CN116078140A - Vertical acid-base waste gas washing tower - Google Patents

Abstract

The invention discloses a vertical acid-base waste gas washing tower, which comprises a washing tower, wherein an air outlet is fixedly formed in the top of the washing tower, an air inlet is formed in the left side wall of the washing tower, a waste gas treatment mechanism for treating waste gas is arranged on the front side wall of the washing tower, and a washing mechanism for washing waste gas is arranged on the front side wall of the washing tower and in the washing tower. According to the invention, water mist in the waste gas is treated through the second screen plate, water in the water tank is sucked through the water inlet pipe and is guided into the spray frame through the water outlet pipe through the water pump, the water is sprayed out through the spray frame, waste gas is conveniently washed, the water is conveniently filtered and recycled after washing through the filter screen, the water pump is further prevented from being blocked, the rotating shaft is driven to rotate through the motor, the fixed lantern ring and the cleaning brush are driven to rotate through the rotating shaft, accumulated dust on the surface of the filter screen is filtered, and the water filtering effect is improved.

Description

A vertical acid-base waste gas scrubber

technical field

The invention relates to the technical field of waste gas treatment, in particular to a vertical acid-base waste gas scrubber.

Background technique

Chemical enterprises often produce a large amount of acid or alkaline waste gas in the production process. If it is not purified and discharged directly into the atmosphere, it will inevitably cause great damage to the environment. The scrubber is a new type of gas Purification treatment equipment, which is improved on the basis of a floating packing layer gas purifier, is widely used in the pretreatment of industrial waste gas purification, dust removal, etc., and the purification effect is very good. The Chinese patent with the publication number CN213885671U discloses A vertical acid-base exhaust gas scrubber, comprising a tower body, an air inlet is opened on one side of the outer wall at the bottom of the tower body, and an observation window is opened on the top of the air inlet on the outer wall of the tower, and the outer wall of the tower is fixedly installed on the side away from the observation window There is a conduit, and the conduit is fixedly connected to the outer wall of the tower body through a flange.

In view of the above-mentioned disclosed technology, the exhaust gas of the existing washing tower will contain more dust during use, so that in the process of spray washing, more water needs to be consumed, and the water required in the washing process will contain dust in the exhaust gas. After spraying, the water becomes dusty sewage, and if it is sprayed again, the water pump will be blocked, which will make it impossible to use it again, and more water will be wasted in the process of scrubbing the exhaust gas.

A vertical acid-base waste gas scrubber is proposed for this purpose.

Contents of the invention

The object of the present invention is: to solve the problem that the water used in the existing vertical acid-base waste gas scrubber cannot be recycled, the present invention provides a vertical acid-base waste gas scrubber.

The present invention specifically adopts the following technical solutions in order to achieve the above object:

A vertical acid-base waste gas scrubber, comprising a scrubber, the top of the scrubber is provided with an air outlet, the left side wall of the scrubber is provided with an air inlet, and the front side wall of the scrubber is provided with a The waste gas treatment mechanism for treating waste gas, the front side wall of the washing tower and the inside of the washing tower are provided with a washing mechanism for washing the waste gas, the bottom surface of the washing tower is fixedly installed with support legs, the washing tower There is a cleaning mechanism inside.

Further, the exhaust gas treatment mechanism includes a first net plate, the first net plate is fixedly installed on the inner wall of the washing tower, the top surface of the first net plate is provided with a demister layer, and the inner wall of the washing tower is fixed A second screen is installed, and a filling layer is arranged on the top surface of the second screen.

Further, the washing mechanism includes a water tank, a water tank is fixedly installed on the front side wall of the washing tower, the water tank is connected to the inside of the washing tower, and a water pump is fixedly installed on the top surface of the water tank, and the input of the water pump A water inlet pipe is fixedly installed at the end of the washing tower, and the input end of the water inlet pipe is located inside the water tank. The end passes through the front side wall of the washing tower to communicate with the spray frame, and the inner wall of the washing tower is fixedly equipped with a filter screen.

