CN113772827A - Rotary water distributor of microbial filter bed - Google Patents
Rotary water distributor of microbial filter bed Download PDFInfo
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- CN113772827A CN113772827A CN202111029245.3A CN202111029245A CN113772827A CN 113772827 A CN113772827 A CN 113772827A CN 202111029245 A CN202111029245 A CN 202111029245A CN 113772827 A CN113772827 A CN 113772827A
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- water
- inlet pipe
- water inlet
- rotary sleeve
- rotary
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
Abstract
A rotary water distributor of a microorganism filter bed comprises a water inlet pipe and a rotary sleeve; the upper end of the water inlet pipe is closed, and at least one rotational flow water outlet hole is formed in the upper pipe wall of the water inlet pipe in an annular array around the central axis; the lower part of the water inlet pipe is provided with an annular storage tank, mercury is contained in the annular storage tank, and the lower end of the rotary sleeve is inserted into the annular storage tank and is positioned below the liquid level of the mercury; the upper end of the rotary sleeve is closed, and at least three cavity partition plates are fixedly arranged on the inner cylinder wall of the rotary sleeve in an annular array around the central axis; at least two water distribution pipes are connected and arranged on the outer cylinder wall of the rotary sleeve in an annular array around the central axis. The invention utilizes the swirling water outlet hole on the water inlet pipe to spray tangential water column outwards, and the water column impacts the cavity separation plate, thereby pushing the rotating sleeve to rotate, driving the water distribution pipe to circulate and forming a circular water distribution range.
Description
Technical Field
The invention belongs to the technical field of microbial filter beds, and relates to a device for rotationally distributing water to a microbial filter bed through hydraulic drive, in particular to a rotary water distributor of the microbial filter bed.
Background
The microbial filter bed is widely used for sewage treatment, the water distributor is an important component of the microbial filter bed, and whether water distribution is uniform or not directly determines the sewage treatment effect. The filter bed with the circular design in the existing microbial filter bed is one of the main structural forms, and in order to enable the water distribution on the filter bed to be more uniform, a rotary water distributor is designed by people and can distribute water in a rotating mode, so that the distributed water can be uniformly distributed on the circular filter bed, and the rotary water distributor is widely applied to the water distribution of the circular microbial filter bed.
The existing rotary water distributor mainly depends on a motor to drive the water distributor to rotate so as to achieve the purpose of uniform water distribution, but the mode needs to consume electric power, and the motor is very easy to rust, inconvenient to operate and maintain and high in cost when being in a wet sewage environment condition for a long time, so that the rotary water distributor needs to be optimized.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a rotary water distributor of a microbial filter bed, which mainly solves the technical problems that the conventional rotary water distributor needs to consume electric power, and metal structure devices such as a motor, a bearing and the like are easy to rust in a humid environment contacting with sewage for a long time, so that the rotary water distributor is inconvenient to operate and maintain and has high cost.
In order to solve the technical problem, the invention provides a rotary water distributor of a microbial filter bed, which comprises a water inlet pipe and a rotary sleeve, wherein the water inlet pipe is coaxially arranged with a central shaft of a circular microbial filter bed, the rotary sleeve is coaxially sleeved on the water inlet pipe, and the inner diameter of the rotary sleeve is larger than the outer diameter of the water inlet pipe; wherein the content of the first and second substances,
the upper end of the water inlet pipe is closed, and at least one rotational flow water outlet hole is formed in the upper pipe wall of the water inlet pipe in an annular array around the central axis;
an annular storage tank with an upward opening is coaxially and fixedly arranged around the lower part of the water inlet pipe, mercury is contained in the annular storage tank, the inner diameter of the annular storage tank is larger than the outer diameter of the rotary sleeve, and the lower end of the rotary sleeve is inserted in the annular storage tank and is positioned below the liquid level of the mercury;
the upper end of the rotary sleeve is closed, at least three cavity-dividing partition plates are fixedly arranged on the inner cylinder wall of the rotary sleeve in an annular array around a central axis at positions corresponding to the rotational flow water outlet holes, and the diameter of the inner side of an annular array formed by the at least three cavity-dividing partition plates is not smaller than the outer diameter of the water inlet pipe;
at least two water distribution pipes are connected and arranged on the outer cylinder wall of the rotary sleeve in an annular array around the central axis.
