CN107261609A - A kind of water filter purification device - Google Patents
A kind of water filter purification device Download PDFInfo
- Publication number
- CN107261609A CN107261609A CN201710478206.9A CN201710478206A CN107261609A CN 107261609 A CN107261609 A CN 107261609A CN 201710478206 A CN201710478206 A CN 201710478206A CN 107261609 A CN107261609 A CN 107261609A
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- China
- Prior art keywords
- conveyer belt
- water
- screen pack
- purification device
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B01D33/044—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are pervious for filtering
- B01D33/048—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are pervious for filtering with endless filtering bands
-
- 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
- B01D33/056—Construction of filtering bands or supporting belts, e.g. devices for centering, mounting or sealing the filtering bands or the supporting belts
-
- 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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
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- 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)
- Filtering Materials (AREA)
Abstract
A kind of water filter purification device, including conveyer belt, belt support, live-roller and backing roll, water inlet, blower fan, spout, water back flush unit, filtered water tank；Live-roller is arranged in belt support with backing roll, and belt support is located on filtered water tank, and conveyer belt is permeable grid, and permeable grid upper berth sets screen pack, and the top of conveyer belt screen pack is water inlet, and the interval that returns of conveyer belt is provided with cleaning unit；The bottom of water inlet is filtered water tank；Conveyer belt is supported by live-roller and backing roll and forms zonula occludens, and the section of cutting of this zonula occludens is polygon, and filtered water tank is placed in polygon center.
Description
First, technical field
Fairly large waters is removed the present invention relates to a kind of water filter purification device, especially culture fishery
The device of the harmful floating living body of such as blue-green algae or solids and purifying water body, is directed to the water treatment facilities of environmental protection.
2nd, background technology
In culture fishery, including in the field such as fresh water, seawater and artificial sea water, to waters (Ru Yutang, river or even and
Lake surface etc.) it is removed the harmful floating living body of such as blue-green algae and other solid refuses, bait remnants, existing method and dress
Some reports are put, such as CN200910100586 automatic blue-green algae catching boats mainly have dust collecter A:It has floating drum, water
Pump, prolate shower nozzle, algae water separation dress B processed:It has screen pack, rack, eccentric shaft and supporting, driving dress C processed:It has motor (
Compact internal combustion engine can be used), drive band, mix motor-driven hull and water outlet tube seat and constitute, by prolate shower nozzle, the algae stream of outflow
It is flushed to screen pack, the effect due to vibration force, water, which can flow through mesh and fall into water outlet tube seat, blue-green algae, to be blocked by mesh and throw to vibration
Resultant direction and in the ship of whereabouts.
CN200810024494 discloses blue algae filter, including, a storage trough is provided with the side wall of storage trough
Openend, is provided with filter screen in storage trough, and storage trough is separated into the storage cavity on top and the water chamber of bottom by filter screen, accordingly
Openend be also divided into the discharging opening on top and the liquid outlet of bottom, be provided with bobbing machine on the bottom plate of storage trough,
The bottom surface of storage trough is provided with some support springs.Its advantage is:This blue algae filter, can be rapidly to passing through Algae absorbing device
Absorb the algae come up to be filtered, be completely separated blue-green algae and water, be met the algae slurry that experiment needs.
The applicant is in CN201521127472X water body equipment for separating liquid from solid, including conveyer belt, water inlet, blower fan, spray
Mouth, water back flush unit, gas back flush unit, helical feed dewaterer, sludge box, filtered water tank, backwash cyclic water tank；Transmit tape holder
It is located at sludge box, on filtered water tank, conveyer belt is permeable network, and permeable grid upper berth sets screen pack, the feeding of conveyer belt
End top is water inlet, and one section of conveyer belt of water inlet metastomium is provided with air-flow processing unit, and the discharge end of conveyer belt is conveying roller
Hold the sludge box backwash cyclic water tank of bottom；The interval that returns of conveyer belt is provided with gas or water back flush unit；The bottom of water inlet
For filtered water tank；Helical feed dewaterer is provided with sludge box, conveying and press dewatering dual-use function can be collected.Water inlet lower floor position
Put, provided with a point water plate, point water plate is accepted introduces second container by the water of filter screen, and second container is placed in filtered water tank, provided with every
Isolate from filter screen with filtered water tank primary tank；The isolating strainer is movable channel-shaped.Described point of water plate can be ridge, from two
Side Fen Shui.Taken into account in efficiency with removing in speed, permeable grid upper berth sets screen pack, but the structure of conveyer belt uses special,
Described point of water plate width is big, and especially conveyer belt needs to be driven with belt pulley and transfer roller, and toothed belt wheel needs very big diameter
Divisor could be disposed below in the upper strata of driving, conveyer belt and permeable net band, therefore, the diametric requirements of gear are big, frame
Structural member require high, so, water filter purification device prepared by prior art is generally heavier, and the aquatic products used
The waters of cultivation often poor transport, is unfavorable for the transport of device, installs and uses；Moreover bifurcation structure can not outer draining, make
Used time can only be near processing unit water body, the water body processing of distant place mobile device again.
