CN218968967U - SBR reactor for advanced oxidation process - Google Patents

Abstract

The utility model relates to an SBR reactor for an advanced oxidation process, which comprises a reactor main body, a mud scraping plate, a first mud bucket, a second mud bucket, a first medicine storage tank, a second medicine storage tank, a third medicine storage tank, a fourth medicine storage tank and an aeration device, wherein the mud scraping plate is arranged on the reactor main body; the upper part of the reactor main body is provided with a water inlet, and the lower part of the reactor main body is provided with a water outlet; the first mud bucket is arranged on the outer wall of the upper part of the reactor main body; the mud scraping plate is arranged above the inside of the reactor main body and is positioned at the same height as the first mud bucket; the second mud bucket is arranged at the bottom of the reactor main body, and the reactor main body is communicated with the second mud bucket through a pore canal; the reactor main body is detachably connected with the second mud bucket. The SBR reactor is suitable for the advanced oxidation process in which the effluent contains both floaters and precipitants, can also realize the combination of a plurality of advanced oxidation reactions in the same reactor, and has wide application prospect.

Description

A SBR reactor for advanced oxidation process

technical field

The utility model relates to the technical field of wastewater treatment, in particular to an SBR reactor for an advanced oxidation process.

Background technique

Advanced Oxidation Technology (AOPs) is a common technology in water treatment, widely used in pre-treatment or advanced treatment of water treatment, AOPs in the narrow sense mainly involves the technology of hydroxyl radicals ( OH), with the development, more The reactive species were developed, such as sulfate radicals, intermediate valence metals, singlet oxygen, etc. These oxide species usually have a high redox potential, which can completely decompose organic matter and improve biodegradability. They are favored and have a wide range of application prospects. However, the conventional advanced oxidation reaction process has many steps, troublesome operation, and multiple structures. It occupies a large area, making it not easy to popularize; it generates a lot of sludge (such as Fenton's iron sludge), and it is troublesome to deal with.

The prior art discloses a Fenton reaction SBR reactor, but due to the development of advanced oxidation technology, different oxidation process active species, reaction products, and different control directions of substances contained in effluent, the Fenton reactor cannot be applied to All advanced oxidation technologies, such as those that are not suitable for effluents containing both floating and sediment.

Utility model content

The utility model aims at overcoming the problem that the Fenton reactor described in the prior art is not suitable for the advanced oxidation process that contains both floating matter and sediment in the effluent, and provides an SBR reactor for the advanced oxidation process.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

An SBR reactor for an advanced oxidation process, comprising a reactor main body, a mud scraper, a first mud hopper, a second mud hopper, a first drug storage tank, a second drug storage tank, a third drug storage tank, a fourth Medicine storage tank and aeration device;

The upper part of the reactor body is provided with a water inlet, and the lower part of the reactor body is provided with a water outlet;

The first mud hopper is arranged on the outer wall of the upper part of the reactor main body; the scraper is arranged above the inside of the reactor main body and at the same height as the first mud hopper;

The main body of the reactor communicates with the first medicine storage tank, the second medicine storage tank, the third medicine storage tank and the fourth medicine storage tank through connecting pipes;

The second mud hopper is arranged at the bottom of the reactor main body, and the reactor main body communicates with the second mud hopper through a channel; the reactor main body and the second mud hopper are detachably connected.

When the SBR reactor described in the utility model is used, the acid, alkali, oxidizing agent and reducing agent required by the advanced oxidation process can be added to the main body of the reactor through the medicine storage tank, and the oxygen required for the reaction is provided by the aeration device, and the reaction The generated floating matter can be removed by the mud scraper and collected in the first mud hopper, and the bottom sediment can be directly collected in the second mud hopper, which can be applied to the advanced oxidation process that contains both floating matter and sediment in the effluent.

