Desulfurized gas purification equipment with gas detection function

Abstract

The utility model relates to the technical field of gas purification equipment, in particular to desulfurized gas purification equipment with a gas detection function, which comprises a purification tank, a rotating component for mixing liquid medicine and gas is arranged in the purification tank, a demisting plate is mounted above the rotating component, and a gas inlet is formed in the middle of the demisting plate. A demisting plate is arranged in the purification tank, a microporous filtering membrane fixed to the inner wall of the purification tank is arranged above the demisting plate in parallel, a gas detection assembly is installed above the microporous filtering membrane, the gas detection assembly is installed on the inner wall of the purification tank, and one side of the purification tank is fixedly connected with a circulating pipe; the gas detection assembly comprises a detection box fixed to the inner wall of the purification tank, and an exhaust fan used for exhausting is fixedly embedded into one side of the detection box. After detection, substandard gas is sucked into the bottom of the inner cavity of the purification tank again and reacts with the liquid medicine again, and the gas can be discharged out until reaching the standard.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas purification equipment technical field especially is related to a desulfurization gas purification equipment of gas detection function. BACKGROUND

[0002] The main function of the desulfurization gas purification equipment is to efficiently remove the gas containing sulfide, to improve the quality of the gas and reduce environmental pollution. The wet desulfurization purification equipment utilizes the reaction between the aqueous solution and the sulfide in the gas to convert it into water-soluble compounds such as sulfates, thereby achieving the desulfurization effect.

[0003] If the current desulfurization gas purification equipment is directly discharged after gas treatment, it may cause the non-compliant gas to be directly discharged to the outside;

[0004] The existing public technical solution, with publication number CN221514089U, discloses a desulfurization gas purification equipment, which includes a purification tank and a water purification tank. The purification tank is provided with an air inlet pipe on one side of the tank wall and a water inlet pipe on the other side of the tank wall. The water inlet pipe is connected to the water purification tank. The purification tank is provided with a rotating spray mechanism. The rotating spray mechanism sprays and purifies the sulfur-containing gas. At the same time, the stirring device stirs and mixes the chemical water and the sulfur-containing gas, increasing the contact area between the chemical water and the sulfur-containing gas and the neutralization effect of the sulfur-containing gas and the chemical water. This allows the sulfur-containing gas to fully react with the chemical water, improves the purification effect of the purification equipment, greatly reduces the purification cost and energy consumption, and detects the purified sulfur-containing gas through the concentration detection device to avoid the discharge of non-compliant sulfur-containing gas after purification.

[0005] In actual implementation, the above technical solution detects the gas through the concentration detection device. Although the non-compliant gas does not spread out, it accumulates at the top of the inner cavity of the purification tank, which is not convenient for reaction with the chemical water at the bottom. SUMMARY

[0006] The utility model aims at providing a desulfurization gas purification equipment with gas detection function, which can re-pump the non-compliant gas into the bottom of the inner cavity of the purification tank after detection, react with the chemical water again, and discharge to the outside only when the gas meets the standard, to solve the problems raised in the above background technology.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a desulfurized gas purification equipment of gas detection function, including the purification tank, the inside of purification tank is provided with the rotating component of drug water and gas mixture, the upper portion of rotating component is installed with the demisting plate, and the upper portion of demisting plate is provided with the micropore filter membrane fixed on the inner wall of purification tank, the upper portion of micropore filter membrane is installed with gas detection component, and gas detection component is installed in the inner wall of purification tank, one side of purification tank is fixedly connected with circulating pipe, and the middle part of circulating pipe is fixedly installed with the air pump, the other side of purification tank is fixedly connected with the air inlet pipe for air inlet,

[0008] The gas detection component includes a detection box fixed to the inner wall of the purification tank, and an exhaust fan for exhaust is embedded and fixed to one side of the detection box.

[0009] Preferably, an air inlet is formed in the air outlet direction of the air inlet impeller, and the air inlet and the detection box are in communication.

[0010] Preferably, a gas detection sensor is further fixedly installed in the detection box by bolts, and the air inlet head is located in the air inlet direction of the air inlet impeller.

[0011] Preferably, the rotating component includes a servo motor fixed to the bottom of the purification tank, a mixing shaft is fixedly arranged on the power output end of the servo motor, and mixing rods are evenly and equidistantly welded around the mixing shaft.

[0012] Preferably, a connecting shaft is fixedly arranged on the top of the mixing shaft, a rotating ring is fixed to the top of the connecting shaft, and a plurality of spray heads are evenly and equidistantly distributed on the bottom surface of the rotating ring.

