CN211963707U - SOx/NOx control exhaust gas purification device with humidification function - Google Patents

SOx/NOx control exhaust gas purification device with humidification function Download PDF

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Publication number
CN211963707U
CN211963707U CN202020121603.8U CN202020121603U CN211963707U CN 211963707 U CN211963707 U CN 211963707U CN 202020121603 U CN202020121603 U CN 202020121603U CN 211963707 U CN211963707 U CN 211963707U
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pipeline
flue gas
reposition
treatment tower
redundant personnel
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CN202020121603.8U
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Chinese (zh)
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蒋军华
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Heilongjiang Qiangyuan Environmental Protection Equipment Co ltd
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Xinchang Bolan Environmental Protection Technology Co ltd
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Abstract

The utility model discloses a SOx/NOx control exhaust gas purification device with humidification function, including exhaust-gas treatment tower and circulating water pump, the left side of exhaust-gas treatment tower is connected with the flue gas pipeline, and the right side of exhaust-gas treatment tower installs circulating water pump, circulating water pump's the outside is connected with the water pipeline, the front side of water pipeline is connected with first reposition of redundant personnel pipeline, and the front side of first reposition of redundant personnel pipeline is connected with third reposition of redundant personnel pipeline, the end-to-end connection of third reposition of redundant personnel pipeline has high pressure nozzle, the left end below of first reposition of redundant personnel pipeline is provided with second reposition of redundant personnel pipeline, and the end-to-end connection of second reposition of redundant personnel pipeline has atomizing nozzle, the bottom left side of exhaust-gas treatment tower is provided with the blow vent. This SOx/NOx control exhaust gas purification device with humidification function can fuse into the inside of flue gas with liquid atomization through atomizing nozzle, carries out humidification to the flue gas to improve follow-up flue gas desulfurization's work efficiency.

