CN224009462U - A desulfurization demister - Google Patents

A desulfurization demister

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Publication number
CN224009462U
CN224009462U CN202520589743.0U CN202520589743U CN224009462U CN 224009462 U CN224009462 U CN 224009462U CN 202520589743 U CN202520589743 U CN 202520589743U CN 224009462 U CN224009462 U CN 224009462U
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CN
China
Prior art keywords
liquid
desulfurization
pipe
demister
inner cavity
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CN202520589743.0U
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Chinese (zh)
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杨海明
孙杰锋
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Shandong Mingsheng Resource Recycling Co ltd
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Shandong Mingsheng Resource Recycling Co ltd
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Priority to CN202520589743.0U priority Critical patent/CN224009462U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

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  • Treating Waste Gases (AREA)

Abstract

The utility model discloses a demisting device for desulfurization, which comprises a desulfurization tower and an air inlet pipe, wherein a demisting box is fixedly arranged at the top of the desulfurization tower, an air outlet pipe is fixedly connected to the left side surface of the demisting box, the bottom of the air outlet pipe penetrates through the top of the desulfurization tower to an inner cavity, a fourth valve is connected to an air outlet pipe through a flange, an air outlet pipe is fixedly arranged at the top of the demisting box, a liquid filling pipe is fixedly connected to the upper part of the right side surface of the demisting box, a liquid distributing device is inserted into the liquid filling pipe, a plurality of second spray heads are equidistantly arranged at the bottom of the liquid distributing device, a connecting pipe is fixedly connected to the lower part of the right side surface of the demisting box, and the bottom of the connecting pipe is fixedly connected with the top of a liquid storage box. Through setting up liquid filling pipe infusion scale removal liquid to cloth liquid device in defogging case outside, connect the second shower nozzle through cloth liquid device, make it spout scale removal liquid to each corner in the defogging case, chemically clear away the dirt layer of defogging incasement wall accumulation, guaranteed the normal operating of desulfurization defogging device, improved entire system's cleaning efficiency.

