CN214861790U - Filter device of leachate collecting tank - Google Patents

Abstract

The utility model discloses a filtration device of a percolate collecting tank, which relates to the technical field of percolate filtering treatment devices, and comprises a primary filter and a secondary filter connected with the primary filter through a pipeline, wherein the primary filter is a filter cartridge type filter, the primary filter comprises a cylindrical shell and a shell cover arranged at the top of the cylindrical shell, the left side and the right side of the cylindrical shell are respectively provided with a liquid inlet and a liquid outlet, a combined type filter cartridge is arranged inside the cylindrical shell, the combined type filter cartridge divides the inside of the cylindrical shell into a liquid inlet cavity and a liquid outlet cavity, the liquid inlet is communicated with the liquid inlet cavity, the liquid outlet is communicated with the liquid outlet cavity, and the bottom of the liquid cavity is provided with a retentate discharge port; the utility model discloses simple structure, can filter the advantage of waste residue and large granule thing in the filtration liquid.

Description

Filter device of leachate collecting tank

Technical Field

The utility model relates to a filtration liquid filtration treatment technical field, more specifically are the filter equipment technical field who relates to filtration liquid collection tank.

Background

During the stacking and burying process of garbage, due to the biochemical degradation effects of compaction, fermentation and the like, a high-concentration liquid with organic or inorganic components is generated under the seepage action of precipitation and underground water, and the high-concentration liquid is called as garbage leachate, also called as leachate. Factors influencing the generation of percolate are many, and mainly include rainfall condition of a garbage stacking and burying area, the property and the composition of garbage, seepage-proofing treatment condition of a landfill site, hydrogeological conditions of the site and the like.

The landfill leachate has complex water quality and contains various toxic and harmful inorganic matters and organic matters, and the landfill leachate also contains non-chlorinated aromatic compounds such as naphthalene, phenanthrene and the like, chlorinated aromatic compounds, phosphoric acid vinegar, phenolic compounds, aniline compounds and the like which are difficult to biodegrade.

The leachate must be treated, otherwise, the environment can be polluted, the prior art often uses a collecting tank in the process of treating the leachate, but the function of the existing collecting tank is simple, only the collecting and storing function is needed, but the leachate contains a large amount of waste residues and large particles, and the existing collecting tank cannot filter the leachate.

How to solve the above technical problems has been the direction of efforts of those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the technical problem, the utility model provides a filtration liquid collecting tank's filter equipment.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a filter equipment of filtration liquid collection tank, includes the secondary filter that primary filter and be connected with primary filter through the pipeline, primary filter is the cartridge filter, primary filter includes the tube-shape casing and sets up the cap at tube-shape casing top, the tube-shape casing left and right sides is provided with inlet and liquid outlet respectively, tube-shape casing inside is provided with the combination formula cartridge filter, and feed liquor chamber and play liquid chamber are cut apart into to tube-shape casing inside to the combination formula cartridge filter, inlet and feed liquor chamber intercommunication, liquid outlet and play liquid chamber intercommunication, liquid chamber intercommunication bottom is provided with the retentate discharge port.

Further, the combination formula cartridge filter is provided with the baffle including the slope, the baffle of upper left side lower right side formula slope, and the inlet is located the tube-shape casing outer wall of baffle left side top, and the liquid outlet is located the tube-shape casing outer wall of baffle right side below, the through-hole has been seted up on the baffle, and the through-hole below is provided with the ascending cartridge filter of opening, and the cartridge filter internal top is provided with the secondary filter parallel with the baffle, and the cartridge filter bottom is provided with the bellied middle part cartridge filter that makes progress.

Furthermore, a pressure relief hole communicated with the inside of the cylindrical shell is formed in the shell cover.

Further, secondary filter is including filtering the casing, setting up the waste liquid import and the waste liquid export of filtering the inside intercommunication of casing in both sides about filtering the casing, filter the inside multilayer filter mechanism that is provided with of casing.

