CN209161707U - A titanium dioxide catalytic sterilization and purification device for sewage - Google Patents

Abstract

The utility model discloses a titanium dioxide catalytic sterilization and purification device for sewage, which comprises a sedimentation tank, a titanium dioxide catalytic sterilization tank, a titanium dioxide coating plate and a motor. The filter layer and the fine filter layer, and the coarse filter layer is arranged on the upper part of the fine filter layer, the upper side of the filter shell is connected with a water inlet, and the side of the sedimentation tank is connected with a titanium dioxide catalytic sterilization tank through a water pipe. A water pump is installed on the water pipe, a titanium dioxide coating plate is installed on the bottom of the titanium dioxide catalytic sterilization tank, an upper cover is installed on the top of the titanium dioxide catalytic sterilization tank, and a high-pressure mercury lamp is installed in the middle of the lower side of the upper cover, and the titanium dioxide catalytic sterilization tank is installed. A drain is installed on one side of the bottom of the pool. The utility model is a titanium dioxide catalytic sterilization and purification sewage device, which can sequentially filter, precipitate and titanium dioxide catalyst sterilization and disinfection treatment of sewage, and the sewage purification treatment is efficient.

Description

A titanium dioxide catalytic sterilization and purification device for sewage

technical field

The utility model relates to the technical field of water storage treatment, in particular to a titanium dioxide catalytic sterilization and purification device for sewage.

Background technique

my country produces a large amount of waste water every year, which mainly comes from domestic sewage, industrial waste water and other water such as the inflow of first rain runoff into drainage pipes and canals, which generally refers to no use or value. Wastewater contains a lot of toxic and harmful substances, and the random discharge of wastewater brings great trouble to people's lives. Titanium dioxide, as a catalyst for light coating pigments, is not only an environmentally safe cleaning agent, but also can save energy and protect environmental resources. Early scientists applied titanium dioxide to the paving stones of urban roads to clean the air. Titanium dioxide can be mixed with asphalt to reduce pollutants in the air. Concrete or asphalt containing titanium dioxide can purify the air as a car passes by, removing 25 to 45 percent of nitrogen oxides in vehicle emissions. The effect of cleaning the air is also remarkable when titanium dioxide is applied to the concrete surface. Photocatalytic purification is based on the redox ability of photocatalysts under ultraviolet irradiation to purify pollutants.

The existing sewage treatment technology has the following problems: the sewage treatment effect is poor, the sewage purification treatment time is long, the sewage treatment device has a complex structure and a large volume, and it is difficult to meet the needs of sewage treatment.

Utility model content

The purpose of the utility model is to provide a titanium dioxide catalytic sterilization and purification sewage device to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a titanium dioxide catalytic sterilization and purification device for sewage, comprising a sedimentation tank, a titanium dioxide catalytic sterilization tank, a titanium dioxide coated plate and a motor, and the upper side of the sedimentation tank is provided with a filter housing, so A coarse filter layer and a fine filter layer are installed inside the filter housing, and the coarse filter layer is arranged on the upper part of the fine filter layer, the upper side of the filter housing is connected with a water inlet, and the side of the sedimentation tank is connected by a water pipe. There is a titanium dioxide catalytic sterilization tank, a water pump is installed on the water pipe, a titanium dioxide coating plate is installed on the bottom of the titanium dioxide catalytic sterilization tank, an upper cover is installed on the top of the titanium dioxide catalytic sterilization tank, and a high pressure is installed in the middle of the lower side of the upper cover. Mercury lamp, a drain port is installed on the bottom side of the titanium dioxide catalytic sterilization tank, a drain valve is installed on the drain port, and an activated carbon filter screen layer is installed inside one end of the drain port close to the titanium dioxide catalytic sterilization tank.

Preferably, a groove is provided on the upper side of the sedimentation tank, a bump is installed on the lower side of the filter housing, and the bump is clamped in the groove.

Preferably, the coarse filter layer is composed of sand and stone and an outer frame, and the sand and stone are filled inside the outer frame, and the fine filter layer is composed of multiple layers of gauze.

Preferably, a sewage outlet is installed on one side of the bottom of the sedimentation tank, and a sewage valve is installed on the sewage outlet.

Preferably, a plurality of groups of ultraviolet lamps are installed on the lower side of the upper cover.

Preferably, a circular truncated body is installed on the upper side of the titanium dioxide coating plate, the diameter of the upper part of the circular truncated body is smaller than the diameter of the lower part, and the outer side of the circular truncated body is provided with a titanium dioxide coating.

