CN117160223B - Desulfurization, denitrification and dust removal treatment equipment - Google Patents
Desulfurization, denitrification and dust removal treatment equipment Download PDFInfo
- Publication number
- CN117160223B CN117160223B CN202311289395.7A CN202311289395A CN117160223B CN 117160223 B CN117160223 B CN 117160223B CN 202311289395 A CN202311289395 A CN 202311289395A CN 117160223 B CN117160223 B CN 117160223B
- Authority
- CN
- China
- Prior art keywords
- desulfurization
- shell
- plate
- wall
- arc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 90
- 230000023556 desulfurization Effects 0.000 title claims abstract description 90
- 238000011282 treatment Methods 0.000 title claims abstract description 42
- 239000000428 dust Substances 0.000 title claims description 12
- 238000005507 spraying Methods 0.000 claims abstract description 75
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 46
- 239000000779 smoke Substances 0.000 claims abstract description 43
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000003546 flue gas Substances 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 12
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 9
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 230000003009 desulfurizing effect Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
Classifications
-
- 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
Landscapes
- Treating Waste Gases (AREA)
Abstract
The invention relates to the technical field of environmental protection equipment, in particular to desulfurization, denitrification and dedusting treatment equipment, which comprises a desulfurization tower, wherein the desulfurization tower comprises a shell, a smoke inlet and a smoke outlet are formed in the outer wall of the shell, a desulfurization mechanism for carrying out repeated desulfurization on smoke is arranged in the shell, and a treatment mechanism for collecting and storing lime water is arranged at the bottom of the desulfurization tower. The lime water spraying of the existing equipment is not uniform enough, and the lime water can not be fully contacted and mixed with the flue gas due to too short residence time in the air in the lime water spraying process.
Description
Technical Field
The invention relates to the technical field of environmental protection equipment, in particular to desulfurization, denitrification and dedusting treatment equipment.
Background
At present, the demand of society for energy is increasing, a lot of smoke dust is generated in the combustion process of fossil fuel, the smoke dust contains more pollutants such as dust, nitrogen oxides, sulfur oxides and the like, the living environment of human beings is seriously endangered by a large amount of emission of the gases, and the smoke dust is one of main pollutants in the atmosphere, so that the smoke dust is required to be subjected to desulfurization, denitrification and dust removal treatment in order to avoid the pollution of the air after the smoke dust is directly discharged.
At present, a process of firstly denitrating and then desulfurizing is adopted for the treatment of smoke dust, wherein wet flue gas desulfurization technology is adopted for the desulfurization treatment, namely limestone and water are mixed and stirred to prepare absorption slurry, namely lime water, and in an absorption tower, the lime water is contacted and mixed with flue gas, and sulfur dioxide in the flue gas and calcium carbonate in the lime water are subjected to chemical reaction to form gypsum, so that sulfur dioxide is removed; however, the following problems are also present in the current desulfurization treatment apparatuses: lime water sprays inadequately evenly, and at lime water spraying in-process at the too short time of detention in the sky lead to can not fully contact with the flue gas and mix to influence the reaction to go on, greatly reduced work efficiency.
Disclosure of Invention
The technical problems to be solved are as follows: the desulfurization, denitrification and dedusting treatment equipment provided by the invention can solve the problems.
In order to achieve the above purpose, the invention adopts the following technical scheme that the desulfurization, denitrification and dedusting treatment equipment comprises a desulfurization tower, wherein the desulfurization tower comprises a shell, a smoke inlet is arranged at the position, close to the lower side, of the left side of the shell, a smoke outlet for discharging flue gas subjected to desulfurization treatment is arranged at the position, close to the upper side, of the right side of the shell, a desulfurization mechanism for carrying out multiple desulfurization on the flue gas is arranged in the shell, the bottom of the desulfurization tower is of a conical structure with an opening at the lower side, and a treatment mechanism for collecting and storing lime water is arranged below the conical structure of the desulfurization tower; the upper part of the desulfurization mechanism is connected with the treatment mechanism through a pipeline, and a water suction pump is arranged in the middle of the pipeline.
The desulfurization mechanism comprises a spraying piece, a conveying pipe group and a driving assembly; the central position in the casing is provided with cylindric delivery pipe group, and the even rotation of delivery pipe group axial is installed cylindric and is sprayed the piece, is provided with the drive assembly who is used for driving spraying piece pivoted on the casing outer wall.
The top of the shell is detachably provided with an upper cover, and the desulfurization mechanism is arranged on the upper cover.
As a preferable technical scheme of the invention, the conveying pipe group consists of a first circular pipe, a second circular pipe and a third circular pipe which are distributed up and down and are communicated in sequence, a spraying piece is arranged at the upper end of the second circular pipe, the upper end of the third circular pipe and the outer side surface of the lower end of the third circular pipe in a sealing and rotating way through a bearing, the spraying piece is of a cavity structure, an annular groove is formed in the upper end surface of the spraying piece, an annular hole communicated with the cavity is formed in the bottom surface of the annular groove, an annular plate is arranged in the annular groove in a rotating way through a bearing, two connecting pipes are symmetrically arranged on the annular plate, and the connecting pipes are communicated with the lower end of the conveying pipe group.