Description

SOx/NOx control exhaust gas purification device with humidification function
Technical Field
The utility model relates to a flue gas desulfurization denitration technical field specifically is a SOx/NOx control exhaust gas purification device with humidification function.
Background
The boiler is a heating device that often can use in the production process, can produce the mist that carries harmful impurity in a large number usually in the course of the work of boiler, and these mist can cause and serious pollution to the outside air if directly discharge the boiler, consequently in the operation of modernized industry, need use various gas cleaning device to carry out the exhaust after the purification treatment to the harmful gas who produces in the boiler usually.
Desulfurization absorption tower is often applied to the flue gas purification device who carries out SOx/NOx control processing to the boiler flue gas in the modern industry, after the flue gas enters into the tower, its inside spray system who sets up can spray the desulfurizer to with the flue gas intensive mixing, thereby carry out SOx/NOx control processing to the flue gas, in the current desulfurization absorption tower course of operation, it is direct to handle dry boiler flue gas usually, when dry boiler flue gas and desulfurizer contact, need absorb the desulfurizer, thereby lengthened and handled required reaction time to the flue gas, and dry flue gas is at the in-process of the inside circulation of flue gas pipeline, its inside subsidiary a large amount of dusts and impurity can be attached to on flue gas pipeline's inner wall, influence the life of pipeline.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a desulfurization and denitrification exhaust gas purification device with a humidifying function, which aims to solve the problem that the prior flue gas purification device proposed in the background art directly treats dry flue gas, thereby prolonging the time required by flue gas treatment; the flue gas circulation is at the inside in-process of flue gas pipeline, and its inside subsidiary a large amount of impurity and dust can influence flue gas pipeline's life's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a desulfurization and denitrification exhaust gas purification device with a humidifying function comprises an exhaust gas treatment tower and a circulating water pump, wherein a flue gas pipeline is connected to the left side of the exhaust gas treatment tower, the circulating water pump is installed on the right side of the exhaust gas treatment tower, a water pipeline is connected to the outer side of the circulating water pump and fixed outside the exhaust gas treatment tower, a first shunt pipeline is connected to the front side of the water pipeline, a third shunt pipeline is connected to the front side of the first shunt pipeline, a high-pressure nozzle is connected to the tail end of the third shunt pipeline and located inside the flue gas pipeline, a second shunt pipeline is arranged below the left end of the first shunt pipeline, an atomizing nozzle is connected to the tail end of the second shunt pipeline and located inside the flue gas pipeline, a spray pipeline is arranged inside the exhaust gas treatment tower, and a purification spray head is arranged below the spray pipeline, and the spray pipe is communicated with the water pipeline, a vent hole is formed in the left side of the bottom end of the waste gas treatment tower, the right end of the vent hole is connected with a vent pipe, and a hole is formed in the upper surface of the vent pipe.
Preferably, the flue gas pipeline is arranged to be of a structure with the right end inclined downwards, the diameter of the left end pipeline of the flue gas pipeline is smaller than that of the right end pipeline of the flue gas pipeline, and 2 high-pressure nozzles are symmetrically arranged in the flue gas pipeline up and down.
Preferably, the front side of first reposition of redundant personnel pipeline is connected with 2 third reposition of redundant personnel pipelines, and 2 third reposition of redundant personnel pipelines all run through flue gas pipeline's surface and high pressure nozzle interconnect to high pressure nozzle sets up to the slope structure.
Preferably, the second branch flow pipes are arranged below the left end of the water pipeline at equal intervals, penetrate through the rear surface of the flue gas pipeline and are connected with the atomizing nozzle, and the atomizing nozzle is located on the left side of the high-pressure nozzle.
Preferably, the holes are arranged above the vent pipes at equal intervals, the vent pipes are arranged at the right end of the vent hole at equal intervals, and the insides of all the vent pipes are communicated with each other.
Compared with the prior art, the beneficial effects of the utility model are that: the desulfurization and denitrification exhaust gas purification device with the humidifying function,
1. the left side of the interior of the flue gas pipeline is provided with the atomizing nozzles at equal intervals, liquid enters the interior of the second diversion pipeline from the water pipeline and is sprayed out after being atomized by the atomizing nozzles, the liquid can be better blended into the interior of the flue gas and can simultaneously circulate along with the flue gas, so that the flue gas is humidified, and the liquid entering the interior of the water pipeline is desulfurizer mixed liquid stored in the tower, and desulfurizer contained in the liquid can preliminarily react with the flue gas, so that the purification efficiency of the flue gas is effectively accelerated after the flue gas enters the tower;
2. the 2 high-pressure nozzles are symmetrically arranged in the flue gas pipeline from top to bottom, and are arranged in an inclined structure, so that after the flue gas carries dust impurities to the inside of the flue gas pipeline, the high-pressure nozzles spray mixed liquid containing a desulfurizer to the inner wall of the flue gas pipeline, and under the action of water flow, the dust attached to the inner wall of the flue gas pipeline can be driven to flow downwards along the inclined inner wall of the flue gas pipeline, so that the dust is prevented from being accumulated in the flue gas pipeline in a large amount, and the service life of the flue gas pipeline is prolonged;
3. the liquid sprayed from the atomizing nozzle and the high-pressure nozzle is mixed liquid accumulated in the waste gas treatment tower, the desulfurizer mixed liquid is sprayed from the purification spray head after entering the waste gas treatment tower, the flue gas is treated and then accumulated at the bottom of the waste gas treatment tower, the aeration pipeline can effectively prevent water flow accumulated at the bottom from deteriorating and polluting, and the circulating water pump pumps out the liquid for recycling, so that the liquid consumption in the working process of the device is reduced, and the working cost of the device is reduced.
