CN111921261A - Sewage pipeline filtering structure for municipal sewage treatment - Google Patents
Sewage pipeline filtering structure for municipal sewage treatment Download PDFInfo
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- CN111921261A CN111921261A CN202010930305.8A CN202010930305A CN111921261A CN 111921261 A CN111921261 A CN 111921261A CN 202010930305 A CN202010930305 A CN 202010930305A CN 111921261 A CN111921261 A CN 111921261A
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- shell
- sewage
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- multiple groups
- liquid outlet
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- 239000010865 sewage Substances 0.000 title claims abstract description 134
- 238000001914 filtration Methods 0.000 title claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 89
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000007790 scraping Methods 0.000 claims abstract description 15
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005086 pumping Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/014—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements with curved filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/30—Filter housing constructions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/004—Seals, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
A sewage pipeline filtering structure for municipal sewage treatment comprises a shell, a rotating shaft, a water gathering cylinder and a scraper; the shell is provided with supporting legs, and the inside of the shell is divided into a liquid outlet bin and a liquid inlet bin which are communicated by a mounting plate; a filter plate is arranged in the mounting groove of the liquid inlet bin on the inner wall of the shell; the end surface of the liquid outlet bin on the shell is provided with an end cover; the water collecting cylinder is connected with a mounting plate positioned in the liquid outlet bin; the water collecting cylinder is provided with an installation frame; an impeller seat is rotatably arranged on the mounting; one end of the rotating shaft is connected with the end face, facing the water collecting cylinder, of the impeller seat, the other end of the rotating shaft penetrates through the water collecting cylinder and extends into the liquid inlet bin, and a plurality of groups of connecting rods are arranged on the outer peripheral surface, located in the liquid inlet bin, of the rotating shaft; the multiple groups of connecting rods are respectively connected with the multiple groups of scraping plates; the end surfaces of the multiple groups of scraping plates are provided with bristles; the end cover is provided with a liquid outlet pipe in a penetrating way; the liquid outlet pipe is provided with a flange. The invention can filter the impurities flowing into the sewage pipeline when the sewage is extracted, so as to avoid the damage of the pump body caused by the blockage of the sewage pipeline by the impurities.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sewage pipeline filtering structure for municipal sewage treatment.
Background
The broad municipal administration refers to the administrative activities and processes of the national administrative organs of the cities to various administrative affairs and social public affairs in the administrative districts of the cities and the narrow municipal administration refers to the administrative activities and processes of the national administrative organs of the cities to realize the political, economic, cultural and social development of the cities and the countries; in municipal works, it is necessary to treat wastewater and sewage generated every day in cities; if the sewage in the ditch and the sewage tank is directly discharged into the natural environment, the pollution of the environment and the waste of water resources can be caused, and the water resources are precious, so the sewage needs to be collected, treated, recycled and reused; a pump is needed when sewage is pumped; when a pump is used for connecting a sewage pipeline to pump sewage, impurities in the sewage flow into the pipeline along with the sewage, so that the pipeline is easy to block, the sewage pumping efficiency is reduced, a pump body is damaged, and the sewage treatment cost is greatly increased; therefore, the application provides a sewage pipeline filtering structure for municipal sewage treatment.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides a sewage pipeline filtering structure for municipal sewage treatment, which can filter impurities flowing into a sewage pipeline during sewage extraction so as to avoid the damage of a pump body caused by the blockage of the sewage pipeline by the impurities.
