Flue gas deacidification system

Abstract

The utility model belongs to the technical field of purification equipment, and particularly relates to a flue gas deacidification system which comprises a primary absorption tower, a secondary absorption tower, a secondary absorption tower and a secondary absorption tower, a second gas inlet and a second gas outlet are formed in the second-stage absorption tower; the conveying assembly comprises a first pipe fitting and a second pipe fitting, the first pipe fitting is connected with the primary absorption tower and the secondary absorption tower, and the second pipe fitting is connected with the secondary absorption tower and the exhaust device; the circulating assembly is connected with the first-stage absorption tower and the second-stage absorption tower and conveys flue gas to circularly pass through the first-stage absorption tower and the second-stage absorption tower.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of purification equipment, especially relates to a flue gas deacidification system. BACKGROUND

[0002] With the progress of the times, various kinds of waste gas smoke are easy to produce due to the reason of industrial production or waste accumulation, which can cause harm to human body, and the existing waste gas smoke purification equipment is not conducive to environmental protection due to the fast speed of gas waste through, which leads to the purification effect of waste gas smoke is often lower than expected, thus we specially design a flue gas deacidification system. UTILITY MODEL CONTENT

[0003] The utility model discloses to aim at the technical problem existing above, provide a flue gas deacidification system, reached the effect of high -efficient purification waste gas smoke.

[0004] Therefore, the utility model provides a flue gas deacidification system, which comprises:

[0005] The first absorption tower is provided with a first air inlet and a first air outlet.

[0006] The second absorption tower is provided with a second air inlet and a second air outlet.

[0007] The conveying assembly comprises a first pipe and a second pipe, the first pipe is connected to the first absorption tower and the second absorption tower, and the second pipe is connected to the second absorption tower and the exhaust device.

[0008] The circulating assembly is connected to the first absorption tower and the second absorption tower and circulates the flue gas through the first absorption tower and the second absorption tower.

[0009] In the above technical scheme, further, the first circulating tower comprises:

[0010] The first air inlet is arranged at the lower end of the first tower body, the first air outlet is arranged at the upper end of the first tower body, and the first tower body is provided with a first discharge port at the bottom.

[0011] The first spraying system is arranged in the first tower body, and the first spraying system is connected to the second absorption tower through the circulating assembly.

[0012] In the above technical scheme, further, the second circulating tower comprises:

[0013] The second air inlet is arranged at the lower end of the second tower body, the second air outlet is arranged at the upper end of the second tower body, and the second tower body is provided with a second discharge port at the bottom.

[0014] The second spraying system is arranged in the second tower body and is connected to the first absorption tower through the circulating assembly.

[0015] In the technical scheme, further, the circulating assembly comprises:

[0016] The pump machine comprises a first pump machine and a second pump machine, the first pump machine is arranged in the first tower body, and the second pump machine is arranged in the second tower body.

[0017] The circulating liquid pipe is connected to the first tower body and the second tower body.

[0018] The circulating gas pipe is connected to the first tower body and the second tower body.

[0019] The first tower body is provided with a first connecting end at the lower side and is connected to the circulating liquid pipe, and the second tower body is provided with a second connecting end at the lower side and is connected to the circulating liquid pipe.

[0020] The first pump machine is arranged on the circulating liquid pipe, and the second pump machine is arranged on the circulating gas pipe.

[0021] In the technical scheme, further, the exhaust device comprises:

[0022] The exhaust cylinder is provided with a plurality of layers of stainless steel wire meshes.

[0023] The active carbon adsorption assembly is arranged on the second pipe.

[0024] The flue gas enters the exhaust cylinder after passing through the active carbon adsorption assembly.

[0025] In the technical scheme, further, the active carbon adsorption assembly comprises:

[0026] The cylinder is provided with an interface and a mounting connector, the mounting connector is connected to the second pipe, and the interface is connected to a cover.

[0027] The active carbon rod is crimped into a cylindrical shape by a metal wire mesh, filled with active carbon support, and placed in the cylinder by the mounting frame.

[0028] In the technical scheme, further, the technical scheme further comprises:

[0029] The fan is arranged in the first tower body and the second tower body, and generates a cyclone in the first tower body and the second tower body.

[0030] In the technical scheme, further, the technical scheme further comprises:

[0031] The monitoring assembly is arranged in the exhaust cylinder.

[0032] The utility model discloses beneficial effect is: first pipe fitting connects first gas outlet and second gas inlet, and second pipe fitting is connected in second gas outlet, and the outside exhaust, and circulation pipe fitting connects primary absorption tower and secondary absorption tower, and can send the flue gas in secondary absorption tower back to primary absorption tower, carries out repeated gas particle recovery, thereby promotes the overall flue gas treatment effect. BRIEF DESCRIPTION OF DRAWINGS

[0033] Figure 1 It is the perspective drawing of the utility model;

[0034] Figure 2 It is the cross section schematic view of the utility model;

[0035] Figure 3 It is the local cross section schematic view of the utility model;

[0036] Marked in the drawing is: 1, primary absorption tower, 11, first tower body, 12, first spray system, 2, first gas inlet, 3, first gas outlet, 4, secondary absorption tower, 41, second tower body, 42, second spray system, 5, second gas inlet, 6, second gas outlet, 71, first pipe fitting, 72, second pipe fitting, 8, exhaust device, 81, exhaust cylinder, 811, stainless steel wire net, 82, activated carbon adsorption subassembly, 821, cylinder body, 8211, interface, 822, mounting connector, 823, activated carbon rod, 824, end cover, 9, circulating assembly, 91, first pump machine, 92, second pump machine, 93, circulating liquid pipe, 94, circulating gas pipe, 10, fan, 14, monitoring assembly. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art belong to the scope of protection of the present application.

[0038] Embodiment 1:

[0039] The embodiment provides a flue gas deacidification system, which comprises:

[0040] The primary absorption tower 1 is provided with a first gas inlet 2 and a first gas outlet 3.

[0041] The secondary absorption tower 4 is provided with a second gas inlet 5 and a second gas outlet 6.

[0042] The conveying assembly comprises a first pipe fitting 71 and a second pipe fitting 72, the first pipe fitting 71 is connected with the primary absorption tower 1 and the secondary absorption tower 4, and the second pipe fitting 72 is connected with the secondary absorption tower 4 and the exhaust device 8.

[0043] The circulating assembly 9 connects the primary absorption tower 1 and the secondary absorption tower 4 and circulates the flue gas through the primary absorption tower 1 and the secondary absorption tower 4.

[0044] The embodiment can be seen that a flue gas deacidification system includes a primary absorption tower 1, a secondary absorption tower 4, a conveying assembly and a circulating assembly 9;

[0045] The primary absorption tower 1 is provided with a first gas inlet 2 and a second gas inlet 5, the secondary absorption tower 4 is provided with a second gas inlet 5 and a second gas outlet 6, the output assembly includes a first pipe 71 and a second pipe 72, the first pipe 71 connects the first gas outlet 3 and the second gas inlet 5, the second pipe 72 is connected to the second gas outlet 6 and exhausts outward, and the circulating pipe connects the primary absorption tower 1 and the secondary absorption tower 4 and can send the flue gas in the secondary absorption tower 4 back to the primary absorption tower 1 for repeated gas particle recovery, thereby improving the overall flue gas treatment effect.

[0046] Embodiment 2:

[0047] The embodiment provides a flue gas deacidification system, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features.

[0048] The primary circulating tower includes:

[0049] The first tower body 11, the first gas inlet 2 is arranged at the lower end of the first tower body 11, the first gas outlet 3 is arranged at the upper end of the first tower body 11, and the first tower body 11 is provided with a first discharge port at the bottom;

[0050] The first spraying system 12 is arranged in the first tower body 11, and the first spraying system 12 is communicated to the secondary absorption tower 4 through the circulating assembly 9.

[0051] The embodiment can be seen that the primary circulating tower includes a first tower body 11 and a first spraying system 12;

[0052] The first gas inlet 2 and the first discharge port are formed on the lower side of the first tower body 11, the first discharge port is used for discharging solution waste, the first gas outlet 3 is formed on the upper end of the first tower body 11, the first tower body 11 forms a closed space, thereby facilitating the treatment of waste gas, the first spraying system 12 is installed in the first tower body 11, the first spraying system 12 is formed by a plurality of spray guns arranged side by side in the first tower body 11 and is connected with an external water supply pipe, in use, the first spraying system 12 continuously sprays the liquid medicine in the first tower body 11, the liquid medicine contacts the flue gas and absorbs the particulate pollution in the flue gas, thereby realizing the purification effect, further, the first tower body 11 is connected to the second tower body 41 through the circulating assembly 9, in use, the medicine solution in the second tower body 41 can be used as a secondary solution (the first tower body 11 has carried out the first purification on the flue gas, so that the medicine solution produced by the second filtration in the second tower body 41 is mostly in an unsaturated state, so it can be used as a secondary solution) and is sprayed into the first tower body 11 for use, thereby facilitating cost saving and avoiding waste.

[0053] Embodiment 3:

[0054] The embodiment provides a flue gas deacidification system, in addition to the technical scheme of the above-mentioned embodiment, further has the following technical features.

[0055] The secondary circulating tower comprises:

[0056] The second tower body 41, the second gas inlet 5 is arranged at the lower end of the second tower body 41, the second gas outlet 6 is arranged at the upper end of the second tower body 41, and the second tower body 41 is provided with a second discharge port at the bottom;

[0057] The second spraying system 42 is arranged in the second tower body 41, and the second spraying system 42 is communicated to the primary absorption tower 1 through the circulating assembly 9.

[0058] It can be seen from the embodiment that the secondary circulating tower comprises the second tower body 41 and the second spraying system 42;

[0059] The second gas inlet 5 and the first discharge port are formed on the lower side of the first tower body 11, the second discharge port is used for discharging solution waste, and the second discharge port is communicated with the first tower body 11 through a circulating device, the second gas outlet 6 is formed on the upper end of the second tower body 41, the second tower body 41 forms a closed space, thereby helping to treat the waste gas, the second spraying system 42 is installed in the second tower body 41, the second spraying system 42 is formed by a plurality of spray guns arranged side by side in the second tower body 41 and is connected with an external water supply pipe, in use, the second spraying system 42 continuously sprays the liquid medicine in the second tower body 41, the liquid medicine contacts the flue gas and absorbs the particulate pollution in the flue gas, thereby realizing the purification effect, further, the second tower body 41 is connected to the first tower body 11 through the circulating assembly 9, in use, the liquid medicine solution in the second tower body 41 can be used as a secondary solution (the first tower body 11 has purified the flue gas once, so that the liquid medicine solution generated in the second tower body 41 for the second time filtering is mostly in an unsaturated state, and therefore can be used as a secondary solution) and is sprayed into the second tower body 41 for use, thereby helping to save costs and not easily causing waste.

[0060] Embodiment 4:

[0061] The embodiment provides a flue gas deacidification system, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features.

[0062] The circulating assembly 9 comprises:

[0063] The pump machine comprises a first pump machine 91 and a second pump machine 92, the first pump machine 91 is arranged in the first tower body 11, and the second pump machine 92 is arranged in the second tower body 41;

[0064] The circulating liquid pipe 93 connects the first tower body 11 and the second tower body 41;

[0065] The circulating gas pipe 94 connects the first tower body 11 and the second tower body 41;

[0066] The first tower body 11 is provided with a first connecting end and a second connecting end, the circulating liquid pipe 93 is connected with the first connecting end and the third connecting end, the second tower body 41 is provided with a third connecting end and a fourth connecting end, and the circulating gas pipe 94 is connected with the second connecting end and the fourth connecting end;

[0067] The first pump machine 91 is arranged on the circulating liquid pipe 93, and the second pump machine 92 is arranged on the circulating gas pipe 94.

[0068] It can be seen from the embodiment that the circulating assembly 9 comprises a pump machine, a circulating liquid pipe 93 and a circulating gas pipe 94, further, the first tower body 11 is provided with a first connecting end and a second connecting end on the lower side, the second tower body 41 is provided with a third connecting end on the lower side, and the second tower body 41 is provided with a fourth connecting end on the upper side;

[0069] The circulating liquid pipe 93 is connected with the first connecting end and the third connecting end, the first pump machine 91 is installed with the circulating liquid pipe 93, and the circulating liquid pipe 93 is controlled to guide the solution in the second tower body 41 into the first tower body 11;

[0070] The circulating gas pipe 94 is connected with the second connecting end and the fourth connecting end, the second pump machine 92 is assembled with the circulating gas pipe 94, and the circulating gas pipe 94 is controlled to send the gas in the second tower body 41 back to the first tower body 11 to carry out circulating purification, thereby helping the purification effect.

[0071] Embodiment 5:

[0072] The embodiment provides a flue gas deacidification system, in addition to comprising the technical scheme of the above-mentioned embodiment, further has the following technical features.

[0073] The exhaust device 8 comprises:

[0074] The exhaust cylinder 81 is provided with a plurality of layers of stainless steel wire meshes 811 in the exhaust cylinder 81;

[0075] The active carbon adsorption assembly 82 is arranged on the second pipe 72;

[0076] The flue gas enters the exhaust cylinder 81 after passing through the active carbon adsorption assembly 82.

[0077] It can be seen from the embodiment that the exhaust device 8 comprises the exhaust cylinder 81 and the active carbon adsorption assembly 82;

[0078] The exhaust cylinder 81 is connected to the second gas outlet 6 through the second pipe 72, and the exhaust cylinder 81 is provided with a plurality of layers of stainless steel wire meshes 811, which can further filter particulate matters in the flue gas, and the active carbon adsorption assembly 82 is arranged on a section of the second pipe 72 between the exhaust cylinder 81 and the second gas outlet 6, and the active carbon adsorption assembly 82 can filter the flue gas through active carbon, thereby improving the purification effect of the flue gas.

[0079] Embodiment 6:

[0080] The embodiment provides a flue gas deacidification system, in addition to comprising the technical scheme of the above-mentioned embodiment, further has the following technical features.

[0081] The active carbon adsorption assembly 82 comprises:

[0082] The cylinder body 821 is provided with an interface 8211 and a mounting connector 822, the mounting connector 822 is connected with the second pipe 72, and the interface 8211 is connected with a cover body;

[0083] The active carbon rod 823 is placed into the cylinder 821 by the installation frame after the metal wire mesh is rolled into a cylinder shape and filled with active carbon support.

[0084] The active carbon adsorption assembly 82 includes the cylinder 821 and the active carbon rod 823.

[0085] The cylinder 821 is hollow inside and provided with the installation joint 822 at both ends to be connected with the second pipe 72. The middle section of the cylinder 821 is shaped with the interface 8211 for installing the active carbon rod 823. The interface 8211 is closed by the cover during use.

[0086] Embodiment 7

[0087] The flue gas deacidification system provided in the embodiment further has the following technical features in addition to the technical solutions of the above embodiments.

[0088] The fan 10 is arranged in the first tower body 11 and the second tower body 41 to generate a rotational flow in the first tower body 11 and the second tower body 41. The fan 10 is arranged above the first spraying system 12 and the second spraying system 42.

[0089] The fan 10 is arranged on the inner side port of the first gas outlet 3 and the second gas outlet 6. The fan 10 is arranged in the first tower body 11 and the second tower body 41 to provide power for the flue gas entering the first tower body 11 and the second tower body 41.

[0090] Embodiment 8

[0091] The flue gas deacidification system provided in the embodiment further has the following technical features in addition to the technical solutions of the above embodiments.

