CN219860858U

CN219860858U - Percolate denitrification device

Info

Publication number: CN219860858U
Application number: CN202320611220.2U
Authority: CN
Inventors: 郭小浩
Original assignee: Tianjin Nayouduo Biotechnology Development Co ltd
Current assignee: Tianjin Nayouduo Biotechnology Development Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-10-20
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a leachate denitrification device, and relates to the technical field of landfill leachate treatment. The percolate denitrification device comprises a bottom plate, a filtering mechanism and an air blowing mechanism, wherein the top of the bottom plate is fixedly provided with a treatment box, the inner wall of the treatment box is fixedly provided with a baffle plate, the top of the baffle plate is fixedly provided with a liquid pump, the bottom of the baffle plate is fixedly provided with at least two groups of atomizing nozzles, the output end of the liquid pump is communicated with the inside of each group of atomizing nozzles through a pipeline, the air blowing mechanism is arranged in the treatment box, and the air blowing mechanism comprises a machine case and a blower. This filtration liquid denitrification facility through the cooperation of air-blowing mechanism, liquid pump, atomizing nozzle and biomembrane, can contact the microorganism on the biomembrane again after will waiting the filtration liquid waste water atomization of denitrification, can make filtration liquid waste water can be fast and fully by the denitrification, has improved the denitrification efficiency of device, has promoted the practicality of device.

Description

Percolate denitrification device

Technical Field

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

Background

The application document with the publication number of CN212504234U discloses a garbage leachate biological denitrification device, which comprises a treatment tank and biological membranes, the biological membranes are three, the three biological membranes are vertically fixed inside the treatment tank at equal intervals, microorganisms are attached to the surfaces of the biological membranes, a plate groove is formed in the upper surface of the treatment tank, through holes are formed in the surface of the treatment tank in the plate groove, the number of the through holes is two, the through holes are located between the adjacent biological membranes, a cover plate is placed in the plate groove, an air pipe is transversely fixed at the bottom of the treatment tank, and air outlets are formed in the upper side of the air pipe. According to the utility model, the plate groove is arranged above the treatment box, the through hole is formed in the inner side of the plate groove, microorganisms for treating wastewater can be added to the biological film in the treatment box through the through hole, the quantity of the microorganisms is kept constant, so that the denitrification effect is ensured, and in addition, the air pump is arranged for introducing air into the treatment box, so that the oxygen requirement of oxygen respiration during microorganism treatment can be ensured.

However, when the above-mentioned apparatus is used for denitrification by microorganisms on the biofilm, the biofilm is merely placed in the standing percolate wastewater, and the percolate wastewater far from the biofilm is difficult to quickly and sufficiently contact the microorganisms, so that the microorganisms take a lot of time to complete denitrification for all the percolate wastewater in the tank, and therefore, we propose a percolate denitrification apparatus.

Disclosure of Invention

The utility model aims to provide a percolate denitrification device which can solve the problems that the existing partial device is time-consuming in denitrification and low in efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a leachate denitrification facility comprising:

the bottom plate is fixedly provided with a treatment box at the top, a baffle is fixedly arranged on the inner wall of the treatment box, a liquid pump is fixedly arranged at the top of the baffle, at least two groups of atomizing nozzles are fixedly arranged at the bottom of the baffle, and the output end of the liquid pump is communicated with the inside of each group of atomizing nozzles through a pipeline;

the filtering mechanism is arranged in the treatment box and is used for filtering fixed impurities in the percolate wastewater;

the air blowing mechanism is arranged in the treatment box and comprises a machine case and an air blower, wherein the machine case is fixedly arranged on the outer surface of one side of the treatment box, and the air blower is fixedly arranged at the bottom of the inner side of the machine case.

Preferably, the air blowing mechanism further comprises an air flow pipeline, a connecting frame, air outlet nozzles and an air pipe, the connecting frame is fixedly arranged on the inner wall of the treatment box, the air outlet nozzles of at least two groups are fixedly arranged on the inner wall of the connecting frame, the air flow pipeline is arranged in the treatment box, the air pipe is fixedly arranged at the top of the connecting frame, one end of the air pipe is communicated with the inside of each group of the air outlet nozzles, the other end of the air pipe is fixedly arranged on the inner wall of one side of the treatment box, the other end of the air pipe is communicated with one end of the air flow pipeline, and the other end of the air flow pipeline is fixedly connected with the output end of the air blower.

