CN223144226U

CN223144226U - A grid pool for treating domestic garbage leachate

Info

Publication number: CN223144226U
Application number: CN202422385782.7U
Authority: CN
Inventors: 耿春茂; 廖志军; 张信武; 彭东豪; 杨思聪; 林珊
Original assignee: Guangdong Keqing Environmental Technology Co ltd
Current assignee: Guangdong Keqing Environmental Technology Co ltd
Priority date: 2024-09-29
Filing date: 2024-09-29
Publication date: 2025-07-25
Anticipated expiration: 2034-09-29

Abstract

The utility model discloses a grid pool for treating domestic garbage leachate, which comprises a grid pool main body, wherein at least one filtering grid is arranged in the grid pool main body, fixing frames corresponding to the filtering grids are symmetrically arranged on two sides of a pool body of the grid pool main body, a driving device is arranged on each fixing frame, the height of the filtering grid is larger than twice the depth of the grid pool main body, a rotating shaft is arranged in the middle of the filtering grid, the driving device is connected with the rotating shaft, a plurality of filtering holes are uniformly formed in the side surfaces of the filtering grid, and two horizontal plates are symmetrically arranged on the two side surfaces of the middle of the filtering grid. The grid pond for treating the domestic garbage leachate can conveniently clean the filtering grids under the condition that the work of the grid pond is not affected, effectively avoids the blockage of fixed garbage accumulated by long-time work of the filtering grids to grid holes, improves the filtering efficiency, ensures smooth water flow, reduces pumping energy consumption, and is beneficial to energy conservation and environmental protection.

Description

Grid pond for treating domestic garbage leachate

Technical Field

The utility model relates to the technical field of garbage treatment, in particular to a grid pool for treating domestic garbage leachate.

Background

In the process of treating the household garbage, due to the influence of the nature of the household garbage, the microbial activity, the rainwater infiltration and other factors, percolate containing high-concentration organic matters and harmful substances can be generated. If the percolate is directly discharged without proper treatment, serious pollution is caused to underground water and surrounding environment. Therefore, effective leachate treatment becomes an important element in landfill management.

The current treatment of domestic garbage leachate mainly comprises a plurality of means such as physical methods (such as precipitation and filtration), chemical methods (such as neutralization and oxidation) and biological methods. Among them, the grid interception technology, which is one of the primary treatment steps, is widely used, and is mainly used for removing large particle suspended matters and other visible impurities in leachate, thereby providing convenience for the subsequent finer treatment process. The existing grid pool for treating the domestic garbage leachate can accumulate a lot of solid garbage after long-time work, and the solid garbage can not only block grid holes, reduce filtering efficiency, but also possibly cause unsmooth water flow and increase pumping energy consumption. Because of the continuous accumulation of solid garbage, the grating is required to be cleaned by stopping the device periodically, the traditional grating pool is complex in design and difficult to clean, and the operation of the whole grating pool is required to be stopped for a long time, so that the treatment efficiency of household garbage is seriously affected.

Disclosure of utility model

The utility model aims to overcome the existing defects, and provides the grid pool for treating the domestic garbage leachate, which can conveniently clean the filter grids under the condition that the work of the grid pool is not influenced, effectively avoids the blockage of fixed garbage accumulated by long-time work of the filter grids on grid holes, improves the filtering efficiency, ensures smooth water flow, reduces pumping energy consumption, is beneficial to energy conservation and environmental protection, and can effectively solve the problems in the background art.

The grid pool for treating the domestic garbage leachate comprises a grid pool body, wherein at least one filtering grid is arranged in the grid pool body, fixing frames corresponding to the filtering grids are symmetrically arranged on two sides of a pool body of the grid pool body, a driving device is arranged on the fixing frames, the height of the filtering grid is larger than twice the depth of the grid pool body, a rotating shaft is arranged in the middle of the filtering grid, the driving device is connected with the rotating shaft, a plurality of filtering holes are uniformly formed in the side surfaces of the filtering grid, two horizontal plates are symmetrically arranged on the two sides of the rotating shaft, and the upper surfaces of the horizontal plates are higher than the upper surface of the grid pool body in a horizontal state.

