CN218403762U

CN218403762U - Photocatalysis fenton wastewater treatment device

Info

Publication number: CN218403762U
Application number: CN202222549860.3U
Authority: CN
Inventors: 王瑞; 李文润; 刘雨佳
Original assignee: Nanjing Polytechnic Institute
Current assignee: Nanjing Polytechnic Institute
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-01-31
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a fragrant effluent treatment plant of photocatalysis belongs to the fragrant oxidation field of photocatalysis, including retort and the milipore filter of setting inside the retort, the upper end fixed mounting of retort has the support, the upper end of retort still is provided with aeration mechanism, the rotation axis is installed in the middle of rotating of support upper end, the one end of rotation axis extends into the retort and distributes along the circumference array has a plurality of frames, the inside of frame is provided with the photocatalysis subassembly, the frame is kept away from the one end fixed mounting of support and is had the brush, the lower extreme fixed mounting of retort has the forced draught blower, the air outlet fixed mounting of forced draught blower has the cooling tube, the outside at the retort is installed in the cooling tube winding, the photocatalysis subassembly includes the inside lamp source of fixed mounting in frame, it can realize sweeping ultrafiltration membrane water inlet department accumulational catalyst, reduce the hindrance effect of the catalyst that receives when waste water gets into the drain pipe, improve organic effluent treatment plant's displacement.

Description

Photocatalysis fenton effluent treatment plant

Technical Field

The utility model relates to a photocatalysis fenton oxidation field, more specifically say, relate to a photocatalysis fenton effluent treatment plant.

Background

When the wastewater is treated, suspended matters and impurities are filtered through a sedimentation tank, so that organic pollutants are always remained in the wastewater and need to be further treated, the conventional wastewater treatment is usually carried out in a photocatalytic Fenton mode, ozone and a catalyst are firstly introduced into the wastewater, and then UV photocatalytic oxidation and Fenton reagents are combined to improve the oxidation efficiency;

through patent retrieval, chinese patent with publication number CN217265266U discloses a photocatalysis Fenton oxidation method organic wastewater treatment device, which comprises a pretreatment mechanism, an ozone treatment mechanism, a photocatalysis oxidation mechanism, a liquid storage tank, a reaction tank, an ultraviolet lamp tube, a photocatalyst filter screen, an ultraviolet lamp tube, a cleaner, a cleaning brush and an electric push rod, wherein although the COD substance content in wastewater is preliminarily reduced through ozone catalysis oxidation, the UV photocatalysis oxidation of the ultraviolet lamp tube is combined with a Fenton reagent to improve the oxidation efficiency, the ozone content can reduce the adding amount of hydrogen peroxide, and the electric push rod drives the cleaning brush to lift to brush down the catalyst attached to the photocatalyst filter screen;

however, the problem that the water discharge amount of the organic wastewater treatment device is reduced due to blockage of the ultrafiltration membrane is solved, and therefore the photocatalytic fenton wastewater treatment device is provided.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a fragrant effluent treatment plant of photocatalysis, it can realize sweeping ultrafiltration membrane water inlet department accumulational catalyst, and the hindrance effect of the catalyst that receives when reducing waste water entering drain pipe improves organic effluent treatment plant's displacement.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a fragrant effluent treatment plant of photocatalysis, includes the retort and sets up the milipore filter in the retort inside, the upper end fixed mounting of retort has the support, the upper end of retort still is provided with aeration mechanism, the middle rotation of support upper end is installed the rotation axis, the one end of rotation axis extends into the retort and has a plurality of frames along circumference array distribution, the inside of frame is provided with the photocatalysis subassembly, the one end fixed mounting that the support was kept away from to the frame has the brush.

Further, the lower extreme fixed mounting of retort has the forced draught blower, the air outlet fixed mounting of forced draught blower has the cooling tube, the outside at the retort is installed in the cooling tube winding.