The diameters of the first circular pipeline, the second circular pipeline and the third circular pipeline are gradually reduced from top to bottom.
Through holes are uniformly formed in the upper inner wall and the lower inner wall of the spraying piece, and the lower edge of each through hole is of a round corner structure.
As a preferable technical scheme of the invention, the top surface of the spraying piece is provided with an inclined outward elastic baffle near the outer edge.
As a preferable technical scheme of the invention, the driving assembly comprises a driving shaft, a driving gear, driven teeth and an external driving motor; a driving shaft is vertically and rotatably arranged on the outer wall of the shell through a mounting plate, a driving gear is axially and uniformly fixedly arranged on the outer surface of the driving shaft, driven teeth are uniformly arranged on the circumferential outer wall of the spraying piece, and the driving gear is meshed with the driven teeth; the side wall of the shell is provided with a notch for meshing the driving gear with the driven gear; one end of the driving shaft is connected with an external driving motor.
As a preferable technical scheme of the invention, a smoke baffle plate is arranged at the lower end of the inner wall of the shell and below the smoke inlet, one side of the smoke baffle plate, which is close to the inner wall of the shell, is a horizontal section, one side, which is far away from the inner wall of the shell, is an inclined section which is inclined upwards, and the horizontal section and the inclined section are connected through an arc section.
As a preferable technical scheme of the invention, the desulfurization mechanism comprises three groups of installation components arranged between the inner wall of the shell and the bottom wall of the corresponding spraying piece, wherein the installation components comprise U-shaped tracks, round tracks, supporting plates, vertical plates and clamping pieces, the U-shaped tracks are arranged on the bottom surface of the spraying piece and are downward in opening, rectangular grooves are formed in the inner wall of the shell and below the corresponding spraying piece, round tracks are arranged in the rectangular grooves through fixing plates, one side, close to the center of the shell, of each round track is rotatably provided with the supporting plates through the clamping pieces, the top surfaces of the supporting plates are provided with the vertical plates capable of being embedded into the U-shaped tracks, the top surfaces of the vertical plates are arc-shaped grooves, and balls are uniformly arranged in the arc-shaped grooves in a rotating manner; a first spring is uniformly connected between the top surface and the bottom surface of the supporting plate and the rectangular groove, and the supporting plate is in a horizontal position in a normal state.
The U-shaped track, the rectangular groove and the circular track are of annular structures which are arranged by taking the central axis of the shell as a shaft, the supporting plates and the vertical plates are uniformly distributed in the circumferential direction by taking the central axis of the shell as the shaft, and under the normal state, the supporting plates and the vertical plates can be spliced to form the annular structures for preventing the smoke from entering between the spraying piece and the inner wall of the shell to corrode the gear structures.
The three groups of installation components have the same structure, and the difference is that the distance between the U-shaped track and the central axis of the shell gradually decreases from top to bottom, and the length of the corresponding support plate gradually increases.
As a preferable technical scheme of the invention, the clamping piece comprises a semi-arc-shaped plate and a sliding arc-shaped plate, wherein an opening is formed in the outer side surface, far away from the center of the shell, of the semi-arc-shaped plate, and an arc-shaped groove communicated with the opening is formed in the semi-arc-shaped plate. The arc-shaped groove is internally and slidably connected with a sliding arc-shaped plate, and a second spring is connected between the sliding arc-shaped plate and the inner wall of the arc-shaped groove.
As a preferable technical scheme of the invention, the treatment mechanism comprises a liquid storage tank and a filter plate, wherein a rectangular hole is formed in the left side wall of the liquid storage tank, a chute is formed in the front and rear right side walls above the inside of the liquid storage tank, the filter plate is connected in a sliding manner in the chute of the front and rear side walls, one end of the filter plate penetrates through the rectangular hole, a handle is arranged at one end of the filter plate penetrating through the rectangular hole, and the handle is positioned outside the liquid storage tank; the middle part of the side surface of the liquid storage tank is provided with a liquid outlet connected with a pipeline, and the side surface of the liquid storage Chi Lingyi is provided with a liquid inlet.
The invention has the following beneficial effects: 1. according to the desulfurization, denitrification and dedusting treatment equipment provided by the invention, the spraying piece is driven to rotate in the spraying process by the driving assembly, so that lime water flows downwards in a spiral movement track, the time of moving in the air is prolonged, the time of contacting with smoke is prolonged, the flue gas is fully mixed, the desulfurization effect is greatly improved, meanwhile, the spraying piece rotates to shake the lime water in the equipment, the precipitation is prevented from blocking a through hole, the mixing uniformity of the lime water is also improved as much as possible, and the contact reaction effect with the smoke is further improved.
2. According to the desulfurization, denitrification and dedusting treatment equipment provided by the invention, the three spraying pieces distributed up and down are arranged, so that the flue gas is subjected to three desulfurization treatments in sequence in the process of flowing from bottom to top, and the desulfurization effect is further improved.
