CN212188550U

CN212188550U - Harmful gas processing apparatus for environmental protection engineering

Info

Publication number: CN212188550U
Application number: CN202020546859.3U
Authority: CN
Inventors: 刘�文
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-22
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a harmful gas processing apparatus for environmental protection engineering relates to harmful gas filtration equipment technical field. The utility model comprises a reaction box, a first filtering unit and a purifying unit are arranged in the reaction box in sequence, and a power unit is connected outside the reaction box, wherein the first filtering unit is used for primarily filtering harmful gases; the purification unit is used for purifying the harmful gas filtered by the first filtering unit, and the power unit is used for sucking out the purified air. The utility model has the advantages of high purification efficiency, good purification effect and low use cost.

Description

Harmful gas processing apparatus for environmental protection engineering

Technical Field

The utility model relates to a harmful gas filtration equipment technical field, concretely relates to harmful gas processing apparatus for environmental protection engineering.

Background

The environmental protection project is a project specifically made for environmental protection, which is based on a group of thought targets and related scientific knowledge and technical means, and solves the problem of environmental pollution through organized activities of a group of people, and the contents of the environmental protection project mainly comprise an atmospheric pollution prevention project, a water pollution prevention project, a solid waste treatment and utilization project, a noise control project and the like. Of these, the control of harmful gas treatment is particularly important. The existing harmful gas treatment device is complex in structure and large in manufacturing cost, and can realize a certain purification effect by frequently adopting the continuous circulation of harmful gas in the treatment device, so that the purpose of purifying air is realized, but the defects of extremely high use cost and low treatment efficiency are also caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems existing in the prior art, the utility model provides a harmful gas treatment device for environmental protection engineering.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the harmful gas treatment device for the environmental protection engineering comprises a reaction box, wherein a first filtering unit and a purifying unit are sequentially arranged in the reaction box, and a power unit is also connected outside the reaction box; the first filtering unit is used for primarily filtering harmful gases; the purification unit is used for purifying the harmful gas filtered by the first filtering unit; and the power unit is used for sucking out the purified air.

Further, the purification unit includes: a plurality of parallel and equally spaced conductive plates for attracting oppositely charged gas ions; a charging plate disposed between adjacent conductive plates for forming an electrostatic field between the conductive plates and the charging plate to charge air within the electrostatic field; a purified liquid film forming unit for forming a purified liquid film on the surface of the conductive plate; and a circulation unit connected to the purification liquid film forming unit, filtering the purification liquid flowing down from the surface of the conductive plate after reacting with the toxic gas, and supplying the filtered purification liquid to the purification liquid film forming unit. After the air containing harmful gas enters the purification unit, the air containing harmful gas is charged in the electrostatic field through the electrostatic field generated between the charging plate and the conductive plate and moves directionally, the air is adsorbed by the purification membrane generated by the purification liquid membrane forming unit in the process of directional movement, and sufficient chemical reaction occurs, so that the toxic gas is effectively filtered, the air flows to the circulation unit along with the purification membrane after reaction, the circulation unit is used for filtering the purification liquid after reaction with the toxic gas, and then the filtered purification liquid is provided for the purification liquid membrane forming unit, so that the circulation operation is realized, and the use cost is greatly reduced.

Further, the purified liquid film forming unit includes an infusion tube provided below the first filter unit, the infusion tube being communicated with nozzles corresponding to the respective conductive plates, and an ejection port of each of the nozzles being directed toward a surface of the corresponding conductive plate. The spraying port of the nozzle faces the surface of the corresponding conductive plate, a purification film can be effectively formed, meanwhile, the angle between the liquid outlet route of the nozzle and the conductive plate needs to be proper, if the angle is too large, the liquefied film is easy to splash from the conductive plate to the charging plate, so that the whole charging point process is influenced, and if the angle is too small, the condition of forming the liquefied film on the conductive plate cannot be met, or the formed liquefied film cannot be fully contacted with air containing harmful gas and can be subjected to chemical reaction.

