CN211445445U

CN211445445U - Denitrification device for landfill leachate

Info

Publication number: CN211445445U
Application number: CN201922408570.5U
Authority: CN
Inventors: 代超
Original assignee: Shenzhen Zhongtian Environmental Protection Technology Co ltd
Current assignee: Shenzhen Zhongtian Environmental Protection Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-08
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a landfill leachate's denitrification facility, including the denitrification pond, the side in denitrification pond is provided with the filtering ponds, the middle part in denitrification pond is provided with main puddler, be provided with the main stirring leaf of a plurality of on the main puddler, the left side of main stirring leaf is provided with the driven lever No. one, the right side of main stirring leaf is provided with the driven lever No. two, the bottom of the pool middle part in denitrification pond is provided with sludge outlet, the left top in denitrification pond is provided with the delivery port, the bottom right side of filtering ponds is provided with main water inlet, the top is provided with the opening. A landfill leachate's denitrification facility, through the structure that sets up for the liquid stirring in the denitrification pond is more even, and the denitrification reaction is more abundant, reduces the sediment, and can prevent suspended solid, quartz sand and haydite to enter into the denitrification pond, avoids extravagant quartz sand and haydite, conveniently looks over the sewage that gets into the denitrification pond.

Description

Denitrification device for landfill leachate

Technical Field

The utility model relates to a denitrification facility field, in particular to landfill leachate's denitrification facility.

Background

The sewage denitrification treatment process of reducing nitrate oxygen and nitrite nitrogen in sewage into gaseous nitrogen by denitrifying bacteria is denitrification, along with the continuous development of environmental awareness, people pay more and more attention to sewage treatment, the treatment of organic matters and phosphorus in the current sewage treatment has been well controlled, the nitrogen control is the field of main concern, the nitrification and denitrification are the main sewage treatment mode of biological denitrification at present, the traditional garbage sewage is generally filtered by ceramsite or quartz sand before entering a denitrification tank and is used for adsorbing suspended matters in the garbage sewage, but as the reflux amount of the garbage sewage is large, a part of ceramsite or quartz sand is flushed into the denitrification tank, so that the resource waste is caused, and if too much ceramsite or quartz sand is flushed, the adsorption effect on the suspended matters in the sewage is influenced, and the mixed liquid in the denitrification pond at present generally adopts solitary mixer to stir, and stirring tool is too single, and stirring effect is not very good, deposits easily in the bottom of the pool, influences the denitrogenation effect of sewage.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a landfill leachate's denitrification facility can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a landfill leachate's denitrification facility, includes the denitrification tank, the side in denitrification tank is provided with the filtering ponds, the middle part in denitrification tank is provided with main puddler, be provided with the main stirring leaf of a plurality of on the main puddler, the left side of main stirring leaf is provided with the driven lever No. one, the right side of main stirring leaf is provided with the driven lever No. two, the bottom middle part in denitrification tank is provided with the mud export, the left top in denitrification tank is provided with the delivery port, the bottom right side in filtering ponds is provided with main water inlet, the top is provided with the opening, the top of opening is provided with the apron, the below of apron is provided with the screw rod, be provided with a plurality of groups of filters on the screw rod, the left side top in denitrification tank is provided with inferior water inlet, and inferior water inlet is located the top position of a plurality of groups of filters.

Preferably, the contact position of the upper end of the main stirring rod and the denitrification tank is provided with a main bearing, the main stirring rod is provided with a main movable blade above the main stirring blade, the other end of the main stirring rod penetrating through the main bearing is provided with a speed reduction motor, a motor support frame is arranged between the lower part of the speed reduction motor and the denitrification tank, and liquid in the denitrification tank is stirred through the main stirring blade and other structures.

Preferably, the upper and lower ends of a driven rod are provided with side bearings, a plurality of groups of connectors are arranged on the driven rod, a plurality of driven blades are arranged on the connectors, a driven blade is arranged above the connectors on the driven rod, and a stirring structure is added to the main stirring blade through structures such as the driven rod to enhance the full reaction.

Preferably, the upper end and the lower end of No. two driven levers all are provided with the side bearing equally, be provided with the connector of a plurality of groups on No. two driven levers equally, be provided with a plurality of on the connector and follow the stirring leaf equally, be provided with No. two on No. two driven levers and follow the movable vane above lieing in the connector, through No. two driven levers isotructure, add a stirring structure once more for the reaction is more abundant.

