Liquid-gas separation device at tail end of acid regeneration washing tower

Abstract

The utility model relates to a tail end liquid-gas separation device of an acid regeneration washing tower, which comprises a tower drum of the washing tower, a circle of supporting step is arranged on the inner wall of the tail end of the tower drum, a liquid-gas separation mechanism is arranged on the supporting step, the liquid-gas separation mechanism comprises a supporting rod and a plurality of baffles, each baffle is provided with a through hole, and the through holes are communicated with the supporting rod. The supporting rods connect all the baffles in series through the penetrating holes, the outer contours of the baffles connected in series are matched with the shape of the inner wall of the tower barrel, and an overflowing gap is formed between every two adjacent baffles. According to the utility model, acidic water mist in the flue gas is effectively intercepted before the flue gas is discharged out of the washing tower, so that liquid-gas separation is realized, and the problem of environmental pollution caused by high content of acidic liquid drops in the flue gas discharged by the acid regeneration chimney is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydrochloric acid regenerator unit technical field, and specifically is a kind of acid regeneration scrubbing tower end liquid-gas separation device. BACKGROUND

[0002] Hydrochloric acid regeneration process needs to use calcination furnace, and calcination furnace contains a large amount of dust in flue gas, and before discharging chimney, it needs to pass through scrubbing tower to clean flue gas, and particulate matter and chloride, nitrogen oxides of flue gas can be absorbed and dissolved by scrubbing water.In order to increase scrubbing effect, scrubbing water is sprayed by high-pressure nozzle, and in actual work, water mist produced when high-pressure nozzle sprays scrubbing liquid will also be discharged with flue gas chimney, so that the content of acidic droplet in flue gas is high, and environment is polluted.Therefore, a kind of liquid-gas separation device is needed to intercept the water mist mixed in flue gas before discharging flue gas from scrubbing tower. SUMMARY

[0003] The utility model mainly aims at solving the above-mentioned prior art problems, and provides a kind of acid regeneration scrubbing tower end liquid-gas separation device.

[0004] The specific scheme of the utility model is as follows: a kind of acid regeneration scrubbing tower end liquid-gas separation device, including the tower barrel of scrubbing tower, and a circle of support step is equipped in the inner wall of tower barrel end, and liquid-gas separation mechanism is mounted on support step, the liquid-gas separation mechanism includes support rod and several baffle plates, each baffle plate is equipped with perforation, and support rod is connected by all baffle plates by perforation, and the outer contour of baffle plate after stringing is matched with the shape of tower barrel inner wall, and flow gap is equipped between adjacent two baffle plates.

[0005] Further, the installation seat is equipped at the support step of tower barrel side wall, the installation cavity that is communicated with the inside of tower barrel is equipped in installation seat, installation cavity is used to make the liquid-gas separation mechanism be installed from the side of tower barrel, and the outer end surface of installation seat is equipped with installation port, and the detachable sealing plate is mounted at installation port.

[0006] Further, sealing element is mounted between the sealing plate and installation seat.

[0007] Further, the sealing plate and installation seat are connected and fastened by several bolts.

[0008] Further, the cross section of baffle plate is arc-shaped, and one isolation pipe sleeve is sleeved between each adjacent two baffle plates of support rod.

[0009] Further, baffle plate is made of PVC material, and support rod is made of PPH material.

[0010] Compared with the prior art, the present application has the following advantages: the acidic water mist in the flue gas is effectively intercepted before the flue gas is discharged from the washing tower, liquid-gas separation is realized, and the problem of high acidic droplet content in the flue gas discharged from the acid regeneration chimney polluting the environment is solved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 is a three-dimensional schematic view of the present application;

[0012] Figure 2 is a front view of the present application;

[0013] Figure 3 is Figure 2 A-A view of the present application;

[0014] Figure 4 is a structural schematic view of the liquid-gas separation mechanism of the present application;

[0015] Figure 5 is Figure 4 a top view of the present application;

[0016] In the figure: 1, tower barrel; 2, mounting seat; 3, sealing plate; 4, bolt; 5, support step; 6, liquid-gas separation mechanism; 61, baffle; 62, support rod; 63, isolation pipe sleeve. DETAILED DESCRIPTION

