CN210030323U

CN210030323U - Buried adjusting sedimentation tank for sewage treatment

Info

Publication number: CN210030323U
Application number: CN201920591694.9U
Authority: CN
Inventors: 王振华; 刘新梅
Original assignee: Shandong Zhibo Environmental Engineering Co Ltd
Current assignee: Shandong Zhibo Environmental Engineering Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-02-07
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses a buried adjusting sedimentation tank for sewage treatment, including a jar body, jar internal MBR membrane bioreactor, aeration equipment of installing, aeration equipment are located MBR membrane bioreactor's below, and jar body intercommunication has inlet tube, first outlet pipe, second outlet pipe, intake pipe, sludge discharge pipe, and the delivery port of first play water piping connection MBR membrane bioreactor, and the sludge discharge pipe stretches into the bottom of the jar body. The utility model discloses have two kinds of working methods, two kinds of working methods can be according to pollutant concentration load in the sewage and switch, adopt the mode of natural sedimentation when the pollutant load is less, prolong the life of MBR membrane, utilize MBR membrane bioreactor's filter action to produce the water purification when the pollutant load is great, guarantee that it is up to standard to go out water.

Description

Buried adjusting sedimentation tank for sewage treatment

Technical Field

The utility model relates to a buried adjusting sedimentation tank for sewage treatment.

Background

At present, an anoxic tank, an aerobic tank, a sedimentation tank and the like used for sewage treatment are mostly built on the ground or are built underground, but the upper parts of the anoxic tank, the aerobic tank, the sedimentation tank and the like are open, so that the sewage treatment equipment has large floor area and is not beautiful. Therefore, the buried sewage treatment equipment is available, the upper parts of the anoxic tank, the aerobic tank and the sedimentation tank are sealed and then buried underground, and the overground part can be used for building garden landscapes and the like, so that the utilization rate of the land is improved. Can also design into anoxic tank, aerobic tank, gunbarrel with anoxic tank, good oxygen jar, gunbarrel with anoxic tank, sedimentation tank, during the use bury in the underground can, during operation gets into the gunbarrel through anoxic tank, good oxygen jar in proper order, carries out solid-liquid separation at the gunbarrel, obtains the purified water, but when pollutant concentration was higher in the sewage, the water that comes out in the gunbarrel just hardly reaches emission standard, consequently needs improve it.

Disclosure of Invention

The utility model aims at providing a sewage treatment is with burying formula regulation gunbarrel for improve the treatment effect of sewage according to above-mentioned problem.

In order to achieve the purpose, the utility model discloses a jar body, jar internal MBR membrane bioreactor, aeration equipment of installing, aeration equipment are located MBR membrane bioreactor's below, and jar body intercommunication has inlet tube, first outlet pipe, second outlet pipe, intake pipe, mud pipe, and first outlet pipe connection MBR membrane bioreactor's delivery port, and the mud pipe stretches into jar bottom of the body.

The buried adjusting sedimentation tank for sewage treatment has the following working mode: sewage is through oxygen deficiency pond nitrogen and phosphorus removal, get into jar body through the inlet tube after good oxygen pond degradation organic matter again, the suspended solid in the sewage descends in jar body and deposits, the clear water flows through the second outlet pipe, when pollutant concentration is higher in sewage, launch MBR membrane bioreactor, go out water from first outlet pipe, it is up to standard to guarantee to go out water, a large amount of gases of aeration equipment during operation discharge, the bubble that forms rises the back and has the scouring action to MBR membrane bioreactor, can avoid suspended solid and the microorganism of aquatic to adhere to the effect that MBR membrane bioreactor influences water treatment. This sewage treatment is with burying formula regulation precipitation tank has two kinds of working methods, one kind is natural precipitation, another kind is that the filter action who utilizes MBR membrane bioreactor produces the water purification, and two kinds of working methods can switch according to pollutant concentration load in the sewage, and the mode that adopts natural precipitation when the pollutant load is less prolongs the life of MBR membrane, utilizes MBR membrane bioreactor's filter action to produce the water purification when the pollutant load is great, guarantees that it is up to standard to go out the water.