Further, the photocatalysis component comprises a lamp source fixedly installed inside the frame, a lithium battery used for an energy supply belt of the lamp source is fixedly installed on one side of the frame, and waterproof cases are fixedly installed on two sides of the frame.

Further, the aeration mechanism comprises an air blower fixedly mounted at the upper end of the reaction tank, an air inlet pipe is fixedly mounted at the air outlet end of the air blower, and the air outlet end of the air inlet pipe extends into the reaction tank and faces the upper end of the brush.

Furthermore, the outside of milipore filter bonds and has had the magic subsides, the outside of milipore filter is connected with the safety cover through the magic subsides.

Furthermore, the ultrafiltration membrane staggers the frame along the vertical direction, and a gap is reserved between the frame and the protective cover.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) This scheme is when handling waste water, it is rotatory to drive the frame, stir waste water, catalyst and hydrogen peroxide solution, and provide the light source through the photocatalysis subassembly, hydrogen peroxide solution's decomposition accelerates, organic pollutant in the oxidation waste water, rethread drain pipe and drain pump suction milipore filter, produce the negative pressure environment in the milipore filter, can absorb waste water, and filter the catalyst in the waste water, along with the milipore filter inhales tight catalyst, the catalyst produces and piles up, it is rotatory to drive the brush through the frame, intermittent type nature slides the water inlet of milipore filter, can sweep down the accumulational catalyst of milipore filter water inlet department, the hindrance effect of the catalyst that receives when reducing waste water gets into the drain pipe, be favorable to waste water to get into the milipore filter smoothly, the inflow drain pipe, improve organic wastewater treatment device's displacement.

(2) This scheme is when stirring waste water, catalyst and hydrogen peroxide solution, and the frame drives the waterproof case and promotes the catalyst rotatory around the rotation axis, and the catalyst receives centrifugal action, and part directive milipore filter blocks through the safety cover, protects the milipore filter, conveniently reduces the impact of the catalyst that the milipore filter receives, is favorable to prolonging the life of milipore filter, then, pastes through tearing the magic, can take off the safety cover, conveniently dismantles and maintains the safety cover.

Drawings

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

fig. 2 is a schematic sectional structural view of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is an enlarged schematic structural diagram of a point a in fig. 2 according to the present invention.

The reference numbers in the figures illustrate:

1. a reaction tank; 2. ultrafiltration membranes; 3. a support; 4. a rotating shaft; 5. a frame; 6. a brush; 7. a blower; 8. a radiating pipe; 9. a light source; 10. a lithium battery; 11. a waterproof shell; 12. a blower; 13. an air inlet pipe; 14. magic tape; 15. a protective cover.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

The embodiment is as follows:

referring to fig. 1-4, a photocatalytic fenton wastewater treatment device comprises a reaction tank 1 and an ultrafiltration membrane 2 arranged inside the reaction tank 1, wherein a drain pipe and a drain pump connected with the drain pipe are arranged at the upper end of the ultrafiltration membrane 2, the technical scheme is the prior art and is not shown in the figure, a support 3 is fixedly arranged at the upper end of the reaction tank 1, an aeration mechanism is further arranged at the upper end of the reaction tank 1, a rotating shaft 4 is rotatably arranged in the middle of the upper end of the support 3 through a bearing, one end of the rotating shaft 4 extends into the reaction tank 1 and is distributed with a plurality of frames 5 along a circumferential array, a rotating motor is fixedly arranged at one end of the rotating shaft 4 far away from the reaction tank 1, the technical scheme is the prior art and is not shown in the figure, the ultrafiltration membrane 2 is staggered with the frames 5 along a vertical direction, a photocatalytic component is arranged inside the frames 5, and a brush 6 is fixedly arranged at one end of the frames 5 far away from the support 3, the brush hair of the brush 6 can stick to the water inlet of the ultrafiltration membrane 2, the wastewater is conveyed to the inside of the reaction tank 1 along the water inlet pipe, a quantitative catalyst and hydrogen peroxide are added, when the wastewater is treated, the rotating shaft 4 is rotated through the rotating motor to drive the frame 5 to rotate, so as to stir the wastewater, the catalyst and the hydrogen peroxide, a light source is provided through the photocatalytic component, the decomposition of the hydrogen peroxide is accelerated to oxidize organic pollutants in the wastewater, the ultrafiltration membrane 2 is sucked through the drain pipe and the drain pump, a negative pressure environment is generated in the ultrafiltration membrane 2 to suck the wastewater, the catalyst in the wastewater is filtered, the catalyst is tightly sucked along with the ultrafiltration membrane 2, the catalyst is accumulated to block the ultrafiltration membrane 2, the brush 6 is driven to rotate through the frame 5, the brush hair intermittently slides through the water inlet of the ultrafiltration membrane 2, and the accumulated catalyst at the water inlet of the ultrafiltration membrane 2 can be swept down, the blocking effect of the catalyst when the wastewater enters the drain pipe is reduced, the wastewater can smoothly enter the ultrafiltration membrane 2 and flow into the drain pipe, and the water discharge of the organic wastewater treatment device is improved.

