CN114534353A - Rotary drum type micro-filter - Google Patents
Rotary drum type micro-filter Download PDFInfo
- Publication number
- CN114534353A CN114534353A CN202210103804.9A CN202210103804A CN114534353A CN 114534353 A CN114534353 A CN 114534353A CN 202210103804 A CN202210103804 A CN 202210103804A CN 114534353 A CN114534353 A CN 114534353A
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- Prior art keywords
- rotary drum
- drum
- water
- periphery
- microfilter
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 99
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000011001 backwashing Methods 0.000 claims abstract description 17
- 238000001471 micro-filtration Methods 0.000 claims abstract description 5
- 239000010865 sewage Substances 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 17
- 239000007921 spray Substances 0.000 claims description 9
- 239000008213 purified water Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000009360 aquaculture Methods 0.000 abstract description 5
- 244000144974 aquaculture Species 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/067—Construction of the filtering drums, e.g. mounting or sealing arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/11—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention belongs to the technical field of aquaculture, and particularly discloses a drum type microfiltration machine which comprises a water tank, a rotary drum driving mechanism and a back washing mechanism, wherein the periphery of the rotary drum is composed of a plurality of circular support sheets which are equidistantly arranged along the axial direction of the rotary drum and a plurality of straight support sheets which are equidistantly arranged along the circumferential direction of the rotary drum, a plurality of slots are formed in the periphery of each circular support sheet at equal intervals, the intersection point of the intersecting center lines of any two slots is the center of the circular support sheet, the thickness of each straight support sheet is matched with the slot width of each slot, and the width of each straight support sheet is matched with the slot depth of each slot. By adopting the invention, the contact area between the periphery of the rotary drum and the filter screen can be greatly reduced, the water passing capacity of the rotary drum and the utilization rate of the filter screen are improved, the contact part of dirt clamped between the periphery of the rotary drum and the filter screen is also reduced, and the backwashing is convenient.
Description
Technical Field
The invention belongs to the technical field of aquaculture, and particularly relates to a rotary drum type micro-filter.
Background
The micro-filter is a commonly used primary filter device in an industrial circulating water aquaculture system, realizes a solid-liquid separation purification device by intercepting solid particles in aquaculture water, can be used for filtering solid suspension and particle dirt with the particle size of more than 30 mu m such as residual bait, fish feces and the like in aquaculture water, and can timely clean a filter screen through the rotation of a rotary drum and the acting force of backwashing water during filtering, so that the device is always kept in a good working state.
The existing micro-filter has the following problems in the use process:
(1) the water holes on the outer peripheral wall of the existing rotary drum are generally formed by adopting a punching process, and a wider interval area needs to be reserved between the holes to ensure the supporting capacity of the outer peripheral wall of the rotary drum, so that the contact area between the outer periphery of the rotary drum and a filter screen is increased, the water passing capacity of the rotary drum and the utilization rate of the filter screen are reduced, and dirt is easily clamped and hidden at the contact part between the outer peripheral wall of the rotary drum and the filter screen, so that the dirt at the contact part is not easy to wash;
(2) when the device is used, the motor is adopted to drive the rotary drum paved with the filter screen to rotate, water is fed from one end of the rotary drum, water is discharged from the other end of the rotary drum, the two ends of the rotary drum are erected on a clear water collecting box, the water inlet pipe and the discharge pipe need to coaxially penetrate through the rotary drum and do not rotate along with the rotation of the rotary drum, the structure process is complex, and the disassembly, the assembly and the maintenance are inconvenient; and adopt the water inlet mode that the inlet tube stretched into the rotary drum, the inflow can receive the restriction of pipeline pipe diameter and lead to sewage treatment ability to descend, the problem of pipeline jam can not appear yet.
Disclosure of Invention
The invention aims to provide a rotary drum type micro-filter which can improve the water passing capacity of a rotary drum and the utilization rate of a filter screen.
