CN206350978U - Hydrocyclone waste gas washing device - Google Patents

Abstract

The utility model relates to a water-spinning waste gas washing device which is used for purifying waste gas and comprises an absorption tower, a water tank, a cyclone sleeve, a spraying component and a plurality of water mist separators; the absorption tower is divided into an absorption chamber at the lower part and a discharge chamber at the upper part, the absorption chamber is connected with an air inlet pipe, and the air inlet pipe is communicated with the cyclone sleeve; the discharge chamber comprises a gas-guide tube; the cyclone sleeve consists of a plurality of spiral pipes, and the spiral pipes are wound with the air guide pipes from top to bottom; the spraying component comprises a water pump, a water supply pipe and a spraying pipe group; the water mist separator comprises a plurality of connecting plates which are arranged in a stacking mode along the circumferential direction, so that the tops of the water mist separator are arranged in a mode that the two ends are high, the middle is low, and the water mist separator is characterized in that the connecting plates are arranged in a stacking mode. Foretell whirlwind spray set carries out multistage absorption to waste gas through whirlwind sleeve pipe and spray assembly to carry out multiple blocking by the water smoke separator, in order to increase the contact time of waste gas and water, dust removal filter effect is good, can cyclic utilization through water tank normal water, very environmental protection, simple structure.

Description

Hydrocyclone waste gas washing device

technical field

The utility model relates to the field of installation and modification engineering of a dust-free workshop, in particular to a hydrocyclone waste gas washing device.

Background technique

Waste gas treatment mainly refers to the work of treating industrial waste gas such as dust particles, flue gas smoke, odorous gas, and toxic and harmful gases generated in industrial places. Common waste gas treatment includes factory smoke and dust waste gas purification, workshop dust waste gas purification, organic waste gas purification, waste gas odor purification, acid-base waste gas purification, chemical waste gas purification, etc. Due to the serious pollution of exhaust gas to the air, the environmental protection department has formulated strict requirements for the exhaust gas treatment of chemical plants, requiring each factory to discharge after the treatment reaches the standard. Traditional treatment technologies include water absorption method, aerated activated sludge deodorization method, and multi-media catalytic oxidation process. In general factory production, the commonly used treatment method is the chemical absorption method, which is difficult to operate, expensive, and easy to cause secondary pollution to the environment and affect human health. At present, there is no better treatment method.

Utility model content

Based on this, it is necessary to provide a hydrocyclone exhaust gas washing device for the problems existing in the current traditional technology. The device is simple to operate, low in cost, and reduces secondary pollution to the environment.

In order to realize the purpose of the utility model, the utility model adopts the following technical solutions:

A hydrocyclone waste gas washing device, used for purification of waste gas, said hydrocyclone waste gas water washing device comprises an absorption tower, a water tank installed under the absorption tower, a cyclone sleeve installed in the absorption tower, and a cyclone sleeve installed in the absorption tower The spray assembly in the cyclone sleeve and some water mist separators installed above the spray assembly; the absorption tower is divided into a lower absorption chamber and an upper discharge chamber, and the absorption chamber is connected with an air inlet pipe. The air intake pipe communicates with the cyclone casing; the discharge chamber includes an air guide pipe, and the air guide pipe extends outward and downward from the lower end of the discharge chamber; the cyclone sleeve is composed of several spiral pipes , the spiral tube is arranged around the air guide tube from top to bottom, one end of the spiral tube communicates with the air intake tube, and the other end of the spiral tube communicates with the lower end of the absorption chamber; the spiral tube communicates with the lower end of the absorption chamber; The spray assembly includes a water pump, a water supply pipe connected to the water pump, and a spray pipe group connected to the water supply pipe; the water supply pipe is arranged around the absorption chamber; the spray pipe group is arranged on the spiral In the pipe; the water mist separator includes several connecting plates, and the connecting plates are stacked along the circumferential direction, so that the top of the water mist separator is arranged at two ends, high, middle and low.

