CN214862438U - Multistage absorbing device for toxic and harmful gases in industrial wastewater - Google Patents

Abstract

A multi-stage absorption device for toxic and harmful gases in industrial wastewater relates to the technical field of waste gas treatment, and comprises a gas-liquid separation box and a purification box, wherein the left side of the gas-liquid separation box is provided with a liquid inlet pipe, the bottom of the gas-liquid separation box is provided with a liquid discharge pipe, the liquid discharge pipe is provided with a liquid discharge valve, the inner wall of the gas-liquid separation box is provided with an ultraviolet lamp, the top of the gas-liquid separation box is connected with a wind guide pipe, one end of the wind guide pipe, which is far away from the gas-liquid separation box, extends into the purification box, a coarse filter screen and a draught fan are arranged in the wind guide pipe, the top of the purification box is connected with an exhaust pipe, the purification box is filled with purification liquid, and an active carbon filter screen and a photocatalyst filter screen are sequentially arranged above the purification liquid, the utility model is beneficial to sterilizing the gases through the irradiation of the ultraviolet lamp, the active carbon filter screen can absorb and remove impurities, and the photocatalyst filter screen can decompose the harmful gases, the negative oxygen ion generator can make the air fresher, and the purification efficiency of waste gas is ensured through the multi-stage purification mode.

Description

Multistage absorbing device for toxic and harmful gases in industrial wastewater

Technical Field

The utility model relates to a waste gas treatment technical field, concretely relates to poisonous and harmful gas multistage absorption device in industrial waste water.

Background

The waste gas treatment refers to the work of pretreating waste gas generated in industrial places such as factories and workshops before the waste gas is discharged to the outside so as to reach the national standard of waste gas discharge to the outside, and the general industrial waste gas treatment comprises the aspects of organic waste gas treatment, dust waste gas treatment, acid and alkali waste gas treatment, peculiar smell waste gas treatment, air sterilization, disinfection and purification and the like.

Present waste gas adopts the adsorption process to purify mostly, and this kind of mode has good purifying effect to the waste gas of low concentration, but to high concentration waste gas, single absorption purification mode is comparatively single, and some noxious material are difficult to once only eliminate thoroughly, and purification efficiency is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a poisonous and harmful gas multistage absorption device machine in industrial waste water can solve the present waste gas that proposes in the background art and adopt the adsorption method to purify mostly, and this kind of mode has good purifying effect to the waste gas of low concentration, but to high concentration waste gas, single absorption purifying mode is comparatively single, and some noxious material are difficult to once only eliminate thoroughly, the not high technical problem of purification efficiency.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a poisonous and harmful gas multistage absorption device in industrial waste water, includes gas-liquid separation case and purifying box, the gas-liquid separation case with the purifying box communicates mutually, gas-liquid separation case left side is equipped with the feed liquor pipe, and the bottom is equipped with the fluid-discharge tube, be equipped with the flowing back valve on the fluid-discharge tube, be provided with the purple light lamp on the gas-liquid separation incasement wall, the top of gas-liquid separation case is connected with the guide duct, the one end that the gas-liquid separation case was kept away from to the guide duct extends to the purifying box in, be equipped with coarse filtration net and draught fan in the guide duct, the purifying box top is connected with the blast pipe, the purifying box is annotated and is had the scavenging solution, the scavenging solution top has set gradually active carbon filter screen and photocatalyst filter screen, purifying box one side still is equipped with fluid infusion mouth, and the bottom is equipped with the atmospheric valve.

In the technical scheme, a liquid inlet pipe is connected with a waste discharge port of equipment, waste water enters a gas-liquid separation box through the liquid inlet pipe to separate waste gas from the waste water, the waste water is discharged from a liquid discharge pipe by opening a liquid discharge valve at the bottom of the gas-liquid separation box to be further purified, the waste gas is irradiated by an ultraviolet lamp to be sterilized and finally enters the purification box through a wind guide pipe, impurities mixed in the gas can be filtered out by a coarse filter screen in the wind guide pipe, a draught fan can accelerate the flow of the waste gas, and the purification efficiency is improved; the waste gas enters the purifying box and then is mixed with the purifying liquid, the purified gas is adsorbed by the activated carbon filter screen to remove impurities, and harmful gas is decomposed by the photocatalyst filter screen, so that the purifying efficiency of the waste gas is ensured by the multi-stage purifying mode; after the purifying tank is used for a period of time, the purifying liquid needs to be replaced, the emptying valve is opened to empty the purifying liquid in the purifying tank, and then the purifying liquid is added from the liquid supplementing port for use.

Preferably, first rectangular channel and second rectangular channel have been seted up on the lateral wall of purifying box, the width of first rectangular channel and second rectangular channel all with the lateral wall width of purifying box equals, be equipped with first slide and second slide on the purifying box inner wall, first slide with first rectangular channel meets, the second slide with the second rectangular channel meets.

Preferably, the active carbon filter screen sets up in first rectangular channel, the active carbon filter screen outside is provided with first fixed frame, first fixed frame bottom be equipped with first slide matched with first slider.

