CN113087224A

CN113087224A - Environment-friendly equipment for chemical wastewater purification and purification method thereof

Info

Publication number: CN113087224A
Application number: CN202110508769.4A
Authority: CN
Inventors: 王世超; 王晓红
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-07-09

Abstract

The invention relates to the technical field of water purification equipment, in particular to environment-friendly equipment for purifying chemical wastewater and a purification method thereof. It includes sewage purification case and connects the inlet tube that is used for getting into sewage at sewage purification case top, sewage purification case right side is connected with the gas purification device, in this environmental protection equipment for chemical industry waste water purification and purification method, the sewage purification case that sets up, get into sewage through the water inlet, and add the sewage treatment medicament, five dwangs rotate simultaneously, make the stirring leaf stir sewage, accelerate the reaction between medicine and the sewage, simultaneously can accelerate giving off of foul gas in the waste water, the gas purification device of setting, foul gas circulates to the gas purification intracavity portion by the connecting pipe, and continuously rise through outlet port air pump work, when through a filter plate, No. two filter plates, No. three filter plates, can carry out multilayer purification to foul gas during No. four filter plates, waste gas treatment's problem among the sewage treatment has been solved.

Description

Environment-friendly equipment for chemical wastewater purification and purification method thereof

Technical Field

The invention relates to the technical field of water purification equipment, in particular to environment-friendly equipment for purifying chemical wastewater and a purification method thereof.

Background

Along with the increasing severity of environmental problems, the pollution of treated water becomes more important to environmental management, the existing chemical plants discharge substandard waste water for respective benefits, the waste water in chemical production contains a large amount of harmful substances, and the waste water can be discharged after being treated;

handle chemical industry waste water among the prior art and usually can add the neutralizer to the waste water to with the toxic substance reaction formation precipitate in the waste water, carry out filtration treatment again, reach waste water detoxification then, but can't handle the waste gas in the waste water, lead to gaseous through the outlet to discharge to the air in, equally can cause harm to the human body, consequently, need a neotype environmental protection equipment for chemical industry waste water purification to improve the not enough of prior art.

Disclosure of Invention

The invention aims to provide environmental protection equipment for purifying chemical wastewater and a purification method thereof, so as to solve the problems in the background technology.

In order to achieve the above purpose, one of the purposes of the invention is to provide environmental protection equipment for chemical wastewater purification, which comprises a wastewater purification box and a water inlet pipe connected to the top end of the wastewater purification box and used for entering wastewater, wherein the right side of the wastewater purification box is connected with a gas purification device;

the sewage purification box is characterized in that a sewage cavity is formed in the sewage purification box, a water inlet for entering sewage is formed in the top end of the sewage cavity, water outlets for discharging purified water are formed in the left side of the bottom end of the sewage cavity, two water outlets are formed in the sewage cavity, rotating heads arranged on the front side and the rear side of an inner wall are used for rotatably connecting rotating rods, five rotating rods are arranged, the rotating rods are arranged in an M shape, a plurality of stirring blades are arranged on the surface of each rotating rod, the stirring blades are conveniently driven to stir the sewage by rotating the rotating rods, and the effect of accelerating purification is achieved;

when the sewage purification box is used specifically, firstly, sewage enters through the water inlet, when the sewage enters four fifths of the volume of the sewage cavity, sewage treatment agents such as cationic polyacrylamide, a polymeric flocculant, polyaluminium chloride, PAC, alkali and the like are added, then, the five rotating rods are driven to rotate simultaneously through the driving device, the rotating rods rotate to drive the stirring blades to stir the sewage, so that the reaction between the medicines and the sewage is accelerated, and after the sewage purification work is finished, purified water can be discharged through the water outlet.

The air purifying device at least comprises an air purifying box, an air purifying cavity is arranged in the air purifying box, the air purifying cavity is fixedly connected with a connecting pipe through an air inlet hole arranged on the left side of the bottom end, the left end of the connecting pipe is fixedly connected with an air inlet air pump, the top surface of the sewage purification box is provided with an air outlet, the connecting pipe at the left end of the air inlet air pump is fixedly connected with the air outlet, the working of the air pump at the air inlet is convenient for discharging the dirty air in the sewage cavity into the clean air cavity, the clean air cavity is internally provided with a first filter plate, the filter core of the first filter plate is a wire mesh, the filter is used for filtering metal substances in the polluted gas, the gas purifying cavity is positioned above the first filter plate and is provided with a second filter plate, the filter element of the second filter plate is activated carbon, the air purifying device is used for filtering microorganisms in air, and a purified air outlet used for exhausting air is formed in the top end of the purified air cavity.