Description

Demisting device for desulfurization
Technical Field
The utility model relates to a demisting device, in particular to a demisting device for desulfurization.
Background
Desulfurization, which refers to the process of removing sulfur from fuel before combustion and sulfur removal before flue gas emission, is one of the important technical measures for controlling atmospheric pollution. Along with the acceleration of industrialization progress and the improvement of living standard of residents, the requirement for energy is continuously increased, and sulfur dioxide in coal-fired flue gas becomes a main source of atmospheric pollution, so that the reduction of sulfur dioxide emission becomes an urgent task for protecting the atmospheric environment. The desulfurizing and demisting device is one kind of equipment for purifying sulfur dioxide and granular matters from coal burning fume to reduce the exhaust of pollutant from atmosphere.
At present, when current desulfurization defogging device is carrying out defogging and desulfurization function, can lead to the inner wall surface adhesion a large amount of solid particle thing of desulfurization defogging device, in long-term operation in-process, easily forms the scale layer at the inner wall, and this scale layer can influence desulfurization defogging device's normal operating, is showing to reduce the defogging effect, and then influences entire system's efficiency and cleanliness.
Disclosure of utility model
In order to solve the defects of the technology, the utility model provides a demisting device for desulfurization.
In order to solve the technical problems, the technical scheme adopted by the utility model is that the demisting device for desulfurization comprises a desulfurization tower and an air inlet pipe, wherein an inner cavity is formed in the desulfurization tower, and the left part of the air inlet pipe penetrates through the lower part of the right side wall of the desulfurization tower and is arranged in the inner cavity;
The upper end surface of the base is fixedly provided with a water pump and a liquid storage tank, the water outlet end of the water pump is fixedly connected with the bottom of a liquid inlet pipe, the top of the liquid inlet pipe penetrates through the upper part of the right side wall of the desulfurizing tower and is arranged in the inner cavity, and the bottom of the liquid inlet pipe in the inner cavity is provided with a plurality of first spray heads for spraying desulfurizing liquid;
The top of the desulfurizing tower is fixedly provided with a mist removing box, the left side surface of the mist removing box is fixedly connected with an air outlet pipe, the bottom of the air outlet pipe penetrates through the top of the desulfurizing tower to the inner cavity;
The upper part of the right side surface of the defogging box is fixedly connected with a liquid filling pipe, a first valve is connected to the liquid filling pipe in a flange manner for controlling the infusion of the descaling liquid, the liquid filling pipe penetrates through the defogging box, a liquid distribution device is inserted into the liquid filling pipe, and a plurality of second spray heads are equidistantly arranged at the bottom of the liquid distribution device;
The first dust removing net is fixedly arranged in the inner cavity of the desulfurizing tower and is fixedly arranged above the air inlet pipe, the water tank is arranged at the bottom of the inner cavity, the bottom of the water tank penetrates through the desulfurizing tower and the base to be inserted with a drain pipe, and a third valve is connected to the drain pipe in a flange mode.
Further, the right part of the air inlet pipe is fixedly provided with a flange.
Further, the bottoms of the supporting legs are adhered with anti-slip pads.
Further, the upper flange of the liquid outlet pipe is connected with a second valve for controlling the discharge of the impurities after the descaling.
Further, the top of the inner cavity of the desulfurizing tower is fixedly provided with a second dust removing net for removing dust from the desulfurized waste gas.
Further, the liquid distribution device is a liquid distribution pipe, and the other end of one end of the liquid distribution pipe, which is inserted into the liquid filling pipe, is fixedly arranged on the inner wall of the mist removing box.
Further, the liquid distribution device is a liquid distribution disc, and a plurality of vent holes are formed in the liquid distribution disc in an equidistant manner so as to be used for exhausting waste gas.
Further, the first spray head is a rotary spray head for uniformly spraying the desulfurization liquid.
Further, the second spray head is a rotary spray head for uniformly spraying the descaling liquid.
The utility model discloses a demisting device for desulfurization, which is characterized in that a liquid filling pipe is arranged outside a demisting box and is used for filling descaling liquid, the liquid filling pipe penetrates through the interior of the demisting box and is connected with a liquid distribution device, the liquid distribution device is connected with a second spray head, so that the descaling liquid is sprayed to each corner in the demisting box, scale layers accumulated on the inner wall of the demisting box are chemically removed, and the normal operation of the desulfurization demisting device is ensured by dissolving and removing the scale layers in the demisting box, so that the demisting effect is further ensured, and the cleaning efficiency of the whole system is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a front view of the present utility model.
