CN220714904U - Precipitation filler - Google Patents
Precipitation filler Download PDFInfo
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- CN220714904U CN220714904U CN202322452458.8U CN202322452458U CN220714904U CN 220714904 U CN220714904 U CN 220714904U CN 202322452458 U CN202322452458 U CN 202322452458U CN 220714904 U CN220714904 U CN 220714904U
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- sedimentation
- inclined plates
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- 238000001556 precipitation Methods 0.000 title claims abstract description 61
- 239000000945 filler Substances 0.000 title claims abstract description 26
- 210000001503 joint Anatomy 0.000 claims abstract description 5
- 238000004062 sedimentation Methods 0.000 claims description 57
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 15
- 238000000926 separation method Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 6
- 230000003247 decreasing effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 27
- 239000010802 sludge Substances 0.000 description 25
- 239000002245 particle Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000005352 clarification Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Sewage (AREA)
Abstract
The utility model discloses a precipitation filler, which is characterized by comprising a plurality of first vertical channels which are arranged at intervals from left to right in parallel, wherein each first vertical channel is formed by a plurality of first precipitation units which are sequentially connected from top to bottom, each first precipitation unit comprises a gradually expanding section with an inner cavity gradually increasing in width from top to bottom in the left-right direction and a gradually shrinking section with an inner cavity gradually decreasing in width in the left-right direction, the upper end and the lower end of each first precipitation unit are respectively provided with a horizontal first split grid, the butt joint parts of the gradually expanding sections and the gradually shrinking sections of two adjacent first precipitation units are connected through second split grids which are horizontally arranged, so that a second vertical channel is formed between the adjacent first vertical channels, and a second precipitation unit with the same structure as the first precipitation unit is formed between the upper and lower adjacent second split grids. The device has the advantages of simple structure, good solid-liquid separation effect and capability of effectively avoiding channel blockage.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to a precipitation filler.
Background
In the environmental protection water treatment industry, in order to improve the standard of the effluent quality, the solid-liquid separation of suspended particle impurities in the wastewater is an indispensable treatment unit. In practical engineering, the solid-liquid separation unit is generally called a sedimentation tank or a clarification tank, the separation principle is to provide a stable space for mixed liquid containing suspended particles, and solid particle impurities in water are precipitated to the bottom of the tank and discharged by utilizing the gravity effect, so that the purpose of solid-liquid separation is finally achieved. The sedimentation tank which is originally adopted by people is a advection sedimentation tank which has simple structure, convenient management and wide application, but has the problems of lower sedimentation efficiency, larger required surface area of the tank body, large occupied area and the like, and is more restricted in engineering application. In order to improve the sedimentation efficiency, an inclined plate and an inclined tube sedimentation tank are arranged in a similar project, and the inclined plate or the inclined tube filler is arranged in the sedimentation tank mainly by utilizing the principle of shallow sedimentation, so that the solid-liquid separation time can be shortened, the surface area of a sedimentation tank body can be reduced, and the solid-liquid separation effect can be effectively improved. Meanwhile, the inclined tube and the inclined tube sedimentation tank have the advantages of wide application range, high treatment efficiency, small occupied area and the like, and are widely applied to practical engineering. However, in actual water treatment engineering, especially in some small water amount engineering, the system treatment water does not continuously and uniformly flow, at this time, sludge in the inclined plate or the inclined tube is extremely easy to settle based on the inclined structure of the inclined plate and the inclined tube, and needs to be washed in time, otherwise, problems such as blockage of sludge-water separation channels of the inclined plate and the inclined tube, anaerobic floating of sludge on the plate wall and the tube wall, bubble emission and the like are caused, so that the quality of effluent is poor, bottom bracket collapse is possibly caused when serious, and normal and continuous operation of the system is influenced.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the precipitation filler which has a simple structure, can well separate solid from liquid suspended particle impurities in wastewater and is stable in use.