Preferably, a motor is installed at the bottom of the titanium dioxide catalytic sterilization tank, and a stirring shaft is connected to the upper side of the motor, and a stirring blade is installed on the upper side of the stirring shaft.

Compared with the prior art, the beneficial effects of the present utility model are: the utility model can filter and treat the sewage through the provided filter housing, then flocculate and settle the sewage through the sedimentation tank, and then pass through the titanium dioxide catalytic sterilization tank, The titanium dioxide catalyst is sterilized and disinfected, and the sewage purification treatment is efficient. The sewage treatment device has a simple structure and does not require a large floor space. A circular truncated body is installed on the upper side of the titanium dioxide coating plate, and the diameter of the upper part of the truncated body is smaller than the diameter of the lower part, and the outer side of the circular truncated body is The titanium dioxide coating is provided, which can increase the area covered with the titanium dioxide coating when illuminated, and is beneficial to improve the efficiency of the titanium dioxide catalytic sterilization.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the bottom view of the upper cover structure of the utility model;

FIG. 3 is a schematic diagram of the structure of the circular truncated body of the present invention.

In the picture: 1- Sedimentation tank, 2- Water pipe, 3- Titanium dioxide catalytic sterilization tank, 4- Top cover, 5- Ultraviolet lamp, 6- High pressure mercury lamp, 7- Titanium dioxide coating plate, 8- Round table body, 9- Electric motor , 10-stirring shaft, 11-stirring blade, 12-drainage port, 13-drainage valve, 14-activated carbon filter layer, 15-water pump, 16-water inlet, 17-coarse filter layer, 18-fine filter layer, 19 -Drain outlet, 20-Drain valve, 21-Filter housing.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, in the embodiment of the present utility model, a titanium dioxide catalytic sterilization and purification device includes a sedimentation tank 1, a titanium dioxide catalytic sterilization tank 3, a titanium dioxide coated plate 7 and a motor 9. The upper side of the sedimentation tank 1 is provided with a Filter shell 21, flocculant is added to sedimentation tank 1 to remove suspended solids in water, and the filter shell 21 is equipped with a coarse filter layer 17 and a fine filter layer 18, which can filter the sewage, remove the particulate matter in the water, and the coarse filter layer. 17 is arranged on the upper part of the fine filter layer 18, and can carry out classification filtration treatment. The upper side of the filter housing 21 is connected with a water inlet 16, and the side of the sedimentation tank 1 is connected with a titanium dioxide catalytic sterilization tank 3 through a water pipe 2. The water pipe 2 is installed on the There is a water pump 15, a titanium dioxide coating plate 7 is installed at the bottom of the titanium dioxide catalytic sterilization tank 3, and the titanium dioxide photocatalyst has the redox ability under ultraviolet irradiation to purify pollutants, and the top of the titanium dioxide catalytic sterilization tank 3 is installed with an upper cover 4, and the upper cover 4 A high-pressure mercury lamp 6 is installed in the middle of the lower side, which can be used to provide light. A drain port 12 is installed on the bottom side of the titanium dioxide catalytic sterilization tank 3. A drain valve 13 is installed on the drain port 12, and the drain port 12 is close to the titanium dioxide catalytic sterilization tank 3 An activated carbon filter screen layer 14 is installed inside one end, which can further perform adsorption and filtration treatment.

Preferably, the upper side of the sedimentation tank 1 is provided with a groove, and the lower side of the filter housing 21 is provided with a bump, and the bump is clamped in the groove, which is convenient for disassembling and assembling the filter shell 21 for filtering sewage and repairing the coarse filter layer. 17. Fine filter layer 18.

Preferably, the coarse filter layer 17 is composed of sand and stone and the outer frame, and the sand and stone are filled inside the outer frame, and the fine filter layer 18 is composed of multiple layers of gauze, which can be graded and filtered, which is beneficial to improve the filtering effect.

Preferably, a sewage outlet 19 is installed on one side of the bottom of the sedimentation tank 1 , and a sewage valve 20 is installed on the sewage outlet 19 to facilitate the discharge of sludge and other sediments in the sedimentation tank 1 .

Preferably, a plurality of sets of ultraviolet lamps 5 are installed on the lower side of the upper cover 4 for providing ultraviolet light to irradiate the titanium dioxide coated plate 7 for photocatalytic reaction sterilization.

