CN113830882B - Sedimentation tank structure for treating domestic garbage sewage - Google Patents
Sedimentation tank structure for treating domestic garbage sewage Download PDFInfo
- Publication number
- CN113830882B CN113830882B CN202111299845.1A CN202111299845A CN113830882B CN 113830882 B CN113830882 B CN 113830882B CN 202111299845 A CN202111299845 A CN 202111299845A CN 113830882 B CN113830882 B CN 113830882B
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- Prior art keywords
- sedimentation tank
- hammer
- crushing
- worm
- filter screen
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- 238000004062 sedimentation Methods 0.000 title claims abstract description 64
- 239000010865 sewage Substances 0.000 title claims abstract description 35
- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 238000000746 purification Methods 0.000 claims description 15
- 239000000945 filler Substances 0.000 claims description 12
- 239000010791 domestic waste Substances 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 241000251131 Sphyrna Species 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 239000010840 domestic wastewater Substances 0.000 claims 4
- 238000001914 filtration Methods 0.000 abstract description 16
- 239000013049 sediment Substances 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 230000000694 effects Effects 0.000 description 14
- 238000011282 treatment Methods 0.000 description 14
- 238000007599 discharging Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011221 initial treatment Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
Classifications
-
- 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
Abstract
The invention discloses a sedimentation tank structure for treating domestic garbage and sewage, which comprises a sedimentation tank with a conical inner bottom, wherein a drainage grating is arranged on the side wall of the sedimentation tank, the outer part of the drainage grating is connected with a filter screen through a first compression spring, a plurality of drainage plates are arranged in the drainage grating, the top of each drainage plate is connected with a worm wheel, a worm meshed with each worm wheel is arranged above each row Shui Geshan, and one end of each worm is connected with a stepping motor; the bottom of the sedimentation tank is connected with a guide plate through a third compression spring, and a crushing mechanism is arranged at the bottom of the guide plate; the sedimentation tank is rotationally connected with a driving rod, the driving rod is connected with a worm through a linkage mechanism, and a first vibrating hammer which is in running fit with the hammering filter screen cover and a second vibrating hammer which is in hammering guide plate are arranged on the driving rod. The invention has the characteristics of convenient cleaning of the filtering equipment and improved sediment discharge efficiency.
Description
Technical Field
The invention relates to a sewage treatment mechanism, in particular to a sedimentation tank structure for treating domestic garbage sewage.
Background
At present, a domestic sewage treatment system is arranged in a plurality of communities, and is communicated with each household through a plurality of pipelines, and then the domestic sewage is uniformly conveyed into a large treatment pool, and the generated domestic sewage is subjected to primary treatment after precipitation and filtration and then conveyed to a special treatment center for advanced treatment. In the prior art, a sedimentation tank for primarily treating community domestic sewage is usually used for discharging precipitated water flow after once filtration, a filter screen is arranged in the tank, so that the filter screen is troublesome to clean, substances blocked on the filter screen cannot be cleaned in time, after a long time, more substances are adhered to the filter screen, the filter effect is affected, water flow is blocked, sewage overflows, malodor is generated, environmental pollution and inconvenience of daily life of people are caused, and the water flow is discharged once, has large discharge amount and high speed, and also has a certain influence on subsequent water treatment; in addition, the existing sedimentation tank is generally not broken up, and a large amount of large-volume sediment influences the discharge efficiency. Therefore, the existing sedimentation tank structure in sewage treatment has the problems of inconvenient cleaning of the filtering equipment and low sediment discharge efficiency.
Disclosure of Invention
The invention aims to provide a sedimentation tank structure for treating domestic garbage and sewage. The invention has the characteristics of convenient cleaning of the filtering equipment and improved sediment discharge efficiency.