As a preferable technical scheme of the utility model, the driving device comprises a driving motor and a worm gear reduction box which are arranged on the outer side surface of the fixing frame, wherein a worm wheel and a worm are respectively arranged in the worm gear reduction box, an output shaft of the driving motor penetrates into the worm gear reduction box and is connected with the worm through a coupler, the worm is meshed with the worm wheel, and the end part of the rotating shaft penetrates out of the fixing frame and is connected with a shaft hole of the worm wheel.

As a preferable embodiment of the present utility model, the side surface of the horizontal plate is provided with a collecting groove, and the collecting groove of the horizontal plate located on the upstream side faces downward when the horizontal plate is in a horizontal state, and the collecting groove of the horizontal plate located on the downstream side faces upward.

As a preferable technical scheme of the utility model, a drain outlet corresponding to the collecting tank is formed on the side surface of the horizontal plate.

As a preferable technical scheme of the utility model, the top end side surface and the bottom end side surface of the filtering grid are respectively provided with a shovel plate, the two shovel plates are arranged in a central symmetry way by taking the center of a rotating shaft as a symmetry center, and any shovel plate faces to the upstream side when being positioned at the inner side of the grid pool main body.

As a preferable technical scheme of the utility model, two groups of grid cones are arranged on the side surface of the filter grid, the two groups of grid cones are respectively arranged on the upper side and the lower side and are respectively arranged on the two side surfaces of the filter grid, the two groups of grid cones are symmetrically arranged by taking the center of a rotating shaft as a symmetry center, and any group of grid cones face to the upstream side when being positioned on the inner side of a grid pool main body.

Compared with the prior art, the household garbage filtering device has the beneficial effects that the rotatable filtering grating is designed, the whole height of the filtering grating is higher than twice of that of the grating pool body, the lower part of the filtering grating filters household garbage leachate in the grating pool body, large-particle suspended matters, other visible impurities and the like in the leachate are removed, when the filtering grating is required to be cleaned, the filtering grating is only required to be stopped for about half an hour, the rotating shaft and the filtering grating are driven to rotate 180 degrees by the driving device, the part, which is required to be cleaned, of the lower side of the filtering grating is rotated to the upper side, the clean part of the upper side of the filtering grating is rotated to the grating pool body, at the moment, the grating pool can work continuously, the household garbage leachate is filtered, the horizontal plates symmetrically arranged on the two sides of the filtering grating can be used for receiving the cleaned solid garbage and other impurities, and when the grating pool body is put into use again, workers can clean the part, which is required to be cleaned, and the normal work of the grating pool body is not influenced, and the whole treatment efficiency of household garbage is improved. The design can conveniently clean the filter grating without affecting the work of the grating pool, effectively avoids the blockage of the fixed garbage accumulated by the long-time work of the filter grating to the grating pores, improves the filtering efficiency, ensures smooth water flow, reduces pumping energy consumption, and is beneficial to energy conservation and environmental protection.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the filter grating of the present utility model;

FIG. 3 is a schematic side view of the structure of FIG. 2 of the present utility model;

fig. 4 is a schematic structural view of the driving device of the present utility model.

In the figure, a grid pool main body 1, a fixing frame 2, a driving device 3, a driving motor 4, a worm 5, a worm wheel 6, a rotating shaft 7, a filtering grid 8, a filtering hole 9, a horizontal plate 10, a collecting tank 11, a shovel plate 12 and a grid cone 13 are arranged.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a technical scheme that a grid pool for treating domestic garbage leachate comprises a grid pool main body 1, wherein a plurality of filter grids 8 are arranged in the grid pool main body 1, a plurality of filter holes 9 are uniformly formed in the side surfaces of the filter grids 8, and the diameters of the filter holes 9 of the filter grids 8 are gradually reduced along the water flow direction of the grid pool so as to facilitate multistage separation of leachate.