In order to achieve the purpose, the invention provides a rotary drum type microfiltration machine which comprises a water tank, a rotary drum driving mechanism and a back washing mechanism, wherein the periphery of the rotary drum is composed of a plurality of circular ring-shaped support sheets which are arranged at equal intervals along the axial direction of the rotary drum and a plurality of straight strip-shaped support sheets which are arranged at equal intervals along the circumferential direction of the rotary drum, a plurality of slots are formed in the periphery of each circular ring-shaped support sheet at equal intervals, the intersection point of the central lines of any two slots is the center of the circular ring-shaped support sheet, the thickness of each straight strip-shaped support sheet is matched with the slot width of each slot, and the width of each straight strip-shaped support sheet is matched with the slot depth of each slot.
As a preferred scheme of the invention, a vertical partition plate is arranged in the water tank, the vertical partition plate divides a cavity of the water tank into a water inlet cavity and a purified water cavity, the water inlet cavity is provided with a water inlet, the vertical partition plate is provided with a water passing hole, the purified water cavity is provided with a water outlet, the periphery of the rotary drum is coated with a filter screen, the rotary drum is in transmission connection with the rotary drum driving mechanism and is rotatably arranged in the purified water cavity, and one end of the rotary drum is communicated with the water passing hole.
As a preferable scheme of the present invention, the drum driving mechanism includes a motor, a driving gear and a driven gear, the motor is installed in the water tank and located above the vertical partition, a power output end of the motor is connected to the driving gear, the driven gear is fixed to an end of the drum and coaxial with a rotation axis of the drum, and the driving gear is engaged with the driven gear.
As a preferable scheme of the present invention, the drum type microfilter further comprises a drum support mechanism for supporting the drum to rotate, the drum support mechanism comprises a plurality of guide wheel sets, and the plurality of guide wheel sets abut against the outer periphery of the end portion of the drum.
In a preferred embodiment of the present invention, at least one of the plurality of guide roller sets abuts against the bottom of the drum, at least one of the plurality of guide roller sets abuts against a side portion of the drum, and at least one of the plurality of guide roller sets abuts against the other side portion of the drum.
As a preferable scheme of the invention, the drum supporting mechanism is positioned at one end of the drum close to the vertical partition plate.
As a preferable scheme of the invention, the back flushing mechanism comprises a water pump, a spray pipe, a conveying pipe, a sewage collecting groove and a sewage discharging pipe, the sewage collecting groove is arranged on the upper side of an inner cavity of the rotary drum and cannot rotate along with the rotation of the rotary drum, a notch of the sewage collecting groove faces upwards, the spray pipe is arranged on the upper side of the outer part of the rotary drum, a water spraying opening of the spray pipe faces the sewage collecting groove, one end of the sewage discharging pipe is communicated with the sewage collecting groove, the other end of the sewage discharging pipe extends to the outer part of the water tank through the water passing opening, the water pump is arranged at the bottom of the purified water cavity, and the water pump is connected with the spray pipe through the conveying pipe.
As a preferable scheme of the invention, the drum type microfilter further comprises a controller, and the controller is respectively and electrically connected with the drum driving mechanism and the backwashing mechanism.
As a preferable scheme of the invention, a liquid level sensor is arranged in the sewage cavity, the liquid level sensor is electrically connected with the controller, and when the liquid level sensor detects that the liquid level of the sewage cavity reaches a preset height, the controller starts the backwashing mechanism to backwash the filter screen.
As a preferable scheme of the invention, the controller is provided with a timing module for controlling the starting time of the back washing mechanism.
Compared with the prior art, the rotary drum type microfilter provided by the embodiment of the invention has the beneficial effects that: the periphery of the rotary drum is formed by the circular supporting sheet and the straight strip-shaped supporting sheet, and the contact part of the periphery of the rotary drum and the filter screen is the edge part of the circular supporting sheet and the straight strip-shaped supporting sheet, so that the contact area of the periphery of the rotary drum and the filter screen is greatly reduced, the water passing amount of the rotary drum and the utilization rate of the filter screen are improved, the contact part of the periphery of the rotary drum and the filter screen, which is clamped by dirt, is also reduced, and the backwashing is convenient; in addition, the supporting surface of the periphery of the rotary drum is formed by the edges of the circular supporting sheet and the straight supporting sheet together, and the rotary drum is firm in structure and not easy to deform.