The technical scheme of the invention is as follows: the sedimentation tank structure for treating domestic garbage and sewage comprises a sedimentation tank with a conical inner bottom, wherein a drainage grating is arranged on the side wall of the sedimentation tank, a filter screen is connected to the side wall of the sedimentation tank through a first compression spring, the filter screen covers the outside of the drainage grating, a plurality of drainage plates are arranged in the drainage grating, the tops of the drainage plates are connected with worm wheels through rotating shafts, a worm meshed with each worm wheel is arranged above each row Shui Geshan, and one end of each worm is connected with a stepping motor; the bottom of the sedimentation tank is connected with a guide plate through a third compression spring, and a crushing mechanism is arranged at the bottom of the guide plate; the sedimentation tank is rotationally connected with a driving rod, the driving rod is connected with a worm through a linkage mechanism, and a first vibrating hammer which is in running fit with the hammering filter screen cover and a second vibrating hammer which is in hammering guide plate are arranged on the driving rod.
In the above-mentioned sedimentation tank structure for treating domestic waste sewage, the linkage mechanism comprises a driving roller rotatably connected in the wall of the sedimentation tank, the driving roller is connected with the worm through a synchronous belt A, and the driving roller is connected with the driving rod through a synchronous belt B.
In the above-mentioned sedimentation tank structure for treating domestic waste sewage, the side portion of the filtering net cover extends into the wall of the sedimentation tank and is movably connected with the wall, and a sealing member is arranged between the side portion of the filtering net cover and the wall of the sedimentation tank.
In the sedimentation tank structure for treating domestic garbage and sewage, the front side surface of the drainage plate is connected with a purification net frame through a second compression spring, and fixed fillers are arranged in the purification net frame.
In the foregoing sedimentation tank structure for treating domestic waste sewage, crushing mechanism is including setting up the fixing base in the bottom of guide plate, is equipped with driving motor in the fixing base, is connected with the driving gear on driving motor's the output shaft, and driving gear's bottom is equipped with first crushing tooth, and the bottom of fixing base is located driving gear's periphery and is equipped with crushing sword.
In the above-mentioned sedimentation tank structure for treating domestic waste sewage, a driven gear meshed with the driving gear is arranged at the periphery of the bottom of the fixed seat and a second crushing tooth is arranged at the bottom of the driven gear.
In the sedimentation tank structure for treating domestic garbage and sewage, the size of the crushing cutter is larger than that of the second crushing teeth, and the size of the second crushing teeth is larger than that of the first crushing teeth.
In the above-mentioned sedimentation tank structure for treating domestic waste sewage, the guide plate is in a shape with a high middle and a low periphery.
In the above-mentioned sedimentation tank structure for treating domestic waste sewage, the first and second rapping hammers each comprise a hammer rod connected with the driving rod, the outer end of the hammer rod is provided with a hammerhead, and the hammerhead hammering point of the second rapping hammer corresponds to the highest position of the guide plate.
In the sedimentation tank structure for treating domestic garbage sewage, the hammer rod is provided with the through hole.
Compared with the prior art, the invention has the advantages that the reciprocating and rotating drain plates are arranged in the sedimentation tank, and the drain grids are unfolded and closed back and forth, so that the settled clean water forms an intermittent drainage form, the water body can be more fully treated in the subsequent purification, and the convenience is provided for the subsequent sewage treatment; through first crushing tooth and cooperation pivoted second crushing tooth in the sedimentation tank bottom, smash the impurity of deposit in the bottom, smash the scope big, utilize centrifugal force to smash the impurity repeatedly, improve crushing effect greatly.
In addition, utilize first rapping hammer and second rapping hammer swing back and forth, hammer filtering screen panel and guide plate respectively, when first rapping hammer hammering filtering screen panel, filtering screen panel receives the vibration for the interception thing vibration that adheres to on the filter screen panel breaks away from, and is clean convenient, guarantees filtering screen panel's filtration performance, when the second rapping hammer hammering guide plate, crushing sword, second smash tooth and first crushing tooth move down, go deep into extrusion more, crushing impurity improves the crushing effect to the impurity, the impurity discharge of being convenient for.
Further, when the filter screen cover is compressed, the filter screen cover is extruded to the purification screen frame to drive the purification screen frame to vibrate, so that the treatment surface of the filler in the purification screen frame is changed, the use efficiency and the purification efficiency of the filler are improved, and meanwhile, some aged biological films on the filler can fall off from the filler, and the water treatment effect is improved.
