CN110585776B - Sewage particulate matter gathers filtration - Google Patents
Sewage particulate matter gathers filtration Download PDFInfo
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- CN110585776B CN110585776B CN201910904213.XA CN201910904213A CN110585776B CN 110585776 B CN110585776 B CN 110585776B CN 201910904213 A CN201910904213 A CN 201910904213A CN 110585776 B CN110585776 B CN 110585776B
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- pipe
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- sewage
- collection box
- dust collection
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- 239000010865 sewage Substances 0.000 title claims abstract description 54
- 238000001914 filtration Methods 0.000 title claims abstract description 37
- 239000013618 particulate matter Substances 0.000 title claims abstract description 12
- 239000000428 dust Substances 0.000 claims abstract description 45
- 230000008021 deposition Effects 0.000 claims abstract description 31
- 239000002893 slag Substances 0.000 claims abstract description 8
- 230000007704 transition Effects 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 71
- 238000004062 sedimentation Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 239000002245 particle Substances 0.000 abstract description 19
- 239000007787 solid Substances 0.000 abstract description 14
- 238000004140 cleaning Methods 0.000 abstract description 5
- 238000000605 extraction Methods 0.000 abstract 1
- 238000011282 treatment Methods 0.000 description 12
- 238000000926 separation method Methods 0.000 description 3
- 241000220317 Rosa Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000011221 initial treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011859 microparticle 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
- 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
- B01D29/56—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 series 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
-
- 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
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/08—Regeneration of the filter
- B01D2201/081—Regeneration of the filter using nozzles or suction devices
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a sewage particulate matter gathering and filtering structure which filters and isolates solid particles and dust in sewage through the matching of a sieve tube and a filter element and can pump the isolated particles and dust away through air extraction for cleaning, and is characterized in that a vacuum pump is arranged at the bottom of a dust collection box, an air pipe on the vacuum pump is arranged on the dust collection box and is communicated with the inside of the dust collection box, a baffle net is arranged at the end part of the air pipe of the vacuum pump, a slag inlet hole is arranged at one side of the dust collection box, one end of an exhaust pipe is arranged at one side of the dust collection box and is correspondingly communicated with the slag inlet hole, the other end of the exhaust pipe is vertically bent upwards, the bent position is in arc transition, one end of a connecting sleeve is sleeved at the other end of the exhaust pipe, the bottom end of the connecting pipe is arranged in the other end of the connecting sleeve, the top end of the connecting pipe extends vertically upwards, and the bottom end of a deposition filter pipe is sleeved at the top end of the connecting pipe, the diameter of the top end of the deposition filter tube is larger than that of the bottom end of the deposition filter tube.
Description
Technical Field
The invention discloses a sewage particulate matter gathering and filtering structure, relates to a filtering structure for gathering and filtering particulate matters in sewage after primary solid garbage separation, and belongs to the field of sewage treatment. In particular to a filtering structure which filters and isolates solid particles and dust in sewage through the matching of a sieve tube and a filter element and can pump away the isolated particles and dust through pumping.
Background
Environmental protection is one of the topics of the existing heat, sewage treatment plays an important role as one of links of environmental protection, a sewage treatment system becomes an indispensable important facility for factories and cities, the existing sewage treatment system can discharge the sewage after primary treatment into the sewage treatment system for further chemical reaction after primary solid garbage separation and removal are carried out on the coming sewage, but a large amount of dust and solid particles are still contained in the sewage after primary treatment, and the dust or the solid particles can block the subsequent pipeline system to a certain extent after being discharged into the subsequent treatment pipeline, thereby affecting the sewage treatment effect of the whole system.
