CN213569715U

CN213569715U - Denitrification device for landfill leachate

Info

Publication number: CN213569715U
Application number: CN202022393778.7U
Authority: CN
Inventors: 阙宜红; 田霞
Original assignee: Guangdong Bodi Environmental Engineering Co ltd
Current assignee: Guangdong Bodi Environmental Engineering Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-06-29
Anticipated expiration: 2030-10-23

Abstract

The utility model belongs to the technical field of refuse treatment's technique and specifically relates to a landfill leachate's denitrification facility is related to, its including rotate locate denitrification pond lateral wall the position be equipped with the dwang, along dwang endwise slip be used for stirring the agitating unit of the mud in the denitrification pond, agitating unit includes sliding assembly and stirring subassembly, sliding assembly and dwang cooperation. This application has the advantage that improves the reaction effect of denitrifying bacteria and filtration liquid.

Description

Denitrification device for landfill leachate

Technical Field

The application relates to the technical field of garbage treatment, in particular to a denitrification device for garbage leachate.

Background

In the treatment of leachate of garbage, nitrate oxygen and nitrite nitrogen in the leachate are reduced into gaseous nitrogen by conventionally utilizing denitrifying bacteria, thereby realizing sewage treatment.

At present, the denitrification treatment of the leachate is carried out in a general denitrification tank, and in order to make the leachate react more fully, a stirring paddle is usually installed in the denitrification tank to stir the leachate, so that the denitrifying bacteria and the leachate further react.

In view of the above-mentioned related art, the inventors consider that there is a defect that the reaction of the denitrifying bacteria with the leachate is not sufficient.

SUMMERY OF THE UTILITY MODEL

In order to improve the reaction effect of denitrifying bacteria and filtration liquid, the application provides a refuse leachate's denitrification facility.

The application provides a denitrification facility of landfill leachate adopts following technical scheme:

the utility model provides a landfill leachate's denitrification facility, is equipped with the dwang including rotating the position of locating the denitrification pond lateral wall, along dwang endwise slip's the agitating unit who is used for stirring the mud in the denitrification pond, agitating unit includes sliding assembly and stirring subassembly, sliding assembly and dwang cooperation.

Through adopting above-mentioned technical scheme, the stirring subassembly is along dwang axial displacement under the cooperation of slip subassembly and dwang, makes agitating unit all can stir more positions in to the denitrification pond to make the reaction of denitrifying bacteria and filtration liquid more abundant, have the advantage that improves the reaction effect of denitrifying bacteria and filtration liquid.

Preferably, sliding assembly includes the sliding sleeve with dwang lateral wall threaded connection, the denitrification pond is located dwang one side and is equipped with the guide bar parallel with the dwang, sliding assembly is still including locating the guide ring on the guide bar is located to sliding sleeve lateral wall and cover.

Through adopting above-mentioned technical scheme, the dwang rotates, and guide ring and guide bar sliding fit make sliding sleeve along the axial slip of dwang under the drive of screw thread, have the effect that drives the removal of stirring subassembly.

Preferably, the lateral wall of guide ring is fixed with the install bin, the stirring subassembly is including rotating the (mixing) shaft of locating the install bin downside and locating the stirring leaf of (mixing) shaft lateral wall along the (mixing) shaft axial.

Through adopting above-mentioned technical scheme, the (mixing) shaft rotates, makes the stirring leaf overturn the material in the denitrification pond to make denitrifying bacteria and filtration liquid mix more fully, have the treatment effect that improves filtration liquid.

Preferably, one side of the installation box, which is close to the denitrification tank, is provided with a bearing through a connecting rod, the connecting rod is connected to an outer ring of the bearing, and one side of an inner ring of the bearing, which is close to the denitrification tank, is connected with the stirring shaft through a connecting cylinder.

Through adopting above-mentioned technical scheme, the bearing setting is convenient for connect (mixing) shaft and connecting rod, makes the (mixing) shaft install the case relatively and rotates.

Preferably, a driving motor is arranged in the installation box, and an output shaft of the driving motor penetrates through the connecting rod and is connected with the inner side wall of the bearing inner ring.

Through adopting above-mentioned technical scheme, driving motor drive bearing rotates to drive the (mixing) shaft and rotate, realize automatic rotation, play the effect of using manpower sparingly.

Preferably, both ends that the dwang is close to the denitrification pond lateral wall are equipped with and stop the piece, the spacing of stopping piece and denitrification pond lateral wall is greater than the axial length of (mixing) shaft.

Through adopting above-mentioned technical scheme, the stop block plays spacing sliding sleeve, reduces the condition that the sliding sleeve removes and makes the (mixing) shaft bump with the lateral wall in denitrification pond near of denitrification pond lateral wall.

Preferably, the output shaft of driving motor is connected with the axis of rotation that is located the connecting cylinder below through the pivot connector, the one end of keeping away from the bearing of axis of rotation is connected with the guide vane, the guide vane is the spiral along vertical direction and locates the axis of rotation lateral wall.

