CN111453867A - Multistage filter device for municipal sewage treatment - Google Patents
Multistage filter device for municipal sewage treatment Download PDFInfo
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- CN111453867A CN111453867A CN202010291944.4A CN202010291944A CN111453867A CN 111453867 A CN111453867 A CN 111453867A CN 202010291944 A CN202010291944 A CN 202010291944A CN 111453867 A CN111453867 A CN 111453867A
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
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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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a multistage filtering device for urban sewage treatment, which comprises a primary water storage filtering tank, wherein the primary water storage filtering tank is communicated with a plurality of secondary filtering components; the two-stage filtering assemblies respectively comprise filtering cylinders, adjacent filtering cylinders are communicated in series through a first pipeline, the three-stage filtering assemblies respectively comprise filtering membrane pipes, and adjacent filtering membrane pipes are communicated in series through a second pipeline; the filter cartridge is communicated with the filter membrane tube through a first pipeline; the filter cartridge is internally provided with a filter cartridge cavity, and a plurality of filter components which are arranged at intervals in the front and the back and are used for filtering are fixedly connected in the filter cartridge cavity. Adopt above-mentioned device part design to realize hierarchical filtration, not only filtration purification efficiency is high, and hierarchical filtration has effectively improved the filter time, has increased the filter effect.
Description
Technical Field
The invention relates to the field of urban sewage treatment devices, in particular to a multistage filtering device for urban sewage treatment.
Background
With the development of cities, the increase of urban population and the acceleration of industrial production, a large amount of urban sewage is generated in cities every day. After the urban sewage is purified, clean water which can be recycled is formed.
The research shows that: the urban sewage generally contains organic pollutants including carbohydrates, proteins, amino acids, fatty acids, grease, esters and the like. Since municipal sewage contains a large amount of suspended matter and sediment, it is necessary to filter and purify the suspended matter and sediment in the purification of the municipal sewage.
Based on the importance of the environmental protection treatment of municipal sewage, many reports have been made on equipment for the purification treatment of municipal sewage and technology for improving the equipment. For example, Chinese patent No. 201920671396.0 discloses a sewage filtering device.
This is reported in the above patent documents; the sewage filtering device comprises a filtering box, a working cavity is arranged in the filtering box, and a water inlet pipe and a feeding pipe are arranged at the top end of the filtering box; still include the motor, the churn, toper cover and circular slab, the toper cover is installed in the middle part of rose box, the inboard bottom of toper cover is provided with multiunit annular boss, the top of toper cover is provided with the circular port, install the filter screen in the circular port, the bottom of toper cover is the annular and is provided with the multiunit connecting rod, still include the transmission shaft, the multiunit puddler, left side drive plate, right side drive plate, the sheet rubber, brush hair and drain pipe, the left end of drain pipe is located the top of toper cover right-hand member, and be provided with the drain valve in drain pipe department.
However, the technical solutions reported in the above patents and the filtering apparatuses disclosed in the prior art have poor filtering effects, and in the filtering process, the purifying effect of the sewage is gradually reduced along with the increase of the filtering time, mainly because the filtering apparatuses disclosed in the prior art cannot realize the classified filtering.
Disclosure of Invention
The invention aims to solve the technical problem of providing a multistage filtering device for urban sewage treatment.
