CN210711091U - Composite filter assembly and sewage treatment equipment - Google Patents
Composite filter assembly and sewage treatment equipment Download PDFInfo
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- CN210711091U CN210711091U CN201920928964.0U CN201920928964U CN210711091U CN 210711091 U CN210711091 U CN 210711091U CN 201920928964 U CN201920928964 U CN 201920928964U CN 210711091 U CN210711091 U CN 210711091U
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Abstract
The utility model relates to an embodiment discloses a composite filter assembly, include: a frame; the hollow fiber membrane groups are used for filtering sewage and are positioned in the frame; and the electrolysis assembly is arranged on the frame and is used for carrying out electrolysis treatment on the sewage in the frame. A sewage treatment device comprises the composite filtering component. The composite filtering assembly utilizes the electrolytic assembly to generate the electric field, so that anions and cations can move directionally, deposition on the hollow fiber membrane module is avoided, bubbles generated by electrolysis are favorable for removing sludge attached to the hollow fiber membrane module, the electric field is favorable for improving the cleaning effect of the hollow fiber membrane module, and the operation and maintenance cost and difficulty are reduced.
Description
Technical Field
The utility model relates to a sewage treatment technical field especially relates to a compound filtering component sewage treatment device.
Background
The existing sewage treatment methods are various, but a certain treatment method is not perfect, for example, a common MBR membrane biological reaction treatment method has the advantages of large biomass, high treatment efficiency, less residual sludge and the like, but also has the phenomenon of easy film formation pollution, and the permeability of the film is reduced to different degrees due to the deposition of suspended pollutants, soluble organic matters and microorganisms in mixed liquor on the surface of the film and the folding and winding of fibers, impurities and the like in activated sludge; and then need often wash or change the membrane, the operation maintenance cost is higher, is unfavorable for popularizing and applying, for this reason the utility model provides a compound filtering component sewage treatment device is used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a compound filtering component sewage treatment device, can effectively reduce the washing of membrane or change the frequency.
According to the utility model discloses a first aspect provides a composite filter assembly, include:
a frame;
the hollow fiber membrane groups are used for filtering sewage and are positioned in the frame;
and the electrolysis assembly is arranged on the frame and is used for carrying out electrolysis treatment on the sewage in the frame.
Preferably, the electrolytic assembly comprises an anode and a cathode, the cathode being mounted on the outer side wall of the frame, the anode being mounted inside the frame.
Preferably, the cathode is plate-shaped, the cathode covers the side wall of the frame, and the anode is rod-shaped.
Preferably, the number of the anodes is six, and the anodes are uniformly distributed in the frame.
Preferably, the cathode is made of stainless steel, and a plurality of through holes are formed in the cathode.
Preferably, the diameter of the through hole is 1mm-5 mm.
Preferably, the hollow fiber membrane module comprises an upper connecting rod, a hollow fiber membrane and a lower connecting rod, two ends of the hollow fiber membrane are respectively connected with the upper connecting rod and the lower connecting rod, a first water collecting channel is arranged in the upper connecting rod or/and the lower connecting rod, and the first water collecting channel is communicated with the inside of the hollow fiber membrane.
Preferably, the hollow fiber membrane module further comprises a water collecting pipe, a second water collecting channel is arranged inside the water collecting pipe, the first water collecting channel is communicated with the second water collecting channel, and the second water collecting channel is provided with an output interface.
Preferably, the utility model discloses still include the aeration pipe, the aeration pipe installs on the frame, the aeration pipe includes a working section, the working section is located the frame lower part, be provided with a plurality of exhaust holes on the working section.
According to the utility model discloses a second aspect provides a sewage treatment device, including arbitrary foretell composite filter subassembly.
Any one of the technical schemes at least has the following beneficial technical effects:
1. the hollow fiber membrane group is used for sewage treatment, the treatment efficiency is high, the residual sludge is less, and the equipment volume and the sludge outward transportation can be reduced;
2. active oxidation free radicals generated by the anode in the electrolytic component can play a role in sterilization, so that the effluent quality is improved;
3. the voltage applied to the sewage by the electrolysis assembly can ensure that the anions and the cations can move directionally in the presence of an electric field, avoid deposition on the hollow fiber membrane module to cause pollution blockage and reduce the sewage treatment efficiency;
4. bubbles generated by electrolysis are beneficial to removing sludge attached to the hollow fiber membrane group, the membrane flux is recovered in time, and the performance stability of the system is improved;
5. when regeneration agents such as NaCl are added, hypochlorous acid can be generated due to the existence of the electric field, the addition of oxidation agents for off-line cleaning can be reduced, the cleaning effect of the hollow fiber membrane module can be improved due to the electric field, and the operation and maintenance cost and difficulty are reduced.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
FIG. 1 is a schematic view of one embodiment of a composite filter assembly;
FIG. 2 is a schematic illustration of a composite filter assembly after a hidden cathode;
FIG. 3 is a comparison graph of the membrane flux of the MBR membrane bioreaction treatment of the utility model compared with the conventional MBR membrane bioreaction treatment.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1-3, a composite filter assembly includes:
a frame 1, wherein the frame 1 is rectangular;
the hollow fiber membrane groups 2 are used for filtering sewage and are positioned in the frame 1;
the electrolysis assembly is arranged on the frame 1 and used for carrying out electrolysis treatment on the sewage in the frame 1, and the electrolysis assembly can generate a stable electric field in the frame.