Preferably: the central axis of the rotational flow water outlet hole is not perpendicular to the central axis of the water inlet pipe, the aperture of the rotational flow water outlet hole is smaller than the inner radius of the water inlet pipe, and a bus corresponding to the radial outermost side of the water inlet pipe of the rotational flow water outlet hole is tangent to the inner pipe wall of the water inlet pipe.
Preferably: the fixed packing of the section of thick bamboo of rotatory sleeve upper end has a paraffin piece, the up end top of inlet tube is in on the downside of paraffin piece.
Preferably: a paraffin ring is fixedly embedded in the lower port of the rotary sleeve, and the inner ring diameter of the paraffin ring is matched with the outer diameter of the water inlet pipe.
Preferably: the central axis of the water distribution pipe is vertically intersected with the central axis of the rotary sleeve.
Preferably: and a plurality of water distribution holes are uniformly distributed on the radial lower side of the water distribution pipe along the axial direction.
Preferably: the cavity-dividing partition plate is a plane straight plate, the surface of the cavity-dividing partition plate is parallel to the central axis of the rotary sleeve, and the cavity-dividing partition plate is perpendicular to the inner cylinder wall of the rotary sleeve.
Compared with the prior art, the invention has the following advantages:
1. the invention utilizes the rotational flow water outlet hole on the side wall of the upper part of the water inlet pipe to spray tangential water columns outwards, and the tangential water columns impact on the cavity separation plate on the inner side wall of the rotary sleeve, thereby pushing the rotary sleeve to rotate, driving the water distribution pipe to circulate and forming a circular water distribution range; in the process, an additional rotary driving source is not needed, so that the purpose of saving energy consumption is achieved;
2. a paraffin block is arranged between the upper end surface of the water inlet pipe and the inner upper end of the rotary sleeve, and the paraffin block is used as a rotary support between the water inlet pipe and the rotary sleeve, so that the problem that the bearing is easily corroded after being soaked in sewage for a long time when a metal axial thrust bearing is used is avoided;
3. the paraffin ring is arranged between the lower port of the rotary sleeve and the outer pipe wall of the water inlet pipe, so that the paraffin ring can be used for coaxial positioning, can be used as a radial rotating bearing and a sealing ring, is not afraid of sewage corrosion, and is low in use and maintenance cost.
Drawings
Fig. 1 is an overall sectional structural view of a rotary water distributor.
Fig. 2 is a schematic sectional structure view of the water inlet pipe.
Fig. 3 is a sectional structural view of the rotating sleeve.
Fig. 4 is a radial sectional structural view of the rotary water distributor.
Detailed Description
The rotary water distributor of the microorganism filter bed provided by the invention is further described with reference to the preferred embodiment and the attached figures 1-4 in the specification.
As shown in fig. 1, the rotary water distributor of the microbial filter bed adopted in the invention is a water distribution device driven by water power to rotate, and comprises a water inlet pipe 1 coaxially arranged with the central axis of the circular microbial filter bed and a rotary sleeve 2 coaxially sleeved on the water inlet pipe 1, wherein the inner diameter of the rotary sleeve 2 is larger than the outer diameter of the water inlet pipe 1; wherein the content of the first and second substances,
as shown in fig. 1 and 2, the upper end of the water inlet pipe 1 is closed, at least one spiral-flow water outlet 11 is formed in an upper pipe wall of the water inlet pipe 1 in an annular array around a central axis, preferably, two spiral-flow water outlets 11 are formed, as shown in fig. 4, the central axis of each spiral-flow water outlet 11 is not perpendicular to the central axis of the water inlet pipe 1, the aperture of each spiral-flow water outlet 11 is smaller than the inner radius of the water inlet pipe 1, and a generatrix of each spiral-flow water outlet 11, which corresponds to the radially outermost side of the water inlet pipe 1, is tangent to the inner pipe wall of the water inlet pipe 1, so that when water is sprayed outwards, water can be sprayed tangentially from the water inlet pipe 1; an annular storage tank 3 with an upward opening is coaxially and fixedly arranged around the lower part of the water inlet pipe 1, mercury 4 is contained in the annular storage tank 3, the inner diameter of the annular storage tank 3 is larger than the outer diameter of the rotary sleeve 2, and the lower end of the rotary sleeve 2 is inserted into the annular storage tank 3 and is positioned below the liquid level of the mercury 4;
as shown in fig. 1 and 3, the upper end of the rotating sleeve 2 is closed, at least three chamber-dividing partition plates 21 are fixedly arranged on the inner cylinder wall of the rotating sleeve 2 in an annular array around the central axis at positions corresponding to the swirling water outlet holes 11, the diameter of the inner side of the annular array formed by the at least three chamber-dividing partition plates 21 is not smaller than the outer diameter of the water inlet pipe 1, the at least three chamber-dividing partition plates 21 can be used for coaxially positioning the rotating sleeve 2 and the water inlet pipe 1, as shown in fig. 4, and water columns tangentially sprayed out of the swirling water outlet holes 11 impact on the chamber-dividing partition plates, so that the rotating sleeve 2 is pushed to rotate;
as shown in fig. 1, 3 and 4, at least two water distribution pipes 5 are connected and arranged on the outer cylinder wall of the rotating sleeve 2 in an annular array around the central axis, and the rotating sleeve 2 drives the at least two water distribution pipes 5 to revolve around the central axis of the water inlet pipe 1 to distribute water when rotating.