Preferably, the filter mechanism comprises a mounting frame, a filter screen, a cam and a motor, wherein the mounting frame is rotatably mounted on the inner wall of the other side of the treatment box, the filter screen is fixedly mounted on the inner wall of the mounting frame, the cam is rotatably mounted between the inner walls of the front side and the rear side of the treatment box, the motor is fixedly mounted on the outer surface of the front side of the treatment box, and the rotating shaft of the motor is connected with the cam in a transmission manner.

Preferably, a group of access boards are fixedly installed on the inner walls of the front side and the rear side of the treatment box respectively, a mounting frame is arranged in the treatment box, a biological film is arranged on the inner wall of the mounting frame, and the mounting frame is loaded on the two groups of access boards.

Preferably, the top of the treatment box is fixedly provided with a liquid inlet pipe, the outer surface of one side of the treatment box is fixedly provided with a liquid outlet pipe, and the liquid inlet pipe and the liquid outlet pipe are communicated with the inside of the treatment box.

Preferably, the top of the partition plate is fixedly provided with a guide block, one side of the treatment box is provided with a collecting opening, the top of the machine box is fixedly provided with a fixed box, and the bottom of the inner side of the fixed box is provided with a collecting box.

Preferably, a filling hole is formed in the other side of the treatment box, a box door is hinged to the filling hole, and a sealing gasket is fixedly arranged on the outer surface of one side of the box door.

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

(1) According to the leachate denitrification device, through the cooperation of the air blowing mechanism, the liquid pump, the atomizing nozzle and the biological membrane, leachate wastewater to be denitrified can be atomized and then contacted with microorganisms on the biological membrane, so that the leachate wastewater can be rapidly and fully denitrified, and when the bottom of the inner side of the treatment tank is accumulated, the air blowing mechanism can blow air in the wastewater to provide oxygen for the microorganisms on one hand, and can stir the wastewater to further accelerate the contact of the microorganisms with the wastewater on the other hand, the problem that when the traditional part of the device is denitrified by the microorganisms on the biological membrane, the biological membrane is only placed in the standing leachate wastewater, the leachate wastewater far away from the biological membrane is difficult to rapidly and fully contact with the microorganisms, so that the microorganisms consume a large amount of time for completing denitrification of all the leachate wastewater in the tank is solved, the denitrification efficiency of the device is improved, and the practicability of the device is improved.

(2) This filtration liquid denitrification facility can spray before the denitrification is carried out on the biomembrane by atomizing filtration liquid waste water through filtering mechanism to filtering waste water to get rid of the solid impurity in the waste water, avoid fixed impurity to cause the accumulation to stop up when inside through liquid pump and atomizing nozzle, and can concentrate the collection with the fixed impurity after filtering in time, guaranteed the result of use of device, be favorable to the popularization and the use of device.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a cross-sectional view of the present utility model;

FIG. 2 is a front view of the present utility model;

fig. 3 is an enlarged view of the portion a of the present utility model.

Reference numerals: 1. a bottom plate; 2. a treatment box; 3. a filtering mechanism; 301. a mounting frame; 302. a filter screen; 303. a cam; 304. a motor; 4. an air blowing mechanism; 401. a chassis; 402. a blower; 403. an air flow duct; 404. a connection frame; 405. an air outlet nozzle; 406. an air pipe; 5. a partition plate; 6. a liquid pump; 7. an atomizing nozzle; 8. a butt strap; 9. a mounting frame; 10. a biological membrane; 11. a fixed box; 12. a collection box; 13. a door; 14. a liquid inlet pipe; 15. a liquid discharge pipe; 16. and a guide block.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a leachate denitrification device, including bottom plate 1, filtering mechanism 3 and air-blowing mechanism 4, the top fixed mounting of bottom plate 1 has treatment box 2, the inner wall fixed mounting of treatment box 2 has baffle 5, the top fixed mounting of baffle 5 has liquid pump 6, the bottom fixed mounting of baffle 5 has at least two sets of atomizing nozzles 7, the output of liquid pump 6 communicates with each group of atomizing nozzle 7's inside through the pipeline, filtering mechanism 3 sets up in the inside of treatment box 2, filtering mechanism 3 is used for filtering the fixed impurity in the leachate waste water, a set of strap 8 of each fixed mounting on the front and back side inner wall of treatment box 2, the inside of treatment box 2 is provided with mounting bracket 9, the inner wall of mounting bracket 9 is provided with biomembrane 10, mounting bracket 9 is carried on two sets of strap 8, the top fixed mounting of treatment box 2 has feed liquor pipe 14, one side surface fixed mounting of treatment box 2 has drain pipe 15, feed liquor pipe 14 and drain pipe 15 communicate with the inside of treatment box 2, the top fixed mounting of baffle 5 has guide block 16, one side of treatment box 2 has collection port, the inside of box door 11 fixed mounting box door 11 has fixed mounting hole 13, the inside of box door 13 is equipped with fixed mounting of packing box door 13;