3. According to the desulfurization, denitrification and dedusting treatment equipment provided by the invention, the desulfurization mechanism is arranged into the assembled detachable structure, so that workers can conveniently take out the desulfurization mechanism to clean the sediment at the top and inside the spraying piece, and the subsequent desulfurization effect of the desulfurization equipment is ensured.
4. According to the desulfurization, denitrification and dedusting treatment equipment provided by the invention, the arranged installation component enables the desulfurization mechanism to be automatically positioned when the desulfurization mechanism moves downwards in the shell, so that the purpose of limiting and fixing is achieved, meanwhile, the desulfurization mechanism is directly taken out when moving upwards, the limiting and fixing is not needed to be released by means of an additional structure, and the desulfurization, denitrification and dedusting treatment equipment is quite convenient to disassemble and assemble.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of a first view of the present invention.
Fig. 2 is a schematic view of a second perspective structure of the present invention.
FIG. 3 is a schematic view showing the internal structure of the desulfurization mechanism of the present invention.
Fig. 4 is a cross-sectional view of the present invention.
Fig. 5 is an enlarged view of fig. 3 at a in accordance with the present invention.
Fig. 6 is an enlarged view of fig. 4 at B in accordance with the present invention.
Fig. 7 is an enlarged view of the present invention at C in fig. 4.
Fig. 8 is an enlarged view of fig. 6 at E in accordance with the present invention.
FIG. 9 is a cross-sectional view taken at D-D of FIG. 4 in accordance with the present invention.
In the figure: 1. a desulfurizing tower; 2. a processing mechanism; 3. a pipe; 11. a housing; 12. a desulfurization mechanism; 13. a smoke baffle; 121. a spray member; 122. a delivery tube group; 123. a mounting assembly; 124. a drive assembly; 1211. an annular plate; 1212. an elastic baffle; 1221. a first circular pipe; 1222. a second circular pipe; 1223. a third circular pipe; 1224. a connecting pipe; 1231. a U-shaped track; 1232. a circular track; 1233. a support plate; 1234. a riser; 1235. a clamping piece; 1235a, semi-arcuate plate; 1235b, sliding arc plate; 1241. a drive shaft; 1242. a drive gear; 1243. driven teeth; 21. a liquid storage tank; 22. and (5) a filter plate.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1 and 2, the desulfurization, denitrification and dust removal treatment equipment comprises a desulfurization tower 1, wherein the desulfurization tower 1 comprises a shell 11, a smoke inlet is formed in the left side of the shell 11 near the lower position, and a smoke outlet for discharging flue gas subjected to desulfurization treatment is formed in the right side of the shell 11 near the upper position; a desulfurization mechanism 12 for carrying out multiple desulfurization on the flue gas is arranged in the shell 11, the bottom of the desulfurization tower 1 is of a conical structure with an opening at the lower part, and a treatment mechanism 2 for collecting and storing lime water is arranged below the conical structure of the desulfurization tower 1; the upper part of the desulfurization mechanism 12 is connected with the treatment mechanism 2 through a pipeline 3, and a water pump (not shown in the figure) is arranged in the middle of the pipeline 3.
During specific work, flue gas after denitration treatment enters the shell 11 through the flue inlet, the flue gas flows upwards, at the moment, the water suction pump is started, lime water in the treatment mechanism 2 is pumped into the desulfurization mechanism 12 through the pipeline 3, desulfurization treatment is carried out on the flue gas, and the flue gas after desulfurization is discharged through the flue outlet.
Referring to fig. 2-4, the desulfurization mechanism 12 includes a spray member 121, a delivery tube set 122, and a drive assembly 124; the central position in the shell 11 is provided with a cylindrical conveying pipe group 122, the conveying pipe group 122 is axially and uniformly rotatably provided with a cylindrical spraying piece 121, and the outer wall of the shell 11 is provided with a driving component 124 for driving the spraying piece 121 to rotate.
Referring to fig. 3, 4 and 7, the delivery pipe set 122 is composed of a first circular pipe 1221, a second circular pipe 1222 and a third circular pipe 1223 which are distributed up and down and are sequentially communicated, a cylindrical spraying member 121 is installed at the upper end of the second circular pipe 1222, the upper end of the third circular pipe 1223 and the outer side surface of the lower end of the third circular pipe 1223 in a sealing and rotating manner through bearings, the spraying member 121 is in a cavity structure, an annular groove is formed at the upper end surface of the spraying member 121, an annular hole communicated with the cavity is formed at the bottom surface of the annular groove, an annular plate 1211 is installed in the annular groove in a rotating manner through bearings, two connecting pipes 1224 are symmetrically arranged on the annular plate 1211, and the connecting pipes 1224 are communicated with the delivery pipe set 122.
When lime water flows through the junction of the first circular pipeline 1221 and the second circular pipeline 1222, and the second circular pipeline 1222 and the third circular pipeline 1223, due to the split flow effect, the amount of lime water flowing into the circular pipeline below is reduced, so as to ensure the spraying effect of the spraying holes of the next stage, the diameters of the circular pipelines are gradually reduced from top to bottom, so that the certain flow velocity can be ensured under the condition that the water amount is reduced after the lime water is split, and the cutoff phenomenon in the spraying process is avoided.