Drawings
FIG. 1 is a schematic structural diagram of a drum microfilter according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a drum microfilter according to an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the drum;
FIG. 4 is a schematic view of the structure of the annular support sheet;
the labels in the figure are:
1. the water purifier comprises a water tank, 10, a vertical partition board, 11, a water inlet cavity, 12, a water purifying cavity, 13, a water inlet, 14 and a water passing opening; 2. a rotary drum 21, a circular support sheet 22, a straight strip support sheet 23 and a slot; 3. a rotary drum driving mechanism 31, a motor 32, a driving gear 33 and a driven gear; 4. a back washing mechanism 41, a water pump 42, a spraying pipe 43, a conveying pipe 44, a sewage collecting groove 45 and a sewage discharge pipe; 5. a drum support mechanism; 6. a liquid level sensor; 7. and (4) a filter screen.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the present invention adopts the orientations or positional relationships indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. based on the orientations or positional relationships shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, a drum microfiltration machine according to a preferred embodiment of the present invention includes a water tank 1, a rotary drum 2, a rotary drum driving mechanism 3, and a back washing mechanism 4, where the periphery of the rotary drum 2 is composed of a plurality of circular support sheets 21 arranged at equal intervals along the axial direction of the rotary drum 2 and a plurality of straight support sheets 22 arranged at equal intervals along the circumferential direction of the rotary drum 2, a plurality of slots 23 are formed in the periphery of the circular support sheets 21 at equal intervals, an intersection point where center lines of any two of the slots 23 intersect is a center of the circular support sheets 21, the thickness of the straight support sheets 22 is matched with the width of the slots 23, and the width of the straight support sheets 22 is matched with the depth of the slots 23. In this embodiment, the straight supporting piece 22 and the slot 23 are welded and fixed. Therefore, the rotary drum type microfilter provided by the embodiment of the invention has the advantages that the periphery of the rotary drum 2 is formed by the annular support sheet 21 and the straight strip support sheet 22, and the contact part of the periphery of the rotary drum 2 and the filter screen is the edge part of the annular support sheet 21 and the straight strip support sheet 22, so that the contact area of the periphery of the rotary drum 2 and the filter screen is greatly reduced, the water passing amount of the rotary drum 2 and the utilization rate of the filter screen are improved, the contact part of the periphery of the rotary drum 2 and the filter screen clamped by dirt is also reduced, and the backwashing is convenient; in addition, the supporting surface of the outer periphery of the rotary drum 2 is formed by the edges of the annular supporting sheet 21 and the straight supporting sheet 22, and the structure is firm and is not easy to deform.
Exemplarily, be equipped with vertical baffle 10 in the water tank 1, vertical baffle 10 will the cavity partition of water tank 1 is formed with intake antrum 11 and pure water chamber 12, be equipped with water inlet 13 on the intake antrum 11, be equipped with on the vertical baffle 10 and cross mouth of a river 14, pure water chamber 12 is equipped with the delivery port (not indicate in the figure), the periphery of rotary drum 2 has filter screen 7 for sieve mesh structure and cladding, rotary drum 2 with 3 transmission of rotary drum actuating mechanism are connected and rotationally set up in the pure water chamber 12, the one end of rotary drum 2 with cross mouth of a river 14 intercommunication. Therefore, the rotary drum type microfiltration machine provided by the embodiment of the invention utilizes the vertical partition plate 10 to divide the cavity of the water tank 1 into the water inlet cavity 11 and the water purification cavity 12, and the water passing port 14 is arranged on the vertical partition plate 10, so that sewage in the water inlet cavity 11 directly flows into the rotary drum 2 through the water passing port 14, open water inlet is realized, the structural form that a water inlet pipe penetrates through the water tank 1 and extends into the rotary drum 2 along the axis of the rotary drum 2 is abandoned, the structural process is simpler, the product manufacturing cost is low, and the disassembly, assembly and maintenance are convenient; meanwhile, open water inlet is adopted, the water pressure in the rotary drum is stable, the water inflow is large, the fish pond water cannot be drained due to rising of the water level, and the problems of reduction of sewage treatment capacity and pipeline blockage due to limited pipe diameter of the pipeline cannot be caused.
Illustratively, in order to better drive the rotary drum 2 to rotate, the rotary drum driving mechanism 3 includes a motor 31, a driving gear 32 and a driven gear 33, a power output end of the motor 31 is connected with the driving gear 32, the driven gear 33 is fixed at an end of the rotary drum 2 and is coaxial with a rotation axis of the rotary drum 2, and the driving gear 32 is engaged with the driven gear 33.
