CN220265342U - Coal industry black water flash distillation processing system - Google Patents
Coal industry black water flash distillation processing system Download PDFInfo
- Publication number
- CN220265342U CN220265342U CN202320653930.1U CN202320653930U CN220265342U CN 220265342 U CN220265342 U CN 220265342U CN 202320653930 U CN202320653930 U CN 202320653930U CN 220265342 U CN220265342 U CN 220265342U
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- Prior art keywords
- black water
- wear
- resistant
- pipe
- discus
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- 239000010866 blackwater Substances 0.000 title claims abstract description 45
- 239000003245 coal Substances 0.000 title claims abstract description 11
- 238000007701 flash-distillation Methods 0.000 title claims description 5
- 239000000126 substance Substances 0.000 claims abstract description 7
- HOQADATXFBOEGG-UHFFFAOYSA-N isofenphos Chemical compound CCOP(=S)(NC(C)C)OC1=CC=CC=C1C(=O)OC(C)C HOQADATXFBOEGG-UHFFFAOYSA-N 0.000 claims description 28
- 241000950638 Symphysodon discus Species 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000001704 evaporation Methods 0.000 abstract description 24
- 230000008020 evaporation Effects 0.000 abstract description 24
- 230000003139 buffering effect Effects 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a black water flash evaporation treatment system for coal chemical industry, which comprises a medium-pressure flash evaporation tank, wherein the medium-pressure flash evaporation tank conveys black water to a vacuum flash evaporation tank for treatment through a black water pipeline, a buffer three-way pipe is arranged at the black water inlet end at the upper part of the vacuum flash evaporation tank and is communicated and fixed with the black water pipeline through an angle valve.
Description
Technical Field
The utility model relates to the field of black water flash evaporation, in particular to a black water flash evaporation treatment system for coal chemical industry.
Background
Black water discharged from a gasification furnace and a strip washing tower in the coal chemical industry needs to be subjected to flash evaporation treatment, and the existing flash evaporation treatment process (shown in figure 3) is adopted. The black water sequentially passes through the medium-pressure flash tank 1 and the vacuum flash tank 6 to be decompressed and expanded step by step. Flash steam enters a torch for combustion after two-stage heat exchange, solid-containing black water after flash evaporation enters a settling tank for treatment, and when black water after flash evaporation of the medium-pressure flash tank 1 enters the vacuum flash tank 6 through a black water pipeline 2, the flow rate of the black water is rapidly increased through an angle valve 4 at the inlet end of the vacuum flash tank 6, and the black water directly enters the vacuum flash tank 6 through a flow inlet pipe 5, so that the inner wall of the vacuum flash tank 6 is scoured and worn, and the service life of the vacuum flash tank is seriously influenced.
Disclosure of Invention
In order to solve the problems, the utility model provides a black water flash evaporation treatment system for coal chemical industry.
The utility model is realized by the following technical scheme:
the utility model provides a coal industry black water flash distillation processing system, includes the medium pressure flash tank, and the medium pressure flash tank is carried the vacuum flash tank through black water pipeline and is handled, and the black water entrance point on vacuum flash tank upper portion is provided with the buffering three-way pipe, and the three-way pipe passes through the angle valve and is fixed with black water pipeline intercommunication.
Further alternatively, the three-way pipe comprises a buffer vertical pipe and a transverse pipe which are mutually communicated, the side end of the upper part of the three-way pipe is connected with the black water inlet of the vacuum flash tank through the transverse pipe, and the top of the buffer vertical pipe of the three-way pipe is connected with an angle valve which is vertically installed.
Further alternatively, the bottom of the buffer vertical pipe of the three-way pipe is provided with a detachable blanking cover.
Further alternatively, the inner side of the blocking cover is arranged in a conical surface and extends to the inside of the buffering standpipe, the blocking cover is matched with and placed with a wear-resistant discus through the conical surface on the blocking cover, and the upper part of the wear-resistant discus is provided with a wear-resistant steel ball.