the air blowing mechanism 4 is arranged in the treatment box 2, the air blowing mechanism 4 comprises a machine box 401 and a blower 402, the machine box 401 is fixedly arranged on the outer surface of one side of the treatment box 2, and the blower 402 is fixedly arranged at the bottom of the inner side of the machine box 401.

The air blowing mechanism 4 further comprises an air flow pipeline 403, a connecting frame 404, air outlet nozzles 405 and an air pipe 406, the connecting frame 404 is fixedly arranged on the inner wall of the treatment box 2, at least two groups of air outlet nozzles 405 are fixedly arranged on the inner wall of the connecting frame 404, the air flow pipeline 403 is arranged in the treatment box 2, the air pipe 406 is fixedly arranged at the top of the connecting frame 404, one end of the air pipe 406 is communicated with the inside of each group of air outlet nozzles 405, the other end of the air pipe 406 is fixedly arranged on the inner wall of one side of the treatment box 2, the other end of the air pipe 406 is communicated with one end of the air flow pipeline 403, the other end of the air flow pipeline 403 is fixedly connected with the output end of the air blower 402, under the cooperation of the air blowing mechanism 4, the liquid pump 6, the atomizing nozzle 7 and the biological membrane 10, the wastewater to be denitrified can be contacted with microorganisms on the biological membrane 10 after being atomized, so that the leachate wastewater can be rapidly and fully denitrified, and when the leachate wastewater is accumulated at the bottom of the inner side of the treatment box 2, the air blowing mechanism 4 can provide oxygen for the microorganisms in the wastewater, on the one hand, on the other hand, the wastewater can be stirred and further contact with the microorganisms can be accelerated, the wastewater can be further, and the denitrification efficiency can be improved, and the practical device can be improved.

The filtering mechanism 3 comprises a mounting frame 301, a filter screen 302, a cam 303 and a motor 304, wherein the mounting frame 301 is rotatably mounted on the inner wall of the other side of the processing box 2, the filter screen 302 is fixedly mounted on the inner wall of the mounting frame 301, the cam 303 is rotatably mounted between the inner walls of the front side and the rear side of the processing box 2, the motor 304 is fixedly mounted on the outer surface of the front side of the processing box 2, a rotating shaft of the motor 304 is in transmission connection with the cam 303, under the action of the filtering mechanism 3, the filtering mechanism can filter the wastewater before the percolate wastewater is atomized and sprayed on the biological membrane 10 for denitrification, so that solid impurities in the wastewater are removed, accumulation and blockage caused when the solid impurities pass through the liquid pump 6 and the atomizing nozzle 7 are avoided, the filtered solid impurities can be collected in a concentrated manner in time, the use effect of the device is guaranteed, and popularization and use of the device are facilitated.

