CN212417141U - Collect thick, thin filtering capability in grid of an organic whole - Google Patents

Abstract

The utility model relates to a grid integrating thick and thin filtering functions, belonging to a grid, comprising a grid body sleeved by a thick grid and a thin grid, wherein the water inlet of the grid body is connected with a sewage pipe network, the other end of the grid body is provided with a drainage groove, sewage is filtered by the thick grid and the thin grid in sequence and is finally discharged by the thin grid and the drainage groove, large and small suspended matters in the sewage are effectively removed, and the occupied area and the construction cost of a village and town sewage treatment plant/station are saved; simultaneously, when clearance bars sediment, need not to remove whole grid body, only need take out thick grid through the grid handle and just can clear up most suspended solid, this grid is when keeping high-efficient filtering capability, and the scarfing cinder operation is simple relatively, convenient operation, and is with low costs, and extensive applicability is general.

Description

Collect thick, thin filtering capability in grid of an organic whole

Technical Field

The utility model relates to a grid, in particular to collect thick, thin filtering capability in grid of an organic whole.

Background

In the treatment process of town sewage and village sewage, sewage entering a sewage treatment plant/station through a sewage pipe network often contains partial suspended matters and floating objects. The grille is used as pretreatment equipment for solid-liquid screening, and has the function of intercepting sundries in various shapes in fluid in a physical mode so as to ensure the normal operation of subsequent equipment (such as a water pump) and pipelines. Therefore, a grating must be provided in front of the sewage treatment system and the water pump.

At present, in the traditional village and town sewage treatment process, sewage is discharged from a pipe network and then needs to be filtered by a coarse grating to remove large-volume suspended matters in the sewage, and then is filtered by a fine grating to remove fine suspended matters in the sewage.

However, the separate arrangement of the thick and thin grids in the traditional sewage treatment process can lead to the oversize of the grid well in the civil engineering process, and further directly lead to the oversize of the floor area of a sewage plant. For some village and town sewage plants, the artificial grating is usually selected, but the operation is inconvenient, the grating slag is inconvenient to clean in the later period, and the labor intensity of workers is greatly enhanced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect of the prior art, the utility model provides a collect thick, thin filtering capability in grid of an organic whole, through the grid body that sets up the suit, sewage is in proper order through the filtration of thick grid and thin grid, flows through thin grid and water drainage tank at last, and the effectual dual filtration's of having concentrated function has reduced land area.

The technical scheme for realizing the purpose is as follows:

the utility model provides a grid integrating the functions of coarse filtration and fine filtration, which comprises a groove-shaped grid body, wherein the grid body is provided with a water inlet, and the water inlet is connected with a sewage pipe network to receive the flowing sewage;

the grating body comprises a groove-shaped thick grating and a groove-shaped thin grating which are sequentially sleeved up and down, wherein two sides of the thin grating are provided with first external turned edges, the first external turned edges are connected with the side edge of a wall body and used for fixing the thin grating, two sides of the thick grating are provided with second external turned edges, the second external turned edges are lapped on the first external turned edges, and when more grating residues are in the thick grating, the thick grating can be directly taken out to clean the grating residues;

one end of the grid body, which is far away from the water inlet, is communicated with a water drainage groove for receiving grid slag flushed out by water flow in the grid body, and the bottom of the water drainage groove is provided with a mesh bottom plate which is lower than the fine grid.

Furthermore, the top of the second outer turned edge is provided with a grid handle, so that a coarse grid can be conveniently extracted to clean grid slag and the grid slag can be conveniently put back to the original place.

Further, the first outer curled edge is fixedly connected with the wall body through a fastener, and the fastener is a pin, a bolt or a screw and is used for fixing the fine grating and fixing the whole grating device through the fine grating.

Further, the water drainage tank with first outer hem body coupling makes things convenient for water drainage tank's preparation to can effectively fix water drainage tank.

Furthermore, the coarse grid consists of grid bars, the gaps of the grid bars are 10-25 mm, and the coarse grid is used for filtering large-volume suspended matters in sewage.

Furthermore, the fine grid is in a mesh form or a pore plate form, wherein the gap of the mesh is 1-1 mm-5 mm, and the gap of the pore plate is 1-5 mm, so that the fine grid is used for filtering suspended matters with small volume in the sewage.