[0017] Referring to Figures 1-5 , the present embodiment is a liquid-gas separation device at the end of an acid regeneration washing tower, which comprises a tower barrel 1 of the washing tower, a support step 5 is arranged on the inner wall at the end of the tower barrel 1, and a liquid-gas separation mechanism 6 is arranged on the support step 5, wherein the liquid-gas separation mechanism 6 comprises two support rods 62 and a plurality of baffles 61, each baffle 61 is provided with two symmetrical perforations, the support rods 62 are connected to all the baffles 61 through the perforations, the outer contour of the baffles 61 after being connected is circular, and the size thereof is matched with the inner wall of the tower barrel 1, and a flow gap is arranged between adjacent two baffles 61.

[0018] Further, the mounting seat 2 is arranged on the side wall of the tower barrel 1 corresponding to the support step 5, a mounting cavity communicating with the inside of the tower barrel 1 is arranged in the mounting seat 2, the mounting cavity is used for mounting the liquid-gas separation mechanism 6 from the side of the tower barrel 1, and the outer end face of the mounting seat 2 is provided with a mounting opening, and the mounting opening is provided with a detachable sealing plate 3.

[0019] Further, a sealing element is arranged between the sealing plate 3 and the mounting seat 2.

[0020] Further, the sealing plate 3 and the mounting seat 2 are connected and fastened through a plurality of bolts 4.

[0021] Further, the cross section of the baffle 61 is arc-shaped, and the baffle 61 is cut from a PVC pipe along a length direction, a separation sleeve 63 is sleeved between every two adjacent baffles 61, and the flow gap is controlled by the length of the separation sleeve 63.

[0022] In the embodiment, the baffle 61 is arc-shaped, the flow gap between the baffles 61 is controlled, the flow channel is zigzag-shaped, the zigzag-shaped flow gap can be smoothly passed by the flue gas, and water drops carried in the flue gas are easily adsorbed on the surface of the baffle 61.

[0023] Further, the baffle 61 is made of PVC, and the support rod 62 is made of PPH.

[0024] The working principle of the utility model is as follows: when the flue gas of mixed acid mist passes through the liquid-gas separation mechanism 6, water drops in the flue gas are separated by the arc-shaped PVC baffle 61, the flue gas passes through the flow gap between the baffles 61, the micro liquid drops are bounced and fall to the washing tower after impacting the baffle 61, and a part of the micro liquid drops are adsorbed on the surface of the baffle 61, coalesce into larger liquid drops, and fall to the washing tower under the action of gravity.

Claims

1. A liquid-gas separation device at the end of an acid regeneration scrubbing tower, comprising the tower casing of the scrubbing tower, characterized in that: A ring of support steps is provided on the inner wall of the end of the tower. A liquid-gas separation mechanism is installed on the support steps. The liquid-gas separation mechanism includes a support rod and several baffles. Each baffle has a perforation. The support rod connects all the baffles in series through the perforations. The outer contour of the connected baffles matches the shape of the inner wall of the tower. A flow gap is provided between two adjacent baffles.

2. The liquid-gas separation device at the end of an acid regeneration scrubbing tower according to claim 1, characterized in that: The tower sidewall is provided with a mounting seat corresponding to the support step. The mounting seat has a mounting cavity that communicates with the inside of the tower. The mounting cavity is used to install the liquid-gas separation mechanism from the side of the tower. The outer end face of the mounting seat is provided with a mounting port, and a removable sealing plate is installed at the mounting port.

3. The liquid-gas separation device at the end of an acid regeneration scrubbing tower according to claim 2, characterized in that: A sealing element is installed between the sealing plate and the mounting base.

4. The liquid-gas separation device at the end of an acid regeneration scrubbing tower according to claim 2, characterized in that: The sealing plate and the mounting base are fastened together by a number of bolts.

5. The liquid-gas separation device at the end of an acid regeneration scrubbing tower according to claim 1, characterized in that: The cross-section of the baffle is arc-shaped, and the support rod is fitted with an isolation sleeve between each pair of adjacent baffles.

6. The liquid-gas separation device at the end of an acid regeneration scrubbing tower according to claim 1, characterized in that: The baffle is made of PVC material, and the support rod is made of PPH material.

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