CN212610126U

CN212610126U - SBR full-automatic intelligent sewage treatment device system

Info

Publication number: CN212610126U
Application number: CN202021041159.5U
Authority: CN
Inventors: 陆侨治; 张瑞; 张启滨
Original assignee: Zhejiang Hinew Environmental Technology Co ltd
Current assignee: Zhejiang Hinew Environmental Technology Co ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-02-26
Anticipated expiration: 2030-06-09

Abstract

The utility model provides a full-automatic intelligent sewage treatment plant system of SBR, includes main part reactor and auxiliary container, the main part reactor includes the reactor casing, is equipped with rabbling mechanism in the reactor casing, is close to the bottom position and is equipped with the aeration bottom tube, arranges the micropore aeration dish that has a certain quantity on the aeration bottom tube, auxiliary container includes the container box, is equipped with water pump, aeration machine, charge device and automatically controlled cabinet in the container box. The utility model discloses a system device integrated level is high, only divide into two parts, and the outward appearance is simple pleasing to the eye, and all auxiliary assembly are all integrated in the container, are convenient for transport and convenient management.

Description

SBR full-automatic intelligent sewage treatment device system

Technical Field

The utility model relates to a sewage treatment device technical field, in particular to full-automatic intelligent sewage treatment plant system of SBR.

Background

SBR is a short name of Sequence Batch Reactor (Sequence Batch Reactor), and is an activated sludge sewage treatment technology operated in an intermittent aeration mode, and a main structure of the technology is an SBR reaction tank, and sewage is subjected to processes of aeration, sedimentation, drainage, excess sludge removal and the like in the reaction tank.

The existing SBR technology has low degree of automation control in China, so the operation and water outlet effects are not ideal, and the following problems mainly exist:

although the SBR process has few structures, a plurality of treatment processes are completed in the same tank, which puts high requirements on process operation and equipment control. The programming work of the operation control is complicated. Meanwhile, the operation mode of the SBR pool is adjusted under the conditions of different seasons and different water quality of inlet water, and the debugging workload of the control system is large.

Secondly, the SBR reaction tank has poor nitrogen and phosphorus removal capability, and the removal of total nitrogen cannot be guaranteed after the sewage discharge standard is improved.

SBR process equipment has high maintenance rate, complex equipment maintenance and higher requirement on automation level, so that managers need to have higher technical level.

And fourthly, considering the discontinuity of the water outlet of the SBR pool, the water load of the advanced treatment facility at the rear section is increased, and the stable operation of the advanced treatment facility is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve prior art's problem, provide a full-automatic intelligent sewage treatment plant system of SBR, system device integrated degree is high, only divide into two parts, and the outward appearance is simple pleasing to the eye, and all auxiliary assembly are all integrated in the container, are convenient for transport and convenient management.

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

the utility model provides a full-automatic intelligent sewage treatment plant system of SBR, includes main part reactor and auxiliary container, the main part reactor includes the reactor casing, is equipped with rabbling mechanism in the reactor casing, is close to the bottom position and is equipped with the aeration bottom tube, arranges the micropore aeration dish that has a certain quantity on the aeration bottom tube, auxiliary container includes the container box, is equipped with water pump, aeration machine, charge device and automatically controlled cabinet in the container box. SBR treatment of sewage is carried out in a main reactor, other auxiliary equipment is integrated in an auxiliary container, the sewage is lifted by a water pump to enter the main reactor, COD, BOD, nitrogen and phosphorus in the sewage are removed after a series of treatments such as water inlet, stirring, aeration, sedimentation, water decanting and the like, the treatment is automatically controlled by a PLC control program through programming, four modes (4 h, 6h, 8h and 12 h) are totally arranged according to the quantity of water treated in each batch, the reaction time and the period of each stage in each mode are different, and the operation mode can be automatically switched according to the quantity of water coming or the liquid level feedback in an adjusting tank. According to the feedback of a liquid level instrument for detecting the sewage liquid level, the water inflow entering the main body reactor can be automatically adjusted, the operation mode is switched according to the actual water inflow, the short-period operation mode is adopted when the water inflow is large, the long-period operation mode is automatically switched when the water inflow is small, the device can adapt to the occasions with large water inflow fluctuation, and can cope with the high-load impact of the incoming water.

Preferably, the reactor shell is connected with an online DO instrument, an online ammonia nitrogen instrument, an aeration electric valve and a stirring electric valve. The switching of aeration and stirring, the aeration time, the aeration intensity and the like of the main reactor can be automatically controlled and adjusted according to the feedback of the instrument, so that the optimal water quality of the outlet water and the energy saving in operation can be automatically achieved no matter how the water quantity and the water quality of the inlet water fluctuate.

Preferably, the top of the reactor shell is provided with an access cover, so that the reactor can be conveniently overhauled.

Preferably, the height of the aeration bottom pipe from the bottom of the reactor shell is 300 mm.

Preferably, the aeration bottom pipe comprises a circular pipe in a shape like a Chinese character 'kou' and a transverse pipe connected between two sides of the circular pipe, and the microporous aeration discs are distributed on the circular pipe and the transverse pipe.

Preferably, a filter is arranged in the container body, and sewage treated by the main body reactor is filtered by the filter, so that the water quality can be improved.

Preferably, an ultraviolet sterilizer is further arranged in the container body, sewage treated by the main reactor enters the filter for filtering, then enters the ultraviolet sterilizer for sterilizing, and then reaches the standard for discharging, and if necessary, a standby dephosphorization dosing device can be opened to ensure that effluent stably reaches a first-level A standard.