The technical scheme at least has the following beneficial technical effects:
1. the hollow fiber membrane group is used for sewage treatment, the treatment efficiency is high, the residual sludge is less, and the equipment volume and the sludge outward transportation can be reduced;
2. active oxidation free radicals generated by the anode in the electrolytic component can play a role in sterilization, so that the effluent quality is improved;
3. the voltage applied to the sewage by the electrolysis assembly can ensure that the anions and the cations can move directionally in the presence of an electric field, avoid deposition on the hollow fiber membrane module to cause pollution blockage and reduce the sewage treatment efficiency;
4. bubbles generated by electrolysis are beneficial to removing sludge attached to the hollow fiber membrane group, the membrane flux is recovered in time, and the performance stability of the system is improved;
5. when regeneration agents such as NaCl are added, hypochlorous acid can be generated due to the existence of the electric field, the addition of oxidation agents for off-line cleaning can be reduced, the cleaning effect of the hollow fiber membrane module can be improved due to the electric field, and the operation and maintenance cost and difficulty are reduced.
In some embodiments, the frame 1 may be provided in a cylindrical shape or another shape.
As shown in fig. 1 and 2, in some embodiments, the electrolysis assembly comprises an anode 4 and a cathode 5, the cathode 5 being mounted on the outer side wall of the frame 1, the anode 4 being mounted inside the frame 1; so can form stable electric field in frame 1, the anion and cation carries out directional removal, avoids deposiing on hollow fiber membrane group, improves hollow fiber membrane group 2's life.
As shown in fig. 1, in some embodiments, the cathode 5 has a plate shape, the cathode 5 covers the side wall of the frame 1, the top and bottom of the frame 1 are open, and the anode 4 has a rod shape; thus, the electrolytic component can generate a uniform electric field in the frame 1, and the service life of the hollow fiber membrane module is prolonged; preferably, the number of the anodes 4 is six, and the anodes are uniformly distributed inside the frame 1; the user can select different numbers of anodes 4 according to the size of the frame 1 in order to achieve the desired electric field effect. Preferably, the cathode 5 is made of stainless steel, and the cathode 5 is provided with a plurality of through holes, so that the cathode 5 with the structure has low manufacturing cost and high production efficiency; preferably, the diameter of the through hole is 1mm-5 mm; the cathode 5 can thus serve as an aid in isolating bulk impurities.
As shown in fig. 2, in some embodiments, the hollow fiber membrane module 2 is an immersion type filtration membrane module, the hollow fiber membrane module includes an upper connection rod 6, a hollow fiber membrane 7 and a lower connection rod 8, two ends of the hollow fiber membrane 7 are respectively connected with the upper connection rod 6 and the lower connection rod 8, a first water collecting channel is arranged in the upper connection rod 6, and the first water collecting channel is communicated with the interior of the hollow fiber membrane 7; hollow fiber membrane group 2 still includes collector pipe 9, and collector pipe 9 is inside to be provided with the second passageway that catchments, first passageway and the second passageway intercommunication that catchments, and the second passageway that catchments has output interface 10. The specific work flow of the hollow fiber membrane module with the structure is as follows, the hollow fiber membrane module 2 is immersed in sewage, the sewage enters the hollow fiber membrane 7 after being filtered by the hollow fiber membrane 7 and then is collected into the first water collecting channel, water in the first water collecting channels is collected into the second water collecting channel again, and flows to the next treatment process through the output interface 10 on the second water collecting channel; the hollow fiber membrane 7 is composed of hundreds to thousands of hollow fiber membrane filaments; the water collecting pipe 9 is preferably arranged in a U shape, so that the upper connecting rod 6 can be positioned inside the water collecting pipe 9, and the two ends of the upper connecting rod 6 are communicated with the water collecting pipe 9, so that water can be collected conveniently.
Of course, the same technical effects can be achieved by providing the first water collecting channel in the upper connecting rod 6, the first water collecting channel in the lower connecting rod 8, or both the upper connecting rod 6 and the lower connecting rod 8.
