CN117732622B - Silicon carbide nozzle - Google Patents
Silicon carbide nozzle Download PDFInfo
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- CN117732622B CN117732622B CN202410187786.6A CN202410187786A CN117732622B CN 117732622 B CN117732622 B CN 117732622B CN 202410187786 A CN202410187786 A CN 202410187786A CN 117732622 B CN117732622 B CN 117732622B
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- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 36
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 91
- 239000002356 single layer Substances 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 239000010410 layer Substances 0.000 claims description 29
- 238000010276 construction Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000002002 slurry Substances 0.000 abstract description 60
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 15
- 239000003546 flue gas Substances 0.000 abstract description 15
- 238000005507 spraying Methods 0.000 abstract description 13
- 238000006477 desulfuration reaction Methods 0.000 abstract description 8
- 230000023556 desulfurization Effects 0.000 abstract description 8
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000009827 uniform distribution Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 7
- 206010066054 Dysmorphism Diseases 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002802 bituminous coal Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The invention discloses a silicon carbide nozzle, which belongs to the technical field of silicon carbide nozzles and comprises a top guide shell, wherein one side of the outer wall of the top guide shell is fixedly connected with a connecting threaded pipe, the top of the top guide shell is fixedly connected with a bottom connecting sleeve, and the bottom of the bottom connecting sleeve is spirally connected with a slurry jet mechanism. According to the invention, by designing the multilayer jet mechanism, the slurry is ejected from the plurality of jet special-shaped holes, so that the discharged flue gas is fully absorbed, and by designing the single-layer jet mechanism and the bottom single-layer plugging mechanism, the uniformity of the ejected slurry between every two first arc guide plates is improved, single-layer liquid spraying is realized, meanwhile, the single-layer jet mechanism and the multilayer detachable guide mechanism realize multilayer uniform ejection, the uniform distribution degree of the whole slurry is improved, the multilayer distribution is realized, and the efficiency of desulfurization and denitration of discharged flue gas is greatly improved.
Description
Technical Field
The invention belongs to the technical field of silicon carbide nozzles, and particularly relates to a silicon carbide nozzle.
Background
In order to purify the air quality, the discharged flue gas needs to be subjected to desulfurization and denitrification transformation, the emission reduction is promoted from the sources of the structure adjustment of the mixed-burned bituminous coal and coal, one of the methods adopted in the desulfurization and denitrification process is to form a layer of water curtain by continuously spraying the solution, the flue gas can be absorbed by the solution through the waste gas such as sulfide in the water curtain, the purpose of desulfurization and denitrification is further achieved, and a silicon carbide spray head is usually used in the place where the solution is sprayed.
The silicon carbide nozzle is made of a novel ceramic material (silicon carbide), has the characteristics of high temperature resistance, oxidation resistance, high strength, extreme cold and extreme heat resistance, good thermal shock resistance, high Wen Bianxiao, good thermal conductivity, wear resistance, corrosion resistance and the like, has an ultra-long service life under severe conditions, is used for desulfurization of a power plant, removes sulfur dioxide and some polluted gases in flue gas of the power plant, and has a common task of desulfurization and denitration for a gas turbine in combined cycle of flue gas and coal of a coal-fired power plant.
The existing silicon carbide nozzle mainly comprises a silicon carbide vortex nozzle and a tangential hollow conical nozzle, the connection size of the silicon carbide vortex nozzle is different from 1 inch to 4 inches, the silicon carbide vortex nozzle mainly comprises winding bonding, threaded connection or flange connection, the spray shape is hollow conical, the spray area is annular, the spray angle is 90 degrees or 120 degrees, the size of liquid drops is medium, although the silicon carbide nozzle is convenient to install, atomizes well and is not easy to block, the whole of the silicon carbide nozzle is large in the quantity of the sprayed slurry in the using process, the consumption is serious, the covered area and the consumption cause the low utilization rate of the slurry, the trouble is brought to the later slurry recycling step, the silicon carbide spiral nozzle of the latter is mainly in a spiral state, the slurry is subjected to direction change after being tangent and collided by the spiral line along with the continuously-reduced spiral body, the liquid is sprayed into a concentric cone in a piece shape, the liquid is not blocked in a channel from the cavity of the nozzle to an outlet, the liquid is still high in absorption efficiency under very low operation pressure, the slurry spraying gap or the gap is not easy to occur, and the slurry is not well controlled in the degree of the nozzle needle, and the slurry is not easy to spray out.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art and provide a silicon carbide nozzle.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a carborundum nozzle, including top guide shell, one side fixedly connected with of top guide shell outer wall connects the screwed pipe, the top fixedly connected with bottom adapter sleeve of top guide shell, the bottom spiral of bottom adapter sleeve is connected with thick liquid spouting mechanism.
