Organic wastewater purification bio-membrane reactor

Abstract

The utility model provides an organic wastewater purification bio-membrane reactor which comprises a flow baffle, a first liquid storage tank and a transparent lampshade, the flow baffle and the transparent lampshade are both fixedly connected with the first liquid storage tank, a membrane reaction cavity is formed in the flow baffle, a lamp source cavity is formed in the transparent lampshade, a lamp tube is arranged in the lamp source cavity, and the membrane reaction cavity is communicated with the lamp tube. A liquid inlet end is fixedly connected to the end, away from the first liquid storage tank, of the transparent lampshade, a plurality of liquid inlet grooves are formed in the liquid inlet end, a first membrane reaction assembly is fixedly connected to the liquid inlet end, a second liquid storage tank is fixedly connected to the transparent lampshade, and a second liquid storage cavity is formed in the second liquid storage tank. According to the scheme, the liquid inlet end head with the liquid inlet groove is arranged at one end of the transparent lampshade, the liquid inlet groove is communicated with the first flow guide groove of the first flow guide plate in the first membrane reaction assembly, and the second membrane reaction assembly is arranged below the first membrane reaction assembly, so that the waste liquid to be reacted can be subjected to segmented membrane reaction; therefore, the purpose of improving the sufficiency of the membrane reaction is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater purification, in particular to a biofilm reactor for purifying organic wastewater. Background Art

[0002] Organic wastewater purification membrane reactor is a new type of wastewater treatment system that combines membrane separation technology with biological treatment technology. It uses the filtration and degradation of membrane components to degrade and settle organic matter and separate it from sewage, thereby purifying the water.

[0003] For example, a Chinese patent discloses a "membrane reactor" (patent number: CN103160850B), which includes a fuel cell having a positive terminal and a negative terminal; a cavity; an electrolyte diaphragm disposed in the cavity and dividing the cavity into a cathode chamber and an anode chamber; an anode disposed in the anode chamber; and a cathode disposed in the cathode chamber; wherein the positive terminal is electrically connected to the anode, and the negative terminal is electrically connected to the cathode, for providing an electrolysis voltage for the electrochemical conversion of carbon dioxide, the expected products include hydrogen and oxygen, and the fuel cell further has a fuel feed port. The above patent has the advantages of good carbon dioxide electrochemical conversion efficiency and energy recycling rate.

[0004] However, the above-mentioned membrane reactor has only one membrane component, and only one catalyst can be arranged on the membrane component, so the reaction process is not sufficient, resulting in a low purification effect of the membrane reactor. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a biofilm reactor for purifying organic wastewater, which solves the problems raised in the above-mentioned background technology.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a biofilm reactor for purifying organic wastewater, characterized in that it includes a baffle, a first liquid storage tank and a transparent lampshade, the baffle and the transparent lampshade are both fixedly connected to the first liquid storage tank, a membrane reaction chamber is opened in the baffle, a light source chamber is opened in the transparent lampshade, a lamp tube is arranged in the light source chamber, a liquid inlet end is fixedly connected to the end of the transparent lampshade away from the first liquid storage tank, a plurality of liquid inlet grooves are opened on the liquid inlet end, a first membrane reaction component is fixedly connected to the liquid inlet end, a second liquid storage tank is fixedly connected to the transparent lampshade, a second liquid storage chamber is opened in the second liquid storage tank, and a second membrane reaction component is fixedly connected to the end of the second liquid storage tank away from the liquid inlet end.

[0009] Preferably, the first membrane reaction assembly includes a first guide plate and a first membrane reaction plate, the first guide plate is fixedly connected to the liquid inlet end, a first guide groove is provided on the first guide plate, and first guide openings are provided on both side walls of the first guide groove, and the inner diameter and outer diameter of the first guide opening are equal to the inner diameter and outer diameter of the first membrane reaction plate.

[0010] Preferably, the second membrane reaction assembly includes a second guide plate and a second membrane reaction plate, the second guide plate passes through the outer circular surface of the second liquid storage tank and is fixedly connected to the second liquid storage tank, a second guide groove is provided on the second guide plate, second guide openings are provided on both side walls of the second guide groove, a third guide opening is provided at one end of the second guide groove close to the second liquid storage tank, and the inner diameter and outer diameter of the second guide opening are equal to the inner diameter and outer diameter of the second membrane reaction plate.

[0011] Preferably, the inner diameter of the second membrane reaction plate is greater than the outer diameter of the first membrane reaction plate, and the first membrane reaction plate and the second membrane reaction plate are both provided with photoreaction enzymes.

[0012] Preferably, the plurality of liquid inlet grooves are arranged on the outer spherical surface of the liquid inlet end with equal arcs with the axis of the transparent lampshade as the axis.