Furthermore, the nozzles are arranged on the two side faces of the conductive plate and are opposite to the conductive plate. The space of the both sides of the current-conducting plate is effectively utilized, and the space utilization rate is improved, so that the practicability is improved.

Furthermore, a plurality of infusion tubes are provided, the central lines of the infusion tubes are perpendicular to the plane of the conductive plate, and each infusion tube is provided with a nozzle corresponding to the conductive plate. The liquefied film that lets form is fully covered with whole current conducting plate surface to realize the make full use of to the space on whole current conducting plate both sides surface, improve purifying effect.

Furthermore, the circulating unit comprises a liquid inlet pipe and a purified liquid tank, one end of the liquid inlet pipe is communicated with the liquid conveying pipe, the other end of the liquid inlet pipe is communicated with the purified liquid tank, and a pump body is arranged on the liquid inlet pipe and used for conveying the purified liquid in the purified liquid tank into the liquid conveying pipe; the purifying liquid tank is positioned under the conductive plate and used for collecting the purifying liquid flowing down from the surface of the conductive plate and reacting with the toxic gas.

Furthermore, a section of the liquid inlet pipe located inside the purifying liquid tank is internally provided with a filtering layer which is used for filtering out impurities generated by chemical reaction between the purifying liquid and harmful gases.

Further, the purified liquid groove is connected with a detection kit, and the detection kit is used for detecting the concentration of the purified liquid in the purified liquid groove. The detection kit can detect the concentration of the purifying liquid in the purifying liquid tank, so that the instant purifying degree is judged, and whether the air containing the toxic gas can be continuously purified or not is further judged.

Further, the power unit comprises an air pump and a second filtering unit, wherein the air inlet end of the air pump is communicated with the inside of the reaction box, the communication position of the air pump is located between the conductive plate and the purification liquid tank, and the second filtering unit is arranged at the air outlet end of the air pump. When power pack started, power pack can let the inside air of reaction box flow faster to improve the work efficiency of whole reaction box, the inlet end of air pump also is provided with filtration simultaneously, prevents that during purifying liquid or all the other impurities are inhaled the air pump, the second filter unit can carry out final treatment to the air simultaneously, thereby effectively improves purifying effect.

Further, the first filtering unit comprises a first flow equalizing plate, an active carbon adsorption layer and a second flow equalizing plate which are sequentially arranged; the first flow equalizing plate is used for equalizing sucked air containing harmful gas to the activated carbon adsorption layer, and the second flow equalizing plate is used for equalizing the harmful gas primarily filtered by the activated carbon adsorption layer to the purification unit.

The working principle is as follows: firstly, the circulation unit is opened to ensure that a nozzle of the purifying liquid film forming unit sprays purifying liquid on the conductive plate and forms a continuously flowing purifying liquid film on the surface of the conductive plate, at the moment, the power unit is opened, then air containing harmful gas is conveyed into the reaction box, the air containing harmful gas firstly passes through the first flow equalizing plate, the air containing harmful gas uniformly enters the activated carbon adsorption layer by the first flow equalizing plate and then enters the second flow equalizing plate by the activated carbon adsorption layer, the air containing harmful gas more uniformly enters the electrostatic field by the second flow equalizing plate, after the air enters the electrostatic field, the air is charged and attracted by the conductive plate, so as to be fully contacted with the formed purifying liquid film, and the targeted purifying liquid and the harmful gas in the air are subjected to chemical reaction, so that the harmful gas is effectively purified, at the moment, the air passing through the electrostatic field is effectively purified, the air in the reaction box is sucked out by the power unit, and the air can be exhausted to the outside atmosphere after being processed by the second filtering unit.

The utility model has the advantages as follows:

1. the utility model discloses utilize first filter unit and purification unit to carry out disposable processing to the air that contains harmful gas, do not adopt circulation to handle harmful gas's mode to reduce use cost, improve and purify harmful gas efficiency.

2. The utility model discloses flow to circulation unit along with the purifying membrane after the reaction, let circulation unit filter the purifying liquid after reacting with toxic gas, then provide purifying liquid membrane formation unit to the purifying liquid after the filtration to realize circulation operation, greatly reduced use cost.