The desulfurization tower is characterized by comprising a desulfurization tower 1, a blow-down pipe 2, a water tank 3, a base 4, a supporting leg 5, a 6, an anti-skid pad 7, a water pump 8, a liquid inlet pipe 9, a first spray nozzle 10, an air inlet pipe 11, a flange 12, an air outlet pipe 13, a demisting box 14, an air outlet pipe 15, a liquid filling pipe 16, a liquid distribution pipe 17, a second spray nozzle 18, a first valve 19, a connecting pipe 20, a liquid storage box 21, a liquid outlet pipe 22, a second valve 23, a third valve 24, a first dust removing net 25, a second dust removing net 26 and a fourth valve.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
Embodiment one:
The demisting device for desulfurization shown in fig. 1-2 comprises a desulfurizing tower 1 and an air inlet pipe 10, wherein an inner cavity is formed in the desulfurizing tower 1, the left part of the air inlet pipe 10 penetrates through the lower part of the right side wall of the desulfurizing tower 1 and is arranged in the inner cavity, and a flange 11 is fixedly arranged on the right part of the air inlet pipe 10, so that a pipeline for transporting waste gas is conveniently connected through the flange, and a better closed environment can be formed.
The bottom of the desulfurizing tower 1 is fixedly provided with a base 4, a plurality of supporting legs 5 are connected to the bottom of the base 4 through bolts, the supporting legs 5 are connected to the top corners of the bottom of the base 4 through bolts, and anti-slip pads 6 are bonded to the bottoms of the supporting legs 5.
The upper end surface of the base 4 is fixedly provided with a water pump 7 and a liquid storage tank 20;
the water inlet pipe of the water pump 7 is arranged on the right side surface of the water pump 7 and is used for being conveniently connected with a special water pipe for desulfurizing liquid;
The water outlet end of the water pump 7 is fixedly connected with the bottom of the liquid inlet pipe 8, the desulfurization liquid is pumped upwards through the water pump 7, the top of the liquid inlet pipe 8 penetrates through the upper portion of the right side wall of the desulfurization tower 1 and is arranged in an inner cavity, a plurality of first spray heads 9 are arranged at the bottom of the liquid inlet pipe 8 in the inner cavity and are used for spraying the desulfurization liquid, eight first spray heads 9 are arranged at the bottom of the liquid inlet pipe 8 in the embodiment, the eight first spray heads 9 are all rotary spray heads, and 360-degree omnibearing uniform spraying of the desulfurization liquid can be realized by the rotary spray heads, so that the desulfurization liquid and waste gas are uniformly mixed, and a better desulfurization effect is achieved.
The top of the desulfurizing tower 1 is fixedly provided with a mist removing box 13, the left side surface of the mist removing box 13 is fixedly connected with an air outlet pipe 12, the bottom of the air outlet pipe 12 penetrates through the top of the desulfurizing tower 1 to the inner cavity, a fourth valve 26 is connected to the air outlet pipe 12 in a flange mode, the top of the mist removing box 13 is fixedly provided with an air outlet pipe 14 for discharging desulfurized waste gas, the desulfurized and dedusted waste gas is discharged from the air outlet pipe 12 of the desulfurizing tower 1, enters the mist removing box 13, demists the waste gas, and finally is discharged from the air outlet pipe 14 to the outside.
The upper part of the right side surface of the mist elimination box 13 is fixedly connected with a liquid filling pipe 15, and a first valve 18 is connected to the liquid filling pipe 15 in a flange manner for controlling the infusion of the descaling liquid;
The liquid distribution device of the embodiment is a liquid distribution pipe 16, the other end of one end of the liquid distribution pipe 16, which is inserted into one end of a liquid filling pipe 15, is fixedly arranged on the inner wall of the mist removing box 13, four second spray heads 17 are uniformly and equidistantly arranged below the liquid distribution pipe 16, the second spray heads 17 are rotary spray heads and can perform circumferential rotation, so that descaling liquid is sprayed to each corner of the mist removing box 13 and is used for descaling each corner of the mist removing box 13, and the descaling liquid is a solution containing acidic or alkaline substances and can effectively dissolve and remove scale layers inside the mist removing box 13, so that the optimal descaling effect is achieved. The scale layer accumulated on the inner wall of the demisting box 13 is chemically removed, so that the normal operation of the desulfurization demisting device is ensured, the demisting effect is further ensured, and the cleaning efficiency of the whole system is improved.