Notice No. CN103520965A discloses an automatic change device of purifying waste water microparticle suspended solid, which comprises a housin, be provided with fixed plate and tray in the casing, be equipped with a plurality of first through-hole groups on the fixed plate, first through-hole group comprises a plurality of first through-holes, be provided with a plurality of second through-hole groups on the tray, second through-hole group comprises a plurality of second through-holes, first through-hole and second through-hole one-to-one, be provided with a plurality of filter tube between fixed plate and the tray, be provided with the rotary chuck on the fixed plate, a plurality of connecting holes have been seted up on the rotary chuck, be connected with hollow rotation axis on the rotary chuck perpendicularly, the opposite side of rotation axis stretches out outside the casing, one side that the rotation axis stretches out outside the casing is provided with a plurality of blow off water mouths and power device, one side that the rotation axis is located the casing is connected with a plurality of blow off water pipes, the other end of blow off water pipe links to each other end with the connecting hole respectively, the device is extremely inconvenient when clearing up the granule suspended solid of crossing.
Notice No. CN104707399A discloses a sewage filtration equipment, including rose box and water inlet and delivery port, be equipped with filter chamber and clean water room in the rose box, the filter chamber is located the upper portion of clean water room, be equipped with the filter between filter chamber and the clean water room, be equipped with the not baffle of a plurality of co-altitude in the filter chamber, the top of baffle is equipped with the filter screen, the water inlet sets up the side of filter chamber, the delivery port sets up the bottom of clean water room, its multilevel structure of this filtration equipment need occupy great space, is not suitable for to some miniaturized sewage treatment systems.
Disclosure of Invention
In order to improve the condition, the invention provides a sewage particulate matter gathering and filtering structure which filters and isolates solid particles and dust in sewage through the matching of a sieve tube and a filter element and can pump the isolated particulate matter and dust away through air suction for cleaning.
The invention relates to a sewage particulate matter gathering and filtering structure which is realized as follows: the invention relates to a sewage particulate matter gathering and filtering structure which comprises a water inlet pipe, a deposition filter pipe, an inner sleeve, a filter element, a water outlet pipe, a dust collecting box, a vacuum pump, an exhaust pipe, a connecting sleeve, a connecting pipe, a sieve pipe, a closing plate, a filter hole, a water inlet groove, a torsion spring, a connecting shaft, an arc groove and an arc end, wherein the vacuum pump is arranged at the bottom of the dust collecting box, an air pipe on the vacuum pump is arranged on the dust collecting box and communicated with the inside of the dust collecting box, a baffle net is arranged at the end part of the air pipe of the vacuum pump, a slag inlet hole is formed at one side of the dust collecting box, one end of the exhaust pipe is arranged at one side of the dust collecting box and correspondingly communicated with the slag inlet hole, the other end of the exhaust pipe is vertically bent upwards, the bent position is in arc transition, one end of the connecting sleeve is sleeved on the other end of the exhaust pipe, the bottom end of the connecting pipe is arranged in the other end of the connecting sleeve, the top end of the connecting pipe extends upwards, the bottom end of the deposition filter pipe is sleeved on the connecting pipe, the diameter of the top end of the deposition filter tube is larger than that of the bottom end, the inner sleeve tube is arranged in the deposition filter tube, the bottom end of the inner sleeve tube is connected with the inner wall of the deposition filter tube, a buffer cavity is arranged between the inner sleeve tube and the deposition filter tube, the top end of the inner sleeve tube is lower than that of the deposition filter tube, a drain hole is formed in the outer wall of the deposition filter tube and communicated with the buffer cavity, one end of a water outlet tube is arranged on the outer wall of the deposition filter tube and communicated with the drain hole correspondingly, four closing plates are arranged on the inner wall of the connecting sleeve at equal angles and hinged with the inner wall of the connecting sleeve through a connecting shaft, a torsion spring is sleeved on the connecting shaft, an arc end is arranged on each closing plate, an arc groove corresponding to the arc end on the adjacent closing plate is formed in each closing plate, the sieve tube is arranged in the connecting tube, and the top end of the sieve tube is bent to be connected with the end face of the top end of the connecting tube in the horizontal direction, the bottom end of the sieve tube extends downwards to a position close to the closed plate, a plurality of water inlet grooves are formed in the sieve tube at equal intervals, the bottom ends of the water inlet grooves extend downwards to the end face of the bottom end of the sieve tube, the top ends of the water inlet grooves extend upwards to a half position of the sieve tube, the filter element is arranged in the inner sleeve, the top of the filter element is lower than the top end of the inner sleeve, the bottom of the filter element extends downwards to the inside of the sieve tube, a plurality of filter holes are formed in the filter element, the filter holes are inclined holes, and valves are arranged on the water inlet tube and the water outlet tube respectively;
furthermore, the connecting pipe is provided with a communicated drain pipe, one end of the drain pipe is bent downwards, and the bent position is in arc transition.