Preferably, peristaltic pumps are provided on the pipes communicating between the reactor body and the first drug storage tank, the second drug storage tank, the third drug storage tank, and the fourth drug storage tank.

Preferably, a decanter is provided on the inner wall of the reactor main body. The decanter can choose any one of rotary, siphon or buoy type. Setting up a decanter can make the effluent water quality better, so that the effluent water does not contain impurities.

Preferably, the aeration device includes an aeration blower arranged outside the reactor main body and an aerator communicated with the aeration blower through a connecting pipe.

More preferably, the aeration blower 15 is also in communication with the oxygen tank 21 and the nitrogen tank 22 .

Preferably, the second mud hopper is provided with a switch for controlling whether sludge is collected.

Preferably, a mud discharge pipe is provided on the second mud hopper. More preferably, a control valve is provided on the mud discharge pipe. After setting the mud discharge pipe and control valve, the mud discharge can be realized without separating the second mud hopper from the reactor main body.

Preferably, an ORP detector (oxidation-reduction potential detector) and a PLC controller are arranged outside the main body of the reactor, and the ORP detector and the PLC controller are connected to the peristaltic pump through a line. An online monitoring device is installed to detect the pH of the water body and realize automatic operation.

Preferably, the water inlet is provided with a first flow meter; the water outlet is provided with a second flow meter. The water inlet and outlet are equipped with flowmeters, which can quantitatively control the flow of water in or out.

Compared with the prior art, the beneficial effects of the utility model are:

The utility model provides an SBR reactor for an advanced oxidation process. The SBR reactor is provided with a mud bucket below the reactor and above the outer wall of the reactor and a mud scraper on the upper part of the reactor. The mud scraper can move the main body of the reactor The floating matter above the inner liquid surface is removed and stored in the mud hopper above the outer wall of the reactor, and the sediment at the bottom can be collected in the mud hopper below the reactor. Furthermore, the SBR reactor described in the utility model is suitable for effluent containing floating matter at the same time. and advanced oxidation processes for precipitates. At the same time, the SBR reactor can also realize the combined use of multiple advanced oxidation reactions in the same reactor. In addition, compared with the construction of multiple reaction pools required by the traditional advanced oxidation process, the SBR reactor of the utility model occupies a small area, is convenient to operate, easy to adjust, and has strong impact resistance.

Description of drawings

Fig. 1 is the structural representation of the SBR reactor that the advanced oxidation technique of embodiment 1 is used;

Fig. 2 is the structural representation of the SBR reactor that the advanced oxidation process of embodiment 2 is used;

Fig. 3 is a schematic structural view of the SBR reactor used in the advanced oxidation process of Example 3.

Among them, 1 is the first drug storage tank, 2 is the second drug storage tank, 3 is the third drug storage tank, 4 is the fourth drug storage tank, 5 is the peristaltic pump, 6 is the water inlet, 7 is the mud scraper, 8 is the first mud hopper, 9 is the decanter, 10 is the main body of the reactor, 11 is the water outlet, 12 is the aerator, 13 is the second mud hopper, 14 is the mud discharge pipe, 15 is the aeration blower, 16 17 is a control valve, 18 is a first flow meter, 19 is a second flow meter, 20 is a switch, 21 is an oxygen tank, and 22 is a nitrogen tank.

Detailed ways

The utility model will be further described below in conjunction with specific embodiments.

In the accompanying drawings of the utility model embodiment, the same or similar symbols correspond to the same or similar parts; The orientation or positional relationship indicated by "right", "top", "bottom", "inner", "outer" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the utility model and simplifying the description, and It does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, so the terms describing the positional relationship in the drawings are only for illustrative purposes, and should not be construed as limitations on this patent.

In addition, if terms such as "first" and "second" are used for descriptive purposes only, they are mainly used to distinguish different devices, elements or components (the specific types and structures may be the same or different), and are not used for The relative importance and quantity of the indicated means, elements or components are stated or implied, and should not be construed as indicating or implying relative importance.