3rd, the content of the invention
The present invention seeks to propose a kind of light structure, conveniently moving, processing water body, especially filtering and purifying, hold
The water body of disposable whole large area, especially takes into account efficiency with removing speed, fairly large waters can be removed respectively
Kind of solid, device, remaining bait, the floating object of the harmful floating living body of such as blue-green algae etc., with mechanization automatically process it is huge
Big ability.
The technical scheme is that, a kind of water filter purification device, including conveyer belt, belt support, live-roller
With backing roll, water inlet, blower fan, spout, water back flush unit, filtered water tank；Live-roller is arranged in belt support with backing roll,
Belt support is located on filtered water tank, and conveyer belt is permeable grid, and permeable grid upper berth sets screen pack, conveyer belt screen pack
Top is water inlet, and the interval that returns of conveyer belt is provided with cleaning unit；The bottom of water inlet is filtered water tank；Conveyer belt by live-roller with
Backing roll is supported and forms zonula occludens, and the section of cutting of this zonula occludens is polygon, and filtered water tank is placed in polygon center.
Further, screen pack is woven wire, more than 150 mesh of filtering, even up to 350 mesh.
Filtered water tank is interior or side is provided with supporting ancillary equipments such as ultraviolet-sterilization units.
The one or both sides of filtered water tank are provided with outlet, outlet and are connected to water pump.
The discharge end of conveyer belt is provided with the swiped through filter screen of brusher.
Live-roller or backing roll pass through sprocket wheel, chain drive.
Belt support can be using tubing welding, without thick and heavy bar.
During water body separation of solid and liquid, the water inlet of water inlet is uniformly laid on conveyer belt filter screen, by conveyer belt filter screen in fortune
Filtered in dynamic, aquatile is precipitated on screen pack, and clear water flow to bottom filtered water tank, and the discharge end of conveyer belt is conveying roller
Bottom sludge box is held to accept the sediment (brusher can be provided with) of screen pack on conveyer belt, the interval that returns of conveyer belt is provided with gas
Or/sediment adhered on screen pack is recoiled with water back flush unit, sediment drops to bottom sludge box；Water inlet
Bottom is to be connected to water pump on the water outlet pipe after filtered water tank undertaking filtering to be discharged into water body, can be ejected into outside certain distance and carry out
The circulation of water body.
Conveyer belt, which is tilted, is directly protruding into water body, and water and aquatic organism lift the position for arriving air-flow processing unit by inclined conveyer belt
Put and handled.
Beneficial effects of the present invention：Water filter purification device proposed by the present invention, takes into account efficiency with removing speed, can be right
Fairly large waters is removed the side of the harmful floating living body of such as blue-green algae (various to have influence on the clean suspended solid of water body)
Method and device.The huge ability that the present invention is automatically processed with mechanization.Apparatus of the present invention can be fixed or move
Dynamic formula (is such as installed on ship), can be applied to various water body equipment for separating liquid from solid by the selection of model and machine capability, be led to
The miscellaneous separation of excrement water of the food-residue produced in pond culture and fish etc. can be handled by crossing this equipment；Equally it is also used for all kinds of
The solid pure separation of sewage disposal, thus the present invention is also environment protection equipment.Belt pulley is not used, roller-type configurations are simple and reliable,
In particular by the drive mechanism of sprocket wheel chain, divisor is disposed below by conveyer belt (permeable grid), also clear water can
Arrange in addition, the circular treatment of favourable water, when a piece of waters is handled without needing mobile device.
4th, illustrate
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the cross-sectional view of mistake delivery port and support in Fig. 1 of the present invention.
Fig. 3 is conveyer structure schematic diagram of the present invention.
Fig. 4 is Fig. 1 cross-sectional view.