Preferably, the utility model discloses still include aeration pipeline 11, aeration pipeline 11 installs on frame 1, and aeration pipeline 11 includes a working section 3, and working section 3 is located frame 1 lower part, is provided with a plurality of exhaust holes on the working section 3, through the fan toward aeration pipeline 11 interior blast air, and wind is discharged from the exhaust hole on the working section 3, and the bubble of production does benefit to adnexed sludge removal on the hollow fiber membrane group, in time resumes membrane flux, improves the stability of performance of system.
According to the utility model discloses a second aspect provides a sewage treatment device, including arbitrary foretell composite filter subassembly.
The technical scheme at least has the following beneficial technical effects:
1. the hollow fiber membrane group is used for sewage treatment, the treatment efficiency is high, the residual sludge is less, and the equipment volume and the sludge outward transportation can be reduced;
2. active oxidation free radicals generated by the anode 4 in the electrolytic component can play a role in sterilization, so that the effluent quality is improved;
3. the voltage applied to the sewage by the electrolysis assembly can ensure that the anions and the cations can move directionally in the presence of an electric field, avoid deposition on the hollow fiber membrane module to cause pollution blockage and reduce the sewage treatment efficiency;
4. bubbles generated by electrolysis are beneficial to removing sludge attached to the hollow fiber membrane group, the membrane flux is recovered in time, and the performance stability of the system is improved;
5. when regeneration agents such as NaCl are added, hypochlorous acid can be generated due to the existence of the electric field, the addition of oxidation agents for off-line cleaning can be reduced, the cleaning effect of the hollow fiber membrane module can be improved due to the electric field, and the operation and maintenance cost and difficulty are reduced.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. A composite filter assembly, comprising:
a frame;
the hollow fiber membrane groups are used for filtering sewage and are positioned in the frame;
and the electrolysis assembly is arranged on the frame and is used for carrying out electrolysis treatment on the sewage in the frame.
2. A composite filter assembly as defined in claim 1 wherein said electrolytic assembly includes an anode and a cathode, said cathode being mounted on an exterior side wall of said frame, said anode being mounted within said frame.
3. A composite filter assembly as defined in claim 2 wherein said cathode is in the form of a plate, said cathode covering the side walls of said frame, said anode being in the form of a rod.
4. A composite filter assembly as defined in claim 3 wherein said anodes are six in number and are uniformly distributed within said frame.
5. A composite filter assembly as defined in claim 3 wherein said cathode is formed of a stainless steel material and said cathode has a plurality of through holes formed therein.
6. A composite filter assembly as claimed in claim 5, wherein said perforations are 1mm to 5mm in diameter.
7. The composite filter assembly of claim 1, wherein the hollow fiber membrane module comprises an upper connecting rod, a hollow fiber membrane and a lower connecting rod, two ends of the hollow fiber membrane are respectively connected with the upper connecting rod and the lower connecting rod, a first water collecting channel is arranged in the upper connecting rod or/and the lower connecting rod, and the first water collecting channel is communicated with the inside of the hollow fiber membrane.
8. The composite filter assembly of claim 7 wherein said hollow fiber membrane module further comprises a water collection tube, said water collection tube having a second water collection channel disposed therein, said first water collection channel being in communication with said second water collection channel, said second water collection channel having an output port.
9. The composite filter assembly of claim 1, further comprising an aeration conduit mounted to said frame, said aeration conduit including a working section, said working section being located at a lower portion of said frame, said working section having a plurality of air vents therein.
10. A wastewater treatment plant characterized by comprising a composite filter assembly according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920928964.0U CN210711091U (en) | 2019-06-19 | 2019-06-19 | Composite filter assembly and sewage treatment equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920928964.0U CN210711091U (en) | 2019-06-19 | 2019-06-19 | Composite filter assembly and sewage treatment equipment |
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| CN210711091U true CN210711091U (en) | 2020-06-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204115A (en) * | 2019-06-19 | 2019-09-06 | 中山朗清膜业有限公司 | A kind of combined filtration component and sewage disposal device |
| CN112316732A (en) * | 2020-09-22 | 2021-02-05 | 宁波方太厨具有限公司 | Device for rapidly infiltrating and cleaning membrane yarns and utilization method thereof |
-
2019
- 2019-06-19 CN CN201920928964.0U patent/CN210711091U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204115A (en) * | 2019-06-19 | 2019-09-06 | 中山朗清膜业有限公司 | A kind of combined filtration component and sewage disposal device |
| CN112316732A (en) * | 2020-09-22 | 2021-02-05 | 宁波方太厨具有限公司 | Device for rapidly infiltrating and cleaning membrane yarns and utilization method thereof |
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