CN220656557U - Pretreatment device for landfill leachate of waste incineration power plant - Google Patents

Abstract

The utility model provides a pretreatment device of landfill leachate of a refuse incineration power plant, which belongs to the technical field of landfill leachate treatment and comprises a liquid inlet pipe and a liquid outlet pipe, wherein a first shunt pipe and a second shunt pipe are connected between the liquid inlet pipe and the liquid outlet pipe, a filter tank is arranged in each of the first shunt pipe and the second shunt pipe, a filter plate is fixedly connected in each of the filter tanks, a bracket is arranged in each of the filter tanks, a filter basket is arranged above the bracket, one side of the filter basket is hinged with the bracket, and the other side of the filter basket is connected with the bracket in a clamping manner. This preprocessing device of refuse incineration power plant landfill leachate passes through cooperation between first shunt tubes, second shunt tubes, filtering pond, elevating system, bracket, straining basket and the electronic push-pull valve, under the condition that does not influence the leachate treatment progress, can clear up the inside filter plate of filtering pond, is favorable to improving the cleaning performance of filter plate.

Description

Pretreatment device for landfill leachate of waste incineration power plant

Technical Field

The utility model belongs to the technical field of landfill leachate treatment, and particularly relates to a pretreatment device for landfill leachate of a waste incineration power plant.

Background

The landfill leachate is high-concentration organic wastewater which is formed by deducting saturated water holding capacity of garbage and an overburden layer and passing through the garbage layer and the overburden layer from water contained in the garbage in a landfill, rain and snow water entering the landfill and other water. Landfill leachate refers to liquids containing organics, heavy metals, and other contaminants that are produced in landfill sites due to rainfall or other causes. In order to reduce environmental pollution and improve the treatment effect, the landfill leachate needs to be pretreated before final treatment.

And (3) primarily screening and precipitating the landfill leachate to remove larger solid particles and suspended matters so as to pretreat the landfill leachate. During the filtration process, the solid particles contained in the percolate easily block the filter screen, so that the filter screen needs to be cleaned periodically. Because the filter screen needs to keep working condition, can only clear up the solid particle that the filter screen side accumulated through the mode of salvaging, can't carry out thorough clearance to the filter screen, and the cleaning effect is relatively poor, and stops the filtration work of filtration liquid to clean the filter screen, then can influence the work progress of filtration liquid treatment. For the above reasons, there is a need for a landfill leachate pretreatment device that has a good filter screen cleaning effect and does not affect the progress of the leachate cleaning.

Disclosure of Invention

The utility model aims to provide a pretreatment device for landfill leachate of a waste incineration power plant, and aims to solve the problem of poor cleaning effect of a filter screen in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a preprocessing device of refuse leachate of msw incineration power plant, includes feed liquor pipe and drain pipe, be connected with first shunt tubes and second shunt tubes between feed liquor pipe and the drain pipe, the inside of first shunt tubes and second shunt tubes all is provided with the filtering pond, the inside fixedly connected with filter plate of filtering pond, the inside of filtering pond is provided with the bracket, the top of bracket is provided with the straining basket, straining one side and the bracket hinge of basket, straining the opposite side and the bracket joint of basket, fixedly connected with mount between first shunt tubes and the second shunt tubes, be provided with the elevating system who is used for driving the bracket and reciprocates on the mount, the inside of first shunt tubes and second shunt tubes all is provided with electronic push-pull valve.

As one preferable mode of the utility model, the top of the bracket is fixedly connected with a connecting rod, the top of the connecting rod is fixedly connected with a connecting frame, the connecting frame is connected with a lifting mechanism, and the inner side wall of the filter tank is provided with a movable groove matched with the connecting rod.

As one preferable mode of the utility model, the lifting mechanism comprises a winch fixedly connected with the fixing frame, a steel cable is fixedly connected to a wheel disc of the winch, and the bottom end of the steel cable is fixedly connected with the connecting frame.