Example 1

A SBR reactor for advanced oxidation process, as shown in Figure 1, includes a reactor main body 10, a mud scraper 7, a first mud hopper 8, a second mud hopper 13, a first drug storage tank 1, a second storage tank Medicine tank 2, third medicine storage tank 3, fourth medicine storage tank 4 and aeration device;

The upper part of the reactor main body 10 is provided with a water inlet 6, and the lower part of the reactor main body 10 is provided with a water outlet 11; the first mud bucket 8 is arranged on the outer wall of the upper part of the reactor main body 10; The mud scraper 7 is arranged above the inside of the reactor main body 10 and is at the same height as the first mud bucket 8; , the third medicine storage tank 3 and the fourth medicine storage tank 4 are connected; the second mud bucket 13 is arranged at the bottom of the reactor body 10, and the reactor body 10 communicates with the second mud bucket 13 through a channel ; The reactor body 10 is detachably connected to the second mud hopper 13 .

The reactor main body 10 is provided with a peristaltic pump 5 on the pipeline communicating with the first drug storage tank 1, the second drug storage tank 2, the third drug storage tank 3, and the fourth drug storage tank 4; the reactor main body 10 A decanter 9 is provided on the inner wall, and the decanter can make the effluent water quality better, so that the effluent does not contain impurities; the reactor main body 10 is equipped with an ORP detector and a PLC controller 16, and the ORP detector and PLC control are installed. The device can monitor the pH of the water body on-line and realize automatic operation; the second mud hopper 13 is provided with a mud discharge pipe 14, and the mud discharge pipe 14 is provided with a control valve 17. Sludge discharge can be realized by separating the bucket from the main body of the reactor; the water inlet 6 is provided with a first flowmeter 18, and the water outlet 11 is provided with a second flowmeter 19, and the flowmeter can be set to quantitatively control the inflow or outflow flow. The aeration device includes an aeration blower 15 arranged outside the reactor main body 10 and an aerator 12 arranged inside the reactor main body 10 ; the aeration blower 15 communicates with the aerator 12 .

When the device described in this embodiment is used, the acid in the first medicine storage tank 1, the alkali in the second medicine storage tank 2, the oxidant in the third medicine storage tank 3, and the reductant in the fourth medicine storage tank 4 can be The oxygen required for the reaction can be provided by blowing air into the reactor body 10 through the aerator 12, and the floating matter generated by the reaction is removed and collected by the scraper 7. In the first mud hopper 8, the sediment can be directly collected in the second mud hopper 13, and the decanter 9 can further improve the quality of the effluent water, and the pH of the whole reaction process system can be checked by the ORP detector and the PLC controller 16 Online monitoring to realize automatic operation.

Example 2

An SBR reactor for advanced oxidation process, as shown in Figure 2, includes a reactor main body 10, a mud scraper 7, a first mud hopper 8, a second mud hopper 13, a first medicine storage tank 1, a second storage tank Medicine tank 2, third medicine storage tank 3, fourth medicine storage tank 4 and aeration device;

The upper part of the reactor main body 10 is provided with a water inlet 6, and the lower part of the reactor main body 10 is provided with a water outlet 11; the first mud bucket 8 is arranged on the outer wall of the upper part of the reactor main body 10; The mud scraper 7 is arranged above the inside of the reactor main body 10 and is at the same height as the first mud bucket 8; , the third medicine storage tank 3 and the fourth medicine storage tank 4 are connected; the second mud bucket 13 is arranged at the bottom of the reactor body 10, and the reactor body 10 communicates with the second mud bucket 13 through a channel ; The reactor body 10 is detachably connected to the second mud hopper 13 .