[0092] The monitoring assembly 14 is arranged in the exhaust cylinder 81.

[0093] The monitoring assembly 14 is arranged in the exhaust cylinder 81.

[0094] The embodiments of the present application are described above in combination with the drawings. In the case of no conflict, the embodiments and the features in the embodiments in the present application can be combined with each other. The present application is not limited to the above specific embodiments, which are only illustrative but not restrictive. Those skilled in the art can make many forms under the guidance of the present application without departing from the scope of the present application and the protection scope of the claims.

Claims

1. A flue gas deacidification system, characterized by, The utility model relates to a kind of flue gas absorption device, including: Primary absorption tower (1), the primary absorption tower (1) is provided with first air inlet (2) and first air outlet (3); Secondary absorption tower (4), the secondary absorption tower (4) is provided with second air inlet (5) and second air outlet (6); Conveying assembly, the conveying assembly includes first pipe fitting (71) and second pipe fitting (72), the first pipe fitting (71) is connected primary absorption tower (1) and secondary absorption tower (4), the second pipe fitting (72) is connected secondary absorption tower (4), and is connected with exhaust device; Circulation assembly (9), the circulation assembly (9) is connected primary absorption tower (1) and secondary absorption tower (4), and flue gas is circulated through primary absorption tower (1) and secondary absorption tower (4).

2. The flue gas deacidification system according to claim 1, characterized in that, Primary circulation tower includes: First tower body (11), the first air inlet (2) is arranged at the lower end of first tower body (11), the first air outlet (3) is arranged at the upper end of first tower body (11), and the first tower body (11) bottom is provided with first discharge port; First spraying system (12), the first spraying system (12) is arranged in first tower body (11), and the first spraying system (12) is communicated to secondary absorption tower (4) by circulation assembly (9).

3. A flue gas deacidification system according to claim 2, characterized in that Secondary circulation tower includes: Second tower body (41), the second air inlet (5) is arranged at the lower end of second tower body (41), the second air outlet (6) is arranged at the upper end of second tower body (41), and the second tower body (41) bottom is provided with second discharge port; Second spraying system (42), the second spraying system (42) is arranged in second tower body (41), and the second spraying system (42) is communicated to primary absorption tower (1) by circulation assembly (9).

4. A flue gas deacidification system according to claim 3, characterized in that Circulation assembly (9) includes: Pump machine, the pump machine includes first pump machine (91) and second pump machine (92); Circulating liquid pipe (93), the circulating liquid pipe (93) is connected first tower body (11) and second tower body (41); Circulating gas pipe (94), the circulating gas pipe (94) is connected first tower body (11) and second tower body (41); Wherein, the circulating liquid pipe (93) is connected with first spraying system (12); Wherein, the first pump machine (91) is arranged on circulating liquid pipe (93), and the second pump machine (92) is arranged on circulating gas pipe (94).

5. A flue gas deacidification system according to claim 4, characterized in that Exhaust device includes: Exhaust cylinder (81), the exhaust cylinder (81) is provided with multiple layers of stainless steel wire net (811) in; Activated carbon adsorption assembly (82), the activated carbon adsorption assembly (82) is arranged on second pipe fitting (72); Wherein, the flue gas enters into exhaust cylinder (81) after passing through activated carbon adsorption assembly (82).

6. A flue gas deacidification system according to claim 5, characterized in that Activated carbon adsorption assembly (82) includes: Cylinder body (821), the cylinder body (821) is provided with interface (8211) and mounting connector (822), the mounting connector (822) is connected with second pipe fitting (72), and the interface (8211) is connected with cover body; The active carbon rod (823) is placed into the cylinder (821) by the installing frame.

7. A flue gas deacidification system according to claim 6, characterized in that It comprises: The fan (10) is arranged in the first tower body (11) and the second tower body (41), and generates the cyclone in the first tower body (11) and the second tower body (41).

8. A flue gas deacidification system according to claim 7, further characterized by It comprises: The monitoring assembly (14) is arranged in the exhaust cylinder (81).

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