CN212565816U - Ultralow nitrogen combustor fume emission device - Google Patents
Ultralow nitrogen combustor fume emission device Download PDFInfo
- Publication number
- CN212565816U CN212565816U CN202021200233.3U CN202021200233U CN212565816U CN 212565816 U CN212565816 U CN 212565816U CN 202021200233 U CN202021200233 U CN 202021200233U CN 212565816 U CN212565816 U CN 212565816U
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- China
- Prior art keywords
- function
- wall
- flue gas
- box
- filter screen
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 18
- 239000003517 fume Substances 0.000 title claims abstract description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000003546 flue gas Substances 0.000 claims abstract description 28
- 239000007921 spray Substances 0.000 claims description 22
- 238000002485 combustion reaction Methods 0.000 claims description 17
- 238000007599 discharging Methods 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 4
- 239000000779 smoke Substances 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
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Abstract
The utility model discloses an ultralow nitrogen combustor fume emission device, including the backup pad, the fixed surface of backup pad is connected with first function case, and the fixed surface of first function case is connected with the fixed plate, and two fixed plates use the axis of first function case to be the symmetric distribution as the center, and the fixed surface of fixed plate is connected with the second function case, and the fixed intercommunication of inner wall of first function case has the intake pipe. This ultralow nitrogen combustor smoke discharging device sets up burning filter equipment, when using, fully burns through the impurity of first flame shower nozzle and second flame shower nozzle in to the flue gas, filters the flue gas after the burning through first function board, second function board, first filter screen and second filter screen, cools down through the shower head to the high temperature flue gas after the burning filters and discharges to there is the burning thoroughly in having solved the emission flue gas, reach the problem that NOx discharges the requirement.
Description
Technical Field
The utility model relates to an ultralow nitrogen combustor fume emission device especially relates to fume emission technical field.
Background
The burner is an important device on an industrial oil-fired boiler and a gas-fired boiler, and ensures processes such as stable ignition combustion of fuel and complete combustion of fuel, so that the burner is required to be started for suppressing the generation amount of NOx.
Nitrogen oxides are one of the main pollution sources of the atmosphere and are also important precursors of PM2.5 secondary particles. With the promotion of national environmental protection on NOx emission requirements, the combustion temperature of fuel furnaces in most of the original metallurgical industries cannot meet the NOx emission requirements, and the problem of incomplete combustion exists in the discharged flue gas, so that an ultralow-nitrogen combustor flue gas discharge device is needed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide an ultralow nitrogen combustor fume emission device.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to an ultralow nitrogen combustor smoke discharging equipment, including the backup pad, the fixed surface of backup pad is connected with first function case, the fixed surface of first function case is connected with the fixed plate, two the fixed plate is the symmetric distribution with the axis of first function case as the center, the fixed surface of fixed plate is connected with the second function case, the fixed intercommunication of inner wall of first function case has the intake pipe, the one end of intake pipe runs through and extends to the surface of first function case, the fixed intercommunication of inner wall of second function case has the delivery pipe, the fixed intercommunication of inner roof of first function case has the connecting pipe, the one end of connecting pipe runs through and extends to the inner wall of second function case, the inner wall of intake pipe, delivery pipe and connecting pipe all fixedly mounted has the draught fan;
the inner wall fixedly connected with of first function case burns filter equipment, it includes first flame shower nozzle to burn filter equipment, first flame shower nozzle fixed mounting is at the interior diapire of first function case.
Preferably, a plurality of the first flame spray nozzles are uniformly distributed on the inner bottom wall of the first function box, and the inner wall of the first function box is fixedly connected with a first function plate.
Preferably, the two first function boards are distributed in a staggered manner by taking the axis of the inner wall of the first function box as the center, one of the first function boards is fixedly connected with a first filter screen on the surface, and one end of the first filter screen is fixedly connected with the inner wall of the first function box.
Preferably, the inner wall of the second function box is fixedly connected with a second function board, and the four second function boards are symmetrically and alternately distributed by taking the axis of the inner wall of the second function box as the center.
Preferably, the surfaces of the two second function boards and the inner wall of the second function box are provided with a secondary combustion chamber, the inner top wall of the secondary combustion chamber is fixedly provided with a second flame nozzle, and the plurality of second flame nozzles are uniformly distributed on the inner top wall of the secondary combustion chamber.
Preferably, one of the second function boards is fixedly connected with a second filter screen on the surface, the surface of the second filter screen is fixedly connected with the inner wall of the second function box, and the aperture of the second filter screen is smaller than that of the first filter screen.
Preferably, the inner bottom wall of the second function box is fixedly communicated with a water return pipe, one end of the water return pipe penetrates through and extends to the surface of the second function box, the surface of the second function board and the inner wall of the second function box are fixedly connected with a water spray pipe, spray heads are fixedly mounted on the surface of the water spray pipe, the spray heads are uniformly distributed on the surface of the water spray pipe, a water inlet pipe is fixedly communicated with the inner wall of the water spray pipe, and one end of the water inlet pipe penetrates through and extends to the surface of the second function box.