The reactor main body 10 is provided with a peristaltic pump 5 on the pipeline communicating with the first drug storage tank 1, the second drug storage tank 2, the third drug storage tank 3, and the fourth drug storage tank 4; the reactor main body 10 A decanter 9 is provided on the inner wall, and the decanter can make the effluent water quality better, so that the effluent does not contain impurities; the reactor main body 10 is equipped with an ORP detector and a PLC controller 16, and the ORP detector and PLC control are installed. The device can realize on-line monitoring of the pH of the water body and realize automatic operation; the second mud hopper 13 is provided with a switch 20 that can realize the opening or closing of the channel connecting the reactor main body 10 and the second mud hopper 13, for recyclable metal-containing pollution Mud, the channel is closed by the switch 20, so that the metal-containing sludge is not collected in the second mud bucket 13, and it is used when waiting for the next cycle; the water inlet 6 is provided with a first flow meter 18, and the water outlet 11 is provided with a second flow rate Meter 19, flow meter can quantitatively control water inlet or water outlet flow. The aeration device includes an aeration blower 15 arranged outside the reactor main body 10 and an aerator 12 arranged inside the reactor main body 10 ; the aeration blower 15 communicates with the aerator 12 .

When the device described in this embodiment is used, the acid in the first medicine storage tank 1, the alkali in the second medicine storage tank 2, the oxidant in the third medicine storage tank 3, and the reductant in the fourth medicine storage tank 4 can be The oxygen required for the reaction can be provided by blowing air into the reactor body 10 through the aerator 12, and the floating matter generated by the reaction is removed and collected by the scraper 7. In the first mud hopper 8, the sediment is placed on the second mud hopper, and the next cycle will continue to use 13, and the decanter 9 can further improve the quality of the effluent, and the pH of the whole reaction process system can be detected by ORP Instrument and PLC controller 16 online monitoring, and then realize automatic operation.

Example 3

A SBR reactor for advanced oxidation process, as shown in Figure 3, includes a reactor main body 10, a mud scraper 7, a first mud hopper 8, a second mud hopper 13, a first drug storage tank 1, a second storage tank Medicine tank 2, the third medicine storage tank 3, the fourth medicine storage tank 4, aeration device, oxygen tank 21 and nitrogen tank 22;

The upper part of the reactor main body 10 is provided with a water inlet 6, and the lower part of the reactor main body 10 is provided with a water outlet 11; the first mud bucket 8 is arranged on the outer wall of the upper part of the reactor main body 10; The mud scraper 7 is arranged above the inside of the reactor main body 10 and is at the same height as the first mud bucket 8; , the third medicine storage tank 3 and the fourth medicine storage tank 4 are connected; the second mud bucket 13 is arranged at the bottom of the reactor body 10, and the reactor body 10 communicates with the second mud bucket 13 through a channel ; The reactor body 10 is detachably connected to the second mud hopper 13 .

The reactor main body 10 is provided with a peristaltic pump 5 on the pipeline communicating with the first drug storage tank 1, the second drug storage tank 2, the third drug storage tank 3, and the fourth drug storage tank 4; the reactor main body 10 A decanter 9 is provided on the inner wall, and the decanter can make the effluent water quality better, so that the effluent does not contain impurities; the reactor main body 10 is equipped with an ORP detector and a PLC controller 16, and the ORP detector and PLC control are installed. The device can monitor the pH of the water body on-line and realize automatic operation; the second mud hopper 13 is provided with a mud discharge pipe 14, and the mud discharge pipe 14 is provided with a control valve 17. Sludge discharge can be realized by separating the bucket from the main body of the reactor; the water inlet 6 is provided with a first flowmeter 18, and the water outlet 11 is provided with a second flowmeter 19, which can quantitatively control the inflow or outflow flow. The aeration device comprises an aeration blower 15 arranged outside the reactor main body 10 and an aerator 12 arranged inside the reactor main body 10; one end of the aeration blower 15 communicates with the aerator 12, and the other end communicates with the aerator 12. The oxygen tank 21 and the nitrogen tank 22 are connected, and by changing different gases, the adjustment of the aerobic environment or anaerobic environment in the reactor can be realized, which is applicable to more wastewater treatment scenarios.

