CN112093915A - Biomembrane water treatment purifying equipment - Google Patents
Biomembrane water treatment purifying equipment Download PDFInfo
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- CN112093915A CN112093915A CN202010998842.6A CN202010998842A CN112093915A CN 112093915 A CN112093915 A CN 112093915A CN 202010998842 A CN202010998842 A CN 202010998842A CN 112093915 A CN112093915 A CN 112093915A
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a biomembrane water treatment purifying device, which comprises a purifying box, wherein a water inlet cavity with an upward opening is arranged in the purifying box, a current-limiting plate is fixedly arranged at the lower end of the water inlet cavity, a telescopic rod is fixedly arranged at the center of the upper end of the current-limiting plate, the outer side of the flow limiting plate is fixedly connected to the purifying box, four rotating cavities with openings close to the telescopic rods are arranged in the flow limiting plate, the invention can adjust the flow rate of the water according to the content of organic matters in the water, thereby selecting different purification conditions, and the arranged drainage plate can prevent the directly falling water from contacting the surface of the biological membrane, further avoiding the damage to the surface of the biological membrane due to the potential energy of water, and controlling the speed of the falling water amount, and further the water purification capacity of the biological membrane is at a higher level, thereby avoiding that the organic matters in the water can not be completely purified because the water quantity is unchanged when the biological membrane changes the membrane surface by oneself.
Description
Technical Field
The invention relates to the field related to water treatment, in particular to a biomembrane water treatment purifying device.
Background
At present, when people use the biological membrane to carry out water evolution, the biological membrane is often only used alone to carry out water purification, so that when the content of organic matters in water is higher, more time is needed to complete the water purification treatment, the time is greatly consumed, and in the actual use process, the biological membrane needs to be irregularly self-updated, so that in the updating process, the purification capacity of the biological membrane is weaker, and the biological membrane water treatment and purification equipment disclosed by the invention can solve the problems.
Disclosure of Invention
The biomembrane water treatment and purification equipment comprises a purification box, wherein a water inlet cavity with an upward opening is arranged in the purification box, a flow limiting plate is fixedly arranged at the lower end of the water inlet cavity, a telescopic rod is fixedly arranged at the center of the upper end of the flow limiting plate, the outer side of the flow limiting plate is fixedly connected to the purification box, four rotating cavities with openings close to the telescopic rod are arranged in the flow limiting plate, the four rotating cavities are pairwise symmetrical by taking the telescopic rod as a symmetrical center, a stretching block is rotatably arranged in each rotating cavity, a rotating block is fixedly arranged at one end, far away from the telescopic rod, of the stretching block, a rotating column is rotatably arranged on each rotating block, the rear end of the rotating column is fixedly connected to the inner wall of the rear side of the rotating cavity, and a spring cavity with an opening close to the telescopic rod is arranged in each stretching block, a sliding shaft is arranged in the spring cavity in a sliding manner, a hinged block is fixedly arranged at one end of the sliding shaft close to the telescopic rod, a hinged shaft is rotatably arranged on the hinged block, the hinged block is hinged with the inner wall of one side of the rotating cavity close to the telescopic rod through the hinged shaft, the rear end of the hinged shaft is fixedly connected to the inner wall of the rear side of the rotating cavity, a heavy purification cavity is arranged in the purification box and is positioned at the lower end of the flow limiting plate, two supporting rods are fixedly arranged at the lower end of the flow limiting plate, the two supporting rods are bilaterally symmetrical by taking the telescopic rod as a symmetrical center, a shaft fixing block is fixedly arranged at the lower end of the supporting rod, a rotating shaft is rotatably arranged at the front end of the shaft fixing block, a water diversion plate is fixedly arranged on the rotating shaft, a rotating shaft is rotatably arranged on one side of the water diversion plate far from the telescopic rod, the lower end of the first purification cavity is fixedly provided with a biological membrane plate, the upper end of the