The invention solves the technical problems through the following technical scheme:
a multistage filtering device for urban sewage treatment comprises a primary water storage filtering tank, wherein the primary water storage filtering tank is communicated with a plurality of secondary filtering components, and the secondary filtering components are communicated with a plurality of tertiary filtering components;
the two-stage filtering assemblies respectively comprise filtering cylinders, adjacent filtering cylinders are communicated in series through a first pipeline, the three-stage filtering assemblies respectively comprise filtering membrane pipes, and adjacent filtering membrane pipes are communicated in series through a second pipeline;
the filter cartridge is communicated with the filter membrane tube through a first pipeline;
a filter cylinder cavity is formed in the filter cylinder, and a plurality of filter parts which are arranged at intervals in the front and the back are fixedly connected in the filter cylinder cavity;
the filter components comprise annular bars fixedly connected in the filter cartridge cavity, and a plurality of first filter pieces are distributed on the inner side wall of each annular bar in an annular array manner;
the first filter piece comprises a first connecting rod fixedly connected to the inner side wall of the annular bar, the end part of the first connecting rod is fixedly connected with a first filter sphere, and a filter agent is filled in the first filter sphere;
a plurality of second filter pieces are distributed on the inner side wall of the annular bar in an annular array manner, and the second filter pieces and the first filter pieces are distributed in a staggered manner;
the second filter piece comprises a second connecting rod fixedly connected to the inner side wall of the annular bar, the end part of the second connecting rod is fixedly connected with a second filter sphere, and a filtering agent is filled in the second filter sphere;
the length of the first connecting rod is greater than that of the second connecting rod.
Preferably, the front end part and the rear end part of the filter cylinder are communicated with a first connecting flange;
the first pipeline is communicated with a first connecting flange;
the front end part and the rear end part of the filtering membrane pipe are communicated with second connecting flanges, and the second pipeline is communicated with the second connecting flanges.
Preferably, the water outlet end of the first pipeline communicated between the filter cartridge and the filtering membrane pipe is communicated with the second connecting flange at the front side part of the filtering membrane pipe.
Preferably, the multistage filtering device for urban sewage treatment further comprises a supporting plate for supporting the filter cartridge and the filter membrane tube, and the top of the supporting plate is provided with an arc-shaped overlapping groove;
the bottom of backup pad is equipped with the bed plate, the preceding, the back lateral wall of backup pad all through spliced pole fixed connection on the bed plate.
Preferably, the top of the primary water storage filter tank is communicated with a water inlet flange;
the bottom of the primary water storage filter tank is communicated with the first connecting flange at the front side part of the filter membrane pipe through a first pipeline.
Preferably, a primary filtering component is fixedly connected in the primary water storage filtering tank;
and primarily filtering the sewage through the primary filtering component.
Preferably, the primary filter part comprises two connecting ring bodies which are arranged at intervals up and down;
the connecting ring body is fixedly connected to the inner side wall of the primary water storage filter tank;
a plurality of filter cage components are fixedly connected between the bottoms of the connecting ring bodies;
the filter cage components comprise top fixed disks and bottom filter disks arranged at intervals with the top fixed disks;
a plurality of filter cage rods are fixedly connected between the top fixed disc and the bottom filter disc; a filtering gap is formed among the plurality of filtering cage rods, the top fixed disk and the bottom filtering disk;
be equipped with the non-woven fabrics filter bag in the filtration space, the non-woven fabrics filter bag intussuseption is filled with the adsorbent.
Preferably, the top of the top fixing disk is fixedly connected with a first connecting post rod, and the first connecting post rod is fixedly connected to the bottom of the connecting ring body.
Preferably, the bottom of the bottom fixed disk is fixedly connected with a second connecting post rod, and the second connecting post rod is fixedly connected to the top of the connecting ring body below the second connecting post rod.
Compared with the prior art, the invention has the following advantages:
through design second grade filtering component, specifically adopt, strain a section of thick bamboo, strain between the section of thick bamboo and establish ties the intercommunication through first pipeline, strain and have a section of thick bamboo chamber in the section of thick bamboo, strain the filter component that a intracavity fixedly connected with was preceding, back interval set up, specifically adopt annular bar, first filtration piece (first connecting rod, first filtration spheroid), the second to filter piece (second connecting rod, second filtration spheroid), the length of first connecting rod is greater than the length of second connecting rod. And then the sewage enters the filter cylinder cavity and can be remarkably filtered and purified under the layer-by-layer adsorption of adsorbents (activated carbon) in the first filter sphere and the second filter sphere. Simultaneously, the first filtering ball body and the second filtering ball body which are distributed realize multidirectional contact and multidirectional filtering on sewage, and the filtering effect is improved. And a channel for sewage to pass through is formed between the first filter piece and the second filter piece which are distributed in the annular array, so that the flow of sewage is not influenced.