Further, the top of water drainage tank is kept away from one side of grid body is equipped with a waterproof baffle, waterproof baffle follows water drainage tank upwards extends, and the convenient bars sediment in with water drainage tank takes out along waterproof baffle to prevent that sewage from spattering outward.

Further, first outer hem is equipped with a plurality of card hole, the outer hem of second be equipped with the joint in the dop in card hole through with the outer hem joint of second at first outer hem, when forming effective support to thick grid, can also prevent to collapse to the inside side at the outer hem of second after lasting work.

Has the advantages that: compared with the prior art, the utility model is different in that the utility model provides a grid integrating thick and thin filtering functions, which comprises a grid body sleeved by a thick grid and a thin grid, wherein the water inlet of the grid body is connected with a sewage pipe network, the other end of the grid body is provided with a drainage groove, sewage is filtered by the thick grid and the thin grid in sequence, and finally the sewage is discharged by the thin grid and the drainage groove, so that large and small suspended matters in the sewage are effectively removed, and the occupied area and the construction cost of a sewage treatment plant/station in villages and small towns are saved; meanwhile, when the grid slag is cleaned, the whole grid body does not need to be moved, and most suspended matters can be cleaned only by taking out the coarse grid through the grid handle; in rivers washed into water drainage tank with partial suspended solid from the grid body, the grid sediment was discharged along waterproof baffle by water drainage tank, and convenient and fast, this grid when keeping high-efficient filtering capability, the scarfing cinder operation is simple relatively, convenient operation, and is with low costs, has effectively reduced land area occupied in addition.

Drawings

Fig. 1 is a schematic structural diagram of a grating integrating thick and thin filtering functions according to a preferred embodiment of the present application.

Fig. 2 is a cross-sectional front view of the grid in the present application.

Fig. 3 is a cross-sectional side view of a grid in the present application.

The water-saving drainage system comprises a water pool 10, a drainage pipe network 11, a thick grating 3, a grating handle 31, a second external curled edge 32, a thin grating 4, a first external curled edge 41, a fastening piece 42, a drainage groove 5, a mesh bottom plate 51 and a waterproof baffle 52.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to fig. 1 to 3, the present invention provides a grid with integrated thick and thin filtering functions, which is suspended in a pool 10 connected to a water outlet of a sewage pipe network 11, and comprises a groove-shaped grid body, preferably a U-shaped groove, wherein the water inlet of the grid body is connected to the sewage pipe network 11 to receive sewage discharged from the sewage pipe network 11;

the grille body comprises a groove-shaped thick grille 3 and a groove-shaped thin grille 4 which are sequentially sleeved up and down, wherein first external turned edges 41 are arranged on two sides of the thin grille 4, the first external turned edges 41 are connected with the side edge of the wall body of the water pool 10 and used for fixing the thin grille 4, second external turned edges 32 are arranged on two sides of the thick grille 3, the second external turned edges 32 are lapped on the first external turned edges 41, and when more grille slag exists in the thick grille 3, the thick grille 3 can be directly taken out and cleaned;

one end of the grid body, which is far away from the water inlet, is communicated with a drainage groove 5 and is used for receiving grid slag flushed out by water flow in the grid body, the bottom of the drainage groove 5 is provided with a mesh bottom plate 51, and the mesh bottom plate 51 is lower than the fine grid 4, so that sewage is discharged through meshes while a large amount of grid slag is received.

Preferably, the top of the second outer curled edge 32 is provided with a grid handle 31, so that the coarse grid 3 can be conveniently extracted to clean grid slag and put back.

Preferably, the first external bead 41 is connected to the wall by means of a fastener fastening 42, the fastener 42 being a pin, bolt or screw for fastening the fine grid 4 and the entire grid assembly by means of the fine grid 4.

Preferably, the drain groove 5 is integrally connected to the first outside crimp 41, so that the drain groove 5 can be easily manufactured and the drain groove 5 can be effectively fixed.

Preferably, the coarse grating 3 consists of grating bars, and the gap between the grating bars is 10-25 mm, so that the coarse grating is used for filtering large-volume suspended matters in sewage.