[0013] Preferably, a first liquid storage cavity is provided in the first liquid storage tank, a liquid outlet is provided on the outer circumferential side wall of the first liquid storage cavity, and the liquid outlet is arranged through the first liquid storage tank.

[0014] (III) Beneficial effects

[0015] The utility model provides a biofilm reactor for purifying organic wastewater. It has the following beneficial effects:

[0016] 1. This scheme arranges a liquid inlet end with a liquid inlet groove at one end of the transparent lampshade, connects the liquid inlet groove with the first guide groove of the first guide plate in the first membrane reaction component, and arranges a second membrane reaction component below the first membrane reaction component, so that the waste liquid to be reacted can undergo segmented membrane reaction, thereby achieving the purpose of improving the sufficiency of the membrane reaction and thus improving the purification effect of the membrane reactor. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the first membrane reaction component and the second membrane reaction component in the utility model.

[0020] In the figure: 11, baffle plate; 12, membrane reaction chamber; 13, first liquid storage tank; 14, first liquid storage chamber; 15, liquid outlet; 16, transparent lampshade; 17, light source chamber; 18, liquid inlet terminal; 19, liquid inlet tank; 20, first guide plate; 21, first guide groove; 22, first guide opening; 23, first membrane reaction plate; 24, second guide plate; 25, second guide groove; 26, second guide opening; 27, third guide opening; 28, second liquid storage tank; 29, second liquid storage chamber; 30, second membrane reaction plate. DETAILED DESCRIPTION

[0021] The utility model embodiment provides a biofilm reactor for purifying organic wastewater, such as Figure 1-3 As shown, it includes a baffle 11, a membrane reaction chamber 12, a first liquid storage tank 13, a first liquid storage chamber 14, a liquid outlet 15, a transparent lampshade 16, a lamp source chamber 17, a liquid inlet end 18, a liquid inlet tank 19, a first guide plate 20, a first guide groove 21, a first guide opening 22, a first membrane reaction plate 23, a second guide plate 24, a second guide groove 25, a second guide opening 26, a third guide opening 27, a second liquid storage tank 28, a second liquid storage chamber 29, and a second membrane reaction plate 30.

[0022] like Figure 1-3 As shown, it includes a baffle 11, a first liquid storage tank 13 and a transparent lampshade 16, the baffle 11 and the transparent lampshade 16 are both fixedly connected to the first liquid storage tank 13, a membrane reaction chamber 12 is opened in the baffle 11, a light source chamber 17 is opened in the transparent lampshade 16, a lamp tube is arranged in the light source chamber 17, a liquid inlet terminal 18 is fixedly connected to the end of the transparent lampshade 16 away from the first liquid storage tank 13, six liquid inlet grooves 19 are opened on the liquid inlet terminal 18, a first membrane reaction component is fixedly connected to the liquid inlet terminal 18, a second liquid storage tank 28 is fixedly connected to the transparent lampshade 16, a second liquid storage chamber 29 is opened in the second liquid storage tank 28, and a second membrane reaction component is fixedly connected to the end of the second liquid storage tank 28 away from the liquid inlet terminal 18.

[0023] The first membrane reaction assembly includes six first guide plates 20 and a first membrane reaction plate 23. The first guide plate 20 is fixedly connected to the liquid inlet end 18. A first guide groove 21 is provided on the first guide plate 20. First guide openings 22 are provided on both side walls of the first guide groove 21. The inner diameter and outer diameter of the first guide opening 22 are equal to the inner diameter and outer diameter of the first membrane reaction plate 23.

[0024] The second membrane reaction assembly has six second guide plates 24 and second membrane reaction plates 30. The second guide plates 24 penetrate the outer circumferential surface of the second liquid storage tank 28 and are fixedly connected to the second liquid storage tank 28. A second guide groove 25 is provided on the second guide plate 24. Second guide openings 26 are provided on both side walls of the second guide groove 25. A third guide opening 27 is provided at one end of the second guide groove 25 close to the second liquid storage tank 28. The inner diameter and outer diameter of the second guide opening 26 are equal to the inner diameter and outer diameter of the second membrane reaction plate 30. The inner diameter of the second membrane reaction plate 30 is larger than the outer diameter of the first membrane reaction plate 23. Both the first membrane reaction plate 23 and the second membrane reaction plate 30 are provided with photoreaction enzymes.

[0025] It is worth noting that the end of the second guide groove 25 close to the second liquid storage tank 28 passes through the second guide plate 24, the second guide plate 24 is set with the axis of the second liquid storage tank 28 as the axis and the arc, the first guide plate 20 is set with the axis of the transparent lampshade 16 as the axis and the arc, and the first guide groove 21 is connected to the liquid inlet tank 19.

