Multi-layer adsorption tower structure for waste gas treatment

Abstract

The utility model relates to the technical field of waste gas treatment, and discloses a multilayer adsorption tower structure for waste gas treatment, which comprises an adsorption tower main body and is characterized in that a pre-interception plate is arranged in the adsorption tower main body, so that when extending gas in the waste gas enters the upper part of the pre-interception plate through a vent hole, the gas in the waste gas enters the adsorption tower main body; the bottom end of the pre-intercepting plate pre-intercepts dust, meanwhile, flue gas is carried to enter the position above the pre-intercepting plate to be secondarily filtered through a dustproof net, meanwhile, a servo motor drives a third cleaning plate and a first cleaning plate to rotate, and dust on the pre-intercepting plate and the bottom end of the dustproof net is cleaned; meanwhile, dust falling on the top surface of the pre-intercepting plate is shifted by a second cleaning plate, so that the dust is shifted to a dust discharging groove along with the shape of the second cleaning plate and falls down, and the problems that when the dust content in waste gas is high, a traditional intercepting net is often blocked, and cleaning of the intercepting net by workers is tedious and complex are solved.

Description

TECHNICAL FIELD

[0001] The utility model application relates to waste gas treatment technical field, concretely is a multilayer adsorption tower structure for waste gas treatment. BACKGROUND

[0002] Waste gas treatment refers to the harmful gas generated in industrial production, transportation and other activities is purified through physical, chemical or biological methods to reduce pollutant emissions, protect the environment and human health technical process, its core goal is to remove particulate matter, sulfur oxides, nitrogen oxides, volatile organic compounds and other harmful components in waste gas, so that it reaches the national or local emission standards, commonly used technologies include adsorption, absorption, catalytic combustion, biological filtration and low temperature plasma etc., waste gas treatment not only concerns air pollution prevention and control, but also is an important link to realize green production and sustainable development, and is widely used in chemical industry, electric power, metallurgy, pharmaceutical industry and other industries.

[0003] The traditional waste gas usually carries more dust when entering the inside of the adsorption tower, the traditional interception mode is to set an interception net above the inside of the adsorption tower, but when the dust content in the waste gas is more, the traditional interception net is often blocked, and the cleaning of the interception net by the staff is more tedious and complex. UTILITY MODEL CONTENT

[0004] In order to solve the problem that when the dust content in the waste gas is more, the traditional interception net is often blocked, and the cleaning of the interception net by the staff is more tedious and complex, the utility model provides a multilayer adsorption tower structure for waste gas treatment to solve the above problems.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0006] A multilayer adsorption tower structure for waste gas treatment, including adsorption tower main part, the adsorption tower main part one side is equipped with the gas inlet, the adsorption tower main part other side is equipped with the exhaust port, the adsorption tower main part inside middle part is fixed with the pre-interception board, a plurality of air holes are formed in the pre-interception board, the dust screen is arranged above the pre-interception board, the dust screen is fixedly connected with the adsorption tower main part, the servo motor is fixed on the top surface of the adsorption tower main part, the transmission rod is fixed on the output end of the servo motor, the transmission rod extends to the inside of the adsorption tower main part and is rotatably connected with the dust screen and the pre-interception board, the cleaning device is fixed on the transmission rod, and the heat exchange device is arranged between the pre-interception board and the dust screen.

[0007] Further, the cleaning device includes a first cleaning plate, the first cleaning plate is fixed on the bottom end of the transmission rod, the first cleaning plate is attached to the bottom surface of the air hole, and the third cleaning plate is arranged on the bottom surface of the dust screen, and the third cleaning plate is fixedly connected with the transmission rod.

[0008] Further, the heat exchange device comprises a heat exchange ring fixedly connected to the inner wall of the adsorption tower body, and a plurality of heat exchange pipes are fixedly connected in the heat exchange ring.

[0009] Further, the air vent is internally provided with a filter screen, and the mesh number of the filter screen is smaller than that of the dust screen.

[0010] Further, the top surface of the pre-interception plate is provided with a second cleaning plate fixedly connected with the transmission rod, and a plurality of ash discharge grooves are formed in the outer side surface of the top surface of the pre-interception plate.

[0011] Further, the water inlet and the water outlet are respectively fixed to one side of the adsorption tower body and are both communicated with the heat exchange ring.