biological membrane plate is provided with a biological membrane, the lower end of the biological membrane is communicated with eight filter plate holes, the lower ends of the filter plate holes are communicated with a dual-purification cavity, the lower end of the dual-purification cavity is fixedly provided with a water diversion block, the water diversion block is connected in the dual-purification cavity in a sliding manner, the right end of the dual-purification cavity is communicated with two water outlets, the two water outlets penetrate through the right end surface of the purification box, the upper side of the water outlet is positioned at the upper end of the water diversion block, the water diversion block is internally provided with a water inlet cavity with an upward opening, the upper end of the water inlet cavity is fixedly provided with a transverse plate, the transverse plate is provided with a sliding cavity which penetrates up and down, the lower end of the sliding cavity is communicated, the lower end of the diversion block is fixedly provided with a supporting plate, the supporting plate is provided with four water inlet holes which penetrate through the diversion block from top to bottom, a drainage tube is arranged in the diversion block, the upper end of the drainage tube is communicated with the lower end of the water inlet cavity, the lower end of the drainage tube is respectively communicated with the four water inlet holes, the lower end of the sliding block is fixedly provided with a compression spring, the lower end of the compression spring is fixedly connected to the inner wall of the lower side of the water inlet cavity on a book, the double-layer water purification cavity is internally and slidably connected with the biological membrane plate, the lower side of the biological membrane plate is used for sealing the lower side of the water outlet, when the device starts to work, when organic matters in water needing to be purified are less, the purification is finished through the upper side of the biological membrane plate, and then the organic matters are discharged out of the purification box through the upper side of the, simultaneously the upside is sealed to the diversion piece the delivery port, and then work as the upside is contacted to the diversion piece upper end behind the biomembrane board lower extreme, the diversion piece continues the rebound, and then drives conflict piece rebound, and then work as the conflict piece is contradicted at the upside during the biomembrane board lower extreme, drives compression spring compression, and then opens the sliding chamber, and then makes water pass through two-layer purification treatment is accomplished to the biomembrane board.
Preferably, a fixed plate is fixedly arranged at the upper end of the purification box, a hydraulic pump is fixedly arranged at the lower end of the fixed plate, and the telescopic rod is connected in the hydraulic pump in a sliding mode.
Preferably, the purifying box right-hand member is fixed and is equipped with the motor, motor lower extreme power is equipped with the motor shaft, the fixed swivel nut that is equipped with of motor shaft lower extreme, be equipped with the decurrent screw thread chamber of opening in the swivel nut, the screw thread intracavity screw thread is equipped with the screw rod, the screw rod right side slides and is equipped with and removes the chamber, it runs through to remove the chamber the purifying box left end face, screw rod right-hand member fixed connection is at the downside the biomembrane board left end.
Preferably, two support rods are fixedly arranged at the upper end of the lower side of the biological membrane plate, the two support rods are bilaterally symmetrical by taking the telescopic rod as a symmetrical center, and the upper ends of the support rods are fixedly connected at the lower end of the support plate.
The invention has the beneficial effects that: according to the invention, different purification conditions can be selected according to the content of organic matters in water, and the arranged drainage plate can prevent directly falling water from contacting the surface of the biological membrane, so that the surface of the biological membrane is prevented from being damaged due to the potential energy of the water, and the water purification capacity of the biological membrane is kept at a higher level by controlling the speed of the falling water, so that the problem that the organic matters in the water cannot be completely purified because the water quantity of the biological membrane is unchanged when the surface of the biological membrane is changed by self is avoided.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of the overall structure of a biofilm water treatment and purification device of the present invention.
Fig. 2 is an enlarged schematic view of a in fig. 1.