Further, through holes corresponding to the connecting threaded pipe and the bottom connecting sleeve are respectively formed in one side and the bottom center of the top guide shell, the top of the inner wall of the through hole corresponding to the bottom connecting sleeve is of an arc-shaped structure, and the bottom of the inner wall of the bottom connecting sleeve is of a threaded structure.
Through the technical scheme, the two through holes on the top guide shell ensure the transmission of the slurry, the arc-shaped structure of the bottom through holes can better guide the slurry to flow down, the resistance is reduced, and the thread structure at the bottom of the bottom connecting sleeve is used for connecting the slurry jet mechanism at the bottom.
Further, the slurry jet mechanism is a multilayer jet mechanism, the multilayer jet mechanism comprises a top thread sleeve spirally connected with the bottom of the inner wall of the bottom connecting sleeve, an end conical sleeve is fixedly connected with the bottom of the top thread sleeve, a plurality of jet special-shaped holes which are distributed at equal intervals are formed in the end conical sleeve, and a first fixing screwing plate is fixedly connected with the inner wall of the bottom of the end conical sleeve.
Through above-mentioned technical scheme, on connecting screwed pipe spiral connection to output pipeline on this carborundum nozzle, output pipeline transmission thick liquid, then get into the top guide shell through connecting screwed pipe, then get into the bottom adapter sleeve of bottom, inside entering multilayer jet mechanism at last, from a plurality of jet dysmorphism holes blowout, can form multilayer water curtain through the crisscross jet dysmorphism hole that distributes of multilayer, and then fully absorb the exhaust flue gas.
Further, tip taper sleeve, top thread bush and first fixed board of twisting are integrated into one piece structure, jet flow dysmorphism hole is circular and rectangle respectively at the both ends of tip taper sleeve inner wall and outer wall, and the area of rectangle is less than circular area.
Through above-mentioned technical scheme, the structural strength of whole multilayer jet mechanism is guaranteed to integral type structure, and the both ends of jet dysmorphism hole are circular and rectangle respectively, and its purpose is that the area that lets blowout thick liquid cover is bigger, and whole tip toper cover also can not influence the intensity of itself because of seting up a plurality of jet dysmorphism holes simultaneously.
Further, the slurry jet mechanism is a single-layer jet mechanism, the single-layer jet mechanism comprises a first extension connecting sleeve, a plurality of first arc guide plates are fixedly connected to the top of the first extension connecting sleeve, a plurality of first thread sleeves are fixedly connected between the tops of the first arc guide plates, a first shunt tube is fixedly connected to the center of the top of the first extension connecting sleeve, and the first extension connecting sleeve, the plurality of first arc guide plates, the first thread sleeves and the first shunt tube are of an integrated structure.
Through above-mentioned technical scheme, accomplish fixedly through the inner wall bottom of the first thread bush screwed connection in the individual layer jet flow mechanism in bottom adapter sleeve, the bottom of the bottom adapter sleeve inner wall is laminated at the top of a plurality of first arc guide plates this moment, forms the gap through between a plurality of first arc guide plates.
Further, the bottom of the first extension connecting sleeve is also spirally connected with a bottom layered plugging mechanism.
Through the technical scheme, the bottom layered plugging mechanism can realize plugging or extending, and can respectively realize single-layer spraying and multi-layer spraying effects.
Further, the bottom layering plugging mechanism is a bottom monolayer plugging mechanism, the bottom monolayer plugging mechanism comprises a second thread bush which is spirally connected to the inner wall of the first extension connecting sleeve, the bottom of the second thread bush is fixedly connected with a bottom plugging connecting sleeve, the top center of the bottom plugging connecting sleeve is fixedly connected with a plugging fixing column, the inner wall of the bottom plugging connecting sleeve is fixedly connected with a second fixing screwing plate, and the bottom plugging connecting sleeve, the plugging fixing column, the second thread bush and the second fixing screwing plate are of an integrated structure.
Through above-mentioned technical scheme, fix in the bottom of first extension adapter sleeve inner wall through the second thread bush screwed connection in the bottom individual layer shutoff mechanism, accomplish the fixed of individual layer jet mechanism and bottom adapter sleeve simultaneously, then connect the connecting thread pipe screw connection on this carborundum nozzle to the output pipeline on, output pipeline transmission thick liquid, then get into the top through connecting thread pipe and guide the shell, and whole flow direction is the helicoid, owing to the existence of shutoff fixed column, reach and flow downwards between bottom adapter sleeve and the first shunt tubes of top guide shell bottom, spout between a plurality of first arc guide plates at last, and spout with the helicoid under the water conservancy diversion effect of a plurality of first arc guide plates.
