CN219491209U

CN219491209U - Novel drainage device of rubbish hole filtration liquid in msw incineration power plant

Info

Publication number: CN219491209U
Application number: CN202320728517.7U
Authority: CN
Inventors: 邹金杰; 杨华; 聂贤辉; 吴金海
Original assignee: PowerChina Jiangxi Electric Power Engineering Co Ltd
Current assignee: PowerChina Jiangxi Electric Power Engineering Co Ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-08-08
Anticipated expiration: 2033-04-06

Abstract

The utility model relates to the field of drainage of household garbage incineration power plants, in particular to a garbage pit leachate drainage device of a household garbage incineration power plant. The device comprises a grid and a cast iron grate, wherein the cast iron grate is provided with a grate panel, the upper end and the lower end of the panel are respectively provided with an inclined upper baffle plate and an inclined lower baffle plate, two sides of the back surface of the grate panel, which are positioned outside, are respectively provided with a web plate, and the other end of the web plate is provided with a supporting plate; water outlets are uniformly distributed on the grate panel, the web plate, the upper baffle plate and the lower baffle plate; lifting lugs are arranged on the upper baffle; and the grid is provided with drain holes. The double-layer liquid discharge of the grating and the cast iron grating can reduce blockage and ensure good guide and discharge effects. And cast iron comb is movable mounting to increase its stability through setting up backup pad and web, set up the ear of choosing of corresponding size on the rubbish pit wall and be used for movable mounting, when overhauling or clearance blocks up rubbish, can directly hoist and mount and take out, convenient and efficient.

Description

Novel drainage device of rubbish hole filtration liquid in msw incineration power plant

Technical Field

The utility model relates to the field of drainage of household garbage incineration power plants, in particular to a garbage pit leachate drainage device of a household garbage incineration power plant.

Background

The leachate drainage device in the refuse pit of the household refuse incineration power plant in the prior art is fixed at a leachate collection port, and because the leachate is provided with a large amount of sludge, a grid is easy to be blocked, the leachate cannot flow into a leachate collection tank, and when the blockage occurs, the leachate drainage device is not convenient to overhaul.

Disclosure of Invention

In order to overcome the problems in the prior art, the utility model provides a novel device for guiding and discharging leachate in a refuse pit in a refuse incineration power plant, which has reasonable structure, is a movable device and is not fixed at a leachate collecting port, and when the leachate guiding and discharging device has a blockage problem, the device can be taken out in time for blockage maintenance without influencing the leachate guiding and discharging work; meanwhile, a grid preliminary guide is arranged and is also used as a temporary guide device during overhauling. The specific technical scheme is as follows:

a novel drainage device for leachate in a garbage pit in a garbage incineration power plant comprises a grating and a cast iron grating, wherein the cast iron grating is provided with a grating panel, the upper end and the lower end of the panel are respectively provided with an inclined upper baffle plate and an inclined lower baffle plate, two sides of the back surface of the grating panel, which are positioned outside, are respectively provided with a web plate, and the other end of each web plate is provided with a supporting plate; water outlets are uniformly distributed on the grate panel, the web plate, the upper baffle plate and the lower baffle plate; lifting lugs are arranged on the upper baffle; and the grid is provided with drain holes.

According to a further technical scheme, a pair of picking lugs are arranged on the outer side of a pit wall, provided with a percolate outlet, of the garbage pit, inner grooves are formed in the inner sides of the picking lugs, and the cast iron grate can be just inserted into the inner grooves.

According to a further technical scheme, the grid is fixed on the inner side of a pit wall, wherein a percolate outlet is arranged in the garbage pit.

According to a further technical scheme, bolt holes are formed in the grille.

According to a further technical scheme, lifting holes and lifting rings are formed in the lifting lugs.

According to a further technical scheme, the upper baffle plate is higher than the top of the percolate outlet, and the lower baffle plate is lower than the bottom of the percolate outlet.

According to a further technical scheme, the aperture of the drain hole is larger than that of the water outlet hole.

The utility model has the beneficial effects that: the size of the grating and the cast iron grating covers the whole percolate outlet, holes for discharging percolate are formed in the grating and the cast iron grating, the blockage can be reduced by double-layer liquid discharge, and a good drainage effect is ensured. The cast iron grate is movably installed, the stability of the cast iron grate is improved by arranging the supporting plates and the webs, the picking lugs with corresponding sizes are arranged on the garbage pit wall, the cast iron grate is integrally inserted into the inner grooves of the picking lugs, and when the garbage is required to be overhauled or blocked, the cast iron grate can be directly hoisted for reprocessing, so that the cast iron grate is convenient and has high efficiency.

Drawings

FIG. 1 is a schematic view of the installation of the present utility model;

FIG. 2 is a cross-sectional I-I view of FIG. 1;

FIG. 3 is a section II-II of FIG. 1;

FIG. 4 is a schematic view of a grid structure;

FIG. 5 is a schematic view of a cast iron grate;

FIG. 6 is a section A-A of FIG. 5;

fig. 7 is a sectional view of B-B of fig. 5.

