank.
Therefore, the utility model relates to a filter material for water treatment, applicable in comparatively complicated water environment, have that the filter effect is good, operating stability is high, long service life's characteristics.
Drawings
Fig. 1 is a schematic structural diagram of the filter material for water treatment of the present invention.
In the figure:
The lower carrier layer 21 and the carrier layer 22
A bioceramic layer 41 below the bioceramic layer 4
The upper ceramsite layer 42 is a filter membrane layer 5.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
Example 1
A filter material for water treatment is shown in figure 1 and comprises a filter material shell 1 and a filter material body arranged in the filter material shell 1, wherein the filter material shell 1 is a metal screen, the filter material body comprises a fixed bearing layer 2, a phosphorus functional material layer 3, a biological ceramic particle layer 4 and a filter membrane layer 5 which are arranged from bottom to top, the fixed bearing layer 2 is formed by compounding a lower bearing layer 21, a middle bearing layer 22 and an upper bearing layer 23, the upper bearing layer 21 and the lower bearing layer 23 are cobblestone layers, the middle bearing layer 22 is a quartz stone layer, the particle size of the upper bearing layer 21 is 0.6-1.0 cm, the particle size of the middle bearing layer 22 is 0.25-0.42 cm, and the particle size of the lower bearing layer 23 is 0.6-1.0 cm.
The phosphorus functional material layer 3 is a phosphorus functional material layer made of iron oxyhydroxide.
The biological ceramsite layer 4 is formed by compounding a lower ceramsite layer 41 and an upper ceramsite layer 42, wherein the lower ceramsite layer 41 is a small-particle-size ceramsite layer with the particle size of 5-8 mm, and the upper ceramsite layer 42 is a large-particle-size ceramsite layer with the particle size of 10-15 mm.
The filter membrane layer 5 is an organic filter membrane layer with the aperture of 0.2-0.4 mu m.
Example 2
The difference from example 1 is that in this example, the phosphorus functional material layer 3 is a phosphorus functional material layer composed of a combination of iron oxyhydroxide, magnesium oxyhydroxide, and iron ore.
Example 3
The difference from example 1 is that in this example, the phosphorus functional material layer 3 is a phosphorus functional material layer composed of struvite, magnesium oxyhydroxide, magnesium ammonium phosphate, and activated iron oxide.
Example 4
The difference from example 1 is that in this example, the phosphorus functional material layer 3 is a phosphorus functional material layer composed of iron oxyhydroxide and struvite.
After the structure is adopted, the utility model relates to a filter material for water treatment has following beneficial effect:
1. the metal screen with high mechanical strength is arranged, so that suspended matters and the like with large particle sizes in a water body can be primarily filtered, dirt is intercepted, and the subsequent filtering of the filtering material body is facilitated;
2. the solid bearing layer 2 in the filter material body comprises a three-layer composite structure from bottom to top, the three-layer composite structure is formed by compounding a lower bearing layer 21, a middle bearing layer 22 and an upper bearing layer 23, the upper bearing layer 21 and the lower bearing layer 23 are cobblestone layers, the middle bearing layer 22 is a quartz stone layer, and on the basis of ensuring uniform gas and water distribution, the three-layer composite structure plays a role in supporting and protecting other filter material layers positioned above the fixed bearing layer 2 and prolongs the service life of the filter material body;
3. the phosphorus functional material layer 3 in the filter material body is used for adsorbing or releasing nutrient substances such as phosphorus and the like, effectively controlling the phosphorus concentration in the water body, providing a stable phosphorus source for the biological ceramic grain layer 4 and being beneficial to improving the biological activity in the upper biological ceramic grain layer 4;
4. the biological ceramsite layer 4 is formed by compounding a lower ceramsite layer 41 and an upper ceramsite layer 42, wherein the lower ceramsite layer 41 is a small-particle-size ceramsite layer and is used for increasing the specific surface area of a filter material, so that the biomass of attached nitrifying bacteria is improved, the ammonia nitrogen removal rate is improved, and the upper ceramsite layer 42 is a large-particle-size ceramsite layer and is used for improving the pollutant carrying capacity of the filter tank and prolonging the period operation time of the filter tank.
Therefore, the utility model relates to a filter material for water treatment, applicable in comparatively complicated water environment, have that the filter effect is good, operating stability is high, long service life's characteristics.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (6)
1. The utility model provides a filter material for water treatment, is in including filter material shell and setting filter material body in the filter material shell, the filter material shell is the screen cloth, its characterized in that: the filter material body includes fixed bearer layer, phosphorus functional material layer, biological haydite layer and the filter membrane layer by supreme setting down, fixed bearer layer is formed by lower bearer layer, well bearer layer and last bearer layer complex, go up the bearer layer with the bearer layer is the cobblestone layer down, well bearer layer is the quartz stone layer, biological haydite layer is formed by lower haydite layer and last haydite layer complex, the haydite layer is granule layer of granule footpath down, it is granule layer of granule footpath to go up the haydite layer.
2. A filter material for water treatment as claimed in claim 1, wherein: the screen is a metal screen.
3. A filter material for water treatment as claimed in claim 1, wherein: the particle size of the upper bearing layer is 0.6-1.0 cm, the particle size of the middle bearing layer is 0.25-0.42 cm, and the particle size of the lower bearing layer is 0.6-1.0 cm.
4. A filter material for water treatment as claimed in claim 1, wherein: the phosphorus functional material layer is formed by combining one or more of iron oxyhydroxide, struvite, magnesium oxyhydroxide, magnesium ammonium phosphate, active iron oxide and iron ore.
5. A filter material for water treatment as claimed in claim 1, wherein: the particle size of lower ceramsite layer is 5~8 mm, the particle size of last ceramsite layer is 10~15 mm.
6. A filter material for water treatment as claimed in claim 1, wherein: the filter membrane layer is an organic filter membrane layer with the aperture of 0.2-0.4 mu m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023248206.6U CN214735173U (en) | 2020-12-29 | 2020-12-29 | Filter material for water treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023248206.6U CN214735173U (en) | 2020-12-29 | 2020-12-29 | Filter material for water treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214735173U true CN214735173U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023248206.6U Active CN214735173U (en) | 2020-12-29 | 2020-12-29 | Filter material for water treatment |
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| Country | Link |
|---|---|
| CN (1) | CN214735173U (en) |
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2020
- 2020-12-29 CN CN202023248206.6U patent/CN214735173U/en active Active
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