CN219943959U - Structural device for solving high dust interference of denitration system - Google Patents
Structural device for solving high dust interference of denitration system Download PDFInfo
- Publication number
- CN219943959U CN219943959U CN202321059096.XU CN202321059096U CN219943959U CN 219943959 U CN219943959 U CN 219943959U CN 202321059096 U CN202321059096 U CN 202321059096U CN 219943959 U CN219943959 U CN 219943959U
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- China
- Prior art keywords
- flue
- denitration system
- reciprocating
- high dust
- soot
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- 239000000428 dust Substances 0.000 title claims abstract description 27
- 239000004071 soot Substances 0.000 claims abstract description 43
- 238000007664 blowing Methods 0.000 claims abstract description 30
- 239000000779 smoke Substances 0.000 claims abstract description 28
- 230000010349 pulsation Effects 0.000 claims abstract description 9
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000003054 catalyst Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003197 catalytic effect Effects 0.000 abstract description 4
- 230000008021 deposition Effects 0.000 abstract description 2
- 239000002912 waste gas Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model belongs to the technical field of dust treatment in a denitration system, in particular to a structural device for solving the problem of high dust-containing interference of the denitration system, which comprises a flue, wherein two ends of the flue are respectively provided with a smoke inlet and a smoke outlet, a reciprocating soot blower is arranged in the flue, the reciprocating soot blower comprises a soot blowing pipe, and an air pulsation gun is arranged in the soot blowing pipe; the reciprocating soot blower achieves the operation that the soot blowing pipe reciprocates along the axis of the flue. This solve high dust-laden interference's of denitration system constructional device, this device can be used to clear away the deposition on catalyst surface through setting up reciprocating soot blower in the inside of flue, increases the air pulsation big gun then can be on the basis of reciprocal soot blowing, increases the soot blowing effect of vertical direction for each corner and dead angle can both be by the degree of depth cleanness. Thus, the problem of blockage of the catalytic system by dust can be effectively solved.
Description
Technical Field
The utility model relates to the technical field of dust treatment in a denitration system, in particular to a structural device for solving high dust interference of the denitration system.
Background
The problem of high dust-containing interference of the denitration system is mainly that after the waste gas is treated by a flue gas pipeline, an electric dust collector and other prepositive equipment, part of dust and particles still remain, and the pollutant possibly enters the denitration system along with the waste gas to cause larger interference and damage to the denitration catalyst layer. There is a need for a structural arrangement that addresses the high dust interference of a denitration system.
Disclosure of Invention
Based on the prior art, the utility model provides a structural device for solving high dust interference of a denitration system.
The utility model provides a structural device for solving high dust-containing interference of a denitration system, which comprises a flue, wherein two ends of the flue are respectively provided with a smoke inlet and a smoke outlet, a reciprocating soot blower is arranged in the flue, the reciprocating soot blower comprises a soot blowing pipe, and an air pulsation gun is arranged in the soot blowing pipe;
the reciprocating soot blower achieves the operation that the soot blowing pipe reciprocates along the axis of the flue.
Preferably, the reciprocating soot blower further comprises a threaded rod, two ends of the threaded rod are rotatably connected with the surface of the smoke inlet and the inner wall of the smoke outlet through bearings, and one end of the threaded rod penetrates through and extends to the outer surface of the smoke outlet.
Preferably, a driving motor is fixedly installed on one side surface of the smoke outlet, an output shaft of the driving motor is fixedly installed at one end of the threaded rod through a coupler, and a driving pipe is connected with the threaded surface of the threaded rod in a threaded mode.
Preferably, a connecting transverse plate is fixedly arranged on the circular arc surface of one side of the driving pipe, the surface of the connecting transverse plate is fixedly arranged on the surface of the ash blowing pipe, a telescopic corrugated pipe is fixedly arranged at the bottom of the ash blowing pipe, and one end of the telescopic corrugated pipe penetrates through and extends to the surface of the smoke outlet and is communicated with the air inlet end of the fan.
Preferably, a limiting rod is fixedly arranged at the bottom end of the arc of the driving pipe, a limiting slide rail is fixedly arranged on the inner wall of the flue, and the bottom of the limiting rod is in sliding connection with the inner wall of the limiting slide rail.
Preferably, the two sides of the limiting rod are fixedly provided with the starting rods, one side surface of the smoke inlet is fixedly provided with the first limiting switch, and the inner wall of the smoke outlet is fixedly provided with the second limiting switch.
Preferably, one end of each of the two starting rods is connected with the starting end of the corresponding first limit switch and the starting end of the corresponding second limit switch in a sliding insertion mode, and the corresponding first limit switch and second limit switch are electrically connected with the driving motor.
