CN111249786B - Unpowered self-cleaning sewage residue filtering device - Google Patents
Unpowered self-cleaning sewage residue filtering device Download PDFInfo
- Publication number
- CN111249786B CN111249786B CN202010239205.0A CN202010239205A CN111249786B CN 111249786 B CN111249786 B CN 111249786B CN 202010239205 A CN202010239205 A CN 202010239205A CN 111249786 B CN111249786 B CN 111249786B
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- filter
- collecting tank
- water collecting
- box body
- rotating shaft
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- 239000010865 sewage Substances 0.000 title claims abstract description 28
- 238000001914 filtration Methods 0.000 title claims abstract description 24
- 238000004140 cleaning Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000005192 partition Methods 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 7
- 230000007306 turnover Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 8
- 239000012535 impurity Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000126 substance 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
- B01D29/11—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 bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
-
- 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
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers 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
- B01D29/62—Regenerating the filter material in the filter
- B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter 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
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to an unpowered self-cleaning sewage residue filtering device, which effectively solves the problems that a filter screen is not cleaned timely and needs electric power; the technical scheme for solving the problem is that the device comprises a box body, wherein a filter is arranged in the box body, and a conveyor belt penetrating through the box body is arranged below the filter; the upper end of the box body is provided with a water inlet positioned above the filter, a pipeline is arranged in the cylinder, a vertical flow dividing pipe is fixed on the pipeline, and a water collecting tank which can move up and down and reset upwards is arranged below the flow dividing pipe; a siphon is arranged in the water collecting tank, a vertical rack is fixed at the bottom of the water collecting tank, a rotating shaft is fixed below the water collecting tank, a gear meshed with the rack is arranged on the rotating shaft, the water collecting tank descends, and the rotating shaft rotates slowly and anticlockwise to drive the conveyor belt to rotate anticlockwise in a one-way mode; the water collecting tank is lifted and reset, the rotating shaft rotates clockwise rapidly to drive the filter to rotate ninety degrees anticlockwise, and the uppermost filter screen is kept in a horizontal state.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to an unpowered self-cleaning sewage residue filtering device.
Background
When sewage is filtered, a large amount of suspended substances in the sewage need to be removed by using the filter screen plate, but impurities can be accumulated on the screen plate when the sewage is filtered, so that the filter screen plate is pressed and blocked, the water yield of the filter screen plate can be reduced, and the filtering efficiency can be reduced.
The existing chain conveyor belt which is inclined is mostly adopted to filter and discharge the impurities, but the filtering effect is limited; small particles can not be filtered and directly pass through the chain; the sundries with large volume can not be taken away in time, and a large amount of sundries can be gathered at the front side of the filtering device; meanwhile, other various filtering devices are provided, and the filtering effect is influenced due to the fact that the filter screen cannot be replaced in time and the like; meanwhile, devices on the market at present need to be driven by electric power, so that conveying of sundries or cleaning of a filter screen are achieved, cost is increased, and the device is not environment-friendly enough. There is therefore a need to address this problem.
Disclosure of Invention
Aiming at the situation, in order to solve the problems in the prior art, the invention aims to provide the unpowered self-cleaning sewage residue filtering device which can effectively solve the problems of untimely cleaning of a filter screen, poor filtering effect, requirement of additional electric drive and the like.