Through the design of the filtering membrane pipe, sewage is thoroughly filtered and purified into water resources capable of being recycled.
An arc-shaped overlapping groove is formed in the top of the supporting plate through the design of the supporting plate; the filter cartridge and the filter membrane tube are carried in the arc-shaped carrying groove. By adopting the device part design, the carrying stability of the filter cylinder and the filter membrane tube is effectively improved, and the filter cylinder and the filter membrane tube are integrated in series.
Through designing the primary filter unit of fixedly connected with in the one-level water storage filtration jar, specifically adopt to connect the ring body, filter the cage part and specifically do: the top fixed disk, the bottom filter disk, a plurality of filter cage rods fixedly connected between the top fixed disk and the bottom filter disk, a cage-shaped filter gap formed between the top fixed disk and the bottom filter disk, and the non-woven fabric filter bag filled with an adsorbent. And then realize that sewage enters into one-level water storage filter tank, the adsorbent in the filtration cage part in the submergence sewage is diversified adsorbs sewage and realizes preliminary purification sewage.
Adopt above-mentioned device part design to realize hierarchical filtration, not only filtration purification efficiency is high, and hierarchical filtration has effectively improved the filter time, has increased the filter effect.
Drawings
FIG. 1 is a schematic view of the overall structure in an embodiment of the present invention;
FIG. 2 is a schematic diagram of a two-stage filter assembly in communication with a three-stage filter assembly in an embodiment of the present invention;
FIG. 3 is a schematic diagram of a dispersed configuration of a secondary filter assembly in an embodiment of the invention;
FIG. 4 is a schematic view of the structure of a filter element in an embodiment of the invention;
FIG. 5 is a schematic view of a dispersing structure of the primary water storage canister in the embodiment of the invention;
FIG. 6 is a schematic diagram of the construction of a primary filter element in an embodiment of the invention;
FIG. 7 is a front view of the embodiment of the present invention in FIG. 1;
FIG. 8 is a top view of the embodiment of the present invention in FIG. 1;
in the figure, a base plate 1, a support plate 2, an arc-shaped overlapping groove 22, a connecting column 21, a secondary filter component 3, a filter cartridge 31, a first pipeline 32, a first connecting flange a, a filter cartridge cavity 33, a filter component 34, an annular bar 341, a first filter component 342, a first connecting rod 3421, a first filter sphere 3422, a second filter component 343, a second filter sphere 3431, a second connecting rod 3432, a tertiary filter component 4, a filter membrane tube 41, a second pipeline 42, a second connecting flange B, a primary water storage filter tank 5, a water inlet flange 51, a primary filter component 52, a connecting ring body 521, a filter cage component 522, a top fixed disk 5221, a bottom filter disk 5223, a filter cage rod 5222 and a first connecting column rod 5211 are connected in series.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
Example 1
As shown in fig. 1-8, a multistage filter device for urban sewage treatment comprises a first-stage water storage filter tank 5, wherein the first-stage water storage filter tank 5 is communicated with a plurality of second-stage filter components 3, and the second-stage filter components 3 are communicated with a plurality of third-stage filter components 4. Realize many sewage classification filtration through one-level water storage filtration jar 5, second grade filtering component 3, tertiary filtering component 4, improve sewage filter effect.
The top of the primary water storage filtering tank 5 is communicated with a water inlet flange 51. The primary water storage filtering tank 5 filters the sewage layer by layer through a plurality of secondary filtering components 3 after primary filtering.