Further, the diversion mechanism can be dismantled to the bottom layering shutoff mechanism for the multilayer, the diversion mechanism can be dismantled to the multilayer includes the third screw thread cover of screwed connection at first extension adapter sleeve inner wall, the bottom fixedly connected with of third screw thread cover a plurality of second arc guide plates, a plurality of fixedly connected with layering extends the adapter sleeve between the bottom of second arc guide plate, the top center fixedly connected with second shunt tube of layering extends the adapter sleeve, the inner wall bottom screwed connection of layering extends the adapter sleeve has the fourth screw thread cover, the bottom fixedly connected with of fourth screw thread cover a plurality of third arc guide plates, a plurality of third arc guide plates's bottom fixedly connected with bottom reposition of redundant personnel adapter sleeve, the inner wall fixedly connected with third fixed screw thread of bottom reposition of redundant personnel adapter sleeve, layering extends adapter sleeve, a plurality of second arc guide plates, third screw thread cover and second shunt tube as an organic whole structure, and bottom reposition of redundant personnel adapter sleeve, a plurality of third arc guide plates, fourth screw thread cover and third fixed screw thread cover are the structure of an organic whole.
Through the technical scheme, when the device is used, the fixation is completed through the spiral connection of the fourth threaded sleeve in the multilayer detachable diversion mechanism and the bottom part of the inner wall of the layered extension connection sleeve, the connection between the layered extension connection sleeve and the bottom layer diversion connection sleeve is completed, then the spiral connection of the third threaded sleeve in the multilayer detachable diversion mechanism and the bottom part of the first extension connection sleeve is completed, further the fixation between the single-layer jet mechanism and the multilayer detachable diversion mechanism is completed, finally the single-layer jet mechanism is installed at the bottom part of the bottom connection sleeve in the same way, the assembly of the integral silicon carbide nozzle is completed, the connecting threaded pipe on the silicon carbide nozzle is spirally connected to an output pipeline, the output pipeline transmits slurry, then the slurry enters the top guide shell through the connecting threaded pipe, the integral flow direction is in a spiral state, at the moment, the slurry which flows spirally is divided into three parts by the first diversion pipe and the second diversion pipe, the outer wall of the bottom connection sleeve, the inner wall of the first diversion pipe and the second diversion pipe and the third part of the second diversion pipe, the slurry between the inner wall of the bottom connection sleeve and the first diversion pipe can be sprayed out from among a plurality of first arc diversion plates, the slurry between the first diversion plates and the second diversion plates can be sprayed out from a plurality of arc-shaped flow plates.
Further, the height and width of the first arc-shaped guide plate, the second arc-shaped guide plate and the third arc-shaped guide plate from top to bottom are gradually reduced, the bottom of the inner wall of the first extension connecting sleeve and the bottom of the inner wall of the layered extension connecting sleeve are of threaded structures, the inner diameter of the third threaded sleeve is identical to that of the first shunt tube, the inner diameter of the fourth threaded sleeve is identical to that of the second shunt tube, and the bottom shunt connecting sleeve is of a conical structure.
Through above-mentioned technical scheme, first arc guide plate, second arc guide plate and third arc guide plate all reduce gradually by the height and the width of top to the bottom, can guarantee that the delivery outlet area of tail end is as large as possible when thick liquid blowout, highly reduce simultaneously and can guarantee that exit thick liquid can be with high-pressure form blowout, first extension adapter sleeve inner wall bottom and layering extension adapter sleeve inner wall bottom are the helicitic texture and guarantee that overall structure can accomplish dismantlement and installation, the internal diameter is the same can guarantee can not influence the transmission of thick liquid after the laminating, the toper structure of bottom reposition of redundant personnel adapter sleeve can evenly scatter the thick liquid of second reposition of redundant personnel pipe inner wall.