Has the beneficial effects.
The particle suspended solids and dust in the sewage after the primary filtration are effectively filtered, so that the subsequent pipeline is prevented from being blocked, and the overall treatment effect is improved.
And secondly, the device is provided with a cleaning and air exhausting structure, so that the filtering part of the device is conveniently cleaned.
And thirdly, the device occupies small space and is convenient to install and connect into the existing sewage treatment system.
Drawings
FIG. 1 is a perspective view of a sewage particulate filtering structure according to the present invention;
FIG. 2 is a schematic structural view of a sewage particulate collecting and filtering structure according to the present invention;
FIG. 3 is a perspective view of a filter element of a sewage particulate concentration filtration structure according to the present invention;
FIG. 4 is a perspective view of a screen pipe with a sewage particulate concentration filtering structure according to the present invention;
FIG. 5 is a perspective view of the closed panel of the sewage particulate filtering structure of the present invention shown open;
FIG. 6 is a perspective view of a closed closure panel of a particulate filter media constructed according to the present invention, showing only the combination of the closure panel in a half open position when viewed from above;
FIG. 7 is a perspective view of the cleaning apparatus for particulate matters accumulated in sewage in accordance with embodiment 2 of the present invention.
In the attached drawings
Wherein the method comprises the following steps: the water filter comprises a water inlet pipe 1, a deposition filter pipe 2, an inner sleeve 3, a filter element 4, a water outlet pipe 5, a dust collection box 6, a vacuum pump 7, an exhaust pipe 8, a connecting sleeve 9, a connecting pipe 10, a sieve pipe 11, a closing plate 12, a filter hole 13, a water inlet groove 14, a torsion spring 15, a connecting shaft 16, an arc groove 17, an arc end 18 and a water outlet pipe 19.
The specific implementation mode is as follows:
example 1:
the invention relates to a sewage particulate matter gathering and filtering structure which is realized by a water inlet pipe 1, a deposition filter pipe 2, an inner sleeve 3, a filter element 4, a water outlet pipe 5, a dust collection box 6, a vacuum pump 7, an exhaust pipe 8, a connecting sleeve 9, a connecting pipe 10, a sieve pipe 11, a closing plate 12, a filter hole 13, a water inlet groove 14, a torsion spring 15, a connecting shaft 16, an arc groove 17 and an arc end 18, wherein the vacuum pump 7 is arranged at the bottom of the dust collection box 6, an air pipe on the vacuum pump 7 is arranged on the dust collection box 6 and communicated with the inside of the dust collection box 6, a blocking net is arranged at the end part of the air pipe of the vacuum pump 7, a slag inlet is arranged at one side of the dust collection box 6, one end of the exhaust pipe 8 is arranged at one side of the dust collection box 6 and communicated with the slag inlet correspondingly, the other end of the exhaust pipe 8 is bent upwards vertically, the bending position is in arc transition, one end of the connecting sleeve 9 is arranged at the other end of the exhaust pipe 8, the bottom end of a connecting pipe 10 is arranged in the other end of a connecting sleeve 9, the top end of the connecting pipe 10 vertically extends upwards, the bottom end of a deposition filter pipe 2 is sleeved at the top end of the connecting pipe 10, the diameter of the top end of the deposition filter pipe 2 is larger than that of the bottom end, an inner sleeve pipe 3 is arranged in the deposition filter pipe 2, the bottom end of the inner sleeve pipe 3 is connected with the inner wall of the deposition filter pipe 2, a buffer cavity is arranged between the inner sleeve pipe 3 and the deposition filter pipe 2, the top end of the inner sleeve pipe 3 is lower than the top end of the deposition filter pipe 