The lower part of the right side surface of the mist removing box 13 is fixedly connected with a connecting pipe 19, the bottom of the connecting pipe 19 is fixedly connected with the top of a liquid storage box 20 for transporting and storing the impurities after the scale removal, a liquid outlet pipe 21 is fixedly connected to one side wall of the liquid storage box 20 for discharging the impurities after the scale removal, and a second valve 22 is connected to the liquid outlet pipe 21 in a flange manner for controlling the discharge of the impurity solution after the scale removal in the embodiment, so that the later cleaning, maintenance and arrangement are facilitated.
A first dust removing net 24 is fixedly arranged in the inner cavity of the desulfurizing tower 1, and the first dust removing net 24 is fixedly arranged above the air inlet pipe 10;
In the embodiment, the second dust removing net 25 is fixedly arranged at the top of the inner cavity of the desulfurizing tower 1 and used for removing dust from the desulfurized waste gas, and the second dust removing net 25 is made of a high-density material, so that tiny particles can be effectively intercepted, and the effect of purifying the waste gas is further improved.
The bottom of the inner cavity is provided with a water tank 3, the bottom of the water tank 3 penetrates through the desulfurizing tower 1 and the base 4 to be inserted with a drain pipe 2, and a third valve 23 is connected to the drain pipe 2 in a flange manner. After desulfurization, the desulfurization liquid desulfurizes the waste gas, the desulfurization liquid acts on the waste gas and enters the water tank 3 under the action of gravity, after one period of desulfurization is finished, the third valve 23 is opened, the liquid and impurities are discharged into a container for containing waste liquid, accumulation of the impurities in the water tank 3 is avoided, the problems of equipment blockage and corrosion caused by impurity accumulation are effectively avoided, pollution inside the desulfurization tower 1 is reduced, and the service life of equipment is prolonged.
The use flow of the demisting device for desulfurization comprises the following steps:
1. Connecting a pipeline special for desulfurizing liquid with the water inlet end of the water pump 7, and opening the water pump 7 and the fourth valve 26;
2. connecting a pipeline flange for conveying waste gas to the air inlet pipe 10, and enabling the waste gas to enter the inner cavity;
3. desulfurizing liquid enters the inner cavity from the liquid inlet pipe 8 and is sprayed from the first spray head 9;
4. the waste gas is dedusted through a first dedusting net 24, and desulfurization is carried out on the waste gas by desulfurization liquid;
5. The desulfurization liquid acting on the waste gas enters the water tank 3 under the action of gravity, and the desulfurized waste gas passes through the second dust removing net 25 upwards to further remove dust;
6. Stopping the infusion of exhaust gas and turning off the water pump 7;
7. The waste gas enters the demisting box 13 through the air outlet pipe 12 to be demisted, and finally is discharged to the outside through the air outlet pipe 14;
8. Closing the fourth valve 26, opening the first valve 18, infusing descaling liquid into the liquid distribution pipe 16 through the liquid filling pipe 15, spraying the descaling liquid into the demisting tank 13 through the second spray nozzle 17, and descaling the inner wall of the demisting tank 13;
9. The descaling liquid acting on the defogging tank 13 flows into the liquid storage tank 20 through the connecting pipe 19;
10. The second valve 22 is opened, and the descaling liquid acting on the demisting tank 13 flows out from the liquid outlet pipe 21 to the outside for recycling and cleaning;
11. After one cycle of desulfurization defogging waste gas, the third valve 23 is opened, and the desulfurization liquid in the water tank 3 is discharged to the outside through the blow-down pipe 2 for recovery and cleaning.
Embodiment two:
In this embodiment, the liquid distribution device is a liquid distribution disc, and ten second spray nozzles 17 are equidistantly arranged on the bottom end surface of the liquid distribution disc, so that more second spray nozzles 17 can be arranged, the descaling liquid can be sprayed in a large area, and the scale layer is ensured to be completely and effectively removed.
The length of the liquid distribution disc is equal to the length of the inner wall of the mist removal box 13, the width of the liquid distribution disc is equal to the width of the inner wall of the mist removal box 13, the defogged waste gas is discharged through the exhaust pipe 14, a plurality of vent holes are formed in the liquid distribution disc in an equidistant manner for discharging the waste gas, and smooth discharge of the waste gas is ensured.
In summary, the embodiments in this specification are different from the first embodiment, and the same and similar parts between the first embodiment and the other embodiments are referred to each other.
The above embodiments are not intended to limit the present utility model, and the present utility model is not limited to the above examples, but is also intended to be limited to the following claims.