Fig. 3 is an enlarged schematic view of B in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The biomembrane water treatment and purification equipment comprises a purification box 11, wherein a water inlet cavity 41 with an upward opening is arranged in the purification box 11, a flow limiting plate 37 is fixedly arranged at the lower end of the water inlet cavity 41, an expansion link 40 is fixedly arranged at the center of the upper end of the flow limiting plate 37, the outer side of the flow limiting plate 37 is fixedly connected to the purification box 11, four rotating cavities 43 with openings close to the expansion link 40 are arranged in the flow limiting plate 37, the four rotating cavities 43 are pairwise symmetrical by taking the expansion link 40 as a symmetrical center, a stretching block 50 is rotatably arranged in the rotating cavity 43, a rotating block 42 is fixedly arranged at one end of the stretching block 50 far away from the expansion link 40, a rotating column 44 is rotatably arranged on the rotating block 42, the rear end of the rotating column 44 is fixedly connected to the inner wall at the rear side of the rotating cavity 43, and a spring cavity 48 with an opening close to the, a sliding shaft 49 is slidably arranged in the spring cavity 48, a hinged block 47 is fixedly arranged at one end of the sliding shaft 49 close to the telescopic rod 40, a hinged shaft 46 is rotatably arranged on the hinged block 47, the hinged block 47 is hinged with the inner wall of one side of the rotating cavity 43 close to the telescopic rod 40 through the hinged shaft 46, the rear end of the hinged shaft 46 is fixedly connected to the inner wall of the rear side of the rotating cavity 43, a heavy purifying cavity 14 is arranged in the purifying box 11, the heavy purifying cavity 14 is positioned at the lower end of the flow limiting plate 37, two supporting rods 36 are fixedly arranged at the lower end of the flow limiting plate 37, the two supporting rods 36 are bilaterally symmetrical by taking the telescopic rod 40 as a symmetrical center, a fixed shaft block 35 is fixedly arranged at the lower end of the supporting rod 36, a rotating shaft 12 is rotatably arranged at the front end of the fixed shaft block 35, a water guide plate 34 is fixedly arranged on the rotating shaft 12, and a rotating shaft 13, the rear end of the rotating shaft 13 is fixedly connected to the inner wall of the rear side of the heavy purification cavity 14, the lower end of the heavy purification cavity 14 is fixedly provided with a biological membrane plate 33, the upper end of the biological membrane plate 33 is provided with a biological membrane 15, the lower end of the biological membrane 15 is communicated with eight filter plate holes 32, the lower end of each filter plate hole 32 is communicated with a double water purification cavity 30, the lower end of the double water purification cavity 30 is fixedly provided with a water guide block 56, the water guide block 56 is slidably connected in the double water purification cavity 30, the right end of the double water purification cavity 30 is communicated with two water outlets 31, the two water outlets 31 penetrate through the right end face of the purification box 11, the water outlet 31 at the upper end of the water guide block 56 is arranged at the upper side, a water inlet cavity 25 with an upward opening is arranged in the water guide block 56, the upper end of the water inlet cavity 25 is fixedly provided with a transverse plate 28, a sliding, a sliding block 53 is arranged in the sliding cavity 51 in a sliding mode, a connecting rod 54 is fixedly arranged at the upper end of the sliding block 53, a contact block 55 is fixedly arranged at the upper end of the connecting rod 54, a supporting plate 22 is fixedly arranged at the lower end of the water guiding block 56, four water inlet holes 23 which penetrate through the supporting plate 22 from top to bottom are formed in the supporting plate 22, a drainage tube 24 is arranged in the water guiding block 56, the upper end of the drainage tube 24 is communicated with the lower end of the water inlet cavity 25, the lower end of the drainage tube 24 is respectively communicated with the four water inlet holes 23, a compression spring 52 is fixedly arranged at the lower end of the sliding block 53, the lower end of the compression spring 52 is fixedly connected to the inner wall of the lower side of the water inlet cavity 25 on a book, the biomembrane plate 33 is connected in the double-purification water cavity 30 in a sliding mode, the right, through the upside the purification is accomplished to biomembrane board 33, and then through the upside delivery port 31 discharges purifying box 11, when organic matter concentration is higher, through the downside biomembrane board 33 moves up, and then drives draw water piece 56 moves up, simultaneously draw water piece 56 seals the upside delivery port 31, and then work as draw water piece 56 upper end contact upside behind the biomembrane board 33 lower extreme, draw water piece 56 and continue the rebound, and then drive support touch multitouch 55 and upwards remove, and then work as support touch multitouch 55 and contradict in the upside during biomembrane board 33 lower extreme, drive compression spring 52 compresses, and then opens sliding chamber 51, and then make water pass through two-layer purification treatment is accomplished to biomembrane board 33.