Further, the cleaning mechanism includes a motor, a motor is fixedly installed on the bottom surface of the washing tower, a rotating shaft is fixedly installed at the bottom through which the output end of the motor penetrates, the output shaft of the rotating shaft passes through the filter screen, and the rotating shaft The fixed sleeve on the surface of the shaft is provided with a fixed collar, and a cleaning brush is fixedly installed on the surface of the fixed collar.

Further, transparent sealing plates are provided inside the windows.

Further, the spray rack is located between the filling layer and the first mesh plate, and the bottom surface of the spray rack is provided with multiple groups of atomizing through holes.

Further, the filter screen is located above the water tank, and the water tank is located below the second net plate.

Further, there are two sets of fixing collars and cleaning brushes, and the cleaning brushes are arranged in close contact with the bottom surface of the second screen plate and the top surface of the filter net.

The beneficial effects of the present invention are as follows:

1. The present invention enters the filling layer through the gas, and the exhaust gas contacts the spray liquid on the filling layer and forms a liquid film on the filler. When the gas flows through the filler gap, it contacts with the filler liquid film and undergoes absorption or neutralization reaction. The filling layer can provide a large enough surface area without causing too much resistance to the flow of gas, and the filling is made of sodium hydroxide, which can pass through the second mesh plate to treat the water mist in the exhaust gas, and pass the water pump to make the gas flow through the water inlet pipe. The water inside the water tank is sucked into the spray frame through the outlet pipe, and the water is sprayed out through the spray frame, which is convenient for washing the exhaust gas. After passing through the filter, it is convenient for the water to be filtered and recycled after washing, thereby avoiding the clogging of the water pump. The rotating shaft is driven by the motor to rotate, and the fixed collar and the cleaning brush are driven to rotate through the rotating shaft, so that the dust accumulated on the surface of the filter screen is filtered, and the effect of water filtration is improved.

Description of drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention;

Fig. 2 is the structural representation of side view of the present invention;

Fig. 3 is the structural representation of side sectional view of the present invention;

Fig. 4 is the structural representation of cleaning mechanism of the present invention;

Fig. 5 is the structural representation of cleaning brush of the present invention;

Reference signs: 1. Washing tower; 2. Air outlet; 3. Air inlet; 4. Window; 5. Exhaust gas treatment mechanism; 501, first mesh plate; , filling layer; 6, washing mechanism; 601, water tank; 602, water pump; 603, water inlet pipe; 604, water outlet pipe; 605, spray rack; 606, filter screen; Motor; 802, rotating shaft; 803, fixed collar; 804, cleaning brush.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures. In addition, the terms "first", "second", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "inner", "outer", and "upper" are based on the orientations or positional relationships shown in the drawings, or are the product of the invention The orientation or positional relationship that is conventionally placed when used is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood To limit the present invention.

As shown in Figures 1 to 5, a vertical acid-base waste gas scrubber includes a scrubber 1, the top of the scrubber 1 is provided with an air outlet 2, and the left side wall of the scrubber 1 is provided with an inlet Tuyere 3, the front side wall of the washing tower 1 is provided with an exhaust gas treatment mechanism 5 for treating exhaust gas, and the front side wall of the washing tower 1 and the inside of the washing tower 1 are provided with a washing machine for washing the exhaust gas. Mechanism 6, the bottom surface of the washing tower 1 is fixedly equipped with support legs 7, and the interior of the washing tower 1 is provided with a cleaning mechanism 8; specifically, it is connected to the exhaust gas pipeline through the air inlet 3, and connected to the fan through the air outlet 2 The exhaust gas enters the inside of the washing tower 1 through the air inlet 3, absorbs and neutralizes the exhaust gas through the exhaust gas treatment mechanism 5, and then atomizes the water through the washing mechanism 6 to wash the exhaust gas, and then passes through the cleaning mechanism 8. Clean the surface of 6 to improve the filtering effect.