[0026] Furthermore, the photoreaction enzymes on the first membrane reaction plate 23 and the second membrane reaction plate 30 can be set to different types of photoreaction enzymes, so that the first membrane reaction plate 23 and the second membrane reaction plate 30 can degrade different organic substances in the waste liquid to be reacted.

[0027] A plurality of liquid inlet grooves 19 are arranged on the outer spherical surface of the liquid inlet end 18 with the axis of the transparent lampshade 16 as the axis. A first liquid storage cavity 14 is opened in the first liquid storage tank 13. A liquid outlet 15 is opened on the side wall of the outer circumferential surface of the first liquid storage cavity 14. The liquid outlet 15 is set through the first liquid storage tank 13.

[0028] When the membrane reaction is carried out in this scheme, first, the lamp tube in the lamp source cavity 17 is started, and the waste liquid to be reacted is poured into the liquid inlet groove 19 from the junction. The waste liquid to be reacted flows along the liquid inlet groove 19 to the first guide groove 21 of the first guide plate 20, and flows through the first guide groove 21 to the inner and outer circular surfaces of the first membrane reaction plate 23. The organic matter in the waste liquid to be reacted is degraded by the photoreaction enzyme on the first membrane reaction plate 23.

[0029] Then, the waste liquid to be reacted flows into the second liquid storage chamber 29 and enters the second guide groove 25 after being degraded by the first membrane reaction plate 23. The waste liquid to be reacted flows to the inner and outer surfaces of the second membrane reaction plate 30 through the second guide groove 25 and the second guide opening 26. The organic matter in the waste liquid to be reacted is secondarily degraded by the photoreaction enzyme on the second membrane reaction plate 30.

[0030] Finally, the degraded reaction waste liquid flows into the first liquid storage chamber 14 and is discharged through the liquid outlet 15 .

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A biofilm reactor for purifying organic wastewater, characterized in that: The invention comprises a baffle plate (11), a first liquid storage tank (13) and a transparent lampshade (16), wherein the baffle plate (11) and the transparent lampshade (16) are both fixedly connected to the first liquid storage tank (13), a membrane reaction chamber (12) is provided in the baffle plate (11), a light source chamber (17) is provided in the transparent lampshade (16), a light tube is provided in the light source chamber (17), and the transparent lampshade (16) is provided with a light source on one end away from the first liquid storage tank (13). A liquid inlet end (18) is fixedly connected, a plurality of liquid inlet grooves (19) are provided on the liquid inlet end (18), a first membrane reaction component is fixedly connected to the liquid inlet end (18), a second liquid storage tank (28) is fixedly connected to the transparent lampshade (16), a second liquid storage chamber (29) is provided in the second liquid storage tank (28), and a second membrane reaction component is fixedly connected to the end of the second liquid storage tank (28) away from the liquid inlet end (18).

2. The biofilm reactor for purifying organic wastewater according to claim 1, characterized in that: The first membrane reaction component comprises a first guide plate (20) and a first membrane reaction plate (23); the first guide plate (20) is fixedly connected to the liquid inlet end (18); a first guide groove (21) is provided on the first guide plate (20); first guide openings (22) are provided on both side walls of the first guide groove (21); the inner diameter and outer diameter of the first guide opening (22) are equal to the inner diameter and outer diameter of the first membrane reaction plate (23).

3. The biofilm reactor for purifying organic wastewater according to claim 2, characterized in that: The second membrane reaction assembly comprises a second guide plate (24) and a second membrane reaction plate (30), wherein the second guide plate (24) penetrates the outer circumferential surface of the second liquid storage tank (28) and is fixedly connected to the second liquid storage tank (28), a second guide groove (25) is provided on the second guide plate (24), second guide openings (26) are provided on both side walls of the second guide groove (25), a third guide opening (27) is provided at one end of the second guide groove (25) close to the second liquid storage tank (28), and the inner diameter and outer diameter of the second guide opening (26) are equal to the inner diameter and outer diameter of the second membrane reaction plate (30).

4. The biofilm reactor for purifying organic wastewater according to claim 3, characterized in that: The inner diameter of the second membrane reaction plate (30) is greater than the outer diameter of the first membrane reaction plate (23), and both the first membrane reaction plate (23) and the second membrane reaction plate (30) are provided with photoreaction enzymes.

5. The biofilm reactor for purifying organic wastewater according to claim 1, characterized in that: The plurality of liquid inlet grooves (19) are arranged on the outer spherical surface of the liquid inlet end (18) with the axis of the transparent lampshade (16) as the axis and at equal arcs.

6. The biofilm reactor for purifying organic wastewater according to claim 1, characterized in that: A first liquid storage cavity (14) is provided in the first liquid storage tank (13), and a liquid outlet (15) is provided on the outer circumferential side wall of the first liquid storage cavity (14), and the liquid outlet (15) is arranged through the first liquid storage tank (13).

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