Therefore, the invention has the characteristics of convenient cleaning of the filtering equipment and improved sediment discharge efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a connection structure of a filter screen to a drain grill;
FIG. 3 is a schematic view of a drain grill;
FIG. 4 is a schematic view of the structure of a purification frame;
fig. 5 is a schematic structural view of the pulverizing mechanism.
The marks in the drawings are: 1. a sedimentation tank; 11. a first compression spring; 12. filtering the net cover; 13. a seal; 2. a drainage grating; 21. a drain plate; 22. a second compression spring; 23. purifying the net frame; 24. fixing the filler; 25. a rotating shaft; 26. a worm wheel; 27. a worm; 271. a synchronous belt A; 272. a driving roller; 273. a synchronous belt B; 28. a stepping motor; 3. a third compression spring; 31. a deflector; 32. a fixing seat; 33. a driving motor; 34. a drive gear; 35. a first crushing tooth; 36. a crushing knife; 37. a driven gear; 38. a second crushing tooth; 4. a driving rod; 41. a first rapping hammer; 42. a second rapping hammer; 43. a hammer rod; 44. a hammer head; 45. and a through hole.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples
As shown in fig. 1-5, a sedimentation tank structure for treating domestic garbage and sewage comprises a sedimentation tank 1 with a conical inner bottom, wherein a drainage grating 2 is arranged on the side wall of the sedimentation tank 1, a filter screen 12 is further connected to the side wall of the sedimentation tank 1 through a first compression spring 11, the filter screen 12 covers the outside of the drainage grating 2, a plurality of drainage plates 21 are arranged in the drainage grating 2, worm gears 26 are connected to the tops of the drainage plates 21 through rotating shafts 25, a worm 27 meshed with each worm gear 26 is arranged above the drainage grating 2, and one end of each worm 27 is connected with a stepping motor 28; the bottom of the sedimentation tank 1 is connected with a guide plate 31 through a third compression spring 3, and a crushing mechanism is arranged at the bottom of the guide plate 31; the sedimentation tank 1 is rotatably connected with a driving rod 4, the driving rod 4 is connected with a worm 27 through a linkage mechanism, and the driving rod 4 is provided with a first vibrating hammer 41 which is in rotary fit with the hammering filter screen 12 and a second vibrating hammer 42 which is in hammering with the guide plate 31.
The linkage mechanism comprises a driving roller 272 rotatably connected in the wall of the sedimentation tank 1, the driving roller 272 is connected with the worm 27 through a synchronous belt A271, and the driving roller 272 is connected with the driving rod 4 through a synchronous belt B273. When the worm 27 rotates under the drive of the stepping motor 28, the driving roller 272 is driven to rotate by the synchronous belt A271, the driving roller 272 drives the driving rod 4 to rotate by the synchronous belt B273, and the specific synchronous belt driving structure belongs to the prior art, so that the description is omitted here.
The side part of the filter screen 12 extends into the wall of the sedimentation tank 1 and is movably connected with the wall, and a sealing piece 13 is arranged between the side part of the filter screen 12 and the wall of the sedimentation tank 1. The structure of the filter screen 12 filters the sewage comprehensively and prevents water from entering the wall of the sedimentation tank 1.
The front side of the drain plate 21 is connected with a purifying net frame 23 through a second compression spring 22, and a fixed filler 24 is arranged in the purifying net frame 23. A microbial film is formed on the fixed packing 24 to purify the sewage.
The crushing mechanism comprises a fixed seat 32 arranged at the bottom of the guide plate 31, a driving motor 33 is arranged in the fixed seat 32, a driving gear 34 is connected to an output shaft of the driving motor 33, first crushing teeth 35 are arranged at the bottom of the driving gear 34, and crushing cutters 36 are arranged at the periphery of the bottom of the fixed seat 32, which is positioned at the driving gear 34. Through the setting of crushing sword 36 for fixing base 32 when moving down under the effect of second rapping hammer 42, can break the bulky article earlier, then receive the crushing of first crushing tooth 35 again through the bulky impurity of crushing, lighten the crushing pressure of first crushing tooth 35, improve whole crushing efficiency.