(II) technical scheme
In order to solve the problems, the invention provides a sewage pipeline filtering structure for municipal sewage treatment, which comprises a shell, a mounting rack, a rotating shaft, a water gathering cylinder and a scraper plate, wherein the shell is provided with a water gathering hole;
the outer shell is of a cylindrical structure, a plurality of groups of supporting legs are arranged on the outer shell, and an installation plate is arranged in the outer shell; the mounting plate is horizontally distributed and used for dividing the interior of the shell into an upper liquid outlet bin and a lower liquid inlet bin, and second through holes for communicating the liquid outlet bin with the liquid inlet bin are formed in the mounting plate;
the liquid inlet bin is provided with a plurality of groups of mounting grooves on the inner wall of the shell; the bottom surface of each group of mounting grooves is provided with a first through hole, and a filter plate is arranged in each group of mounting grooves; each group of filter plates is provided with a plurality of groups of first filter holes;
the liquid outlet bin is provided with an opening on the end surface of the shell far away from the mounting plate; the shell is provided with an end cover for sealing the opening;
the water collecting cylinder is positioned in the liquid outlet bin and is connected with the mounting plate; wherein, the second through hole, the interior of the water collecting cylinder and the liquid outlet bin are communicated in sequence;
the mounting frame is connected with the water collecting barrel, and an impeller seat is rotatably arranged on the end face, facing the liquid outlet port of the water collecting barrel, of the mounting frame; one end of the rotating shaft is connected with the end face, facing the water collecting cylinder, of the impeller seat, the other end of the rotating shaft penetrates through the water collecting cylinder and extends into the liquid inlet bin, and a plurality of groups of connecting rods are arranged on the outer peripheral surface, located in the liquid inlet bin, of the rotating shaft;
the multiple groups of connecting rods are uniformly distributed in a circumferential manner by taking the central axis of the rotating shaft as the center, and are respectively connected with the multiple groups of scraping plates; the multiple groups of scraping plates are all parallel to the rotating shaft, and multiple groups of bristles for compacting the inner wall of the liquid inlet bin are uniformly arranged on the end faces, facing the inner wall of the liquid inlet bin, of the multiple groups of scraping plates;
the end cover is provided with a liquid outlet pipe in a penetrating way; the central axis of the liquid outlet pipe coincides with the central axis of the impeller seat, and the end face, far away from the end cover, of the liquid outlet pipe is provided with a flange plate used for being connected with a sewage pipeline through a flange.
Preferably, the end cover is in threaded fit connection with the opening, and a plurality of groups of hanging rings are arranged on the end cover; the multiple groups of hanging rings are circumferentially and uniformly distributed from the central axis of the end cover to the center.
Preferably, the water trap drum is tapered toward the inner diameter of the impeller seat along the central axis direction thereof.
Preferably, the device further comprises a plurality of groups of first fastening pieces; the end face of the mounting plate is provided with a plurality of groups of first threaded blind holes;
the end surface of the water gathering cylinder is provided with a flange plate connected with the head along the peripheral direction; a plurality of groups of first threaded holes are formed on the plurality of groups of flange plates;
the first fastening pieces penetrate through the first threaded holes and are screwed into the first threaded blind holes; the flange plate compresses tightly the mounting panel towards the terminal surface of mounting panel, and flange plate and water gathering section of thick bamboo be the integrated structure.
Preferably, a plurality of groups of second fastening pieces are further included; wherein, each group of filter plates is provided with a plurality of groups of second threaded holes; the bottom surface of each group of mounting grooves is provided with a plurality of groups of second threaded blind holes;
the multiple groups of second fastening pieces respectively penetrate through the multiple groups of second threaded holes in a threaded manner and are respectively screwed into the multiple groups of second threaded blind holes in a threaded manner; every group filter all compresses tightly the bottom surface of every group mounting groove towards the bottom surface of every group mounting groove, and the terminal surface of every group filter all with the interior terminal surface parallel and level in feed liquor storehouse.
Preferably, the projection shape of each group of supporting legs is L-shaped, and the end face, far away from the shell, of each group of supporting legs is in a sharp cone shape.
Preferably, the device further comprises a shell;
the shell is connected with one end, far away from the end cover, of the shell and communicated with the liquid inlet bin, the inner diameter of the shell is gradually reduced along the central axis direction of the shell towards one end, far away from the shell, and multiple groups of second filtering holes are uniformly formed in the outer peripheral surface of the shell; the scraper comprises a first plate body parallel to the inner wall of the liquid inlet bin and a second plate body parallel to the inner wall of the shell; the second plate body is connected with the first plate body and is of an integrated structure.
Preferably, the sewage treatment device also comprises a sewage draining pipe and a sealing cover; wherein, the end surface of the shell far away from the shell is provided with a sewage discharge hole;
a pipe orifice at one end of the sewage discharge pipe is connected with a sewage discharge hole; the sealing cover is in threaded fit connection with the other end pipe orifice of the sewage discharge pipe.
Preferably, the housing and the outer shell are of a unitary construction.
