CN220861086U - Fire-free pluggable desulfurization accident spray pipe - Google Patents
Fire-free pluggable desulfurization accident spray pipe Download PDFInfo
- Publication number
- CN220861086U CN220861086U CN202322728039.2U CN202322728039U CN220861086U CN 220861086 U CN220861086 U CN 220861086U CN 202322728039 U CN202322728039 U CN 202322728039U CN 220861086 U CN220861086 U CN 220861086U
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- pipe
- spray
- stainless steel
- flange
- branch pipe
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- 239000007921 spray Substances 0.000 title claims abstract description 85
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 15
- 230000023556 desulfurization Effects 0.000 title claims abstract description 15
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 66
- 239000010935 stainless steel Substances 0.000 claims abstract description 66
- 239000011248 coating agent Substances 0.000 claims abstract description 59
- 238000000576 coating method Methods 0.000 claims abstract description 59
- 239000007787 solid Substances 0.000 claims abstract description 15
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 description 16
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
The utility model relates to a fire-free pluggable desulfurization accident spray pipe, which comprises: the device comprises a flanged scale coating short pipe, a stainless steel spray branch pipe and a scale coating spray main pipe, wherein the scale coating spray main pipe is arranged above the top of a flue, the flanged scale coating short pipe is connected with the scale coating spray main pipe through a loose flange, the middle part of the flanged scale coating short pipe is provided with a vertical downward branch, and the bottom end of the branch is provided with a first connecting flange. The beneficial effects of the utility model are as follows: the flange is connected with each part through the bolts, and the looper flanges are arranged at the two ends of the flanged scale coating short pipe, so that the flange can be pulled out from between the scale coating spray main pipes, the bottom ends of the stainless steel spray branch pipes are fixed on the solid stainless steel bottom pipes through the bolts, and the flange scale coating short pipe can be pulled out from the branch pipe through holes for replacement without primary fire.
Description
Technical Field
The utility model relates to the technical field of accident spraying pipes of absorption towers, in particular to a fire-free pluggable desulfurization accident spraying pipe.
Background
The stainless steel accident spray pipe of the inlet flue of the absorption tower is easy to corrode, and the service life of the stainless steel accident spray pipe is generally short. In the prior art, the accident replacement spray pipe is primary fire, and the safety risk is high.
Therefore, in order to extend the service life of the accident spray pipe and realize the replacement of the accident spray pipe without moving fire, a novel desulfurization accident spray pipe is needed.
Disclosure of utility model
The utility model aims to overcome the defects in the prior art and provides a fire-free pluggable desulfurization accident spray pipe.
This kind of but no moving fire plug desulfurization accident shower includes: the device comprises a flanged scale coating short pipe, a stainless steel spray branch pipe and a scale coating spray main pipe, wherein the scale coating spray main pipe is arranged above the top of a flue, the flanged scale coating short pipe is connected with the scale coating spray main pipe through a loose flange, the middle part of the flanged scale coating short pipe is provided with a vertical downward branch, and the bottom end of the branch is provided with a first connecting flange;
The top of the stainless steel spraying branch pipe is provided with a connecting flange II, the upper surface of the connecting flange II is connected with the connecting flange I, the lower surface of the connecting flange II is connected with the top of the flue, the stainless steel spraying branch pipe vertically stretches into the lower part of the top of the flue, the stainless steel spraying branch pipe is provided with a plurality of spraying ports, the bottom of the flue is fixedly provided with a solid stainless steel bottom pipe, and the bottom end of the stainless steel spraying branch pipe is connected with the solid stainless steel bottom pipe through a flange and bolts.
Preferably, the top surface of the flue is provided with a branch pipe through hole corresponding to the short tube with the flange for coating the scale, a flange matched with the second connecting flange is arranged above the branch pipe through hole, the first connecting flange is connected with the second connecting flange through bolts, and the second connecting flange is connected with the flange above the branch pipe through hole through bolts.
Preferably, the flanged scale coating short pipes are arranged in the scale coating spray main pipe at intervals, the flanged scale coating short pipes are of T-shaped tee joint structures, and two ports in the horizontal direction are connected with the scale coating spray main pipe through a loose flange.
Preferably, the bottom end of the stainless steel spray branch pipe is closed, and the flange at the bottom end of the stainless steel spray branch pipe is a blind flange.
Preferably, the inner diameter of the stainless steel spray branch pipe is smaller than the inner diameters of the scale coating spray main pipe and the flanged scale coating short pipe.
Preferably, the size of the branch pipe through hole is larger than the size of the stainless steel spray branch pipe and the stainless steel spray branch pipe provided with a spray opening, and the size of the branch pipe through hole is larger than the size of the flange at the bottom end of the stainless steel spray branch pipe.