3. The utility model discloses current conducting plate both sides face all has the nozzle is rather than just, effectively utilizes the space of current conducting plate both sides, has improved space utilization to the practicality has been improved.

4. The utility model discloses let the liquefaction membrane of formation fully be covered with whole current conducting plate surface to the realization improves purifying effect to the make full use of in the space on whole current conducting plate both sides surface.

5. The utility model discloses a detect reagent box can detect the scavenging solution concentration in the scavenging solution inslot to judge the instant degree of purifying, and further judge whether can continue to purify the air that contains the poison gas, thereby improved the practicality and the scientificity of whole device.

6. The utility model discloses a when the power pack starts, can let the inside air of reaction box flow faster to improve the work efficiency of whole reaction box, the inlet end of air pump also is provided with filtration simultaneously, prevents that purifying liquid or all the other impurities from being carried out final treatment to the air in by the air intake pump, the second filter unit can carry out final treatment simultaneously, thereby effectively improves purifying effect.

Drawings

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

3 FIG. 3 2 3 is 3 a 3 cross 3- 3 sectional 3 view 3 of 3 the 3 structure 3 of 3 A 3- 3 A 3 of 3 FIG. 3 1 3 according 3 to 3 the 3 present 3 invention 3; 3

FIG. 3 is an enlarged view of the structure of FIG. 1 at B;

reference numerals:

1. a reaction box; 2. a first filter unit; 3. a purification unit; 4. a power unit; 5. a conductive plate; 6. a charge plate; 7. an activated carbon adsorption layer; 8. a second flow equalizing plate; 9. a transfusion tube; 10. a nozzle; 11. a liquid inlet pipe; 12. a purified liquid tank; 13. a pump body; 14. a filtering layer; 15. a detection kit; 16. an air pump; 17. a second filter unit; 18. a first flow equalizing plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-3, a harmful gas treatment device for environmental protection engineering comprises a reaction box 1, a first filtering unit 2 and a purifying unit 3 are sequentially arranged in the reaction box 1, and a power unit 4 is connected outside the reaction box 1; wherein, the first filtering unit 2 is used for preliminary filtering harmful gas; the purification unit 3 is used for purifying the harmful gas filtered by the first filtering unit 2; and the power unit 4 is used for sucking out the air after the purification treatment.

In this embodiment, the first filtering unit 2 and the purifying unit 3 are used to process the air containing harmful gas at one time, and the method of circularly processing the harmful gas is not adopted, so that the use cost is reduced, and the efficiency of purifying the harmful gas is improved.

Specifically, the purification unit 3 includes: a plurality of conductive plates 5 parallel to each other and spaced apart at equal intervals for attracting gas ions of opposite charges; a charging plate 6 disposed between the adjacent conductive plates 5 for forming an electrostatic field between it and the conductive plates 5 to charge air within the electrostatic field; a purified liquid film forming unit for forming a purified liquid film on the surface of the conductive plate 5; and a circulation unit connected to the purification liquid film forming unit, filtering the purification liquid flowing down from the surface of the conductive plate 5 after reacting with the toxic gas, and supplying the filtered purification liquid to the purification liquid film forming unit.

In this embodiment, after the air containing harmful gas enters the purifying unit 3, the air containing harmful gas is charged in the electrostatic field through the electrostatic field generated between the charging plate 6 and the conductive plate 5 and moves directionally, and is adsorbed by the purifying film generated by the purifying film forming unit in the process of directional movement, and sufficient chemical reaction occurs, so that the toxic gas is effectively filtered, and the air flows to the circulating unit along with the purifying film after reaction, so that the circulating unit filters the purifying liquid after reaction with the toxic gas, and then the filtered purifying liquid is supplied to the purifying film forming unit, thereby realizing the circulating operation and greatly reducing the use cost.