The beneficial effects of the utility model reside in that: (1) the system device has high integration degree, is only divided into two parts, has simple and beautiful appearance, and all auxiliary equipment is integrated in the container, thereby being convenient for transportation and management;

(2) the system is loaded with a PLC control strategy and a program, has high automation degree, can realize automatic intelligent operation, is unattended, can automatically switch the operation period and the operation time according to the change of the water volume, can cope with high water impact load, and has flexible and variable operation;

(3) the system integrates an automatic dosing system, an intelligent aeration control system and the like, and can effectively improve the defect of poor nitrogen and phosphorus removal capability of the SBR reaction tank;

(4) the system integrates a filtering system, an ultraviolet disinfection system and the like, can effectively improve the defect that the discontinuity of the water outlet of the SBR tank can increase the water load of a rear-section advanced treatment facility, and leads indexes such as SS (suspended substances), fecal colibacillus number and the like of the outlet water to stably reach the standard

(5) The ammonia nitrogen value is adopted to accurately control aeration, the current situation of excessive aeration of the traditional aeration tank is changed, and the aeration air quantity is reduced, so that the power consumption and the operating cost required by aeration are reduced.

Drawings

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

FIG. 2 is a schematic view of the main reactor of the present invention near the bottom;

FIG. 3 is a top view of the main reactor of the present invention;

fig. 4 is the equipment distribution schematic diagram of the middle auxiliary container of the present invention.

The main elements in the figures are symbolically illustrated: 10. the device comprises a main body reactor, 11, a reactor shell, 12, an aeration bottom pipe, 13, a micropore aeration disc, 14, an agitating mechanism, 15, an online DO instrument, 16, an online ammonia nitrogen instrument, 17, an aeration electric valve, 18, an agitation electric valve, 19, an overhaul opening cover, 20, an auxiliary container, 21, a container body, 22, a water pump, 23, an aerator, 24, a dosing device, 25, an electric control cabinet, 26, a filter, 27 and an ultraviolet sterilizer.

Detailed Description

The invention will be further explained by means of the following description and the attached drawings.

The implementation mode is as follows: as shown in fig. 1-3, a SBR full-automatic intelligent sewage treatment plant system comprises a main reactor 10 and an auxiliary container 20, wherein the main reactor 10 comprises a reactor shell 11, a stirring mechanism 14 is arranged in the reactor shell 11, an aeration bottom pipe 12 is arranged near the bottom, and a certain number of microporous aeration disks 13 are arranged on the aeration bottom pipe 12. Wherein, the reactor shell 11 is connected with an online DO instrument 15, an online ammonia nitrogen instrument 16, an aeration electric valve 17 and a stirring electric valve 18, and the top of the reactor shell 11 is provided with an access cover 19.

In addition, the height of the aeration bottom pipe 12 from the bottom of the reactor shell 11 is about 300mm, the aeration bottom pipe 12 comprises a circular pipe in a shape like a Chinese character 'kou' and a horizontal pipe connecting the two sides of the circular pipe, and the microporous aeration discs 13 are distributed on the circular pipe and the horizontal pipe.

Referring to fig. 4, the auxiliary container 20 includes a container body 21, and a water pump 22, an aerator 23, a chemical adding device 24 and an electric control cabinet 25 are disposed in the container body 21. Wherein, the container body 21 is also provided with a filter 26 and an ultraviolet sterilizer 27.

The above description is only the specific embodiments of the present invention, but the structural features of the present invention are not limited thereto, the present invention can be used in similar products, and any person skilled in the art is in the field of the present invention, and all the changes or modifications made are covered by the claims of the present invention.

Claims

1. The utility model provides a full-automatic intelligent sewage treatment plant system of SBR which characterized in that: the device comprises a main body reactor (10) and an auxiliary container (20), wherein the main body reactor (10) comprises a reactor shell (11), a stirring mechanism (14) is arranged in the reactor shell (11), an aeration bottom pipe (12) is arranged at a position close to the bottom of the reactor shell, a certain number of micropore aeration discs (13) are arranged on the aeration bottom pipe (12), the auxiliary container (20) comprises a container body (21), and a water pump (22), an aerator (23), a dosing device (24) and an electric control cabinet (25) are arranged in the container body (21).

2. The SBR full-automatic intelligent sewage treatment device system of claim 1, wherein: the reactor shell (11) is connected with an online DO instrument (15), an online ammonia nitrogen instrument (16), an aeration electric valve (17) and a stirring electric valve (18).

3. The SBR full-automatic intelligent sewage treatment device system of claim 2, wherein: and the top of the reactor shell (11) is provided with an access cover (19).

4. The SBR full-automatic intelligent sewage treatment device system of claim 1, wherein: the height of the aeration bottom pipe (12) from the bottom of the reactor shell (11) is 300 mm.

5. The SBR full-automatic intelligent sewage treatment device system of claim 1 or 4, wherein: the aeration bottom pipe (12) comprises an annular pipe in a shape of a Chinese character 'kou' and a transverse pipe connected between two sides of the annular pipe, and the microporous aeration discs (13) are distributed on the annular pipe and the transverse pipe.

6. The SBR full-automatic intelligent sewage treatment device system of claim 1, wherein: a filter (26) is arranged in the container body (21).

7. The SBR full-automatic intelligent sewage treatment device system of claim 6, wherein: an ultraviolet sterilizer (27) is also arranged in the container body (21).