Working principle: the quantitative percolate wastewater is introduced from the liquid inlet pipe 14, the motor 304 is controlled to start to drive the cam 303 to rotate, the filter screen 302 on the installation frame 301 is continuously jacked, the filter screen 302 is continuously vibrated, solid impurities in the wastewater can remain on the filter screen 302 and roll off the filter screen 302 along with the vibration of the filter screen 302, the wastewater enters the collection box 12 in the fixed box 11 through the collection port through the guide of the guide block 16, the residual wastewater falls on the partition board 5 through the filter screen 302, at the moment, the liquid pump 6 is controlled to start to spray the wastewater onto the biological film 10 through the atomizing nozzle 7, the wastewater reacts with microorganisms on the biological film 10 and is denitrified, the wastewater gradually accumulates in the treatment box 2, the blower 402 is controlled to start to blow air into the wastewater from the air outlet nozzle 405 on the connection frame 404 through the air flow pipeline 403 and the air pipe 406, the biological film 10 in the wastewater is supplied with oxygen and stirred, after denitrification is completed, the liquid discharge pipe 15 is opened, and the biological film 10 on the installation frame 9 is opened to be extracted for adding when the microorganisms on the biological film 10 are required to be added.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A leachate denitrification facility comprising:

the device comprises a bottom plate (1), a treatment box (2) is fixedly arranged at the top, a partition plate (5) is fixedly arranged on the inner wall of the treatment box (2), a liquid pump (6) is fixedly arranged at the top of the partition plate (5), at least two groups of atomizing nozzles (7) are fixedly arranged at the bottom of the partition plate (5), and the output end of the liquid pump (6) is communicated with the inside of each group of atomizing nozzles (7) through a pipeline;

the filtering mechanism (3) is arranged in the treatment box (2), and the filtering mechanism (3) is used for filtering fixed impurities in the percolate wastewater;

the air blowing mechanism (4) is arranged in the treatment box (2), the air blowing mechanism (4) comprises a machine box (401) and a blower (402), the machine box (401) is fixedly arranged on the outer surface of one side of the treatment box (2), and the blower (402) is fixedly arranged at the bottom of the inner side of the machine box (401).

2. A percolate denitrification device according to claim 1, wherein: the air blowing mechanism (4) further comprises an air flow pipeline (403), a connecting frame (404), air outlet nozzles (405) and an air pipe (406), the connecting frame (404) is fixedly arranged on the inner wall of the processing box (2), at least two groups of air outlet nozzles (405) are fixedly arranged on the inner wall of the connecting frame (404), the air flow pipeline (403) is arranged in the processing box (2), the air pipe (406) is fixedly arranged at the top of the connecting frame (404), one end of the air pipe (406) is communicated with the inside of each group of air outlet nozzles (405), the other end of the air pipe (406) is fixedly arranged on the inner wall of one side of the processing box (2), and the other end of the air pipe (406) is communicated with one end of the air flow pipeline (403), and the other end of the air flow pipeline (403) is fixedly connected with the output end of the air blower (402).

3. A percolate denitrification device according to claim 2, characterized in that: the filter mechanism (3) comprises a mounting frame (301), a filter screen (302), a cam (303) and a motor (304), the mounting frame (301) is rotatably mounted on the inner wall of the other side of the processing box (2), the filter screen (302) is fixedly mounted on the inner wall of the mounting frame (301), the cam (303) is rotatably mounted between the inner walls of the front side and the rear side of the processing box (2), the motor (304) is fixedly mounted on the outer surface of the front side of the processing box (2), and a rotating shaft of the motor (304) is in transmission connection with the cam (303).

4. A leachate denitrification facility according to claim 3, characterized in that: a group of access boards (8) are fixedly mounted on the inner walls of the front side and the rear side of the treatment box (2), a mounting frame (9) is arranged in the treatment box (2), a biological film (10) is arranged on the inner wall of the mounting frame (9), and the mounting frame (9) is mounted on the two groups of access boards (8).

5. The leachate denitrification facility according to claim 4, wherein: the top of the treatment box (2) is fixedly provided with a liquid inlet pipe (14), the outer surface of one side of the treatment box (2) is fixedly provided with a liquid outlet pipe (15), and the liquid inlet pipe (14) and the liquid outlet pipe (15) are communicated with the inside of the treatment box (2).

6. The leachate denitrification facility according to claim 5, wherein: the top of baffle (5) fixed mounting has guide block (16), and collection mouth has been seted up to one side of processing case (2), and fixed case (11) are installed to the top of quick-witted case (401), and collection case (12) are carried to the inboard bottom of fixed case (11).

7. The leachate denitrification facility according to claim 6, wherein: the other side of the treatment box (2) is provided with a filling hole, a box door (13) is hinged at the filling hole, and a sealing gasket is fixedly arranged on the outer surface of one side of the box door (13).