Through adopting above-mentioned technical scheme, the direction leaf rotates, and the material upset in the guide denitrification pond has the effect of intensive mixing mixed denitrifying bacteria and filtration liquid.

Preferably, one end of the rotating shaft, which is far away from the bearing, is provided with a plurality of scrapers below the guide vane, one side of each scraper is connected with the outer side wall of the rotating shaft, and the other side of each scraper horizontally extends along one side, which is far away from the rotating shaft.

Through adopting above-mentioned technical scheme, the scraper blade plays and will be close to the material scraping of denitrification pond bottom of the pool, makes the more abundant effect of material mixing.

In summary, the present application includes at least one of the following beneficial technical effects:

the stirring component axially moves along the rotating rod under the matching of the sliding component and the rotating rod, so that the stirring device can stir more positions in the denitrification tank, the reaction of the denitrifying bacteria and the percolate is more sufficient, and the advantage of improving the reaction effect of the denitrifying bacteria and the percolate is achieved;

the rotating rod rotates, and the guide ring is in sliding fit with the guide rod, so that the sliding sleeve slides along the axial direction of the rotating rod under the driving of the threads, and the effect of driving the stirring assembly to move is achieved;

the stirring shaft rotates to enable the stirring blades to overturn materials in the denitrification tank, so that denitrifying bacteria and the leachate are mixed more fully, and the treatment effect of the leachate is improved.

Drawings

FIG. 1 is a schematic structural diagram illustrating the use of a denitrification apparatus for landfill leachate according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a denitrification apparatus for landfill leachate according to an embodiment of the present application;

fig. 3 is a sectional view of a denitrification apparatus for landfill leachate according to an embodiment of the present application.

Description of reference numerals: 1. a support; 11. rotating the rod; 111. a stop block; 12. a guide bar; 2. a sliding sleeve; 21. a guide ring; 22. installing a box; 23. a connecting rod; 24. a bearing; 25. a connecting cylinder; 26. a rotating shaft; 261. a guide vane; 262. a squeegee; 3. a drive motor; 4. a stirring shaft; 41. stirring the leaves.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a denitrification device for landfill leachate. Referring to fig. 1, a landfill leachate's denitrification facility includes dwang 11, and dwang 11 passes through support 1 and installs in advance in denitrification pond top, and the sliding is equipped with the agitating unit who is used for stirring material in the denitrification pond on dwang 11, and agitating unit can follow dwang 11 and remove to the stirring effect to the denitrification pond is more excellent.

Agitating unit is including sliding component and stirring subassembly, sliding component and dwang 11 sliding fit, and is concrete, in this embodiment, sliding component is including sliding sleeve 2 and guide ring 21.

Set up the screw thread on dwang 11's the lateral wall, sliding sleeve 2 is hollow cylinder, and sliding sleeve 2 set up the internal thread and with dwang 11 screw-thread fit, the below that lies in dwang 11 on the support is fixed with guide bar 12, the axis of guide bar 12 is parallel with dwang 11's axis, guide ring 21 is connected in sliding sleeve 2's below and slides and locates guide bar 12, be fixed with drive dwang 11 pivoted rotation motor on the support, dwang 11 rotates, direction limiting displacement through screw-thread fit and guide bar 12, drive sliding sleeve 2 along dwang 11's axial displacement.

Referring to fig. 2, the stirring assembly includes a stirring shaft 4 and a stirring blade 41, a hollow installation box 22 is fixed on the side wall of the guide ring 21 close to the denitrification tank, the installation box 22 is driven by the guide ring 21 to move along the axial direction of the rotating rod 11, a hollow connecting rod 23 is installed on the side surface of the installation box 22 away from the guide ring 21, the end surface of the connecting rod 23 away from the installation box 22 is connected with a bearing 24, the end surface of the outer ring of the bearing 24 is fixed with the end surface of the connecting rod 23, the inner diameter of the connecting rod 23 is equal to the inner diameter of the inner ring of the bearing 24, a through hole equal to the inner diameter of the connecting rod 23 is formed at the position of the installation box 22 corresponding to the connecting rod 23, so that the inner side of the installation box 22 is communicated with the inner side of the connecting rod 23, the end surface of the inner ring away from the connecting, stirring leaf 41 evenly locates the lateral wall of (mixing) shaft 4 along the axial of (mixing) shaft 4, and the middle part orientation of stirring leaf 41 is kept away from the direction bending of (mixing) shaft 4, and when (mixing) shaft 4 rotated under the drive of connecting cylinder 25, stirring leaf 41 rotated under the pivoted rivers drive, and stirring effect is more excellent.