The technical scheme adopted for solving the technical problems is as follows:
the first vertical channels are formed by a plurality of first sedimentation units which are sequentially connected from top to bottom, each first sedimentation unit comprises a gradually-enlarged section with the width of an inner cavity gradually increased from top to bottom in the left-right direction and a gradually-reduced section with the width of the inner cavity gradually reduced in the left-right direction, the lower ends of the gradually-enlarged sections in the same first sedimentation unit are in butt joint with the upper ends of the gradually-reduced sections to form the first sedimentation units, the upper ends and the lower ends of the first sedimentation units are respectively provided with a horizontal first shunt grid, and the butt joint parts between the gradually-enlarged sections and the gradually-reduced sections of the left-right adjacent two first sedimentation units are connected through the horizontal second shunt grids, so that the second vertical channels are formed between the adjacent first vertical channels, and the second sedimentation units with the same structure as the first sedimentation units are formed between the upper and lower adjacent second shunt grids.
The gradual expansion section comprises two first inclined plates which are arranged in a mirror symmetry mode from left to right, the upper ends of the two first inclined plates are close to each other, the lower ends of the two first inclined plates are far away from each other, the gradual expansion section comprises two second inclined plates which are arranged in a mirror symmetry mode from left to right, the upper ends of the two second inclined plates are far away from each other, and the lower ends of the two second inclined plates are close to each other. The structure is simple, and obvious gradually-expanding sections and gradually-shrinking sections are formed.
In the same first precipitation unit as described: the lower ends of the first inclined plates positioned on the same side are connected with the upper ends of the second inclined plates, and the upper ends of the two first inclined plates and the lower ends of the two second inclined plates are respectively connected through the first split grating. The method is convenient for firm connection between the corresponding inclined plates, and ensures that smooth surfaces are formed at the upper and lower junction parts of the inclined plates, thereby facilitating sludge sedimentation and avoiding sludge sedimentation at the bottleneck of a channel; and the rapid mud-water separation is carried out under the action of the split grating through the fastest water flow speed of the narrowest channel.
The upper end of the first inclined plate is connected with a vertical upper connecting plate, and the lower end of the second inclined plate is connected with a vertical lower connecting plate;
in the same first precipitation unit as described: the lower ends of the first inclined plates positioned on the same side are connected with the upper ends of the second inclined plates through a vertically arranged middle connecting plate;
in two adjacent first precipitation units: two adjacent intermediate connection plates are connected through the second split grid. The method is convenient for firm connection between the corresponding inclined plates, and ensures that smooth surfaces are formed at the upper and lower junction parts of the inclined plates, thereby facilitating sludge sedimentation and avoiding sludge sedimentation at the bottleneck of a channel; and the rapid mud-water separation is carried out under the action of the split grating through the fastest water flow speed of the narrowest channel.
The upper end of the first inclined plate is connected with an upper arc-shaped connecting plate with the middle recessed inwards, and the lower end of the second inclined plate is connected with a lower arc-shaped connecting plate with the middle recessed inwards;
in the same first precipitation unit as described: the upper arc-shaped connecting plates adjacent left and right and the lower arc-shaped connecting plates adjacent left and right are respectively connected through a first split grid, and the lower ends of the first inclined plates positioned on the same side are connected with the upper ends of the second inclined plates through a middle arc-shaped connecting plate with the middle protruding outwards;
in two adjacent first precipitation units: the two adjacent middle arc-shaped connecting plates are connected through the second split grid. The method is convenient for firm connection between the corresponding inclined plates, and ensures that smooth surfaces are formed at the upper and lower junction parts of the inclined plates, thereby facilitating sludge sedimentation and avoiding sludge sedimentation at the bottleneck of a channel; and the rapid mud-water separation is carried out under the action of the split grating through the fastest water flow speed of the narrowest channel.
The included angle between the inner side end surfaces of the first inclined plate and the second inclined plate which are positioned on the same side in the same first precipitation unit is 90-150 degrees.
The vertical height of the first precipitation unit is 30-50cm, and the vertical height of the first precipitation unit is the same as that of the second precipitation unit. By combining the principle of shallow precipitation, the vertical height is too small, which is not beneficial to the sludge adsorption agglomeration, and the vertical height is too large, which causes too large sedimentation velocity at the tail end, which is easy to cause poor effect of breaking and precipitating the sludge flocculation, and the design height of 30-50cm is the most suitable design height according to practical data.