Further alternatively, the top of the wear-resistant discus is arranged in a conical shape, and the bottom of the wear-resistant discus is provided with a groove which is matched with the conical surface of the blanking cover.
Further alternatively, the top of the wear-resistant discus is arranged in a conical shape.
Further optionally, the blanking cover is connected with the buffer standpipe by a flange.
Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses a set up the three-way pipe at the vacuum flash tank to set up wear-resisting steel ball and the wear-resisting discus that buffer impact is given up to the buffering standpipe bottom at the three-way pipe, the impact force of dispersion black water makes its whole effect that plays the protection blanking cover, avoids the erosive wear of black water to the vacuum flash tank inner wall, prolongs the life of vacuum flash tank.
Drawings
FIG. 1 is a schematic diagram of a system of the present utility model;
FIG. 2 is a schematic view of the tee of FIG. 1;
FIG. 3 is a schematic diagram of the prior art of the present utility model;
in the figure: the device comprises a medium-pressure flash tank 1, a black water pipeline 2, an accident pool 3, an angle valve 4, a flow inlet pipe 5, a vacuum flash tank 6, a three-way pipe 7, a buffer vertical pipe 8, a transverse pipe 9, a blocking cover 10, a wear-resistant discus 11 and a wear-resistant steel ball 12.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
as shown in fig. 1 and 2, the black water flash evaporation treatment system for the coal chemical industry comprises a medium-pressure flash evaporation tank 1, wherein the medium-pressure flash evaporation tank 1 conveys black water to a vacuum flash evaporation tank 6 for treatment through a black water pipeline 2, a buffer three-way pipe 7 is arranged at the black water inlet end of the upper part of the vacuum flash evaporation tank 6, and the three-way pipe 7 is fixedly communicated with the black water pipeline 2 through an angle valve 4.
As shown in fig. 2, the three-way pipe 7 comprises a buffer vertical pipe 8 and a transverse pipe 9 which are mutually communicated, the side end of the upper part of the three-way pipe 7 is connected with a black water inlet of the vacuum flash tank 6 through the transverse pipe 9, and the top of the buffer vertical pipe 8 of the three-way pipe 7 is connected with the vertical installed angle valve 4.
As shown in fig. 2, a detachable blanking cover 10 is arranged at the bottom of the buffer standpipe 8 of the tee 7.
As shown in fig. 2, the inner side of the plugging cover 10 is arranged in a conical surface and extends to the inside of the buffer vertical pipe 8, the plugging cover 10 is matched with a wear-resistant discus 11 through the conical surface on the plugging cover, a wear-resistant steel ball 12 is arranged on the upper part of the wear-resistant discus 11, and the wear-resistant steel ball 12 is used by adopting waste steel balls and has good wear resistance.
As shown in fig. 2, the top of the wear-resistant discus 11 is arranged in a conical manner, the conical wear-resistant discus 11 can decompose the direct impact force of black water relative to a plane, so that the impact force of the black water is dispersed, the wear-resistant discus 11 is prevented from being directly stressed to prolong the service life of the wear-resistant discus, the bottom of the wear-resistant discus 11 is provided with a groove which is matched with the conical surface of the blanking cover 10, and thus, the accurate positioning of the wear-resistant discus 11 can be realized by placing the wear-resistant discus 11 on the blanking cover 10, and the subsequent replacement is directly taken down, so that the maintenance is more convenient.
As shown in fig. 2, the blanking cover 10 and the buffer standpipe 8 are connected by a flange, and the flange connection and the disassembly are convenient.