Preferably, the four connecting rods are distributed on the bracket in a rectangular shape.

As one preferable mode of the utility model, one side of the filter basket is fixedly connected with a clamping plate, and the filter basket is clamped on the bracket through the clamping plate.

Preferably, a transparent window is arranged on one side of the filter tank.

Compared with the prior art, the utility model has the beneficial effects that:

1. this preprocessing device of refuse incineration power plant landfill leachate passes through cooperation between first shunt tubes, second shunt tubes, filtering pond, elevating system, bracket, straining basket and the electronic push-pull valve, under the condition that does not influence the leachate treatment progress, can clear up the inside filter plate of filtering pond, is favorable to improving the cleaning performance of filter plate.

2. This preprocessing device of waste incineration power plant landfill leachate, through the cooperation between bracket, elevating system and the straining basket, upset straining basket can make straining the inside solid particle of basket or rubbish clear out, easy operation laborsaving, it is more convenient to use.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

fig. 2 is a schematic structural view of the bracket and the connecting frame in the present utility model.

In the figure: 1. a liquid inlet pipe; 2. a first shunt; 3. a second shunt tube; 4. a liquid outlet pipe; 5. an electric gate valve; 6. a wire rope; 7. a connecting frame; 8. a filter plate; 9. a hoist; 10. a fixing frame; 11. a filter basket; 12. a movable groove; 13. a transparent window; 14. a bracket; 15. a connecting rod; 16. a clamping plate; 17. and (3) a filter tank.

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.

Examples

Referring to fig. 1-2, the present utility model provides the following technical solutions: the utility model provides a preprocessing device of refuse leachate of msw incineration power plant, including feed liquor pipe 1 and drain pipe 4, be connected with first shunt tube 2 and second shunt tube 3 between feed liquor pipe 1 and the drain pipe 4, the inside of first shunt tube 2 and second shunt tube 3 all is provided with filtering pond 17, filtering pond 17's inside fixedly connected with filter plate 8, filtering pond 17's inside is provided with bracket 14, bracket 14's top is provided with filter basket 11, filter basket 11's one side is articulated with bracket 14, filter basket 11's opposite side and bracket 14 joint, fixedly connected with mount 10 between first shunt tube 2 and the second shunt tube 3, be provided with the elevating system who is used for driving bracket 14 reciprocates on the mount 10, first shunt tube 2 and second shunt tube 3's inside all is provided with electronic push-pull valve 5.

In the specific embodiment of the utility model, the opening and closing of the first shunt pipe 2 and the second shunt pipe 3 are controlled through the electric gate valve 5. When the first shunt tube 2 is in an open state, the second shunt tube 3 is in a closed state, and the filter plate 8 in the filter tank 17 on the first shunt tube 2 can be cleaned; similarly, when the first shunt tube 2 is in a closed state, the second shunt tube 3 is in an open state, and the filter plate 8 in the filter tank 17 on the second shunt tube 3 can be cleaned; the first shunt tubes 2 and the second shunt tubes 3 work alternately, one of the filter tanks 17 can be in an idle state while the working progress of percolate treatment is not influenced, the filter plates 8 in the filter tanks can be thoroughly cleaned, and the cleaning effect of the filter plates 8 is improved. The bracket 14 and the filter basket 11 are driven to move upwards by the lifting mechanism, in the process, the intercepted solid particles or garbage in the filter tank 17 can enter the filter basket 11, and when the bracket 14 and the filter basket 11 are moved out of the filter tank 17, the filter basket 11 is turned over, so that the solid particles or garbage in the filter basket 11 can be poured out, and the operation is simple and labor-saving.

Specifically, the top fixedly connected with connecting rod 15 of bracket 14, the top fixedly connected with link 7 of connecting rod 15, link 7 is connected with elevating system, is provided with the movable groove 12 with connecting rod 15 looks adaptation on the inside wall of filtering pond 17.