Preferably, the use method of the sewage pipeline filtering structure for municipal sewage treatment comprises the following specific steps:
s1, the sewage pipe is hermetically connected with a flange plate at the end part of the liquid outlet pipe through a flange arranged on the sewage pipe, and then the shell is lowered into the sewage to be extracted;
s2, filtering the sewage by the plurality of groups of second filtering holes and the plurality of groups of first through holes through the filter plate and then feeding the sewage into the liquid bin;
s3, enabling the sewage to enter the water collecting cylinder from the second through hole and flow into the liquid outlet bin rapidly so as to drive the rotary impeller and the rotary shaft on the impeller seat to rotate, and enabling the filtered sewage to flow into a sewage pipeline from the liquid outlet pipe and be pumped out;
s4, the rotating shaft drives the multiple groups of connecting rods and the multiple groups of scraping plates to rotate; the bristles arranged on the multiple groups of scrapers clean the liquid inlet bin and the inner wall of the shell.
The technical scheme of the invention has the following beneficial technical effects:
when the sewage pump is used, the flange arranged on the sewage pipeline is in sealing connection with the flange plate at the end part of the liquid outlet pipe, the sewage pipeline is connected with the liquid inlet port of the sewage pump, the shell is placed into sewage to be pumped, the multiple groups of supporting legs are in contact with the bottom surface of the sewage pumping part to ensure the stability of the shell, and the configuration block is arranged on the shell to prevent the shell from being unstable under the buoyancy action of the sewage and further ensure the stability of the shell; the sewage is filtered by a plurality of groups of first through holes through a filter plate and then enters the liquid inlet bin; sewage enters the water collecting cylinder from the second through hole and rapidly flows into the liquid outlet bin so as to drive the rotary impeller and the rotary shaft on the impeller seat to rotate, and the filtered sewage flows into the sewage pipeline from the liquid outlet pipe and is pumped out; the rotating shaft drives the multiple groups of connecting rods and the multiple groups of scraping plates to rotate; the brush hair that is equipped with on the multiunit scraper blade cleans feed liquor storehouse inner wall to avoid the granular impurity in the sewage to cause the jam to first filtration pore, thereby guarantee the efficiency of sewage extraction, avoid large granule impurity to cause the damage to taking out dirty pump in getting into the sewer pipe.
Drawings
Fig. 1 is a schematic perspective view of a filtering structure of a sewage pipeline for municipal sewage treatment according to the present invention.
Fig. 2 is a schematic structural diagram of a sewage pipeline filtering structure for municipal sewage treatment according to the present invention.
Fig. 3 is a schematic view of a part at a position a of the filtering structure of the sewage pipeline for municipal sewage treatment according to the present invention.
Fig. 4 is a schematic view of a portion of an enlarged structure at a position B in a filtering structure of a sewage pipeline for municipal sewage treatment according to the present invention.
Fig. 5 is a schematic structural view of a water collecting cylinder in a sewage pipeline filtering structure for municipal sewage treatment according to the present invention.
Reference numerals: 1. a housing; 2. an end cap; 3. a flange plate; 4. hanging a ring; 5. a filter plate; 6. a first through hole; 7. supporting legs; 8. a sealing cover; 9. a second filtering hole; 10. a mounting frame; 11. an impeller seat; 12. a rotating shaft; 13. a liquid outlet bin; 14. a water collecting cylinder; 15. a flange plate; 16. mounting a plate; 17. a connecting rod; 18. a squeegee; 19. a blow-off pipe; 20. brushing; 21. a second fastening member; 22. a first threaded hole; 23. a liquid inlet bin; 25. a housing; 26. a first tightening piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 5, the sewage pipeline filtering structure for municipal sewage treatment according to the present invention comprises a housing 1, a mounting frame 10, a rotating shaft 12, a water collecting cylinder 14, and a scraper 18;
the shell 1 is of a cylindrical structure, a plurality of groups of supporting legs 7 are arranged on the shell 1, and a mounting plate 16 is arranged in the shell 1; the mounting plate 16 is horizontally distributed and used for dividing the interior of the shell 1 into an upper liquid outlet bin 13 and a lower liquid inlet bin 23, and the mounting plate 16 is provided with a second through hole for communicating the liquid outlet bin 13 with the liquid inlet bin 23;
furthermore, in order to improve the stability of the housing 1 placed in sewage, a plurality of groups of balancing weights are detachably connected to the outer peripheral surface of the housing 1; the balancing weight is selected and not limited to be tied with the shell 1 through a rope;