The beneficial effects of the invention are as follows: (1) According to the invention, by designing the multilayer jet mechanism, the slurry is ejected from the plurality of jet special-shaped holes, and as the shape of the jet special-shaped holes is changed from a round shape to a rectangular shape, the area covered by the ejected slurry is larger, and the multilayer water curtain can be formed through the multilayer jet special-shaped holes which are distributed in a staggered way, so that the discharged flue gas is fully absorbed, the absorption efficiency of the flue gas is greatly improved through the multilayer water curtain, the uniformity degree of the overall ejected slurry is ensured, and the consumption of the slurry is reduced; (2) According to the invention, by designing the single-layer jet flow mechanism and the single-layer plugging mechanism at the bottom, slurry in a spiral transmission state reaches the position between the bottom connecting sleeve at the bottom of the top guide shell and the first shunt pipe, and finally is sprayed out from the position between the first arc guide plates, and is sprayed out in a spiral state under the flow guiding action of the first arc guide plates, meanwhile, the heights and widths of the first arc guide plates are gradually reduced, so that the spraying pressure is ensured, the spraying range of the slurry is wider, meanwhile, the uniformity degree of the slurry sprayed out between every two first arc guide plates is improved, single-layer spraying is realized, meanwhile, the single-layer jet flow mechanism and the multi-layer detachable flow guiding mechanism are realized, the slurry between the inner wall of the bottom connecting sleeve and the outer wall of the first shunt pipe can be sprayed out from the first arc guide plates, the slurry between the inner wall of the first shunt pipe and the outer wall of the second shunt pipe can be sprayed out from the second arc guide plates, the slurry on the inner wall of the second shunt pipe can be sprayed out from the third arc guide plates, the overall slurry spraying degree is further realized, the multi-layer distribution is also realized, the flue gas discharging and flue gas desulfurization and denitration efficiency is greatly improved.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a first embodiment of the present invention;
FIG. 3 is a schematic perspective view of a multilayer jet mechanism of the present invention;
fig. 4 is a schematic perspective view of a second embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of a second embodiment of the present invention;
FIG. 6 is a schematic cross-sectional perspective view of a second embodiment of the present invention;
FIG. 7 is a schematic view of the horizontal cross-sectional structure of the top guide shell of the present invention;
FIG. 8 is a schematic diagram of a single jet mechanism structure of the present invention;
FIG. 9 is a schematic diagram of an explosion structure of a second embodiment of the present invention;
FIG. 10 is a schematic view of an exploded perspective cutaway structure of a second embodiment of the present invention;
FIG. 11 is a schematic perspective view of a third embodiment of the present invention;
FIG. 12 is a schematic view showing a cross-sectional perspective structure of a third embodiment of the present invention;
FIG. 13 is a schematic view of an exploded construction of a third embodiment of the present invention;
FIG. 14 is a schematic view of a portion of the construction of a multilayer removable diversion mechanism of the present invention;
fig. 15 is a schematic view of an exploded cross-sectional structure of a third embodiment of the present invention.
Reference numerals: 1. a top guide housing; 2. connecting a threaded pipe; 3. a bottom connecting sleeve; 4. a slurry jet mechanism; 40. a multilayer jet mechanism; 401. an end conical sleeve; 402. a top thread sleeve; 403. jet flow special-shaped holes; 404. a first fixing screw plate; 41. a single-layer jet mechanism; 411. a first extension connection sleeve; 412. a first arc deflector; 413. a first threaded sleeve; 414. a first shunt; 5. a bottom layered plugging mechanism; 50. a bottom single-layer plugging mechanism; 501. the bottom is plugged with a connecting sleeve; 502. plugging the fixed column; 503. a second threaded sleeve; 504. a second fixing screw plate; 51. a multi-layer detachable diversion mechanism; 511. layering extension connecting sleeves; 512. a second arc deflector; 513. a third thread bush; 514. a second shunt tube; 515. a bottom layer shunt connecting sleeve; 516. a third arc deflector; 517. a fourth thread bush; 518. and a third fixing screw plate.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Embodiment one: as shown in fig. 1, a silicon carbide nozzle of this embodiment, including top guide shell 1, one side fixedly connected with of top guide shell 1 outer wall connects screwed pipe 2, the top fixedly connected with bottom adapter sleeve 3 of top guide shell 1, one side and the bottom center of top guide shell 1 have seted up respectively with connect screwed pipe 2 and the corresponding through-hole of bottom adapter sleeve 3, and the inner wall top of the corresponding through-hole of bottom adapter sleeve 3 is arc structure, the inner wall bottom of bottom adapter sleeve 3 is screw structure, the transmission of thick liquid has been guaranteed to two through-holes on the top guide shell 1, the arc structure of bottom through-hole can be better guide thick liquid to flow down, reduce the resistance.