When the invention is implemented specifically, sewage enters water through the water inlet pipe 1, two rotational flow water outlet holes 11 are formed in the pipe wall of the upper part of the water inlet pipe 1, the water inlet pipe 1 is sleeved with a rotary sleeve 2 connected with the water distribution pipe 5, the lower end port of the rotary sleeve 2 and the outer pipe wall of the water inlet pipe 1 are sealed by mercury 4 in the annular storage tank 3, after the water enters the water inlet pipe 1, the water is sprayed out from the rotational flow water outlet holes 11 and impacts the cavity separation plate 21 on the inner pipe wall of the rotary sleeve 2 to push the rotary sleeve 2 to rotate, meanwhile, the sewage is uniformly distributed and sprayed out from the water distribution pipe 5, and the water can be rotated by using water power without a driving source.
Further, as shown in fig. 1 and 3, a paraffin block 22 is fixedly filled at the upper end in the cylinder of the rotating sleeve 2, the upper end surface of the water inlet pipe 1 is abutted against the lower side surface of the paraffin block 22, the paraffin block 22 is used for replacing an axial thrust bearing in the conventional technology, the rotating support is guaranteed, meanwhile, the paraffin can be soaked in sewage and cannot be corroded, the cost is lower than that of the bearing, and the service life is longer; simultaneously, fixed the inlaying in the lower port of rotatory sleeve 2 is equipped with a paraffin ring 23, the inner ring footpath of paraffin ring 23 with the external diameter phase-match of inlet tube 1, paraffin ring 23 plays sealedly the clearance between the lower port of rotatory sleeve 2 and the outer pipe wall of inlet tube 1 can also be as the radial positioning structure between the two to and the radial rotation support between the two, make full use of the characteristic of paraffin material, replaced the use of bearing.
As shown in fig. 1, 3 and 4, the central axis of the water distribution pipe 5 is perpendicular to the central axis of the rotating sleeve 2, and a plurality of water distribution holes 51 are uniformly distributed along the axial direction on the radial lower side of the water distribution pipe 5.
As shown in fig. 4, the cavity-dividing partition plate 21 is a flat plate, the plate surface of the cavity-dividing partition plate is parallel to the central axis of the rotating sleeve 2, and the cavity-dividing partition plate 21 is perpendicular to the inner cylindrical wall of the rotating sleeve 2.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent process changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. A rotary water distributor of a microbial filter bed comprises a water inlet pipe and a rotary sleeve, wherein the water inlet pipe is coaxially arranged with a central shaft of a circular microbial filter bed, the rotary sleeve is coaxially sleeved on the water inlet pipe, and the inner diameter of the rotary sleeve is larger than the outer diameter of the water inlet pipe; the method is characterized in that: wherein the content of the first and second substances,
the upper end of the water inlet pipe is closed, and at least one rotational flow water outlet hole is formed in the upper pipe wall of the water inlet pipe in an annular array around the central axis;
an annular storage tank with an upward opening is coaxially and fixedly arranged around the lower part of the water inlet pipe, mercury is contained in the annular storage tank, the inner diameter of the annular storage tank is larger than the outer diameter of the rotary sleeve, and the lower end of the rotary sleeve is inserted in the annular storage tank and is positioned below the liquid level of the mercury;
the upper end of the rotary sleeve is closed, at least three cavity-dividing partition plates are fixedly arranged on the inner cylinder wall of the rotary sleeve in an annular array around a central axis at positions corresponding to the rotational flow water outlet holes, and the diameter of the inner side of an annular array formed by the at least three cavity-dividing partition plates is not smaller than the outer diameter of the water inlet pipe;
at least two water distribution pipes are connected and arranged on the outer cylinder wall of the rotary sleeve in an annular array around the central axis.
