CN216808520U

CN216808520U - Intelligent MBR sewage treatment system

Info

Publication number: CN216808520U
Application number: CN202220508021.4U
Authority: CN
Inventors: 段凤君; 李良昊; 李琦; 梅丹; 曾云波; 李磊
Original assignee: Wuhan Sanzhen Industrial Holding Co ltd
Current assignee: Wuhan Sanzhen Industrial Holding Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-06-24
Anticipated expiration: 2032-03-10

Abstract

The utility model discloses an intelligent MBR sewage treatment system, which relates to the technical field of sewage treatment and provides a scheme that the system comprises a purification box and a membrane bioreactor, wherein a water tank is arranged on one side of the purification box, a water suction pump is arranged on one side of the water tank, a liquid inlet pipe is connected to the inner wall of one side of the purification box, an electric control valve is arranged on the liquid inlet pipe, a controller is arranged on the outer wall of one side of the purification box, and an alarm is arranged on the outer wall of one side of the purification box. The utility model can pre-treat the sewage firstly, filter and purify the sewage, greatly reduce impurities in the sewage, avoid excessive accumulation of the impurities in the bioreactor, improve the purification efficiency of the membrane bioreactor at the later stage, intelligently start the alarm to give an alarm, remind people of cleaning the filter screen plate and replacing the active carbon, control the electric control valve to be closed, suspend the sewage from entering, and facilitate the cleaning of the filter screen plate and the replacement of the active carbon by people, and is very intelligent.

Description

Intelligent MBR sewage treatment system

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an intelligent MBR sewage treatment system.

Background

MBR sewage treatment is a common mode of modern sewage treatment, it adopts the membrane bioreactor (abbreviated as MBR) technology as a new technology of combining biological treatment technology and membrane separation technology, has replaced the secondary sedimentation tank in the traditional process, it can carry on the solid-liquid separation with high efficiency, get the stable reclaimed water used directly, can maintain the microorganism amount of high concentration in the biological pond, the process has little excess sludge, very effective removal ammonia nitrogen, effluent suspended matter and turbidity are close to zero, bacterium and virus are removed greatly in the effluent, the energy consumption is low, the floor area is small, the ordinary MBR sewage treatment system includes sewage pretreatment device, aerobic tank, anaerobic tank, MBR membrane separation tank, etc., the defect of this kind of mode is that the sludge can't flow back, cause activated sludge to cultivate slower, influence the effect of sewage treatment, in addition the pretreatment device sets up filtering basin and aeration tank together, also affects the effect of sewage treatment.

To this end, the chinese patent (application No. 201710426271.7) discloses an "MBR sewage treatment system" that facilitates the filtration of objects of different sizes; the sludge outlets of the aeration grit chamber, the first anoxic chamber, the aerobic chamber and the second anoxic chamber are all connected with a sludge storage tank, and sludge reflux pumps are arranged on connecting pipelines, so that the sludge reflux is favorable for culturing activated sludge; a plurality of series connection of MBR membrane separation pond, sewage treatment's effect is better, but this system does not have the preliminary treatment function, directly handles sewage, causes the interior impurity accumulation of membrane bioreactor too much easily, influences work efficiency, and intelligent inadequately.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an intelligent MBR sewage treatment system.

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

the utility model provides an intelligent MBR sewage treatment system, includes purifying box and membrane bioreactor, purifying box one side is equipped with the water tank, and is equipped with the suction pump on one side of the water tank, purifying box one side inner wall connection has the inlet tube, and installs automatically controlled valve on the inlet tube, the controller is installed to purifying box one side outer wall, and purifying box one side outer wall installs the alarm, water tank one side inner wall is fixed with turbidity sensor.

Preferably, the inner wall of the purifying box is provided with filter screen plates distributed at equal intervals, a first baffle is welded on the inner wall of one side of the purifying box, a second baffle is welded on the inner wall of the other side of the purifying box, and net cages are arranged on the outer walls of the upper side and the lower side of the second baffle.

Preferably, the inner wall of the other side of the purification box is connected with a drain pipe, and the inner walls of the two sides of the purification box are provided with grooves distributed at equal intervals.

Preferably, the water inlet end of the water suction pump is communicated with the inner wall of one side of the water tank through a water inlet pipe, and the water outlet end of the water suction pump is connected with the membrane bioreactor through a water outlet pipe.

Preferably, the outer wall of one side of the purifying box is provided with a mounting opening, the inner wall of the mounting opening is hinged with a door plate, and a sealing strip is bonded at the joint of the door plate and the inner wall of the mounting opening.