The first split grating and the second split grating have the same structure and comprise an outer connecting frame body, and an inclined channel which penetrates up and down is arranged in the outer connecting frame body. The inclined channels which are vertically communicated can effectively improve the precipitation load of the precipitation filler and reduce the occupied area of the precipitation tank; can effectively avoid large-area sludge accumulation, avoid the collapse phenomenon of precipitated filler, and prolong the service life of the filler.
The outer connecting frame body is internally provided with a cavity which is vertically penetrated, the cavity is divided into a left cavity and a right cavity which are in equal area from left to right, the left cavity is internally provided with a plurality of first sloping plate bars which incline rightwards from top to bottom, the first sloping plate bars are arranged at intervals in parallel, the right cavity is internally provided with a plurality of second sloping plate bars which incline leftwards from top to bottom, the second sloping plate bars are arranged at intervals in parallel, an inclined channel is formed between the adjacent first sloping plate bars and the adjacent second sloping plate bars, the lower ends of the adjacent first sloping plate bars and the second sloping plate bars are connected, and the first sloping plate bars and the second sloping plate bars are in mirror symmetry. The mirror image arrangement can form a plurality of sedimentation channels with uniform size, and the flow velocity of each channel is constant, so that uniform sedimentation of sludge in the system is facilitated, the sedimentation efficiency of the sedimentation tank is brought into play to the maximum extent, and the occupied area is reduced; meanwhile, the arrangement of a plurality of regular filler mirror images is also beneficial to the standardized production, processing and installation of materials.
The heights of the first flow dividing grating and the second flow dividing grating are 2-10 cm, and the width of the inclined channel in the left-right direction is more than or equal to 30mm. The method can ensure that the settled particulate matter channel and the ascending water flow channel are not mutually interfered, and realize better mud water diversion.
The inclination angles of the first inclined plate grid bars and the second inclined plate grid bars are consistent with the inclination angle of the inclined plate of the vertical channel. The sedimentation sludge forms the same oblique friction force when passing through the tapered and widened sections of the vertical channel and the inclined plate grid bars, and finally forms uniform sliding speed, so that the sedimentation efficiency can be improved, the sedimentation time can be reduced, and the local accumulation and blockage of the channel can be avoided.
Compared with the prior art, the utility model has the advantages that: the vertical channel is vertically formed by a plurality of precipitation units, each precipitation unit is formed by a gradually-expanding section and a gradually-converging section, when the vertical channel is specifically used, a turbulent flow adsorption area is formed between each gradually-expanding section and the gradually-converging section through the flow velocity change of rising mud-water mixture, sediment in water is adsorbed to form large-particle substances and is precipitated, and then the large-particle substances which are precipitated from top to bottom and mud-water mixture from bottom to top are shunted through the shunt grid, so that the vertical channel has a good solid-liquid separation effect, and meanwhile, the channel blockage can be effectively avoided.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic diagram of a first precipitation unit according to a first embodiment of the present utility model;
FIG. 3 is a schematic structural diagram of a second embodiment of the present utility model;
FIG. 4 is a schematic diagram of a first precipitation unit according to a second embodiment of the present utility model;
FIG. 5 is a schematic diagram of a third embodiment of the present utility model;
FIG. 6 is a schematic diagram of a first precipitation unit according to a third embodiment of the present utility model;
fig. 7 is a schematic cross-sectional view of a shunt gate according to the present utility model.
Description of the embodiments
The utility model is described in further detail below with reference to the embodiments of the drawings.
Embodiment one: as shown in the figure, the precipitation filler comprises a plurality of first vertical channels 1 which are arranged at intervals from left to right in parallel, wherein each first vertical channel 1 is composed of a plurality of first precipitation units 2 which are sequentially connected from top to bottom, each first precipitation unit 2 comprises a gradually-enlarged section 21 with gradually-enlarged width of an inner cavity in the left-right direction and a gradually-reduced section 22 with gradually-reduced width of the inner cavity in the left-right direction, which are sequentially arranged from top to bottom, the lower ends of the gradually-enlarged sections 21 in the same first precipitation unit 2 are butted with the upper ends of the gradually-reduced sections 22 to form the first precipitation units 2, the upper ends and the lower ends of the first precipitation units 2 are respectively provided with a horizontal first split grid 3, and the butt joint parts between the gradually-enlarged sections 21 and the gradually-reduced sections 22 of the two adjacent first precipitation units 2 are connected through horizontally-arranged second split grids 4, so that a second vertical channel 5 is formed between the adjacent first vertical channels 1, and a second precipitation unit 6 with the same structure as the first precipitation units 2 is formed between the upper and lower adjacent second split grids 4.