Referring to fig. 3 and 4, the photocatalysis assembly includes the inside lamp source 9 of fixed mounting in frame 5, one side fixed mounting of frame 5 has the lithium cell 10 that is used for lamp source 9 energy supply area, the equal fixed mounting in both sides of frame 5 has waterproof cover 11, the material of waterproof cover 11 is clear glass, make things convenient for the light beam to pass through, in the rotating electrical machines during operation, open lamp source 9, supply power for lamp source 9 by lithium cell 10, lamp source 9 sends ultraviolet ray light beam, and see through waterproof cover 11, it is rotatory along with rotation axis 4, can distribute on more catalysts, improve the hydrogen peroxide yield of photocatalysis.

Referring to fig. 2 and 3, the aeration mechanism includes air blower 12 fixedly mounted on the upper end of reaction tank 1, air outlet end fixed mounting of air blower 12 has air inlet pipe 13, the end of giving vent to anger of air inlet pipe 13 extends into the inside of reaction tank 1 and towards the upper end of brush 6, and simultaneously, air is blown to air inlet pipe 13 through air blower 12, air inlet pipe 13 lets in the air current to waste water, form the bubble, combine with the oxygen bubble that produces when hydrogen peroxide decomposes and the bubble that organic pollutant decomposes, the volume increase of the bubble that oxygen bubble and organic pollutant decompose and produce, conveniently float, form aeration.

Referring to fig. 2 and 4, magic tape 14 is bonded on the outer side of ultrafiltration membrane 2, the outer side of ultrafiltration membrane 2 is connected with protective cover 15 through magic tape 14, protective cover 15 is made of plastic, so that load of magic tape 14 is reduced, a gap is reserved between frame 5 and protective cover 15, when waste water is stirred, catalyst and hydrogen peroxide are used, frame 5 drives waterproof shell 11 to push catalyst to rotate around rotating shaft 4, the catalyst is subjected to centrifugal action, part of catalyst is shot to ultrafiltration membrane 2, the catalyst is blocked by protective cover 15 to protect ultrafiltration membrane 2, so that impact of catalyst on ultrafiltration membrane 2 is reduced conveniently, the service life of ultrafiltration membrane 2 is prolonged conveniently, then magic tape 14 is torn, protective cover 15 can be taken down, and protective cover 15 is convenient to detach and maintain.

Refer to fig. 1 and fig. 3, lower extreme fixed mounting of retort 1 has forced draught blower 7, forced draught blower 7's air outlet fixed mounting has cooling tube 8, the outside at retort 1 is installed in the winding of cooling tube 8, the inlet end of the air-blower 12 that staggers of the air outlet of cooling tube 8, reduce during hot air flows back to retort 1 along air-blower 12, when organic pollutant oxidizes, generate heat, the part is taken away by the waste water in milipore filter 2, another part transmits for retort 1, the air of blowing in to cooling tube 8 through forced draught blower 7, form the air current, can take away the heat on cooling tube 8, make retort 1 and cooling tube 8 produce the temperature difference, the heat in cooling tube 8 absorption retort 1, and take away by the air current, make things convenient for the waste water treatment device heat dissipation.