2. The rotary water distributor of a microorganism filter bed according to claim 1, characterized in that: the central axis of the rotational flow water outlet hole is not perpendicular to the central axis of the water inlet pipe, the aperture of the rotational flow water outlet hole is smaller than the inner radius of the water inlet pipe, and a bus corresponding to the radial outermost side of the water inlet pipe of the rotational flow water outlet hole is tangent to the inner pipe wall of the water inlet pipe.
3. The rotary water distributor of a microorganism filter bed according to claim 2, characterized in that: the fixed packing of the section of thick bamboo of rotatory sleeve upper end has a paraffin piece, the up end top of inlet tube is in on the downside of paraffin piece.
4. The rotary water distributor of a microorganism filter bed according to claim 3, characterized in that: a paraffin ring is fixedly embedded in the lower port of the rotary sleeve, and the inner ring diameter of the paraffin ring is matched with the outer diameter of the water inlet pipe.
5. The rotary water distributor of a microorganism filter bed according to claim 4, characterized in that: the central axis of the water distribution pipe is vertically intersected with the central axis of the rotary sleeve.
6. The rotary water distributor of a microorganism filter bed according to claim 5, characterized in that: and a plurality of water distribution holes are uniformly distributed on the radial lower side of the water distribution pipe along the axial direction.
7. The rotary water distributor of a microorganism filter bed according to claim 6, characterized in that: the cavity-dividing partition plate is a plane straight plate, the surface of the cavity-dividing partition plate is parallel to the central axis of the rotary sleeve, and the cavity-dividing partition plate is perpendicular to the inner cylinder wall of the rotary sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111029245.3A CN113772827A (en) | 2021-09-03 | 2021-09-03 | Rotary water distributor of microbial filter bed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111029245.3A CN113772827A (en) | 2021-09-03 | 2021-09-03 | Rotary water distributor of microbial filter bed |
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| CN113772827A true CN113772827A (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111029245.3A Pending CN113772827A (en) | 2021-09-03 | 2021-09-03 | Rotary water distributor of microbial filter bed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116282724A (en) * | 2023-03-30 | 2023-06-23 | 临涣水务股份有限公司 | Industrial wastewater recycling device for desalted water process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1325118A (en) * | 1962-03-22 | 1963-04-26 | Owens Illinois Glass Co | Method and apparatus for forming containers |
| CN104355394A (en) * | 2014-11-17 | 2015-02-18 | 刘超 | Rotating distributor |
| CN109354157A (en) * | 2018-11-20 | 2019-02-19 | 上海择希环保工程有限公司 | Double layer rotating water distributor |
| CN112592026A (en) * | 2020-12-08 | 2021-04-02 | 赣州市益信化妆品有限公司 | Water treatment system sludge innocent treatment equipment |
-
2021
- 2021-09-03 CN CN202111029245.3A patent/CN113772827A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1325118A (en) * | 1962-03-22 | 1963-04-26 | Owens Illinois Glass Co | Method and apparatus for forming containers |
| CN104355394A (en) * | 2014-11-17 | 2015-02-18 | 刘超 | Rotating distributor |
| CN109354157A (en) * | 2018-11-20 | 2019-02-19 | 上海择希环保工程有限公司 | Double layer rotating water distributor |
| CN112592026A (en) * | 2020-12-08 | 2021-04-02 | 赣州市益信化妆品有限公司 | Water treatment system sludge innocent treatment equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116282724A (en) * | 2023-03-30 | 2023-06-23 | 临涣水务股份有限公司 | Industrial wastewater recycling device for desalted water process |
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