Through holes are uniformly formed in the upper and lower inner walls of the spraying piece 121, the lower edge of each through hole is of a round corner structure, and smoothness of upward flow of smoke can be improved through the round corner structure.
When the lime water spraying device is specifically used, each spraying piece 121 is driven to synchronously rotate through the driving component 124, lime water enters the first circular pipeline 1221 under the action of the water suction pump, lime water is split when passing through the lower part, part of the lime water enters the second circular pipeline 1222, part of the lime water enters the uppermost spraying piece 121 through the symmetrical connecting pipeline 1224, part of the lime water enters the third circular pipeline 1223 when passing through the lower part, part of the lime water enters the middle spraying piece 121 through the symmetrical connecting pipelines 1224 on two sides, lime water entering the third circular pipeline 1223 finally enters the lowest spraying piece 121 through the symmetrical connecting pipelines 1224 on two sides, and as through holes are uniformly formed in the upper inner wall and the lower inner wall of the spraying piece 121, the lime water entering the lime water can be uniformly sprayed in the shell 11, so that the lime water is uniformly mixed with the upward flowing smoke gas, the purpose of desulfurization is achieved, the lime water can flow downwards in a spiral movement track by rotating the spraying piece 121, the time of movement in the air is increased, the time of contact with the smoke is further increased, the lime water is fully mixed with the smoke gas, the lime water is fully mixed, the lime water can be prevented from being mixed with the smoke water in the rotating process, the lime water can be prevented from being uniformly, and the lime water is prevented from being mixed with the lime water in the process, and the lime water is prevented from being uniformly flowing in the process due to the rotation. It should be noted that, by arranging three spraying pieces 121 distributed up and down, the invention enables the flue gas to be subjected to three desulfurization treatments in sequence in the process of flowing from bottom to top, thereby further improving the desulfurization effect.
The top surface of the spraying piece 121 is also provided with an inclined outward elastic baffle 1212 near the outer edge so as to avoid the lime water sprayed above from entering between the spraying piece 121 and the inner wall of the shell 11 to influence the driving gear 1242; the elasticity of the elastic baffle 1212 allows it to deform in time, avoiding interference with the riser 1234 when the desulfurization mechanism 12 is installed.
Referring to fig. 2, the drive assembly 124 includes a drive shaft 1241, a drive gear 1242, driven teeth 1243, and an external drive motor; a driving shaft 1241 is vertically and rotatably arranged on the outer wall of the shell 11 through a mounting plate, a driving gear 1242 is axially and uniformly fixedly arranged on the outer surface of the driving shaft 1241, driven teeth 1243 are uniformly arranged on the circumferential outer wall of the spraying piece 121, and the driving gear 1242 is meshed with the driven teeth 1243; the side wall of the shell 11 is provided with a notch for meshing the driving gear 1242 with the driven gear 1243; one end of the driving shaft 1241 is connected to an external driving motor (not shown in the drawing); in particular, during operation, the external driving motor drives the driving shaft 1241 to rotate, the driving shaft 1241 drives the plurality of driving gears 1242 to synchronously rotate, and the plurality of driving gears 1242 drive the corresponding driven gears 1243 to synchronously rotate, so as to drive the plurality of spraying pieces 121.
Referring to fig. 3 and 4, after the smoke enters from the smoke inlet, in order to prevent the smoke from sinking due to excessive smoke inlet, a smoke baffle 13 is further arranged at the lower end of the inner wall of the shell 11 and below the smoke inlet, one side of the smoke baffle 13, which is close to the inner wall of the shell 11, is a horizontal section, one side, which is far away from the inner wall of the shell 11, is an inclined section which is inclined upwards, and the horizontal section and the inclined section are connected through an arc section; the flue gas entering from the flue inlet is gradually dispersed at the bottom of the shell 11 due to the existence of the smoke baffle 13 and flows upwards, a part of flue gas is contacted with the inclined section of the smoke baffle 13 due to inertia, the part of flue gas is inclined upwards under the guidance of the inclined section due to impulse action, so that the flue gas flows towards the middle of the shell 11, and a part of flue gas contacted with the horizontal section can gradually move towards the inclined section under the guidance of the arc section, and the part of flue gas also flows towards the middle of the shell 11, so that the entering flue gas is ensured to not only avoid flowing downwards due to the excessive entering quantity, but also be uniformly distributed inside the shell 11, the contact area of the flue gas and sprayed lime water is improved, and the desulfurization effect is improved.
In the spraying process, the smoke baffle 13 can store a part of lime water, in order to avoid influencing the follow-up collection treatment of the lime water, circular through holes are uniformly formed in the circumferential direction on the horizontal section, and the lime water dropped onto the smoke baffle 13 can flow into the horizontal section through the inclined section and the arc section and flow into the conical structure through the circular through holes, and then enters the treatment mechanism 2.
