CN216445076U

CN216445076U - Biological aerated filter structure suitable for ceramsite filter material

Info

Publication number: CN216445076U
Application number: CN202123254752.5U
Authority: CN
Inventors: 李冠杰; 马亮; 刘连禹
Original assignee: Changchun Urban Construction And Maintenance Group Co ltd
Current assignee: Changchun Urban Construction And Maintenance Group Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-06
Anticipated expiration: 2031-12-22

Abstract

The utility model provides an aeration biological filter tank structure suitable for ceramsite filter materials, which comprises a filter tank, wherein a water supply mechanism is fixedly arranged on one side of the filter tank, an aeration mechanism is fixedly arranged on the surface of the filter tank, a back washing mechanism is fixedly arranged in the middle of the inner wall of the filter tank, an annular water outlet weir is fixedly arranged at the top of the inner wall of the filter tank, one side of the annular water outlet weir is communicated with a water outlet pipe, through the arranged aeration mechanism, when sewage passes through the ceramsite filter materials arranged on the surface of a bearing plate after being pumped into the filter tank, pollutants contained in a water body are intercepted by the ceramsite filter materials and are degraded and converted by organisms attached to the ceramsite filter materials, meanwhile, organic matters and specific substances in a dissolved state are removed, the generated sludge is retained in a filter layer, only purified water passes through, the aeration pump works to convey aerobic gas into the interior of the aeration pipe and convey the aerobic gas into the filter tank through air holes formed in the surface of the aeration pipe, provides oxygen for microbial decomposition and improves the decomposition capability of sewage treatment.

Description

Biological aerated filter structure suitable for ceramsite filter material

Technical Field

The utility model relates to the technical field of aeration tanks, in particular to a biological aerated filter structure suitable for ceramsite filter materials.

Background

The aeration biological filter is a novel sewage treatment process by a biomembrane method developed in Europe and America at the end of the 80 s, is greatly developed in the early 90 s, and can be developed into a process capable of removing nitrogen and phosphorus. The aeration biological filter integrates biological oxidation and suspended solid interception, and saves a subsequent sedimentation tank. The existing biological aerated filter adds a flocculating agent for sedimentation into the filter to be matched with a sterilization agent to carry out sedimentation treatment on sewage, the mode needs to consume more time to wait for sewage clarification and sterilization, the treatment efficiency is lower, and the biological aerated filter for filtering and treating the sewage through a ceramsite filter material is lacked.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a biological aerated filter structure suitable for ceramsite filter materials, and aims to solve the problems that the conventional biological aerated filter needs to consume a long time to settle and sterilize sewage, has low treatment efficiency and is lack of a biological aerated filter for filtering and treating sewage by ceramsite filter materials in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an aeration biological filter structure suitable for haydite filter material, includes the filtering pond, one side fixed mounting in filtering pond has water supply mechanism, the fixed surface in filtering pond installs aeration equipment, the inner wall middle part fixed mounting in filtering pond has back flush mechanism, the inner wall top fixed mounting in filtering pond has annular play mill weir, one side intercommunication of annular play mill weir has the outlet pipe, the outlet pipe extends to the filtering pond outer wall.

In order to pump sewage to the filter tank, as a preferable scheme of the utility model: the water supply mechanism comprises a water pump fixedly installed on one side of the filter tank, one end of the water pump is fixedly connected with a water supply pipe, one end of the water supply pipe is fixedly connected with a distribution pipe, and the distribution pipe is alternately connected with the filter tank and is distributed and paved on the bottom of the inner wall.

In order to allow aeration, as a preferred embodiment of the present invention: aeration mechanism includes the aeration pump of fixed mounting on the filtering pond surface, the one end fixedly connected with aeration pipe of aeration pump, the gas pocket is seted up on the surface of aeration pipe, the top at the delivery pipe is laid to the aeration pipe.

In order to carry out the backwashing filter, the utility model adopts a preferable scheme that: the backwashing mechanism comprises an annular backwashing pipe fixedly arranged in the middle of the inner wall of the filter tank, a plurality of flushing heads are fixedly arranged on the surface of the annular backwashing pipe, a water supply pipe is fixedly connected to the surface of the annular backwashing pipe, and a backwashing pump is fixedly connected to one end of the water supply pipe.

In order to facilitate the sewage filtration through the ceramsite filter material, the preferable scheme of the utility model is as follows: the filter comprises a filter tank, a filter bed and a filter bed, wherein a bearing plate is fixedly installed in the middle of the inner wall of the filter tank, through holes are formed in the surface of the bearing plate, a ceramsite filter material is placed on the surface of the bearing plate, and the bearing plate is arranged at the top of an aeration pipe.