5th, embodiment
As shown in the figure：Belt-driven structure is formant：Including conveyer belt 3, belt support 2, live-roller and branch
Runner 1, the backing roll 1-1 of drive, the top filtered water tank 4 of water inlet upper conveying belt；The delivery port 5 of filtered water tank 4 is connected out
Pipeline and pump (being not drawn into figure), live-roller are arranged in belt support 3 with backing roll 1, and belt support is located at filtered water tank
On, water inlet is also that pump water is pumped into；Conveyer belt is permeable grid, and permeable grid upper berth sets screen pack, conveyer belt screen pack
Top is water inlet, and the interval that returns of conveyer belt is provided with water back flush unit；The bottom of water inlet is filtered water tank 4；Filtered water tank 4 is out
Mouth groove or bell-mouth structure of air, conveyer belt are supported by live-roller and backing roll 1 and form zonula occludens, and this zonula occludens
It is polygon to cut section, and filtered water tank is placed in the middle position of polygonal internal.Live-roller can be as dynamic using one
Driven roller, other backing rolls be passive type transmission and backing roll.
In essential structure：Filter conveyer belt and set up (supporting arrangement can be provided with) in filtered water tank periphery, transmission belt drive roller is used
In driving conveyer belt.Conveyer belt is permeable network, and permeable grid upper berth sets screen pack, and screen pack is especially wire
Net, also can be using nylon mesh etc., and the net footpath of screen pack is more than 150 mesh, if filtering blue-green algae, grid of looking over so as to check needs are thinner,
The feeding end top of conveyer belt is water inlet, and transmission brings interval back to provided with grid cleaning unit, such as current, air-flow processing unit,
The wind produced by blower fan uniformly blows to screen pack through spout；
Using the water body separation of solid and liquid of said apparatus, swash plate or a dustpan shape water knockout drum are provided with the water inlet of water inlet, will
Water inlet is uniformly laid on conveyer belt filter screen, is filtered during exercise by conveyer belt filter screen, aquatile is on screen pack
Precipitation, clear water flow to bottom filtered water tank, and one section of conveyer belt of water inlet metastomium is de- to sediment processing provided with air-flow processing unit
Water, the discharge end of conveyer belt is that the sediment for conveying screen pack on the sludge box undertaking conveyer belt of roller end bottom (can be provided with machinery
Brush --- rotary machine brush, machine washing is carried out to filtering wire side), the interval that returns of conveyer belt is provided with gas or water recoil list
Member recoils to the sediment adhered on screen pack, and sediment drops to bottom；The bottom of water inlet is that filtered water tank was accepted
Water after filter is directly discharged to water body；Sediment is dehydrated provided with helical feed dewaterer in the container of sediment accumulation
Compression transfers out sludge box.
Also tiltable is directly protruding into water body to conveyer belt, and water and aquatic organism pass through inclined conveyer belt lifting to top blower fan, spray
The position of mouth is handled.Helical feed dewaterer can carry out mechanical drying dehydration to pollution, and compression volume is conducive to transport etc.
Operation, reduces manual work workload.The specification of the present invention may be arbitrarily devised, passes through the water rate control (stream of pump of water inlet
Amount control), the width and speed of conveyer belt obtain handling the peak efficiency in material separation of solid and liquid.
6 be driving wheel, and 11 be water inlet, and water is got on filter screen conveyer belt, and 8 be sludge box (dirt box), and 8-1 is sludge
Case is exported；12 be some supporting carrier rollers of filter screen conveyer belt bottom, and then outer net can bear a heavy burden and hang down when filter screen transmission carries dirt, prop up
Bracketing roller pad wheel can not only support filter screen conveyer belt, and the dirt adhered when can remove filtering when filter screen conveyer belt is run
Thing, the end of filter screen conveyer belt bottom is provided with spray irrigation device 9 and corresponding water receiving case 10.
Shown in Fig. 3, water body purification conveyer belt filter, including transfer tape assemble and screen pack 3 it is overlapping, conveyer belt 7 is
Permeable network, permeable grid upper berth sets screen pack 3, conveyer belt and screen pack formation closed loop strap；Two sides of screen pack
The equal fixed width of edge is 2-10cm plastic band, and the thickness of plastic band is 3-20mm.Screen pack is woven wire or nylon wire, mistake
Filter more than 150 mesh, even up to 350 mesh.Conveyer belt is the metallic grid band of the active transmission of the permeable chain of grid 7.
The thickness of plastic band especially 6-18mm, screen pack is embedded in the center of plastic band, can pass through thermoplastic or gluing etc.
Mode is in the special internal layer banding rubber 3-1 of the both sides of the edge position of typical stainless steel wire screen pack, fixed 2-10cm width
(can have tissue layer skeleton to be used to strengthen), preferably 3-5cm width banding rubber, ensure that plastic cement carries certain width
Degree, it is ensured that suitable intensity operationally circular flow, is unlikely to too wide and has influence on the permeable of stainless steel wire screen pack again
Filtering, cementing layer 3-2.Screen pack is generally permeable filtering when working, and load is not very big, and certainly certain working life is also needed
Change.Internal layer banding rubber thickness is preferably in 3-10mm.