Furthermore, the inside of the filtering shell is provided with 3 layers of filtering mechanisms, and the 3 layers of filtering mechanisms are a filtering net layer, a quartz sand filtering material layer and a pebble cushion layer which are sequentially arranged according to the liquid flow direction.

The utility model has the advantages as follows:

1. the utility model has simple structure, during the work, the garbage percolate enters the primary filter through the liquid inlet of the primary filter, the filtration treatment is carried out in the primary filter, most percolate waste residues and large particles can be filtered in the primary filter, and then the garbage percolate leaves the primary filter through the liquid outlet of the primary filter; enters a secondary filter through a pipeline, is filtered again in the secondary filter, filters small particles in the percolate through the secondary filter, then enters a percolate collecting tank and waits for the next treatment.

2. The partition plate is provided with a through hole, a filter cartridge with an upward opening is arranged below the through hole, a secondary filter plate parallel to the partition plate is arranged at the top in the filter cartridge, and an upward convex middle filter cartridge is arranged at the bottom of the filter cartridge; the combined filter cartridge with the structure can increase the filtering area and improve the filtering speed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic of the construction of a primary filter;

FIG. 3 is a schematic structural view of a modular filter cartridge;

FIG. 4 is a schematic of the construction of a two-stage filter;

reference numerals: 1-first-stage filter, 1-1-retentate discharge port, 1-2-combined filter cylinder, 1-2.1-middle filter cylinder, 1-2.2-filter cylinder, 1-2.3-secondary filter plate, 1-2.4-partition plate, 1-2.5-through hole, 1-3-cylindrical shell, 1-4-liquid inlet, 1-5-shell cover, 1-6-handle, 1-7-pressure relief hole, 1-8-liquid outlet, 2-pipeline, 3-second-stage filter, 3-1-waste liquid outlet, 3-2-filter shell, 3-3-pebble cushion layer, 3-4-quartz sand filter layer and 3-5-filter net layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1 to 4, the embodiment provides a filtering apparatus of a percolate collecting tank, comprising a primary filter 1 and a secondary filter 3 connected with the primary filter 1 through a pipeline 2, wherein the primary filter 1 is a cartridge filter, the primary filter 1 comprises a cylindrical shell 1-3 and a shell cover 1-5 arranged on the top of the cylindrical shell 1-3, a liquid inlet 1-4 and a liquid outlet 1-8 are respectively arranged on the left and right sides of the cylindrical shell 1-3, a combined filter cartridge 1-2 is arranged in the cylindrical shell 1-3, the combined filter cartridge 1-2 divides the interior of the cylindrical shell 1-3 into a liquid inlet cavity and a liquid outlet cavity, the liquid inlet 1-4 is communicated with the liquid inlet cavity, the liquid outlet 1-8 is communicated with the liquid outlet cavity, the bottom of the liquid cavity is provided with a retentate discharge port 1-1, the top of the shell cover 1-5 is provided with a handle 1-6.

When the garbage filter works, garbage percolate enters the primary filter through the liquid inlet of the primary filter, is filtered in the primary filter, can filter most percolate waste residues and large particles in the primary filter, and then leaves the primary filter through the liquid outlet of the primary filter; enters a secondary filter through a pipeline, is filtered again in the secondary filter, filters small particles in the percolate through the secondary filter, then enters a percolate collecting tank and waits for the next treatment.

Example 2

The embodiment is an improvement on the basis of embodiment 1, and specifically comprises the following steps:

the combined filter cartridge 1-2 comprises a partition plate 1-2.4 which is arranged in an inclined manner, a partition plate 1-2.4 which is inclined from the lower left to the lower right, a liquid inlet 1-4 which is arranged on the outer wall of the cylindrical shell 1-3 above the left side of the partition plate 1-2.4, a liquid outlet 1-8 which is arranged on the outer wall of the cylindrical shell 1-3 below the right side of the partition plate 1-2.4, a through hole 1-2.5 which is arranged on the partition plate 1-2.4, a filter cartridge 1-2.2 which is provided with an upward opening below the through hole, a secondary filter plate 1-2.3 which is parallel to the partition plate 1-2.4 and is arranged at the top of the filter cartridge 1-2.2, and a middle filter cartridge 1-2.1 which is convex upward is arranged at the bottom of the filter cartridge 1-2.2.

