CN210085171U - Microwave ultraviolet sewage treatment plant - Google Patents
Microwave ultraviolet sewage treatment plant Download PDFInfo
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- CN210085171U CN210085171U CN201920454209.3U CN201920454209U CN210085171U CN 210085171 U CN210085171 U CN 210085171U CN 201920454209 U CN201920454209 U CN 201920454209U CN 210085171 U CN210085171 U CN 210085171U
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Abstract
The utility model discloses a microwave ultraviolet sewage treatment device, which comprises a microwave source, a cavity, a sewage tank and a water circulation system; the microwave source is arranged at the top of the cavity, the cavity is positioned at the upper part of the sewage tank, the sewage tank is independently arranged at the outer side of the cavity, and the water circulating system is communicated with the cavity and the sewage tank; the microwave source is covered with an upper cover, and both sides of the upper cover are provided with microwave source vents; an air inlet and an air outlet are respectively arranged on two sides of the top of the cavity, a support is arranged in the cavity, and an electrodeless ultraviolet lamp is mounted on the support; the top of the sewage tank is provided with a water inlet and a water outlet, a filtering piece is arranged in the sewage tank, and a catalyst is loaded on the filtering piece; the water circulation system consists of a water pump, a water mist spray pipe, spray heads and a sewage backflow port, the water pump positioned at the water outlet in the sewage tank is connected with the water mist spray pipe in the upper cavity, the spray heads are connected on the water mist spray pipe in series, and the sewage backflow port is arranged on the cavity and is communicated with the cavity and the sewage tank. The device combines microwave ultraviolet oxidation catalysis and filtration technology, and has high sewage treatment efficiency.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection equipment, especially, relate to a microwave ultraviolet sewage treatment plant.
Background
The pollution of the water environment is increasingly serious, and potential threats are caused to the health and ecological environment of human beings; however, the traditional water treatment method has many problems, such as large consumption of the adsorbent for treating sewage by the activated carbon adsorption method, difficult disposal of the formed solid waste, and the like; therefore, the search for clean, sustainable, low-cost, efficient green processes is an important effort for researchers. In recent years, advanced catalytic oxidation technology can rapidly degrade pollutants, and has high degradation degree, so that the advanced catalytic oxidation technology is widely applied and researched; however, the ability of a single treatment technique to degrade contaminants is very limited and needs to be combined with other treatment techniques, such as: various catalytic oxidation technologies are combined or combined with biological treatment processes so as to obtain better pollutant treatment effect.
The current mainstream technology of sewage treatment is an activated sludge process, which requires low sewage concentration and biological toxicity, otherwise, the concentration of microorganisms is influenced, and the treatment efficiency is low. The electrolytic method for treating sewage is only suitable for sewage with medium and low concentration, otherwise, the electrode contamination is caused, and the frequent cleaning or replacement is needed. The existing ultraviolet photolysis method is used for treating sewage, short-wave ultraviolet is generated by an organic ultraviolet lamp, water molecules are photolyzed into oxygen atoms or hydroxyl groups with oxidation, and organic matters are oxidized and degraded. However, the efficiency of the organic ultraviolet lamp for generating short-wave ultraviolet is very low, so the treatment effect of the equipment is low, and oxidants such as ozone, hydrogen peroxide and the like need to be added.
The utility model provides a microwave ultraviolet sewage treatment plant utilizes microwave and ultraviolet to have the ability that pierces through water smoke, with sewage atomization back, through microwave radiation, ultraviolet sterilization, ozone oxidation, comprehensive action such as filtration and catalyst catalysis, wherein include the fuel factor and the non-fuel effect of microwave, the photodissociation and the photooxidation of ultraviolet, the oxidation of ozone and hydroxyl, the microwave ultraviolet catalysis of catalyst, carry out the atomizing cycle to sewage and handle, sewage treatment efficiency and throughput have been improved, the treatment time has been shortened, and the operation process is only power consumptive, and do not produce any secondary pollutant. And the equipment is slightly modified, can be used for ozone elimination, waste gas treatment and high-fluidity sludge treatment, and has wide application prospect in the field of environmental protection.
SUMMERY OF THE UTILITY MODEL
The utility model provides a microwave ultraviolet sewage treatment plant that microwave ultraviolet oxidation catalysis and filtration technique combine, to the not enough of single catalytic oxidation processing technique, the utility model discloses a concrete scheme as follows:
a microwave ultraviolet sewage treatment device comprises a microwave source, a cavity, a sewage tank and a water circulation system; the microwave source is arranged at the top of the cavity, the cavity is positioned at the upper part of the sewage tank, the sewage tank is independently arranged at the outer side of the cavity, and the water circulation system is communicated with the cavity and the sewage tank; the microwave source is covered with an upper cover, and both sides of the upper cover are provided with microwave source vents; an air inlet and an air outlet are respectively arranged on two sides of the top of the cavity, a support is arranged inside the cavity, and an electrodeless ultraviolet lamp is mounted and fixed on the support; the right side of the top of the sewage tank is provided with a water inlet, the left side of the top of the sewage tank is provided with a water outlet, the sewage tank is internally provided with a filter element, and a catalyst is loaded on the filter element; the water circulating system is composed of a water pump, a water mist spray pipe, spray heads and a sewage backflow port, the water pump positioned at the water outlet in the sewage tank is connected with the water mist spray pipe in the upper cavity, a plurality of spray heads are connected in series on the water mist spray pipe, and the sewage backflow port is arranged on the cavity and communicated with the cavity and the sewage tank.
Preferably, the cavity is of a cabinet structure and is made of one of copper, iron, aluminum alloy and stainless steel materials.
Preferably, the microwave source comprises a power supply, a magnetron, and a waveguide; the cross section of the waveguide tube is rectangular.
Preferably, a water temperature controller is arranged in the sewage tank.
Preferably, the bottom of the sewage tank is provided with universal wheels.
Preferably, the filter elements are arranged at the bottom of the sewage tank at intervals, the filter elements are vertically arranged along the longitudinal direction of the sewage tank, the meshes of the filter elements close to the water inlet are the largest, and the meshes of the filter elements gradually decrease along the direction from the water inlet to the water outlet until the meshes of the filter elements close to the water outlet are the smallest.
Preferably, the shape of the filter member is one of a circle, a square, a rectangle, a bowl, and a cup.
Preferably, the number of the water mist spray pipes is multiple, the water mist spray pipes are connected with the water pump in parallel, and each water mist spray pipe is tightly installed on the periphery of the inner side of the cavity.
Preferably, the electrodeless ultraviolet lamp is any one of a low-pressure mercury lamp, a low-pressure bromine lamp and a low-pressure iodine lamp.
Compared with the prior art, the utility model provides a microwave ultraviolet sewage treatment plant has following advantage:
(1) through set up air inlet and gas outlet on the cavity, air or oxygen are selected to gaseous, can promote the generation of strong oxidizer oxygen atom, hydroxyl free radical and ozone, improve the efficiency of degradation pollutant.
(2) Through setting up the water smoke spray tube, can become the fine water smoke with sewage atomizing, shorten pollutant degradation time.
(3) Through setting up water circulating system for the inside sewage of sewage treatment system passes through sewage case and cavity many times, can realize the circulation treatment of sewage.
(4) Through setting up microwave ultraviolet sterilizing equipment and the filter that has the catalyst of load, can realize more comprehensive disinfection of disinfecting.
Drawings
FIG. 1 is a structural view of a microwave ultraviolet sewage treatment apparatus;
FIG. 2 is a schematic view showing the construction of a waste water tank;
FIG. 3 is a view showing the installation structure of a water pump and a water mist nozzle;
in the figure: 1-microwave source, 2-upper cover, 3-microwave source ventilation opening, 4-electrodeless ultraviolet lamp, 5-bracket, 6-cavity, 7-water mist spray pipe, 8-water pump, 9-sewage tank, 10-water inlet, 11-water outlet, 12-universal wheel, 13-filter piece, 14-catalyst, 15-sewage return opening, 16-spray head, 17-air inlet, 18-air outlet and 19-water temperature controller.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following description is made in detail for the application of the principles of the present invention with reference to the accompanying drawings.
Example 1
As shown in fig. 1 and 3, the microwave ultraviolet sewage treatment device provided by embodiment 1 of the present invention comprises: the microwave water heater comprises a microwave source 1, an upper cover 2, a microwave source vent 3, an electrodeless ultraviolet lamp 4, a bracket 5, a cavity 6, a water mist spray pipe 7, a water pump 8, a sewage tank 9, a water inlet 10, a water outlet 11, a universal wheel 12, a filter element 13, a catalyst 14, a sewage return port 15, a spray head 16, an air inlet 17, an air outlet 18 and a water temperature controller 19; and the water pump 8, the water mist spray pipe 7, the spray head 16 and the sewage return port 15 form a water circulation system.
The microwave source 1 is arranged on the top of the cavity 6. An upper cover 2 is covered on the microwave source 1, and microwave source ventilation openings 3 are arranged on two sides of the upper cover 2. The microwave source 1 comprises a power supply, a magnetron and a waveguide tube. The power of the magnetron is 100kw, 30kw, 15kw, 10kw, 1.5kw, 1kw, 900w, 700w, 300w, the frequency is 915MHz, 2.4GHz, the number of magnetrons is 1-200. In this embodiment, the magnetron is a samsung air-cooled magnetron OM75P, which outputs microwave power 1KW and frequency 2.4 GHz. The power supply is a YB-MP1000 type 1000W magnetron power supply of the Xian factor variable opto-electronic technology limited company. The waveguide tube is made of metal materials such as copper, iron, aluminum alloy, stainless steel and the like, and the cross section of the waveguide tube is rectangular. The junction of the waveguide and the cavity 6 is isolated by water-proof and microwave-permeable materials, for example: glass, plastic, ceramic, etc. to prevent moisture from entering the waveguide and causing sparking.
The cavity 6 is positioned at the upper part of the sewage tank 9, and the cavity 6 is cabinet typeThe structure is made of metal materials such as copper, iron, aluminum alloy, stainless steel and the like. And an air inlet 17 and an air outlet 18 are respectively arranged on two sides of the top of the cavity 6. A support 5 is arranged inside the cavity 6, and the support 5 is made of a material which is not absorptive and is transparent to microwaves, such as polytetrafluoroethylene, glass, plastic and ceramic. An electrodeless ultraviolet lamp 4 is mounted and fixed on the support 5, the electrodeless ultraviolet lamp 4 can be selected from a low-pressure mercury lamp, a low-pressure bromine lamp and a low-pressure iodine lamp, and the lamp tube material can be selected from quartz with purity of more than 99.99%, fluoride (such as barium fluoride, calcium fluoride, lithium fluoride and the like), UBK7 glass, sapphire, borosilicate glass, ultraviolet-transmitting glass and the like. The number of the electrodeless ultraviolet lamps 4 is 1-300, the length of the lamp tube is 30-300cm, and the diameter is 1-10 cm. As a preferred scheme, the electrodeless ultraviolet lamp 4 is SiO2The high-purity quartz material with the purity of more than 99.9 percent has the length of 1.5m and the diameter of 3 cm.
The sewage tank 9 is independently arranged outside the cavity 6 and is positioned at the lower part of the cavity 6. The right side of the top of the sewage tank 9 is provided with a water inlet 10, and the left side of the top is provided with a water outlet 11. The sewage tank 9 is of a box-type structure and is made of metal materials such as copper, iron, aluminum alloy, stainless steel and the like. The bottom of the sewage tank 9 is provided with universal wheels 12, so that the sewage tank 9 can be moved conveniently. A water temperature controller 19 is arranged in the sewage tank 9, and the water temperature controller 19 keeps the temperature of the water in the sewage tank 9 between 10 ℃ and 90 ℃.
The sewage tank 9 is internally provided with a filtering piece 13, and the filtering piece 13 is a ceramic filtering plate, a plastic filtering plate (polypropylene, polyurethane) or a stainless steel filtering plate, and is prefabricated or integrally cast. The filtering piece has high strength, does not drop slag, is high-temperature resistant and corrosion resistant, and can be customized into a round shape, a square shape, a rectangular shape, a bowl shape, a cup shape and the like. The pore diameter of the filter element 13 is 0.1～500 um. The mesh of the filter element 13 close to the water inlet 10 is the largest, the mesh is gradually reduced along the direction from the water inlet 13 to the water outlet 11, and the height of the filter element 13 is preferably 1-5cm higher than the water surface when the mesh is the smallest at the position close to the water outlet 11. The filtering member 13 is loaded with a catalyst 14, and the catalyst 14 is selected from copper oxide, manganese oxide, nickel oxide and other catalysts.
The water pump 8 of the water circulation system is connected with the water mist spray pipe 7 in the upper cavity 6, the water mist spray pipe 7 is connected with a plurality of spray heads 16 in series, the sewage backflow port is formed in the cavity and communicated with the communicated cavity 6 and the sewage tank 9 for backflow of treated sewage to the sewage tank 9, and the water pump 8 and the sewage backflow port 15 connect the cavity 6 and the sewage tank 9, so that sewage in the cavity 6 and the sewage tank 9 forms a circulation. The water pump 8 is a Nanjing blue deep submersible sewage pump WQ2700-7-75 KW. The number of the water mist spray pipes is 1-100, the number of the spray heads is 1-1000, each water mist spray pipe 7 is tightly attached to the periphery of the inner side of the cavity 6, and the water mist spray pipes 7 are respectively connected with the water pump 8 in parallel. The water mist spray pipe 7 is made of corrosion-resistant polytetrafluoroethylene, fluorinated ethylene propylene, carbon fiber, copper oxide, platinum and the like.
Example 2
The embodiment 2 provides a microwave ultraviolet sewage treatment method: the treatment is carried out by the following steps:
step 1: sewage enters the sewage tank 9 through the water inlet, and in the sewage tank 9, the sewage enters the cavity 6 after passing through the vertically arranged filtering elements 13 and the catalyst 14 loaded on the filtering elements 13.
Step 2: sewage in the sewage tank 9 enters the cavity 6 through the water pump 8 and the water mist spray pipe 7, the microwave source 1 generates microwaves, the electrodeless ultraviolet lamp 4 is excited by the microwaves to generate high-intensity ultraviolet light, and pollutants in the sewage are rapidly degraded into inorganic small molecules through microwave ultraviolet light oxidation.
The water mist spray pipes 7 are multiple, each water mist spray pipe 7 is connected with a plurality of spray heads 16 in series, the contact area of microwave ultraviolet to sewage radiation can be increased through the design of the water mist spray pipes 7 and the spray heads 16, and the sewage treatment efficiency is improved.
And 3, step 3: the sewage in the cavity 6 flows through the sewage backflow port 15 and enters the sewage tank 9; and the sewage treated in the sewage tank 9 passes through the filter element 13 again, enters the cavity 6 through the water pump 8 and the water mist spray pipe 7, is oxidized by microwave ultraviolet light and then enters the sewage tank 9 through the sewage backflow port 15, and is circularly treated in the way until the water quality reaches the standard and is discharged.
The sewage of the utility model enters the sewage tank 9 through the water inlet 10; in the sewage tank 9, sewage is filtered step by the filtering pieces 13 with meshes which are vertically arranged and gradually reduced, so that large-particle pollutants in the sewage are removed; the sewage after being filtered step by step enters the cavity 6 through the water pump 8 and the water mist spray pipes 7, the sewage is atomized into fine water mist in the cavity 6 by the water mist spray pipes 7 surrounding the inner periphery of the cavity, and pollutants in the water mist are degraded into harmless substances such as carbon dioxide, water and the like through microwave ultraviolet catalytic oxidation; the treated water flows through the sewage backflow port 15 and enters the sewage tank 9; and the sewage treated in the sewage tank 9 is filtered again by the filter element 13, enters the cavity 6 through the water pump 8 and the water mist spray pipe 7, is degraded and enters the sewage tank 9 through the sewage return port 15, and is circularly treated until the water quality reaches the standard and is discharged.
Claims (9)
1. A microwave ultraviolet sewage treatment device is characterized in that: comprises a microwave source (1), a cavity (6), a sewage tank (9) and a water circulating system; the microwave source (1) is arranged at the top of the cavity (6), the cavity (6) is positioned at the upper part of the sewage tank (9), the sewage tank (9) is independently arranged at the outer side of the cavity (6), and the water circulation system is communicated with the cavity (6) and the sewage tank (9); an upper cover (2) is covered on the microwave source (1), and microwave source ventilation openings (3) are arranged on two sides of the upper cover (2); an air inlet (17) and an air outlet (18) are respectively arranged on two sides of the top of the cavity (6), a support (5) is arranged inside the cavity (6), and an electrodeless ultraviolet lamp (4) is mounted and fixed on the support (5); a water inlet (10) is formed in the right side of the top of the sewage tank (9), a water outlet (11) is formed in the left side of the top of the sewage tank, a filtering piece (13) is arranged in the sewage tank (9), and a catalyst is loaded on the filtering piece (13); the water circulation system comprises a water pump (8), a water mist spray pipe (7), spray heads (16) and a sewage return port (15), the water pump (8) at the position of a water outlet (11) in the sewage tank (9) is connected with the water mist spray pipe (7) in the cavity (6), the water mist spray pipe (7) is connected with a plurality of spray heads (16) in series, and the sewage return port (15) is arranged on the cavity (6) and communicated with the cavity (6) and the sewage tank (9).
2. The microwave ultraviolet sewage treatment device according to claim 1, wherein: the cavity (6) is of a cabinet structure and is made of one of copper, iron, aluminum alloy and stainless steel materials.
3. The microwave ultraviolet sewage treatment device according to claim 1, wherein: the microwave source comprises a power supply, a magnetron and a waveguide tube; the cross section of the waveguide tube is rectangular.
4. The microwave ultraviolet sewage treatment device according to claim 1, wherein: a water temperature controller (19) is arranged in the sewage tank (9).
5. The microwave ultraviolet sewage treatment apparatus according to claim 1 or 4, characterized in that: the bottom of the sewage tank (9) is provided with universal wheels (12).
6. The microwave ultraviolet sewage treatment device according to claim 1, wherein: the filtering pieces (13) are arranged in a plurality of positions, the filtering pieces (13) are uniformly arranged at the bottom of the sewage tank (9) at intervals, the filtering pieces (13) are vertically arranged in the vertical direction of the sewage tank (9) and close to the water inlet (10), meshes of the filtering pieces (13) are largest, and the meshes are gradually reduced along the direction from the water inlet (10) to the water outlet (11) and are smallest when the meshes of the filtering pieces (13) are close to the water outlet (11).
7. The microwave ultraviolet sewage treatment device according to claim 1, wherein: the shape of the filter piece (13) is one of a circle, a square, a rectangle, a bowl and a cup.
8. The microwave ultraviolet sewage treatment device according to claim 1, wherein: the water spray pipes (7) are connected in parallel, the water spray pipes (7) are connected with the water pump (8) in parallel, and each water spray pipe (7) is tightly installed on the periphery of the inner side of the cavity (6).
9. The microwave ultraviolet sewage treatment device according to claim 1, wherein: the electrodeless ultraviolet lamp (4) is any one of a low-pressure mercury lamp, a low-pressure bromine lamp and a low-pressure iodine lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920454209.3U CN210085171U (en) | 2019-04-04 | 2019-04-04 | Microwave ultraviolet sewage treatment plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920454209.3U CN210085171U (en) | 2019-04-04 | 2019-04-04 | Microwave ultraviolet sewage treatment plant |
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| CN210085171U true CN210085171U (en) | 2020-02-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109942126A (en) * | 2019-04-04 | 2019-06-28 | 陕西青朗万城环保科技有限公司 | A kind of microwave ultraviolet sewage-treatment plant and method |
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- 2019-04-04 CN CN201920454209.3U patent/CN210085171U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109942126A (en) * | 2019-04-04 | 2019-06-28 | 陕西青朗万城环保科技有限公司 | A kind of microwave ultraviolet sewage-treatment plant and method |
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