[0013] Preferably, a connecting pipe is fixedly arranged on the top of the rotating ring, a connecting cylinder is fixed to the top of the connecting pipe, a liquid inlet pipe is rotatably installed in the connecting cylinder by a bearing, rotating supports are fixedly arranged around the connecting cylinder, limit supports are arranged between the rotating supports and the purification tank, limit balls are fixedly arranged at the ends of the rotating supports, limit supports are arranged between the rotating supports and the purification tank, and limit grooves matching the limit balls are formed in the limit supports.

[0014] Preferably, an air outlet pipe for air outlet is fixed to the top of the purification tank, an electromagnetic valve is fixedly arranged in the middle of the air outlet pipe, and a support frame is arranged between the air outlet pipe and the liquid inlet pipe.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. Through the gas detection assembly arranged, the gas can be detected, if the gas does not reach the standard, the gas at the top is re-input into the bottom of the purification tank from the circulating pipe by the air pump, realizes secondary purification, because the exhaust fan is arranged on the detection box, the exhaust fan can exhaust the gas in the detection box outward, avoids the gas staying in the detection box, influences the detection result of the gas detection sensor;

[0017] 2. Through the rotation assembly arranged, the mixing rod can be driven to rotate, so that the gas and the aqueous solution are fully contacted. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiment or the prior art description, obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0019] Figure 1 It is the overall structure view of the utility model;

[0020] Figure 2 It is the half cut structure schematic view of the purification tank of the utility model;

[0021] Figure 3 It is the structure schematic view of the rotation assembly of the utility model;

[0022] Figure 4 It is the structure schematic view of the gas detection assembly of the utility model;

[0023] Figure 5 It is the half cut structure schematic view of the air outlet pipe of the utility model.

[0024] BRIEF DESCRIPTION OF DRAWINGS

[0025] 1, purification tank;2, rotation assembly;201, servo motor;202, mixing rod;203, mixing shaft;204, connecting shaft;205, rotating ring;206, connecting barrel;207, rotating support;208, connecting pipe;209, spray head;210, limit ball;211, limit groove;3, liquid inlet pipe;4, gas detection assembly;401, detection box;402, exhaust fan;403, gas detection sensor;404, gas inlet;405, air inlet impeller;406, air inlet head;5, air outlet pipe;6, microporous filter membrane;7, demisting plate;8, circulating pipe;9, air pump;10, support frame;11, limit support;12, air inlet pipe;13, electromagnetic valve. DETAILED DESCRIPTION

[0026] Clearly, the described embodiments are merely a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all the other embodiments obtained by the ordinary skilled in the art without making creative labor are within the scope of protection of the present utility model.

[0027] The present utility model provides a technical scheme:

[0028] Please refer to Figures 1 to 4 A desulfurized gas purification equipment with gas detection function, including the purification tank 1, the inside of purification tank 1 is provided with the rotating component 2 of medicine and gas mixing, the upper portion of rotating component 2 is installed with demisting plate 7, and the upper portion of demisting plate 7 is provided with microporous filter membrane 6 fixed on the inner wall of purification tank 1, the upper portion of microporous filter membrane 6 is installed with gas detection component 4, and gas detection component 4 is installed on the inner wall of purification tank 1, one side of purification tank 1 is fixedly connected with circulating pipe 8, and the middle part of circulating pipe 8 is fixedly installed with air pump 9, the other side of purification tank 1 is fixedly connected with air inlet pipe 12 for air inlet;

[0029] Gas detection component 4 includes detection box 401 fixed on the inner wall of purification tank 1, and one side of detection box 401 is embedded with exhaust fan 402 for exhaust, and the adjacent side of detection box 401 is fixed with air inlet head 406 for air inlet.

[0030] The inside of detection box 401 is rotatably installed with air inlet impeller 405, and the air outlet direction of air inlet impeller 405 is provided with air inlet 404, air inlet 404 and detection box 401 are mutually communicated, and the inside of detection box 401 is further fixedly installed with gas detection sensor 403 through bolt, and air inlet head 406 is located in the air inlet direction of air inlet impeller 405.