Referring to fig. 3, a driving motor 3 is installed in the installation box 22, an output shaft of the driving motor 3 penetrates through the through hole and is connected with the inner side wall of the inner ring, the driving motor 3 is started, and the output shaft of the driving motor 3 drives the inner ring of the bearing 24 to rotate, so as to drive the connecting cylinder 25 to rotate.

The output shaft tip of driving motor 3 is connected with axis of rotation 26 through the pivot connector, and the pivot connector is located connecting cylinder 25, and axis of rotation 26 is worn to locate in connecting cylinder 25, and axis of rotation 26 is located the denitrification pond, is equipped with guide vane 261 along the axis spiral of axis of rotation 26 at the lateral wall of axis of rotation 26, and when axis of rotation 26 rotated, guide vane 261 played the effect of the material upset in the denitrification pond.

The scraper 262 is connected with to the one end lateral wall that the axis of rotation 26 kept away from connecting cylinder 25, and the scraper 262 is the rectangle plate, and the scraper 262 sets up about the axis symmetry of axis of rotation 26 horizontal cross-section, and scraper 262 one side is connected with the lateral wall of axis of rotation 26, opposite side along keeping away from axis of rotation 26 one side level extension, and scraper 262 is used for scraping the material in the denitrification pond to make the material easily turn under the direction of guide vane 261.

Referring to fig. 1, both ends of the rotating rod 11 are provided with annular stop blocks 111, the thread on the outer side wall of the rotating rod 11 is arranged between the stop blocks 111 at both ends, the minimum distance between the stop block 111 and the tank wall of the denitrification tank is greater than the length of the stirring shaft 4, and the stop block 111 is used for limiting the moving position of the sliding sleeve 2, so that the collision between the stirring shaft 4 and the tank wall is reduced.

The implementation principle of the denitrification device of the landfill leachate in the embodiment of the application is as follows: start driving motor 3, driving motor 3 drive (mixing) shaft 4 rotates, makes (mixing) shaft 4 rotate the material in the upset denitrification pond, starts to rotate the motor, rotates motor drive dwang 11 and rotates, makes install bin 22 along dwang 11 axial displacement under the drive of sliding sleeve 2 and guide ring 21, spacing, and stirring leaf 41 is more excellent to the upset effect of each part material in the denitrification pond.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a denitrification facility of landfill leachate which characterized in that: the position of locating the denitrification pond lateral wall including rotating is equipped with dwang (11), along dwang (11) endwise slip be used for stirring the agitating unit of the mud in the denitrification pond, agitating unit includes sliding assembly and stirring subassembly, sliding assembly and dwang (11) cooperation.

2. The denitrification facility for landfill leachate according to claim 1, wherein: the sliding assembly comprises a sliding sleeve (2) connected with the outer side wall of the rotating rod (11) in a threaded manner, the denitrification tank is located on one side of the rotating rod (11) and is provided with a guide rod (12) parallel to the rotating rod (11), and the sliding assembly further comprises a guide ring (21) which is arranged on the outer side wall of the sliding sleeve (2) and is sleeved on the guide rod (12).

3. The denitrification facility for landfill leachate according to claim 2, wherein: the lateral wall of guide ring (21) is fixed with install bin (22), the stirring subassembly is including rotating (mixing) shaft (4) of locating install bin (22) downside and (mixing) blade (41) of locating (mixing) shaft (4) lateral wall along (mixing) shaft (4) axial.

4. The denitrification facility for landfill leachate according to claim 3, wherein: one side of the installation box (22) close to the denitrification tank is provided with a bearing (24) through a connecting rod (23), the connecting rod (23) is connected to the outer ring of the bearing (24), and one side of the inner ring of the bearing (24) close to the denitrification tank is connected with the stirring shaft (4) through a connecting cylinder (25).

5. The denitrification facility for landfill leachate according to claim 4, wherein: be equipped with driving motor (3) in install bin (22), the output shaft of driving motor (3) runs through connecting rod (23) and connects the inside wall of bearing (24) inner ring.

6. The denitrification facility for landfill leachate according to claim 5, wherein: both ends that dwang (11) are close to the denitrification pond lateral wall are equipped with and end and stop piece (111), the spacing of ending and stopping piece (111) and denitrification pond lateral wall is greater than the axle length of (mixing) shaft (4).

7. The denitrification facility for landfill leachate according to claim 5, wherein: the output shaft of driving motor (3) is connected with axis of rotation (26) that are located connecting cylinder (25) below through the pivot connector, the one end of keeping away from bearing (24) of axis of rotation (26) is connected with guide vane (261), guide vane (261) are the spiral along vertical direction and locate axis of rotation (26) lateral wall.

8. The denitrification facility for landfill leachate according to claim 7, wherein: one end of the rotating shaft (26), which is far away from the bearing (24), is positioned below the guide vane (261) and is provided with a plurality of scrapers (262), one side of each scraper (262) is connected with the outer side wall of the rotating shaft (26), and the other side of each scraper (262) horizontally extends along one side, which is far away from the rotating shaft (26).