Illustratively, the motor 31 is installed in the water tank 1 and above the vertical partition plate 10, so that no motor 31 is exposed outside the product, the appearance is simple and attractive, and the purpose of reducing the noise of the motor 31 is achieved.
Illustratively, in order to ensure that the rotary drum 2 can stably rotate, the rotary drum micro-filter further comprises a rotary drum supporting mechanism 5 for supporting the rotary drum 2 to rotate, wherein the rotary drum supporting mechanism 5 comprises a plurality of guide wheel sets (51, 52, 53), and the plurality of guide wheel sets abut against the periphery of the end part of the rotary drum 2. In specific implementation, the rotary drum supporting mechanism 5 is positioned at one end of the rotary drum 2 close to the vertical partition plate 10, and one end of the rotary drum 2 far away from the vertical partition plate 10 is supported by a bearing arranged on the inner wall of the water tank 1 to rotate; of course, in other alternative embodiments, both ends of the drum 2 can be supported and rotated by the drum support mechanism 5. Further, at least one guide wheel set 51 of the plurality of guide wheel sets abuts against the bottom of the rotating drum 2, at least one guide wheel set 52 abuts against the side of the rotating drum 2, and at least one guide wheel set 53 abuts against the other side of the rotating drum 2.
Exemplarily, back flush mechanism 4 includes water pump 41, shower 42, conveyer pipe 43, the dirty groove 44 of collection and blow off pipe 45, the dirty groove 44 of collection sets up the inner chamber upside of rotary drum 2 and can not follow rotary drum 2 rotates and rotates, the notch of the dirty groove 44 of collection faces up, shower 42 sets up the outside upside of rotary drum 2, shower 42's water jet orientation the dirty groove 44 of collection, the one end of blow off pipe 45 with the dirty groove 44 intercommunication of collection, the other end of blow off pipe 45 warp it extends to cross mouth of a river 14 the water tank 1 is outside, water pump 41 sets up the bottom in water purification chamber 12, water pump 41 passes through conveyer pipe 43 with shower 42 is connected. In operation, the water pump 41 pumps water from the bottom of the clean water chamber 12, and the backwash water is lifted to the shower pipe 42 through the delivery pipe 43 and then sprayed to the filter screen by the shower pipe 42, thereby backwashing the dirt on the filter screen, and allowing the dirt to fall into the dirt collection tank 44 and be discharged from the drain pipe 45.
Illustratively, in order to realize automatic control, the rotary drum type micro-filter further comprises a controller, and the controller is electrically connected with the rotary drum driving mechanism 3 and the back washing mechanism 4 respectively. When the device is specifically implemented, a liquid level sensor 6 is arranged in the sewage cavity, the liquid level sensor 6 is electrically connected with the controller, and when the liquid level sensor 6 detects that the liquid level of the sewage cavity reaches a preset height (the liquid level is increased due to blockage of the filter screen), the controller starts the backwashing mechanism 4 to backwash the filter screen. Furthermore, the controller is provided with a timing module for controlling the starting time of the backwashing mechanism 4. Therefore, the drum-type microfilter of the embodiment is controlled by the timing module and the liquid level sensor 6, so that the water pump 41 is not only required to be started or stopped according to the change of the liquid level, but also is controlled by the time module to be started or stopped, the phenomena that the water pump 41 is suddenly started or stopped are effectively avoided, and the service life of the water pump 41 is protected.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a rotary drum microstrainer, includes water tank, rotary drum actuating mechanism and back flush mechanism, its characterized in that, the periphery of rotary drum comprises a plurality of ring form backing sheets along rotary drum axial equidistance interval arrangement and a plurality of vertical bar form backing sheets along rotary drum circumference equidistance interval arrangement, a plurality of slots have been seted up to the periphery equidistance interval of ring form backing sheet, arbitrary two the crossing nodical of the central line of slot is the centre of a circle of ring form backing sheet, the thickness of vertical bar form backing sheet with the groove width of slot matches, the width of vertical bar form backing sheet with the groove depth of slot matches.