Preferably, a circular truncated body 8 is installed on the upper side of the titanium dioxide coated plate 7, and the diameter of the upper part of the circular truncated body 8 is smaller than the diameter of the lower part, and the outer side of the circular truncated body 8 is provided with a titanium dioxide coating, which can increase the area where the titanium dioxide coating is exposed to light, which is conducive to improving the The efficiency of titanium dioxide catalytic sterilization.

Preferably, a motor 9 is installed at the bottom of the titanium dioxide catalytic sterilization tank 3, and a stirring shaft 10 is connected to the upper side of the motor 9, and a stirring blade 11 is installed on the upper side of the stirring shaft 10, which can stir the sewage, which is beneficial to improve the photocatalytic removal. bacterial efficiency.

Working principle: the sewage enters the filter housing 21 from the water inlet 16, and the sewage can be filtered through the provided coarse filter layer 17 and fine filter layer 18 to remove particulate matter, and then the sewage is treated by adding flocculant through the sedimentation tank 1. The flocculation sinks to the bottom, thereby removing a large amount of suspended solids in the wastewater, and then passing into the titanium dioxide catalytic sterilization tank 3 through the water pipe 2, turning on the high-pressure mercury lamp 6 and the ultraviolet lamp 5 to irradiate the titanium dioxide coated plate 7, destroying the bacterial cell wall, and carrying out sterilization treatment , the final treated sewage is discharged through the activated carbon filter screen layer 14 and the water outlet 12, the sewage purification treatment is efficient, the sewage treatment device has a simple structure, and does not require a large floor space.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (7)

1. a kind of Titanium Dioxide bactericidal purifying sewage device, including sedimentation basin (1), Titanium Dioxide sterilization pool (3), two Titania coating plate (7) and motor (9), it is characterised in that: be provided with filtrate housing (21), institute on the upside of the sedimentation basin (1) It states and coarse filtration layer (17) and thin filter layer (18) is installed inside filtrate housing (21), and coarse filtration layer (17) setting is carefully being filtered The top of layer (18), filtrate housing (21) the top side are connected with water inlet (16), and sedimentation basin (1) side passes through water Pipe (2) is connected with Titanium Dioxide sterilization pool (3), is equipped with water pump (15) on the water pipe (2), the titanium dioxide is urged Change sterilization pool (3) bottom to be equipped with coating of titanium dioxide plate (7), be equipped at the top of the Titanium Dioxide sterilization pool (3) It covers (4), middle side part is equipped with high-pressure sodium lamp (6) under the upper cover (4), Titanium Dioxide sterilization pool (3) bottom side It is equipped with discharge outlet (12), is equipped with drain valve (13) on the discharge outlet (12), and discharge outlet (12) is urged close to titanium dioxide Change and active carbon filter screen layer (14) are installed inside the one end of sterilization pool (3).

2. a kind of Titanium Dioxide bactericidal purifying sewage device according to claim 1, it is characterised in that: the precipitating It opens up on the upside of pond (1) fluted, convex block is installed on the downside of the filtrate housing (21), and convex block is fastened in groove.

3. a kind of Titanium Dioxide bactericidal purifying sewage device according to claim 1, it is characterised in that: the thick mistake Filtering layer (17) is formed using sandstone and outer frame body, and sandstone is filled in inside outer frame body, and the thin filter layer (18) uses multilayer Gauze composition.

4. a kind of Titanium Dioxide bactericidal purifying sewage device according to claim 1, it is characterised in that: the precipitating Pond (1) bottom side is equipped with sewage draining exit (19), and blowdown valve (20) are equipped on sewage draining exit (19).

5. a kind of Titanium Dioxide bactericidal purifying sewage device according to claim 1, it is characterised in that: the upper cover (4) downside is equipped with multiple groups ultraviolet radiator (5).

6. a kind of Titanium Dioxide bactericidal purifying sewage device according to claim 1, it is characterised in that: the dioxy Change and be equipped with round estrade (8) on the upside of titanium coating plate (7), and round estrade (8) upper diameter is less than lower diameter, the round estrade (8) outside is provided with coating of titanium dioxide.

7. a kind of Titanium Dioxide bactericidal purifying sewage device according to claim 1, it is characterised in that: the dioxy Change titanium catalytically bactericidal process pond (3) interior bottom to be equipped with motor (9), and be sequentially connected with stirring shaft (10) on the upside of motor (9), Stirring blade (11) are installed on the upside of the stirring shaft (10).