The technical scheme for solving the problem is that the device comprises a fixed box body, wherein a filter is arranged in the box body, and a conveyor belt penetrating through the box body is arranged below the filter; the filter comprises a front disc and a rear disc which are coaxially arranged, and four radial clapboards are uniformly distributed on the circumference between the front disc and the rear disc; a filter screen is arranged between two adjacent partition plates, and one end of the filter screen is hinged; the filter can only rotate anticlockwise, and the filter screen can turn over around a hinge point after the filter rotates; the upper end of the box body is provided with a water inlet positioned above the filter, and the water inlet is inclined rightwards;
a pipeline which is fixedly arranged in the front-back direction penetrates through the cylinder, the upper end of the pipeline is open, and the front end of the pipeline is blocked and the rear end is open; a vertical flow dividing pipe is fixed on the pipeline, and a water collecting tank which can move up and down and reset upwards is arranged below the flow dividing pipe; a siphon is arranged in the water collecting tank, a vertical rack is fixed at the bottom of the water collecting tank, a rotating shaft is fixed below the water collecting tank, a gear meshed with the rack is arranged on the rotating shaft, the water collecting tank descends, and the rotating shaft rotates slowly and anticlockwise to drive the conveyor belt to rotate anticlockwise in a one-way mode; the header tank rises and resets, and the quick clockwise rotation of pivot can one-way drive filter anticlockwise rotation ninety degrees, and the filter screen of the top keeps the horizontality this moment.
The invention improves the speed and quality of sewage filtration, simplifies the operation and saves the power.
Drawings
FIG. 1 is a front sectional view of the present invention.
Fig. 2 is a right side sectional view of the present invention (filter not cut).
Fig. 3 is a rear view of the case of the present invention.
Fig. 4 is a partial enlarged view of the invention at a in fig. 1.
Fig. 5 is a perspective view of the duct and filter.
Fig. 6 is a schematic view of the rack and guide rod mating.
Detailed Description
The following describes in further detail embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 6, the invention comprises a fixed box body 1, a filter 2 is arranged in the box body 1, and a conveyor belt 4 penetrating through the box body 1 is arranged below the filter 2; the filter 2 comprises a front disc 201 and a rear disc 201 which are coaxially arranged, and four radial clapboards 202 are uniformly distributed between the front disc 201 and the rear disc 201 in the circumferential direction; a filter screen 203 is arranged between two adjacent partition plates 202, and one end of the filter screen 203 is hinged; the filter 2 can only rotate anticlockwise, and the filter screen 203 can turn over around the hinge point after the filter 2 rotates; the upper end of the box body 1 is provided with a water inlet 3 positioned above the filter 2, and the water inlet 3 is inclined rightwards;
a pipeline 5 which is fixedly arranged in the front-back direction penetrates through the cylinder 16, the upper end of the pipeline 5 is open, and the front end of the pipeline 5 is blocked and the rear end is open; a vertical shunt pipe 6 is fixed on the pipeline 5, and a water collecting tank 7 which can move up and down and reset upwards is arranged below the shunt pipe 6; a siphon 8 is arranged in the water collecting tank 7, a vertical rack 9 is fixed at the bottom of the water collecting tank 7, a rotating shaft 10 is fixed below the water collecting tank 7, a gear meshed with the rack 9 is arranged on the rotating shaft 10, the water collecting tank 7 descends, and the rotating shaft 10 rotates slowly and anticlockwise to drive the conveyor belt 4 to rotate anticlockwise in one way; the water collecting tank 7 is lifted and reset, the rotating shaft 10 rotates clockwise rapidly to drive the filter 2 to rotate ninety degrees anticlockwise, and the uppermost filter screen 203 is kept horizontal.
In order to realize the control of the rotation interval of the filter 2, a water baffle 12 capable of moving back and forth is inserted on the shunt pipe 6, and the water flow of the shunt pipe 6 can be adjusted after the baffle is moved.
In order to enable the matching of the rack 9 and the gear to be more stable, the rack 9 is in a sleeve shape, teeth of the rack 9 are arranged on the outer edge surface of the sleeve shape, a guide rod 13 is inserted into the rack 9, and the lower end of the guide rod 13 is fixed on the ground.
In order to realize that the rotating shaft 10 rotates positively to drive the conveying belt 4 to rotate, the rotating shaft 10 is sleeved with a first one-way wheel 14, and the first one-way wheel 14 drives the conveying belt 4 to rotate through a belt and a belt pulley.
In order to better convey sundries and shake the filter screen 203, the surface of the conveyor belt 4 is provided with a vertical barrier strip 15, and when the filter screen 203 rotates to be vertically downward, the barrier strip 15 can be contacted with the filter screen 203.