The height of the filter grating 8 is greater than twice the depth of the grating pool main body 1, the rotating shaft 7 is arranged in the middle of the filter grating 8, so that the filter grating 8 can rotate, the lower part of the filter grating filters domestic garbage percolate in the grating pool main body 1, large-particle suspended matters and other visible sundries in the filter percolate are removed, when the filter grating 8 needs to be cleaned, the filter grating 8 is driven to rotate 180 degrees through the rotating shaft 7, the part, which needs to be cleaned, of the lower side of the filter grating 8 is rotated to the upper side, and the clean part of the upper side of the filter grating 8 is rotated to the grating pool main body 1, so that the grating pool can work continuously, the domestic garbage percolate can be filtered, and meanwhile, the upper side of the filter grating 8 can be cleaned without influencing the whole work of the grating pool, and the work efficiency is ensured.

The cell body both sides symmetry of grid pond main part 1 is provided with the mount 2 that corresponds with filtering grid 8, pivot 7 rotates and sets up between two mounts 2, be provided with drive arrangement 3 on the mount 2, drive arrangement 3 is connected with pivot 7, specifically, drive arrangement 3 is including setting up driving motor 4 and the worm gear reduction box at mount 2 outside surface, driving motor 4 is connected with outside control switch electricity, be provided with worm wheel 6 and worm 5 respectively in the worm gear reduction box, driving motor 4's output shaft penetrates the worm gear reduction box and is connected with worm 5 through the shaft coupling, worm 5 and worm wheel 6 intermesh, the tip of pivot 7 wears out mount 2 and is connected with the shaft hole of worm wheel 6, driving motor 4 drives worm wheel 6 through worm 5 and rotates, worm wheel 6 drives filtering grid 8 through pivot 7 and rotates, thereby make it overturn from top to bottom, filter work and clearance etc. take turns. The worm gear reduction box has a self-locking function, and can not rotate when not acted by external force, so that the stability of the filter grid 8 during filtration is ensured.

The driving motor 4 may be a conventional servo motor, which is an electronic component commonly used in the prior art, and its specific structure, working principle, circuit connection, etc. are all known technologies and will not be described in detail herein.

Two horizontal plates 10 are symmetrically arranged on the two side surfaces of the middle part of the filter grille 8, the horizontal plates 10 are arranged on the two sides of the rotating shaft 7, the upper surfaces of the horizontal plates 10 are higher than the upper surfaces of the grille pool main bodies 1 in a horizontal state, the horizontal plates 10 are used for receiving cleaned solid garbage and other impurities, when the grille pool main bodies 1 are put into use again, workers can clean the parts, which need to be cleaned, of the filter grille 8, which are rotated to the upper sides at the moment, normal work of the grille pool main bodies 1 is not affected, and the overall treatment efficiency of household garbage is improved.

The horizontal plate 10 has a length equal to or less than the depth of the grill cell body 1 to ensure that it can rotate with the filter grill 8 within the grill cell body 1.

In a preferred technical solution, the collecting tank 11 is provided on the side surface of the horizontal plate 10, the collecting tank 11 of the horizontal plate 10 located at the upstream side is oriented downward when the horizontal plate 10 is in a horizontal state, the collecting tank 11 of the horizontal plate 10 located at the downstream side is oriented upward, and referring to fig. 1 specifically, the water flow direction is from left to right, i.e. the left side is upstream, the right side is downstream, the water flow is filtered from left to right through the lower part of the filtering grid 8, impurities such as solid garbage are accumulated on the left side of the lower part of the filtering grid 8, when cleaning is needed, the filtering grid 8 is rotated clockwise by 180 °, the surface with accumulated solid garbage is rotated to the right side on the upper part, and at this time, the collecting tank 11 of the horizontal plate 10 on the right side is oriented upward and is close to the impurities such as solid garbage, so as to collect the cleaned solid garbage.

The preferred technical scheme, the drain that corresponds with collecting vat 11 has been seted up to the side surface of horizontal plate 10, and the drain sets up in the one side of keeping away from drive arrangement 3, and the staff can be with the rubbish in the collecting vat 11 through the drain discharge to outside carry out solid useless processing, and the operation is more convenient.

According to the preferred technical scheme, the top end and the bottom end side surfaces of the filtering grille 8 are respectively provided with one shovel plate 12, the two shovel plates 12 are symmetrically arranged by taking the center of the circle of the rotating shaft 7 as the center of symmetry, any shovel plate 12 faces to the upstream side when being positioned at the inner side of the grille pool body 1, and particularly, referring to fig. 3, the shovel plates 12 are arranged at the right side when being positioned at the upper part and at the left side when being positioned at the lower part, so that when the filtering grille 8 rotates clockwise, solid garbage at the bottom in the upstream direction in the grille pool can be shoveled up, the pool bottom part is cleaned, and the siltation and blockage of the pool bottom are delayed.