2, a drain hole is formed in the outer wall of the deposition filter pipe 2 and is communicated with the buffer cavity, one end of a water outlet pipe 5 is arranged on the outer wall of the deposition filter pipe 2 and is correspondingly communicated with the drain hole, four closed plates 12 are arranged on the inner wall of the connecting sleeve 9 at equal angles, the closed plates 12 are hinged with the inner wall of the connecting sleeve 9 through a connecting shaft 16, a torsion spring 15 is sleeved on the connecting shaft 16, and an arc end 18 is arranged on the closed plate 12, the filter element comprises a closed plate 12, a sieve tube 11, a plurality of water inlet grooves 14, a plurality of filter holes 13, a filter element 4, an inner sleeve 3 and a filter core 4, wherein the closed plate 12 is provided with arc grooves 17 corresponding to arc ends 18 on adjacent closed plates 12, the sieve tube 11 is arranged in a connecting pipe 10, the top end of the sieve tube 11 is bent to the horizontal direction and is connected with the end surface of the top end of the connecting pipe 10, the bottom end of the sieve tube 11 extends downwards to the position close to the closed plate 12, the sieve tube 11 is provided with a plurality of water inlet grooves 14 at equal intervals, the bottom end of each water inlet groove 14 extends downwards to the end surface of the bottom end of the sieve tube 11, the top end of each water inlet groove 14 extends upwards to the half position of the sieve tube 11, the filter element 4 is arranged in the inner sleeve 3, the top of the filter element 4 is lower than the top of the inner sleeve 3, the bottom of the filter element 4 extends downwards to the sieve tube 11, the filter element 4 is provided with the plurality of filter holes 13, the filter holes 13 are inclined holes, and valves are respectively arranged on the water inlet pipe 1 and the water outlet pipe 5;
when the device is used, in an initial state, the four closed plates 12 are in a closed state under the action of the torsion spring 15, the arc ends 18 on the closed plates 12 are clamped into the arc grooves 17 on the adjacent closed plates 12, the exhaust pipe 8 is sealed, firstly, the water inlet pipe 1 and the water outlet pipe 5 are respectively connected into a sewage treatment system, sewage after primary solid garbage separation enters the connecting pipe 10 through the water inlet pipe 1 and then enters the sieve pipe 11 through the water inlet groove 14 on the sieve pipe 11, larger particles in the sewage are blocked and isolated between the connecting pipe 10 and the sieve pipe 11 by the water inlet groove 14, the sewage level entering the sieve pipe 11 gradually rises along with the continuously entering sewage, the sewage gradually enters the filter element 4 and continuously rises upwards through the filter holes 13 on the filter element 4, the filter holes 13 are inclined holes, and the particles and dust are gradually blocked by the inclined channels to deposit and fall when the sewage obliquely rises from the filter holes 13, when sewage rises and overflows the inner sleeve 3, the sewage flows into a buffer cavity between the sedimentation filter tube 2 and the inner sleeve 3 from the inner sleeve 3, the liquid level in the buffer cavity gradually rises, and when the liquid level reaches the height of the water outlet pipe 5, the sewage flows out of one side of the water outlet pipe 5 and enters a subsequent pipeline in the sewage treatment system;
when needs clear up filtration, close inlet tube 1 and outlet pipe 5, open vacuum pump 7, vacuum pump 7 is bled in to connecting pipe 10 through exhaust tube 8, when atmospheric pressure value reached the certain degree, torsion spring 15 on the closing plate 12's stress was overcome, 4 closing plate 12 are rotatory to be opened, the dust and the granule of bleeding in with the filter core 4 in the connecting pipe 10 that vacuum pump 7 formed are siphoned away, are inhaled and deposit in the dust collection box 6.