the liquid inlet bin 23 is provided with a plurality of groups of mounting grooves on the inner wall of the shell 1; the bottom surface of each group of mounting grooves is provided with a first through hole 6, and a filter plate 5 is arranged in each group of mounting grooves; each group of filter plates 5 is provided with a plurality of groups of first filter holes;
an opening is arranged on the end face, far away from the mounting plate 16, of the outer shell 1 of the liquid outlet bin 13; an end cover 2 for sealing the opening is arranged on the shell 1;
the water collecting cylinder 14 is positioned in the liquid outlet bin 13, and the water collecting cylinder 14 is connected with the mounting plate 16; wherein, the second through hole, the interior of the water collecting cylinder 14 and the liquid outlet bin 13 are communicated in sequence;
the mounting rack 10 is connected with the water collecting cylinder 14, and an impeller seat 11 is rotatably arranged on the end face, facing the liquid outlet port of the water collecting cylinder 14, of the mounting rack 10; the mounting frame 10 is detachably connected with the water collecting cylinder 14, so that the mounting frame 10 can be conveniently disassembled and assembled; the mounting frame 10 and the water collecting cylinder 14 are detachably mounted in a mode which is selected from, but not limited to, a threaded rod and a plurality of groups of inserted rods are arranged on the mounting frame 10; the threaded rod is rotatably connected with the mounting rack 10, the threaded rod is in threaded connection with the outer peripheral surface of the water collecting cylinder 14, and the multiple groups of insertion rods are inserted into matching blind holes formed in the outer peripheral surface of the water collecting cylinder 14 in a matching mode;
one end of the rotating shaft 12 is connected with the end face, facing the water collecting cylinder 14, of the impeller seat 11, the other end of the rotating shaft 12 penetrates through the water collecting cylinder 14 and extends into the liquid inlet bin 23, and a plurality of groups of connecting rods 17 are arranged on the outer peripheral surface, located in the liquid inlet bin 23, of the rotating shaft 12;
the multiple groups of connecting rods 17 are uniformly distributed in a circumference manner by taking the central axis of the rotating shaft 12 as the center, and the multiple groups of connecting rods 17 are respectively connected with the multiple groups of scraping plates 18; the multiple groups of scraping plates 18 are all parallel to the rotating shaft 12, and multiple groups of bristles 20 used for pressing the inner wall of the liquid inlet bin 23 are uniformly arranged on the end face, facing the inner wall of the liquid inlet bin 23, of the multiple groups of scraping plates 18;
the end cover 2 is provided with a liquid outlet pipe in a penetrating way;
the drain pipe is in threaded fit connection with the end cover 2, the central axis of the drain pipe is superposed with the central axis of the impeller seat 11, and the end face, far away from the end cover 2, of the drain pipe is provided with a flange 3 for connecting a sewage pipeline through a flange.
When the sewage pumping device is used, the flange arranged on the sewage pipeline is hermetically connected with the flange plate 3 at the end part of the liquid outlet pipe, the sewage pipeline is connected with the liquid inlet port of the sewage pumping pump, the shell 1 is lowered into sewage to be pumped, and the plurality of groups of supporting legs 7 are contacted with the bottom surface of the sewage pumping part to ensure the stability of the shell 1; the sewage is filtered by a plurality of groups of first through holes 6 through filter plates 5 and then enters a liquid inlet bin 23; sewage enters the water collecting cylinder 14 from the second through hole and rapidly flows into the liquid outlet bin 13 so as to drive the rotary impeller and the rotary shaft 12 on the impeller seat 11 to rotate, and the filtered sewage flows into the sewage pipeline from the liquid outlet pipe and is pumped out; the rotating shaft 12 drives the multiple groups of connecting rods 17 and the multiple groups of scraping plates 18 to rotate; the brush hair 20 that is equipped with on the multiunit scraper blade 18 cleans feed liquor storehouse 23 inner wall to avoid the granule nature impurity in the sewage to cause the jam to first filtration pore, thereby guarantee the efficiency of sewage extraction, avoid large granule impurity to cause the damage to the sewage pump in getting into the sewage pipeline.
In an optional embodiment, the end cover 2 is in threaded fit connection with the opening, and a plurality of groups of hanging rings 4 are arranged on the end cover 2; the plurality of groups of hanging rings 4 are uniformly distributed in a circumference manner from the central axis to the center of the end cover 2;
the end cover 2 is matched with the shell 1 through threads, so that the assembly and disassembly are convenient, and the sealing performance between the end cover 2 and the shell 1 is ensured; use the rope to connect multiunit link 4 and conveniently transfer shell 1 to the sewage of treating the extraction.
