CN214360326U - Filtering system - Google Patents

Abstract

The application discloses a filtering system, which comprises at least two groups of sub-filtering systems, wherein each group of sub-filtering systems comprises a first main water inlet pipeline, a first main water outlet pipeline and at least two filtering pipelines, a plurality of filtering pipelines can be mutually connected in parallel or in series and then are communicated with the first main water inlet pipeline and the first main water outlet pipeline, a plurality of groups of sub-filtering systems are connected in series, sewage flows through the plurality of filtering pipelines of the group through the first main water inlet pipeline at the upstream and flows out through the first main water outlet pipeline after being filtered, and then enters the adjacent sub-filtering systems at the downstream for filtering, and so on until all opened sub-filtering systems are finished, at least two kinds of filtering materials are arranged in the plurality of groups of sub-filtering systems, in the running process of the sewage, the sewage is filtered by a plurality of stages and a plurality of filtering materials, so that the water quality reaches the discharge and recycling standards, the filtering stages and the types of the filtering materials can be adjusted according to the sewage condition, the running time of the sewage is prolonged, and the water quality of different purified sewage is guaranteed.

Description

Filtering system

Technical Field

The utility model belongs to the technical field of sewage treatment technique and specifically relates to a filtration system is related to.

Background

Sewage treatment is for making sewage reach the water quality requirement of discharging into a certain water or reuse and carry out the process of purifying it, sewage treatment is by each field such as wide application in building, agriculture, traffic, the energy, the petrochemical industry, the environmental protection, the urban landscape, medical treatment, food and beverage, also more and more the daily life who advances ordinary people, filtration system need be used to the sewage treatment in-process, in order to get rid of the solid impurity in the sewage, sewage filters mostly simple single-stage at present, single filter material filters, this kind of structure operating duration is short, it is poor to get rid of the effect.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the embodiment of the utility model provides a filtration system adopts the sub-filtration system of multiunit, and the sub-filtration system of multiunit uses two kind at least filter materials, realizes multistage, the filterable effect of many filter materials, and the operating duration of extension sewage in the system guarantees quality of water and discharges.

The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

according to the utility model discloses filtration system, including at least two sets of sub filtration systems, every group sub filtration system includes first main water intake pipe, first main outlet pipe way and two at least filter line, is located the upper reaches sub filtration system first main outlet pipe way with be located low reaches and adjacent sub filtration system first main water intake pipe way intercommunication, many the intercommunication that filter line connects in parallel each other or establish ties each other is in main water intake pipe way with between the main outlet pipe way, the multiunit be provided with two at least kinds of filter materials in the sub filtration system.

The filtering system according to the embodiment of the present invention comprises at least two groups of sub-filtering systems, each group of sub-filtering systems comprises a first main water inlet pipeline, a first main water outlet pipeline and at least two filtering pipelines, the plurality of filtering pipelines can be connected in parallel or in series and then are communicated with the first main water inlet pipeline and the first main water outlet pipeline, in the multi-group sub-filtering system, two adjacent groups of sub-filtering systems, the first main water outlet pipeline of the sub-filtering system located at the upstream is communicated with the first main water inlet pipeline of the sub-filtering system located at the downstream, thus, sewage enters the plurality of filtering pipelines connected in parallel or in series for filtering through the first main water inlet pipeline at the upstream, flows out through the first main water outlet pipeline of the group after filtering, enters the adjacent sub-filtering system located at the downstream, enters the plurality of filtering pipelines connected in parallel or in series for filtering through the first main water inlet pipeline at the downstream, analogize from this, until all opened sub-filtration systems have been walked, the water after the filtration flows out and collects through the first main outlet conduit of the sub-filtration system of last level, wherein, be provided with two kinds of at least filter materials in multiunit sub-filtration system, at sewage operation in-process, to sewage accomplished the filtration of multistage, multiple filter material, make quality of water reach emission and retrieval and utilization standard, can adjust the kind of filtration progression and filter material according to the sewage condition, prolonged the operating time of sewage, make the quality of water after the sewage purification of difference all obtain the guarantee.

In some embodiments, the backwashing system further comprises a second main water inlet pipeline and a second main water outlet pipeline, the second main water inlet pipeline is connected in parallel with second sub water inlet pipelines which are the same in number as the filtering pipelines, the second main water outlet pipeline is connected in parallel with second sub water outlet pipelines which are the same in number as the filtering pipelines, each filtering pipeline is communicated with one second sub water inlet pipeline and one second sub water outlet pipeline, and the flow direction of backwashing water of the backwashing system in the filtering pipeline is opposite to the flow direction of sewage of the sub filtering system in the filtering pipeline.

In some embodiments, the filter circuit includes a first sub water inlet circuit, a first sub water outlet circuit, and a filter device filled with filter material, and the first sub water inlet circuit and the first sub water outlet circuit are communicated at two ends of the filter device.