Referring to fig. 3, 4, 5, 6 and 8, in the desulfurization process, the flue gas and lime water react chemically to generate a precipitate, the precipitate falls on the top of the spraying member 121 and the smoke baffle 13 at the middle and lower parts, and meanwhile, part of the precipitate appears in the cavity of the spraying member 121; specifically, the desulfurization mechanism 12 further includes three sets of mounting assemblies 123 disposed between the inner wall of the housing 11 and the bottom wall of the corresponding spraying member 121, the mounting assemblies 123 include a U-shaped track 1231, a circular track 1232, a support plate 1233, a riser 1234, and a clamping member 1235, the U-shaped track 1231 is disposed on the bottom surface of the spraying member 121 and has a downward opening, a rectangular slot is disposed on the inner wall of the housing 11 and below the corresponding spraying member 121, the circular track 1232 is disposed in the rectangular slot through a fixing plate, a support plate 1233 is rotatably disposed on one side of the circular track 1232 near the center of the housing 11 through the clamping member 1235, a riser 1234 capable of being embedded in the U-shaped track 1231 is disposed on the top surface of the riser 1234, and balls are uniformly disposed in the arc slot; a first spring is uniformly connected between the top and bottom surfaces of the support plate 1233 and the rectangular groove, and the support plate 1233 is in a horizontal position in a normal state.
Referring to fig. 9, the U-shaped track 1231, the rectangular groove, and the circular track 1232 are all annular structures that are disposed with the central axis of the housing 11 as an axis, the support plates 1233 and the risers 1234 are all uniformly distributed with the central axis of the housing 11 as an axis, and in a normal state, each support plate 1233 and each riser 1234 can be spliced to form an annular structure for preventing the smoke from entering between the spraying member 121 and the inner wall of the housing 11 to corrode the gear structure.
The three sets of mounting assemblies 123 are identical in structure, except that the distance between the U-shaped rails 1231 and the central axis of the housing 11 is gradually reduced from top to bottom, and the length of the corresponding support plate 1233 is gradually increased, so that the risers 1234 on the support plate 1233 can be mutually matched with the U-shaped rails 1231.
The invention can conveniently disassemble and assemble the desulfurization mechanism 12 through the installation assembly 123, in specific work, the desulfurization mechanism 12 is driven by manual or external equipment to enter the shell 11 and move downwards, the lowest spraying piece 121 is firstly contacted with the uppermost riser 1234, at this time, the U-shaped track 1231 is not matched with the length of the supporting plate 1233, the spraying piece 121 can extrude the riser 1234, and then the supporting plate 1233 rotates around the axis of the circular track 1232, the supporting plate 1233 extrudes the lower spring to shrink, and as the desulfurization mechanism 12 moves downwards, the elastic baffle 1212 contacts with the riser 1234, the elastic baffle 1212 deforms to a certain extent, so that the elastic baffle 1212 can smoothly pass through the riser 1234, and the lowest spraying piece 121 can pass through the uppermost installation assembly 123, and the spring drives the supporting plate 1233 and the riser 1234 to reset; likewise, the lowermost spray member 121 may pass smoothly through the middle mounting assembly 123; when the lowest spraying part 121 reaches the upper part of the lowest mounting assembly 123, the riser 1234 and the balls thereon can be smoothly embedded into the U-shaped rail 1231 due to the length matching of the U-shaped rail 1231 and the corresponding supporting plate 1233, when the spraying part 121 continues to move downwards, the U-shaped rail 1231 and the balls can be limited due to the matching of the U-shaped rail 1231 and the balls, so that the spraying part 121 at the lowest part is mounted and limited, and when the spraying part 121 at the lowest part is mounted, the two spraying parts 121 at the upper part are matched with the corresponding mounting assemblies 123, so that the mounting of the desulfurization mechanism 12 is finally realized.
When the disengaging mechanism 12 needs to be cleaned, the desulfurizing mechanism 12 is driven to move upwards by manual or external equipment, the spraying piece 121 moves upwards, the U-shaped track 1231 is separated from the corresponding vertical plate 1234 and balls on the vertical plate, during the upward movement of the spraying piece 121 below, the elastic baffle 1212 is firstly contacted with the bottom surface of the supporting plate 1233 above and extrudes, under the action of the spring above, the supporting plate 1233 is turned upwards, and meanwhile, the elastic baffle 1212 deforms to enable the spraying piece 121 to pass smoothly, when the spraying piece 121 passes, the driven teeth 1243 on the outer circular surface of the spraying piece 121 continuously extrude the supporting plate 1233, and square grooves are formed above the vertical surfaces of the rectangular grooves, so that the supporting plate 1233 and the vertical plates 1234 on the supporting plate can be completely contained, and the spraying piece 121 can pass smoothly conveniently; the desulfurization mechanism 12 can thus be removed for cleaning.