The beneficial effects of the utility model are as follows:
According to the utility model, all parts are connected through the flange and the bolts, and the looper flanges are arranged at the two ends of the flanged scale coating short pipe, so that the flanged scale coating short pipe can be pulled out from the space between the scale coating spray main pipes, the bottom ends of the stainless steel spray branch pipes are fixed on the solid stainless steel bottom pipes through the bolts, and the flanged scale coating short pipe can be pulled out from the branch pipe through holes for replacement without first-stage fire.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of a single flanged scale spool connection stainless steel spray manifold;
FIG. 3 is a schematic drawing of a single flanged scale pipe spool and stainless steel spray manifold extraction;
FIG. 4 is a schematic illustration of the connection of the stainless steel spray manifold bottom to a solid stainless steel bottom tube;
FIG. 5 is a schematic structural view of a flanged scale pipe spool;
FIG. 6 is a schematic view of a stainless steel spray manifold;
FIG. 7 is a schematic structural view of a solid stainless steel bottom tube;
Fig. 8 is a schematic view of a branch pipe through hole structure.
Reference numerals illustrate: the device comprises a flanged scale coating short pipe 1, a looper flange 11, a first connecting flange 12, a stainless steel spray branch pipe 2, a spray port 21, a second connecting flange 22, a solid stainless steel bottom pipe 3, a scale coating spray main pipe 4, a flue top 5 and a branch pipe through hole 51.
Detailed Description
The utility model is further described below with reference to examples. The following examples are presented only to aid in the understanding of the utility model. It should be noted that it will be apparent to those skilled in the art that modifications can be made to the present utility model without departing from the principles of the utility model, and such modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Example 1
As an example, as shown in fig. 1 to 8, the fire-free pluggable desulfurization accident shower includes: the anti-corrosion stainless steel spray pipe comprises a flanged scale coating short pipe 1, a stainless steel spray branch pipe 2 and a scale coating spray main pipe 4, wherein the scale coating spray main pipe 4 is erected above a flue top 5, and high-temperature resistant glass flakes and FRP are adopted in the interior of the Tu Lin spray main pipe 4 for corrosion prevention. The flanged scale coating short pipe 1 is arranged in the scale coating spray main pipe 4 at intervals, the surface of the top 5 of the flue corresponds to the arrangement point position of the flanged scale coating short pipe 1, and the branch pipe through hole 51 is formed.
As shown in fig. 2, the flanged scale coating short pipe 1 is of a T-shaped three-way structure, the middle part of the flanged scale coating short pipe 1 is provided with a vertical downward branch, and the bottom end of the branch is provided with a first connecting flange 12; the top of the stainless steel spray branch pipe 2 is provided with a second connecting flange 22, and the upper surface of the second connecting flange 22 is connected with the first connecting flange 12; the flange matched with the second connecting flange 22 is arranged above the branch pipe through hole 51, the lower surface of the second connecting flange 22 is connected with the flange on the branch pipe through hole 51, the first connecting flange 12 is connected with the second connecting flange 22 through bolts, the flange above the second connecting flange 22 and the branch pipe through hole 51 is also connected through bolts, but the flange above the first connecting flange 12, the second connecting flange 22 and the branch pipe through hole 51 are not connected together through bolts.
As shown in fig. 4, 6-7, the stainless steel spraying branch pipe 2 extends vertically below the top 5 of the flue, a plurality of spraying ports 21 are arranged on the stainless steel spraying branch pipe 2, a solid stainless steel bottom pipe 3 is fixed at the bottom of the flue, and the bottom end of the stainless steel spraying branch pipe 2 is connected with the solid stainless steel bottom pipe 3 through a flange and bolts.
As shown in fig. 3, when the stainless steel spray branch pipe 2 is corroded and worn, the bottom end of the stainless steel spray branch pipe 2 and the solid stainless steel bottom pipe 3 can be separated by only removing bolts, meanwhile, the connecting bolts of the flanged scale coating short pipe 1 and the scale coating spray main pipe 4 are removed, finally, the connecting bolts of the flange positions above the connecting flange II 22 and the branch pipe through holes 51 are removed, the single flanged scale coating short pipe 1 and the stainless steel spray branch pipe 2 can be separated from the integral structure, primary fire is not needed in the whole process, and the connecting flange short pipe 1 can be put into use again after a new stainless steel spray branch pipe 2 is inserted.
Example two
As another embodiment, the present embodiment provides a more specific fire-free pluggable desulfurization accident shower pipe on the basis of the first embodiment.
As shown in fig. 5, two openings in the horizontal direction of the flanged scale coating short pipe 1 are respectively provided with a looper flange 11, and the flanged scale coating short pipe 1 is connected with the scale coating spray main pipe 4 through the looper flange 11.