In order to realize the installation of the filter 2, a front cylinder 16 and a rear cylinder 16 penetrate through the box body 1, the inner end of each cylinder 16 is fixed with the disc 201, and the outer end of each cylinder 16 is arranged on the outer side of the box body 1; a gear ring 17 is sleeved on the cylinder 16 positioned at the rear side, and four pinions 18 meshed with the gear ring 17 are uniformly distributed on the rear side surface of the box body 1; one of the pinions 18 has a one-way clutch 19 mounted therein so that the pinion 18 can rotate only clockwise; a plurality of support wheels 20 are mounted on the front side of the case 1 to be engaged with the front cylinder 16.
In order to realize the clockwise rotation of the rotating shaft 10, the filter 2 can be driven to rotate ninety degrees anticlockwise, a second one-way wheel 21 is installed on the rotating shaft 10, and the second one-way wheel 21 and one pinion 18 among the plurality of pinions 18 are linked through a belt and a belt pulley; the water collecting tank 7 moves by a stroke from bottom to top, and the pinion 18 can drive the gear ring 17 to rotate ninety degrees.
In order to realize the installation and the reset of the water collecting tank 7, a plurality of spring telescopic rods 22 are installed at the bottom of the water collecting tank 7, one end of each spring telescopic rod 22 is fixed with the bottom of the water collecting tank 7, and the other end of each telescopic rod is fixed on the ground.
In order to ensure better filtration of the sewage, the disc 201 is in clearance fit with the side wall of the box body 1.
When the device is used, the position of the device is needed to be arranged firstly, and the device is arranged at a low position, such as a position between floors of a sewage treatment plant, because the dead weight of water is utilized, so that sewage is filtered by the device and flows into the next layer; or according to the situation on site, the water level difference is reasonably utilized, so that the device is arranged at a low position to be convenient for receiving sewage flow.
After the installation site is selected, the device may be secured, the secured device being as shown in fig. 1 and 2. Then the sewage can enter through the water inlet 3 above the box body 1.
In an initial state, the whole state is as shown in fig. 1, at this time, four partition plates 202 are provided, the water inlet 3 is located between the two partition plates 202, the uppermost filter screen 203 is in a horizontal state, at this time, the left end of the filter screen 203 is hinged, and the right end is placed on the right partition plate 202; and the water inlet 3 is inclined towards the right side, so that the whole filter 2 has a tendency of clockwise rotation under the impact of water flow, but because one of the pinions 18 is internally provided with a one-way clutch 19 which can only rotate clockwise in one direction; the ring gear 17 can therefore only be rotated anticlockwise, and under the impact of the water flow and the cooperation of the one-way clutch 19, the entire filter 2 can now be held stable against rotation.
The sewage can be filtered by the uppermost screen 203 of the filter 2 after falling from the water inlet 3, and the impurities can remain between the two partition plates 202, i.e. on the upper end surface of the screen 203, and the filtered sewage can flow down from the screen 203 to the inside of the pipe 5 and then flow backwards along the pipe 5.
Because the pipeline 5 is provided with the vertical shunt tubes 6, the sewage part flows away through the pipeline 5 and enters the next process; another part of the sewage flows into the water collecting tank 7 from the flow dividing pipe 6; a siphon pipe 8 is arranged in the water collecting tank 7, and water in the water collecting tank 7 cannot flow away at the U-shaped position where the water level does not exceed the siphon pipe 8; therefore, the weight of the water collecting tank 7 is heavier and heavier, the spring telescopic rod 22 below the water collecting tank 7 is compressed, and when the water collecting tank 7 descends, the rack 9 is driven to descend, so that the rack 9 drives the gear to rotate anticlockwise, and the rotating shaft 10 is further driven to rotate anticlockwise.