Referring to fig. 8, the locking member 1235 includes a semi-arc-shaped plate 1235a and a sliding arc-shaped plate 1235b, an opening is provided on an outer side surface of the semi-arc-shaped plate 1235a away from the center of the housing 11, and an arc-shaped slot communicating with the opening is provided inside the semi-arc-shaped plate 1235 a. A sliding arc-shaped plate 1235b is connected in the arc-shaped groove in a sliding manner, and a second spring is connected between the sliding arc-shaped plate 1235b and the inner wall of the arc-shaped groove; the sliding arc plate 1235b connected by elastic sliding can make the support plate 1233 keep a stable clamping connection to the circular track 1232 during the rotation process.
Referring to fig. 3 and 4, an upper cover is detachably mounted on the top of the housing 11, and the desulfurization mechanism 12 is mounted on the upper cover, and when the desulfurization mechanism needs to be cleaned, the upper cover is removed first, and then the desulfurization mechanism 12 is directly taken out by manual or external equipment.
Referring to fig. 1 and 2, the treatment mechanism 2 includes a liquid storage tank 21 and a filter plate 22; rectangular holes are formed in the left side wall of the liquid storage tank 21, sliding grooves are formed in the front and rear right side walls above the inside of the liquid storage tank 21, a filter plate 22 is connected in the sliding grooves of the front and rear side walls in a sliding mode, one end of the filter plate 22 penetrates through the rectangular holes, a handle is arranged at one end of the filter plate 22 penetrating through the rectangular holes, and the handle is located outside the liquid storage tank 21; the middle part of the side surface of the liquid storage tank 21 is provided with a liquid outlet connected with the pipeline 3, and the other side surface of the liquid storage tank 21 is provided with a liquid inlet.
When the desulfurization tower is particularly in operation, lime water is supplemented into the liquid storage tank 21 through the liquid inlet, part of the lime water entering the liquid storage tank 21 can be deposited at the bottom, meanwhile, part of light impurities can float on the water surface, the deposition and the impurities can block the through holes to influence the spraying effect, meanwhile, the pump body can be damaged, and in order to avoid entering the desulfurization tower 1 through the water suction pump, the liquid outlet is arranged in the middle of the side surface of the liquid storage tank 21, so that only the clear liquid part in the middle can be extracted; the liquid flowing out of the desulfurizing tower 1 is filtered by the filter plate 22 and enters the liquid storage tank 21, and the filter plate 22 can be manually pulled out to clean the liquid.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The desulfurization, denitrification and dust removal treatment equipment comprises a desulfurization tower (1), and is characterized in that the desulfurization tower (1) comprises a shell (11), a smoke inlet is formed in the position, close to the lower side, of the left side of the shell (11), a smoke outlet for discharging flue gas subjected to desulfurization treatment is formed in the position, close to the upper side, of the right side of the shell (11), a desulfurization mechanism (12) for carrying out multiple desulfurization on the flue gas is arranged in the shell (11), the bottom of the desulfurization tower (1) is of a conical structure with an opening at the lower side, and a treatment mechanism (2) for collecting and storing lime water is arranged below the conical structure of the desulfurization tower (1); the upper part of the desulfurization mechanism (12) is connected with the treatment mechanism (2) through a pipeline (3), and a water pump is arranged in the middle of the pipeline (3);
the desulfurization mechanism (12) comprises a spraying piece (121), a conveying pipe group (122) and a driving assembly (124); a cylindrical conveying pipe group (122) is arranged in the center position inside the shell (11), a cylindrical spraying piece (121) is axially and uniformly rotatably arranged on the conveying pipe group (122), and a driving assembly (124) for driving the spraying piece (121) to rotate is arranged on the outer wall of the shell (11);
an upper cover is detachably arranged at the top of the shell (11), and a desulfurization mechanism (12) is arranged on the upper cover;
the conveying pipe group (122) consists of a first circular pipe (1221), a second circular pipe (1222) and a third circular pipe (1223) which are distributed up and down and are sequentially communicated, a spraying part (121) is installed at the upper end of the second circular pipe (1222), the upper end of the third circular pipe (1223) and the outer side surface of the lower end of the third circular pipe (1223) in a sealing and rotating mode through bearings, the spraying part (121) is of a cavity structure, an annular groove is formed in the upper end surface of the spraying part (121), an annular hole communicated with the cavity is formed in the bottom surface of the annular groove, an annular plate (1211) is installed in the annular groove in a rotating mode through bearings, two connecting pipes (1224) are symmetrically arranged on the annular plate (1211), and the connecting pipes (1224) are communicated with the lower end of the conveying pipe group (122);
the diameters of the first circular pipe (1221), the second circular pipe (1222) and the third circular pipe (1223) gradually decrease from top to bottom;
through holes are uniformly formed in the upper inner wall and the lower inner wall of the spraying piece (121), and the lower edge of each through hole is of a round corner structure;
the desulfurization mechanism (12) comprises three groups of installation components (123) arranged between the inner wall of the shell (11) and the bottom wall of the corresponding spraying piece (121), each installation component (123) comprises a U-shaped track (1231), a round track (1232), a supporting plate (1233), a vertical plate (1234) and a clamping piece (1235), the U-shaped track (1231) is arranged on the bottom surface of the spraying piece (121) and is downward in an opening, a rectangular groove is formed in the inner wall of the shell (11) and below the corresponding spraying piece (121), a round track (1232) is arranged in the rectangular groove through a fixing plate, one side, close to the center of the shell (11), of the round track (1232) is rotatably provided with a supporting plate (1233) through the clamping piece (1235), the top surface of the supporting plate (1233) is provided with a vertical plate (1234) capable of being embedded into the U-shaped track (1231), the top surface of the vertical plate (1234) is an arc groove, and balls are uniformly rotated in the arc groove; springs I are uniformly connected between the top surface and the bottom surface of the supporting plate (1233) and the rectangular groove, and the supporting plate (1233) is positioned at a horizontal position in a normal state;
the U-shaped track (1231), the rectangular groove and the circular track (1232) are all of annular structures which are arranged by taking the central axis of the shell (11) as an axis, the supporting plates (1233) and the vertical plates (1234) are uniformly distributed in the circumferential direction by taking the central axis of the shell (11), and in a normal state, the supporting plates (1233) and the vertical plates (1234) can be spliced to form the annular structures;
the three groups of mounting assemblies (123) have the same structure, and the difference is that the distance between the U-shaped track (1231) and the central axis of the shell (11) is gradually reduced from top to bottom, and the length of the corresponding supporting plate (1233) is gradually increased.