The utility model discloses the beneficial effect who reaches is:
1. this ultralow nitrogen combustor smoke discharging device sets up burning filter equipment, when using, fully burns through the impurity of first flame shower nozzle and second flame shower nozzle in to the flue gas, filters the flue gas after the burning through first function board, second function board, first filter screen and second filter screen, cools down through the shower head to the high temperature flue gas after the burning filters and discharges to there is the burning thoroughly in having solved the emission flue gas, reach the problem that NOx discharges the requirement.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a sectional view of a first functional box of the present invention;
fig. 3 is an enlarged view of the structure at a in fig. 2 of the present invention.
As shown in the figure: 1. a support plate; 2. a first functional box; 3. a fixing plate; 4. a second functional box; 5. an air inlet pipe; 6. a discharge pipe; 7. a connecting pipe; 8. an induced draft fan; 9. a first flame spray head; 91. a first function board; 92. a first filter screen; 93. a second function board; 94. a secondary combustion chamber; 95. a second flame spray head; 97. a second filter screen; 98. a water return pipe; 99. a water spray pipe; 910. a shower head; 911. and (4) a water inlet pipe.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-3, an ultra-low nitrogen burner flue gas discharge device comprises a support plate 1, a first function box 2 is fixedly connected to the surface of the support plate 1, a fixing plate 3 is fixedly connected to the surface of the first function box 2, the two fixing plates 3 are symmetrically distributed with the axis of the first function box 2 as the center, and a second function box 4 is fixedly connected to the surface of the fixing plate 3;
furthermore, cleaning sealing doors are fixedly arranged on the surfaces of the first function box 2 and the second function box 4, so that the interiors of the first function box 2 and the second function box 4 can be cleaned at a later period;
an air inlet pipe 5 is fixedly communicated with the inner wall of the first function box 2, one end of the air inlet pipe 5 penetrates through and extends to the surface of the first function box 2, a discharge pipe 6 is fixedly communicated with the inner wall of the second function box 4, a connecting pipe 7 is fixedly communicated with the inner top wall of the first function box 2, one end of the connecting pipe 7 penetrates through and extends to the inner wall of the second function box 4, and draught fans 8 are fixedly mounted on the inner walls of the air inlet pipe 5, the discharge pipe 6 and the connecting pipe 7;
the inner wall of the first function box 2 is fixedly connected with a combustion filtering device, the combustion filtering device comprises a first flame nozzle 9, and the first flame nozzle 9 is fixedly arranged on the inner bottom wall of the first function box 2;
the plurality of first flame nozzles 9 are uniformly distributed on the inner bottom wall of the first function box 2, the inner wall of the first function box 2 is fixedly connected with first function plates 91, the two first function plates 91 are in staggered distribution by taking the axis of the inner wall of the first function box 2 as the center, one of the first function boards 91 is fixedly connected with a first filter screen 92 on the surface, one end of the first filter screen 92 is fixedly connected with the inner wall of the first function box 2, the inner wall of the second function box 4 is fixedly connected with a second function board 93, the four second function boards 93 are symmetrically and alternately distributed by taking the axis of the inner wall of the second function box 4 as the center, the surfaces of the two second function boards 93 and the inner wall of the second function box 4 are provided with a secondary combustion chamber 94, the inner top wall of the secondary combustion chamber 94 is fixedly provided with a second flame nozzle 95, and the plurality of second flame nozzles 95 are uniformly distributed on the inner top wall of the secondary combustion chamber 94;
a second filter screen 97 is fixedly connected to the surface of one of the second function boards 93, the surface of the second filter screen 97 is fixedly connected with the inner wall of the second function box 4, and the aperture of the second filter screen 97 is smaller than that of the first filter screen 92;
furthermore, the first function board 91 and the second function board 93 have the effects of baffling and decelerating the flow of the flue gas in the first function box 2 and the second function box 4, so that the flue gas can be fully combusted through the first flame nozzle 9 and the second flame nozzle 95, and simultaneously have the effects of insulating heat of the first filter screen 92 and the second filter screen 97, so that the flame sprayed by the first flame nozzle 9 and the second flame nozzle 95 is prevented from directly contacting the first filter screen 92 and the second filter screen 97, and the first filter screen 92 and the second filter screen 97 are prevented from being damaged;
a water return pipe 98 is fixedly communicated with the inner bottom wall of the second functional box 4, and one end of the water return pipe 98 penetrates through and extends to the surface of the second functional box 4;
furthermore, the water return pipe 98 is convenient for recovering the cooling water sprayed by the spray header 910, thereby achieving the effect of recycling;
the surface of the second function board 93 and the inner wall of the second function box 4 are fixedly connected with a spray pipe 99, the surface of the spray pipe 99 is fixedly provided with spray heads 910, the spray heads 910 are uniformly distributed on the surface of the spray pipe 99, the inner wall of the spray pipe 99 is fixedly communicated with a water inlet pipe 911, and one end of the water inlet pipe 911 penetrates through and extends to the surface of the second function box 4;
this ultralow nitrogen combustor smoke discharging equipment, set up burning filter equipment, when using, carry out abundant burning through first flame shower nozzle 9 and second flame shower nozzle 95 to the impurity in the flue gas, through first function board 91, second function board 93, the flue gas after first filter screen 92 and second filter screen 97 to the burning filters, cool off the high temperature flue gas after filtering the burning through shower head 910 and discharge, thereby solved and had the burning thoroughly in the emission flue gas, reach the problem that NOx discharged the requirement.