In some embodiments, a series pipeline is further disposed between the upstream first sub water outlet pipeline and the downstream and adjacent first sub water inlet pipeline.

In some embodiments, the exhaust system further comprises a main exhaust pipeline and the number of sub exhaust pipelines is the same as that of the filter devices, one end of each sub exhaust pipeline is communicated with the top of the filter device, and the other end of each sub exhaust pipeline is communicated with the main exhaust pipeline.

In some embodiments, the first sub water inlet pipeline, the second sub water inlet pipeline, the first sub water outlet pipeline, the second sub water outlet pipeline, and the serial pipeline are all provided with a water valve.

In some embodiments, the water valve is a motorized ball valve.

In some embodiments, an air valve is disposed on the sub-exhaust pipeline.

In some embodiments, a pressure gauge is provided on the top of the filter device.

In some embodiments, a blowdown pipeline is further arranged on the first sub water outlet pipeline, and a blowdown valve is arranged on the blowdown pipeline.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the embodiments of the present 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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a diagram of a filtration system according to an embodiment of the present invention;

FIG. 2 is a path diagram of the filtering pipeline connected in parallel to filter the sewage according to the embodiment of the present invention;

FIG. 3 is a filtering pipeline series-connected sewage filtering path diagram according to the embodiment of the present invention;

FIG. 4 is a single-stage filtration sewage path diagram according to an embodiment of the present invention;

fig. 5 is a diagram illustrating a backwash water path in a backwash system according to an embodiment of the present invention.

In the figure: 1. a sub-filtration system; 101. a first sub-filtration system; 102. a second sub-filtration system; 2. a first main water inlet pipeline; 3. a first main water outlet pipeline; 4. a filtering pipeline; 5. a second main water inlet pipeline; 6. a second main water outlet pipeline; 7. a second sub-water inlet pipeline; 8. a second sub-outlet pipeline; 9. a first sub-water inlet pipeline; 10. a first sub water outlet pipeline; 11. a filtration device; 12. a series pipeline; 13. a primary exhaust line; 14. a secondary exhaust line; 15. an electric ball valve; 16. an air valve; 17. a pressure gauge; 18. a sewage draining pipeline; 19. a blowoff valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1 to 5, the filtering system of the embodiment of the present application includes at least two sets of sub-filtering systems 1, each set of sub-filtering system 1 includes a first main water inlet pipeline 2, a first main water outlet pipeline 3 and at least two filtering pipelines 4, the first main water outlet pipeline 3 of the sub-filtering system 1 located at the upstream is communicated with the first main water inlet pipeline 2 of the sub-filtering system 1 located at the downstream and adjacent to the downstream, so that the sets of sub-filtering systems 1 are connected in series, the plurality of filtering pipelines 4 arranged in each set of sub-filtering system 1 are connected in parallel or in series between the first main water inlet pipeline 2 and the first main water outlet pipeline 3 of the set of sub-filtering system 1, the first main water inlet pipeline 2 is located at the upstream end, the first main water outlet pipeline 3 is located at the downstream end, at least two kinds of filtering materials are arranged in the sets of sub-filtering systems 1, so that, in use, different connection modes are selected according to the amount of sewage and the impurity condition in the sewage, different filter materials operate, so that various kinds of sewage can be filtered by multiple stages and multiple filter materials, and the water quality is ensured.

The present specification describes two sets of sub-filtration systems 1, each set of sub-filtration system 1 is provided with two filtration pipelines 4, wherein the sub-filtration system 1 located upstream is referred to as a first sub-filtration system 101, and the sub-filtration system 1 located downstream is referred to as a second sub-filtration system 102:

in the first operation mode, the filter pipelines 4 are operated in series, referring to fig. 3, two filter pipelines 4 in the first sub-filter system 101 are connected in series, the water inlet end of the filter pipeline 4 at the upstream is communicated with the first main water inlet pipeline 2 of the first sub-filter system 101, the water outlet end of the filter pipeline 4 at the downstream is communicated with the first main water outlet pipeline 3 of the first sub-filter system 101, two filter pipelines 4 in the second sub-filter system 102 are connected in series, the water inlet end of the filter pipeline 4 at the upstream is communicated with the first main water inlet pipeline 2 of the second sub-filter system 102, the water outlet end of the filter pipeline 4 at the downstream is communicated with the first main water outlet pipeline 3 of the second sub-filter system 102, the water inlet end of the first main water inlet pipeline 2 of the first sub-filter system 101 is communicated with the sewage supply device, the first main water outlet pipeline 3 of the first sub-filter system 101 is communicated with the first main water inlet pipeline 2 of the second sub-filter system 102, the first main water outlet pipeline 3 of the second sub-filtration system 102 is communicated with the purified water collection equipment, quartz sand filtration can be arranged in the plurality of filtration pipelines 4 of the first sub-filtration system 101, and activated carbon filtration can be arranged in the plurality of filtration pipelines 4 of the second sub-filtration system 102;