As shown in fig. 1-3, the threaded structure at the bottom of the bottom connecting sleeve 3 is used for connecting the slurry jet mechanism 4 at the bottom, the bottom of the bottom connecting sleeve 3 is spirally connected with the slurry jet mechanism 4, the slurry jet mechanism 4 is a multilayer jet mechanism 40, the multilayer jet mechanism 40 comprises a top thread sleeve 402 spirally connected with the bottom of the inner wall of the bottom connecting sleeve 3, an end conical sleeve 401 is fixedly connected with the bottom of the top thread sleeve 402, a plurality of jet special-shaped holes 403 distributed at equal intervals are formed in the end conical sleeve 401, a first fixed screw plate 404 is fixedly connected with the inner wall of the bottom of the end conical sleeve 401, a connecting thread pipe 2 on the silicon carbide nozzle is spirally connected to an output pipeline, the slurry is transmitted by the output pipeline, then enters the top guide shell 1 through the connecting thread pipe 2, finally enters the bottom connecting sleeve 3 at the bottom, finally enters the inside of the multilayer jet mechanism 40, the multilayer jet special-shaped holes 403 distributed in a multilayer manner can form a multilayer water curtain, and further fully absorb the discharged flue gas, the end conical sleeve 401, the top thread sleeve 402 and the first fixed screw plate 404 are of an integral structure, the special-shaped holes 403 are formed at the end conical sleeve 401 and the inner wall of the end conical sleeve 401, the two ends of the rectangular end conical sleeve are respectively, and the two special-shaped holes of the special-shaped holes are respectively formed at the same time, and the two special-shaped structures are respectively larger than the whole size, and the whole size of the two special-shaped holes are formed, and the whole size is larger than the whole size, and the whole size is better than the size, and the whole size is because the size and the size is better than the size and the whole.
The working principle of this embodiment is as follows, when in use, the top thread bush 402 in the multilayer jet mechanism 40 is screwed on the bottom of the inner wall of the bottom connecting sleeve 3 for fixing, then the connecting thread pipe 2 on the silicon carbide nozzle is screwed on the output pipeline, the output pipeline transmits slurry, then the slurry enters the top guiding shell 1 through the connecting thread pipe 2, then enters the bottom connecting sleeve 3 at the bottom, finally enters the inside of the multilayer jet mechanism 40, and is ejected from the plurality of jet special-shaped holes 403, and the shape of the jet special-shaped holes 403 is changed from round to rectangular, so that the area covered by ejected slurry is larger, meanwhile, the integral end taper bush 401 can not influence the strength of the body due to the fact that the plurality of jet special-shaped holes 403 are arranged, a plurality of water curtains can be formed through the jet special-shaped holes 403 distributed in a staggered manner, and then the ejected flue gas can be fully absorbed, and the absorption efficiency of the flue gas is greatly improved through the plurality of water curtains.
Embodiment two: as shown in fig. 4-8, the difference with the first embodiment is that the slurry jet mechanism 4 is a single-layer jet mechanism 41, the single-layer jet mechanism 41 includes a first extending connecting sleeve 411, a plurality of first arc-shaped guide plates 412 are fixedly connected to the top of the first extending connecting sleeve 411, a first thread sleeve 413 is fixedly connected between the tops of the plurality of first arc-shaped guide plates 412, a first shunt tube 414 is fixedly connected to the center of the top of the first extending connecting sleeve 411, the plurality of first arc-shaped guide plates 412, the first thread sleeve 413 and the first shunt tube 414 are in an integrated structure, the first thread sleeve 413 in the single-layer jet mechanism 41 is spirally connected to the bottom of the inner wall of the bottom connecting sleeve 3, at this time, the top of the plurality of first arc-shaped guide plates 412 is attached to the bottom of the inner wall of the bottom connecting sleeve 3, and gaps are formed between the plurality of first arc-shaped guide plates 412.
As shown in fig. 9 and 10, the bottom of the first extension connecting sleeve 411 is further spirally connected with a bottom layered plugging mechanism 5, the bottom layered plugging mechanism 5 can realize plugging or extending, and can respectively realize single-layer spraying and multi-layer spraying effects, the bottom layered plugging mechanism 5 is a bottom single-layer plugging mechanism 50, the bottom single-layer plugging mechanism 50 comprises a second threaded sleeve 503 spirally connected to the inner wall of the first extension connecting sleeve 411, the bottom of the second threaded sleeve 503 is fixedly connected with a bottom plugging connecting sleeve 501, the top center of the bottom plugging connecting sleeve 501 is fixedly connected with a plugging fixing column 502, the inner wall of the bottom plugging connecting sleeve 501 is fixedly connected with a second fixing screw plate 504, the bottom plugging connecting sleeve 501, the plugging fixing column 502, the second threaded sleeve 503 and the second fixing screw plate 504 are of an integral structure, the bottom of the inner wall of the first extension connecting sleeve 411 is spirally connected with the second threaded sleeve 503 through the second threaded sleeve 503 in the bottom single-layer plugging mechanism 50, simultaneously, the single-layer spraying mechanism 41 and the bottom connecting sleeve 3 are completed, then the connecting threaded pipe 2 on the silicon carbide nozzle is spirally connected to an output pipeline, the output pipeline is then enters the top guide shell 1 through the connecting pipe 2, and the guide shell 412 is in a plurality of arc-shaped flow guide grooves 412 and flows downwards in the arc-shaped state between the top and the arc-shaped guide plate 412, and the arc-shaped guide plate is in the arc-shaped flow guide plate is in the arc-shaped state between the top and the top of the guide plate is in the arc-shaped and the arc-shaped guide plate is in the arc shaped state that the bottom is in the bottom state of the bottom is in the a plurality of the bottom is in the a curve.