In this example, the arrangement interval between adjacent flanged descaling short pipes 1 is 0.5m. The pipe diameter of the stainless steel spray branch pipe 2 is 15mm, the pipe diameters of the scale coating spray main pipe 4 and the flanged scale coating short pipe 1 are 100mm, and the inner diameter of the stainless steel spray branch pipe 2 is smaller than the inner diameters of the scale coating spray main pipe 4 and the flanged scale coating short pipe 1. The bottom end of the stainless steel spraying branch pipe 2 is closed, the flange at the bottom end of the stainless steel spraying branch pipe 2 is a blind flange, namely liquid can be sprayed out of the spraying port 21 only, the solid stainless steel bottom pipe 3 is made of solid round steel with the diameter of 15mm, and when the stainless steel spraying branch pipe 2 is separated from the solid stainless steel bottom pipe 3, the liquid cannot flow out of the bottom end of the stainless steel spraying branch pipe 2.
As shown in fig. 3 and 8, the size of the branch pipe through hole 51 is larger than the sizes of the stainless steel spray branch pipe 2 and the stainless steel spray branch pipe 2 provided with the spray opening 21, and the size of the branch pipe through hole 51 is larger than the size of the flange at the bottom end of the stainless steel spray branch pipe 2, so that the part below the second connecting flange 22 of the stainless steel spray branch pipe 2 can be smoothly pulled out from the branch pipe through hole 51.
Claims (6)
1. The utility model provides a but no-fire plug-in desulfurization accident shower, its characterized in that includes: the device comprises a flanged scale coating short pipe (1), a stainless steel spray branch pipe (2) and a scale coating spray main pipe (4), wherein the scale coating spray main pipe (4) is arranged above a flue top (5), the flanged scale coating short pipe (1) is connected with the scale coating spray main pipe (4) through a loose flange (11), a vertical downward branch is arranged in the middle of the flanged scale coating short pipe (1), and a first connecting flange (12) is arranged at the bottom end of the branch;
the stainless steel sprays branch pipe (2) top and is equipped with flange two (22), and flange two (22) upper surface and flange one (12) are connected, and the lower surface is connected with flue top (5), and stainless steel sprays branch pipe (2) and stretches into flue top (5) below perpendicularly, is equipped with several on the stainless steel sprays branch pipe (2) and sprays mouth (21), and the flue bottom is fixed with solid stainless steel bottom tube (3), and stainless steel sprays branch pipe (2) bottom and solid stainless steel bottom tube (3) pass through flange and bolted connection.
2. The fire-free pluggable desulfurization accident spray pipe according to claim 1, wherein a branch pipe through hole (51) is formed in the surface of the flue top (5) corresponding to the flanged scale coating short pipe (1), a flange matched with the second connecting flange (22) is arranged above the branch pipe through hole (51), the first connecting flange (12) is connected with the second connecting flange (22) through bolts, and the second connecting flange (22) is connected with the flange above the branch pipe through hole (51) through bolts.
3. The fire-free pluggable desulfurization accident spray pipe according to claim 1, wherein the flanged scale coating short pipes (1) are arranged in the scale coating spray main pipe (4) at intervals, the flanged scale coating short pipes (1) are of T-shaped tee joint structures, and two through holes in the horizontal direction are connected with the scale coating spray main pipe (4) through a looper flange (11).
4. The fire-free pluggable desulfurization accident spray pipe as claimed in claim 1, wherein the bottom end of the stainless steel spray branch pipe (2) is closed, and the flange at the bottom end of the stainless steel spray branch pipe (2) is a blind flange.
5. The fire-free pluggable desulfurization accident spray pipe according to claim 1, wherein the inner diameter of the stainless steel spray branch pipe (2) is smaller than the inner diameters of the scale-coating spray main pipe (4) and the flanged scale-coating short pipe (1).
6. The fire-free pluggable desulfurization accident spray pipe according to claim 2, wherein the size of the branch pipe through hole (51) is larger than the size of the stainless steel spray branch pipe (2) and the stainless steel spray branch pipe (2) provided with the spray opening (21), and the size of the branch pipe through hole (51) is larger than the size of the flange at the bottom end of the stainless steel spray branch pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322728039.2U CN220861086U (en) | 2023-10-11 | 2023-10-11 | Fire-free pluggable desulfurization accident spray pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322728039.2U CN220861086U (en) | 2023-10-11 | 2023-10-11 | Fire-free pluggable desulfurization accident spray pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220861086U true CN220861086U (en) | 2024-04-30 |
Family
ID=90818836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322728039.2U Active CN220861086U (en) | 2023-10-11 | 2023-10-11 | Fire-free pluggable desulfurization accident spray pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220861086U (en) |
-
2023
- 2023-10-11 CN CN202322728039.2U patent/CN220861086U/en active Active
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| GR01 | Patent grant |