In an alternative embodiment, the water collecting cylinder 14 is gradually reduced towards the inner diameter of the impeller seat 11 along the central axis direction thereof, so that the flow rate of water flowing from the inlet bin 23 into the outlet bin 13 is gradually increased.
In an alternative embodiment, a plurality of sets of first fasteners 26 are also included; wherein, the end surface of the mounting plate 16 is provided with a plurality of groups of first threaded blind holes;
a flange plate 15 connected with the head is arranged on the end surface of the water collecting cylinder 14 along the peripheral direction; a plurality of groups of first threaded holes 22 are arranged on the plurality of groups of flange plates 15;
the multiple groups of first fastening pieces 26 respectively penetrate through the multiple groups of first threaded holes 22 in a threaded mode and are screwed into the multiple groups of first threaded blind holes in a threaded mode; the flange plate 15 compresses tightly mounting panel 16 towards the terminal surface of mounting panel 16, and flange plate 15 and a section of thick bamboo 14 structure as an organic whole use first fastener 26 can dismantle flange plate 15 and mounting panel 16 of being connected to the convenience carries out the dismouting to a section of thick bamboo 14, thereby conveniently clears up the shell 1 inside.
In an alternative embodiment, a plurality of sets of second tightening members 21 are also included; wherein, each group of filter plates 5 is provided with a plurality of groups of second threaded holes; the bottom surface of each group of mounting grooves is provided with a plurality of groups of second threaded blind holes;
the multiple groups of second fastening pieces 21 respectively penetrate through the multiple groups of second threaded holes in a threaded manner and are respectively screwed into the multiple groups of second threaded blind holes in a threaded manner; each group of filter plates 5 is tightly pressed against the bottom surface of each group of mounting grooves towards the bottom surface of each group of mounting grooves, and the end surface of each group of filter plates 5 is flush with the inner end surface of the liquid inlet bin 23;
it should be noted that the projection shape of the filter plate 5 is a fan ring; the multiple groups of mounting grooves are uniformly distributed in a circumferential manner by taking the central axis of the shell 1 as the center; the filter plate 5 is mounted by the second fastening member 21 to facilitate the mounting and dismounting of the filter plate 5.
In an alternative embodiment, each group of supporting legs 7 has an L-shaped projection, the end surface of each group of supporting legs 7 far away from the housing 1 is provided with a sharp cone, and the supporting legs 7 are provided with sharp cone end surfaces, so that the stability of the housing 1 placed in a sewage tank can be further improved.
In an alternative embodiment, it further comprises a housing 25;
the shell 25 is connected with one end of the shell 1 far away from the end cover 2, the shell 25 is communicated with the liquid inlet bin 23, the inner diameter of the shell 25 is gradually reduced along the central axis direction of the shell towards one end far away from the shell 1, and a plurality of groups of second filtering holes 9 are uniformly formed in the outer peripheral surface of the shell 25; the scraper 18 comprises a first plate body parallel to the inner wall of the liquid inlet bin 23 and a second plate body parallel to the inner wall of the shell 25; the second plate body is connected with the first plate body and is of an integrated structure;
the sewage is filtered by the plurality of groups of second filtering holes 9 and flows into the shell 25, so as to improve the filtering capacity of the sewage, and ensure that the sewage flowing in the shell 1 can drive the impeller seat 11 to rotate.
In an alternative embodiment, the sewage draining device also comprises a sewage draining pipe 19 and a sealing cover 8; wherein, the end surface of the shell 25 far away from the shell 1 is provided with a sewage discharge hole;
a pipe orifice at one end of the sewage discharge pipe 19 is connected with a sewage discharge hole; the sealing cover 8 is connected with the other end pipe orifice of the sewage discharge pipe 19 in a threaded fit manner; the sealing cover 8 is opened to discharge the foreign materials remaining in the housing 25.
In an alternative embodiment, the housing 25 and the casing 1 are of a unitary construction.