The internal lower extreme of installing of jar seals the open inner tube in upper end, MBR membrane bioreactor installs in the inner tube, and aeration equipment installs on the bottom plate of inner tube, the second outlet pipe stretches into in the inner tube, the inlet tube passes the space between inner tube and the jar side wall and stretches into jar internal and the mouth of pipe is less than the bottom surface of inner tube. After adopting above-mentioned structure, the water purification passes through the overflow effect and gets into the inner tube, not only avoids mud and MBR membrane bioreactor contact, can alleviate MBR membrane bioreactor's work burden moreover, prolongs MBR membrane bioreactor's life, and aeration equipment installs in the inner tube, and produced bubble rises from the inner tube, avoids arousing the water disturbance and makes the mud that deposits and get off rise again.

Aeration equipment includes the aeration dish, and the aeration dish is hollow structure, and a plurality of air jet nozzles are installed to the ring cloth on the aeration dish, air jet nozzle and the inner chamber intercommunication of aeration dish, intake pipe and the inner chamber intercommunication of aeration dish. The aeration disc has the effect of shunting, can make the gas dispersion of entering back from each gas nozzle blowout, and produced bubble rises after fully covering MBR membrane bioreactor, goes adnexed effect better.

The inner cylinder is fixedly connected with the tank body through a first support. The first support has the function of fixing the inner cylinder and cannot block water flow.

The MBR membrane bioreactor is fixedly connected to the inner cylinder through a second support. The second support can realize fixing the MBR membrane bioreactor and cannot block water flow and air flow.

The tank body comprises a cylinder, and the upper end and the lower end of the cylinder are respectively connected with an upper sealing cover and a lower sealing cover. The cylinder forms the main part of the tank body, the structural strength is high, and the cylinder, the upper sealing cover and the lower sealing cover can be respectively connected together, so that the installation of the MBR membrane bioreactor and the aeration device in the cylinder and the connection of pipelines are facilitated.

The water inlet pipe, the first water outlet pipe, the second water outlet pipe, the air inlet pipe and the mud discharging pipe all penetrate through the cylinder wall of the cylinder and extend outwards, and the parts of the water inlet pipe, the first water outlet pipe, the second water outlet pipe, the air inlet pipe and the mud discharging pipe extending out of the cylinder are located on the same side of the cylinder and close to the upper end of the cylinder. The water inlet pipe, the first water outlet pipe, the second water outlet pipe, the air inlet pipe and the sludge discharge pipe are arranged on the same side, so that the pipeline connection and the systematized management are facilitated.

The upper end of the upper sealing cover and the upper end of the cylinder are both provided with connecting flanges, the two connecting flanges are fixed through fastening bolts, and the upper end of the lower sealing cover and the upper end of the cylinder are both provided with connecting flanges, and the two connecting flanges are fixed through fastening bolts. The connecting flange and the fastening bolt are adopted to realize the connection of the cylinder, the upper sealing cover and the lower sealing cover, the connection is simple and firm, and the integral structure of the tank body can be enhanced.

The top surface of the upper sealing cover is a plane. Because this sedimentation tank is adjusted with burying to sewage treatment buries in underground and uses, the top surface of going up the closing cap adopts planar structure can not cause the ground arch, makes ground keep level and smooth.

The upper surface of the lower sealing cover is an arc-shaped surface with a middle bottom and a high periphery. The upper surface of the lower sealing cover adopts an arc surface, so that a hopper-shaped sludge cavity can be formed, and sludge deposition and centralized treatment are facilitated.

To sum up, the utility model discloses have two kinds of working methods, two kinds of working methods can switch according to pollutant concentration load in the sewage, adopt the mode of natural sedimentation when the pollutant load is less, prolong the life of MBR membrane, utilize MBR membrane bioreactor's filter action to produce the water purification when the pollutant load is great, guarantee that it is up to standard to go out the water.

Drawings

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the structure of the aeration apparatus of fig. 1.

Detailed Description

Referring to the attached drawing, the utility model provides a bury formula regulation precipitation tank for sewage treatment is including jar body 1, install MBR membrane bioreactor 2 in jar body 1, aeration equipment 3, MBR membrane bioreactor 2 is prior art, mainly utilize and immerse activated sludge and the macromolecular organic matter in the membrane separation equipment entrapment inslot of sewage pond, aeration equipment 3 is located MBR membrane bioreactor 2's below, jar body 1 intercommunication has inlet tube 4, first outlet pipe 5, second outlet pipe 6, intake pipe 7, sludge discharge pipe 8, the delivery port of MBR membrane bioreactor 2 is connected to first outlet pipe 5, sludge discharge pipe 8 stretches into jar body 1's bottom.