Preferably, be provided with the transparent cover in the centre of apron, the screw rod is four groups, the inlayer of filter is provided with middle filter layer, be provided with the steel ring in the outside that lies in middle filter layer on the filter, be provided with the trompil around the steel ring, be provided with the rubber circle in the outside that lies in the steel ring on the filter, filter activity trompil movable mounting is on the screw rod, and the screw rod is provided with the nut in the upper and lower both sides that lie in the filter, through the structure of screw rod, can observe the sewage effect after filtering, and can block quartz sand or haydite and get into the denitrification pond, avoid the wasting of resources, filter the suspended solid.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through the structure that sets up, if the main stirring does clockwise rotation, then driven lever and No. two driven lever anticlockwise rotations, thereby make three stirring structures of group appear in the reaction tank, form two well steam flow stirring circles, make the denitrification reaction more abundant, reduce the sediment, the filter and the apron isotructure of setting can effectually avoid quartz sand and haydite to enter into the denitrification pond, avoid the waste of resource, filter the sewage suspended solid and be convenient for look over the sewage condition after filtering.

Drawings

FIG. 1 is a schematic front sectional view of the overall structure of a denitrification apparatus for landfill leachate according to the present invention;

fig. 2 is a schematic cross-sectional view of the driving blade and the first driven blade and the second driven blade of the denitrification device for landfill leachate according to the present invention;

fig. 3 is a schematic structural diagram of a filter plate of a denitrification device for landfill leachate according to the present invention.

In the figure: 1. a denitrification tank; 2. a filtration tank; 3. a main stirring rod; 4. a main stirring blade; 5. a main bearing; 6. a motor support frame; 7. a reduction motor; 8. a main movable blade; 9. a driven rod I; 10. a side bearing; 11. a first driven leaf; 12. a linker; 13. from the stirring blades; 14. a sludge outlet; 15. a water outlet; 16. a main water inlet; 17. a secondary water inlet; 18. a second driven lever; 19. a second driven blade; 20. a cover plate; 21. a transparent cover; 22. a screw; 23. a filter plate; 24. a nut; 25. a rubber ring; 26. steel rings; 27. an intermediate filter layer; 28. and (4) opening.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a denitrification device for landfill leachate comprises a denitrification tank 1, a filtering tank 2 is arranged on the side surface of the denitrification tank 1, a main stirring rod 3 is arranged in the middle of the denitrification tank 1, a plurality of main stirring blades 4 are arranged on the main stirring rod 3, a first driven rod 9 is arranged on the left side of each main stirring blade 4, a second driven rod 18 is arranged on the right side of each main stirring blade 4, a sludge outlet 14 is arranged in the middle of the bottom of the denitrification tank 1, a water outlet 15 is arranged above the left side of the denitrification tank 1, a main water inlet 16 is arranged on the right side of the bottom of the filtering tank 2, an opening 28 is arranged above the main stirring blade 4, a cover plate 20 is arranged above the opening 28, a screw rod 22 is arranged below the cover plate 20, a plurality of filter plates 23 are arranged on the screw rod 22, a plurality of filter plates 17 are arranged above the left side of the denitrification tank 1, and the auxiliary water inlet 17 is.

A main bearing 5 is arranged at the position where the upper end of the main stirring rod 3 is contacted with the denitrification tank 1, a main movable blade 8 is arranged above the main stirring blade 4 of the main stirring rod 3, a speed reducing motor 7 is arranged at the other end of the main stirring rod 3 penetrating through the main bearing 5, and a motor support frame 6 is arranged between the lower part of the speed reducing motor 7 and the denitrification tank 1; the upper end and the lower end of the first driven rod 9 are respectively provided with a side bearing 10, a plurality of groups of connecting bodies 12 are arranged on the first driven rod 9, a plurality of driven stirring blades 13 are arranged on the connecting bodies 12, and a first driven blade 11 is arranged above the connecting bodies 12 on the first driven rod 9; the upper end and the lower end of the second driven rod 18 are also provided with side bearings 10, the second driven rod 18 is also provided with a plurality of groups of connecting bodies 12, the connecting bodies 12 are also provided with a plurality of driven stirring blades 13, and the second driven rod 18 is provided with a second driven blade 19 above the connecting bodies 12; the middle of the cover plate 20 is provided with a transparent cover 21, the screw rods 22 are four groups, the inner layer of the filter plate 23 is provided with a middle filter layer 27, the outer side of the middle filter layer 27 on the filter plate 23 is provided with a steel ring 26, the periphery of the steel ring 26 is provided with openings, the outer side of the steel ring 26 on the filter plate 23 is provided with a rubber ring 25, the movable openings of the filter plate 23 are movably arranged on the screw rods 22, and the screw rods 22 are provided with nuts 24 on the upper side and the lower side of the filter.