The specific structure of the secondary filter component 3 is as follows:
each secondary filter assembly 3 comprises a filter cylinder 31 in a cross-column shape, adjacent filter cylinders 31 are communicated in series through a first pipeline 32, and specifically, the front end part and the rear end part of each filter cylinder 31 are communicated with a first connecting flange A; the first pipe 32 leads to a first connecting flange a. The bottom of the primary water storage filtering tank 5 is communicated with the first connecting flange A at the front side part of the filtering membrane pipe through a first pipeline 32.
In order to realize filtration, the filter cylinder 31 is provided with a filter cylinder cavity 33, and a plurality of filter components 34 which are arranged at intervals in the front and the back are fixedly connected in the filter cylinder cavity 33. Layer-by-layer filtration is achieved by the filter element 34. Specifically, each filter element 34 is structured as follows:
each filter element 34 includes an annular bar 341 fixedly attached within the filter cartridge chamber 33, i.e., the outer sidewall of the annular bar 341 is fixedly attached to the inner sidewall of the filter cartridge chamber 33.
Meanwhile, a plurality of first filtering pieces 342 are distributed on the inner side wall of the annular bar 341 in an annular array. The first filter 342 includes a first connecting rod 3421 fixedly connected to the inner side wall of the annular bar 341, a first filtering sphere 3422 is fixedly connected to an end of the first connecting rod 3421, and the first filtering sphere 3422 is filled with a filtering agent. The first filtering sphere 3422 is woven by a metal screen, the filtering agent is activated carbon, and the aperture of the metal screen is smaller than that of the activated carbon, so that the activated carbon is filled in the first filtering sphere 3422.
In order to improve the filtering effect, a plurality of second filtering members 343 are distributed on the inner side wall of the annular bar 341 in an annular array, and the second filtering members 343 are distributed in a staggered manner with respect to the first filtering members 342.
Similarly, the second filtering member 343 includes a second connecting rod 3432 fixedly connected to the inner side wall of the annular bar 341, and an end of the second connecting rod 3432 is fixedly connected to a second filtering sphere 3431 (similarly, the second filtering sphere 3431 is woven by a metal filter screen, and the filtering agent is activated carbon, and the pore size of the metal filter screen is smaller than that of the activated carbon, so that the activated carbon is filled in the second filtering sphere 3431).
Meanwhile, the length of the first link 3421 is greater than the length of the second link 3432. The first filter 342 and the second filter 343 are arranged in a staggered manner to realize multidirectional contact and multidirectional filtration on sewage, so that the filtering effect is improved. And a channel for the sewage to pass through is formed between the first filtering member 342 and the second filtering member 343 which are distributed in the annular array, so that the flow of the sewage is not affected.
The sewage passing through the secondary filtering component 3 is purified to a certain extent, so that the secondary filtering component 3 is communicated with the tertiary filtering component 4 in order to improve the filtering effect. The specific structure of the third-stage filtering component 4 is as follows:
the tertiary filtering assemblies 4 each include a filtering membrane tube 41 (the filtering membrane tube 41 is a membrane filtering tube disclosed in the prior art, and completely purifies sewage in a membrane filtering manner), and adjacent filtering membrane tubes 41 are connected in series and communicated with each other through a second pipeline 42. Meanwhile, the filter cartridge 31 located at the right side portion communicates with the adjacent portion of the filter membrane tube 41 through the first pipe 32. Specifically, the front end and the rear end of the filtering membrane tube 41 are both communicated with a second connecting flange B, and the second pipeline 42 is communicated with the second connecting flange B. The water outlet end of the first pipe 32 communicating between the filter cartridge 31 and the filtering membrane tube 41 communicates with the second connecting flange B at the front side of the filtering membrane tube 41.