The buried adjusting sedimentation tank for sewage treatment has the following working mode: sewage is through oxygen deficiency pond nitrogen and phosphorus removal, get into jar body 1 through inlet tube 4 after good oxygen pond degradation organic matter again, the suspended solid in the sewage descends in jar body 1 to deposit, the clear water passes through second outlet pipe 6 and flows, when pollutant concentration is higher in sewage, start MBR membrane bioreactor 2, 5 water from first outlet pipe, it is up to standard to guarantee to go out water, aeration equipment 3 during operation discharge a large amount of gas, the bubble that forms rises the back and has the scouring action to MBR membrane bioreactor 2, can avoid suspended solid and the microorganism of aquatic to adhere to the effect that MBR membrane bioreactor 2 influences water treatment. This sewage treatment is with burying formula regulation precipitation tank has two kinds of working methods, one kind is the natural sedimentation, another kind is that the filter action that utilizes MBR membrane bioreactor 2 produces the water purification, and two kinds of working methods can switch according to pollutant concentration load in the sewage, and the mode that adopts the natural sedimentation when the pollutant load is less prolongs the life of MBR membrane, utilizes MBR membrane bioreactor 2's filter action to produce the water purification when the pollutant load is great, guarantees that it is up to standard to go out water.

Install the lower extreme in the jar body 1 and seal the open inner tube 9 in upper end, MBR membrane bioreactor 2 is installed in inner tube 9, and aeration equipment 3 is installed on the bottom plate of inner tube 9, second outlet pipe 6 stretches into in the inner tube 9, inlet tube 4 passes the space between the lateral wall of the inner tube 9 and the jar body and stretches into jar body 1 in and the mouth of pipe is less than the bottom surface of inner tube 9. After adopting above-mentioned structure, the water purification passes through the overflow effect and gets into inner tube 9, not only avoids mud and 2 contacts of MBR membrane bioreactor, can alleviate MBR membrane bioreactor 2's work burden moreover, prolongs MBR membrane bioreactor 2's life, and aeration equipment 3 installs in inner tube 9, and produced bubble rises from inner tube 9, avoids arousing the water disturbance and makes the mud that deposits down rise again.

The aeration device 3 comprises an aeration disc 10, the aeration disc 10 is of a hollow structure, a plurality of air nozzles 11 are annularly distributed on the aeration disc 10, the air nozzles 11 are communicated with the inner cavity of the aeration disc 10, and the air inlet pipe 7 is communicated with the inner cavity of the aeration disc 10. The aeration disc 10 has the effect of shunting, can make the gas that gets into disperse the back and spout from each gas nozzle 11, and the adnexed effect is better to the abundant MBR membrane bioreactor 2 that covers of produced bubble rise back.

The inner cylinder 9 is fixedly connected with the tank body 1 through a first bracket 12. The first bracket 12 has a function of fixing the inner cylinder 9 and does not block water flow.

The MBR membrane bioreactor 2 is fixedly connected to the inner cylinder 9 through a second bracket 13. The second bracket 13 can fix the MBR membrane bioreactor 2 without blocking water flow and air flow.

The can body 1 comprises a cylinder 14, and an upper sealing cover 15 and a lower sealing cover 16 are respectively connected to the upper end and the lower end of the cylinder 14. The cylinder 14 forms the main body part of the tank body 1, the structural strength is high, and the cylinder 14, the upper sealing cover 15 and the lower sealing cover 16 can be respectively connected together, so that the installation of the MBR membrane bioreactor 2 and the aeration device 3 in the cylinder 14 and the connection of pipelines are facilitated.

The water inlet pipe 4, the first water outlet pipe 5, the second water outlet pipe 6, the air inlet pipe 7 and the sludge discharge pipe 8 all penetrate through the wall of the cylinder 14 and extend outwards, and the parts of the water inlet pipe 4, the first water outlet pipe 5, the second water outlet pipe 6, the air inlet pipe 7 and the sludge discharge pipe 8 extending out of the cylinder 14 are located on the same side of the cylinder 14 and close to the upper end. The water inlet pipe 4, the first water outlet pipe 5, the second water outlet pipe 6, the air inlet pipe 7 and the sludge discharge pipe 8 are arranged on the same side, so that the pipeline connection and the systematized management are facilitated.