Specifically, the purified liquid film forming unit includes a liquid delivery pipe 9 provided below the first filter unit 2, and nozzles 10 corresponding to the respective conductive plates 5 are connected to the liquid delivery pipe 9, and the ejection ports of the nozzles 10 face the surfaces of the corresponding conductive plates 5.

In this embodiment, the nozzle 10 has a discharge port facing the surface of the conductive plate 5 corresponding thereto, so that a purification film can be formed efficiently, and the angle between the discharge path of the nozzle 10 and the conductive plate 5 needs to be appropriate, and if the angle is too large, the liquefied film is easily splashed from the conductive plate 5 to the charging plate 6, so that the entire charge point process is affected, and if the angle is too small, the condition for forming the liquefied film on the conductive plate 5 cannot be satisfied, or the formed liquefied film cannot sufficiently contact air containing a harmful gas and undergo a chemical reaction.

Furthermore, the two side surfaces of the conductive plate 5 are provided with nozzles 10 which are opposite to the conductive plate.

In this embodiment, the space on both sides of the conductive plate 5 is effectively utilized, and the space utilization ratio is improved, thereby improving the practicability.

Furthermore, a plurality of infusion tubes 9 are provided, the central line of the infusion tube 9 is perpendicular to the plane of the conductive plate 5, and each infusion tube 9 is provided with a nozzle 10 corresponding to the conductive plate 5.

In this embodiment, the formed liquefied film is fully distributed on the surface of the whole conductive plate 5, so that the spaces on the surfaces of both sides of the whole conductive plate 5 are fully utilized, and the purification effect is improved.

Specifically, the circulation unit comprises a liquid inlet pipe 11 and a purified liquid tank 12, one end of the liquid inlet pipe 11 is communicated with the liquid conveying pipe 9, the other end of the liquid inlet pipe 11 is communicated with the purified liquid tank 12, and a pump body 13 is arranged on the liquid inlet pipe 11 and used for conveying the purified liquid in the purified liquid tank 12 into the liquid conveying pipe 9; wherein, the purifying liquid tank 12 is located under the conductive plate 5 and is used for collecting the purifying liquid which flows down from the surface of the conductive plate 5 and reacts with the toxic gas.

Specifically, a section of the liquid inlet pipe 11 located inside the purified liquid tank 12 is provided with a filtering layer 14 for filtering out impurities generated by chemical reaction between the purified liquid and the harmful gas.

Specifically, the purified liquid tank 12 is connected with a detection kit 15, and the detection kit 15 is used for detecting the concentration of the purified liquid inside the purified liquid tank 12.

In this embodiment, the detection kit 15 can detect the concentration of the purified liquid in the purified liquid tank 12 to determine the instantaneous purification degree, and further determine whether the purification of the air containing toxic gas can be continued.

Specifically, the power unit 4 comprises an air pump 16 and a second filtering unit 17, wherein an air inlet end of the air pump 16 is communicated with the inside of the reaction box 1, the communication position of the air inlet end is positioned between the conductive plate 5 and the purified liquid tank 12, and the second filtering unit 17 is arranged at an air outlet end of the air pump 16.

In this embodiment, when power unit 4 starts, power unit 4 can let the inside air of reaction box 1 flow faster to improve the work efficiency of whole reaction box 1, the inlet end of air pump 16 also is provided with filtration simultaneously, prevents that purifying liquid or all the other impurities from being inhaled in air pump 16, and second filter unit 17 can carry out final treatment to the air simultaneously, thereby effectively improves purifying effect.

Specifically, the first filtering unit 2 comprises a first flow equalizing plate 18, an activated carbon adsorption layer 7 and a second flow equalizing plate 8 which are arranged in sequence; the first flow equalizing plate 18 is used for equalizing the sucked air containing harmful gas to the activated carbon adsorption layer 7, and the second flow equalizing plate 8 is used for equalizing the harmful gas primarily filtered by the activated carbon adsorption layer 7 to the purification unit 3.