Drawings
FIG. 1 is a schematic view of the overall front view cross-sectional structure of the present invention;
FIG. 2 is a right-view structural diagram of the connection between the water pipe and the first diversion pipe of the present invention;
FIG. 3 is a schematic top view of the structure of the vent and the vent pipe according to the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a waste gas treatment tower; 2. a flue gas duct; 3. a water circulating pump; 4. a water pipeline; 5. a first diversion conduit; 6. a high pressure nozzle; 7. a second diversion conduit; 8. an atomizing nozzle; 9. a spray pipe; 10. a purifying spray head; 11. a vent; 12. an air duct; 13. a hole; 14. a third diversion conduit.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a desulfurization and denitrification exhaust gas purification device with a humidifying function comprises an exhaust gas treatment tower 1, a flue gas pipeline 2, a circulating water pump 3, a water pipeline 4, a first shunt pipeline 5, a high-pressure nozzle 6, a second shunt pipeline 7, an atomizing nozzle 8, a spray pipeline 9, a purification spray head 10, a vent 11, a vent pipeline 12, a hole 13 and a third shunt pipeline 14, wherein the flue gas pipeline 2 is connected to the left side of the exhaust gas treatment tower 1, the circulating water pump 3 is installed on the right side of the exhaust gas treatment tower 1, the water pipeline 4 is connected to the outer side of the circulating water pump 3, the water pipeline 4 is fixed outside the exhaust gas treatment tower 1, the first shunt pipeline 5 is connected to the front side of the water pipeline 4, the third shunt pipeline 14 is connected to the front side of the first shunt pipeline 5, the high-pressure nozzle 6 is connected to the tail end of the third shunt pipeline 14, and the high-pressure nozzle 6 is positioned, left end below of first reposition of redundant personnel pipeline 5 is provided with second reposition of redundant personnel pipeline 7, and the end-to-end connection of second reposition of redundant personnel pipeline 7 has atomizing nozzle 8, and atomizing nozzle 8 is located flue gas pipeline 2's inside, the inside of exhaust-gas treatment tower 1 is provided with spray piping 9, and spray piping 9's below is provided with purification shower nozzle 10, and spray piping 9 and water service pipe 4 communicate each other, the bottom left side of exhaust-gas treatment tower 1 is provided with blow vent 11, and the right-hand member of blow vent 11 is connected with vent 12, and hole 13 has been seted up to vent 12's upper surface.
Flue gas pipeline 2 sets up to the decurrent slope structure of right-hand member, and flue gas pipeline 2's left end pipeline diameter is less than the diameter of its right-hand member pipeline, and flue gas pipeline 2's inside longitudinal symmetry is provided with 2 high pressure nozzle 6, high pressure nozzle 6 installs on the regional inner wall that 2 pipeline diameters of flue gas pipeline 2 differed, when flue gas passes through flue gas pipeline 2's inside, start high pressure nozzle 6 and carry out high pressure washing work to flue gas pipeline 2's inner wall, can wash away adnexed remaining dust on flue gas pipeline 2 inner wall, reduce the influence of dust impurity to flue gas pipeline 2 inner wall in the flue gas, thereby improve flue gas pipeline 2's life.
First reposition of redundant personnel pipeline 5's front side is connected with 2 third reposition of redundant personnel pipelines 14, and 2 third reposition of redundant personnel pipelines 14 all run through flue gas pipeline 2's surface and 6 interconnect of high pressure nozzle, and high pressure nozzle 6 sets up to the slope structure, the rivers that high pressure was washed get into exhaust-gas treatment tower 1's inside, extract by circulating water pump 3, get into first reposition of redundant personnel pipeline 5's inside through water pipeline 4 once more, divide by 2 third reposition of redundant personnel pipelines 14 after that, spout 2 high pressure nozzle 6's end once more from top to bottom respectively, thereby to the rivers cyclic utilization that wash, the slope structure more is favorable to high pressure nozzle 6 to wash flue gas pipeline 2's inner wall.
Second reposition of redundant personnel pipeline 7 is at the equidistant range in water pipeline 4's left end below, and second reposition of redundant personnel pipeline 7 all runs through flue gas pipeline 2's rear surface and atomizing nozzle 8 interconnect, and atomizing nozzle 8 is located high pressure nozzle 6's left side, circulation rivers are discharged by water pipeline 4 entering second reposition of redundant personnel pipeline 7's inside, discharged after 8 atomizing nozzles atomizing treatment, melt into inside the flue gas that gets into flue gas pipeline 2, carry out humidification to the flue gas, thereby accelerate the desulfurization speed and the desulfurated purity of flue gas in follow-up desulfurization process.
Holes 13 are arranged above vent pipe 12 at equal intervals, vent pipe 12 is arranged at the right end of vent hole 11 at equal intervals, and all the insides of vent pipe 12 are communicated with each other, the head end of vent hole 11 is connected with an air blowing device, oxygen is blown into the inside of vent hole 11, after oxygen enters the inside of vent hole 11, holes 13 formed in the upper portion of vent pipe 12 are discharged, oxygen enters the water flow precipitated in the lower portion, oxygen is charged into the water flow, the water flow is blown, water flow can be better sucked by circulating water pump 3, meanwhile, water flow accumulation can be prevented, and pollution is generated due to deterioration in the non-flowing process.