Preferably, the photocatalyst filter screen is arranged in a second rectangular groove, a second fixing frame is arranged on the outer side of the photocatalyst filter screen, and a second sliding block matched with the second sliding way is arranged at the bottom of the second fixing frame.

Among the above technical scheme, through setting up active carbon filter screen and photocatalyst filter screen and purifying box lateral wall sliding connection, conveniently clear up or change the filter screen.

Preferably, still be equipped with negative oxygen ion generator in the purifying box, negative oxygen ion generator sets firmly on the purifying box inner wall and is located the top of photocatalyst filter screen, and the anion that negative oxygen ion generator produced enables the gas after the purification fresher more.

Preferably, the bottom of the purifying box is provided with a motor, an output shaft of the motor penetrates through the bottom of the purifying box and is connected with fan blades, and the fan blades are driven to rotate by the motor at the bottom of the purifying box, so that the decomposition of the waste gas and the purifying liquid in a fusion manner is accelerated.

Compared with the prior art, the beneficial effects of the utility model are that:

1. do benefit to the disinfection of disinfecting to gas through setting up the purple light lamp, the edulcoration can be adsorbed to the active carbon filter screen, and the photocatalyst filter screen can decompose harmful gas, and negative oxygen ion generator can make the air fresher more, through this kind of multistage purification mode, guarantees the purification efficiency of waste gas.

2. Through setting up motor and flabellum, do benefit to and accelerate waste gas and purifying liquid amalgamation, improve purification efficiency.

3. Through with active carbon filter screen and photocatalyst filter screen sliding connection inside the purifying box, do benefit to later stage clearance or change.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a schematic view of the overall structure of a multistage absorption device for toxic and harmful gases in industrial wastewater according to the present invention;

fig. 2 is the utility model provides a multistage absorbing device of poisonous and harmful gas's in industrial waste water a department local enlarged structure schematic diagram.

Description of reference numerals:

1-a gas-liquid separation box, 2-a purification box, 3-a liquid inlet pipe, 4-a liquid discharge pipe, 5-a liquid discharge valve, 6-an ultraviolet lamp, 7-an air guide pipe, 8-a coarse filter screen, 9-an induced draft fan, 10-an exhaust pipe, 11-an activated carbon filter screen, 12-a photocatalyst filter screen, 13-a liquid supplementing port, 14-an emptying valve, 15-a first rectangular groove, 16-a second rectangular groove, 17-a first slideway, 18-a second slideway, 19-a first fixing frame, 20-a first slideway, 21-a second fixing frame, 22-a second slideway, 23-a negative oxygen ion generator, 24-a motor and 25-fan blades.

Detailed Description

The invention will be described in detail below with reference to the drawings attached hereto by way of example, and it will be apparent that the described embodiments are only some, but not all, embodiments of the invention.

As shown in fig. 1-2, a multistage absorption device for toxic and harmful gases in industrial wastewater comprises a gas-liquid separation tank 1 and a purification tank 2, the gas-liquid separation box 1 is communicated with the purification box 2, the left side of the gas-liquid separation box 1 is provided with a liquid inlet pipe 3, the bottom is provided with a liquid discharge pipe 4, a liquid discharge valve 5 is arranged on the liquid discharge pipe 4, an ultraviolet lamp 6 is arranged on the inner wall of the gas-liquid separation box 1, the ultraviolet lamp 6 can sterilize and disinfect the gas, the top of the gas-liquid separation box 1 is connected with a wind guide pipe 7, one end of the air guide pipe 7 far away from the gas-liquid separation box 1 extends into the purification box 2, a coarse filter screen 8 and an induced draft fan 9 are arranged in the air guide pipe 7, gas can be primarily filtered and the gas flow can be accelerated, the top of the purification box 2 is connected with an exhaust pipe 10, one side of the purification box 2 is also provided with a fluid infusion port 13, and the bottom of the purification box is provided with an emptying valve 14.

The purifying box is characterized in that a purifying liquid is injected into the purifying box 2, an activated carbon filter screen 11 and a photocatalyst filter screen 12 are sequentially arranged above the purifying liquid, a negative oxygen ion generator 23 is further arranged in the purifying box 2, and the negative oxygen ion generator 23 is fixedly arranged on the inner wall of the purifying box 2 and is located above the photocatalyst filter screen 12. The bottom of the purification box 2 is provided with a motor 24, and an output shaft of the motor 24 penetrates through the bottom of the purification box 2 and is connected with fan blades 25.

First rectangular channel 15 and second rectangular channel 16 have been seted up on the lateral wall of purifying box 2, the width of first rectangular channel 15 and second rectangular channel 16 all with the lateral wall width of purifying box 2 equals, be equipped with first slide 17 and second slide 18 on the 2 inner walls of purifying box, first slide 17 with first rectangular channel 15 meets, second slide 18 with second rectangular channel 16 meets. The active carbon filter screen 11 sets up in first rectangular channel 15, the active carbon filter screen 11 outside is provided with first fixed frame 19, first fixed frame 19 both sides seted up with first slide 17 matched with first spout 20. Photocatalyst filter screen 12 sets up in second rectangular channel 16, photocatalyst filter screen 12's the outside is provided with the fixed frame 21 of second, the fixed frame 21 both sides of second seted up with 18 matched with second spout 22 of second slide, through with active carbon filter screen 11 and photocatalyst filter screen 12 set up to with 2 sliding connection of purifying box, conveniently clear up or change the filter screen.

The working principle is as follows: the liquid inlet pipe 3 is connected with a waste discharge port of equipment, waste water enters the gas-liquid separation box 1 through the liquid inlet pipe 3 to be separated from waste water, the waste water is discharged from the liquid discharge pipe 4 by opening a liquid discharge valve 5 at the bottom of the gas-liquid separation box 1 to be further purified, the waste gas is irradiated by the ultraviolet lamp 6 to be sterilized and finally enters the purification box 2 through the air guide pipe 7, impurities mixed in the gas can be filtered out through a coarse filter screen 8 in the air guide pipe 7, and the draught fan 9 can accelerate the flow of the waste gas and improve the purification efficiency; the waste gas enters the purifying box 2 and then is mixed with the purifying liquid, and the motor 24 at the bottom of the purifying box 2 drives the fan blades 25 to rotate, so that the mixing decomposition of the waste gas and the purifying liquid is accelerated; the purified gas is adsorbed by the activated carbon filter screen 11 to remove impurities, and then is decomposed into harmful gas by the photocatalyst filter screen 12, the purification efficiency of waste gas is ensured by the multi-stage purification mode, and the negative ions generated by the negative oxygen ion generator 23 can enable the purified gas to be fresher and finally be discharged from the exhaust pipe 10; after the device is used for a period of time, the purifying liquid needs to be replaced, the emptying valve 14 is opened to empty the purifying liquid in the purifying box 2, and then the purifying liquid is added from the liquid supplementing port 13.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the application concept of the present invention within the technical scope disclosed in the present invention.

Claims (6)

1. The utility model provides a poisonous harmful gas multi-stage absorption device in industrial waste water, includes gas-liquid separation case (1) and purifying box (2), gas-liquid separation case (1) with purifying box (2) are linked together, its characterized in that: the purification device is characterized in that a liquid inlet pipe (3) is arranged on the left side of the gas-liquid separation box (1), a liquid discharge pipe (4) is arranged at the bottom of the gas-liquid separation box, a liquid discharge valve (5) is arranged on the liquid discharge pipe (4), an ultraviolet lamp (6) is arranged on the inner wall of the gas-liquid separation box (1), a wind guide pipe (7) is connected to the top of the gas-liquid separation box (1), one end, away from the gas-liquid separation box (1), of the wind guide pipe (7) extends into the purification box (2), a coarse filter screen (8) and a draught fan (9) are arranged in the wind guide pipe (7), an exhaust pipe (10) is connected to the top of the purification box (2), purification liquid is injected into the purification box (2), an active carbon filter screen (11) and a photocatalyst filter screen (12) are sequentially arranged above the purification liquid, a liquid supplementing port (13) is further arranged on one side of the purification box (2), and an emptying valve (14) is arranged at the bottom of the purification box.

2. The multistage absorption device for toxic and harmful gases in industrial wastewater according to claim 1, wherein: seted up first rectangular channel (15) and second rectangular channel (16) on the lateral wall of purifying box (2), the width of first rectangular channel (15) and second rectangular channel (16) all with the lateral wall width of purifying box (2) equals, be equipped with first slide (17) and second slide (18) on purifying box (2) inner wall, first slide (17) with first rectangular channel (15) meet, second slide (18) with second rectangular channel (16) meet.

3. The multistage absorption device for toxic and harmful gases in industrial wastewater according to claim 2, wherein: activated carbon filter screen (11) set up in first rectangular channel (15), activated carbon filter screen (11) outside is provided with first fixed frame (19), first fixed frame (19) both sides seted up with first slide (17) matched with first spout (20).

4. The multistage absorption device for toxic and harmful gases in industrial wastewater according to claim 2, wherein: photocatalyst filter screen (12) set up in second rectangular channel (16), the outside of photocatalyst filter screen (12) is provided with the fixed frame of second (21), the fixed frame of second (21) both sides seted up with second slide (18) matched with second spout (22).

5. The multistage absorption device for toxic and harmful gases in industrial wastewater according to claim 1, wherein: still be equipped with negative oxygen ion generator (23) in purifying box (2), negative oxygen ion generator (23) set firmly on purifying box (2) inner wall and are located the top of photocatalyst filter screen (12).

6. The multistage absorption device for toxic and harmful gases in industrial wastewater according to claim 1, wherein: purification box (2) bottom is equipped with motor (24), the output shaft of motor (24) runs through purification box (2) bottom just is connected with flabellum (25).

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