Example 2:
the difference between this example and example 1 is: a communicated drain pipe 19 is arranged on the connecting pipe 10, one end of the drain pipe 19 is bent downwards, and the bent position is in arc transition; when the dust collection box is used, when the interior of the filtering structure is cleaned, residual water can be contained in the connecting pipe 10, and the residual water in the connecting pipe 10 can be discharged through the drain pipe 19 to be prevented from being pumped into the dust collection box 6;
the design that the end part of the air pipe of the vacuum pump 7 is provided with a blocking net can prevent particle dust from being sucked into the vacuum pump 7 during air suction;
the design that the diameter of the top end of the deposition filter tube 2 is larger than that of the bottom end of the deposition filter tube enables a cache cavity to be formed between the deposition filter tube 2 and the inner sleeve 3, and filtered water is cached and drained;
the top height of the inner sleeve 3 is lower than that of the deposition filter tube 2, so that the water can flow into the cache cavity when the water level reaches the inner sleeve 3, and then can be deposited in the cache cavity for a period of time, and the filtering effect is improved;
the design that the top end of the sieve tube 11 is bent to be connected with the end face of the top end of the connecting tube 10 in the horizontal direction enables a buffer cavity to be formed between the sieve tube 11 and the connecting tube 10, so that the entering water can be initially buffered, and the water inlet groove 14 can conveniently block and isolate larger particles in the water between the connecting tube 10 and the sieve tube 11;
the design that the bottom end of the sieve tube 11 extends downwards to a position close to the closed plate 12 avoids overlarge gap between the bottom of the sieve tube 11 and the closed plate 12, so that water directly passes through the gap to influence the filtering effect;
the design that the top of the filter element 4 is lower than the top end of the inner sleeve 3 ensures that cleaner water filtered by the filter element 4 enters the cache cavity;
the filter holes 13 are designed to be inclined holes, and the inclined channels effectively block particles in the water in the flowing process of the water, so that the filtering effect is improved;
the sieve tube 11 is matched with the filter element 4, so that solid particles and dust in water can be isolated, and the pipeline is prevented from being blocked;
the vacuum pump 7 is matched with the exhaust pipe 8, so that isolated solid particles and dust can be pumped away for cleaning, and the interior of the dust collector is convenient to clean;
the closing plate 12 is matched with the vacuum pump 7, so that automatic opening and closing can be realized, and the use is more convenient;
after water passes through the sieve tube 11, the water passes through the design of the filter element 4, larger particles can be isolated through the sieve tube 11, and smaller particles and dust are blocked and precipitated through the filter element 4, so that the filtering effect is effectively improved;
the design that water flows into the cache cavity after passing through the filter element 4 can enable the water to stay in the cache cavity for a period of time, and further final sedimentation can be carried out in the period of time, so that the filtering effect is further improved;
solid particles and dust in the sewage are filtered and isolated through the matching of the sieve tube 11 and the filter element 4, and the isolated particles and dust can be pumped away through pumping to be cleaned.
While the above embodiments have been described for simplicity and clarity, only the differences from the other embodiments will be described, but those skilled in the art will recognize that the above embodiments are independent technical solutions.