The working principle is as follows: as shown in figures 1, 2 and 4, the specification of the interior of the waste gas treatment tower 1 of the device is the same as that of a conventional delay treatment device, treated desulfurizer mixed liquid is introduced into the interior of the water pipeline 4, after the flue gas enters the interior of the waste gas treatment tower 1, the flue gas is desulfurized through the purification spray head 10 below the spray pipeline 9, in the device, after the flue gas enters the interior of the flue gas pipeline 2, liquid enters the interior of the second branch pipeline 7 through the water pipeline 4, the liquid is atomized and sprayed out through the atomizing nozzle 8 so as to be fused into the interior of the flue gas, the flue gas is subjected to primary humidification and reaction treatment, the humidified flue gas continuously flows rightwards along the flue gas pipeline 2, if the suction force of the suction device is insufficient, dust and impurities attached to the interior of the flue gas can be attached to the inner wall of the flue gas pipeline 2, the liquid in the interior of the waste gas treatment tower 1 is pumped out through the circulating water pump, the flue gas passes through the interiors of the first branch pipeline 5 and the third branch pipeline 14 again and is treated and sprayed by the high-pressure nozzle 6, so that the inner wall of the flue gas pipeline 2 can be washed, and possible dust attached to the surface of the flue gas pipeline can be removed, so that the dust flows into the interior of the waste gas treatment tower 1 along with water flow;
as shown in fig. 1 and 3, the humidified flue gas enters the interior of the waste gas treatment tower 1, the liquid added with the desulfurizing agent is deposited at the bottom of the waste gas treatment tower 1, the liquid is pumped by the circulating water pump 3 to enter the interior of the water pipeline 4, and then is discharged into the interior of the spray pipeline 9 through the water pipeline 4, so that the liquid is sprayed downwards through the purification nozzles 10, the purification nozzles 10 work together to fully react with the flue gas, thereby performing desulfurization treatment on the flue gas, meanwhile, the head end of the lower vent 11 is connected with an oxygen blowing device, oxygen enters the interior of the vent pipeline 12 through the vent 11, and finally is discharged upwards through the holes 13, and fully contacts with the liquid deposited inside the waste gas treatment tower 1, so that the liquid flows and fully sucks in the oxygen, thereby preventing the liquid deposited at the bottom from deteriorating in the accumulation process and causing pollution.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a SOx/NOx control exhaust gas purification device with humidification function, includes exhaust-gas treatment tower (1) and circulating water pump (3), its characterized in that: the left side of the waste gas treatment tower (1) is connected with a flue gas pipeline (2), the right side of the waste gas treatment tower (1) is provided with a circulating water pump (3), the outer side of the circulating water pump (3) is connected with a water pipeline (4), the water pipeline (4) is fixed outside the waste gas treatment tower (1), the front side of the water pipeline (4) is connected with a first shunt pipeline (5), the front side of the first shunt pipeline (5) is connected with a third shunt pipeline (14), the tail end of the third shunt pipeline (14) is connected with a high-pressure nozzle (6), the high-pressure nozzle (6) is positioned inside the flue gas pipeline (2), a second shunt pipeline (7) is arranged below the left end of the first shunt pipeline (5), the tail end of the second shunt pipeline (7) is connected with an atomizing nozzle (8), and the atomizing nozzle (8) is positioned inside the flue gas pipeline (2), the inside of exhaust-gas treatment tower (1) is provided with spray pipe (9), and the below of spray pipe (9) is provided with purification shower nozzle (10) to spray pipe (9) and water pipeline (4) communicate each other, the bottom left side of exhaust-gas treatment tower (1) is provided with blow vent (11), and the right-hand member of blow vent (11) is connected with vent pipe (12) to hole (13) have been seted up to the upper surface of vent pipe (12).
2. The desulfurization and denitrification exhaust gas purification device with humidification function as recited in claim 1, wherein: flue gas pipeline (2) set up to right-hand member decurrent slope structure, and the left end pipeline diameter of flue gas pipeline (2) is less than the diameter of its right-hand member pipeline to the inside longitudinal symmetry of flue gas pipeline (2) is provided with 2 high pressure nozzle (6).
3. The desulfurization and denitrification exhaust gas purification device with humidification function as recited in claim 1, wherein: the front side of first reposition of redundant personnel pipeline (5) is connected with 2 third reposition of redundant personnel pipelines (14), and 2 third reposition of redundant personnel pipelines (14) all run through flue gas pipeline (2) surface and high pressure nozzle (6) interconnect to high pressure nozzle (6) set up to the slope structure.
4. The desulfurization and denitrification exhaust gas purification device with humidification function as recited in claim 1, wherein: the second shunting pipelines (7) are arranged below the left end of the water pipeline (4) at equal intervals, the second shunting pipelines (7) penetrate through the rear surface of the flue gas pipeline (2) and are connected with the atomizing nozzles (8) mutually, and the atomizing nozzles (8) are located on the left side of the high-pressure nozzle (6).
5. The desulfurization and denitrification exhaust gas purification device with humidification function as recited in claim 1, wherein: the holes (13) are arranged above the air ducts (12) at equal intervals, the air ducts (12) are arranged at the right end of the air port (11) at equal intervals, and the insides of all the air ducts (12) are communicated with each other.
CN202020121603.8U 2020-01-19 2020-01-19 SOx/NOx control exhaust gas purification device with humidification function Active CN211963707U (en)

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CN202020121603.8U CN211963707U (en) 2020-01-19 2020-01-19 SOx/NOx control exhaust gas purification device with humidification function

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Application Number Priority Date Filing Date Title
CN202020121603.8U CN211963707U (en) 2020-01-19 2020-01-19 SOx/NOx control exhaust gas purification device with humidification function

Publications (1)

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CN211963707U true CN211963707U (en) 2020-11-20

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TR01 Transfer of patent right

Effective date of registration: 20220909

Address after: No. 1, 15th Floor, Unit 1, Building D, Overseas Scholars Pioneer Park, No. 160, Hongqi Street, Nangang Concentration District, Economic Development Zone, Harbin City, Heilongjiang Province (residential)

Patentee after: Heilongjiang Qiangyuan Environmental Protection Equipment Co.,Ltd.

Address before: 102, No. 62, Gaowan village, Huishan Town, Xinchang County, Shaoxing City, Zhejiang Province

Patentee before: Xinchang Bolan Environmental Protection Technology Co.,Ltd.