Advantageously, a fixed plate 38 is fixedly arranged at the upper end of the purification box 11, a hydraulic pump 39 is fixedly arranged at the lower end of the fixed plate 38, and the telescopic rod 40 is slidably connected in the hydraulic pump 39.
Beneficially, the right end of the purification box 11 is fixedly provided with a motor 16, the lower end of the motor 16 is provided with a motor shaft 17, the lower end of the motor shaft 17 is fixedly provided with a threaded sleeve 18, a threaded cavity 19 with a downward opening is formed in the threaded sleeve 18, a screw 21 is arranged in the threaded cavity 19 in a threaded manner, a moving cavity 58 is slidably arranged on the right side of the screw 21, the moving cavity 58 penetrates through the left end face of the purification box 11, and the right end of the screw 21 is fixedly connected to the left end of the lower biofilm plate 33.
Advantageously, two support rods 57 are fixedly arranged at the upper end of the lower biofilm plate 33, the two support rods 57 are bilaterally symmetrical with the telescopic rod 40 as a symmetry center, and the upper ends of the support rods 57 are fixedly connected to the lower end of the support plate 22.
The following describes in detail the use steps of a biofilm water treatment and purification device in the present text with reference to fig. 1 to 3:
initially, the expansion link 40 is in an extended state, the restrictor plate 37 is in a closed state, the lower end of the lower biological membrane plate 33 is tightly attached to the inner wall of the lower side of the dual water purification cavity 30, and the sliding block 53 closes the sliding cavity 51;
when the water purifier works, water to be purified enters the purifying box 11 through the water inlet cavity 41, so that the hydraulic pump 39 is started, the telescopic rod 40 is driven to move upwards, the flow limiting plate 37 is driven to move upwards, the hinge block 47 is driven to rotate around the hinge shaft 46, the sliding shaft 49 is driven to move upwards, the extension spring 45 is driven to extend, the flow limiting plate 37 is opened, the water inlet cavity 41 is communicated with the heavy purifying cavity 14, when the water flow is large, the telescopic rod 40 continues to move upwards, the four sliding shafts 49 are in an extension state, the water in the water inlet cavity 41 enters the heavy purifying cavity 14 more quickly, and when the flow limiting plate 37 is opened upwards, the support rod 36 is driven to move upwards, so that the rotating shaft 12 is driven to rotate, the water diversion plate 34 is further driven to rotate around the rotating shaft 13, and then the water passing through the flow restriction plate 37 falls on the biological membrane plate 33 through the flow restriction plate 37, so that the water is prevented from directly falling on the biological membrane 15, and further the water passes through the filter plate hole 32 to fall into the dual purified water cavity 30 through the purification of the biological membrane 15, and further flows out of the purification box 11 through the upper water outlet 31;
when the water to be purified contains more organic matters, the motor 16 is started to drive the motor shaft 17 to rotate, and further drive the threaded sleeve 18 to rotate, and further drive the screw rod 21 to move upwards, and further drive the lower side of the biological membrane plate 33 to move upwards, and further drive the 67 to move upwards, and further drive the supporting plate 22 to move upwards, and further drive the water-guiding block 56 to move upwards, and further when the contact-resisting block 55 abuts against the lower end of the upper side of the biological membrane plate 33, the water-guiding block 56 continues to move upwards, and further the contact-resisting block 55 moves downwards, and further drive the connecting rod 54 to move downwards, and further drive the sliding block 53 to move downwards, and further drive the compression spring 52 to compress, and further open the sliding cavity 51, and simultaneously the water-guiding block 56 seals the water outlet 31 at the upper side, and further enables the water to pass through the upper side of the biological membrane plate 33, through the sliding cavity 51 fall into to in the intake antrum 25, and then through drainage tube 24 reposition of redundant personnel extremely in the inlet opening 23, and then fall on the downside on the biomembrane board 33, and then through doubly after the biomembrane 15 purifies through the downside delivery port 31 discharges purifying box 11.