The working principle is as follows: carry retort 1 inside with waste water along the inlet tube, add quantitative catalyst and hydrogen peroxide solution, when handling waste water, rotate rotation axis 4 through the rotating electrical machines, it is rotatory to drive frame 5, stir waste water, catalyst and hydrogen peroxide solution, and provide the light source through the photocatalysis subassembly, the decomposition of hydrogen peroxide solution accelerates, come the organic pollutant in the oxidation waste water, rethread drain pipe and drain pump suction milipore filter 2, produce the negative pressure environment in milipore filter 2, can absorb waste water, and filter the catalyst in the waste water, along with milipore filter 2 inhales tight catalyst, the catalyst produces and piles up, make milipore filter 2 part blockked up, it is rotatory to drive brush 6 through frame 5, the water inlet of milipore filter 2 is slided to intermittent type nature, can sweep the accumulational catalyst of 2 water inlet department of milipore filter, the hindrance effect of the catalyst that receives when reducing waste water and getting into the drain pipe, be favorable to waste water smoothly getting into milipore filter 2, the drain pipe flows in, improve organic waste water treatment device's displacement.

When stirring waste water, catalyst and hydrogen peroxide solution, frame 5 drives waterproof casing 11 and promotes the catalyst and rotate around rotation axis 4, and the catalyst receives centrifugal action, and part directive milipore filter 2 blocks through safety cover 15, protects milipore filter 2, conveniently reduces the impact of the catalyst that milipore filter 2 receives, is favorable to prolonging the life of milipore filter 2, then, pastes 14 through tearing the magic, can take off safety cover 15, conveniently dismantles and maintains safety cover 15.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a photocatalysis fenton effluent treatment plant, includes retort (1) and sets up ultrafiltration membrane (2) inside retort (1), its characterized in that: the upper end fixed mounting of retort (1) has support (3), the upper end of retort (1) still is provided with aeration mechanism, rotation axis (4) are installed in the middle of support (3) upper end rotation, the one end of rotation axis (4) extends into retort (1) and has a plurality of frames (5) along circumference array distribution, the inside of frame (5) is provided with the photocatalysis subassembly, the one end fixed mounting that support (3) were kept away from in frame (5) has brush (6).

2. The photocatalytic fenton waste water treatment apparatus according to claim 1, characterized in that: the lower extreme fixed mounting of retort (1) has forced draught blower (7), the air outlet fixed mounting of forced draught blower (7) has cooling tube (8), the outside at retort (1) is installed in cooling tube (8) winding.

3. The photocatalytic Fenton's waste water treatment apparatus according to claim 1, characterized in that: the photocatalysis assembly comprises a lamp source (9) fixedly installed inside a frame (5), a lithium battery (10) used for an energy supply belt of the lamp source (9) is fixedly installed on one side of the frame (5), and waterproof cases (11) are fixedly installed on two sides of the frame (5).

4. The photocatalytic fenton waste water treatment apparatus according to claim 2, characterized in that: aeration mechanism includes air-blower (12) of fixed mounting in retort (1) upper end, the fixed mounting of giving vent to anger of air-blower (12) has intake pipe (13), the end of giving vent to anger of intake pipe (13) extends into retort (1) inside and towards the upper end of brush (6).

5. The photocatalytic Fenton's waste water treatment apparatus according to claim 1, characterized in that: the outside of milipore filter (2) bonds has magic subsides (14), the outside of milipore filter (2) is connected with safety cover (15) through magic subsides (14).

6. The photocatalytic Fenton's waste water treatment apparatus according to claim 5, characterized in that: the ultrafiltration membrane (2) is staggered from the frame (5) along the vertical direction, and a gap is reserved between the frame (5) and the protective cover (15).