It should be noted that, the utility model relates to a denitrification device for landfill leachate, through the structure of the arrangement, when the sewage filtrate enters the filter tank 2 from the main water inlet 16, along with the rising of the water level will meet the filter plate 23 on the bottom surface of the screw rod 22, the outer side of the filter plate 23 is provided with the rubber ring 25 to contact with the inner wall of the filter tank 2, so that the periphery of the filter plate 23 can be sufficiently sealed, so that the sewage filtrate starts to permeate upwards from the middle filter layer 27, the quartz sand in the sewage filtrate is blocked below the filter plate 23, the ceramsite is prevented from entering the denitrification tank 1, the waste of resources is caused, and the suspended matters in the sewage can be filtered, the filter plate 23 is provided with a plurality of filter plates, after the sewage filtrate is filtered in sequence, the sewage filtrate enters the denitrification tank 1 from the secondary water inlet 17, the staff can check through the transparent cover 21 in the middle of the cover plate 20, after sewage filtrate formed certain scale at denitrification pond 1, start gear motor 7, make main puddler 3 and main stirring leaf 4 rotate, stir sewage filtrate, when main puddler 3 stirs according to clockwise direction, initiative leaf 8 rotates according to clockwise equally, thereby contact No. one driven leaf 11 and No. two driven leaves 19 of both sides and make it promoted, rotate according to the anticlockwise, thereby drive No. one driven bar 9 and No. two driven bars 18 anticlockwise rotation together, make the equal anticlockwise stirring liquid of stirring leaf 13 of volume on it, it is more even that the sewage filtrate stirs from the driven messenger, denitrification reaction is more abundant, the bottom is difficult to deposit.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a denitrification facility of landfill leachate which characterized in that: comprises a denitrification tank (1), a filter tank (2) is arranged on the side surface of the denitrification tank (1), a main stirring rod (3) is arranged in the middle of the denitrification tank (1), a plurality of main stirring blades (4) are arranged on the main stirring rod (3), a first driven rod (9) is arranged on the left side of each main stirring blade (4), a second driven rod (18) is arranged on the right side of each main stirring blade (4), a sludge outlet (14) is arranged in the middle of the bottom of the denitrification tank (1), a water outlet (15) is arranged above the left side of the denitrification tank (1), a main water inlet (16) is arranged on the right side of the bottom of the filter tank (2), an opening (28) is arranged above the main stirring rod, a cover plate (20) is arranged above the opening (28), a screw rod (22) is arranged below the cover plate (20), and a plurality of filter plates (23) are arranged on the screw rod (22), a secondary water inlet (17) is arranged above the left side of the denitrification tank (1), and the secondary water inlet (17) is positioned above the plurality of groups of filter plates (23).

2. The denitrification facility for landfill leachate according to claim 1, wherein: the upper end of main puddler (3) and the position of denitrifying pond (1) contact are provided with base bearing (5), main puddler (3) are located the top of main stirring leaf (4) and are provided with main movable vane (8), main puddler (3) are provided with gear motor (7) through the other end of base bearing (5), be provided with motor support frame (6) between the below of gear motor (7) and denitrifying pond (1).

3. The denitrification facility for landfill leachate according to claim 1, wherein: the upper end and the lower end of a driven rod (9) are provided with side bearings (10), a plurality of groups of connectors (12) are arranged on the driven rod (9), a plurality of driven blades (13) are arranged on the connectors (12), and a driven blade (11) is arranged above the connectors (12) on the driven rod (9).

4. The denitrification facility for landfill leachate according to claim 1, wherein: the upper end and the lower end of the second driven rod (18) are also provided with side bearings (10), the second driven rod (18) is also provided with a plurality of groups of connecting bodies (12), the connecting bodies (12) are also provided with a plurality of driven blades (13), and the second driven rod (18) is provided with a second driven blade (19) above the connecting bodies (12).

5. The denitrification facility for landfill leachate according to claim 1, wherein: the middle of apron (20) is provided with transparent lid (21), screw rod (22) are four groups, the inlayer of filter (23) is provided with middle filter layer (27), be provided with steel ring (26) in the outside that lies in middle filter layer (27) on filter (23), be provided with the trompil around steel ring (26), be provided with rubber circle (25) in the outside that lies in steel ring (26) on filter (23), filter (23) activity trompil movable mounting is on screw rod (22), and screw rod (22) are provided with nut (24) in the upper and lower both sides that lie in filter (23).