[0012] Compared with the prior art, the heat exchange device has the following beneficial effects:

[0013] 1. In the heat exchange device, the pre-interception plate is arranged in the adsorption tower body, so that when the waste gas passes through the air vent and enters above the pre-interception plate, the dust at the bottom end of the pre-interception plate is pre-intercepted, the flue gas is carried into above the pre-interception plate and is filtered again by the dust screen, the third cleaning plate and the first cleaning plate are driven to rotate by the servo motor, the dust on the bottom end of the pre-interception plate and the dust screen is cleaned, and the dust on the top surface of the pre-interception plate is moved by the second cleaning plate, so that the dust is moved to the ash discharge groove according to the shape of the second cleaning plate and falls down, thereby solving the problems that the traditional interception net is easily blocked when the dust content in the waste gas is high, and the cleaning of the interception net is complex.

[0014] 2. In the heat exchange device, the heat exchange ring is arranged between the pre-interception plate and the dust screen, so that the flue gas is cooled by the heat exchange ring when entering above the pre-interception plate, the problems that the waste heat in the flue gas cannot be utilized and is directly discharged into the atmosphere through the exhaust port to easily cause pollution are solved, and the problems that the flue gas temperature is too high and the dust screen is easily damaged to reduce the service life of the dust screen are avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0016] Figure 1 is a schematic diagram of a three-dimensional structure according to an embodiment of the present application;

[0017] Figure 2 is Figure 1 is a rear perspective view of the structure of the embodiment shown in FIG. 1;

[0018] Figure 3 is Figure 1 is a perspective view of the structure of the pre-treatment assembly of the embodiment shown in FIG. 1;

[0019] Figure 4 is Figure 1 is a perspective view of the structure of the heat exchange assembly of the embodiment shown in FIG. 1.

[0020] In the drawings, the meanings of the reference numerals are as follows: 1, main body of adsorption tower; 2, air inlet; 3, air outlet; 4, heat exchange ring; 5, pre-interception plate; 6, servo motor; 7, transmission rod; 8, air hole; 9, ash discharge groove; 10, first cleaning plate; 11, second cleaning plate; 12, dust screen; 13, third cleaning plate; 14, water inlet; 15, water outlet. DETAILED DESCRIPTION

[0021] In order to make the application purposes, features, and advantages of the present application more obvious and easy to understand, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings of the embodiments of the present application. Obviously, the embodiments described below are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0022] With reference to Figure 1 , Figure 2 , Figure 3 and Figure 4 , a multi-layer adsorption tower structure for waste gas treatment includes an adsorption tower main body 1, an air inlet 2 is formed on one side of the adsorption tower main body 1, an air outlet 3 is formed on the other side of the adsorption tower main body 1, a pre-interception plate 5 is fixed in the middle of the inside of the adsorption tower main body 1, a plurality of air holes 8 are formed on the pre-interception plate 5, a dust screen 12 is arranged above the pre-interception plate 5, the dust screen 12 is fixedly connected with the adsorption tower main body 1, a servo motor 6 is fixed on the top surface of the adsorption tower main body 1, a transmission rod 7 is fixed on the output end of the servo motor 6, the transmission rod 7 extends into the inside of the adsorption tower main body 1 and is rotationally connected with the dust screen 12 and the pre-interception plate 5, a cleaning device is fixed on the transmission rod 7, a heat exchange device is arranged between the pre-interception plate 5 and the dust screen 12, a filter screen is arranged in each air hole 8, the mesh number of the filter screen in the air hole 8 is smaller than the mesh number of the dust screen 12, so that the dust in the flue gas is purified twice by the pre-interception plate 5 and the dust screen 12.

[0023] Specifically, the cleaning device comprises a first cleaning plate 10, the bottom end of the transmission rod 7 is fixed with the first cleaning plate 10, the first cleaning plate 10 is attached to the bottom surface of the air hole 8, the bottom surface of the dust screen 12 is provided with a third cleaning plate 13, the third cleaning plate 13 is fixedly connected with the transmission rod 7, the top surface of the pre-interception plate 5 is provided with a second cleaning plate 11, the second cleaning plate 11 is fixedly connected with the transmission rod 7, and a plurality of ash discharge grooves 9 are formed in the outer side surface of the top surface of the pre-interception plate 5, so that the dust on the pre-interception plate 5 and the dust screen 12 can be easily cleaned.

[0024] As an optimization scheme, as shown in Figure 1 、 Figure 2 、 Figure 3 and Figure 4 , the heat exchange device comprises a heat exchange ring 4, the heat exchange ring 4 is fixedly connected to the inner wall of the adsorption tower body 1, a plurality of heat exchange pipes are fixedly connected in the heat exchange ring 4, and the temperature of the smoke dust is reduced.

[0025] Specifically, the adsorption tower body 1 is fixed with a water inlet 14 and a water outlet 15 on one side, the water inlet 14 and the water outlet 15 are both communicated to the inside of the heat exchange ring 4, and the inside of the heat exchange ring 4 is conveniently replenished with water through the water inlet 14 by the staff.

[0026] Working principle: when the flue gas enters the inside of the adsorption tower body 1 through the air inlet 2, the flue gas treated by the spraying device in the adsorption tower body 1 enters above the pre-interception plate 5 through the air hole 8, at this time, part of the dust in the flue gas will adhere to the bottom end of the pre-interception plate 5, at the same time, when the flue gas enters above the pre-interception plate 5, water flow is injected into the inside of the heat exchange ring 4 through the water inlet 14, and then is discharged through the water outlet 15, so that the water flow in the heat exchange ring 4 can cool the high-temperature flue gas near the heat exchange ring 4, the cooled flue gas is filtered again through the dust screen 12, and the filtered flue gas is discharged into the atmosphere through the air outlet 3, when the dust on the bottom end of the pre-interception plate 5 and the dust screen 12 is more, the servo motor 6 is started to drive the transmission rod 7 to rotate, and then the transmission rod 7 drives the first cleaning plate 10 and the third cleaning plate 13 to rotate, so that the first cleaning plate 10 and the third cleaning plate 13 can scrape off the dust on the bottom end of the pre-interception plate 5 and the dust screen 12, when the dust on the bottom end of the dust screen 12 falls on the top surface of the pre-interception plate 5, the second cleaning plate 11 is driven to rotate by the transmission rod 7, so that the second cleaning plate 11 drives the dust to move, at this time, the dust moves to the edge of the pre-interception plate 5 along the shape of the second cleaning plate 11, and falls below the pre-interception plate 5 through the ash discharge groove 9.

[0027] It is apparent to those skilled in the art that the application is not limited to the details of the foregoing exemplary embodiments, and that the application can be implemented in other particular forms without departing from the spirit or essential characteristics of the application. The foregoing embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. No reference signs in the claims should be considered as limiting the scope of the claims to the features to which the reference signs are attached.

[0028] The above-described embodiments are merely intended for describing and illustrating, not limiting, the technical solutions of the present application; even though the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for some technical features therein; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A multilayer adsorption tower structure for waste gas treatment, comprising an adsorption tower body (1), one side of the adsorption tower body (1) is provided with an air inlet (2), and the other side of the adsorption tower body (1) is provided with an air outlet (3), characterized in that: The pre-interception plate (5) is fixed in the middle of the adsorption tower body (1), a plurality of air holes (8) are formed in the pre-interception plate (5), a dust screen (12) is arranged above the pre-interception plate (5), the dust screen (12) is fixedly connected with the adsorption tower body (1), a servo motor (6) is fixed on the top surface of the adsorption tower body (1), a transmission rod (7) is fixed to the output end of the servo motor (6), the transmission rod (7) extends into the adsorption tower body (1) and is rotationally connected with the dust screen (12) and the pre-interception plate (5), a cleaning device is fixed on the transmission rod (7), and a heat exchange device is arranged between the pre-interception plate (5) and the dust screen (12).

2. A multi-bed adsorber structure for exhaust gas treatment according to claim 1, characterized in that: The cleaning device comprises a first cleaning plate (10), the first cleaning plate (10) is fixed to the bottom end of the transmission rod (7), the first cleaning plate (10) is attached to the bottom surface of the air hole (8), and the bottom surface of the dust screen (12) is provided with a third cleaning plate (13), and the third cleaning plate (13) is fixedly connected with the transmission rod (7).

3. A multi-bed adsorber structure for exhaust gas treatment according to claim 1, characterized in that: The heat exchange device comprises a heat exchange ring (4), the heat exchange ring (4) is fixedly connected to the inner wall of the adsorption tower body (1), and a plurality of heat exchange pipes are fixedly connected in the heat exchange ring (4).

4. The multi-bed adsorber structure for exhaust gas treatment according to claim 1, characterized in that: Each of the air holes (8) is provided with a filter screen, and the mesh number of the filter screen in the air hole (8) is smaller than that of the dust screen (12).

5. The multi-bed adsorber structure for exhaust gas treatment according to claim 2, wherein: The top surface of the pre-interception plate (5) is provided with a second cleaning plate (11), the second cleaning plate (11) is fixedly connected with the transmission rod (7), and a plurality of ash discharge grooves (9) are formed in the outer side surface of the top surface of the pre-interception plate (5).

6. The multi-bed adsorber structure for exhaust gas treatment according to claim 3, wherein: The water inlet (14) and the water outlet (15) are respectively fixed on one side of the adsorption tower body (1), and the water inlet (14) and the water outlet (15) are communicated to the inside of the heat exchange ring (4).

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