The bottom of the fixed seat 32 is provided with a driven gear 37 meshed with the driving gear 34 at the periphery of the driving gear 34, and the bottom of the driven gear 37 is provided with a second crushing tooth 38. Utilize second crushing tooth 38 to cooperate first crushing tooth 35, enlarge crushing scope, and when second crushing tooth 38 is rotatory, owing to centrifugal force effect, can bring the impurity after smashing to first crushing tooth 35 and crushing sword 36 department, first crushing tooth 35 also can bring the impurity to second crushing tooth 38 and crushing sword 36 department owing to centrifugal force effect to make crushing sword 36, first crushing tooth 35 and second crushing tooth 38 cooperate and smash impurity round trip, smash evenly, abundant, the utilization ratio is high, avoid impurity local accumulation.
The size of the crushing blade 36 is larger than the size of the second crushing tooth 38, and the size of the second crushing tooth 38 is larger than the size of the first crushing tooth 35. The large-size crushing knife 36 firstly performs preliminary crushing on impurities under the action of the second vibrating hammer 42, then further crushes the impurities through the second crushing teeth 38, and finally the first crushing teeth 35 crush the impurities finely, so that the crushing effect is better.
The deflector 31 is in a shape with a middle part higher and a periphery lower. The structural arrangement of the baffle 31 facilitates the handling of the impurities falling into the crushing blade 36 and the first crushing tooth 35 and the second crushing tooth 38.
The first rapping hammer 41 and the second rapping hammer 42 both comprise a hammer rod 43 connected with the driving rod 4, the outer end of the hammer rod 43 is provided with a hammer head 44, and the hammering point of the hammer head 44 of the second rapping hammer 42 corresponds to the highest position of the deflector 31.
The hammer lever 43 is provided with a through hole 45. The through hole 45 provided in the hammer lever 43 can reduce resistance of water flow when the hammer lever 43 swings.
The bottom of the sedimentation tank 1 is provided with a sewage outlet, and the sewage outlet is provided with a valve.
The working process comprises the following steps: discharging sewage into a sedimentation tank 1, settling impurities in the sewage, enabling the impurities to fall into the bottom of the sedimentation tank after settling, filtering clear water on the upper layer by a filtering net cover 12, performing primary treatment by a biological film on a fixed filler 24 in a purifying net frame 23, and then discharging by a water discharge grid 2 for subsequent water treatment; the purification net frame 23 is connected with the drain board 21 through the second compression spring 22, so that the impact force of water flow can be relieved, and the drain board 21 is more stable in the unfolding process.
During drainage, the stepping motor 28 drives the worm 27 to rotate back and forth so as to drive the worm wheel 26 meshed with the worm 27 to rotate back and forth, so that the drainage plate 21 rotates back and forth, the drainage grating 2 is unfolded and closed, an intermittent drainage mode is formed, primary drainage amount is small, and therefore water can be more fully treated in subsequent purification, and treatment effect is improved;
in addition, the worm 27 is further connected with the driving rod 4 through a linkage mechanism, the worm 27 rotates back and forth and drives the driving rod 4 to swing back and forth, so that the first rapping hammer 41 and the second rapping hammer 42 are driven to swing back and forth, the first rapping hammer 41 and the second rapping hammer 42 are distributed on the driving rod 4 in a staggered mode, the filter screen 12 and the guide plate 31 are respectively subjected to staggered hammering in the swinging process, when the drain plate 21 is opened, the guide plate 31 is hammered by the second rapping hammer 42, and when the drain plate 21 is closed, the filter screen 12 is hammered by the first rapping hammer 41.