In this embodiment, the diverging section 21 is formed by two first inclined plates 201 disposed in mirror symmetry on the left and right, the upper ends of the two first inclined plates 201 are close to each other, the lower ends of the two first inclined plates 201 are far away from each other, the converging section 22 is formed by two second inclined plates 202 disposed in mirror symmetry on the left and right, the upper ends of the two second inclined plates 202 are far away from each other, and the lower ends of the two second inclined plates 201 are close to each other. The structure is simple, and obvious gradually-expanding sections and gradually-shrinking sections are formed.
In this particular embodiment, in the same first precipitation unit 2: the lower ends of the first sloping plates 201 positioned on the same side are connected with the upper ends of the second sloping plates 202, and the upper ends of the two first sloping plates 201 and the lower ends of the two second sloping plates 202 are respectively connected through the first diversion grating 3. The method is convenient for firm connection between the corresponding inclined plates, and ensures that smooth surfaces are formed at the upper and lower junction parts of the inclined plates, thereby facilitating sludge sedimentation and avoiding sludge sedimentation at the bottleneck of a channel; and the rapid mud-water separation is carried out under the action of the split grating through the fastest water flow speed of the narrowest channel.
In this embodiment, the angle α between the inner end surfaces of the first inclined plate 201 and the second inclined plate 202 on the same side in the same first precipitation unit 2 is 90 ° to 150 °.
In this embodiment, the vertical height of the first precipitation unit 2 is the same as the vertical height of the second precipitation unit 6, and is 30-50 cm. By combining the principle of shallow precipitation, the vertical height is too small, which is not beneficial to the sludge adsorption agglomeration, and the vertical height is too large, which causes too large sedimentation velocity at the tail end, which is easy to cause poor effect of breaking and precipitating the sludge flocculation, and the design height of 30-50cm is the most suitable design height according to practical data.
In this embodiment, the first shunt gate 3 and the second shunt gate 4 have the same structure, and include an outer connection frame K1, where an oblique channel K2 penetrating up and down is disposed in the outer connection frame K1. The inclined channel K2 which is vertically communicated can effectively improve the precipitation load of the precipitation filler and reduce the occupied area of the precipitation tank; can effectively avoid large-area sludge accumulation, avoid the collapse phenomenon of precipitated filler, and prolong the service life of the filler.
In this specific embodiment, a cavity that runs through from top to bottom is provided with in the external connection framework K1, and the cavity is divided into left cavity and right cavity of equiarea from left to right, is provided with the first swash plate grid K3 of polylith top-down right slope in the left cavity, and a plurality of first swash plate grid K3 set up in parallel at a distance from each other, is provided with the second swash plate grid K4 of polylith top-down left slope in the right cavity, and a plurality of second swash plate grid K4 set up in parallel at a distance from each other, forms slant passageway K2 between adjacent first swash plate grid K3, the adjacent second swash plate grid K4, and adjacent first swash plate grid K3 is connected with the lower extreme of second swash plate grid K4, and first swash plate grid K3 and second swash plate grid K4 are mirror symmetry. The mirror image arrangement can form a plurality of sedimentation channels with uniform size, and the flow velocity of each channel is constant, so that uniform sedimentation of sludge in the system is facilitated, the sedimentation efficiency of the sedimentation tank is brought into play to the maximum extent, and the occupied area is reduced; meanwhile, the arrangement of a plurality of regular filler mirror images is also beneficial to the standardized production, processing and installation of materials.