2. The rotary drum type microfilter according to claim 1, wherein a vertical partition is provided in the water tank, the vertical partition divides the cavity of the water tank into a water inlet chamber and a purified water chamber, the water inlet chamber is provided with a water inlet, the vertical partition is provided with a water outlet, the purified water chamber is provided with a water outlet, the periphery of the rotary drum is wrapped with a filter screen, the rotary drum is in transmission connection with the rotary drum driving mechanism and is rotatably arranged in the purified water chamber, and one end of the rotary drum is communicated with the water outlet.
3. The rotary drum type microfilter according to claim 2, wherein said rotary drum driving mechanism comprises a motor, a driving gear and a driven gear, said motor is mounted in said water tank and above said vertical partition, a power output end of said motor is connected to said driving gear, said driven gear is fixed to an end of said rotary drum and coaxial with a rotation axis of said rotary drum, said driving gear is engaged with said driven gear.
4. The rotary drum microfilter of claim 2, further comprising a drum support mechanism for supporting said drum in rotation, said drum support mechanism comprising a plurality of sets of guide wheels, said plurality of sets of guide wheels bearing against an outer periphery of an end of said drum.
5. The rotary drum microfilter of claim 4, wherein at least one of said plurality of sets of guide rollers abuts the bottom of said drum, at least one of said sets of guide rollers abuts a side of said drum, and at least one of said sets of guide rollers abuts the other side of said drum.
6. The rotary drum microfilter of claim 4, wherein said drum support means is located at an end of said drum adjacent said vertical partition.
7. The rotary drum type microfiltration machine according to claim 2, wherein the backwashing mechanism comprises a water pump, a spray pipe, a conveying pipe, a dirt collecting groove and a sewage discharge pipe, the dirt collecting groove is arranged on the upper side of the inner cavity of the rotary drum and cannot rotate along with the rotation of the rotary drum, the notch of the dirt collecting groove faces upwards, the spray pipe is arranged on the upper side of the outer part of the rotary drum, a water spray port of the spray pipe faces the dirt collecting groove, one end of the sewage discharge pipe is communicated with the dirt collecting groove, the other end of the sewage discharge pipe extends to the outside of the water tank through the water passing port, the water pump is arranged at the bottom of the purified water cavity, and the water pump is connected with the spray pipe through the conveying pipe.
8. The rotary drum microfilter of claim 2, further comprising a controller electrically connected to said drum drive mechanism and said backwash mechanism, respectively.
9. The rotary drum type microfilter according to claim 8, wherein a liquid level sensor is disposed in the sewage chamber, said liquid level sensor is electrically connected to said controller, and when said liquid level sensor detects that the liquid level in the sewage chamber reaches a predetermined height, said controller activates said backwashing mechanism to backwash said filter screen.
10. The rotary drum microfilter of claim 9, wherein said controller is provided with a timing module for controlling the time said backwash mechanism is on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210103804.9A CN114534353B (en) | 2022-01-27 | 2022-01-27 | Rotary drum type micro-filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210103804.9A CN114534353B (en) | 2022-01-27 | 2022-01-27 | Rotary drum type micro-filter |
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| Publication Number | Publication Date |
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| CN114534353A true CN114534353A (en) | 2022-05-27 |
| CN114534353B CN114534353B (en) | 2024-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210103804.9A Active CN114534353B (en) | 2022-01-27 | 2022-01-27 | Rotary drum type micro-filter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117699904A (en) * | 2023-11-28 | 2024-03-15 | 济宁市渔业监测站 | Water purification and filtration equipment for aquaculture |
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| CN214634555U (en) * | 2021-04-26 | 2021-11-09 | 江阴天汇环保设备有限公司 | Circulating rotary drum micro-filter |
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2022
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| CN213313715U (en) * | 2020-09-21 | 2021-06-01 | 青岛蓝谷鲲鹏海洋科技有限公司 | Frame type rotary drum micro-filter for recirculating aquaculture and mounting mechanism thereof |
| CN214634555U (en) * | 2021-04-26 | 2021-11-09 | 江阴天汇环保设备有限公司 | Circulating rotary drum micro-filter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117699904A (en) * | 2023-11-28 | 2024-03-15 | 济宁市渔业监测站 | Water purification and filtration equipment for aquaculture |
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