As shown in Figure 3, the exhaust gas treatment mechanism 5 includes a first net plate 501, the inner wall of the washing tower 1 is fixedly equipped with a first net plate 501, and the top surface of the first net plate 501 is provided with a defogging layer 502, the washing tower 1 The inner wall is fixed with a second net plate 503, and the top surface of the second net plate 503 is provided with a filling layer 504; specifically, when the gas enters the filling layer 504, the exhaust gas contacts the spray liquid on the filling layer 504 and sprays on the filling layer. A layer of liquid film is formed. When the gas flows through the filler gap, it contacts with the filler liquid film and undergoes absorption or neutralization reaction. The filling layer 504 can provide a large enough surface area without causing excessive resistance to the gas flow, and the filler adopts Sodium hydroxide passes through the second net plate 503 so as to treat the water mist in the exhaust gas.

As shown in Fig. 1, Fig. 2 and Fig. 3, the washing mechanism 6 includes a water tank 601, the front side wall of the washing tower 1 is fixedly equipped with a water tank 601, the water tank 601 is connected to the inside of the washing tower 1, and the top surface of the water tank 601 is fixedly installed There is a water pump 602, the input end of the water pump 602 is fixedly installed with a water inlet pipe 603, and the input end of the water inlet pipe 603 is located inside the water tank 601, the output end of the water inlet pipe 603 is fixedly installed with an outlet pipe 604, and the inside of the washing tower 1 is fixedly installed with The spray rack 605, the output end of the outlet pipe 604 runs through the front side wall of the washing tower 1 and is connected to the spray rack 605, and the inner wall of the washing tower 1 is fixedly equipped with a filter screen 606; The water pipe 603 draws the water inside the water tank 601 to the inside of the spray rack 605 through the outlet pipe 604, and sprays the water through the spray rack 605, thereby facilitating the washing of the exhaust gas, and passing through the filter 606 to facilitate the filtration of the washed water Recycle again.

As shown in Fig. 3, Fig. 4 and Fig. 5, the cleaning mechanism 8 includes a motor 801, the bottom surface of the washing tower 1 is fixedly equipped with a motor 801, and the output end of the motor 801 penetrates the bottom of the washing tower 1 and is fixedly installed with a rotating shaft 802, the output shaft of the rotating shaft 802 runs through the filter screen 606, the surface of the rotating shaft 802 is fixedly covered with a fixed collar 803, and the surface of the fixed collar 803 is fixed with a cleaning brush 804; specifically, The motor 801 drives the rotating shaft 802 to rotate, and the rotating shaft 802 further drives the fixed collar 803 and the cleaning brush 804 to rotate, so that the accumulated dust on the surface of the filter screen 606 is filtered to improve the effect of water filtration.

As shown in Fig. 1, Fig. 2 and Fig. 3, transparent sealing plates are arranged inside the windows 4; specifically, the internal conditions of the washing tower 1 can be easily observed through the transparent sealing plates inside the windows 4.

As shown in Figure 3, the spray frame 605 is located between the filling layer 504 and the first screen plate 501, and the bottom surface of the spray frame 605 is provided with multiple sets of atomization through holes; The atomizing through hole facilitates spraying out the atomized water.

As shown in FIG. 3 , the filter 606 is located above the water tank 601 , and the water tank 601 is located below the second net plate 503 ; specifically, the filter 606 facilitates filtering of dust in the water.

As shown in Fig. 3, Fig. 4, and Fig. 5, there are two sets of fixed collars 803 and cleaning brushes 804, and the cleaning brushes 804 are attached to the bottom surface of the second screen plate 503 and the top surface of the filter screen 606 respectively. Specifically, the two sets of cleaning brushes 804 are respectively attached to the bottom surface of the second net plate 503 and the top surface of the filter screen 606, thereby improving the passing efficiency of waste water.