When the first vibrating hammer 41 blows the filter screen 12, the filter screen 12 is vibrated, so that intercepted objects attached to the filter screen 12 are vibrated to be separated, the filter screen 12 is clean and convenient, the filter performance of the filter screen 12 is guaranteed, meanwhile, the filter screen 12 is inwards compressed to the first compression spring 11 and is extruded to the purification screen frame 23 to drive the purification screen frame 23 to vibrate, the treatment surface of the filler in the purification screen frame 23 is changed, the biological film treatment efficiency is improved, and meanwhile, some aged biological films on the filler can fall off from the filler, so that the water treatment effect is improved;
the impurity that falls into the bottom of the pool is through the direction of guide plate 31, with crushing sword 36, second crushing tooth 38 and first crushing tooth 35 contact, crushing sword 36 is driven by the vibration of second rapping hammer 42 and the rebound effect of third compression spring 3 reciprocates, preliminary crushing is carried out to the impurity, simultaneously driving motor 33 drives first crushing tooth 35 round and rotates, and utilize driving gear 34's meshing effect, drive peripheral passive gear 37 rotation, thereby drive second crushing tooth 38 rotation, make the impurity that is handled through crushing sword 36 pass through second crushing tooth 38 further and smash, last first crushing tooth 35 fine crushing, and the effect of beating the effect of hammer 42 and centrifugal force is beaten repeatedly to the impurity down, crushing effect is better, be convenient for impurity discharge.
Claims (9)
1. A sedimentation tank structure for handling domestic waste sewage, its characterized in that: the sedimentation tank comprises a sedimentation tank (1) with a conical inner bottom, wherein a drainage grid (2) is arranged on the side wall of the sedimentation tank (1), a filter screen (12) is further connected to the side wall of the sedimentation tank (1) through a first compression spring (11), the filter screen (12) covers the outside of the drainage grid (2), a plurality of drainage plates (21) are arranged in the drainage grid (2), a purification screen frame (23) is connected to the front side surface of the drainage plates (21) through a second compression spring (22), and fixed fillers (24) are arranged in the purification screen frame (23); the top of the drain board (21) is connected with worm wheels (26) through rotating shafts (25), a worm (27) meshed with each worm wheel (26) is arranged above the drain grid (2), and one end of each worm (27) is connected with a stepping motor (28); the bottom of the sedimentation tank (1) is connected with a guide plate (31) through a third compression spring (3), and a crushing mechanism is arranged at the bottom of the guide plate (31); the sedimentation tank (1) is rotationally connected with a driving rod (4), the driving rod (4) is connected with a worm (27) through a linkage mechanism, and the driving rod (4) is provided with a first vibrating hammer (41) which is in rotary fit with the hammering filter screen (12) and a second vibrating hammer (42) which is in hammering with the guide plate (31); when the drain plate (21) opens the opening of the drain grid (2), the second rapping hammer (42) hammers the guide plate (31), and when the drain plate (21) closes the opening of the drain grid (2), the first rapping hammer (41) hammers the filter screen cover (12).
2. A sedimentation tank structure for treating domestic waste sewage according to claim 1, characterized in that: the linkage mechanism comprises a driving roller (272) rotatably connected in the wall of the sedimentation tank (1), the driving roller (272) is connected with the worm (27) through a synchronous belt A (271), and the driving roller (272) is connected with the driving rod (4) through a synchronous belt B (273).
3. A sedimentation tank structure for treating domestic waste sewage according to claim 1, characterized in that: the side part of the filter screen (12) stretches into the wall of the sedimentation tank (1) and is movably connected with the wall, and a sealing piece (13) is arranged between the side part of the filter screen (12) and the wall of the sedimentation tank (1).
4. A sedimentation tank structure for treating domestic waste sewage according to claim 1, characterized in that: the crushing mechanism comprises a fixed seat (32) arranged at the bottom of the guide plate (31), a driving motor (33) is arranged in the fixed seat (32), a driving gear (34) is connected to an output shaft of the driving motor (33), first crushing teeth (35) are arranged at the bottom of the driving gear (34), and crushing cutters (36) are arranged on the periphery of the bottom of the fixed seat (32) located at the driving gear (34).