When the air purification box is used specifically, firstly, the air inlet air pump is connected with a power supply to work, the air inlet air pump works to drive the connecting pipe to pump out dirty air from the air outlet hole to the interior of the sewage cavity, the dirty air flows to the interior of the air purification cavity through the connecting pipe and continuously rises, metal substances in the dirty air can be removed when the dirty air passes through the first filter plate, harmful microorganisms in the dirty air can be removed when the dirty air passes through the second filter plate, and finally, the clean air is formed and discharged through the clean air outlet.

As the further improvement of this technical scheme, sewage purification case rear surface is equipped with protecting sheathing, the inside rim plate that is equipped with of protecting sheathing, the dwang runs through sewage purification case with rim plate fixed connection, five rotate through the belt between the rim plate and connect, rotate through one of them rim plate, be convenient for drive five dwangs and rotate simultaneously.

As a further improvement of the technical scheme, the protective housing rear surface bottom center department is equipped with the mount pad, mount pad internally mounted has the motor, the output shaft of motor runs through protective housing with be located the middle below rim plate fixed connection is through motor work, is convenient for drive between the rim plate and rotates to drive the dwang and rotate.

As a further improvement of the technical scheme, the inlet tube is fixed in inside the water inlet, the inside lumen of having seted up of inlet tube is convenient for get into sewage and medicine, the inside bottom of lumen is connected with the plectane, the plectane radius with the radius of lumen is the same, is convenient for carry out preliminary filtration to getting into sewage chamber sewage, removes the bulky debris in the sewage.

As a further improvement of the technical scheme, the left side and the right side of the top surface of the circular plate are provided with the sliding rods, the sliding rods slide along the inner wall of the tube cavity, the circular plate can be conveniently driven to slide out of the tube cavity, sundries can be cleaned, the left side and the right side of the tube cavity are provided with the fixing grooves, the sliding rods are of L-shaped structures, the top ends of the sliding rods are in plug-in fit with the fixing grooves, and the effect of supporting the circular plate is achieved.

As a further improvement of the technical scheme, the sliding rod top one side fixedly connected with pulls the piece, the pulling piece laminate in the outer wall of inlet tube is convenient for pull the plectane, the top of inlet tube articulates there is sealing door, is convenient for seal the sewage chamber, simultaneously pull the piece with the nature of revealing of being connected between sliding rod and the fixed slot has been got rid of in the laminating of sealing door.

As the further improvement of this technical scheme, the clean gas intracavity position in No. one the filter plate with install No. three filter plates and No. four filter plates between No. two filter plates, No. four filter plates are located the top of No. three filter plates, No. three filter plates are the coarse stone filter core, No. four filter plates are the fine stone filter core, and further promotion is to the effect that the foul gas purifies, the gas outlet is installed on clean gas export top, is convenient for bleed to clean gas intracavity portion for gas evolution's efficiency.

As a further improvement of the technical scheme, the air purification box is provided with a plurality of, is convenient for promote air purification efficiency, the air purification device still comprises a base, the base is through the connection leg fixedly connected with mounting panel that top surface four corners department was equipped with, a plurality of installing port has been seted up to the mounting panel is inside, the air purification box is fixed in inside the installing port, be convenient for support the air purification box.

As a further improvement of the technical scheme, a sewage draining outlet is formed in the bottom end of the air purifying cavity, filtered impurities are convenient to discharge, a sewage groove located under the sewage draining outlet is formed in the base, sewage is convenient to collect, and the right end of the sewage groove is hinged to a closing door, so that collected sewage is convenient to clean.