Because the rotating shaft 10 is provided with the first one-way wheel 14 and the second one-way wheel 21, when the rotating shaft 10 is anticlockwise, the first one-way wheel 14 can rotate, and the belt pulley drive the transmission belt to rotate anticlockwise, so that the transmission belt 4 can move slowly; after the conveyor belt 4 moves, sundries on the conveyor belt 4 can be conveyed to a uniform place for accumulation or batch transfer; in the process, since the right end of the lowermost filter screen 203 in the filtering process is in a hinged state, the lowermost filter screen 203 can swing to be in a vertical state; meanwhile, the barrier strips 15 are arranged on the conveyor belt 4, so that the lowermost filter screen 203 can be stirred by the barrier strips 15, the filter screen 203 is stirred ceaselessly, small particles attached to the filter screen 203 or objects easily attached to the filter screen can be cleaned quickly, and the small particles fall onto the conveyor belt 4.
The position of the water collecting tank 7 is lower and lower along with the increase of the water level, when the water level is increased to be higher than the U shape of the siphon pipe 8, the water in the water collecting tank 7 is quickly discharged by the siphon pipe 8 due to the siphon effect, a little water is left in the water collecting tank 7, and the siphon effect is stopped after the siphon pipe 8 cannot suck the water; when water in the water collecting tank 7 is emptied, the water collecting tank 7 can be quickly reset upwards under the action of the spring telescopic rod 22, and the rotating shaft 10 is driven to quickly rotate clockwise through the cooperation of the gear and the rack 9; after the rotating shaft 10 rotates anticlockwise, the second one-way wheel 21 can drive the pinion 18 to rotate clockwise through the belt and the belt pulley, and then the pinion 18 can drive the gear ring 17 to rotate anticlockwise; thereby rotating the entire filter 2 ninety degrees.
When the filter 2 rotates ninety degrees, the filter screen 203 on the right side moves to the top; the filter net 203 which is originally positioned at the top rotates to the left side and inclines; while allowing debris above the screen 203 to fall onto the conveyor belt 4. Then is conveyed away by a conveyor belt 4; when the filter 2 rotates ninety degrees, the water collecting tank 7 does not rise; the entire filter 2 is restored to the original state again and remains stable.
Along with the rotation of the gap of the filter 2, the impurities which are originally positioned above the filter 2 can be separated from the filter 2, and after the filter 2 is turned over, the impurities are separated from the filter 2, so that the cleanness of the filter 2 is kept; meanwhile, the clean area of the filter screen 203 after deslagging rotates to the upper part again for filtering operation.
When the impurities in the sewage are more, the rotating interval of the filter 2 can be properly adjusted fast, and the specific mode is that the water flow of the flow dividing pipe 6 is increased by pulling the water baffle 12, so that the water collecting speed of the water collecting tank 7 is increased, the reciprocating up-and-down movement frequency of the water collecting tank 7 is improved, and the rotating speed of the conveyor belt 4 can be improved; ensures that sundries can be quickly cleaned. Correspondingly, when the content of impurities is low, the water flow speed of the shunt pipe 6 can be reduced, so that the rotation period of the filter 2 is shortened, and the mechanical wear and the aging speed of parts are reduced.
The device realizes the transmission of the conveyor belt 4 on one hand and the rotation of the control pinion 18 on the other hand by utilizing the up-and-down reciprocating movement of the water collecting tank 7, thereby indirectly controlling the rotation and the stop of the filter 2. The conveying of the conveyor belt 4 and the disposal of the sundries are completed by directly utilizing the gravity of the water without additional power.
This device can pivoted filter 2 through setting up, sets up a plurality of baffles 202 in filter 2's inside, plays the effect of segmentation region, and wherein the outlet slope is arranged, can make rivers strike baffle 202 on right side, makes filter 2 have the pivoted trend always to guaranteed filter 2 stability at whole in-process, can not take place independently to rotate, guaranteed filter 2 and water inlet 3's corresponding relation.