The device has the advantages of component design:
through designing second-stage filter component 3, specifically adopt, filter cylinder 31 are connected in series through first pipeline 32 and are communicated, filter cylinder chamber 33 has in filter cylinder 31, filter cylinder chamber 33 is interior fixedly connected with a plurality of filter element 34 that the interval set up before, back, specifically adopt annular barred bar 341, first filter piece 342 (first connecting rod 3421, first filter spheroid 3422), second filter piece 343 (second connecting rod 3432, second filter spheroid 3431), the length of first connecting rod 3421 is greater than the length of second connecting rod 3432. Further, the sewage enters the filter cartridge cavity 33 and is adsorbed by the adsorbents (activated carbon) in the first filtering sphere 3422 and the second filtering sphere 3431 layer by layer, so that the sewage can be remarkably filtered and purified. Meanwhile, the distributed first filtering sphere 3422 and second filtering sphere 3431 realize multidirectional contact and multidirectional filtering on sewage, and the filtering effect is improved. And a channel for the sewage to pass through is formed between the first filtering member 342 and the second filtering member 343 which are distributed in the annular array, so that the flow of the sewage is not affected.
Through the design of the filtering membrane pipe 41, sewage is thoroughly filtered and purified into water resources which can be recycled.
Example 2
As shown in fig. 1 to 8, in this embodiment, in order to realize the support of the filter cartridge 31 and the filtration membrane tube 41 based on the structure of embodiment 1, a support device designed as follows is adopted:
the multistage filtering device for urban sewage treatment further comprises a supporting plate 2 for supporting the filter cartridge 31 and the filtering membrane tube 41, wherein the top of the supporting plate 2 is provided with an arc-shaped overlapping groove 22; the filter cartridge 31 and the filter membrane tube 41 are mounted in the arc-shaped mounting groove 22.
Simultaneously, the bottom of backup pad 2 is equipped with bed plate 1, the preceding, the back lateral wall of backup pad 2 all through spliced pole 21 fixed connection on bed plate 1.
The device has the advantages of component design:
an arc-shaped overlapping groove 22 is formed in the supporting plate 2 and the top of the supporting plate 2; the filter cartridge 31 and the filter membrane tube 41 are mounted in the arc-shaped mounting groove 22. By adopting the design of the device components, the carrying stability of the filter cartridge 31 and the filter membrane tube 41 is effectively improved, and the filter cartridge 31 and the filter membrane tube 41 are integrated in series.
Example 3
As shown in fig. 1 to 8, in the present embodiment, in order to implement the primary filtration of the sewage in the primary water storage filter tank 5, a primary filtration component 52 is fixedly connected to the primary water storage filter tank 5 in the structural contact of embodiment 2. The sewage is primarily filtered by the primary filter unit 52.
The specific structure of the primary filter element 52 is as follows:
the primary filter element 52 comprises two connecting ring bodies 521 which are arranged at intervals up and down; the connecting ring body 521 is fixedly connected to the inner side wall of the primary water storage filter tank 5; a plurality of filter cage components 522 are fixedly connected between the bottoms of the connecting ring bodies 521.
The sewage enters the filter cage member 522 to be adsorbed and filtered. Specifically, filter cage members 522 each include a top stationary disk 5221, and filter cage members 522 further include a bottom filter disk 5223 spaced from top stationary disk 5221. A plurality of filter cage bars 5222 are fixedly connected between the top fixed disc 5221 and the bottom filter disc 5223; a plurality of filtering cage rods 5222 form cage-shaped filtering gaps with the top fixed disc 5221 and the bottom filtering disc 5223. A non-woven fabric filter bag (not shown in the figure) is arranged in the filter gap, and an adsorbent is filled in the non-woven fabric filter bag. The adsorbent is specifically adsorbent such as activated carbon with adsorption effect. Meanwhile, the top of the top fixing plate 5221 is fixedly connected with a first connecting post 5211, and the first connecting post 5211 is fixedly connected to the bottom of the connecting ring 521. The bottom of bottom fixed disk is fixedly connected with the second and connects the post, second is connected the post fixed connection and is located the below connect the top of ring body 521.