The invention also provides a use method of the sewage pipeline filtering structure for municipal sewage treatment, which comprises the following specific steps:
s1, the sewage pipe is hermetically connected with a flange plate 3 at the end part of the liquid outlet pipe through a flange arranged on the sewage pipe, and then the shell 1 is lowered into the sewage to be extracted;
s2, filtering the sewage by the plurality of groups of second filtering holes 9 and the plurality of groups of first through holes 6 through the filter plates 5, and then feeding the sewage into the liquid inlet bin 23;
s3, enabling the sewage to enter the water collecting cylinder 14 from the second through hole and rapidly flow into the liquid outlet bin 13 so as to drive the rotary impeller and the rotary shaft 12 on the impeller seat 11 to rotate, and enabling the filtered sewage to flow into a sewage pipeline from the liquid outlet pipe and be pumped out;
s4, the rotating shaft 12 drives the multiple groups of connecting rods 17 and the multiple groups of scrapers 18 to rotate; the bristles 20 arranged on the multiple groups of scrapers 18 clean the liquid inlet bin 23 and the inner wall of the shell 25.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A sewage pipeline filtering structure for municipal sewage treatment is characterized by comprising a shell (1), a mounting rack (10), a rotating shaft (12), a water collecting cylinder (14) and a scraper (18);
the shell (1) is of a cylindrical structure, a plurality of groups of supporting legs (7) are arranged on the shell (1), and a mounting plate (16) is arranged in the shell (1); the mounting plate (16) is horizontally distributed and used for dividing the interior of the shell (1) into a liquid outlet bin (13) at the upper layer and a liquid inlet bin (23) at the lower layer, and a second through hole for communicating the liquid outlet bin (13) with the liquid inlet bin (23) is formed in the mounting plate (16);
the liquid inlet bin (23) is provided with a plurality of groups of mounting grooves on the inner wall of the shell (1); the bottom surface of each group of mounting grooves is provided with a first through hole (6), and a filter plate (5) is arranged in each group of mounting grooves; each group of filter plates (5) is provided with a plurality of groups of first filter holes; an opening is formed in the end face, far away from the mounting plate (16), of the outer shell (1) of the liquid outlet bin (13); an end cover (2) for sealing the opening is arranged on the shell (1);
the water collecting cylinder (14) is positioned in the liquid outlet bin (13), and the water collecting cylinder (14) is connected with the mounting plate (16); wherein the second through hole, the interior of the water collecting cylinder (14) and the liquid outlet bin (13) are communicated in sequence;
the mounting rack (10) is connected with the water gathering cylinder (14), and an impeller seat (11) is rotatably arranged on the end face, facing the liquid outlet port of the water gathering cylinder (14), of the mounting rack (10); one end of the rotating shaft (12) is connected with the end face, facing the water collecting cylinder (14), of the impeller seat (11), the other end of the rotating shaft (12) penetrates through the water collecting cylinder (14) and extends into the liquid inlet bin (23), and a plurality of groups of connecting rods (17) are arranged on the outer peripheral surface, located in the liquid inlet bin (23), of the rotating shaft (12);
the multiple groups of connecting rods (17) are uniformly distributed in a circumference manner by taking the central axis of the rotating shaft (12) as the center, and the multiple groups of connecting rods (17) are respectively connected with the multiple groups of scraping plates (18); the multiple groups of scraping plates (18) are all parallel to the rotating shaft (12), and multiple groups of bristles (20) used for pressing the inner wall of the liquid inlet bin (23) are uniformly arranged on the end face, facing the inner wall of the liquid inlet bin (23), of the multiple groups of scraping plates (18);
the end cover (2) is provided with a liquid outlet pipe in a penetrating way; the central axis of the liquid outlet pipe coincides with the central axis of the impeller seat (11), and the end surface of the liquid outlet pipe far away from the end cover (2) is provided with a flange (3) used for connecting a sewage pipeline through a flange.
2. The sewage pipeline filtering structure for municipal sewage treatment according to claim 1, wherein the end cap (2) is in threaded fit with the opening, and a plurality of sets of hanging rings (4) are provided on the end cap (2); the plurality of groups of hanging rings (4) are uniformly distributed in a circumference manner from the central axis of the end cover (2) to the center.
3. The sewer pipe filtering structure for municipal sewage treatment according to claim 1, wherein the water collecting cylinder (14) is gradually reduced in its central axis direction toward the inner diameter of the impeller seat (11).
4. The sewer filtering structure of claim 1, further comprising a plurality of sets of first fastening members (26); wherein, the end surface of the mounting plate (16) is provided with a plurality of groups of first threaded blind holes; the end surface of the water collecting cylinder (14) is provided with a flange plate (15) connected with the head along the peripheral direction; a plurality of groups of first threaded holes (22) are arranged on the plurality of groups of flange plates (15);
the multiple groups of first fastening pieces (26) respectively penetrate through the multiple groups of first threaded holes (22) in a threaded mode and are screwed into the multiple groups of first threaded blind holes in a threaded mode; the flange plate (15) presses the mounting plate (16) towards the end face of the mounting plate (16), and the flange plate (15) and the water gathering cylinder (14) are of an integrated structure.