The working principle of this embodiment is as follows, when in use, the second thread bush 503 in the bottom individual layer plugging mechanism 50 is screwed on the bottom of the inner wall of the first extension connecting sleeve 411, the outer wall of the plugging fixing column 502 is attached to the inner wall of the first shunt tube 414, the top of the bottom plugging connecting sleeve 501 is attached to the bottom of the first extension connecting sleeve 411, then the first thread bush 413 in the individual layer jet mechanism 41 is screwed on the bottom of the inner wall of the bottom connecting sleeve 3, at this moment, the top of the plurality of first arc-shaped guide plates 412 is attached to the bottom of the inner wall of the bottom connecting sleeve 3, gaps are formed between the plurality of first arc-shaped guide plates 412, the connecting thread tube 2 on the silicon carbide nozzle is screwed on the output pipeline, the output pipeline transmits slurry, then the slurry enters the top guide shell 1 through the connecting thread tube 2, and the whole flow direction is in a spiral state, the bottom between the bottom connecting sleeve 3 and the first shunt tube 414 reaching the bottom of the top guide shell 1 due to the existence of the plugging fixing column 502, finally the bottom of the plurality of first arc-shaped guide plates 412 is ejected from between the bottom of the first arc-shaped guide plates 412, and the bottom of the plurality of first arc-shaped guide plates 412 is ejected in a spiral state under the guide effect, and simultaneously the height of the plurality of first arc-shaped guide plates 412 is gradually increased, the width of the slurry is gradually increased, and the slurry is ejected from the first arc-shaped guide plates is simultaneously in two arc-shaped and the two width is simultaneously.
Embodiment III: as shown in fig. 11 to 15, the difference from the second embodiment is that: the bottom layered plugging mechanism 5 is a multi-layer detachable diversion mechanism 51, the multi-layer detachable diversion mechanism 51 comprises a third thread sleeve 513 spirally connected to the inner wall of the first extension connecting sleeve 411, the bottom of the third thread sleeve 513 is fixedly connected with a plurality of second arc diversion plates 512, layered extension connecting sleeves 511 are fixedly connected between the bottoms of the second arc diversion plates 512, the center of the top of the layered extension connecting sleeve 511 is fixedly connected with a second shunt pipe 514, the bottom of the inner wall of the layered extension connecting sleeve 511 is spirally connected with a fourth thread sleeve 517, the bottom of the fourth thread sleeve 517 is fixedly connected with a plurality of third arc diversion plates 516, the bottom of the third arc diversion plates 516 is fixedly connected with a bottom diversion connecting sleeve 515, the inner wall of the bottom diversion connecting sleeve 515 is fixedly connected with a third fixed screwing plate 518, the layered extension connecting sleeve 511, the plurality of second arc diversion plates 512, the third thread sleeve 513 and the second shunt pipe 514 are of an integrated structure, the bottom layer diversion connecting sleeve 515, the plurality of third arc-shaped guide plates 516, the fourth threaded sleeves 517 and the third fixing screw plates 518 are also of an integrated structure, when the device is used, firstly, the fixation is completed through the spiral connection between the fourth threaded sleeves 517 in the multi-layer detachable guide mechanism 51 and the bottom part of the inner wall of the layered extension connecting sleeve 511, the connection between the layered extension connecting sleeve 511 and the bottom layer diversion connecting sleeve 515 is completed, then the connection between the third threaded sleeves 513 in the multi-layer detachable guide mechanism 51 and the bottom part of the first extension connecting sleeve 411 is spirally connected, the fixation between the single-layer jet mechanism 41 and the multi-layer detachable guide mechanism 51 is further completed, finally, the single-layer jet mechanism 41 is installed at the bottom part of the bottom connecting sleeve 3 in the same way, the assembly of the whole silicon carbide nozzle is completed, the connecting threaded pipe 2 on the silicon carbide nozzle is spirally connected to an output pipeline, the slurry is conveyed by the output pipeline, then enters the top guide shell 1 through the connecting threaded pipe 2, the whole flowing direction is in a spiral state, at the moment, the slurry which flows in a spiral mode is divided into three parts by the first shunt pipe 414 and the second shunt pipe 514, the inner wall of the bottom connecting sleeve 3, the outer wall of the first shunt pipe 414 and the inner wall of the second shunt pipe 514, and the three parts of the inner wall of the second shunt pipe 514, the slurry between the inner wall of the bottom connecting sleeve 3 and the outer wall of the first shunt pipe 414 can be sprayed out from the first arc-shaped guide plates 412, the slurry between the inner wall of the first shunt pipe 414 and the outer wall of the second shunt pipe 514 can be sprayed out from the second arc-shaped guide plates 512, and then the slurry on the inner wall of the second shunt pipe 514 can be sprayed out from the third arc-shaped guide plates 516, so that multi-layer uniform spraying is realized.