The filter screen 203 capable of swinging is arranged in the device, so that slag can be discharged when the filter screen 203 rotates to the right side and below, and meanwhile, the filter screen 203 can be stirred by the barrier strips 15 on the conveyor belt 4, so that sundries can be better separated from the filter screen 203; meanwhile, when the filter screen 203 rotates to the upper side from the bottom, the filter screen can reset automatically to perform a filtering effect, the whole process is completed automatically, the filtering effect is good, and the filter screen 203 is cleaned thoroughly.
This device sets up shunt tubes 6 and breakwater 12 can make things convenient for quick regulation shunt tubes 6 rivers to play the frequency of adjusting water tank 7 reciprocating motion, directly influenced the time interval of debris clearance, adaptation and the sewage that contains the debris volume difference.
The invention has the advantages of convenient operation, ingenious structure, low cost, convenient manufacture, safety and effectiveness, greatly improves the speed and the quality of sewage filtration, simplifies the operation, saves the power and realizes the unattended automatic work.
Claims (6)
1. An unpowered self-cleaning sewage residue filtering device comprises a fixed box body (1), and is characterized in that a filter (2) is arranged in the box body (1), and a conveyor belt (4) penetrating through the box body (1) is arranged below the filter (2); the filter (2) comprises a front disc (201) and a rear disc (201) which are coaxially arranged, and four radial partition plates (202) are uniformly distributed on the circumference between the front disc (201) and the rear disc (201); a filter screen (203) is arranged between two adjacent partition plates (202), and one end of the filter screen (203) is hinged; the filter (2) can only rotate anticlockwise, and the filter screen (203) can turn over around a hinge point after the filter (2) rotates; the upper end of the box body (1) is provided with a water inlet (3) positioned above the filter (2), and the water inlet (3) is inclined rightwards;
a front cylinder (16) and a rear cylinder (16) penetrate through the box body (1), the inner end of each cylinder (16) is fixed with the disc (201), and the outer end of each cylinder is arranged on the outer side of the box body (1); a gear ring (17) is sleeved on the cylinder (16) positioned at the rear side, and four pinions (18) meshed with the gear ring (17) are uniformly distributed on the rear side surface of the box body (1); one of the pinions (18) is internally provided with a one-way clutch (19) so that the pinion (18) can only rotate clockwise; a plurality of supporting wheels (20) matched with the front cylinder (16) are arranged on the front side surface of the box body (1);
a pipeline (5) which is arranged in a fixed manner in the front-back direction penetrates through the cylinder (16), the upper end of the pipeline (5) is open, and the front end of the pipeline (5) is blocked and the rear end is open; a vertical shunt pipe (6) is fixed on the pipeline (5), and a water collecting tank (7) which can move up and down and reset upwards is arranged below the shunt pipe (6); a siphon (8) is arranged in the water collecting tank (7), a vertical rack (9) is fixed at the bottom of the water collecting tank (7), a rotating shaft (10) is fixed below the water collecting tank (7), a gear meshed with the rack (9) is arranged on the rotating shaft (10), the water collecting tank (7) descends, and the rotating shaft (10) rotates slowly and anticlockwise to drive the conveyor belt (4) to rotate anticlockwise in a one-way mode; the water collecting tank (7) is lifted and reset, the rotating shaft (10) rotates clockwise rapidly to drive the filter (2) to rotate ninety degrees anticlockwise, and the uppermost filter screen (203) is kept horizontal;
the water baffle (12) capable of moving back and forth is inserted on the shunt pipe (6), and the water flow of the shunt pipe (6) can be adjusted after the water baffle is moved.
2. The unpowered self-cleaning sewage residue filtering device according to claim 1, wherein the rack (9) is sleeve-shaped, teeth of the rack (9) are arranged on the outer edge surface of the sleeve shape, a guide rod (13) is inserted into the rack (9), and the lower end of the guide rod (13) is fixed on the ground.
3. The unpowered self-cleaning sewage residue filtering device according to claim 1, wherein the rotating shaft (10) is sleeved with a first one-way wheel (14), and the first one-way wheel (14) drives the conveying belt (4) to rotate through a belt and a belt pulley.