The invention has the beneficial effects that: according to the invention, different purification conditions can be selected according to the content of organic matters in water, and the arranged drainage plate can prevent directly falling water from contacting the surface of the biological membrane, so that the surface of the biological membrane is prevented from being damaged due to the potential energy of the water, and the water purification capacity of the biological membrane is kept at a higher level by controlling the speed of the falling water, so that the problem that the organic matters in the water cannot be completely purified because the water quantity of the biological membrane is unchanged when the surface of the biological membrane is changed by self is avoided.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a biomembrane water treatment clarification plant, includes the purifying box, its characterized in that: a water inlet cavity with an upward opening is arranged in the purifying box, a flow limiting plate is fixedly arranged at the lower end of the water inlet cavity, a telescopic rod is fixedly arranged at the center of the upper end of the flow limiting plate, the outer side of the flow limiting plate is fixedly connected to the purifying box, four rotating cavities with openings close to the telescopic rod are arranged in the flow limiting plate, the four rotating cavities are pairwise symmetrical by taking the telescopic rod as a symmetrical center, a stretching block is rotatably arranged in each rotating cavity, a rotating block is fixedly arranged at one end, away from the telescopic rod, of each stretching block, a rotating column is rotatably arranged on each rotating block, the rear end of each rotating column is fixedly connected to the inner wall of the rear side of each rotating cavity, a spring cavity with an opening close to the telescopic rod is arranged in each stretching block, a sliding shaft is slidably arranged in each spring cavity, a hinged block is fixedly arranged, the hinged block is hinged with the inner wall of one side of the rotating cavity close to the telescopic rod through the hinged shaft, the rear end of the hinged shaft is fixedly connected to the inner wall of the rear side of the rotating cavity, a heavy purification cavity is arranged in the purification box and is positioned at the lower end of the flow limiting plate, two supporting rods are fixedly arranged at the lower end of the flow limiting plate, the two supporting rods are bilaterally symmetrical by taking the telescopic rod as a symmetrical center, a shaft fixing block is fixedly arranged at the lower end of the supporting rods, a rotating shaft is rotatably arranged at the front end of the shaft fixing block, a water diversion plate is fixedly arranged on the rotating shaft, a rotating shaft is rotatably arranged on one side of the water diversion plate far away from the telescopic rod, the rear end of the rotating shaft is fixedly connected to the inner wall of the rear side of the heavy purification cavity, a biological membrane plate is fixedly arranged at the lower end of the heavy purification cavity, a biological, the lower end of the filter plate hole is communicated with a double purified water cavity, the lower end of the double purified water cavity is fixedly provided with a water diversion block which is connected in the double purified water cavity in a sliding way, the right end of the double purified water cavity is communicated with two water outlets which penetrate through the right end surface of the purifying box, the upper side of the double purified water cavity is positioned at the upper end of the water diversion block, the water diversion block is internally provided with a water inlet cavity with an upward opening, the upper end of the water inlet cavity is fixedly provided with a transverse plate, the transverse plate is provided with a sliding cavity which penetrates through the water inlet cavity up and down, the lower end of the sliding cavity is communicated with the water inlet cavity, the sliding cavity is internally provided with a sliding block in a sliding way, the upper end of the sliding block is fixedly provided with a connecting rod, the upper end of the connecting rod is fixedly provided with, the upper end of the drainage tube is communicated with the lower end of the water inlet cavity, the lower end of the drainage tube is communicated with the four water inlet holes, a compression spring is fixedly arranged at the lower end of the sliding block, the lower end of the compression spring is fixedly connected to the inner wall of the lower side of the water inlet cavity on a book, the biomembrane plate is connected in the double-layer purified water cavity in a sliding mode, and the lower side of the biomembrane plate is closed to the right end of the biomembrane plate.