In this embodiment: the lifting mechanism drives the connecting frame 7 to enable the connecting rod 15 to pull the bracket 14 to move, the movable groove 12 is matched with the connecting rod 15, and the connecting rod 15 moves along the movable groove 12, so that the movement of the bracket 14 is smoother.

Specifically, elevating system includes hoist engine 9 with mount 10 fixed connection, fixedly connected with steel cable 6 on the rim plate of hoist engine 9, the bottom and the link 7 fixed connection of steel cable 6.

In this embodiment: the winch 9 is powered on to drive the wheel disc to rotate, so that the steel cable 6 is wound on the surface of the wheel disc, and the bracket 14 and the filter basket 11 are lifted, and conversely, the bracket 14 and the filter basket 11 are lowered.

Specifically, the four connecting rods 15 are arranged on the bracket 14 in a rectangular shape.

In this embodiment: by arranging four connecting rods 15 which are distributed in a rectangular manner, the stress of the bracket 14 is more uniform, and the stability of the movement of the bracket 14 is improved.

Specifically, a clamping plate 16 is fixedly connected to one side of the filter basket 11, and the filter basket 11 is clamped on the bracket 14 through the clamping plate 16.

In this embodiment: through setting up cardboard 16, can make filter basket 11 keep the level in-process that rises, upwards pull cardboard 16, can drive filter basket 11 upset, the operation is more convenient laborsaving.

Specifically, a transparent window 13 is provided on one side of the filter chamber 17.

In this embodiment: through set up transparent window 13 on filtering pond 17, be convenient for observe the liquid level height in the filtering pond 17, when the liquid level height of filtering pond 17 inside is higher, then indicate that filter plate 8 needs to be cleared up, be favorable to in time clearing up filter plate 8.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a preprocessing device of refuse leachate of msw incineration power plant, includes feed liquor pipe (1) and drain pipe (4), its characterized in that: the utility model discloses a filter, including feed liquor pipe (1), drain pipe (4), be connected with first shunt tubes (2) and second shunt tubes (3) between feed liquor pipe (1) and drain pipe (4), the inside of first shunt tubes (2) and second shunt tubes (3) all is provided with filtering pond (17), the inside fixedly connected with filter plate (8) of filtering pond (17), the inside of filtering pond (17) is provided with bracket (14), the top of bracket (14) is provided with straining basket (11), straining basket (11) one side and bracket (14) are articulated, straining basket (11) opposite side and bracket (14) joint, fixedly connected with mount (10) between first shunt tubes (2) and second shunt tubes (3), be provided with elevating system that is used for driving bracket (14) reciprocates on mount (10), the inside of first shunt tubes (2) and second shunt tubes (3) all is provided with electronic push-pull valve (5).

2. The pretreatment device of landfill leachate of a waste incineration power plant according to claim 1, wherein: the top fixedly connected with connecting rod (15) of bracket (14), the top fixedly connected with link (7) of connecting rod (15), link (7) are connected with elevating system, be provided with on the inside wall of filtering pond (17) with movable groove (12) of connecting rod (15) looks adaptation.

3. A pretreatment device for landfill leachate of a refuse incineration power plant according to claim 2, characterized in that: the lifting mechanism comprises a winch (9) fixedly connected with a fixing frame (10), a steel cable (6) is fixedly connected to a wheel disc of the winch (9), and the bottom end of the steel cable (6) is fixedly connected with a connecting frame (7).

4. A pretreatment device for landfill leachate of a refuse incineration power plant according to claim 2, characterized in that: four connecting rods (15) are arranged, and the four connecting rods (15) are distributed on the bracket (14) in a rectangular shape.

5. The pretreatment device of landfill leachate of a waste incineration power plant according to claim 1, wherein: one side of the filter basket (11) is fixedly connected with a clamping plate (16), and the filter basket (11) is clamped on the bracket (14) through the clamping plate (16).

6. The pretreatment device of landfill leachate of a waste incineration power plant according to claim 1, wherein: one side of the filter tank (17) is provided with a transparent window (13).