The invention also aims to provide the environmental protection equipment for purifying the chemical wastewater and the purification method thereof, wherein the environmental protection equipment for purifying the chemical wastewater comprises any one of the following steps:

s1, opening the sealing door, pouring sewage into the sealing door, filtering the sewage by a filter screen, and removing large-volume impurities in the sewage;

s2, pulling the pulling block upwards to draw out the circular plate upwards, cleaning the filtered impurities, then putting the medicine into the sewage cavity, then putting the circular plate in and covering the sealing door;

s3, driving the rotating rod to rotate through the work of the motor, so that the stirring blades stir the sewage, fully mixing the medicines with the sewage and emitting foul air;

s4, pumping out dirty air in the sewage cavity through the working of the air pump at the air inlet, and flowing into the clean air cavity through the connecting pipe;

s5, working through an air pump at an air outlet, enabling air inside the purified air cavity to flow upwards, filtering through a first filter plate, a second filter plate, a third filter plate and a fourth filter plate to form purified air, and then discharging the purified air through a purified air outlet;

s6, enabling sundries filtered by the gas to fall into the dirt groove from the dirt discharge port, and opening the closing door to clean the dirt;

and S7, in the step, purifying the sewage is completed at the same time, and the purified water is discharged through a water outlet.

Compared with the prior art, the invention has the beneficial effects that:

1. in the environmental protection equipment for chemical wastewater purification and the purification method thereof, the sewage purification box is arranged to enter sewage through the water inlet, and sewage treatment agents such as cationic polyacrylamide, polymeric flocculant, polyaluminium chloride, PAC and alkali are added, and then the sewage purification box rotates simultaneously through five rotating rods, so that the stirring blades stir the sewage, the reaction between the medicines and the sewage is accelerated, and the emission of foul gas in the wastewater can be accelerated.

2. In the environmental protection equipment for chemical wastewater purification and the purification method thereof, the arranged gas purification device drives the connecting pipe to pump out foul gas to the interior of the sewage cavity through the work of the air pump at the air inlet, the foul gas flows to the interior of the gas purification cavity through the connecting pipe and continuously rises through the work of the air pump at the air outlet, when the sewage is processed through the first filter plate, the second filter plate, the third filter plate and the fourth filter plate, the foul gas can be subjected to multi-layer purification, and the problem of waste gas treatment in sewage treatment is solved.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic view showing the structure of a sewage purifying tank according to embodiment 1;

FIG. 3 is a schematic structural view of a sewage chamber according to example 1;

FIG. 4 is a schematic view showing a rotating lever structure according to embodiment 1;

FIG. 5 is a schematic view of the structure of a stirring vane in example 1;

FIG. 6 is a schematic view of the structure of the air purifier according to embodiment 1;

FIG. 7 is a schematic view of the structure of a clean air box according to embodiment 1;

FIG. 8 is a schematic view of the structure of a base according to embodiment 1;

FIG. 9 is a schematic view of the structure of the water inlet pipe according to embodiment 1;

FIG. 10 is a schematic view of the circular plate structure of example 1.

The various reference numbers in the figures mean:

100. a sewage purification tank;

1000. a sewage chamber; 1001. a water inlet; 1002. a water outlet;

101. rotating the head; 1011. rotating the rod; 1012. stirring blades; 102. an air outlet;

110. a protective housing; 111. a wheel disc; 112. a belt;

120. a mounting seat; 121. a motor;

200. a gas purification device;

210. a gas purification box; 2100. a clean air cavity; 2101. an air inlet; 2102. a purified gas outlet; 2103. a sewage draining outlet;

211. a connecting pipe; 2111. an air inlet pump;

212. a first filter plate; 213. a second filter plate; 214. a third filter plate; 215. a fourth filter plate; 216. an air pump at the air outlet;

220. a base; 2200. a dirt groove; 2201. closing the door;

221. mounting a plate; 2210. an installation port;

300. a water inlet pipe; 301. a sealing door; 3000. a lumen; 3001. fixing grooves;

310. a circular plate; 311. filtering with a screen; 312. a slide bar; 3121. and pulling the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

Referring to fig. 1 to 10, an object of the present embodiment is to provide an environmental protection apparatus for chemical wastewater purification, which includes a wastewater purification box 100 and a water inlet pipe 300 connected to the top end of the wastewater purification box 100 for entering wastewater, wherein the right side of the wastewater purification box 100 is connected to a gas purification device 200;

the sewage purification box 100 is internally provided with a sewage cavity 1000, the top end of the sewage cavity 1000 is provided with a water inlet 1001 for entering sewage, the left side of the bottom end of the sewage cavity 1000 is provided with a water outlet 1002 for discharging purified water, two water outlets 1002 are arranged, the sewage cavity 1000 is rotatably connected with five rotating rods 1011 through rotating heads 101 arranged on the front side and the rear side of the inner wall, the five rotating rods 1011 are arranged in an M shape, the surface of each rotating rod 1011 is provided with a plurality of stirring blades 1012, and the rotating rods 1011 are rotated to conveniently drive the stirring blades 1012 to stir the sewage, so that the purification acceleration effect is realized;