The device has the advantages of component design:
through designing the primary water storage filtration tank 5 internal fixation and connection have elementary filtering component 52, specifically adopt to connect ring 521, filter cage component 522 and specifically be: a plurality of filter cage bars 5222 are fixedly connected between the top fixed disk 5221, the bottom filter disk 5223, the top fixed disk 5221 and the bottom filter disk 5223 to form cage-shaped filter gaps, and the non-woven fabric filter bags are filled with an adsorbent. And then realize that sewage enters into one-level water storage filter tank 5 in, the adsorbent in the filtration cage part 522 in the submergence sewage is diversified adsorbs sewage and realizes preliminary purification sewage.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A multi-stage filtering device for urban sewage treatment is characterized by comprising a primary water storage filtering tank, wherein the primary water storage filtering tank is communicated with a plurality of secondary filtering components;
the two-stage filtering assemblies respectively comprise filtering cylinders, adjacent filtering cylinders are communicated in series through a first pipeline, the three-stage filtering assemblies respectively comprise filtering membrane pipes, and adjacent filtering membrane pipes are communicated in series through a second pipeline;
the filter cartridge is communicated with the filter membrane tube through a first pipeline;
a filter cylinder cavity is formed in the filter cylinder, and a plurality of filter parts which are arranged at intervals in the front and the back are fixedly connected in the filter cylinder cavity;
the filter components comprise annular bars fixedly connected in the filter cartridge cavity, and a plurality of first filter pieces are distributed on the inner side wall of each annular bar in an annular array manner;
the first filter piece comprises a first connecting rod fixedly connected to the inner side wall of the annular bar, the end part of the first connecting rod is fixedly connected with a first filter sphere, and a filter agent is filled in the first filter sphere;
a plurality of second filter pieces are distributed on the inner side wall of the annular bar in an annular array manner, and the second filter pieces and the first filter pieces are distributed in a staggered manner;
the second filter piece comprises a second connecting rod fixedly connected to the inner side wall of the annular bar, the end part of the second connecting rod is fixedly connected with a second filter sphere, and a filtering agent is filled in the second filter sphere;
the length of the first connecting rod is greater than that of the second connecting rod.
2. The multistage municipal sewage treatment device according to claim 1, wherein said filter cartridge has a front end and a rear end both connected to a first connecting flange;
the first pipeline is communicated with a first connecting flange;
the front end part and the rear end part of the filtering membrane pipe are communicated with second connecting flanges, and the second pipeline is communicated with the second connecting flanges.
3. The municipal sewage treatment multistage filtration device according to claim 2, wherein the outlet end of said first pipe communicating between said filter cartridge and said filtration membrane tube communicates with said second connection flange at a position on the front side of said filtration membrane tube.
4. The multistage filtering device for urban sewage treatment according to claim 3, further comprising a support plate for supporting the filter cartridge and the filter membrane tube, wherein the top of the support plate is provided with an arc-shaped overlapping groove;
the bottom of backup pad is equipped with the bed plate, the preceding, the back lateral wall of backup pad all through spliced pole fixed connection on the bed plate.
5. The multistage filtering device for urban sewage treatment according to claim 4, wherein a water inlet flange is communicated with the top of the primary water storage filtering tank;
the bottom of the primary water storage filter tank is communicated with the first connecting flange at the front side part of the filter membrane pipe through a first pipeline.
6. The multistage filtering device for urban sewage treatment according to claim 5, wherein a primary filtering component is fixedly connected in the primary water storage filtering tank;
and primarily filtering the sewage through the primary filtering component.