Preferably, the first baffle and the second baffle are distributed in a staggered mode, and activated carbon is filled in the net cage.

Preferably, the suction pump, the turbidity sensor, the alarm and the turbidity sensor are all connected with the controller through signal lines, and the controller is connected with an external power supply through a power line.

The utility model has the beneficial effects that:

1. through the arranged filter screen plate and the activated carbon in the net cages, sewage can be pretreated firstly, and then is filtered and purified, so that impurities in the sewage are greatly reduced, excessive accumulation of the impurities in the bioreactor is avoided, the purification efficiency of a membrane bioreactor at the later stage is improved, the sewage can flow through the two net cages in an S shape through the arranged first baffle and the second baffle, the sewage can be in full contact with the activated carbon, and the adsorption effect of the activated carbon is effectively improved;

2. can monitor before getting into membrane bioreactor sewage through the turbidity sensor who sets up, when the numerical value that turbidity sensor detected exceeds standard, it is too much to explain to filter accumulational impurity on the otter board in the purifying box, be difficult to play effectual filtration, activated carbon adsorption impurity in the box with a net is also too much, at this moment the controller can start the alarm and report to the police, remind people should clear up and the activated carbon is changed to filtering the otter board, the simultaneous control electrical control valve is closed, the entering of pause sewage, make things convenient for people to filter otter board clearance and activated carbon change the processing, very intelligence.

Drawings

FIG. 1 is a front cross-sectional view of an intelligent MBR sewage treatment system according to the present invention;

FIG. 2 is a front elevation view of an intelligent MBR sewage treatment system in accordance with the present invention;

FIG. 3 is a top view of an intelligent MBR sewage treatment system according to the present invention;

FIG. 4 is a partially enlarged view of an intelligent MBR sewage treatment system according to the present invention.

In the figure: 1. a purification box; 2. a membrane bioreactor; 3. a water tank; 4. a water pump; 5. a liquid inlet pipe; 6. an electrically controlled valve; 7. a controller; 8. an alarm; 9. a turbidity sensor; 10. a filter screen plate; 11. a first baffle plate; 12. a second baffle; 13. a net cage; 14. a drain pipe; 15. a water inlet pipe; 16. a water outlet pipe; 17. a door panel; 18. and (4) a groove.

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.

Example 1:

referring to fig. 1-4, an intelligent MBR sewage treatment system comprises a purification box 1 and a membrane bioreactor 2, wherein an outer wall of one side of the purification box 1 is provided with a mounting opening, an inner wall of the mounting opening is hinged with a door plate 17, a sealing strip is bonded at the joint of the door plate 17 and the inner wall of the mounting opening, a drain pipe 14 is connected with an inner wall of the other side of the purification box 1, grooves 18 are formed in inner walls of two sides of the purification box 1 and are distributed equidistantly, a filter screen plate 10 is arranged on the inner wall of the purification box 1 and welded with a first baffle plate 11, a second baffle plate 12 is welded on the inner wall of the other side of the purification box 1, the first baffle plate 11 and the second baffle plate 12 are distributed in a staggered manner, an active carbon is filled in a net cage 13, the sewage can be pretreated firstly through the arranged filter screen plate 10 and the active carbon in the net cage 13, the sewage can be filtered and purified, and impurities in the sewage can be greatly reduced, excessive impurity accumulation in the bioreactor 2 is avoided, the purification efficiency of the membrane bioreactor 2 at the later stage is improved, sewage can flow through the two net cages 13 in an S shape through the arranged first baffle plate 11 and the second baffle plate 12, the sewage can be fully contacted with the activated carbon, and the adsorption effect of the activated carbon is effectively improved;

both sides outer wall all is equipped with box with a net 13 about 12, 1 one side of purifying box is equipped with water tank 3, and 3 one sides of water tank are equipped with suction pump 4, suction pump 4 is intake the end and is passed through inlet tube 15 and 3 one side inner walls of water tank intercommunication, and suction pump 4 goes out the water end and is connected with membrane bioreactor 2 through

outlet pipe

16, 1 one side inner wall of purifying box is connected with inlet tube 5, and install automatically controlled valve 6 on the inlet tube 5, controller 7 is installed to 1 one side outer wall of purifying box, and 1 one side outer wall of purifying box installs alarm 8, 3 one side inner walls of water tank are fixed with turbidity sensor 9.