Reference numerals:

1. pit column, pit wall, pit bottom plate, 4, grid, 41 bolt holes, 42 drain holes, 5, cast iron grate, 51 drain holes, 52, hanging holes, 53, grate panel, 54, web plate, 55, lifting lug, 56, upper baffle plate, 57, lower baffle plate, 58, hanging ring, 59, supporting plate and 6, lug.

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.

The installation structure of the utility model is schematically shown in fig. 1, a refuse pit is generally provided with pit posts 1, pit walls 2 and a pit bottom plate 3, and a percolate outlet is generally arranged on the pit walls and near the pit bottom plate. The refuse pit percolate guide and discharge device is arranged at the position of a percolate outlet.

As shown in fig. 4-7: the landfill leachate guiding and discharging device comprises a grid 4 and a cast iron grate 5, wherein the cast iron grate 5 is provided with a grate panel 53, an inclined upper baffle 56 and an inclined lower baffle 57 are respectively arranged at the upper end and the lower end of the panel 53, a web plate 54 is respectively arranged at two sides of the back surface of the grate panel 53, and a supporting plate 59 is arranged at the other end of the web plate 54; water outlets 51 are uniformly arranged on the grate panel 53, the web 54, the upper baffle 56 and the lower baffle 57; a lifting lug 55 is arranged on the upper baffle 56; the grid 4 is provided with drain holes 42.

As shown in fig. 2, a pair of lugs 6 are arranged on the outer side of the pit wall 2 provided with a percolate outlet in the garbage pit, inner grooves are arranged on the opposite inner sides of the lugs 6, and the cast iron grate 5 can be just inserted into the inner grooves. The grille 4 is fixed on the inner side of the pit wall 2 where the percolate outlet is arranged in the pit.

As shown in fig. 4, the grille 4 is provided with bolt holes 41, and is fixed by bolts during fixing.

As shown in fig. 7, the lifting lug 55 is provided with a lifting hole 52 and a lifting ring 58, and the cast iron grate can be entirely taken out for maintenance or cleaning by the crane during maintenance. After the cast iron grate is taken out, the grate still plays a role in isolating the guide bars.

The upper baffle 56 is positioned above the top of the percolate outlet and the lower baffle 57 is positioned below the bottom of the percolate outlet. The drain hole 42 has a larger diameter than the water outlet hole 52.

The size of the grating and the cast iron grating covers the whole percolate outlet, holes for discharging percolate are formed in the grating and the cast iron grating, the blockage can be reduced by double-layer liquid discharge, and a good drainage effect is ensured. The cast iron grate is movably installed, the stability of the cast iron grate is improved by arranging the supporting plates and the webs, the picking lugs with corresponding sizes are arranged on the garbage pit wall, the cast iron grate is integrally inserted into the inner grooves of the picking lugs, and when the garbage is required to be overhauled or blocked, the cast iron grate can be directly hoisted for reprocessing, so that the cast iron grate is convenient and has high efficiency.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.

Claims

1. The utility model provides a novel drainage device of rubbish hole filtration liquid in msw incineration power plant, its characterized in that includes grid (4) and cast iron comb (5): the cast iron grate (5) is provided with a grate panel (53), the upper end and the lower end of the panel (53) are respectively provided with an inclined upper baffle plate (56) and an inclined lower baffle plate (57), two sides of the back surface of the grate panel (53) which are outside are respectively provided with a web plate (54), and the other end of the web plate (54) is provided with a supporting plate (59); water outlets (51) are uniformly arranged on the grate panel (53), the web plate (54), the upper baffle plate (56) and the lower baffle plate (57); a lifting lug (55) is arranged on the upper baffle plate (56); the grid (4) is provided with a drain hole (42).

2. The novel drainage device for landfill leachate in a waste incineration power plant according to claim 1, which is characterized in that: a pair of lugs (6) are arranged on the outer side of a pit wall (2) provided with a percolate outlet in a garbage pit, inner grooves are formed in the inner sides of the lugs (6) in a relative mode, and the cast iron grate (5) can be just inserted into the inner grooves.

3. The novel drainage device for landfill leachate in a waste incineration power plant according to claim 1, which is characterized in that: the grid (4) is fixed on the inner side of the pit wall (2) provided with a percolate outlet in the garbage pit.

4. A novel drainage device for landfill leachate in a waste incineration power plant according to claim 3, which is characterized in that: the grille (4) is provided with bolt holes (41).

5. The novel drainage device for landfill leachate in a waste incineration power plant according to claim 1, which is characterized in that: and the lifting lug (55) is provided with a lifting hole (52) and a lifting ring (58).

6. The novel drainage device for landfill leachate in a waste incineration power plant according to claim 2, which is characterized in that: the upper baffle (56) is positioned above the top of the percolate outlet and the lower baffle (57) is positioned below the bottom of the percolate outlet.

7. The novel drainage device for landfill leachate in a waste incineration power plant according to claim 1, which is characterized in that: the aperture of the drain hole (42) is larger than that of the water outlet hole (51).