The upper end of the upper sealing cover 15 and the upper end of the cylinder 14 are both provided with a connecting flange 17, the two connecting flanges 17 are fixed through fastening bolts 18, the upper end of the lower sealing cover 16 and the upper end of the cylinder 14 are both provided with a connecting flange 17, and the two connecting flanges 17 are fixed through fastening bolts 18. The connecting flange 17 and the fastening bolt 18 are adopted to realize the connection of the cylinder 14, the upper sealing cover 15 and the lower sealing cover 16, the connection is simple and firm, and the integral structure of the tank body 1 can be enhanced.

The top surface of the upper cover 15 is flat. Because this sedimentation tank is adjusted with burying to sewage treatment buries in underground and uses, the top surface of going up closing cap 15 adopts planar structure can not cause the ground arch, makes ground keep level and smooth.

The upper surface of the lower cover 16 is an arc-shaped surface with a middle bottom and a high periphery. The upper surface of the lower sealing cover 16 adopts an arc surface, so that a hopper-shaped sludge cavity can be formed, and sludge deposition and centralized treatment are facilitated.

To sum up, the present invention is not limited to the above-mentioned specific embodiments. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications are intended to be within the scope of the present invention.

Claims

1. The utility model provides a dirty water treatment is with burying formula regulation gunbarrel, includes a jar body (1), characterized by install MBR membrane bioreactor (2), aeration equipment (3) in jar body (1), aeration equipment (3) are located the below of MBR membrane bioreactor (2), and jar body (1) intercommunication has inlet tube (4), first outlet pipe (5), second outlet pipe (6), intake pipe (7), mud pipe (8), and the delivery port of MBR membrane bioreactor (2) is connected in first outlet pipe (5), and mud pipe (8) stretch into the bottom of jar body (1).

2. The buried adjusting sedimentation tank for sewage treatment as claimed in claim 1, wherein the tank body (1) is internally provided with an inner cylinder (9) with a closed lower end and an open upper end, the MBR membrane bioreactor (2) is arranged in the inner cylinder (9), the aeration device (3) is arranged on a bottom plate of the inner cylinder (9), the second water outlet pipe (6) extends into the inner cylinder (9), the water inlet pipe (4) penetrates through a gap between the inner cylinder (9) and the side wall of the tank body (1) and extends into the tank body (1) and the pipe orifice is lower than the bottom surface of the inner cylinder (9).

3. A buried adjusting sedimentation tank for sewage treatment according to claim 2, characterized in that the aeration device (3) comprises an aeration disc (10), the aeration disc (10) is of a hollow structure, a plurality of air nozzles (11) are annularly arranged on the aeration disc (10), the air nozzles (11) are communicated with the inner cavity of the aeration disc (10), and the air inlet pipe (7) is communicated with the inner cavity of the aeration disc (10).

4. A buried adjusting and precipitating tank for sewage treatment as claimed in claim 2, wherein the inner cylinder (9) is fixedly connected with the tank body (1) through a first bracket (12).

5. The buried adjusting and settling tank for sewage treatment as claimed in claim 2, wherein the MBR (membrane bioreactor) (2) is fixedly connected to the inner cylinder (9) through a second bracket (13).

6. A buried adjusting and settling tank for sewage treatment as in claim 1, wherein the tank body (1) comprises a cylinder (14), and the upper and lower ends of the cylinder (14) are respectively connected with an upper sealing cover (15) and a lower sealing cover (16).

7. The buried adjusting sedimentation tank for sewage treatment as claimed in claim 6, wherein the water inlet pipe (4), the first water outlet pipe (5), the second water outlet pipe (6), the air inlet pipe (7) and the sludge discharge pipe (8) all penetrate through the wall of the cylinder (14) and extend outwards, and the parts of the water inlet pipe (4), the first water outlet pipe (5), the second water outlet pipe (6), the air inlet pipe (7) and the sludge discharge pipe (8) extending out of the cylinder (14) are located at the same side of the cylinder (14) and close to the upper end.

8. The buried adjusting sedimentation tank for sewage treatment as claimed in claim 6, wherein the upper end of the upper sealing cover (15) and the upper end of the cylinder (14) are both provided with a connecting flange (17) and the two connecting flanges (17) are fixed through fastening bolts (18), the upper end of the lower sealing cover (16) and the upper end of the cylinder (14) are both provided with a connecting flange (17) and the two connecting flanges (17) are fixed through fastening bolts (18).

9. A buried conditioning and settling tank for sewage treatment as in claim 6 where the top surface of the upper cover (15) is planar.

10. A buried adjusting and settling tank for sewage treatment as in claim 6, wherein the upper surface of the lower cover (16) is an arc surface with a middle bottom and a high periphery.