In order to facilitate the discharge of sewage after flushing, the utility model adopts a preferable scheme that: the other side of the filter tank is fixedly connected with a sewage tank, and the filter tank is communicated with the sewage tank through a drain pipe.

In order to facilitate the operation of the electrical equipment, the utility model adopts a preferable scheme that: the water pump, the aeration pump and the backwashing pump are all electrically connected with an external power supply.

In order to ensure that the filter chamber has a protection effect, the utility model adopts a preferable scheme that: guard rails are fixedly arranged on the periphery of the top of the filter tank.

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

(1) the sewage to be treated is conveyed to the inside of the distribution pipe through the water supply pipe by the water pump through the arranged water supply mechanism, and the sewage flows to the inside of the filter tank through the distribution pipe, so that the sewage gradually rises in the filter tank to finish water supply;

(2) through the aeration mechanism, after the sewage is pumped into the filter chamber, when the sewage passes through the ceramsite filter material arranged on the surface of the bearing plate, pollutants contained in the water body are intercepted by the ceramsite filter material and are converted by biodegradation attached to the ceramsite filter material, meanwhile, dissolved organic matters and specific substances are also removed, the generated sludge is retained in the filter layer, only purified water passes through the filter layer, the aeration pump is controlled to work to convey aerobic gas into the aeration pipe, and the aerobic gas is conveyed into the filter chamber through air holes formed in the surface of the aeration pipe to provide oxygen for microbial decomposition, so that the decomposition capacity of sewage treatment is improved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of the water supply mechanism of the present invention;

FIG. 4 is a schematic structural view of an aeration mechanism according to the present invention;

FIG. 5 is a schematic structural view of a backwashing mechanism of the present invention;

fig. 6 is a schematic view illustrating a guard rail mounting structure according to the present invention.

In the figure: 1. a filter chamber; 2. a water supply mechanism; 21. a water pump; 22. a water supply pipe; 23. a distribution pipe; 3. an aeration mechanism; 31. an aeration pump; 32. an aeration pipe; 33. air holes; 4. a backwashing mechanism; 41. an annular backwash pipe; 42. a rinsing head; 43. a water supply pipe; 44. a backwash pump; 5. an annular effluent weir; 6. a water outlet pipe; 7. a support plate; 8. filtering with ceramsite; 9. a sewage tank; 10. a guard rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an aeration biological filter structure suitable for haydite filter material, includes filtering pond 1, and one side fixed mounting in filtering pond 1 has water supply mechanism 2, and the fixed surface of filtering pond 1 installs aeration equipment 3, and the inner wall middle part fixed mounting in filtering pond 1 has back flush mechanism 4, and the inner wall top fixed mounting in filtering pond 1 has annular play water weir 5, and one side intercommunication of annular play water weir 5 has outlet pipe 6, and outlet pipe 6 extends to filtering pond 1 outer wall.

In this embodiment: the water supply mechanism 2 comprises a water pump 21 fixedly arranged on one side of the filter tank 1, one end of the water pump 21 is fixedly connected with a water supply pipe 22, one end of the water supply pipe 22 is fixedly connected with a distribution pipe 23, and the distribution pipe 23 is inserted into the filter tank 1 and is distributed and paved at the bottom of the inner wall.

When in specific use: the sewage to be treated is delivered to the interior of the distribution pipe 23 through the water supply pipe 22 by the operation of the water pump 21, and the sewage flows to the interior of the filter tank 1 through the distribution pipe 23, so that the sewage gradually rises in the interior of the filter tank 1, and the water supply is completed.

In this embodiment: aeration mechanism 3 includes aeration pump 31 of fixed mounting on filtering pond 1 surface, and aeration pump 31's one end fixedly connected with aeration pipe 32, and the gas pocket 33 has been seted up on aeration pipe 32's surface, and aeration pipe 32 lays at the top of delivery pipe 22, and the inner wall middle part fixed mounting of filtering pond 1 has bearing board 7, and the through-hole has been seted up on bearing board 7's surface, and haydite filter material 8 has been placed on bearing board 7's surface, and bearing board 7 sets up the top at aeration pipe 32.

When in specific use: after sewage is pumped into the filter 1, when the sewage passes through the ceramsite filter 8 arranged on the surface of the supporting plate 7, pollutants contained in water are intercepted by the ceramsite filter 8 and are converted by biodegradation attached to the ceramsite filter 8, meanwhile, dissolved organic matters and specific substances are also removed, the generated sludge is retained in the filter layer, only purified water passes through the filter layer, the aeration pump 31 is controlled to work to convey oxygen gas into the aeration pipe 32, and the oxygen gas is conveyed into the filter 1 through the air holes 33 formed in the surface of the aeration pipe 32 to be in full contact with the sewage, so that oxygen is provided for microbial decomposition, and the decomposition capacity of sewage treatment is improved.