2. The desulfurization, denitrification and dedusting treatment equipment according to claim 1, which is characterized in that: the top surface of the spraying piece (121) is provided with an inclined outward elastic baffle plate (1212) near the outer edge.
3. The desulfurization, denitrification and dedusting treatment equipment according to claim 1, which is characterized in that: the drive assembly (124) includes a drive shaft (1241), a drive gear (1242), driven teeth (1243), and an external drive motor; a driving shaft (1241) is vertically and rotatably arranged on the outer wall of the shell (11) through a mounting plate, a driving gear (1242) is axially and uniformly fixedly arranged on the outer surface of the driving shaft (1241), driven teeth (1243) are uniformly arranged on the circumferential outer wall of the spraying piece (121), and the driving gear (1242) is meshed with the driven teeth (1243); a notch for meshing the driving gear (1242) with the driven gear (1243) is formed in the side wall of the shell (11); one end of the driving shaft (1241) is connected with an external driving motor.
4. The desulfurization, denitrification and dedusting treatment equipment according to claim 1, which is characterized in that: the lower end of the inner wall of the shell (11) and the lower part of the smoke inlet are also provided with a smoke baffle plate (13), one side of the smoke baffle plate (13) close to the inner wall of the shell (11) is a horizontal section, one side far away from the inner wall of the shell (11) is an inclined section which is inclined upwards, and the horizontal section and the inclined section are connected through an arc section.
5. The desulfurization, denitrification and dedusting treatment equipment according to claim 1, which is characterized in that: the clamping piece (1235) comprises a semi-arc-shaped plate (1235 a) and a sliding arc-shaped plate (1235 b), an opening is formed in the outer side surface, far away from the center of the shell (11), of the semi-arc-shaped plate (1235 a), an arc-shaped groove communicated with the opening is formed in the semi-arc-shaped plate (1235 a), the sliding arc-shaped plate (1235 b) is connected in the arc-shaped groove in a sliding mode, and a second spring is connected between the sliding arc-shaped plate (1235 b) and the inner wall of the arc-shaped groove.
6. The desulfurization, denitrification and dedusting treatment equipment according to claim 1, which is characterized in that: the treatment mechanism (2) comprises a liquid storage tank (21) and a filter plate (22), wherein rectangular holes are formed in the left side wall of the liquid storage tank (21), sliding grooves are formed in the front and rear right side walls above the inside of the liquid storage tank (21), the filter plate (22) is connected in the sliding grooves of the front and rear side walls in a sliding manner, a handle is arranged at one end of the filter plate (22), and the handle is located outside the liquid storage tank (21); the middle part of the side surface of the liquid storage tank (21) is provided with a liquid outlet connected with the pipeline (3), and the other side surface of the liquid storage tank (21) is provided with a liquid inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311289395.7A CN117160223B (en) | 2023-10-07 | 2023-10-07 | Desulfurization, denitrification and dust removal treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311289395.7A CN117160223B (en) | 2023-10-07 | 2023-10-07 | Desulfurization, denitrification and dust removal treatment equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117160223A CN117160223A (en) | 2023-12-05 |
| CN117160223B true CN117160223B (en) | 2024-03-15 |
Family
ID=88937576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311289395.7A Active CN117160223B (en) | 2023-10-07 | 2023-10-07 | Desulfurization, denitrification and dust removal treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117160223B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208320460U (en) * | 2018-05-14 | 2019-01-04 | 贵州鑫凯达金属电源有限责任公司 | A kind of swirling mist desulfuration spray tower |
| CN210544318U (en) * | 2019-06-26 | 2020-05-19 | 北京源通洁净能源股份有限公司 | Dust removal SOx/NOx control device for boiler flue gas |
| CN214051141U (en) * | 2020-09-17 | 2021-08-27 | 大连维清环境工程有限公司 | Synchronous desulfurization and denitrification reaction absorption tower |