[0031] Through the above technical scheme, for the gas entering the inside of the purification tank 1, the rotating assembly 2 at the bottom can be mixed with the aqueous solution, then filtered upwards through the mist eliminator plate 7 and the microporous filter membrane 6, and then enters the area of the gas detection assembly 4. After the impeller 405 rotates, the purified gas enters through the gas inlet head 406, enters the detection area of the detection box 401 through the gas inlet 404 on one side of the impeller 405, and then the gas detection sensor 403 detects the gas. After the gas meets the standard, it is discharged outward. If the gas does not meet the standard, the air pump 9 is started to re-input the gas at the top into the bottom of the purification tank 1 through the circulating pipe 8, so as to realize secondary purification. At the same time, the exhaust fan 402 is arranged, which can exhaust the gas in the detection box 401 outward, so as to avoid the gas staying in the detection box 401 and affecting the detection result of the gas detection sensor 403. It needs to be noted that the bottom of the circulating pipe 8 needs to be lower than the height of the mixing rod 202 on the rotating assembly 2. The gas detection sensor 403 used herein can select a suitable gas detection sensor 403 according to the type of the purified sulfur-containing gas. For example, a VentisMX4 sulfur dioxide sensor can be used to detect the sulfur dioxide concentration of the gas entering the detection box 401, and an ES4-H2S-10 hydrogen sulfide gas sensor can be used to detect the hydrogen sulfide concentration of the gas entering the detection box 401. When the sulfur dioxide concentration or the hydrogen sulfide concentration meets the standard, the gas can be discharged from the purification tank 1.

[0032] Specifically, as shown in Figure 3 and Figure 5 , the rotating assembly 2 includes a servo motor 201 fixed at the bottom of the purification tank 1. The power output end of the servo motor 201 is fixedly provided with a mixing shaft 203. The mixing shaft 203 is uniformly distributed with mixing rods 202 welded therearound at equal intervals. The top of the mixing shaft 203 is fixedly provided with a connecting shaft 204. The top of the connecting shaft 204 is fixed with a rotating ring 205. The bottom surface of the rotating ring 205 is fixed with a plurality of spray heads 209 distributed at equal intervals. The top of the rotating ring 205 is fixedly provided with a connecting pipe 208. The top of the connecting pipe 208 is fixed with a connecting cylinder 206. The inside of the connecting cylinder 206 is rotatably installed with a liquid inlet pipe 3 through a bearing. The four sides of the connecting cylinder 206 are fixedly provided with rotating supports 207. The rotating supports 207 and the purification tank 1 are provided with limit supports 11. The distal end of the rotating support 207 is fixedly provided with a limit ball 210. The rotating support 207 and the purification tank 1 are provided with limit supports 11. The inside of the limit support 11 is provided with a limit groove 211 matched with the limit ball 210. The top of the purification tank 1 is fixed with an air outlet pipe 5 for air outlet. The middle of the air outlet pipe 5 is fixedly provided with an electromagnetic valve 13. The air outlet pipe 5 and the liquid inlet pipe 3 are provided with a support frame 10.

[0033] By adopting the above technical scheme, the liquid inlet pipe 3 is inserted into the inside of the connecting cylinder 206, the connecting cylinder 206 can rotate outside the liquid inlet pipe 3 through the bearing connection, the gas inlet pipe 12 is arranged on one side of the purification tank 1, and the connection position of the gas inlet pipe 12 and the purification tank 1 is lower than the height of the mixing rod 202, the gas enters the lower part of the inside of the purification tank 1, at this time, the water solution can enter the connecting cylinder 206 through the liquid inlet pipe 3 and flow to the spray head 209 through the connecting pipe 208, so as to spray the gas, the water solution can be contacted with the sulfur-containing gas, when the servo motor 201 drives the mixing shaft 203 to rotate, the mixing rod 202 and the connecting shaft 204 can be driven to rotate, the connecting shaft 204 can drive the rotating ring 205 to rotate, the connecting pipe 208 on the rotating ring 205 drives the connecting cylinder 206 to rotate outside the liquid inlet pipe 3, the connecting cylinder 206 rotates inside the limiting support 11 through the rotating support 207, the top of the liquid inlet pipe 3 penetrates the gas outlet pipe 5, the supporting frame 10 is a hollow structure, the gas can enter the gas outlet pipe 5 through the supporting frame 10, the electromagnetic valve 13 can open and close the gas outlet pipe 5, when the gas outlet pipe 5 is opened, the gas can be normally discharged, it is particularly pointed out that the connection position of the liquid inlet pipe 3 and the gas outlet pipe 5 needs to be higher than the top of the microporous filter membrane 6.