when sewage purification case 100 is when specifically using in this embodiment, at first, get into sewage through water inlet 1001, when sewage enters into 1000 volumetric fifths of sewage chamber four times, add cation polyacrylamide, polymeric flocculant, polyaluminium chloride, PAC, sewage treatment medicament such as alkali, then, drive five dwang 1011 simultaneous rotations through drive arrangement, dwang 1011 rotates and drives stirring leaf 1012 and stir sewage, thereby accelerate the reaction between medicine and the sewage, after sewage purification work finishes, water purification accessible delivery port 1002 discharges.

The air purifying device 200 at least comprises an air purifying box 210, an air purifying cavity 2100 is arranged in the air purifying box 210, the air purifying cavity 2100 is fixedly connected with a connecting pipe 211 through an air inlet 2101 arranged on the left side of the bottom end, the left end of the connecting pipe 211 is fixedly connected with an air inlet air pump 2111, the top surface of the sewage purifying box 100 is provided with an air outlet 102, the connecting pipe 211 on the left end of the air inlet air pump 2111 is fixedly connected with the air outlet 102, the working of the air inlet air pump 2111 is convenient for discharging the dirty air in the dirty water cavity 1000 to the inside of the air purification cavity 2100, the first filter plate 212 is arranged in the air purification cavity 2100, the filter core of the first filter plate 212 is made of wire mesh, used for filtering metal substances in the polluted gas, the gas purifying cavity 2100 is provided with a second filter plate 213 above the first filter plate 212, the filter element of the second filter plate 213 is active carbon, the air purifying chamber 2100 is used for filtering microorganisms in air, and the top end of the air purifying chamber is provided with an air purifying outlet 2102 for exhausting air.

When the air purification box 210 is used specifically in this embodiment, first, the air inlet air pump 2111 is powered on to operate, the air inlet air pump 2111 operates to drive the connecting pipe 211 to pump out dirty air from the air outlet 102 to the interior of the sewage chamber 1000, the dirty air flows to the interior of the air purification chamber 2100 through the connecting pipe 211 and continuously rises, metal substances in the dirty air can be removed when the dirty air passes through the first filter plate 212, harmful microorganisms in the dirty air can be removed when the dirty air passes through the second filter plate 213, and finally, the clean air is discharged through the clean air outlet 2102.

In order to, sewage purification case 100 rear surface is equipped with protective housing 110, and protective housing 110 is inside to be equipped with rim plate 111, and dwang 1011 runs through sewage purification case 100 and rim plate 111 fixed connection, rotates through belt 112 between five rim plates 111 to be connected, rotates through one of them rim plate 111, is convenient for drive five dwang 1011 and rotates simultaneously.

In order to, the mounting seat 120 is arranged at the center of the bottom end of the rear surface of the protective shell 110, the motor 121 is mounted inside the mounting seat 120, an output shaft of the motor 121 penetrates through the protective shell 110 and is fixedly connected with the wheel disc 111 located below the middle of the protective shell, and the motor 121 works to drive the wheel disc 111 to rotate, so that the rotating rod 1011 is driven to rotate.

For, inside inlet tube 300 was fixed in water inlet 1001, inside lumen 3000 had been seted up to inlet tube 300, be convenient for get into sewage and medicine, the inside bottom of lumen 3000 is connected with plectane 310, plectane 310 radius is the same with the radius of lumen 3000, is convenient for carry out preliminary filtration to getting into sewage chamber 1000 sewage, removes the bulky debris in the sewage.

In order to facilitate the sliding of the sliding rod 312 on the left and right sides of the top surface of the circular plate 310, the sliding rod 312 slides along the inner wall of the tube cavity 3000 to drive the circular plate 310 to slide out of the tube cavity 3000, so as to clean impurities, the left and right sides of the tube cavity 3000 are both provided with fixing grooves 3001, the sliding rod 312 is of an L-shaped structure, the top end of the sliding rod 312 is in plugging fit with the fixing grooves 3001, and the effect of supporting the circular plate 310 is achieved.

In order to facilitate the pulling of the circular plate 310, the top end of the water inlet pipe 300 is hinged to the sealing door 301, so that the sewage chamber 1000 is sealed, and the pulling block 3121 is attached to the sealing door 301, so that the leakage between the sliding rod 312 and the fixing groove 3001 is eliminated.