Preferably, the fine grid 4 is in the form of mesh or perforated plate, wherein the mesh gap is 1 x 1mm to 5 x 5mm, and the perforated plate gap is 1mm to 5mm, and is used for filtering the suspended matters with smaller volume in the sewage.

Preferably, one side that the top of water drainage tank 5 kept away from the grid body is equipped with water baffle 52, water baffle 52 follows water drainage tank 5 upwards extends, conveniently takes out the bars sediment in water drainage tank 5 along water baffle 52 to prevent that sewage from assaulting to spatter the pond 10 outside outward.

Preferably, the first outer turned edge 41 is provided with a plurality of clamping holes (not shown in the figure), the second outer turned edge 32 is provided with clamping heads clamped in the clamping holes, and the second outer turned edge 32 is clamped in the first outer turned edge 41, so that the thick grating 3 can be fixed while the thick grating 3 is effectively supported, and the second outer turned edge 32 is prevented from collapsing to the inner side after the thick grating is durably operated.

Particularly, sewage is discharged to the grid through a sewage discharge pipe network, firstly enters the coarse grid through the water inlet, is subjected to coarse filtration through the coarse grid, filters out large suspended matters in the sewage, then flows into the fine grid under the action of gravity, filters out small suspended matters in the sewage through the fine grid, and finally flows out of the grid. Wherein, sewage flows to form certain impact, part of suspended matters staying in the coarse grating and the fine grating are flushed into the drainage groove, and the drainage groove intercepts the suspended matters and discharges the sewage; when the grid slag in the thick grid is more, the thick grid is taken out through the grid handle, the grid slag is poured, then the grid slag is put back to the upper part of the thin grid, and when the grid slag in the drainage groove is more, the grid slag is removed in a manual mode. The grating has the advantages of best effect, simple manufacture, convenient operation, low labor intensity and low cost when being used for treating the sewage in villages and towns with daily treatment capacity less than 1000 tons.

It should be noted that the terms "first and second" in the present invention are used for descriptive purposes only, do not denote any order, are not to be construed as indicating or implying any relative importance, and are to be interpreted as names.

The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.

Claims (8)

1. A grid integrating the functions of coarse filtration and fine filtration is characterized by comprising a groove-shaped grid body, wherein the grid body is provided with a water inlet which is connected with a sewage pipe network;

the grating body comprises a groove-shaped thick grating and a groove-shaped thin grating which are sequentially sleeved up and down, wherein two sides of the thin grating are provided with first external turned edges, the first external turned edges are connected with the side edge of a wall body, two sides of the thick grating are provided with second external turned edges, and the second external turned edges are lapped on the first external turned edges;

one end of the grid body, which is far away from the water inlet, is communicated with a water drainage groove, and a mesh bottom plate is arranged at the bottom of the water drainage groove and is lower than the fine grid.

2. The grid integrating the coarse and fine filtering functions as claimed in claim 1, wherein: and a grating handle is arranged at the top of the second outer turned edge.

3. The grid integrating the coarse and fine filtering functions as claimed in claim 1, wherein: the first outer curled edge is fixedly connected with the wall body through a fastener, and the fastener is a pin, a bolt or a screw.

4. The grid integrating the coarse and fine filtering functions as claimed in claim 3, wherein: the drainage channel is connected with the first outer curled edge integrally.

5. The grid integrating the coarse and fine filtering functions as claimed in claim 1, wherein: the thick grating is composed of grating bars, and the gap between the grating bars is 10-25 mm.

6. The grid integrating the coarse and fine filtering functions as claimed in claim 1, wherein: the fine grid is in a mesh form or a pore plate form, wherein the mesh gap is 1-1 mm-5 mm, and the pore plate gap is 1-5 mm.

7. The grid integrating the coarse and fine filtering functions as claimed in claim 1, wherein: one side of the grid body is equipped with a waterproof baffle, waterproof baffle follows the water drainage tank upwards extends.

8. The grid integrating the coarse and fine filtering functions as claimed in claim 1, wherein: the first outer curled edge is provided with a plurality of clamping holes, and the second outer curled edge is provided with a clamping head clamped in the clamping holes.

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