As shown in fig. 12 and 13, the heights and widths of the first arc-shaped baffle 412, the second arc-shaped baffle 512 and the third arc-shaped baffle 516 from top to bottom are gradually reduced, the bottoms of the inner wall of the first extension connecting sleeve 411 and the inner wall of the layered extension connecting sleeve 511 are both in a threaded structure, the inner diameter of the third threaded sleeve 513 is the same as that of the first shunt tube 414, the inner diameter of the fourth threaded sleeve 517 is the same as that of the second shunt tube 514, the bottom shunt connecting sleeve 515 is in a conical structure, the heights and widths of the first arc-shaped baffle 412, the second arc-shaped baffle 512 and the third arc-shaped baffle 516 from top to bottom are gradually reduced, the output port area of the tail end can be ensured to be increased as much as possible when slurry is sprayed out, the height reduction can ensure that slurry at the outlet can be sprayed out in a high pressure form, the bottoms of the inner wall of the first extension connecting sleeve 411 and the inner wall of the layered extension connecting sleeve 511 are both in a threaded structure, the disassembly and installation can be completed, the same inner diameter can ensure that the transmission of the slurry can not be affected after the lamination, and the conical structure of the bottom shunt connecting sleeve 515 can uniformly disperse the slurry out of the second shunt inner wall 514.
The working principle of this embodiment is as follows, when in use, firstly, the fourth threaded sleeve 517 in the multi-layer detachable diversion mechanism 51 is spirally connected with the bottom of the inner wall of the layered extension connecting sleeve 511 to complete fixation, the connection between the layered extension connecting sleeve 511 and the bottom layer diversion connecting sleeve 515 is completed, at this time, the top parts of the plurality of third arc diversion plates 516 are attached to the bottom of the layered extension connecting sleeve 511, then, the third threaded sleeve 513 in the multi-layer detachable diversion mechanism 51 is spirally connected with the bottom of the first extension connecting sleeve 411, further, the fixation between the single-layer jet mechanism 41 and the multi-layer detachable diversion mechanism 51 is completed, at this time, the top parts of the plurality of second arc diversion plates 512 are attached to the bottom of the first extension connecting sleeve 411, the second diversion pipe 514 is inserted into the first diversion pipe 414, finally, the single-layer jet mechanism 41 is installed at the bottom of the bottom connecting sleeve 3 to complete the assembly of the integral silicon carbide nozzle in the same way, the connecting threaded pipe 2 on the silicon carbide nozzle is spirally connected to an output pipeline, the output pipeline transmits slurry, then the slurry enters the top guide shell 1 through the connecting threaded pipe 2, the whole flow direction is in a spiral state, at the moment, the spirally flowing slurry is divided into three parts by the first shunt pipe 414 and the second shunt pipe 514, the inner wall of the bottom connecting sleeve 3 and the outer wall of the first shunt pipe 414, the inner wall of the first shunt pipe 414 and the outer wall of the second shunt pipe 514 and the inner wall of the second shunt pipe 514, the slurry between the inner wall of the bottom connecting sleeve 3 and the outer wall of the first shunt pipe 414 is sprayed out from the first arc-shaped guide plates 412, the slurry between the inner wall of the first shunt pipe 414 and the outer wall of the second shunt pipe 514 is sprayed out from the second arc-shaped guide plates 512, the slurry on the inner wall of the second shunt pipe 514 is sprayed out from the third arc-shaped guide plates 516, and then realize multilayer equipartition blowout, improve the equipartition degree of whole thick liquid, also realized multilayer distribution, improved the efficiency to discharging flue gas desulfurization denitration greatly.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention.