In this embodiment, the height of the first and second flow dividing grating 3, 4 is 2-10 cm, and the width of the diagonal passage K2 in the left-right direction is 30mm or more. The method can ensure that the settled particulate matter channel and the ascending water flow channel are not mutually interfered, and realize better mud water diversion.
In this particular embodiment, the inclination angles of the first and second swash plate bars K3 and K4 coincide with the inclination angles of the swash plates of the vertical channels. The sedimentation sludge forms the same oblique friction force when passing through the tapered and widened sections of the vertical channel and the inclined plate grid bars, and finally forms uniform sliding speed, so that the sedimentation efficiency can be improved, the sedimentation time can be reduced, and the local accumulation and blockage of the channel can be avoided.
When the device specifically works, mixed liquid containing suspended particles enters the sediment filler with vertical channels from bottom to top, the mixed liquid of each vertical channel can be uniformly distributed under the cutting and flow dividing of the split grating, the constant flow in the mixed liquid channel rises, the repeated change of the period from the diminishing of the water flow speed to the enlarging of the mixed liquid channel is realized through the change of the channel width of the divergent section and the convergent section, the suspended substance adsorption is realized in each layer of vertical channel, and the small floc substances are adsorbed to form large floc substances, so that the removal efficiency of the suspended substances is improved, the smooth sedimentation of the adsorbed particle substances and the smooth rising of the treated mixed liquid are ensured by arranging the split grating, the channel blockage and filler siltation caused by long-time collapse of sludge can be effectively avoided, and the removal efficiency of the suspended particles of the mixed liquid is also improved.
Embodiment two: other portions are the same as the first embodiment except that the upper end of the first inclined plate 201 is connected with a vertical upper connecting plate 203, and the lower end of the second inclined plate 202 is connected with a vertical lower connecting plate 204;
in the same first precipitation unit 2: the two upper connecting plates 203 adjacent left and right and the two lower connecting plates 204 adjacent left and right are respectively connected through a first split grid 3, and the lower end of the first inclined plate 201 positioned on the same side is connected with the upper end of the second inclined plate 202 through a vertically arranged middle connecting plate 205;
in two adjacent first precipitation units 2: two adjacent intermediate connection plates 205 are connected by a second shunt gate 4. The method is convenient for firm connection between the corresponding inclined plates, and ensures that smooth surfaces are formed at the upper and lower junction parts of the inclined plates, thereby facilitating sludge sedimentation and avoiding sludge sedimentation at the bottleneck of a channel; and the rapid mud-water separation is carried out under the action of the split grating through the fastest water flow speed of the narrowest channel.
Embodiment III: other portions are the same as the first embodiment except that the upper end of the first inclined plate 201 is connected with an upper arc-shaped connecting plate 206 with a middle recessed inwards, and the lower end of the second inclined plate 202 is connected with a lower arc-shaped connecting plate 207 with a middle recessed inwards;
in the same first precipitation unit 2: the two upper arc-shaped connecting plates 206 adjacent left and right and the two lower arc-shaped connecting plates 207 adjacent left and right are respectively connected through a first split grid 3, and the lower end of the first inclined plate 201 positioned on the same side is connected with the upper end of the second inclined plate 202 through a middle arc-shaped connecting plate with a middle protruding outwards;
in two adjacent first precipitation units 2: the two adjacent middle arc-shaped connecting plates are connected through a second shunt gate 4. The method is convenient for firm connection between the corresponding inclined plates, and ensures that smooth surfaces are formed at the upper and lower junction parts of the inclined plates, thereby facilitating sludge sedimentation and avoiding sludge sedimentation at the bottleneck of a channel; and the rapid mud-water separation is carried out under the action of the split grating through the fastest water flow speed of the narrowest channel.
Claims (10)
1. The first vertical channels are formed by a plurality of first sedimentation units which are sequentially connected from top to bottom, each first sedimentation unit comprises a gradually-enlarged section with an inner cavity gradually enlarged from top to bottom in the left-right direction and a gradually-reduced section with an inner cavity gradually reduced in the left-right direction, the lower ends of the gradually-enlarged sections in the same first sedimentation unit are butted with the upper ends of the gradually-reduced sections to form the first sedimentation units, the upper ends and the lower ends of the first sedimentation units are respectively provided with a horizontal first shunt grid, and the butt joint parts of the gradually-enlarged sections and the gradually-reduced sections of the left-right adjacent two first sedimentation units are connected through the horizontally-arranged second shunt grids, so that the adjacent first vertical channels form the second vertical channels, and the second shunt grids form the second sedimentation units with the same structure as the first sedimentation units.