The both sides of the edge plastic band of screen pack is also closed loop strap, and plastic band internal layer is elastomeric material, and plastic band outer layer is
Foamed plastic layer or other elastomeric material 3-3 or with internal layer identical expanded material, adhesive tape outer layer have necessarily blocks water
Effect, thickness is preferably in more than 4-8mm.Plastic cement carrying material can be natural, butylbenzene, cis-butadiene cement, structure glue or its mixture, more
It is the PU layer materials for using the glue of second third, or fretting map well.Adhesive tape outer layer is additionally provided with raised 3-4.
Conveyer belt be permeable grid as supporting strip, and permeable grid upper berth set screen pack could functional filtering function
Equipment.Further, screen pack is woven wire, more than 150 mesh of filtering, even up to 350 mesh.
Live-roller or backing roll are driven by sprocket wheel, chain 7-3, and conveyer belt is permeable grid as supporting tape cell
7, conveyer belt is that permeable grid is metallic grid band for the active fixation of chain.
When driving grid provided with chain 7-3 in Fig. 3, chain side hangs side 7-4 provided with one, for limiting filter screen, it is ensured that
Filter screen not sideslip.
In essential structure：Filter conveyer belt and set up (supporting arrangement can be provided with) in filtered water tank periphery, transmission belt drive roller is used
In driving conveyer belt.Conveyer belt be permeable network (metallic grid band) mainly for transmission, permeable grid upper berth sets filtering
Net, screen pack is especially woven wire, also can using nylon mesh etc., the net footpath of screen pack 80-150 mesh and more than, such as
Fruit filtering blue-green algae, grid of looking over so as to check needs are thinner, and the feeding end top of conveyer belt is water inlet, one section of transmission at supporting carrier roller rear portion
Band is provided with grid cleaning unit, and such as current, air-flow processing unit, the wind produced by blower fan uniformly blow to screen pack through spout；
In the case where returning to interval, screen belt added with supporting carrier roller, effect is that 1) protection screen pack operationally prevents transition
Bad guipure is drawn in tenesmus.2) water content of wire side impurity (under the surface tension effects of water) and screen cloth can further be cleared up.
Embodiments of the present invention are explained in detail above in conjunction with accompanying drawing, but the present invention is not limited to above-mentioned implementation
Mode, can also be on the premise of present inventive concept not be departed from the knowledge that those of ordinary skill in the art possess
Make a variety of changes.
Claims (10)
1. a kind of water filter purification device, it is characterized in that including conveyer belt, belt support, live-roller and backing roll, water inlet
Mouth, blower fan, spout, water back flush unit, filtered water tank；Live-roller is arranged in belt support with backing roll, and belt support is set
On filtered water tank, conveyer belt is permeable grid and screen pack, and permeable grid upper berth sets screen pack, the top of conveyer belt screen pack
For water inlet, the interval that returns of conveyer belt is provided with water back flush unit；The bottom of water inlet is filtered water tank；Conveyer belt is by live-roller and branch
Runner is supported and forms zonula occludens, and the section of cutting of this zonula occludens is polygon, and filtered water tank is placed in polygon center.
2. water filter purification device according to claim 1, it is characterized in that some supporting brackets of filter screen conveyer belt bottom
Roller.
3. water filter purification device according to claim 1, it is characterized in that screen pack is woven wire, filters 150 mesh
More than.
4. water filter purification device according to claim 1, it is characterized in that the one or both sides of filtered water tank are provided with outlet
Water pump is connected on pipe, outlet.
5. water filter purification device according to claim 1, it is characterized in that the discharge end of conveyer belt is provided with brusher brush
Screen pack.
6. water filter purification device according to claim 1, it is characterized in that live-roller or backing roll by sprocket wheel,
Chain drive.
7. water filter purification device according to claim 1, it is characterized in that belt support is welded using tubing.
8. water filter purification device according to claim 1, it is characterized in that conveyer belt, which is tilted, is directly protruding into water body, water and
Aquatic organism is handled by inclined conveyer belt lifting to the position of air-flow processing unit.
9. water filter purification device according to claim 1, it is characterized in that being provided with swash plate or one at the water inlet of water inlet
Dustpan shape water knockout drum, water inlet is uniformly laid on conveyer belt filter screen.