The above-mentioned hydrocyclone exhaust gas water washing device includes an absorption tower, a water tank installed under the absorption tower, a cyclone casing installed in the absorption tower, a spray assembly installed in the cyclone casing, and several water mist installed above the spray assembly. Splitter. When in use, start the water pump, paint exhaust gas and dust-laden exhaust gas are drawn through the intake pipe and enter the absorption chamber, guided by the cyclone sleeve, the spray assembly sprays water mist to filter the exhaust gas, and the filtered water flows into the water tank . Exhaust gas and water mist form exhaust gas mist, and the exhaust gas mist enters the discharge chamber through the air guide pipe, and the water and liquid are separated by the water mist separator, so that the waste liquid flows into the water tank, and the clean gas obtained after dust removal is discharged from the outer discharge pipe. The above-mentioned cyclone spray device absorbs the waste gas in multiple stages through the cyclone sleeve and the spray assembly, and is blocked by the water mist separator multiple times to increase the contact time between the waste gas and water, so that the water can absorb the toxic gas and water in the waste gas. Flying dust, dust removal and filtration effect is good, the water in the water tank can be recycled, reducing waste, very environmentally friendly, and simple in structure.

In one of the embodiments, each of the water mist separators is arranged and distributed from top to bottom.

In one of the embodiments, the middle part of the water mist separator is provided with a passage opening, and a gas passage is formed between adjacent connecting plates, and the gas passage cooperates with the passage opening for the gas flow in the absorption tower .

In one of the embodiments, several spiral nozzles are installed on the spray pipe group to cooperate with the cyclone sleeve to absorb exhaust gas.

In one of the embodiments, the water tank includes a water tank and a filter screen that is flipped over the water tank; the filter screen is made of a number of stainless steel wires interwoven; The dirt collecting part connected with the tank; the collecting tank is located at one end of the water tank, the top of the collecting tank communicates with the absorption tower, and one side of the collecting tank communicates with the dirt collecting part; the collecting tank The dirt part is arranged obliquely from top to bottom, and the dirt collecting part is arranged through one side of the water tank.

In one of the embodiments, the bottom of the dirt collecting member is provided with several through holes, and the through holes are evenly arranged and distributed.

In one of the embodiments, the lower end of the absorption chamber is arranged in a funnel shape.

In one of the embodiments, the air duct is embedded in the absorption chamber and communicates with the absorption chamber.

In one of the embodiments, the absorption tower is further provided with several windows, and the windows are provided with transparent glass for observation.

Description of drawings

Figure 1 is an internal schematic diagram of a hydrocyclone waste gas washing device in a preferred embodiment of the present invention;

Fig. 2 is a side view of the hydrocyclone waste gas washing device shown in Fig. 1;

Fig. 3 is a top view of the hydrocyclone waste gas washing device shown in Fig. 1;

Fig. 4 is a cross-sectional view at A-A shown in Fig. 1 .

detailed description

In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. Preferred embodiments of the utility model are provided in the accompanying drawings. However, the invention can be embodied in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present utility model more thorough and comprehensive.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the present invention. The terminology used in the description of the utility model herein is only for the purpose of describing specific embodiments, and is not intended to limit the utility model.

Please refer to Fig. 1 to Fig. 4, which is a hydrocyclone waste gas water washing device 100 of a preferred embodiment of the present invention, which is used for the purification of waste gas. The water tank 20, the cyclone casing 30 installed in the absorption tower 10, the spray assembly 40 installed in the cyclone casing 30, and several water mist separators 50 installed above the spray assembly 40. The exhaust gas enters along the cyclone sleeve 30 and is sprayed by the spray assembly 40, which can pre-filter the coating exhaust gas and dusty exhaust gas, and the water mist separator 50 can filter the exhaust gas again, and the waste water is deposited into the water tank , waiting for the next step of processing.

The absorption tower 10 is used to purify waste gas. This absorption tower 10 is divided into the absorption chamber 11 of bottom and the discharge chamber 12 of top, and absorption chamber 11 is connected with inlet pipe 120, and inlet pipe 120 is located at the upper end of absorption chamber 11, and inlet pipe 120 is communicated with cyclone sleeve pipe 30, with The exhaust gas enters the absorption tower 10 from the cyclone sleeve 30 . The lower end of the absorption chamber 11 is arranged in a funnel shape and communicates with the water tank 20 to prevent waste gas from escaping from the lower end of the absorption chamber 11 to the external environment. The discharge chamber 12 includes an air duct 13 extending outward and downward from the lower end of the discharge chamber 12 . The air duct 13 is embedded in the absorption chamber 11 and communicated with the absorption chamber 11 . In this embodiment, the absorption tower 10 is also provided with several windows 110, and the windows 110 are provided with transparent glass for observation.

The water tank 20 is installed below the absorption tower 10, and is used to store water after filtering the coating waste gas and dusty waste gas. The water tank 20 includes a water tank 21 and a filter screen 22 flipped over the water tank 21; the filter screen 22 is made of a number of stainless steel wires interwoven to filter impurities in the waste water to recycle the waste water. The water tank 21 is provided with a collecting tank 23 and a dirt collecting part 24 connected with the collecting tank 23. The collecting tank 23 is located at one end of the water tank 21. The top of the collecting tank 23 communicates with the absorption tower 10, and one side of the collecting tank 23 is connected to the collecting tank 23. The dirt part 24 is connected; the dirt collecting part 24 is inclined from top to bottom, and the dirt collecting part 24 is set through one side of the water tank 21, so that the dirt collecting part 24 can be taken out from the water tank 21 obliquely for cleaning. The bottom of the dirt-collecting piece 24 is provided with a number of through holes (not shown in the figure), and the through-holes are evenly arranged and distributed so that the sludge on the exhaust gas is filtered through the first layer of the dirt-collecting piece 24, and then passed through the second layer of the filter screen 22. Two-layer filtration to achieve multi-layer filtration and purification, so that waste water can be recycled.

The cyclone sleeve 30 is composed of several helical tubes, the helical tubes are arranged around the air duct 13 from top to bottom, one end of the helical tube communicates with the intake pipe 120, and the other end of the helical tube communicates with the lower end of the absorption chamber 11, To increase the flow time of the exhaust gas in the cyclone sleeve 30, so that the exhaust gas undergoes multiple adsorptions to achieve the effect of exhaust gas adsorption and removal.

The spray assembly 40 is installed on the inner top of the spiral pipe for spraying and absorbing exhaust gas. The spray assembly 40 includes a water pump 41 , a water supply pipe 42 connected to the water pump 41 , and a spray pipe group 43 connected to the water supply pipe 42 ; the water pump 41 is embedded in the water tank 20 for water delivery. The water supply pipe 42 is arranged around the absorption chamber 11, and several cut-off valves are arranged on the water supply pipe 42 to cut off the water supply. The spray pipe group 43 is arranged in the spiral pipe, and several spiral nozzles are installed on the spray pipe group 43 to cooperate with the cyclone sleeve 30 to absorb the exhaust gas. The spiral nozzles can increase the spray area of the sprayed water mist.

The water mist separator 50 is installed in the middle of the discharge chamber 12 for shielding the waste water mist. The water mist separators 50 are arranged and distributed from top to bottom. The water mist separators 50 include a number of connection plates 51, and the connection plates 51 are stacked along the circumferential direction so that the top of the water mist separators 50 is in the middle of the two ends. Low setting, the middle part of water mist separator 50 is provided with passage opening 52, forms gas passage between adjacent connecting plate 51, and gas passage cooperates passage opening 52 for the air circulation in described absorption tower 10, makes water flow from passage opening 52 flows down the lower part of the discharge chamber 12 to prevent stagnation. The water mist respectively passes through the multi-layer water mist separator 50 to form water droplets, finally the gas is discharged from the upper end of the discharge chamber 12 , and the water flows back into the water tank 20 .

The above-mentioned hydrocyclone exhaust gas water washing device 100 includes an absorption tower 10, a water tank 20 installed below the absorption tower 10, a cyclone casing 30 installed in the absorption tower 10, a spray assembly 40 installed in the cyclone casing 30, and an installation Several water mist separators 50 above the spray assembly 40 . When in use, start the water pump 41, paint waste gas and dust-containing waste gas are drawn through the intake pipe 120 and enter the absorption chamber 11, guided by the cyclone sleeve 30, the spray assembly 40 sprays water mist to filter the waste gas, and the filtered After the water flows into the water tank 20. Exhaust gas and water mist form exhaust gas mist, and the exhaust gas mist enters the discharge chamber 12 through the air guide pipe 13, and is separated from the water and liquid by the water mist separator 50, so that the waste liquid flows into the water tank 20, and the clean gas after dust removal is discharged from the outside pipe discharge. The above-mentioned cyclone spray device 100 absorbs the exhaust gas in multiple stages through the cyclone sleeve 30 and the spray assembly 40, and performs multiple blocking by the water mist separator 50 to increase the contact time between the exhaust gas and water, so that the water absorbs the waste gas. Noxious gas and flying dust, dust removal and filtration effect is good, the water in the water tank 20 can be recycled, waste is reduced, it is very environmentally friendly and simple in structure.

The above-mentioned embodiments only express several implementation modes of the utility model, and the description thereof is relatively specific and detailed, but it should not be understood as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (9)

1. a kind of water revolves waste gas water washing device, the purification for waste gas, it is characterised in that the water rotation waste gas water washing device includes Absorption tower, the water tank below the absorption tower, the whirlwind sleeve pipe being installed in the absorption tower, installed in the whirlwind Spray assemblies in sleeve pipe and some water mist separators above the spray assemblies；Under the absorption tower is divided into The absorption chamber in portion and the drain chamber on top, the absorption chamber are connected with air inlet pipe, and the air inlet pipe is connected with the whirlwind sleeve pipe； The drain chamber includes airway tube, the airway tube from the bottom of the drain chamber outwards, extend downwardly setting；The whirlwind Sleeve pipe is made up of some helix tubes, and the helix tube winds the airway tube and set from top to bottom, the one end of the helix tube Connected with the air inlet pipe, the other end of the helix tube is connected with the bottom of the absorption chamber；The spray assemblies bag Include water pump, the feed pipe being connected with the water pump and the shower group being connected with the feed pipe；The feed pipe winds institute State absorption chamber setting；The shower is mounted in the helix tube；The water mist separator includes some connecting plates, the company Fishplate bar is along the circumferential direction stacked, so that the top of the water mist separator is in the high middle part low setting in both ends.

2. water according to claim 1 revolves waste gas water washing device, it is characterised in that each water mist separator is in from upper Lower arranged distribution is set.

3. water according to claim 2 revolves waste gas water washing device, it is characterised in that the middle part of the water mist separator is provided with Gas passage is formed between passway, the adjacent connecting plate, the gas passage coordinates the passway to be absorbed for described Tower interior air-flow circulates.

4. water according to claim 1 revolves waste gas water washing device, it is characterised in that be provided with the shower group some Spiral nozzle is to coordinate the whirlwind sleeve pipe to absorb waste gas.

5. water according to claim 1 revolves waste gas water washing device, it is characterised in that the water tank includes tank and renovated Screen pack above the tank；The screen pack is interwoven by some stainless steel iron wires；The tank is provided with collection Groove and the dirt collection part being connected with the collecting tank；The collecting tank is located at the one end of the tank, the top of the collecting tank Connected with the absorption tower, the side of the collecting tank is connected with the dirt collection part；The dirt collection part is set in inclination from top to bottom Put, the dirt collection part is set through the one side of the tank.

6. water according to claim 5 revolves waste gas water washing device, it is characterised in that the bottom of the dirt collection part is provided with some Through hole, the through hole is set in evenly distributed.

7. water according to claim 1 revolves waste gas water washing device, it is characterised in that the bottom of the absorption chamber is in funnel Shape is set.

8. water according to claim 1 revolves waste gas water washing device, it is characterised in that the airway tube is embedded in the absorption Interior is simultaneously connected with the absorption chamber.

9. water according to any one of claim 1 to 8 revolves waste gas water washing device, it is characterised in that on the absorption tower Some forms are additionally provided with, the form is provided with clear glass for observation.