Claims (10)
1. A sewage particulate matter gathers filtration, characterized by: the device comprises a water inlet pipe, a deposition filter pipe, an inner sleeve, a filter element, a water outlet pipe, a dust collection box, a vacuum pump, an exhaust pipe, a connecting sleeve, a connecting pipe, a sieve pipe, a closing plate, a filter hole, a water inlet groove, a torsion spring, a connecting shaft, an arc groove and an arc end, wherein the vacuum pump is arranged at the bottom of the dust collection box, an air pipe on the vacuum pump is arranged on the dust collection box and communicated with the inside of the dust collection box, a baffle net is arranged at the end part of the air pipe of the vacuum pump, a slag inlet hole is formed in one side of the dust collection box, one end of the exhaust pipe is arranged on one side of the dust collection box and correspondingly communicated with the slag inlet hole, one end of the connecting sleeve is sleeved on the other end of the exhaust pipe, the bottom end of the connecting pipe is arranged in the other end of the connecting sleeve, the top end of the connecting pipe vertically extends upwards, the bottom end of the deposition filter pipe is sleeved on the top end of the connecting pipe, the inner sleeve is arranged in the deposition filter pipe, the bottom of the inner sleeve is connected with the inner wall of the deposition filter pipe, a buffer cavity is arranged between the inner sleeve and the deposition filter pipe, the device comprises a sedimentation filter pipe, a connecting sleeve, a screen pipe, a plurality of water inlet grooves, a buffer cavity, a water outlet pipe, a torsion spring, a filter element and a filter element, wherein the outer wall of the sedimentation filter pipe is provided with a water outlet hole and communicated with the buffer cavity, one end of the water outlet pipe is arranged on the outer wall of the sedimentation filter pipe and correspondingly communicated with the water outlet hole, four closing plates are arranged on the inner wall of the connecting sleeve at equal angles, the closing plates are hinged with the inner wall of the connecting sleeve through connecting shafts, the connecting shafts are sleeved with the torsion spring, arc ends are arranged on the closing plates, arc grooves corresponding to the arc ends on the adjacent closing plates are arranged on the closing plates, the screen pipe is arranged in the connecting sleeve, the screen pipe is equidistantly provided with a plurality of water inlet grooves, the bottom ends of the water inlet grooves extend downwards to the end surface of the screen pipe, the filter element is arranged in the inner sleeve, and valves are respectively arranged on the water inlet pipe and the water outlet pipe.
2. The sewage particulate collecting and filtering structure according to claim 1, wherein a connected drain pipe is provided on said connecting pipe, one end of said drain pipe is bent downward, and the bent position is an arc transition.
3. The sewage particulate collecting and filtering structure according to claim 1, wherein the other end of said suction pipe is bent vertically upward, and the bent position is an arc transition.
4. The sewage particulate collecting and filtering structure of claim 1, wherein the diameter of the top end of the sedimentation filter pipe is larger than that of the bottom end of the sedimentation filter pipe, so that a buffer chamber can be formed between the sedimentation filter pipe and the inner sleeve pipe, and further filtered water can be buffered and drained.
5. The sewage particulate matter collecting and filtering structure according to claim 1, wherein the top of the inner sleeve is lower than the top of the sedimentation filter tube, and the sewage particulate matter can flow into the buffer chamber when the water level reaches the inner sleeve, and further can be deposited in the buffer chamber for a period of time, so that the filtering effect is improved.
6. The sewage particulate collecting and filtering structure of claim 1, wherein the top end of said screen pipe is bent in a horizontal direction to be connected to the end surface of the top end of the connecting pipe.
7. The sewage particulate concentrating and filtering structure of claim 6 wherein the bottom end of the screen extends downwardly to a position adjacent the closure plate.
8. The sewage particulate concentrating filter structure of claim 1 wherein the top of the filter element is lower than the top of the inner sleeve and the bottom of the filter element extends down into the screen.
9. The sewage particulate collecting and filtering structure of claim 8, wherein said filter element has a plurality of filter holes, said filter holes being inclined holes.
10. The sewage particulate collecting and filtering structure of claim 1, wherein the top end of the inlet tank extends up to a half position of the sieve tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910904213.XA CN110585776B (en) | 2019-09-24 | 2019-09-24 | Sewage particulate matter gathers filtration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910904213.XA CN110585776B (en) | 2019-09-24 | 2019-09-24 | Sewage particulate matter gathers filtration |
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| Publication Number | Publication Date |
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| CN110585776A CN110585776A (en) | 2019-12-20 |
| CN110585776B true CN110585776B (en) | 2022-01-18 |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2068012U (en) * | 1990-02-05 | 1990-12-26 | 大冶钢厂 | Negative pressure automatic ash discharging device |
| CN101053714A (en) * | 2006-04-16 | 2007-10-17 | 张玉华 | Hydrodynamic self-cleaning filter |
| WO2010035362A1 (en) * | 2008-09-25 | 2010-04-01 | メタウォーター株式会社 | Suction type filtering-condensing apparatus |
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