In order to improve the effect of purifying the waste gas, the gas outlet air pump 216 is installed at the top end of the purified gas outlet 2102, so that the purified gas can be conveniently pumped into the purified gas cavity 2100, and the efficiency of gas evolution is accelerated.

In order, the air purification box 210 is equipped with a plurality of, is convenient for promote net gas efficiency, and air purification device 200 still includes base 220, and base 220 is through the connection leg fixedly connected with mounting panel 221 that top surface four corners department was equipped with, and a plurality of installing port 2210 has been seted up to mounting panel 221 inside, and air purification box 210 is fixed in inside the installing port 2210, is convenient for support air purification box 210.

For, drain 2103 has been seted up to net gas chamber 2100 bottom, is convenient for discharge the impurity after filtering, and base 220 is inside to be seted up and to be located filth groove 2200 under drain 2103, is convenient for collect the filth, and filth groove 2200 right-hand member articulates has closed door 2201, is convenient for clear up the filth of collecting.

Another object of this embodiment is to provide an environmental protection apparatus for chemical wastewater purification and a purification method thereof, including any one of the above environmental protection apparatuses for chemical wastewater purification, including the following steps:

s1, opening the sealing door 301, pouring sewage into the sealing door, filtering the sewage by the filter screen 311, and removing large-volume impurities in the sewage;

s2, pulling the pulling block 3121 upwards, drawing the circular plate 310 upwards, cleaning the filtered impurities, then putting the medicine into the sewage cavity 1000, then putting the circular plate 310 and covering the sealing door 301;

s3, the rotating rod 1011 is driven to rotate by the operation of the motor 121, so that the stirring blades 1012 stir the sewage, the medicines are fully mixed with the sewage, and foul gas is emitted;

s4, working through the air inlet air pump 2111, pumping out the dirty air in the sewage cavity 1000, and flowing into the clean air cavity 2100 through the connecting pipe 211;

s5, when the air pump 216 works, the air in the clean air chamber 2100 flows upward, and is filtered by the first filter plate 212, the second filter plate 213, the third filter plate 214, and the fourth filter plate 215 to form clean air, and then is discharged through the clean air outlet 2102;

s6, enabling sundries after gas filtration to fall into the dirt groove 2200 through the dirt discharge port 2103, and opening the closing door 2201 to clean the dirt;

and S7, in the step, the sewage purification is completed at the same time, and the completed purified water is discharged through the water outlet 1002.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a chemical industry is environmental protection equipment for waste water purification which characterized in that: the sewage treatment system comprises a sewage purification box (100) and a water inlet pipe (300) connected to the top end of the sewage purification box (100) and used for entering sewage, wherein the right side of the sewage purification box (100) is connected with a gas purification device (200);

the sewage purification box (100) is internally provided with a sewage cavity (1000), the top end of the sewage cavity (1000) is provided with a water inlet (1001) for entering sewage, the left side of the bottom end of the sewage cavity (1000) is provided with a water outlet (1002) for discharging purified water, the number of the water outlets (1002) is two, the sewage cavity (1000) is rotatably connected with rotating rods (1011) through rotating heads (101) arranged on the front side and the rear side of the inner wall, the number of the rotating rods (1011) is five, the five rotating rods (1011) are arranged in an M shape, and the surface of the rotating rod (1011) is provided with a plurality of stirring blades (1012);

the air purifying device (200) at least comprises an air purifying box (210), an air purifying cavity (2100) is arranged in the air purifying box (210), the air purifying cavity (2100) is fixedly connected with a connecting pipe (211) through an air inlet hole (2101) arranged on the left side of the bottom end, the left end of the connecting pipe (211) is fixedly connected with an air inlet pump (2111), the top surface of the sewage purifying box (100) is provided with an air outlet hole (102), the connecting pipe (211) at the left end of the air inlet air pump (2111) is fixedly connected with the air outlet hole (102), a first filter plate (212) is arranged in the air purifying chamber (2100), a filter element of the first filter plate (212) is an iron wire net, a second filter plate (213) is arranged above the first filter plate (212) in the air purifying cavity (2100), the filter element of the second filter plate (213) is activated carbon, and the top end of the air purification cavity (2100) is provided with an air purification outlet (2102) for exhausting air.