5. A sedimentation tank structure for treating domestic waste water as claimed in claim 4, characterized in that: the bottom of fixing base (32) is located the periphery of driving gear (34) and is equipped with driven gear (37) that meshes with driving gear (34), and the bottom of driven gear (37) is equipped with second crushing tooth (38).
6. A sedimentation tank structure for treating domestic waste water as claimed in claim 5, characterized in that: the size of the crushing cutter (36) is larger than the size of the second crushing teeth (38), and the size of the second crushing teeth (38) is larger than the size of the first crushing teeth (35).
7. A sedimentation tank structure for treating domestic waste sewage according to claim 1, characterized in that: the guide plate (31) is in a shape with a middle part higher and a periphery lower.
8. A sedimentation tank structure for treating domestic waste water as claimed in claim 7, characterized in that: the first vibrating hammer (41) and the second vibrating hammer (42) comprise hammer rods (43) connected with the driving rod (4), hammer heads (44) are arranged at the outer ends of the hammer rods (43), and hammering points of the hammer heads (44) of the second vibrating hammer (42) correspond to the highest positions of the guide plates (31).
9. A sedimentation tank structure for treating domestic waste water according to claim 8, characterized in that: the hammer rod (43) is provided with a through hole (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111299845.1A CN113830882B (en) | 2021-11-04 | 2021-11-04 | Sedimentation tank structure for treating domestic garbage sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111299845.1A CN113830882B (en) | 2021-11-04 | 2021-11-04 | Sedimentation tank structure for treating domestic garbage sewage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113830882A CN113830882A (en) | 2021-12-24 |
| CN113830882B true CN113830882B (en) | 2023-10-31 |
Family
ID=78967206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111299845.1A Active CN113830882B (en) | 2021-11-04 | 2021-11-04 | Sedimentation tank structure for treating domestic garbage sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113830882B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2114241A1 (en) * | 1994-01-25 | 1995-07-26 | Chin-Ching Yen | Garbage Disposal System |
| CN203079738U (en) * | 2012-12-18 | 2013-07-24 | 安徽丰原淮海制药有限公司 | Biological contact oxidation tank |
| CN104129884A (en) * | 2014-06-26 | 2014-11-05 | 河海大学常州校区 | Intermittent ecological purification pool suitable for farmland drainage ditch |
| CN105198172A (en) * | 2015-10-30 | 2015-12-30 | 山东航凯船舶科技有限公司 | Horizontal internal filtering type domestic sewage treatment device for ships |
| CN210935134U (en) * | 2019-10-25 | 2020-07-07 | 安徽省华银茶油有限公司 | Broken hammering machine of tea cake dregs of rice |
| CN211999021U (en) * | 2020-04-16 | 2020-11-24 | 安徽川鼎水处理设备有限公司 | High-efficiency aerobic biological aeration tank |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2671983B1 (en) * | 1991-01-25 | 1993-06-04 | Martinez Mugica Fernando | SYSTEM FOR FILTERING LIQUIDS WITH SUSPENSION PARTICLES. |
-
2021
- 2021-11-04 CN CN202111299845.1A patent/CN113830882B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2114241A1 (en) * | 1994-01-25 | 1995-07-26 | Chin-Ching Yen | Garbage Disposal System |
| CN203079738U (en) * | 2012-12-18 | 2013-07-24 | 安徽丰原淮海制药有限公司 | Biological contact oxidation tank |
| CN104129884A (en) * | 2014-06-26 | 2014-11-05 | 河海大学常州校区 | Intermittent ecological purification pool suitable for farmland drainage ditch |
| CN105198172A (en) * | 2015-10-30 | 2015-12-30 | 山东航凯船舶科技有限公司 | Horizontal internal filtering type domestic sewage treatment device for ships |
| CN210935134U (en) * | 2019-10-25 | 2020-07-07 | 安徽省华银茶油有限公司 | Broken hammering machine of tea cake dregs of rice |
| CN211999021U (en) * | 2020-04-16 | 2020-11-24 | 安徽川鼎水处理设备有限公司 | High-efficiency aerobic biological aeration tank |
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| CN113830882A (en) | 2021-12-24 |
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