The preferred technical scheme, the side surface of filter grille 8 is provided with two sets of grid awl 13, and grid awl 13 is the toper, can hang great solid rubbish, avoids it to get into in the filtration pore 9 and causes the jam to it, has guaranteed filtration liquid treatment effeciency.

Further, the positions and directions of the grid cones 13 and the shovel plate 12 are consistent, specifically, two groups of grid cones 13 are respectively arranged on the upper side and the lower side and are respectively arranged on the two side surfaces of the filtering grid 8, the two groups of grid cones 13 are symmetrically arranged by taking the circle center of the rotating shaft 7 as the center of symmetry center, any group of grid cones 13 face the upstream side when being positioned on the inner side of the grid pool body 1, namely, the grid cones 13 working in the pool always face the domestic garbage percolate needing filtering treatment on the upstream side, and the grid cones 13 needing cleaning outside the pool always correspond to the horizontal plate 10 on the downstream side, so that cleaning is convenient.

The non-disclosed parts of the utility model are all prior art, and the specific structure, materials and working principle thereof are not described in detail. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A grid pool for treating domestic garbage leachate comprises a grid pool body (1) and is characterized in that at least one filtering grid (8) is arranged in the grid pool body (1), fixing frames (2) corresponding to the filtering grids (8) are symmetrically arranged on two sides of a pool body of the grid pool body (1), driving devices (3) are arranged on the fixing frames (2), the height of the filtering grids (8) is larger than twice the depth of the grid pool body (1), rotating shafts (7) are arranged in the middle of the filtering grids (8), the driving devices (3) are connected with the rotating shafts (7), a plurality of filtering holes (9) are uniformly formed in the side surfaces of the filtering grids (8), two horizontal plates (10) are symmetrically arranged on two sides of the rotating shafts (7), and the upper surfaces of the horizontal plates (10) are higher than the upper surfaces of the grid pool body (1) in a horizontal state.

2. The grid pond for treating the domestic garbage leachate is characterized in that the driving device (3) comprises a driving motor (4) and a worm gear reduction box which are arranged on the outer side surface of the fixing frame (2), a worm wheel (6) and a worm (5) are respectively arranged in the worm gear reduction box, an output shaft of the driving motor (4) penetrates into the worm gear reduction box and is connected with the worm (5) through a coupling, the worm (5) is meshed with the worm wheel (6), and the end part of the rotating shaft (7) penetrates out of the fixing frame (2) and is connected with a shaft hole of the worm wheel (6).

3. A grid pond for treating domestic garbage leachate, according to claim 1, wherein the collecting groove (11) is formed on the side surface of the horizontal plate (10), the collecting groove (11) of the horizontal plate (10) positioned on the upstream side faces downwards when the horizontal plate (10) is in a horizontal state, and the collecting groove (11) of the horizontal plate (10) positioned on the downstream side faces upwards.

4. The grid pond for treating domestic garbage leachate according to claim 3, wherein a drain outlet corresponding to the collecting tank (11) is formed on the side surface of the horizontal plate (10).

5. A grating pool for treating domestic garbage leachate according to claim 1, wherein the top end and bottom end side surfaces of the filtering grating (8) are respectively provided with a shovel plate (12), the two shovel plates (12) are symmetrically arranged by taking the circle center of the rotating shaft (7) as a symmetrical center, and any shovel plate (12) faces to the upstream side when being positioned at the inner side of the grating pool main body (1).

6. A grating pool for treating domestic garbage leachate according to any one of claims 1 to 5, wherein two groups of grating cones (13) are arranged on the side surface of the filtering grating (8), the two groups of grating cones (13) are respectively arranged on the upper side and the lower side and are respectively arranged on the two side surfaces of the filtering grating (8), the two groups of grating cones (13) are symmetrically arranged by taking the center of a rotating shaft (7) as a symmetrical center, and any group of grating cones (13) face to the upstream side when being positioned on the inner side of a grating pool main body (1).