Claims (5)
1. Silicon carbide nozzle comprising a top guiding shell (1), characterized in that: one side fixedly connected with connection screwed pipe (2) of top guide shell (1) outer wall, the top fixedly connected with bottom adapter sleeve (3) of top guide shell (1), the bottom spiral connection of bottom adapter sleeve (3) has thick liquid spouting mechanism (4), thick liquid spouting mechanism (4) are individual layer spouting mechanism (41), individual layer spouting mechanism (41) are including first extension adapter sleeve (411), first extension adapter sleeve (411) top fixedly connected with a plurality of first arc guide plates (412), a plurality of fixedly connected with first screw thread cover (413) between first arc guide plates (412) top, first shunt tubes (414) are fixedly connected with in the top center of first extension adapter sleeve (411), a plurality of first arc guide plates (412) and first screw thread cover (413) and first shunt tubes (414) are integrated into one piece, the bottom of first extension adapter sleeve (411) still spiral connection has bottom layering shutoff mechanism (5).
2. The silicon carbide nozzle according to claim 1, wherein through holes corresponding to the connecting threaded pipe (2) and the bottom connecting sleeve (3) are respectively formed in one side and the bottom center of the top guide shell (1), the top of the inner wall of the through hole corresponding to the bottom connecting sleeve (3) is of an arc-shaped structure, and the bottom of the inner wall of the bottom connecting sleeve (3) is of a threaded structure.
3. The silicon carbide nozzle according to claim 1, wherein the bottom layered plugging mechanism (5) is a bottom single-layer plugging mechanism (50), the bottom single-layer plugging mechanism (50) comprises a second threaded sleeve (503) spirally connected to the inner wall of the first extension connecting sleeve (411), a bottom plugging connecting sleeve (501) is fixedly connected to the bottom of the second threaded sleeve (503), a plugging fixing column (502) is fixedly connected to the top center of the bottom plugging connecting sleeve (501), a second fixing screwing plate (504) is fixedly connected to the inner wall of the bottom plugging connecting sleeve (501), and the bottom plugging connecting sleeve (501), the plugging fixing column (502), the second threaded sleeve (503) and the second fixing screwing plate (504) are of an integrated structure.
4. The silicon carbide nozzle according to claim 1, wherein the bottom layered plugging mechanism (5) is a multi-layered detachable diversion mechanism (51), the multi-layered detachable diversion mechanism (51) comprises a third threaded sleeve (513) spirally connected to an inner wall of the first extension connecting sleeve (411), a plurality of second arc diversion plates (512) are fixedly connected to the bottom of the third threaded sleeve (513), layered extension connecting sleeves (511) are fixedly connected between the bottoms of the plurality of second arc diversion plates (512), a second shunt pipe (514) is fixedly connected to the top center of the layered extension connecting sleeve (511), a fourth threaded sleeve (517) is spirally connected to the bottom of the inner wall of the layered extension connecting sleeve (511), a plurality of third arc diversion plates (516) are fixedly connected to the bottom of the fourth threaded sleeve (517), a bottom layer diversion connecting sleeve (515) is fixedly connected to the bottom of the third arc diversion plate (516), a third fixing screw plate (518) is fixedly connected to the inner wall of the bottom layer diversion connecting sleeve (515), the layered extension connecting sleeve (511), the second diversion plates (514), the third arc diversion plates (516) are integrally connected to the bottom diversion plates (516), and the third arc diversion plates (516) are integrally formed by the third arc diversion plates (516) The fourth thread bush (517) and the third fixing screw plate (518) are also of unitary construction.
5. The silicon carbide nozzle of claim 4, wherein the first arc deflector (412), the second arc deflector (512), and the third arc deflector (516) each have a height and a width gradually decreasing from top to bottom, the bottom of the inner wall of the first extension connecting sleeve (411) and the bottom of the inner wall of the layered extension connecting sleeve (511) are both in a threaded structure, the inner diameter of the third threaded sleeve (513) is the same as the inner diameter of the first shunt tube (414), the inner diameter of the fourth threaded sleeve (517) is the same as the inner diameter of the second shunt tube (514), and the bottom shunt connecting sleeve (515) is in a tapered structure.
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| CN202410187786.6A CN117732622B (en) | 2024-02-20 | 2024-02-20 | Silicon carbide nozzle |
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| CN202410187786.6A CN117732622B (en) | 2024-02-20 | 2024-02-20 | Silicon carbide nozzle |
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| CN117732622B true CN117732622B (en) | 2024-05-14 |
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| Publication number | Publication date |
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| CN117732622A (en) | 2024-03-22 |
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