in a second operation mode, the filter pipelines 4 are operated in parallel, referring to fig. 2, two filter pipelines 4 in the first sub-filter system 101 are connected in parallel, the water inlet ends of the two filter pipelines 4 are connected in parallel and then communicated with the first main water inlet pipeline 2 of the first sub-filter system 101, the water outlet ends of the two filter pipelines 4 are connected in parallel and then communicated with the first main water outlet pipeline 3 of the first sub-filter system 101, two filter pipelines 4 in the second sub-filter system 102 are connected in parallel, the water inlet ends of the two filter pipelines 4 are connected in parallel and then communicated with the first main water inlet pipeline 2 of the second sub-filter system 102, the water outlet ends of the two filter pipelines 4 are connected in parallel and then communicated with the first main water outlet pipeline 3 of the second sub-filter system 102, the water inlet end of the first main water inlet pipeline 2 of the first sub-filter system 101 is communicated with the sewage supply device, the first main water outlet pipeline 3 of the first sub-filter system 101 is communicated with the first main water inlet pipeline 2 of the second sub-filter system 102, the first main water outlet pipeline 3 of the second sub-filtration system 102 is communicated with the purified water collection equipment, quartz sand filtration can be arranged in the plurality of filtration pipelines 4 of the first sub-filtration system 101, and activated carbon filtration can be arranged in the plurality of filtration pipelines 4 of the second sub-filtration system 102;

in the third operation mode, referring to fig. 4, in the single-stage operation, the water inlet end of one of the filter pipelines 4 in the first sub-filter system 101 is communicated with the first main water inlet pipeline 2, the water outlet end is communicated with the first main water outlet pipeline 3, the water inlet end of one of the filter pipelines 4 in the second sub-filter system 102 is communicated with the first main water inlet pipeline 2, the water outlet end is communicated with the first main water outlet pipeline 3, the water inlet end of the first main water inlet pipeline 2 of the first sub-filter system 101 is communicated with the sewage supply device, the first main water outlet pipeline 3 of the first sub-filter system 101 is communicated with the first main water inlet pipeline 2 of the second sub-filter system 102, and the first main water outlet pipeline 3 of the second sub-filter system 102 is communicated with the purified water collection device, quartz sand filtration may be provided in the plurality of filter lines 4 of the first sub-filter system 101 and activated carbon filtration may be provided in the plurality of filter lines 4 of the second sub-filter system 102.

The method only lists the three operation modes, but is not limited to the three operation modes, and in the actual operation process, other achievable operation modes can be selected for filtering according to the water quantity and the impurity condition in the sewage.

In some embodiments, the filtering apparatus 11 further includes a backwashing system, the backwashing system includes a second main water inlet pipeline 5 and a second main water outlet pipeline 6, the second main water inlet pipeline 5 is connected in parallel with a second sub water inlet pipeline 7 having the same number as that of the filtering pipelines 4, the second sub water outlet pipeline 8 is connected in parallel with a second sub water outlet pipeline 8 having the same number as that of the filtering pipelines 4, each filtering pipeline 4 corresponds to one second sub water inlet pipeline 7 and one second sub water outlet pipeline 8, the backwashing water in the backwashing system flows in the filtering pipeline 4 in a direction opposite to that of the sewage in the sub filtering system 1 in the filtering pipeline 4, in other words, the second sub water inlet pipeline 7 is connected to the downstream end of the filtering pipeline 4, the second sub water outlet pipeline 8 is connected to the upstream end of the filtering pipeline 4, after the filtering apparatus 11 operates for a period of time, a large amount of impurities remain in the filtering pipeline 4, at this time, the backwashing system needs to be started, backwashing water enters the filter pipeline 4 through the second main water inlet pipeline 5 and the second sub water inlet pipeline 7, impurities in the filter pipeline 4 are taken away, and the backwashing water is discharged through the second sub water outlet pipeline 8 and the second main water outlet pipeline 6.

Further, the above mentioned filtering pipeline 4 includes a first sub water inlet pipeline 9, a first sub water outlet pipeline 10 and a filtering device 11 for filling a filtering material, the first sub water inlet pipeline 9 and the first sub water outlet pipeline 10 are connected to two opposite ends of the filtering device 11, a cavity is inside the filtering device 11, the filtering material is disposed in the cavity, sewage flows into the cavity through the first sub water inlet pipeline 9 and flows out from the first sub water outlet pipeline 10 after being filtered by the filtering material, the water outlet end of the second sub water inlet pipeline 7 can be communicated with the first sub water outlet pipeline 10, the second sub water outlet pipeline 8 is communicated with the first sub water inlet pipeline 9, backwash water flows into the filtering device 11 through the second sub water inlet pipeline 7 and then flows out through the second sub water outlet pipeline 8.