2. The biofilm water treatment purification apparatus as recited in claim 1, wherein: the purification case upper end is fixed and is equipped with the fixed plate, the fixed hydraulic pump that is equipped with of fixed plate lower extreme, telescopic link sliding connection be in the hydraulic pump.
3. The biofilm water treatment purification apparatus as recited in claim 1, wherein: the improved biological membrane plate purification device is characterized in that a motor is fixedly arranged at the right end of the purification box, a motor shaft is arranged at the lower end of the motor, a threaded sleeve is fixedly arranged at the lower end of the motor shaft, a threaded cavity with a downward opening is formed in the threaded sleeve, a screw rod is arranged in the threaded cavity, a moving cavity is slidably arranged on the right side of the screw rod and penetrates through the left end face of the purification box, and the right end of the screw rod is fixedly connected to the lower side of the left end.
4. The biofilm water treatment purification apparatus as recited in claim 1, wherein: the lower side two supporting rods are fixedly arranged at the upper end of the biological membrane plate, the two supporting rods use the telescopic rod as a symmetrical center in bilateral symmetry, and the upper ends of the supporting rods are fixedly connected to the lower end of the supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010998842.6A CN112093915A (en) | 2020-09-22 | 2020-09-22 | Biomembrane water treatment purifying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010998842.6A CN112093915A (en) | 2020-09-22 | 2020-09-22 | Biomembrane water treatment purifying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112093915A true CN112093915A (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010998842.6A Withdrawn CN112093915A (en) | 2020-09-22 | 2020-09-22 | Biomembrane water treatment purifying equipment |
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| Country | Link |
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| CN (1) | CN112093915A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4627923A (en) * | 1984-09-20 | 1986-12-09 | International Tectonics Incorporated | Apparatus and method of filtering solids from a liquid effluent |
| US20140263000A1 (en) * | 2013-03-15 | 2014-09-18 | Yee Chun Lee | Methods and Apparatuses for Water Treatment |
| CN205575760U (en) * | 2016-01-05 | 2016-09-14 | 宜兴市永创环保科技有限公司 | Multi -functional biological filter |
| CN207483555U (en) * | 2017-11-01 | 2018-06-12 | 苏州贝彩纳米科技有限公司 | A kind of sewage-treatment plant with doughnut biomembrane |
| CN209957593U (en) * | 2019-03-16 | 2020-01-17 | 杭州华家池环保技术工程有限公司 | Integrated efficient sewage membrane treatment equipment |
| CN211497124U (en) * | 2020-08-07 | 2020-09-15 | 昌邑市宝路达机械制造有限公司 | Breeding wastewater biofilm treatment device |
-
2020
- 2020-09-22 CN CN202010998842.6A patent/CN112093915A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4627923A (en) * | 1984-09-20 | 1986-12-09 | International Tectonics Incorporated | Apparatus and method of filtering solids from a liquid effluent |
| US20140263000A1 (en) * | 2013-03-15 | 2014-09-18 | Yee Chun Lee | Methods and Apparatuses for Water Treatment |
| CN205575760U (en) * | 2016-01-05 | 2016-09-14 | 宜兴市永创环保科技有限公司 | Multi -functional biological filter |
| CN207483555U (en) * | 2017-11-01 | 2018-06-12 | 苏州贝彩纳米科技有限公司 | A kind of sewage-treatment plant with doughnut biomembrane |
| CN209957593U (en) * | 2019-03-16 | 2020-01-17 | 杭州华家池环保技术工程有限公司 | Integrated efficient sewage membrane treatment equipment |
| CN211497124U (en) * | 2020-08-07 | 2020-09-15 | 昌邑市宝路达机械制造有限公司 | Breeding wastewater biofilm treatment device |
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Application publication date: 20201218 |
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| WW01 | Invention patent application withdrawn after publication |