7. The municipal sewage treatment multistage filtration device according to claim 6, wherein said primary filtration unit comprises two connecting ring bodies arranged at an upper and lower interval;
the connecting ring body is fixedly connected to the inner side wall of the primary water storage filter tank;
a plurality of filter cage components are fixedly connected between the bottoms of the connecting ring bodies;
the filter cage components comprise top fixed disks and bottom filter disks arranged at intervals with the top fixed disks;
a plurality of filter cage rods are fixedly connected between the top fixed disc and the bottom filter disc; a filtering gap is formed among the plurality of filtering cage rods, the top fixed disk and the bottom filtering disk;
be equipped with the non-woven fabrics filter bag in the filtration space, the non-woven fabrics filter bag intussuseption is filled with the adsorbent.
8. The municipal sewage treatment multistage filtration device according to claim 7, wherein a first connecting rod is fixedly connected to the top of the top fixed disk, and the first connecting rod is fixedly connected to the bottom of the connecting ring body.
9. The municipal sewage treatment multistage filtration device according to claim 8, wherein the bottom of said bottom stationary pan is fixedly connected with a second connecting post, said second connecting post being fixedly connected to the top of said connecting ring body located below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010291944.4A CN111453867A (en) | 2020-04-14 | 2020-04-14 | Multistage filter device for municipal sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010291944.4A CN111453867A (en) | 2020-04-14 | 2020-04-14 | Multistage filter device for municipal sewage treatment |
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| CN111453867A true CN111453867A (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010291944.4A Withdrawn CN111453867A (en) | 2020-04-14 | 2020-04-14 | Multistage filter device for municipal sewage treatment |
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| US20090159514A1 (en) * | 2006-05-10 | 2009-06-25 | Grundfos Management A/S | Reactor Comprising a Stack of Filter Plates |
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| US20150034535A1 (en) * | 2013-07-31 | 2015-02-05 | Waterlok Technologies, LLC | Portable disposable waste water recycling |
| CN206089238U (en) * | 2016-09-29 | 2017-04-12 | 淄博黄河龙生物工程有限公司 | Reclaimed water recycling system |
| CN107082461A (en) * | 2017-06-29 | 2017-08-22 | 阜宁县曙光合成革有限公司 | A kind of many bag filter filters |
| CN206512013U (en) * | 2017-03-02 | 2017-09-22 | 六安中达信息科技有限公司 | A kind of carwash sewage stage purifying device |
| CN209483518U (en) * | 2019-02-13 | 2019-10-11 | 淮北市超利汽车部件有限公司 | A kind of petrol pump fuel filter separator |
| CN210122515U (en) * | 2019-03-27 | 2020-03-03 | 刘小超 | Industrial water purification equipment |
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2020
- 2020-04-14 CN CN202010291944.4A patent/CN111453867A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090159514A1 (en) * | 2006-05-10 | 2009-06-25 | Grundfos Management A/S | Reactor Comprising a Stack of Filter Plates |
| US20150034535A1 (en) * | 2013-07-31 | 2015-02-05 | Waterlok Technologies, LLC | Portable disposable waste water recycling |
| CN103848529A (en) * | 2014-02-28 | 2014-06-11 | 长沙威保特环保科技有限公司 | Reverse osmosis-based high-concentration sewage treatment method |
| CN206089238U (en) * | 2016-09-29 | 2017-04-12 | 淄博黄河龙生物工程有限公司 | Reclaimed water recycling system |
| CN206512013U (en) * | 2017-03-02 | 2017-09-22 | 六安中达信息科技有限公司 | A kind of carwash sewage stage purifying device |
| CN107082461A (en) * | 2017-06-29 | 2017-08-22 | 阜宁县曙光合成革有限公司 | A kind of many bag filter filters |
| CN209483518U (en) * | 2019-02-13 | 2019-10-11 | 淮北市超利汽车部件有限公司 | A kind of petrol pump fuel filter separator |
| CN210122515U (en) * | 2019-03-27 | 2020-03-03 | 刘小超 | Industrial water purification equipment |
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Application publication date: 20200728 |
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| WW01 | Invention patent application withdrawn after publication |