2. The precipitation filler according to claim 1, wherein the divergent section is formed by two first inclined plates arranged in mirror symmetry on the left and right, the upper ends of the two first inclined plates are close to each other, the lower ends of the two first inclined plates are far away from each other, the convergent section is formed by two second inclined plates arranged in mirror symmetry on the left and right, the upper ends of the two second inclined plates are far away from each other, and the lower ends of the two second inclined plates are close to each other.
3. A precipitated filler according to claim 2, characterized in that in the same first precipitation unit: the lower ends of the first inclined plates positioned on the same side are connected with the upper ends of the second inclined plates, and the upper ends of the two first inclined plates and the lower ends of the two second inclined plates are respectively connected through the first split grating.
4. The precipitation filler according to claim 2, wherein the upper end of the first inclined plate is connected with a vertical upper connecting plate, and the lower end of the second inclined plate is connected with a vertical lower connecting plate;
in the same first precipitation unit as described: the lower ends of the first inclined plates positioned on the same side are connected with the upper ends of the second inclined plates through a vertically arranged middle connecting plate;
in two adjacent first precipitation units: two adjacent intermediate connection plates are connected through the second split grid.
5. The sedimentation filler of claim 2, wherein the upper end of the first sloping plate is connected with an upper arc-shaped connecting plate with a middle concave inwards, and the lower end of the second sloping plate is connected with a lower arc-shaped connecting plate with a middle concave inwards;
in the same first precipitation unit as described: the upper arc-shaped connecting plates adjacent left and right and the lower arc-shaped connecting plates adjacent left and right are respectively connected through a first split grid, and the lower ends of the first inclined plates positioned on the same side are connected with the upper ends of the second inclined plates through a middle arc-shaped connecting plate with the middle protruding outwards;
in two adjacent first precipitation units: the two adjacent middle arc-shaped connecting plates are connected through the second split grid.
6. A precipitated filler according to claim 2, wherein the first inclined plate on the same side in the same first precipitation unit has an angle of 90 ° to 150 ° with the inner end face of the second inclined plate.
7. A precipitated filler according to claim 2, wherein the first precipitation unit has the same vertical height as the second precipitation unit, and is 30-50 cm.
8. The precipitation filler according to claim 1, wherein the first split grating and the second split grating have the same structure and comprise an outer connecting frame body, and an inclined channel penetrating up and down is arranged in the outer connecting frame body.
9. The sedimentation filler of claim 8, wherein the outer connecting frame is provided with a cavity which is penetrated up and down, the cavity is divided into a left cavity and a right cavity with equal area from left to right, the left cavity is internally provided with a plurality of first sloping plate bars which incline rightwards from top to bottom, the right cavity is internally provided with a plurality of second sloping plate bars which incline leftwards from top to bottom at intervals, the second sloping plate bars are arranged at intervals in parallel, the adjacent first sloping plate bars and the adjacent second sloping plate bars form an inclined channel, the lower ends of the adjacent first sloping plate bars and the adjacent second sloping plate bars are connected, and the first sloping plate bars and the second sloping plate bars are in mirror symmetry.
10. A precipitated filler according to claim 8, wherein the height of said first and second flow dividing grids is 2 to 10cm, and the width of said diagonal channels in the left-right direction is 30mm or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322452458.8U CN220714904U (en) | 2023-09-11 | 2023-09-11 | Precipitation filler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322452458.8U CN220714904U (en) | 2023-09-11 | 2023-09-11 | Precipitation filler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220714904U true CN220714904U (en) | 2024-04-05 |
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ID=90493054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322452458.8U Active CN220714904U (en) | 2023-09-11 | 2023-09-11 | Precipitation filler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220714904U (en) |
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2023
- 2023-09-11 CN CN202322452458.8U patent/CN220714904U/en active Active
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