2. The environmental protection equipment for chemical wastewater purification according to claim 1, characterized in that: sewage purification case (100) rear surface is equipped with protecting sheathing (110), protecting sheathing (110) inside is equipped with rim plate (111), dwang (1011) run through sewage purification case (100) with rim plate (111) fixed connection, five rotate through belt (112) between rim plate (111) and connect.

3. The environmental protection equipment for chemical wastewater purification according to claim 2, characterized in that: protective housing (110) rear surface bottom center department is equipped with mount pad (120), mount pad (120) internally mounted has motor (121), the output shaft of motor (121) runs through protective housing (110) and be located middle below rim plate (111) fixed connection.

4. The environmental protection equipment for chemical wastewater purification according to claim 1, characterized in that: the water inlet pipe (300) is fixed in inside water inlet (1001), inside lumen (3000) of having seted up of water inlet pipe (300), the inside bottom of lumen (3000) is connected with plectane (310), plectane (310) radius with the radius of lumen (3000) is the same.

5. The environmental protection equipment for chemical wastewater purification according to claim 4, characterized in that: the utility model discloses a pipe fitting, including plectane (310), top surface left and right sides is equipped with slide bar (312), slide bar (312) slide with lumen (3000) inner wall, fixed slot (3001) have all been seted up to the lumen (3000) left and right sides, slide bar (312) are L type structure, just the top of slide bar (312) with fixed slot (3001) are pegged graft the cooperation.

6. The environmental protection equipment for chemical wastewater purification according to claim 5, characterized in that: slide bar (312) top one side fixedly connected with pulls piece (3121), pull piece (3121) laminate in the outer wall of inlet tube (300), the top of inlet tube (300) articulates there is sealing door (301), simultaneously pull piece (3121) with sealing door (301) laminating.

7. The environmental protection equipment for chemical wastewater purification according to claim 1, characterized in that: the inside No. three filter plates (214) and No. four filter plates (215) of being located of air purification chamber (2100) No. one filter plate (212) with install between No. two filter plates (213), No. four filter plates (215) are located the top of No. three filter plates (214), No. three filter plates (214) are the coarse stone filter core, No. four filter plates (215) are the fine stone filter core, air outlet air pump (216) are installed on net gas export (2102) top.

8. The environmental protection equipment for chemical wastewater purification according to claim 1, characterized in that: gas purification case (210) are equipped with a plurality of, gas purification device (200) still include base (220), connecting leg fixedly connected with mounting panel (221) that base (220) were equipped with through top surface four corners department, a plurality of installing port (2210) have been seted up to mounting panel (221) inside, gas purification case (210) are fixed in inside installing port (2210).

9. The environmental protection equipment for chemical wastewater purification according to claim 8, characterized in that: drain (2103) have been seted up to air purification chamber (2100) bottom, base (220) are inside to be seted up and to be located filth groove (2200) under drain (2103), filth groove (2200) right-hand member articulates there is closed door (2201).

10. An environmental protection apparatus for chemical wastewater purification and a purification method thereof, comprising the environmental protection apparatus for chemical wastewater purification of any one of claims 1 to 9, characterized in that: the method comprises the following steps:

s1, opening the sealing door (301), pouring sewage into the sealing door, and filtering the sewage by a filter screen (311) to remove large-volume impurities in the sewage;

s2, pulling the pull block (3121) upwards, drawing the circular plate (310) upwards, cleaning the filtered impurities, putting the medicine into the sewage cavity (1000), putting the circular plate (310) in the sewage cavity, and covering the sealing door (301);

s3, the motor (121) works to drive the rotating rod (1011) to rotate, so that the stirring blades (1012) stir the sewage, the medicines are fully mixed with the sewage, and foul gas is emitted;

s4, working through the air inlet air pump (2111), pumping out the dirty air in the sewage cavity (1000), and flowing into the clean air cavity (2100) through the connecting pipe (211);

s5, working through an air outlet air pump (216), enabling air inside the air purifying chamber (2100) to flow upwards, filtering through a first filter plate (212), a second filter plate (213), a third filter plate (214) and a fourth filter plate (215), forming purified air, and then discharging through a purified air outlet (2102);

s6, enabling sundries after gas filtration to fall into a dirt groove (2200) through a dirt discharge port (2103), and opening a closing door (2201) to clean the dirt;

and S7, in the step, the sewage purification is completed at the same time, and the completed purified water is discharged through a water outlet (1002).