| CN113908671A (en) * | 2021-11-07 | 2022-01-11 | 江苏淼森电力环保科技有限公司 | Anti-blocking desulfurizing tower and using method thereof |
| CN115337731A (en) * | 2022-10-17 | 2022-11-15 | 中节能(汕头潮南)环保能源有限公司 | Integrated desulfurization negative pressure dust removal equipment for waste incineration boiler and dust removal method thereof |
| CN218188883U (en) * | 2021-12-27 | 2023-01-03 | 北京北控绿海能环保有限公司 | Desulfurizing tower atomizer |
| CN218249497U (en) * | 2022-09-23 | 2023-01-10 | 山东聚嘉环保科技有限公司 | Flue gas desulfurization and denitrification system |
| CN218741250U (en) * | 2022-07-30 | 2023-03-28 | 北京赛博宇科技发展有限公司 | Flue gas desulfurization processing apparatus of environmental protection |
| CN116585880A (en) * | 2023-05-12 | 2023-08-15 | 宜兴市海纳环境工程有限公司 | Rotary spray desulfurization device based on gas diversion and desulfurization method thereof |
-
2023
- 2023-10-07 CN CN202311289395.7A patent/CN117160223B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208320460U (en) * | 2018-05-14 | 2019-01-04 | 贵州鑫凯达金属电源有限责任公司 | A kind of swirling mist desulfuration spray tower |
| CN210544318U (en) * | 2019-06-26 | 2020-05-19 | 北京源通洁净能源股份有限公司 | Dust removal SOx/NOx control device for boiler flue gas |
| CN214051141U (en) * | 2020-09-17 | 2021-08-27 | 大连维清环境工程有限公司 | Synchronous desulfurization and denitrification reaction absorption tower |
| CN113908671A (en) * | 2021-11-07 | 2022-01-11 | 江苏淼森电力环保科技有限公司 | Anti-blocking desulfurizing tower and using method thereof |
| CN218188883U (en) * | 2021-12-27 | 2023-01-03 | 北京北控绿海能环保有限公司 | Desulfurizing tower atomizer |
| CN218741250U (en) * | 2022-07-30 | 2023-03-28 | 北京赛博宇科技发展有限公司 | Flue gas desulfurization processing apparatus of environmental protection |
| CN218249497U (en) * | 2022-09-23 | 2023-01-10 | 山东聚嘉环保科技有限公司 | Flue gas desulfurization and denitrification system |
| CN115337731A (en) * | 2022-10-17 | 2022-11-15 | 中节能(汕头潮南)环保能源有限公司 | Integrated desulfurization negative pressure dust removal equipment for waste incineration boiler and dust removal method thereof |
| CN116585880A (en) * | 2023-05-12 | 2023-08-15 | 宜兴市海纳环境工程有限公司 | Rotary spray desulfurization device based on gas diversion and desulfurization method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117160223A (en) | 2023-12-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111185091A (en) | Desulfurization and dust removal integrated washing tower | |
| CN108554158A (en) | A kind of high temperature and humidity flue gas cool-down desulfurizing and purifying system | |
| CN218249497U (en) | Flue gas desulfurization and denitrification system | |
| CN101314092A (en) | Rotary dust wiper | |
| CN117160223B (en) | Desulfurization, denitrification and dust removal treatment equipment | |
| CN213995412U (en) | Dust removal SOx/NOx control device for boiler flue gas | |
| CN109966903A (en) | A kind of flue gas processing device of thermal power generation station-service | |
| CN111036063B (en) | Tower desulfurization exhaust treatment equipment | |
| CN210332248U (en) | High-efficient boiler dust removal SOx/NOx control device | |
| CN211098371U (en) | Spray even desulfurizing tower | |
| CN112090187A (en) | Boiler flue gas integrated distributed desulfurization and denitrification device and treatment method | |
| CN104474868A (en) | Smoke dust removal system | |
| CN216457760U (en) | Coke oven flue gas desulfurization and denitrification device | |
| CN201357042Y (en) | Cyclone boiler flue gas desulfurization dust collector | |
| CN213159884U (en) | Ultra-low emission device for smoke pollutants of coal-fired boiler | |
| CN205832792U (en) | The ultra-clean dust arrester of Multi-stage spiral formula | |
| CN2933540Y (en) | Spiral dynamic spray dust remover | |
| CN210448716U (en) | High-efficiency pneumatic emulsification dust removal and desulfurization device for flue gas | |
| CN113877394A (en) | Desulfurization and denitrification dedusting tower | |
| CN214319716U (en) | Desulfurization and denitrification device convenient to maintain | |
| CN211098366U (en) | Boiler SOx/NOx control equipment with dust removal function | |
| CN217431219U (en) | Dust removal equipment for boiler | |
| RU2104752C1 (en) | Device for trapping of toxicants from gaseous effluents (variants) | |
| CN221385900U (en) | Purifying equipment for desulfurization and denitrification of coal-fired flue gas | |
| CN212236548U (en) | Gas dust removal equipment for flue gas desulfurization and denitrification |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |