CN216073399U - Low-temperature plasma sewage treatment device - Google Patents
Low-temperature plasma sewage treatment device Download PDFInfo
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- CN216073399U CN216073399U CN202121454324.4U CN202121454324U CN216073399U CN 216073399 U CN216073399 U CN 216073399U CN 202121454324 U CN202121454324 U CN 202121454324U CN 216073399 U CN216073399 U CN 216073399U
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Abstract
The utility model discloses a low-temperature plasma sewage treatment device, which relates to the technical field of sewage treatment and comprises a discharge device and a water purification reaction box, wherein flow increasing plates are fixedly arranged at the upper end and the lower end in the discharge device, high-voltage discharge needle electrodes in gradient distribution are fixedly arranged between the flow increasing plates, a mixed reaction component is arranged in a water storage reaction part, the required gas material is common air, the cost is greatly reduced compared with the traditional pure oxygen, the high-voltage discharge needle electrodes are high-voltage discharge needle electrodes with different lengths in gradient distribution, the ionization intensity is gradually enhanced, a better effect can be generated on the ionization of the air, the energy is saved, atoms in the gas can generate more electric ions, and the integral efficiency of the discharge device is greatly improved; mix the high-speed rotation of reaction assembly and make the interior sewage of water storage reaction portion carry out the pressure boost for oxygen ion can be faster melt into the interior sewage of water storage reaction portion, make oxygen ion utilization ratio higher, effectively promote the efficiency of reaction, shorten the time of reaction, make the reaction more abundant.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a low-temperature plasma sewage treatment device.
Background
82% of people in China have drinking water from shallow wells and rivers, wherein the water quality seriously polluted bacteria account for 75% of the sanitary standard, and the drinking water polluted by industrial organic matters accounts for about 1.6 hundred million. Meanwhile, investigations have shown that as many as 2221 types of chemical pollutants are measured in tap water all over the world, and some of them are identified as carcinogens or carcinogens, so that it is important to improve the performance of sewage treatment plants. The discharge plasma technology is used for pollution treatment from the 80 th of the 20 th century, and has made great progress in the fields of water, waste gas, solid waste treatment and the like. Particularly in the aspect of water pollution treatment, the low-temperature discharge plasma is considered to be one of the most potential water treatment technologies.
CN202020414921.3 discloses a plasma sewage treatment device, which increases the content of free radicals O in a plasma region by introducing oxygen into sewage, and adds an insulating catalytic carrier with a catalytic layer in the plasma region to accelerate the oxidation speed thereof, thereby ensuring the speed and effect of sewage treatment, but it usually needs to adopt pure oxygen as a gas source, has higher requirements for the material of ionized gas, and needs to treat the gas in a discharge device for a long time in order to improve the ionization degree of the gas, which is high in cost and low in efficiency, and meanwhile, the generated precipitate cannot be effectively removed in the sewage treatment process, and the purified water still contains a large amount of impurities. In addition, the problems of slow reaction time, insufficient reaction and the like exist in the reaction stage, so that a novel low-temperature plasma sewage treatment device needs to be designed by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The problem to be solved by the utility model is that the current and the electrodes at two ends of the ion generator can be effectively increased by arranging the flow increasing plates, the upper flow increasing plates and the lower flow increasing plates generate a high-voltage electric field, gas in the air can be changed into plasma under the discharge action of the high-voltage discharge needle electrodes, the required gas material is common air, the cost is greatly reduced compared with that of the traditional pure oxygen, the high-voltage discharge needle electrodes adopt the high-voltage discharge needle electrodes with different lengths in gradient distribution, the ionization intensity is gradually enhanced, the ionization of the air can have a better effect, atoms in the gas can generate more ionized ions, and the integral efficiency of the discharge device is greatly improved; mix the high-speed rotation of reaction assembly and make the interior sewage of water storage reaction portion carry out the pressure boost for oxygen ion can be more quick melt into the sewage in the water storage reaction portion, make oxygen ion utilization ratio higher, effectively promote the efficiency of reaction, shorten the time of reaction greatly, make the more abundant low temperature plasma sewage treatment plant of reaction.
In order to solve the problems, the utility model provides a low-temperature plasma sewage treatment device which comprises a discharge device and a water purification reaction box, wherein one end of the discharge device is connected with the water purification reaction box through a reaction tube, flow increasing plates are fixedly arranged at the upper end and the lower end in the discharge device, high-voltage discharge needle electrodes distributed in a gradient manner are fixedly arranged between the flow increasing plates, two parts are arranged in the water purification reaction box, a water storage reaction part is arranged at the upper end of the water purification reaction box, a precipitate filtering part is arranged at the lower end of the water purification reaction box, the water storage reaction part and the precipitate filtering part are separated through an anti-corrosion plate, and a mixed reaction component is arranged in the water storage reaction part.
Preferably, the discharge device includes an ion generator and an insulating cylinder, the ion generator is disposed in the insulating cylinder, the current increasing plates are disposed at upper and lower ends of the ion generator, one end of the ion generator is provided with an air inlet, and the other end of the ion generator is connected to the reaction tube so as to transmit active particles generated after ionization.
Preferably, the high-voltage discharge needle electrodes are gradually increased from left to right in a gradient manner, and a gap is reserved between the longest high-voltage discharge needle electrode and the metal plate arranged at the lower end.
Preferably, the mixed reaction assembly comprises a rotating motor, a coupler, a rotating shaft and a mixing plate, wherein the base of the rotating motor is fixed on the wall of one end of the water storage reaction part, one end of the rotating motor is connected with the rotating shaft through the coupler in a transmission manner, the mixing plate is fixedly sleeved on the rotating shaft, and a mixing hole is formed in the mixing plate.
Preferably, a screen replacing door is arranged at the side end of the sediment filtering part, the filter screen is inserted into a clamping groove in the sediment filtering part, and a water outlet is arranged at the side end of the sediment filtering part.
Preferably, the water storage reaction part is provided with a water inlet and an air outlet, and the water inlet is provided with a valve.
Preferably, the water storage reaction part is provided with a water quality detector.
Preferably, a sealing valve is arranged on the anti-corrosion plate, and the sealing valve is an electromagnetic valve.
Preferably, the insulating cylinder and the corrosion-resistant plate are made of organic glass.
Preferably, the flow increasing plate is cast from metal as an integrally formed structure.
Adopt above-mentioned structure, its beneficial effect lies in:
the flow increasing plates are fixedly arranged at the upper end and the lower end in the discharging device, the current and the electrodes at the two ends of the ion generator can be effectively increased through the flow increasing plates, the upper flow increasing plates and the lower flow increasing plates generate a high-voltage electric field, gas in the air can be changed into plasma under the discharging action of the high-voltage discharge needle electrodes, the required gas material is common air, and the cost is greatly reduced compared with that of the traditional pure oxygen; the high-voltage discharge needle electrodes in gradient distribution are fixedly arranged between the current increasing plates, and adopt the high-voltage discharge needle electrodes with different lengths in gradient distribution, so that the ionization intensity is gradually enhanced, a better effect can be achieved on the ionization of air, more energy is saved, more electric ions can be generated by atoms in the gas, and the overall efficiency of the discharge device is greatly improved; the water purification reaction box is internally provided with two parts, the upper end of the water purification reaction box is provided with a water storage reaction part, the lower end of the water purification reaction box is provided with a precipitate filtering part, the side end of the precipitate filtering part is provided with a screen replacing door, a filter screen is inserted into a clamping groove in the precipitate filtering part, when more precipitates are accumulated on the filter screen, the screen replacing door can be opened to take out the filter screen for cleaning, and the blockage caused by the accumulation of the precipitates on the filter screen can be effectively avoided; the water storage reaction portion separates through the corrosion-resistant plate with precipitate filtering part, be equipped with in the water storage reaction portion and mix the reaction subassembly, mix the high-speed rotation of reaction subassembly and make the sewage in the water storage reaction portion carry out better reaction with plasma gas, make oxygen ion can be faster melt into in the sewage in the water storage reaction portion, make the oxygen ion utilization ratio higher, effectively promote the efficiency of reaction, shorten the time of reaction greatly, make the reaction more abundant.
Drawings
FIG. 1 is a schematic structural view of a low-temperature plasma sewage treatment apparatus according to the present invention.
FIG. 2 is a schematic structural view of a mixing reaction module.
In the figure: 1-a discharge device, 101-an flow increasing plate, 102-a high-voltage discharge needle electrode, 103-an ion generator, 104-an insulating cylinder, 105-an air inlet, 2-a purified water reaction box, 201-a water storage reaction part, 202-a precipitate filtering part, 203-an anticorrosive plate, 204-a mixed reaction component, 205-a rotating motor, 206-a coupler, 207-a rotating shaft, 208-a mixed plate, 209-a mixed hole, 210-a screen changing door, 211-a filter screen, 212-a water outlet, 213-a water inlet, 214-an air outlet, 215-a valve, 216-a water quality detector, 217-a sealing valve and 3-a reaction tube.
Detailed Description
The utility model is further explained below with reference to the figures and examples.
The utility model provides a low temperature plasma sewage treatment plant, includes discharge device 1 and water purification reaction box 2, discharge device 1 one end is connected with water purification reaction box 2 through reaction tube 3, inside about both ends are fixed to be equipped with current increasing plate 101, current increasing plate 101 is fixed to be equipped with between the fixed high pressure discharge needle electrode 102 that is the gradient and distributes, be equipped with two parts in the water purification reaction box 2, its upper end is equipped with water storage reaction portion 201, and the lower extreme is equipped with precipitate filter 202, water storage reaction portion 201 separates through corrosion protection plate 203 with precipitate filter 202, be equipped with mixed reaction assembly 204 in the water storage reaction portion 201.
The discharge device 1 comprises an ion generator 103 and an insulating cylinder 104, wherein the ion generator 103 is arranged in the insulating cylinder 104, the current increasing plate 101 is arranged at the upper end and the lower end of the ion generator 103, one end of the ion generator 103 is provided with an air inlet 105, and the other end of the ion generator 103 is connected with the reaction tube 3 so as to transmit active particles generated after ionization.
The high-voltage discharge needle electrodes 102 increase in sequence from left to right according to a gradient, and a gap is reserved between the longest high-voltage discharge needle electrode 102 and a metal plate arranged at the lower end.
The side end of the sediment filtering part 202 is provided with a screen replacing door 210, a filter screen 211 is inserted into a clamping groove in the sediment filtering part 202, and the side end of the sediment filtering part 202 is provided with a water outlet 212.
The water storage reaction part 201 is provided with a water inlet 213 and an air outlet 214, and the water inlet 213 is provided with a valve 215.
The water storage reaction part 201 is provided with a water quality detector 216, the anti-corrosion plate 203 is provided with a sealing valve 217, and the sealing valve 217 is an electromagnetic valve.
The insulating cylinder 104 and the corrosion-resistant plate 203 are made of organic glass, and the flow increasing plate 101 is cast from metal into an integrally formed structure.
The implementation process of the utility model is mainly divided into the following four stages, namely a sewage collection stage, a plasma gas generation stage, a sewage purification stage and a purified water discharge stage.
A sewage collection stage: firstly, an operator introduces sewage into the purified water reaction box 2 through the water inlet 213, the water level of the sewage is required to reach a preset height for maximizing the overall purification efficiency, when the water level of the sewage reaches the preset height, the valve 215 at the water inlet 213 is closed, and simultaneously the mixed reaction component 204 and the discharge device 1 are started to work;
plasma gas generation stage: air is introduced into the ion generator 103 through the air inlet 105, a high-voltage electric field is formed between the current increasing plate 101 and the high-voltage discharge needle electrode 102 in the ion generator 103, oxygen in the air generates hydroxyl free radicals, superoxide anion free radicals, hydrogen peroxide and ozone plasmas under the action of the high-voltage electric field, and in the process, the gases are mainly utilized to be converted into the plasmas under the strong electric field. Under the action of the high-voltage electric field, atoms in the gas can have more electrons, so that anions or cations are formed, high-strength active substances can be generated by discharge plasma in the water treatment process to perform chemical reaction with pollutants, wherein hydroxyl radicals have extremely strong oxidizing capability and extremely high chemical reaction speed, can quickly and indiscriminately oxidize and decompose microorganisms and pollutants in water and degrade the microorganisms and the pollutants into water, carbon dioxide, mineral salts and the like without generating disinfection byproducts;
a sewage purification stage: because the gas inlet 105 has continuous gas flowing to the ion generator 103, the electrolyzed plasma gas flows into the sewage along the reaction pipe, at this time, the rotating motor 205 of the mixing reaction assembly 204 drives the rotating shaft 207 to rotate through the coupling 2061, the mixing plate 208 also rotates along with the rotation of the rotating shaft 207, the sewage in the water storage reaction part 201 of the water purification reaction box 2 is in a rolling state under the rotation action of the rotating shaft 207, the sewage can be in more sufficient contact with the plasma gas, the reaction efficiency is greatly improved, and the redundant gas which does not react with the sewage is discharged from the gas outlet 214;
and (3) a purified water discharge stage: after the water quality detector 216 detects that the purification degree of the sewage reaches the standard, the mixed reaction assembly 204 and the discharge device 1 stop working, the sealing valve 217 is opened, the purified water flows through the filter screen 211, impurities in the water are separated out by the filter screen 211 and are left on the filter screen 211, and a certain space is left between the filter screen 211 and the sealing valve 217, so that the purified water flows out conveniently; secondly, conveniently save impurity, after the impurity reaches certain degree in the filter screen, open and trade the net door 210, take out filter screen 211 and change or clear up, the water after the purification is flowed out by delivery port 212.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It is to be noted that, in the present invention, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features of the utility model described herein.
Claims (10)
1. The utility model provides a low temperature plasma sewage treatment plant, includes discharge device (1) and water purification reaction box (2), discharge device (1) one end is connected its characterized in that through reaction tube (3) with water purification reaction box (2): the water purification device is characterized in that flow increasing plates (101) are fixedly arranged at the upper end and the lower end inside the discharging device (1), high-voltage discharge needle electrodes (102) distributed in a gradient manner are fixedly arranged between the flow increasing plates (101), two parts are arranged in the water purification reaction box (2), a water storage reaction part (201) is arranged at the upper end of the water purification reaction box, a precipitate filtering part (202) is arranged at the lower end of the water purification reaction box, the water storage reaction part (201) and the precipitate filtering part (202) are separated through an anti-corrosion plate (203), and a mixed reaction component (204) is arranged in the water storage reaction part (201).
2. The low-temperature plasma sewage treatment apparatus according to claim 1, wherein: the discharge device (1) comprises an ion generator (103) and an insulating cylinder (104), wherein the ion generator (103) is arranged in the insulating cylinder (104), the current increasing plate (101) is arranged at the upper end and the lower end of the ion generator (103), one end of the ion generator (103) is provided with an air inlet (105), and the other end of the ion generator is connected with the reaction tube (3) so as to transmit active particles generated after ionization.
3. The low-temperature plasma sewage treatment apparatus according to claim 1, wherein: the high-voltage discharge needle electrodes (102) grow from left to right in sequence according to gradient, and a gap is reserved between the longest high-voltage discharge needle electrode (102) and a metal plate arranged at the lower end.
4. The low-temperature plasma sewage treatment apparatus according to claim 1, wherein: mix reaction assembly (204) and include rotating electrical machines (205), shaft coupling (206), pivot (207) and mixing plate (208), the frame of rotating electrical machines (205) is fixed in on the tank wall of water storage reaction portion (201) one end, rotating electrical machines (205) one end is passed through shaft coupling (206) and is connected with pivot (207) transmission, fixed cover is equipped with mixing plate (208) on pivot (207), mixing hole (209) have been seted up on mixing plate (208).
5. The low-temperature plasma sewage treatment apparatus according to claim 1, wherein: the side end of the sediment filtering part (202) is provided with a screen replacing door (210), a filter screen (211) is inserted into a clamping groove in the sediment filtering part (202), and the side end of the sediment filtering part (202) is provided with a water outlet (212).
6. The low-temperature plasma sewage treatment apparatus according to claim 1, wherein: a water inlet (213) and an air outlet (214) are formed in the water storage reaction part (201), and a valve (215) is installed on the water inlet (213).
7. The low-temperature plasma sewage treatment apparatus according to claim 1, wherein: the water storage reaction part (201) is provided with a water quality detector (216).
8. The low-temperature plasma sewage treatment apparatus according to claim 1, wherein: the anti-corrosion plate (203) is provided with a sealing valve (217), and the sealing valve (217) is an electromagnetic valve.
9. The low-temperature plasma sewage treatment apparatus according to claim 1, wherein: the insulating cylinder (104) and the anti-corrosion plate (203) are both made of organic glass.
10. The low-temperature plasma sewage treatment apparatus according to claim 1, wherein: the flow increasing plate (101) is cast by metal into an integrally formed structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121454324.4U CN216073399U (en) | 2021-06-29 | 2021-06-29 | Low-temperature plasma sewage treatment device |
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| CN202121454324.4U CN216073399U (en) | 2021-06-29 | 2021-06-29 | Low-temperature plasma sewage treatment device |
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| CN216073399U true CN216073399U (en) | 2022-03-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114526532A (en) * | 2022-04-24 | 2022-05-24 | 北京福乐云数据科技有限公司 | Air sterilizing equipment and active fog ion generating device thereof |
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- 2021-06-29 CN CN202121454324.4U patent/CN216073399U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114526532A (en) * | 2022-04-24 | 2022-05-24 | 北京福乐云数据科技有限公司 | Air sterilizing equipment and active fog ion generating device thereof |
| CN114526532B (en) * | 2022-04-24 | 2022-07-05 | 北京福乐云数据科技有限公司 | Air sterilizing equipment and active fog ion generating device thereof |
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