In this embodiment: the backwashing mechanism 4 comprises an annular backwashing pipe 41 fixedly arranged in the middle of the inner wall of the filter tank 1, a plurality of flushing heads 42 are fixedly arranged on the surface of the annular backwashing pipe 41, a water supply pipe 43 is fixedly connected on the surface of the annular backwashing pipe 41, a backwashing pump 44 is fixedly connected at one end of the water supply pipe 43, a sewage tank 9 is fixedly connected at the other side of the filter tank 1, and the filter tank 1 is communicated with the sewage tank 9 through a water discharge pipe.

When in specific use: when the filter 1 runs for a period of time, the filter 1 needs to be washed, the aeration pump 31 and the water pump 21 are turned off, the back flushing pump 44 is controlled to work, the back flushing pump 44 pumps washing water to the annular back flushing pipe 41 through the water feeding pipe 43, the filter 1 is washed through the flushing head 42 arranged on the surface of the annular back flushing pipe 41, and the washed wastewater flows into the sewage tank 9 through the drainage pipe for further treatment.

In this embodiment: the water pump 21, the aeration pump 31 and the backwashing pump 44 are electrically connected with an external power supply.

When in specific use: when the water pump 21, the aeration pump 31 and the backwashing pump 44 are connected with an external power supply, the equipment is powered on to operate, and when the equipment is disconnected with the external power supply, the equipment stops operating.

Example 2

Referring to FIG. 6: in order to enable the filter tank 1 to have a protection function, the difference characteristics of the embodiment from the embodiment 1 are as follows: guard rails 10 are fixedly arranged on the periphery of the top of the filter 1.

When in specific use: guard rails 10 fixedly arranged on the periphery of the top of the filter tank 1 play a role in protection, and prevent personnel and articles from falling into the filter tank 1 carelessly.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a bological aerated filter structure suitable for haydite filter material, includes filtering pond (1), its characterized in that: one side fixed mounting in filtering pond (1) has water supply mechanism (2), the fixed surface in filtering pond (1) installs aeration equipment (3), the inner wall middle part fixed mounting in filtering pond (1) has back flush mechanism (4), the inner wall top fixed mounting in filtering pond (1) has annular play mill weir (5), one side intercommunication of annular play mill weir (5) has outlet pipe (6), outlet pipe (6) extend to filtering pond (1) outer wall.

2. A biological aerated filter structure suitable for ceramsite filter materials according to claim 1, wherein: water supply mechanism (2) are including water pump (21) of fixed mounting in filtering pond (1) one side, the one end fixedly connected with delivery pipe (22) of water pump (21), the one end fixedly connected with distributing pipe (23) of delivery pipe (22), distributing pipe (23) alternate and connect filtering pond (1) and distribute and lay in the inner wall bottom.

3. An aeration biological filter tank structure suitable for a ceramsite filter material according to claim 2, wherein: aeration mechanism (3) are including aeration pump (31) of fixed mounting on filtering pond (1) surface, the one end fixedly connected with aeration pipe (32) of aeration pump (31), air pocket (33) have been seted up on the surface of aeration pipe (32), aeration pipe (32) are laid at the top of delivery pipe (22).

4. A biological aerated filter structure suitable for ceramsite filter materials according to claim 3, wherein: the backwashing mechanism (4) comprises an annular backwashing pipe (41) fixedly installed in the middle of the inner wall of the filter tank (1), a plurality of flushing heads (42) are fixedly installed on the surface of the annular backwashing pipe (41), a water supply pipe (43) is fixedly connected to the surface of the annular backwashing pipe (41), and a backwashing pump (44) is fixedly connected to one end of the water supply pipe (43).

5. A biological aerated filter structure suitable for ceramsite filter materials according to claim 1, wherein: the filter tank is characterized in that a bearing plate (7) is fixedly mounted in the middle of the inner wall of the filter tank (1), through holes are formed in the surface of the bearing plate (7), a ceramsite filter material (8) is placed on the surface of the bearing plate (7), and the bearing plate (7) is arranged at the top of an aeration pipe (32).

6. A biological aerated filter structure suitable for ceramsite filter materials according to claim 1, wherein: the other side of the filter tank (1) is fixedly connected with a sewage tank (9), and the filter tank (1) is communicated with the sewage tank (9) through a drain pipe.

7. A biological aerated filter structure suitable for ceramsite filter materials according to claim 4, wherein: the water pump (21), the aeration pump (31) and the backwashing pump (44) are electrically connected with an external power supply.

8. An aeration biological filter tank structure suitable for a ceramsite filter material according to claim 1, wherein: guard rails (10) are fixedly arranged on the periphery of the top of the filter tank (1).