10. water filter purification device according to claim 1, it is characterized in that conveyer belt was set on permeable grid upper berth
Filter screen, conveyer belt and screen pack formation closed loop strap；The equal fixed width in both sides of the edge of screen pack is 2-10cm plastic band, modeling
The thickness of adhesive tape is 3-20mm；Screen pack is woven wire or nylon wire, and conveyer belt is the gold of the permeable active transmission of grid chain
Belong to grid belt.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017200814032 | 2017-01-22 | ||
| CN201720081403 | 2017-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107261609A true CN107261609A (en) | 2017-10-20 |
Family
ID=60069406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710478206.9A Pending CN107261609A (en) | 2017-01-22 | 2017-06-21 | A kind of water filter purification device |
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| Country | Link |
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| CN (1) | CN107261609A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108126398A (en) * | 2017-12-12 | 2018-06-08 | 核工业烟台同兴实业集团有限公司 | A kind of steel band conveying metal net filter band filter |
| CN108273305A (en) * | 2018-04-08 | 2018-07-13 | 上海能正渔业科技开发有限公司 | A kind of filter |
| CN108541651A (en) * | 2018-06-29 | 2018-09-18 | 高礼凤 | A kind of fish jar water treatment facilities |
| CN108996565A (en) * | 2018-07-25 | 2018-12-14 | 吴玉挺 | A kind of administration device for water pollution control |
| CN109437493A (en) * | 2018-12-20 | 2019-03-08 | 河海大学 | A kind of city inland river repair system based on continuous flow injection |
| CN110201449A (en) * | 2019-07-18 | 2019-09-06 | 河南福美生物科技有限公司 | A kind of filter device of royal jelly |
| CN110465125A (en) * | 2019-08-16 | 2019-11-19 | 徐州市久发工程机械有限责任公司 | A kind of lifting part processing and lubrication liquid filter device |
| WO2020062220A1 (en) * | 2018-09-26 | 2020-04-02 | 深圳市华科创智技术有限公司 | Solid-liquid separation device |
| CN114477699A (en) * | 2022-02-23 | 2022-05-13 | 扬州合盟机械环保设备有限公司 | Squeezer with dewatering pretreatment function and treatment method thereof |
| CN114917671A (en) * | 2022-05-13 | 2022-08-19 | 中国水产科学研究院渔业机械仪器研究所 | Pond dirt collecting and removing equipment |
| CN116136106A (en) * | 2023-03-01 | 2023-05-19 | 浙江水联环科集团有限公司 | Sewage purification treatment device for urban drain pipe end |
| CN118356713A (en) * | 2024-06-13 | 2024-07-19 | 泉州市二次供水有限责任公司 | Energy-saving water supply system |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108126398A (en) * | 2017-12-12 | 2018-06-08 | 核工业烟台同兴实业集团有限公司 | A kind of steel band conveying metal net filter band filter |
| CN108273305A (en) * | 2018-04-08 | 2018-07-13 | 上海能正渔业科技开发有限公司 | A kind of filter |
| CN108541651A (en) * | 2018-06-29 | 2018-09-18 | 高礼凤 | A kind of fish jar water treatment facilities |
| CN108996565B (en) * | 2018-07-25 | 2021-04-27 | 吴玉挺 | Chemical dosing device for water pollution treatment |
| CN108996565A (en) * | 2018-07-25 | 2018-12-14 | 吴玉挺 | A kind of administration device for water pollution control |
| WO2020062220A1 (en) * | 2018-09-26 | 2020-04-02 | 深圳市华科创智技术有限公司 | Solid-liquid separation device |
| CN109437493A (en) * | 2018-12-20 | 2019-03-08 | 河海大学 | A kind of city inland river repair system based on continuous flow injection |
| CN110201449A (en) * | 2019-07-18 | 2019-09-06 | 河南福美生物科技有限公司 | A kind of filter device of royal jelly |
| CN110465125A (en) * | 2019-08-16 | 2019-11-19 | 徐州市久发工程机械有限责任公司 | A kind of lifting part processing and lubrication liquid filter device |
| CN114477699A (en) * | 2022-02-23 | 2022-05-13 | 扬州合盟机械环保设备有限公司 | Squeezer with dewatering pretreatment function and treatment method thereof |
| CN114917671A (en) * | 2022-05-13 | 2022-08-19 | 中国水产科学研究院渔业机械仪器研究所 | Pond dirt collecting and removing equipment |
| CN116136106A (en) * | 2023-03-01 | 2023-05-19 | 浙江水联环科集团有限公司 | Sewage purification treatment device for urban drain pipe end |
| CN116136106B (en) * | 2023-03-01 | 2023-09-26 | 浙江水联环科集团有限公司 | Sewage purification treatment device for urban drain pipe end |
| CN118356713A (en) * | 2024-06-13 | 2024-07-19 | 泉州市二次供水有限责任公司 | Energy-saving water supply system |
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