The implementation principle of the black water flash evaporation treatment system for the coal chemical industry is as follows:
the black water subjected to flash evaporation in the medium-pressure flash evaporation tank 1 is conveyed to an angle valve 4 for controlling flow through a black water pipeline 2, enters a buffer vertical pipe 8 of a three-way pipe 7, is prevented from flushing and wearing the inner wall of the vacuum flash evaporation tank 6 by the black water under the buffer action of the buffer vertical pipe 8, prolongs the service life of the vacuum flash evaporation tank 6, and enters the vacuum flash evaporation tank through a transverse pipe 9 at the side end of the upper part after being buffered by the buffer vertical pipe 8 for continuous flash evaporation;
the blanking cover 10 arranged at the bottom of the buffering vertical pipe 8 of the three-way pipe 7 is used for plugging the buffering vertical pipe 8, when more impurities exist in the buffering vertical pipe 8, the blanking cover 10 can be opened to clean the inside of the buffering vertical pipe 8 in a maintenance period, meanwhile, the uppermost part of the blanking cover 10 is provided with a plurality of wear-resistant steel balls 12, the wear-resistant steel balls 12 can use waste steel balls of a ball mill, the waste wear-resistant steel balls 12 not only buffer and disperse the impact force of black water, but also play a role of protecting the blanking cover 10 to recycle waste, the lower part of the wear-resistant steel balls 12 is provided with a conical wear-resistant discus 11 which can play a secondary buffering role, and disperse the residual impact force of black water, so that the whole body plays a role of protecting the blanking cover 10, after a certain period is used, the blanking cover 10 can be disassembled, and the wear-resistant steel balls 12 with serious abrasion can be replaced, and when the wear-resistant discus 11 is damaged, the wear-resistant discus 11 can be directly taken down from the blanking cover 10 to be replaced or welded in a repair mode, and the maintenance is convenient.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides a coal industry black water flash distillation processing system, includes middling pressure flash tank (1), and middling pressure flash tank (1) carry vacuum flash tank (6) to handle through black water pipeline (2), its characterized in that: the black water inlet end at the upper part of the vacuum flash tank (6) is provided with a buffer three-way pipe (7), and the three-way pipe (7) is communicated and fixed with the black water pipeline (2) through an angle valve (4); the three-way pipe (7) comprises a buffer vertical pipe (8) and a transverse pipe (9) which are communicated with each other, the side end of the upper part of the three-way pipe (7) is connected with a black water inlet of the vacuum flash tank (6) through the transverse pipe (9), and the top of the buffer vertical pipe (8) of the three-way pipe (7) is connected with a vertical installed angle valve (4); a detachable blanking cover (10) is arranged at the bottom of the buffer vertical pipe (8) of the three-way pipe (7); the inner side of the plug cover (10) is arranged in a conical surface manner and extends into the buffer vertical pipe (8), a wear-resistant discus (11) is placed on the plug cover (10) in a matched manner through the conical surface on the plug cover, and a wear-resistant steel ball (12) is arranged on the upper portion of the wear-resistant discus (11); the top of the wear-resistant discus (11) is arranged in a conical shape, and a groove which is matched with the conical surface of the blanking cover (10) is formed in the bottom of the wear-resistant discus (11); the wear-resistant discus (11), the wear-resistant steel ball (12), the blanking cover (10) and the buffer vertical pipe (8) are detachably connected.
2. The coal chemical industry black water flash distillation treatment system according to claim 1, wherein: the blanking cover (10) is connected with the buffer vertical pipe (8) by adopting a flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320653930.1U CN220265342U (en) | 2023-03-29 | 2023-03-29 | Coal industry black water flash distillation processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320653930.1U CN220265342U (en) | 2023-03-29 | 2023-03-29 | Coal industry black water flash distillation processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220265342U true CN220265342U (en) | 2023-12-29 |
Family
ID=89301339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320653930.1U Active CN220265342U (en) | 2023-03-29 | 2023-03-29 | Coal industry black water flash distillation processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220265342U (en) |
-
2023
- 2023-03-29 CN CN202320653930.1U patent/CN220265342U/en active Active
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| GR01 | Patent grant |