Example 2:

referring to fig. 1-4, an intelligent MBR sewage treatment system comprises a purification box 1 and a membrane bioreactor 2, wherein a water tank 3 is arranged on one side of the purification box 1, a water pump 4 is arranged on one side of the water tank 3, the water pump 4, a turbidity sensor 9, an alarm 8 and the turbidity sensor 9 are all connected with a controller 7 through signal lines, the controller 7 is connected with an external power supply through a power line, the arranged turbidity sensor 9 can monitor the sewage before the sewage enters the membrane bioreactor 2, when the numerical value detected by the turbidity sensor 9 exceeds the standard, the accumulated impurities on a filter screen plate 10 in the purification box 1 are too much to be effectively filtered, the active carbon in a net cage 13 adsorbs the impurities too much, at the moment, the controller 7 can start the alarm 8 to alarm, people are reminded of cleaning the filter screen plate 10 and replacing the active carbon, and an electric control valve 6 is closed, the sewage can be stopped from entering, so that people can conveniently clean the filter screen plate 10 and replace the active carbon, and the intelligent treatment is realized;

the inner wall of one side of the purifying box 1 is connected with a liquid inlet pipe 5, an electric control valve 6 is installed on the liquid inlet pipe 5, a controller 7 is installed on the outer wall of one side of the purifying box 1, an alarm 8 is installed on the outer wall of one side of the purifying box 1, and a turbidity sensor 9 is fixed on the inner wall of one side of the water tank 3.

The working principle is as follows: the sewage enters the purifying box 1 through the liquid inlet pipe 5, and can be pretreated through the filter screen plate 10 and the active carbon in the net cage 13, filtering and purifying the sewage, pumping the treated water into the water tank 3 through the drain pipe 14, pumping the water into the membrane bioreactor 2 through the water suction pump 4 for treatment, monitoring the sewage before the sewage enters the membrane bioreactor 2 by the turbidity sensor 9, when the value detected by the turbidity sensor 9 exceeds the standard, it indicates that the impurities accumulated on the filter screen plate 10 in the purifying box 1 are too much to be effectively filtered, the activated carbon in the net cage 13 adsorbs too much impurities, at this time, the controller 7 will start the alarm 8 to give an alarm to remind people that the filter screen plate 10 should be cleaned and the active carbon should be replaced, meanwhile, the electric control valve 6 is controlled to be closed, so that the sewage is suspended, and the filter screen plate 10 is convenient to clean and the activated carbon is convenient to replace for people.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an intelligent MBR sewage treatment system, includes purifying box (1) and membrane bioreactor (2), its characterized in that, purifying box (1) one side is equipped with water tank (3), and is equipped with suction pump (4) on one side of water tank (3), purifying box (1) one side inner wall connection has inlet tube (5), and installs automatically controlled valve (6) on inlet tube (5), controller (7) are installed to purifying box (1) one side outer wall, and just purifying box (1) one side outer wall installs alarm (8), water tank (3) one side inner wall is fixed with turbidity sensor (9).

2. The intelligent MBR sewage treatment system according to claim 1, wherein the inner wall of the purification box (1) is provided with filter screen plates (10) which are distributed equidistantly, a first baffle plate (11) is welded on the inner wall of one side of the purification box (1), a second baffle plate (12) is welded on the inner wall of the other side of the purification box (1), and net cages (13) are arranged on the outer walls of the upper side and the lower side of the second baffle plate (12).

3. The intelligent MBR sewage treatment system according to claim 1, wherein the other side of the purification box (1) is connected with a drain pipe (14), and the two side inner walls of the purification box (1) are provided with grooves (18) which are distributed at equal intervals.

4. The intelligent MBR sewage treatment system according to claim 1, wherein the water inlet end of the water suction pump (4) is communicated with the inner wall of one side of the water tank (3) through a water inlet pipe (15), and the water outlet end of the water suction pump (4) is connected with the membrane bioreactor (2) through a water outlet pipe (16).

5. The intelligent MBR sewage treatment system according to claim 1, wherein a mounting opening is formed in the outer wall of one side of the purification box (1), a door plate (17) is hinged to the inner wall of the mounting opening, and a sealing strip is bonded to the joint of the door plate (17) and the inner wall of the mounting opening.

6. The intelligent MBR sewage treatment system according to claim 2, wherein the first baffle (11) and the second baffle (12) are distributed in a staggered manner, and the net cage (13) is filled with activated carbon.

7. The intelligent MBR sewage treatment system according to claim 2, wherein the water pump (4), the turbidity sensor (9), the alarm (8) and the turbidity sensor (9) are all connected with the controller (7) through signal lines, and the controller (7) is connected with an external power supply through power lines.