5. A sewer filtering structure for municipal sewage treatment according to claim 1, further comprising a plurality of sets of second fastening members (21); wherein, each group of filter plates (5) is provided with a plurality of groups of second threaded holes; the bottom surface of each group of mounting grooves is provided with a plurality of groups of second threaded blind holes;
the multiple groups of second fastening pieces (21) respectively penetrate through the multiple groups of second threaded holes in a threaded manner and are respectively screwed into the multiple groups of second threaded blind holes in a threaded manner; every group filter (5) all compresses tightly the bottom surface of every group mounting groove towards the bottom surface of every group mounting groove, and the terminal surface of every group filter (5) all with the interior terminal surface parallel and level of feed liquor storehouse (23).
6. The sewage pipeline filtering structure for municipal sewage treatment according to claim 1, wherein each set of supporting legs (7) has an L-shaped projection, and the end surface of each set of supporting legs (7) away from the housing (1) is tapered.
7. The sewer line filtering structure of claim 1, further comprising a housing (25);
the shell (25) is connected with one end, far away from the end cover (2), of the shell (1), the shell (25) is communicated with the liquid inlet bin (23), the inner diameter of the shell (25) is gradually reduced towards one end, far away from the shell (1), of the shell along the central axis direction, and multiple groups of second filtering holes (9) are uniformly formed in the outer peripheral surface of the shell (25); the scraper (18) comprises a first plate body parallel to the inner wall of the liquid inlet bin (23) and a second plate body parallel to the inner wall of the shell (25); the second plate body is connected with the first plate body and is of an integrated structure.
8. The sewer line filtering structure for municipal sewage treatment according to claim 7, further comprising a sewage drain pipe (19) and a sealing cover (8); wherein, the end surface of the shell (25) far away from the shell (1) is provided with a sewage discharge hole; a pipe orifice at one end of the sewage discharge pipe (19) is connected with a sewage discharge hole; the sealing cover (8) is in threaded fit connection with the other end pipe orifice of the sewage discharge pipe (19).
9. The sewer line filtering structure for municipal sewage treatment according to claim 7, characterized in that the housing (25) and the casing (1) are of one-piece construction.
10. The sewer filtering structure of any one of claims 1 to 9, wherein the method of using the sewer filtering structure comprises the following steps:
s1, the flange arranged on the sewage pipeline is hermetically connected with the flange plate (3) at the end part of the liquid outlet pipe, and then the shell (1) is placed into the sewage to be extracted;
s2, filtering the sewage by the plurality of groups of second filtering holes (9) and the plurality of groups of first through holes (6) through the filter plate (5) and then feeding the sewage into the liquid inlet bin (23);
s3, enabling the sewage to enter the water gathering cylinder (14) from the second through hole and flow into the liquid outlet bin (13) rapidly so as to drive the rotary impeller and the rotary shaft (12) on the impeller seat (11) to rotate, and enabling the filtered sewage to flow into a sewage pipeline from the liquid outlet pipe and be extracted;
s4, the rotating shaft (12) drives the multiple groups of connecting rods (17) and the multiple groups of scraping plates (18) to rotate; the bristles (20) arranged on the multiple groups of scrapers (18) clean the liquid inlet bin (23) and the inner wall of the shell (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010930305.8A CN111921261A (en) | 2020-09-07 | 2020-09-07 | Sewage pipeline filtering structure for municipal sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010930305.8A CN111921261A (en) | 2020-09-07 | 2020-09-07 | Sewage pipeline filtering structure for municipal sewage treatment |
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| Publication Number | Publication Date |
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| CN111921261A true CN111921261A (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010930305.8A Pending CN111921261A (en) | 2020-09-07 | 2020-09-07 | Sewage pipeline filtering structure for municipal sewage treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115531959A (en) * | 2022-11-24 | 2022-12-30 | 中海(山东)净化工程有限公司 | Sewage treatment equipment |
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| US5688402A (en) * | 1995-12-15 | 1997-11-18 | General Electric Company | Self-cleaning strainer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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Application publication date: 20201113 |
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