When the device described in this embodiment is used, the acid in the first medicine storage tank 1, the alkali in the second medicine storage tank 2, the oxidant in the third medicine storage tank 3, and the reductant in the fourth medicine storage tank 4 can be The oxygen required for the reaction can be provided by blowing air into the reactor body 10 through the aerator 12, and the floating matter generated by the reaction is removed and collected by the scraper 7. In the first mud hopper 8, the sediment can be directly collected in the second mud hopper 13, and the decanter 9 can further improve the quality of the effluent water, and the pH of the whole reaction process system can be checked by the ORP detector and the PLC controller 16 Online monitoring to realize automatic operation.

Apparently, the above-mentioned embodiments of the present utility model are only examples for clearly illustrating the present utility model, rather than limiting the implementation manner of the present utility model. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. All modifications, equivalent replacements and improvements made within the spirit and principles of the utility model shall be included in the protection scope of the claims of the utility model.

Claims (10)

1. The SBR reactor for the advanced oxidation process is characterized by comprising a reactor main body (10), a mud scraping plate (7), a first mud bucket (8), a second mud bucket (13), a first medicine storage tank (1), a second medicine storage tank (2), a third medicine storage tank (3), a fourth medicine storage tank (4) and an aeration device;

the upper part of the reactor main body (10) is provided with a water inlet (6), and the lower part of the reactor main body (10) is provided with a water outlet (11);

the first mud bucket (8) is arranged on the outer wall of the upper part of the reactor main body (10); the mud scraping plate (7) is arranged above the inside of the reactor main body (10) and is at the same height as the first mud bucket (8);

the reactor main body (10) is respectively communicated with the first medicine storage tank (1), the second medicine storage tank (2), the third medicine storage tank (3) and the fourth medicine storage tank (4) through connecting pipelines;

the second mud bucket (13) is arranged at the bottom of the reactor main body (10), and the reactor main body (10) is communicated with the second mud bucket (13) through a pore canal; the reactor body (10) is detachably connected with the second mud bucket (13).

2. SBR reactor for advanced oxidation processes according to claim 1, characterized in that peristaltic pumps (5) are arranged on the pipes of the reactor body (10) communicating with the first (1), second (2), third (3) and fourth (4) storage tanks, respectively.

3. SBR reactor for advanced oxidation processes according to claim 1, characterized in that the reactor body (10) is internally provided with a decanter (9).

4. SBR reactor for advanced oxidation processes according to claim 1, characterized in that the aeration means comprise an aeration blower (15) arranged outside the reactor body (10) and an aerator (12) arranged inside the reactor body (10); the aeration blower (15) is communicated with the aerator (12).

5. SBR reactor for advanced oxidation processes as claimed in claim 4, characterized in that the aeration blower (15) is also in communication with an oxygen tank (21) and a nitrogen tank (22).

6. The SBR reactor for the advanced oxidation process according to claim 1, wherein an ORP detector and a PLC controller (16) are provided outside the reactor main body (10), and the ORP detector and the PLC controller (16) are connected to a peristaltic pump (5) through a line.

7. SBR reactor for advanced oxidation processes according to claim 1, characterized in that the second hopper (13) is provided with a switch (20) for opening or closing the duct communicating the reactor body (10) with the second hopper (13).

8. SBR reactor for advanced oxidation processes according to claim 1, characterized in that the second sludge hopper (13) is provided with a sludge discharge pipe (14).

9. SBR reactor for advanced oxidation processes according to claim 8, characterized in that the sludge discharge pipe (14) is provided with a control valve (17).

10. SBR reactor for advanced oxidation processes according to claim 1, characterized in that said water inlet (6) is provided with a first flowmeter (18); the water outlet (11) is provided with a second flowmeter (19).

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