Claims (9)

1.一种脱硫用除雾装置，包括脱硫塔(1)和进气管(10)，脱硫塔(1)内部设置有内腔，进气管(10)的左部贯穿脱硫塔(1)的右侧壁下部于内腔；脱硫塔(1)底部固定设置有底座(4)，底座(4)的底部螺栓连接有若干个支腿(5)；底座(4)的上端面固定设置有水泵(7)和储液箱(20)；水泵(7)的出水端固定连接进液管(8)的底部，进液管(8)的顶部贯穿脱硫塔(1)右侧壁上部于内腔，内腔中进液管(8)的底部设置有若干个第一喷头(9)以用于喷射脱硫液；其特征在于：脱硫塔(1)的顶部固定设置有除雾箱(13)，除雾箱(13)的左侧面固定连接有出气管(12)，出气管(12)的底部贯穿脱硫塔(1)顶部至内腔；出气管(12)上法兰连接有第四阀门(26)；除雾箱(13)的顶部固定设置有排气管(14)以用于排出脱硫后的废气；1. A desulfurization demister, comprising a desulfurization tower (1) and an inlet pipe (10), wherein the desulfurization tower (1) has an inner cavity, and the left part of the inlet pipe (10) penetrates the lower part of the right side wall of the desulfurization tower (1) into the inner cavity; a base (4) is fixedly provided at the bottom of the desulfurization tower (1), and several support legs (5) are bolted to the bottom of the base (4); a water pump (7) and a liquid storage tank (20) are fixedly provided on the upper end face of the base (4); the water outlet of the water pump (7) is fixedly connected to the bottom of the liquid inlet pipe (8), and the top of the liquid inlet pipe (8) penetrates the desulfurization tower. (1) The upper part of the right side wall is in the inner cavity, and the bottom of the liquid inlet pipe (8) in the inner cavity is provided with several first nozzles (9) for spraying desulfurization liquid; characterized in that: a demister (13) is fixedly provided on the top of the desulfurization tower (1), and an outlet pipe (12) is fixedly connected to the left side of the demister (13), and the bottom of the outlet pipe (12) penetrates through the top of the desulfurization tower (1) to the inner cavity; a fourth valve (26) is connected to the flange on the outlet pipe (12); an exhaust pipe (14) is fixedly provided on the top of the demister (13) for discharging the waste gas after desulfurization; 除雾箱(13)右侧面的上部固定连接灌液管(15)，灌液管(15)上法兰连接有第一阀门(18)以用于控制除垢液的灌输，灌液管(15)贯穿至除雾箱(13)的内部插接有布液装置，布液装置的底部等距离设置有若干个第二喷头(17)；除雾箱(13)右侧面的下部固定连接有连接管(19)，连接管(19)的底部固定连接储液箱(20)的顶部以用于运输并存储除垢后的杂质，储液箱(20)的一侧壁上固定连接有出液管(21)以用于排出除垢后的杂质；A filling pipe (15) is fixedly connected to the upper part of the right side of the demister (13). A first valve (18) is connected to the flange of the filling pipe (15) to control the filling of the descaling liquid. The filling pipe (15) passes through the interior of the demister (13) and is connected to a liquid distribution device. Several second nozzles (17) are evenly spaced at the bottom of the liquid distribution device. A connecting pipe (19) is fixedly connected to the lower part of the right side of the demister (13). The bottom of the connecting pipe (19) is fixedly connected to the top of the storage tank (20) to transport and store the impurities after descaling. A liquid outlet pipe (21) is fixedly connected to one side wall of the storage tank (20) to discharge the impurities after descaling. 脱硫塔(1)的内腔中固定设置有第一除尘网(24)，第一除尘网(24)固定设置于进气管(10)的上方；内腔的底部设置有水槽(3)，水槽(3)的底部贯穿脱硫塔(1)和底座(4)插接有排污管(2)，排污管(2)上法兰连接有第三阀门(23)。A first dust removal screen (24) is fixedly installed in the inner cavity of the desulfurization tower (1), and the first dust removal screen (24) is fixedly installed above the air inlet pipe (10); a water tank (3) is installed at the bottom of the inner cavity, and a drain pipe (2) is inserted through the desulfurization tower (1) and the base (4) at the bottom of the water tank (3), and a third valve (23) is connected to the flange on the drain pipe (2). 2.根据权利要求1所述的脱硫用除雾装置，其特征在于：所述进气管(10)的右部固定设置有法兰(11)。2. The desulfurization demister according to claim 1, characterized in that: a flange (11) is fixedly provided on the right side of the air inlet pipe (10). 3.根据权利要求1所述的脱硫用除雾装置，其特征在于：所述支腿(5)的底部粘接有防滑垫(6)。3. The desulfurization demister according to claim 1, characterized in that: the bottom of the support leg (5) is bonded with an anti-slip pad (6). 4.根据权利要求1所述的脱硫用除雾装置，其特征在于：所述出液管(21)上法兰连接有第二阀门(22)以用于控制排出除垢后的杂质。4. The desulfurization demister according to claim 1, characterized in that: a second valve (22) is connected to the flange of the liquid outlet pipe (21) for controlling the discharge of impurities after descaling. 5.根据权利要求1所述的脱硫用除雾装置，其特征在于：所述布液装置为布液管(16)，布液管(16)插接灌液管(15)一端的另一端固定设置于除雾箱(13)内壁。5. The desulfurization demister according to claim 1, characterized in that: the liquid distribution device is a liquid distribution pipe (16), and the other end of the liquid distribution pipe (16) is fixedly installed on the inner wall of the demister box (13) after being inserted into one end of the liquid filling pipe (15). 6.根据权利要求1所述的脱硫用除雾装置，其特征在于：所述布液装置为布液盘，布液盘上等距离开设有若干个通气孔以用于排出废气。6. The desulfurization demister according to claim 1, characterized in that: the liquid distribution device is a liquid distribution plate, and a plurality of vent holes are equally spaced on the liquid distribution plate for discharging waste gas. 7.根据权利要求1所述的脱硫用除雾装置，其特征在于：脱硫塔(1)的内腔顶部固定设置有第二除尘网(25)，以用于对脱硫后的废气进行除尘。7. The desulfurization demister according to claim 1, characterized in that: a second dust removal net (25) is fixedly installed at the top of the inner cavity of the desulfurization tower (1) for removing dust from the desulfurized exhaust gas. 8.根据权利要求1所述的脱硫用除雾装置，其特征在于：第一喷头(9)为旋转喷头以用于均匀喷射脱硫液。8. The desulfurization demister according to claim 1, characterized in that: the first nozzle (9) is a rotating nozzle for uniformly spraying desulfurization liquid. 9.根据权利要求1所述的脱硫用除雾装置，其特征在于：第二喷头(17)为旋转喷头以用于均匀喷射除垢液。9. The desulfurization demister according to claim 1, characterized in that: the second nozzle (17) is a rotating nozzle for uniformly spraying descaling liquid.
CN202520589743.0U 2025-03-31 2025-03-31 A desulfurization demister Active CN224009462U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202520589743.0U CN224009462U (en) 2025-03-31 2025-03-31 A desulfurization demister

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