And the shell cover 1-5 is provided with a pressure relief hole 1-7 communicated with the interior of the cylindrical shell 1-3.

The secondary filter 3 comprises a filter shell 3-2, a waste liquid inlet 3-6 and a waste liquid outlet 3-1, wherein the waste liquid inlet and the waste liquid outlet are arranged on the left side and the right side of the filter shell 3-2 and communicated with the inside of the filter shell 3-2, and a multi-layer filtering mechanism is arranged inside the filter shell 3-2.

The filtering shell 3-2 is internally provided with 3 layers of filtering mechanisms, and the 3 layers of filtering mechanisms are a filtering net layer 3-5, a quartz sand filtering material layer 3-4 and a pebble cushion layer 3-3 which are sequentially arranged according to the liquid flow direction. The three-layer filtering has good filtering effect.

Claims (5)

1. A filtering device of a percolate collecting tank is characterized by comprising a primary filter (1) and a secondary filter (3) connected with the primary filter (1) through a pipeline (2), wherein the primary filter (1) is a filter cartridge type filter, the primary filter (1) comprises a cylindrical shell (1-3) and a shell cover (1-5) arranged at the top of the cylindrical shell (1-3), a liquid inlet (1-4) and a liquid outlet (1-8) are respectively arranged at the left side and the right side of the cylindrical shell (1-3), a combined filter cartridge (1-2) is arranged inside the cylindrical shell (1-3), the combined filter cartridge (1-2) divides the inside of the cylindrical shell (1-3) into a liquid inlet cavity and a liquid outlet cavity, and the liquid inlet (1-4) is communicated with the liquid inlet cavity, the liquid outlet (1-8) is communicated with a liquid outlet cavity, and the bottom of the liquid cavity communicated with the liquid outlet cavity is provided with a retentate discharge port (1-1).

2. The filtration device of claim 1, wherein the filtration device further comprises a filter unit, the combined filter cartridge (1-2) comprises a baffle plate (1-2.4) which is arranged in an inclined way, the baffle plate (1-2.4) which is inclined at the lower left and the lower right, a liquid inlet (1-4) is positioned on the outer wall of the cylindrical shell (1-3) at the upper left of the baffle plate (1-2.4), a liquid outlet (1-8) is positioned on the outer wall of the cylindrical shell (1-3) at the lower right of the baffle plate (1-2.4), the filter is characterized in that the partition plate (1-2.4) is provided with a through hole (1-2.5), a filter cartridge (1-2.2) with an upward opening is arranged below the through hole, a secondary filter plate (1-2.3) parallel to the partition plate (1-2.4) is arranged at the top in the filter cartridge (1-2.2), and a middle filter cartridge (1-2.1) protruding upwards is arranged at the bottom of the filter cartridge (1-2.2).

3. The filtration device of the percolate collection tank according to claim 1, wherein the housing covers (1-5) are provided with pressure relief holes (1-7) communicating with the interior of the cylindrical housing (1-3).

4. The filtration device of the percolate collecting tank according to claim 1, wherein the secondary filter (3) comprises a filter housing (3-2), a waste liquid inlet (3-6) and a waste liquid outlet (3-1) arranged at the left and right sides of the filter housing (3-2) and communicated with the inside of the filter housing (3-2), and a multi-layer filtering mechanism is arranged inside the filter housing (3-2).

5. The filtration device of the percolate collecting tank according to claim 4, wherein 3 layers of filtering means are arranged inside the filtering housing (3-2), the 3 layers of filtering means are a filtering net layer (3-5), a quartz sand filtering material layer (3-4) and a pebble cushion layer (3-3) which are arranged in sequence according to the liquid flow direction.

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