In practice, in order to enable a plurality of filtering devices 11 in the same group of sub-filtering systems 1 to be connected in series, a series pipeline 12 is arranged between the first sub-water outlet pipeline 10 at the upstream and the sub-water inlet pipeline at the downstream between two adjacent filtering pipelines 4.

Further, this filter equipment 11 still is provided with exhaust system, and exhaust system is connected with filter equipment 11, including main exhaust pipe way 13 and the same sub-exhaust pipe way 14 of filter equipment 11 quantity, and sub-exhaust pipe way 14 one end communicates with filter equipment 11 top, and the other end communicates with main exhaust pipe way 13.

In the implementation, the first sub water inlet pipeline 9, the first sub water outlet pipeline 10, the second sub water inlet pipeline 7, the second sub water outlet pipeline 8 and the serial pipeline 12 are all provided with water valves, the multiple groups of sub filtering systems 1, the multiple filtering pipelines 4, the serial pipeline 12 and the backwashing system in the application are all in a mutually connected state before operation, the switching of the operation modes is controlled by the water valves, and the on-off of the pipelines where the water valves are controlled.

Specifically, the water valves are all electric ball valves 15, and can be remotely controlled.

An air valve 16 is also provided in the secondary exhaust line 14, which can be opened and closed depending on the pressure in the filter device 11.

In addition, a pressure gauge 17 is provided on the top of the filter device 11.

A blowdown pipeline 18 is also arranged on the first sub water outlet pipeline 10, a blowdown valve 19 is arranged on the blowdown pipeline 18, and after the filtering system runs for a long time, the blowdown valve 19 can be opened to discharge the internal filth.

The filter material can be quartz sand or activated carbon, but is not limited to the above two filter materials.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. The filtering system is characterized by comprising at least two groups of sub-filtering systems (1), wherein each group of sub-filtering systems (1) comprises a first main water inlet pipeline (2), a first main water outlet pipeline (3) and at least two filtering pipelines (4), the first main water outlet pipeline (3) of each sub-filtering system (1) positioned on the upstream is communicated with the first main water inlet pipeline (2) of each sub-filtering system (1) positioned on the downstream and adjacent to the upstream, the filtering pipelines (4) are communicated in parallel or in series between the first main water inlet pipeline (2) and the first main water outlet pipeline (3), and at least two kinds of filtering materials are arranged in the sub-filtering systems (1).

2. The filtering system according to claim 1, further comprising a backwashing system, which comprises a second main water inlet pipeline (5) and a second main water outlet pipeline (6), wherein the second main water inlet pipeline (5) is connected in parallel with a second sub water inlet pipeline (7) with the same number as the filtering pipelines (4), the second main water outlet pipeline (6) is connected in parallel with a second sub water outlet pipeline (8) with the same number as the filtering pipelines (4), each filtering pipeline (4) is communicated with one second sub water inlet pipeline (7) and one second sub water outlet pipeline (8), and backwashing water of the backwashing system flows in the filtering pipelines (4) in a direction opposite to the flow direction of sewage of the sub filtering system (1) in the filtering pipelines (4).

3. The filtering system according to claim 2, wherein the filtering circuit (4) comprises a first sub water inlet circuit (9), a first sub water outlet circuit (10) and a filtering device (11) for filling with filtering material, and the first sub water inlet circuit (9) and the first sub water outlet circuit (10) are communicated at two ends of the filtering device (11).

4. A filtering system according to claim 3, wherein a series line (12) is further provided between the upstream first sub water outlet line (10) and the downstream and adjacent first sub water inlet line (9).

5. A filtering system according to claim 3, further comprising an exhaust system comprising a primary exhaust line (13) and a number of secondary exhaust lines (14) equal to the number of filtering devices (11), said secondary exhaust lines (14) communicating at one end with the top of the filtering devices (11) and at the other end with the primary exhaust line (13).

6. The filtration system according to claim 4, wherein the first sub water inlet pipeline (9), the second sub water inlet pipeline (7), the first sub water outlet pipeline (10), the second sub water outlet pipeline (8) and the series pipeline (12) are all provided with water valves.

7. A filter system according to claim 6, wherein the water valve is an electrically operated ball valve (15).

8. A filter system according to claim 5, wherein the sub-exhaust line (14) is provided with a gas valve (16).

9. A filter system according to claim 3, characterised in that the top of the filter device (11) is provided with a pressure gauge (17).

10. A filter system according to claim 3, wherein the first sub water outlet line (10) is further provided with a blowdown line (18), and the blowdown line (18) is provided with a blowdown valve (19).

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