The beneficial effects of the utility model are as follows:
the reciprocating soot blower is arranged in the flue, so that soot deposition on the surface of the catalyst can be removed, and the vertical soot blowing effect can be increased by adding the air pulsation cannon on the basis of reciprocating soot blowing, so that all corners and dead angles can be deeply cleaned. Thus, the problem of blockage of the catalytic system by dust can be effectively solved.
Drawings
FIG. 1 is a schematic diagram of a structural arrangement for addressing high dust interference in a denitration system;
FIG. 2 is an exploded view of a structural arrangement to address high dust interference in a denitration system;
FIG. 3 is a perspective view of a reciprocating soot blower of a structural device that addresses high dust interference of a denitration system;
FIG. 4 is an exploded view of a reciprocating soot blower of a structural device that addresses high dust interference of a denitration system.
In the figure: 1. a flue; 2. a smoke inlet; 3. a smoke outlet; 4. reciprocating soot blower; 41. a lance tube; 42. an air pulse gun; 43. a threaded rod; 44. a driving motor; 45. a driving tube; 46. a connecting transverse plate; 47. a bellows; 48. a limit rod; 49. a limit sliding rail; 410. a start lever; 411. a first limit switch; 412. and a second limit switch.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a structural device for solving high dust-containing interference of a denitration system comprises a flue 1, wherein two ends of the flue 1 are respectively provided with a smoke inlet 2 and a smoke outlet 3, a reciprocating soot blower 4 is arranged in the flue 1, the reciprocating soot blower 4 comprises a soot blowing pipe 41, and an air pulsation gun 42 is arranged in the soot blowing pipe 41;
to effect the operation of the lance tube 41 to reciprocate along the axis of the stack 1; the reciprocating soot blower 4 further comprises a threaded rod 43, two ends of the threaded rod 43 are rotatably connected with the surface of the smoke inlet 2 and the inner wall of the smoke outlet 3 through bearings, and one end of the threaded rod 43 penetrates through and extends to the outer surface of the smoke outlet 3.
Specifically, by providing the threaded rod 43 to rotate, the effect of the reciprocation of the lance tube 41 is achieved in the forward rotation operation and the reverse rotation operation of the threaded rod 43.
A driving motor 44 is fixedly arranged on one side surface of the smoke outlet 3, an output shaft of the driving motor 44 is fixedly arranged on one end of a threaded rod 43 through a coupler, and a driving pipe 45 is connected with the threaded surface of the threaded rod 43 in a threaded manner; the circular arc surface fixed mounting of one side of drive pipe 45 has connection diaphragm 46, and the surface of connection diaphragm 46 and the fixed surface mounting of blowing pipe 41, and the bottom fixed mounting of blowing pipe 41 has flexible bellows 47, and the one end of flexible bellows 47 runs through and extends to the surface of outlet 3, and communicates with the air inlet end of fan.
In particular, when the driving motor 44 works to drive the threaded rod 43 to rotate forward, the driving tube 45 on the control surface moves forward, and then drives the connection transverse plate 46 to move forward, so that the ash blowing tube 41 is driven to move forward to drive the telescopic corrugated tube 47 to stretch, and when the driving motor 44 drives the threaded rod 43 to rotate reversely, the ash blowing tube 41 is controlled to move reversely in the same way, so that reciprocating motion operation is realized.
In order to realize that the driving pipe 45 can move back and forth under the rotation of the threaded rod 43, a limiting rod 48 is fixedly arranged at the circular arc bottom end of the driving pipe 45, a limiting slide rail 49 is fixedly arranged on the inner wall of the flue 1, and the bottom of the limiting rod 48 is in sliding connection with the inner wall of the limiting slide rail 49; the two sides of the limiting rod 48 are fixedly provided with a starting rod 410, one side surface of the smoke inlet 2 is fixedly provided with a first limiting switch 411, and the inner wall of the smoke outlet 3 is fixedly provided with a second limiting switch 412; one end of the two starting rods 410 is respectively connected with the starting end of the first limit switch 411 and the starting end of the second limit switch 412 in a sliding and inserting mode, and the first limit switch 411 and the second limit switch 412 are electrically connected with the driving motor 44.
Specifically, the driving device is implemented in such a way that the driving device and the limiting rod 48 slide on the inner wall of the limiting slide rail 49 in a limiting manner under the rotation of the threaded rod 43, so that the driving tube 45 is controlled to rotate in a limiting manner, the driving tube 45 is controlled to move, meanwhile, a first limiting switch 411 and a second limiting switch 412 are arranged, when the first limiting switch 411 is pressed to control the motor to rotate reversely during the forward movement of the starting rod 410, the ash blowing tube 41 is driven to move reversely, and the other starting rod 410 is driven to press the second limiting switch 412 to continuously control the driving motor 44 to rotate positively, so that the reciprocating movement is realized.