The working principle is as follows: when using, the flue gas passes through intake pipe 5 and draught fan 8 and gets into behind the first function case 2, burn through first flame shower nozzle 9, flue gas after the burning is during through two first function boards 91, the great impurity of granule drops the inner wall of first function case 2 in the flue gas, then the flue gas after first filter screen 92 filters gets into second function case 4 through connecting pipe 7 and the interior fan 8 of leading of connecting pipe 7 in, after slowing down the flue gas through second function board 93 in the second function case 4, get into in the combustion chamber 94 once more, burn through second flame shower nozzle 95, then filter the back through second filter screen 97, after carrying out water spray cooling through shower head 910, discharge through delivery pipe 6.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an ultra-low nitrogen combustor fume emission device, includes backup pad (1), its characterized in that: the surface of the supporting plate (1) is fixedly connected with a first function box (2), the surface of the first function box (2) is fixedly connected with fixing plates (3), the two fixing plates (3) are symmetrically distributed by taking the axis of the first function box (2) as the center, the surface of the fixed plate (3) is fixedly connected with a second function box (4), the inner wall of the first function box (2) is fixedly communicated with an air inlet pipe (5), one end of the air inlet pipe (5) penetrates through and extends to the surface of the first function box (2), the inner wall of the second functional box (4) is fixedly communicated with a discharge pipe (6), the inner top wall of the first functional box (2) is fixedly communicated with a connecting pipe (7), one end of the connecting pipe (7) penetrates through and extends to the inner wall of the second functional box (4), draught fans (8) are fixedly arranged on the inner walls of the air inlet pipe (5), the exhaust pipe (6) and the connecting pipe (7);
the inner wall fixedly connected with of first function case (2) burns filter equipment, it includes first flame shower nozzle (9) to burn filter equipment, first flame shower nozzle (9) fixed mounting is at the interior diapire of first function case (2).
2. The ultra-low nitrogen burner flue gas discharge device according to claim 1, wherein: a plurality of first flame shower nozzle (9) are at the inner diapire evenly distributed of first function case (2), the inner wall fixedly connected with first function board (91) of first function case (2).
3. The ultra-low nitrogen burner flue gas discharge device according to claim 2, characterized in that: two first function board (91) are the staggered distribution with the inner wall axis of first function case (2) as the center, one of them the fixed surface of first function board (91) is connected with first filter screen (92), the one end of first filter screen (92) and the inner wall fixed connection of first function case (2).
4. The ultra-low nitrogen burner flue gas discharge device according to claim 3, characterized in that: the inner wall fixedly connected with second function board (93) of second function case (4), four second function board (93) use the inner wall axis of second function case (4) to be the distribution of symmetry crisscross as the center.
5. The ultra-low nitrogen burner flue gas discharge device according to claim 4, wherein: the surface of the two second function boards (93) and the inner wall of the second function box (4) are provided with a secondary combustion chamber (94), the inner top wall of the secondary combustion chamber (94) is fixedly provided with a second flame nozzle (95), and the second flame nozzles (95) are uniformly distributed on the inner top wall of the secondary combustion chamber (94).
6. The ultra-low nitrogen burner flue gas discharge device according to claim 5, wherein: one of them the fixed surface of second function board (93) is connected with second filter screen (97), the surface of second filter screen (97) and the inner wall fixed connection of second function case (4), the aperture of second filter screen (97) is less than the aperture of first filter screen (92).
7. The ultra-low nitrogen burner flue gas discharge device according to claim 6, wherein: the fixed intercommunication of inner bottom wall of second function case (4) has wet return (98), the one end of wet return (98) is run through and is extended to the surface of second function case (4), the surface of second function board (93) and the inner wall fixedly connected with spray pipe (99) of second function case (4), the fixed surface of spray pipe (99) installs shower head (910), and is a plurality of shower head (910) are at the surperficial evenly distributed of spray pipe (99), the fixed intercommunication of inner wall of spray pipe (99) has inlet tube (911), the one end of inlet tube (911) is run through and is extended to the surface of second function case (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021200233.3U CN212565816U (en) | 2020-06-25 | 2020-06-25 | Ultralow nitrogen combustor fume emission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021200233.3U CN212565816U (en) | 2020-06-25 | 2020-06-25 | Ultralow nitrogen combustor fume emission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212565816U true CN212565816U (en) | 2021-02-19 |
Family
ID=74613602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021200233.3U Expired - Fee Related CN212565816U (en) | 2020-06-25 | 2020-06-25 | Ultralow nitrogen combustor fume emission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212565816U (en) |
-
2020
- 2020-06-25 CN CN202021200233.3U patent/CN212565816U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210219 |