CN219441144U

CN219441144U - Waste gas sprays purifier

Info

Publication number: CN219441144U
Application number: CN202223426102.9U
Authority: CN
Inventors: 张健生; 罗业欣; 范玉全; 李牧秦
Original assignee: Foshan Nanhai District Anhouda Plastic Co ltd
Current assignee: Foshan Nanhai District Anhouda Plastic Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-08-01
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses an exhaust gas spray purification device, which comprises: the device comprises a shell and a spraying system, wherein a transverse ventilation channel is arranged in the shell, an air inlet and an air outlet are respectively arranged at two ends of the ventilation channel, and a screen separation core is arranged in the ventilation channel; the spraying system comprises spraying components arranged on two sides of the screen core, and the spraying components comprise a plurality of pairs of nozzles which are arranged in opposite directions at transverse intervals. When the exhaust gas buffer device is used, exhaust gas enters the ventilation channel from the air inlet, the exhaust gas is buffered and slowed down through the screen isolation core, and the exhaust gas is sprayed through the spraying components on the windward side and the back side of the screen isolation core, wherein the spraying components spray and purify the exhaust gas through a plurality of pairs of nozzles, and the two nozzles on each pair of nozzles are arranged oppositely at a transverse interval, so that the exhaust gas between the two nozzles can be clamped by spraying liquid along the flowing direction of the exhaust gas, each section of the exhaust gas can be paved and grasped, the exhaust gas is thoroughly sprayed and purified, and the exhaust gas purifying effect is improved.

Description

Waste gas sprays purifier

Technical Field

The utility model relates to the technical field of waste gas purifying equipment, in particular to a waste gas spraying and purifying device.

Background

In the field of electroplating processing, a large amount of harmful waste gas can be generated in an electroplating production line, and the harmful waste gas is sprayed and purified by a spraying waste gas purifying tower, so that the environmental pollution caused by directly discharging the harmful waste gas into the air can be avoided. The existing spray tower is generally used for spraying and purifying the waste gas, but the existing spray tower is vertical, after long-time use, the spraying direction of spraying is generally opposite to the flow direction of the waste gas, the waste gas at the latter half of flowing is difficult to purify, and therefore harmful gas in the waste gas is difficult to capture and remove thoroughly with high efficiency, and the purifying effect is poor.

Disclosure of Invention

The present utility model aims to provide an exhaust gas spray purification apparatus which solves one or more technical problems existing in the prior art, and at least provides a beneficial choice or creation condition.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides an exhaust gas spray purification device, which comprises: the device comprises a shell and a spraying system, wherein a transverse ventilation channel is arranged in the shell, an air inlet and an air outlet are respectively arranged at two ends of the ventilation channel, and a screen separation core is arranged in the ventilation channel; the spraying system comprises spraying components arranged on two sides of the screen core, and the spraying components comprise a plurality of pairs of nozzles which are arranged in opposite directions at transverse intervals.

The beneficial effects of the utility model are as follows: when the exhaust gas buffer device is used, exhaust gas enters the ventilation channel from the air inlet, the exhaust gas is buffered and slowed down through the screen isolation core, and the exhaust gas is sprayed through the spraying components on the windward side and the back side of the screen isolation core, wherein the spraying components spray and purify the exhaust gas through a plurality of pairs of nozzles, and the two nozzles on each pair of nozzles are arranged oppositely at a transverse interval, so that the exhaust gas between the two nozzles can be clamped by spraying liquid along the flowing direction of the exhaust gas, each section of the exhaust gas can be paved and grasped, the exhaust gas is thoroughly sprayed and purified, and the exhaust gas purifying effect is improved.

As a further improvement of the technical scheme, a plurality of screen cores are arranged along the ventilation passage at intervals, the screen cores divide the ventilation passage into a plurality of spraying cavities, and the spraying cavities are all provided with the spraying components.

According to the scheme, the plurality of screen cores can be arranged in the ventilation channel, the quantity of the screen cores is set according to the quantity of the treated waste gas, the ventilation channel is divided into a plurality of spraying cavities by the screen cores, and the spraying assembly is arranged in each spraying cavity, so that the effect of waste gas purification treatment is improved, and multistage purification is realized.

As a further improvement of the technical scheme, the spray assembly comprises a plurality of pairs of spray pipes which are vertically arranged, each pair of spray pipes are transversely arranged at intervals, a plurality of spray nozzles are vertically arranged at intervals on one side, close to each other, of each pair of spray pipes, and the spray pipes are arranged in a front-back interval mode.

The spray liquid medicine in this scheme is carried to a plurality of through the shower nozzle, and a plurality of shower pipes can enlarge the scope of purifying to it is more convenient to install.

As a further improvement of the above technical solution, the nozzle adopts a spiral nozzle. The spiral nozzle can form water films clamped with each other in each spray assembly when spraying liquid medicine is sprayed out, so that waste gas is effectively paved, grabbed and purified.

As a further improvement of the above technical solution, a liquid collecting tank is provided at the bottom of the ventilation channel.

The spray liquid medicine after waste gas purification falls down to the liquid collecting tank, and is recovered and reused through the liquid collecting tank.

As a further improvement of the above technical solution, the spraying system further includes a circulating water pump, and the circulating water pump is connected between the liquid collecting tank and the nozzle.

According to the scheme, the circulating water pump pumps the spraying liquid medicine in the liquid collecting tank to the nozzle, so that circulating spraying purification is realized.

As a further improvement of the technical scheme, the liquid collecting tank is connected with a dosing pipe.

According to actual demand, the liquid medicine is added into the liquid collecting tank through the medicine adding pipe to change the concentration of the sprayed liquid medicine, so as to meet different waste gas purification demands.

As a further improvement of the technical scheme, a demister is arranged in the air outlet.

The gas after spraying and purifying is discharged outwards after demisting by the demister, so that no smoke emission can be realized.

As a further improvement of the technical scheme, a filter screen is arranged in the air inlet.

The filter screen can pre-filter the waste gas entering the air inlet, so that large particles are prevented from entering the ventilation channel to block the screen core, and the service life of the filter screen is prolonged.

As a further improvement of the technical scheme, the air outlet and the air outlet are both provided with conical connecting cylinders.

The gas outlet and the gas outlet in this scheme are connected with the tuber pipe of peripheral hardware through the connecting cylinder respectively to be the connecting cylinder of toper structure and play the effect of collecting the direction to gas, reduce wind noise.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view of the inside of an exhaust spray cleaning device according to an embodiment of the present utility model;

fig. 2 is a schematic top view of an exhaust gas spray purification apparatus according to an embodiment of the present utility model.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, if there is a word description such as "a plurality" or the like, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 2, an exhaust gas spray purification apparatus of the present utility model makes the following embodiments:

the exhaust gas spraying and purifying device of the embodiment includes a housing 100 and a spraying system, wherein the housing 100 has a housing structure extending horizontally from left to right, a ventilation channel 110 extending horizontally from left to right is disposed in the housing 100, the ventilation channel 110 has an air inlet 120 and an air outlet 130, the air inlet 120 is disposed at the right end of the housing 100, and the air outlet 130 is disposed at the left end of the housing 100.

A screen 200 is installed in the ventilation passage 110, and the screen 200 is vertically installed in the ventilation passage 110, so that gas passing through the ventilation passage 110 passes through the screen 200. The function of the screen 200 is mainly to buffer and slow down the gas, so that the time for the gas to stay in the ventilation channel 110 is longer, and the purifying effect is improved.

The spraying system comprises a spraying assembly 300, wherein the spraying assembly 300 is arranged on the left side and the right side of the screen core 200, the spraying assembly 300 comprises a plurality of pairs of nozzles 310, and each pair of nozzles 310 are arranged in a left-right transverse interval manner and opposite to each other.

Specifically: the spray assembly 300 of this embodiment includes a plurality of pairs of shower pipes 320, the shower pipes 320 are vertically arranged, each pair of shower pipes 320 is horizontally arranged at intervals, a plurality of nozzles 310 are arranged at one side of each pair of shower pipes 320 close to each other, a plurality of nozzles 310 are arranged at intervals vertically, a plurality of pairs of nozzles 310 are arranged at intervals vertically between each pair of shower pipes 320, and a plurality of pairs of shower pipes 320 of this embodiment are arranged at intervals front and back, and spray liquid medicine is conveyed to a plurality of nozzles 310 through the shower pipes 320, so that the purifying range of the plurality of pairs of shower pipes 320 can be enlarged, and the installation is more convenient.

When the exhaust gas buffer device is used, exhaust gas enters the ventilation channel 110 from the air inlet 120, the exhaust gas is buffered and slowed down through the screen core 200, and the exhaust gas is sprayed through the spraying components 300 on the windward side and the back side of the screen core 200, wherein the spraying components 300 spray and purify the exhaust gas through a plurality of pairs of nozzles 310, and the two nozzles 310 on each pair of nozzles 310 are arranged oppositely at a transverse interval, so that the exhaust gas between the two nozzles 310 can be clamped by spraying liquid along the flowing direction of the exhaust gas, each section of the exhaust gas can be spread and grasped, the exhaust gas is thoroughly sprayed and purified, and the exhaust gas purifying effect is improved.

Further, a plurality of the screen cores 200 may be disposed in the ventilation channel 110, and the screen cores 200 are disposed at intervals along the ventilation channel 110, so that the ventilation channel 110 may be divided into a plurality of spray chambers 140 by the screen cores 200, the spray assemblies 300 are disposed in the spray chambers 140, so that the screen cores 200 may be disposed in the ventilation channel 110, the number of the screen cores 200 may be set according to the amount of the exhaust gas to be treated, and the spray chambers 140 may be also divided by the screen cores 200 in the ventilation channel 110 for the ground, and the spray assemblies 300 may be disposed in each spray chamber 140, thereby improving the effect of the exhaust gas purifying treatment and realizing the multi-stage purification.

The nozzle 310 in this embodiment is a spiral nozzle, and the spiral nozzle can form a mutually clamped water film in each spray assembly 300 when spraying the liquid medicine, so as to effectively spread, grab and purify the waste gas.

The bottom of the ventilation channel 110 is provided with a liquid collecting tank 150, so that the spray liquid medicine purified by the waste gas falls down to the liquid collecting tank 150, and is recovered and reused through the liquid collecting tank 150.

The spraying system of the embodiment further comprises a circulating water pump 400, the circulating water pump 400 connects the liquid collecting tank 150 with the nozzle 310 through a pipeline, and spraying liquid medicine in the liquid collecting tank 150 is pumped to the nozzle 310 through the circulating water pump 400, so that circulating spraying purification is realized.

The liquid collecting tank 150 of the embodiment is provided with a dosing pipe, and according to actual requirements, the liquid medicine is added into the liquid collecting tank 150 through the dosing pipe so as to change the concentration of the sprayed liquid medicine and meet different waste gas purification requirements.

In this embodiment, the demister 131 is disposed in the air outlet 130, and the gas after spraying and purifying is discharged outwards after demisting by the demister 131, so that no smoke emission can be realized.

And a filter screen 121 is disposed in the air inlet 120, the filter screen 121 can pre-filter the exhaust gas entering the air inlet 120, so as to prevent large particles from entering the ventilation channel 110, thereby blocking the screen core 200 and prolonging the service life.

The air outlet 130 and the air outlet 130 in this embodiment are respectively connected with an external air pipe through the connecting cylinder 500, and the connecting cylinder 500 with a conical structure plays a role in collecting and guiding air, so that wind noise is reduced.

While the preferred embodiments of the present utility model have been illustrated and described, the present utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present utility model, and these are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims

1. An exhaust gas spray purification device, characterized in that: it comprises the following steps:

a shell (100) is internally provided with a transverse ventilation channel (110), two ends of the ventilation channel (110) are respectively provided with an air inlet (120) and an air outlet (130), and a screen core (200) is arranged in the ventilation channel (110);

the spraying system comprises spraying assemblies (300) arranged on two sides of the screen core (200), wherein the spraying assemblies (300) comprise a plurality of pairs of nozzles (310) which are transversely arranged at intervals in opposite directions;

a plurality of screen cores (200) are arranged at intervals along the ventilation channel (110), the screen cores (200) divide the ventilation channel (110) into a plurality of spraying cavities (140), and the spraying cavities (140) are all provided with the spraying assembly (300);

the spraying assembly (300) comprises a plurality of pairs of spraying pipes (320) which are vertically arranged, each pair of spraying pipes (320) is transversely arranged at intervals, a plurality of spraying nozzles (310) are vertically arranged at intervals on one side, close to each other, of each pair of spraying pipes (320), and the plurality of pairs of spraying pipes (320) are arranged in a front-back interval manner;

the nozzle (310) is a spiral nozzle.

2. An exhaust gas spray purification apparatus as claimed in claim 1, wherein: a liquid collecting tank (150) is arranged at the bottom of the ventilation channel (110).

3. An exhaust gas spray purification apparatus as claimed in claim 2, wherein:

the spray system further comprises a circulating water pump (400), wherein the circulating water pump (400) is connected between the liquid collecting tank (150) and the nozzle (310).

4. An exhaust gas spray purification apparatus as claimed in claim 2, wherein: the liquid collecting groove (150) is connected with a dosing tube.

5. An exhaust gas spray purification apparatus as claimed in claim 1, wherein: a demister (131) is arranged in the air outlet (130).

6. An exhaust gas spray purification apparatus as claimed in claim 1, wherein: a filter screen (121) is arranged in the air inlet (120).

7. An exhaust gas spray purification apparatus as claimed in claim 1, wherein:

the air outlet (130) and the air outlet (130) are both provided with conical connecting cylinders (500).