[0034] Working principle: the gas enters the lower part of the purification tank 1 through the gas inlet pipe 12, at this time the water solution can enter the connecting cylinder 206 through the liquid inlet pipe 3, and flow to the spray head 209 through the connecting pipe 208 at the bottom of the connecting cylinder 206, so as to spray the gas, the water solution can be contacted with the sulfur-containing gas, when the servo motor 201 drives the mixing shaft 203 to rotate, the mixing rod 202 and the connecting shaft 204 can be driven to rotate at the same time, and the connecting shaft 204 can drive the rotating ring 205 to rotate, because the liquid inlet pipe 3 is inserted into the inside of the connecting cylinder 206, which is connected through the bearing, the connecting cylinder 206 can rotate outside the liquid inlet pipe 3 through the bearing, the rotating ring 205 rotates and drives the connecting cylinder 206 to rotate outside the liquid inlet pipe 3 through the connecting pipe 208 on the rotating ring 205, and the connecting cylinder 206 rotates in the inside of the limiting support 11 through the rotating support 207, the top of the liquid inlet pipe 3 penetrates the gas outlet pipe 5, the electromagnetic valve 13 can close the gas outlet pipe 5, when opened, the gas outlet pipe 5 can normally exhaust, after the gas reacts with the water solution, it is filtered upwards through the demisting plate 7 and the microporous filter membrane 6, enters the gas detection assembly 4 area, the impeller motor installed on the air inlet impeller 405 is started, after driving the air inlet impeller 405 to rotate, the purified gas enters through the air inlet head 406, and enters the detection area of the detection box 401 through the air inlet 404 on one side of the air inlet impeller 405, after the gas detection sensor 403 detects the gas, the gas is discharged outwardly if it meets the standard, if the gas does not meet the standard, the air pump 9 is started, the gas at the top is re-input into the bottom of the purification tank 1 through the circulating pipe 8, realizing secondary purification, at the same time, the exhaust fan 402 is arranged, which can exhaust the gas in the detection box 401 to the outside, avoiding the gas staying in the detection box 401, affecting the detection result of the gas detection sensor 403.

[0035] Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.

Claims

1. A desulfurization gas purification device with gas detection function, comprising a purification tank (1), characterized in that: The purification tank (1) is equipped with a rotating assembly (2) for mixing medicine and gas. A demisting plate (7) is installed above the rotating assembly (2), and a microporous filter membrane (6) is fixed on the inner wall of the purification tank (1) in parallel above the demisting plate (7). A gas detection assembly (4) is installed above the microporous filter membrane (6), and the gas detection assembly (4) is installed on the inner wall of the purification tank (1). A circulation pipe (8) is fixedly connected to one side of the purification tank (1), and a vacuum pump (9) is fixedly installed in the middle of the circulation pipe (8). An air inlet pipe (12) for air intake is fixedly connected to the other side of the purification tank (1). The gas detection assembly (4) includes a detection box (401) fixed to the inner wall of the purification tank (1), and an exhaust fan (402) for exhaust is embedded and fixed on one side of the detection box (401), and an air inlet head (406) for air intake is fixed on the adjacent side of the detection box (401).

2. The desulfurization gas purification equipment with gas detection function according to claim 1, characterized in that: An air inlet impeller (405) is rotatably mounted inside the detection box (401), and an air inlet (404) is provided in the air outlet direction of the air inlet impeller (405), and the air inlet (404) is connected to the detection box (401).

3. The desulfurization gas purification equipment with gas detection function according to claim 1, characterized in that: The gas detection sensor (403) is also fixedly installed inside the detection box (401) by bolts, and the air inlet head (406) is located in the air inlet direction of the air inlet impeller (405).

4. The desulfurization gas purification equipment with gas detection function according to claim 1, characterized in that: The rotating assembly (2) includes a servo motor (201) fixed to the bottom of the purification tank (1). The power output end of the servo motor (201) is fixedly provided with a mixing shaft (203), and mixing rods (202) are welded evenly and equidistantly around the mixing shaft (203).

5. The desulfurization gas purification equipment with gas detection function according to claim 4, characterized in that: A connecting shaft (204) is fixedly provided at the top of the mixing shaft (203), and a rotating ring (205) is fixed at the top of the connecting shaft (204). Several spray heads (209) are evenly distributed at equal intervals on the bottom surface of the rotating ring (205).

6. The desulfurization gas purification equipment with gas detection function according to claim 5, characterized in that: A connecting pipe (208) is fixedly installed at the top of the rotating ring (205), and a connecting cylinder (206) is fixedly installed at the top of the connecting pipe (208). An inlet pipe (3) is rotatably installed inside the connecting cylinder (206) via a bearing. A rotating bracket (207) is fixedly installed around the connecting cylinder (206), and a limiting ball (210) is fixedly installed at the end of the rotating bracket (207). A limiting bracket (11) is provided between the rotating bracket (207) and the purification tank (1), and a limiting groove (211) adapted to the limiting ball (210) is opened inside the limiting bracket (11).

7. A desulfurization gas purification device with gas detection function according to claim 6, characterized in that: The top of the purification tank (1) is fixed with an exhaust pipe (5) for venting air. A solenoid valve (13) is fixedly installed in the middle of the exhaust pipe (5). A support frame (10) is fixedly connected between the exhaust pipe (5) and the liquid inlet pipe (3).

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