4. The unpowered self-cleaning sewage residue filtering device according to claim 1, wherein a vertical barrier strip (15) is arranged on the surface of the conveyor belt (4), and when the filter screen (203) rotates to be vertically downward, the barrier strip (15) can be in contact with the filter screen (203).
5. The unpowered self-cleaning sewage residue filtering device according to claim 1, wherein a second one-way wheel (21) is mounted on the rotating shaft (10), and the second one-way wheel (21) and one of the pinions (18) among the plurality of pinions (18) are linked through a belt and a belt pulley; the water collecting tank (7) moves one stroke from bottom to top, and the pinion (18) can drive the gear ring (17) to rotate ninety degrees.
6. The unpowered self-cleaning sewage residue filtering device according to claim 1, wherein a plurality of spring telescopic rods (23) are mounted at the bottom of the water collecting tank (7), one end of each spring telescopic rod (23) is fixed with the bottom of the water collecting tank (7), and the other end of each telescopic rod is fixed on the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010239205.0A CN111249786B (en) | 2020-03-30 | 2020-03-30 | Unpowered self-cleaning sewage residue filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010239205.0A CN111249786B (en) | 2020-03-30 | 2020-03-30 | Unpowered self-cleaning sewage residue filtering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111249786A CN111249786A (en) | 2020-06-09 |
| CN111249786B true CN111249786B (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010239205.0A Active CN111249786B (en) | 2020-03-30 | 2020-03-30 | Unpowered self-cleaning sewage residue filtering device |
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| CN (1) | CN111249786B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111747509B (en) * | 2020-06-12 | 2022-10-28 | 广州市天河区林和粤财技术服务中心 | Automatic clear up sewage treatment plant of active biological charcoal |
| CN112386994B (en) * | 2020-11-30 | 2022-04-19 | 中交未名环保有限公司 | Sewage filtering device |
| CN112386992B (en) * | 2020-11-30 | 2022-02-18 | 安徽宝绿光电工程有限公司 | Simple anti-blocking sewage filtering device |
| CN112386993B (en) * | 2020-11-30 | 2022-03-15 | 齐盛鑫环境技术(山东)有限公司 | Automatically cleaning sewage filter equipment |
| CN112982717A (en) * | 2021-04-29 | 2021-06-18 | 湖北惠森网络科技有限公司 | Assembled outer wall waterproof construction |
| CN113830927B (en) * | 2021-10-18 | 2023-04-07 | 合肥市正捷智能科技有限公司 | Sewage treatment system |
| CN115212638A (en) * | 2022-08-19 | 2022-10-21 | 李梦阳 | Flocculating constituent filter device in sewage sedimentation |
| CN116510383B (en) * | 2023-05-05 | 2023-09-26 | 广州极效能源科技有限公司 | Circulating oil filtering equipment with filtering medium and automatic cleaning function |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114226239A (en) * | 2017-06-06 | 2022-03-25 | 德里克公司 | Method and device for screening |
| CN107961572A (en) * | 2017-11-28 | 2018-04-27 | 重庆市乐珐机电有限责任公司 | Cutting fluid filter plant |
| CN207769560U (en) * | 2017-12-12 | 2018-08-28 | 四川宇科思通环保科技有限公司 | The ultrafiltration apparatus of high-efficient purification sewage |
| CN207899099U (en) * | 2018-01-06 | 2018-09-25 | 广东聚晟建设工程有限公司 | River sewage processing unit |
| CN108096912B (en) * | 2018-01-30 | 2019-12-06 | 中再生徐州资源再生开发有限公司 | sewage debris filtration equipment |
| CN109173369B (en) * | 2018-09-05 | 2020-12-15 | 灵璧县浩翔信息科技有限公司 | Sewage treatment drainage pipe sleeve |
| CN110685322B (en) * | 2019-10-22 | 2021-05-18 | 宁夏信德巨业工程有限公司 | Farmland water transfer device that hydraulic engineering used |
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