The device can be used for removing the accumulated ash on the surface of the catalyst by arranging the reciprocating soot blowing device 4 in the flue 1, and the addition of the air pulsation cannon 42 can increase the soot blowing effect in the vertical direction on the basis of reciprocating soot blowing, so that all corners and dead angles can be deeply cleaned. Thus, the problem of blockage of the catalytic system by dust can be effectively solved.
Working principle: the reciprocating soot blower 4 is controlled in the denitration system to be arranged at the tail part of the boiler and at the inner side of the flue 1. By installing the reciprocating soot blower 4 and adding air pulsation cannon 42 equipment; while the reciprocating soot blowing is performed, the air pulsation cannon 42 is added, and the dead angle and the hard-to-reach area of the catalyst surface are removed by utilizing high-speed airflow, so that the dust on the catalyst surface can be effectively removed, and the normal operation of the catalytic system is maintained. When the reciprocating soot blowing operation is performed, the driving motor 44 is used for working to drive the threaded rod 43 to rotate, and then the driving pipe 45 is controlled to move and operate under the sliding fit of the limiting rod 48 and the limiting sliding rail 49, and the forward and reverse rotation operation of the driving motor 44 is controlled through the first limiting switch 411 and the second limiting switch 412, so that the reciprocating motion of the soot blowing pipe 41 is realized.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. Structural device of high dust-laden interference of solution denitration system, including flue (1), its characterized in that: the two ends of the flue (1) are respectively provided with a smoke inlet (2) and a smoke outlet (3), a reciprocating soot blower (4) is arranged in the flue (1), the reciprocating soot blower (4) comprises a soot blowing pipe (41), and an air pulsation gun (42) is arranged in the soot blowing pipe (41);
the reciprocating soot blower (4) realizes the operation that the soot blowing pipe (41) moves reciprocally along the axis of the flue (1).
2. The structural device for solving high dust interference of a denitration system according to claim 1, wherein: the reciprocating soot blower (4) further comprises a threaded rod (43), two ends of the threaded rod (43) are rotatably connected with the surface of the smoke inlet (2) and the inner wall of the smoke outlet (3) through bearings, and one end of the threaded rod (43) penetrates through and extends to the outer surface of the smoke outlet (3).
3. The structural device for solving high dust interference of a denitration system according to claim 2, wherein: one side surface fixed mounting of outlet flue (3) has driving motor (44), the output shaft of driving motor (44) pass through the shaft coupling with one end fixed mounting of threaded rod (43), the screw thread surface threaded connection of threaded rod (43) has actuating tube (45).
4. A structural device for resolving high dust interference in a denitration system according to claim 3, wherein: one side circular arc surface fixed mounting of actuating tube (45) has connection diaphragm (46), the surface of connection diaphragm (46) with the surface fixed mounting of blowing pipe (41), the bottom fixed mounting of blowing pipe (41) has flexible bellows (47), the one end of flexible bellows (47) runs through and extends to the surface of outlet flue (3), and communicates with the air inlet end of fan.
5. A structural device for resolving high dust interference in a denitration system according to claim 3, wherein: a limiting rod (48) is fixedly arranged at the bottom end of the arc of the driving pipe (45), a limiting slide rail (49) is fixedly arranged on the inner wall of the flue (1), and the bottom of the limiting rod (48) is in sliding connection with the inner wall of the limiting slide rail (49).
6. The structural device for solving high dust interference of a denitration system according to claim 5, wherein: the two sides of the limiting rod (48) are fixedly provided with a starting rod (410), one side surface of the smoke inlet (2) is fixedly provided with a first limiting switch (411), and the inner wall of the smoke outlet (3) is fixedly provided with a second limiting switch (412).
7. The structural device for solving high dust interference of a denitration system according to claim 6, wherein: one end of each starting rod (410) is respectively connected with the starting end of the corresponding first limit switch (411) and the starting end of the corresponding second limit switch (412) in a sliding insertion mode, and the corresponding first limit switch (411) and second limit switch (412) are electrically connected with the driving motor (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321059096.XU CN219943959U (en) | 2023-05-06 | 2023-05-06 | Structural device for solving high dust interference of denitration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321059096.XU CN219943959U (en) | 2023-05-06 | 2023-05-06 | Structural device for solving high dust interference of denitration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219943959U true CN219943959U (en) | 2023-11-03 |
Family
ID=88541178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321059096.XU Active CN219943959U (en) | 2023-05-06 | 2023-05-06 | Structural device for solving high dust interference of denitration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219943959U (en) |
-
2023
- 2023-05-06 CN CN202321059096.XU patent/CN219943959U/en active Active
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