To sum up: the exhaust gas is connected to the exhaust gas pipeline through the air inlet 3, and the fan is connected through the air outlet 2. The exhaust gas enters the inside of the washing tower 1 through the air inlet 3, enters the filling layer 504 through the gas, and the exhaust gas is sprayed on the filling layer 504. The liquid contacts and forms a layer of liquid film on the filler. When the gas flows through the gap of the filler, it contacts with the filler liquid film and undergoes absorption or neutralization reaction. The filling layer 504 can provide a large enough surface area without causing too much damage to the gas flow. resistance, and sodium hydroxide is used as filler, and the water mist in the exhaust gas can be treated through the second mesh plate 503, and the water inside the water tank 601 can be absorbed through the water inlet pipe 603 through the water pump 602 and introduced into the spray through the water outlet pipe 604 Inside the frame 605, the water is sprayed out through the spray frame 605, which is convenient for washing the exhaust gas, and the filter screen 606 is convenient for the water after washing to be filtered and recycled, and the motor 801 drives the rotating shaft 802 to rotate, and the rotating shaft 802 Further, the fixed collar 803 and the cleaning brush 804 are driven to rotate, so that the accumulated dust on the surface of the filter screen 606 is filtered, and the effect of water filtration is improved.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description are only the principles of the present invention. Variations and improvements, which fall within the scope of the claimed invention. The scope of protection required by the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. The utility model provides a vertical acid-base waste gas washing tower, its characterized in that, including washing tower (1), the top of washing tower (1) is solid to be provided with air outlet (2), the left side wall of washing tower (1) is provided with air intake (3), the preceding lateral wall of washing tower (1) is provided with waste gas treatment mechanism (5) that are used for carrying out the treatment to waste gas, the inside of preceding lateral wall of washing tower (1) and washing tower (1) be provided with washing mechanism (6) that are used for carrying out the washing to waste gas, the bottom surface fixed mounting of washing tower (1) has supporting leg (7), the inside of washing tower (1) is provided with clearance mechanism (8).

2. The vertical acid-base waste gas washing tower according to claim 1, wherein the waste gas treatment mechanism (5) comprises a first screen plate (501), the first screen plate (501) is fixedly installed on the inner wall of the washing tower (1), a demister layer (502) is arranged on the top surface of the first screen plate (501), a second screen plate (503) is fixedly installed on the inner wall of the washing tower (1), and a filling layer (504) is arranged on the top surface of the second screen plate (503).

3. The vertical acid-base waste gas washing tower according to claim 2, wherein the washing mechanism (6) comprises a water tank (601), the water tank (601) is fixedly installed on the front side wall of the washing tower (1), the water tank (601) is communicated with the inside of the washing tower (1), a water pump (602) is fixedly installed on the top surface of the water tank (601), a water inlet pipe (603) is fixedly installed at the input end of the water pump (602), the input end of the water inlet pipe (603) is located in the inside of the water tank (601), a water outlet pipe (604) is fixedly installed at the output end of the water inlet pipe (603), a spray rack (605) is fixedly installed in the inside of the washing tower (1), the output end of the water outlet pipe (604) penetrates through the front side wall of the washing tower (1) and is communicated with the spray rack (605), and a filter screen (606) is fixedly installed on the inner wall of the washing tower (1).

4. A vertical acid-base waste gas washing tower according to claim 3, characterized in that the cleaning mechanism (8) comprises a motor (801), the bottom surface of the washing tower (1) is fixedly provided with the motor (801), the output end of the motor (801) penetrates through the bottom of the washing tower (1) and is fixedly provided with a rotating shaft (802), the output shaft of the rotating shaft (802) penetrates through a filter screen (606), the surface fixing sleeve of the rotating shaft (802) is provided with a fixing sleeve ring (803), and the surface of the fixing sleeve ring (803) is fixedly provided with a cleaning brush (804).

5. The vertical acid-base waste gas washing tower according to claim 1, wherein transparent sealing plates are arranged inside the window (4).

6. A vertical acid-base waste gas washing tower according to claim 3, wherein the spraying frame (605) is located between the filling layer (504) and the first screen (501), and a plurality of groups of atomization through holes are formed in the bottom surface of the spraying frame (605).

7. A vertical acid-base waste gas scrubber according to claim 3, characterized in that the filter screen (606) is located above the water tank (601), and the water tank (601) is located below the second screen (503).

8. The vertical acid-base waste gas washing tower according to claim 4, wherein the number of the fixing lantern rings (803) and the number of the cleaning brushes (804) are two, and the cleaning brushes (804) are respectively attached to the bottom surface of the second screen plate (503) and the top surface of the filter screen (606).

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