The working principle is as follows: firstly, the circulation unit is opened to ensure that the nozzle 10 of the purifying liquid film forming unit sprays the purifying liquid on the conductive plate 5 and forms a continuously flowing purifying liquid film on the surface of the conductive plate 5, at the moment, the power unit 4 is opened, then the air containing the harmful gas is conveyed into the reaction box 1, the air containing the harmful gas firstly passes through the first flow equalizing plate 18, the air containing the harmful gas uniformly enters the activated carbon adsorption layer 7 through the first flow equalizing plate 18 and then enters the second flow equalizing plate 8 after passing through the activated carbon adsorption layer 7, the air containing the harmful gas more uniformly enters the electrostatic field through the second flow equalizing plate 8, after the air enters the electrostatic field, the air is charged and attracted by the conductive plate 5, so as to be fully contacted with the formed purifying liquid film, and the targeted purifying liquid and the harmful gas in the air are subjected to chemical reaction, so as to effectively purify the harmful gas, at the moment, the air after passing through the targeted purifying liquid film is effectively purified, the air in the reaction box 1 is sucked out by the power unit 4, and the air is finally processed by the second filtering unit 17 and can be discharged to the external atmosphere.

Claims

1. The harmful gas treatment device for the environmental protection engineering comprises a reaction box and is characterized in that a first filtering unit and a purifying unit are sequentially arranged in the reaction box, and a power unit is connected to the outside of the reaction box; the first filtering unit is used for primarily filtering harmful gases; the purification unit is used for purifying the harmful gas filtered by the first filtering unit; and the power unit is used for sucking out the purified air.

2. The harmful gas treatment apparatus for environmental protection engineering according to claim 1, wherein the purification unit includes: a plurality of parallel and equally spaced conductive plates for attracting oppositely charged gas ions; a charging plate disposed between adjacent conductive plates for forming an electrostatic field between the conductive plates and the charging plate to charge air within the electrostatic field; a purified liquid film forming unit for forming a purified liquid film on the surface of the conductive plate; and a circulation unit connected to the purification liquid film forming unit, filtering the purification liquid flowing down from the surface of the conductive plate after reacting with the toxic gas, and supplying the filtered purification liquid to the purification liquid film forming unit.

3. The apparatus for treating a harmful gas for environmental protection engineering according to claim 2, wherein the purified liquid film forming unit includes an infusion tube provided below the first filter unit, the infusion tube being communicated with nozzles corresponding to the respective conductive plates, and an ejection port of each nozzle faces a surface of the corresponding conductive plate.

4. The apparatus as claimed in claim 3, wherein the nozzles are disposed on both sides of the conductive plate.

5. The apparatus for treating harmful gas for environmental protection engineering according to claim 3, wherein the number of the infusion tubes is plural, the central line of the infusion tube is perpendicular to the plane of the conductive plate, and each infusion tube is provided with a nozzle corresponding to the conductive plate.

6. The apparatus for treating harmful gas for environmental protection engineering according to claim 3, wherein the circulation unit includes a liquid inlet pipe and a purified liquid tank, the liquid inlet pipe has one end connected to the liquid transport pipe and the other end connected to the purified liquid tank, and a pump is disposed on the liquid inlet pipe for transporting the purified liquid in the purified liquid tank to the liquid transport pipe; the purifying liquid tank is positioned under the conductive plate and used for collecting the purifying liquid flowing down from the surface of the conductive plate and reacting with the toxic gas.

7. The apparatus of claim 6, wherein a filter layer is disposed in a section of the liquid inlet pipe inside the liquid tank for filtering out impurities generated by chemical reaction between the liquid and the harmful gas.

8. The harmful gas treatment device for environmental protection engineering according to claim 6, wherein the purification solution tank is connected with a detection kit for detecting the concentration of the purification solution inside the purification solution tank.

9. The harmful gas treatment device for environmental protection engineering according to claim 6, wherein the power unit comprises an air pump and a second filtering unit, an air inlet end of the air pump is communicated with the inside of the reaction box, a communication position of the air pump is located between the conductive plate and the purification liquid tank, and the second filtering unit is arranged at an air outlet end of the air pump.