CN220478509U - Anti-blocking device of desulfurizing tower - Google Patents
Anti-blocking device of desulfurizing tower Download PDFInfo
- Publication number
- CN220478509U CN220478509U CN202322012828.6U CN202322012828U CN220478509U CN 220478509 U CN220478509 U CN 220478509U CN 202322012828 U CN202322012828 U CN 202322012828U CN 220478509 U CN220478509 U CN 220478509U
- Authority
- CN
- China
- Prior art keywords
- pipe
- spraying
- desulfurizing tower
- tower body
- back flushing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000003009 desulfurizing effect Effects 0.000 title claims abstract description 45
- 238000005507 spraying Methods 0.000 claims abstract description 47
- 238000011010 flushing procedure Methods 0.000 claims abstract description 37
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 239000000945 filler Substances 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 16
- 230000023556 desulfurization Effects 0.000 claims abstract description 15
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 2
- 238000011001 backwashing Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011280 coal tar Substances 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
- 230000000694 effects Effects 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses an anti-blocking device of a desulfurizing tower, which comprises a desulfurizing tower body, wherein a plurality of horizontally arranged filler grids are arranged in the desulfurizing tower body, a back flushing device is arranged below each filler grid in parallel, the back flushing device is fixed on the inner wall of the desulfurizing tower body through a bracket, the back flushing device comprises a back flushing pipe and a circular spraying coil pipe, the circular spraying coil pipe consists of a circular spraying pipe and an inner spraying pipe, a plurality of spraying holes are uniformly distributed on the upper surface of the circular spraying coil pipe, the openings of the spraying holes are vertically upwards, one end of the back flushing pipe is communicated with the circular spraying coil pipe, the other end of the back flushing pipe penetrates through the tower wall and is connected with a back flushing main pipe, and the back flushing main pipe is fixed on the outer wall of the desulfurizing tower body and is provided with a booster pump; according to the utility model, through the spray hole on the backwashing device, the filler grating is flushed by the desulfurization liquid, so that the blockage of the desulfurization tower is prevented, and the period of overhauling operation and replacing the internal filler is effectively prolonged.
Description
Technical Field
The utility model relates to the field of desulfurizing towers, in particular to an anti-blocking device of a desulfurizing tower.
Background
In the current coal tar hydrogenation production process, a large amount of corrosive media such as hydrogen sulfide exist in liquefied gas, dry gas and low-pressure gas, and a desulfurizing tower is required to be used for desulfurizing the corrosive media. The process flow of the desulfurizing tower is as follows: the hydrogen sulfide and corrosive mediums in the liquefied gas, the dry gas and the low-pressure gas are washed by using lean liquid, the gas phase flows from bottom to top of the tower, the lean liquid flows downwards from top of the tower, and the hydrogen sulfide gas in the liquefied gas, the dry gas and the low-pressure gas is flushed and removed in a mode of countercurrent to the gas phase medium stroke, so that qualified liquefied gas, dry gas and low-pressure gas are obtained.
In the production process of long period, falling substances caused by corrosion, such as a tower, a pipeline, a pump, a container and the like, are generated, the scrap iron and impurities can be accumulated on a filler and in a filler ring gap, even block a bottom outlet of the tower, so that the fluidity of the desulfurization liquid is poor, the desulfurization effect is low, the liquefied gas, the dry gas and low-gas-content products are unqualified, the operation temperature and the pressure of the tower are difficult to control, the maintenance must be stopped when serious, the production is interrupted, and the stable operation period of the tower is seriously shortened.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides an anti-blocking device of a desulfurizing tower.
In order to achieve the above object, the present utility model is realized by the following technical scheme:
the anti-blocking device of the desulfurizing tower comprises a desulfurizing tower body, wherein a desulfurizing liquid inlet is formed in the top of the side wall of the desulfurizing tower body, a gas outlet is formed in the center of the top of the desulfurizing tower body, and a gas inlet and a desulfurizing liquid outlet are formed in the center of the bottom of the desulfurizing tower body; a plurality of horizontally arranged filler grids are arranged in the desulfurizing tower body;
a back-flushing device is arranged in parallel below each filler grating in the desulfurization tower body, the back-flushing device is fixed on the inner wall of the desulfurization tower body through a bracket, and the starting end of the back-flushing device passes through the tower wall and is connected with a back-flushing main pipe; the back flush main pipe is fixed on the outer wall of the desulfurizing tower body, and a booster pump is arranged on the back flush main pipe.
As a further improvement of the technical scheme of the utility model, the back flushing device comprises a back flushing pipe and a circular spraying coil pipe, the diameter of the circular spraying coil pipe is smaller than or equal to that of the filler grating, and the disc surface of the circular spraying coil pipe is vertical to the central axis of the desulfurizing tower body; one end of the back flushing pipe is communicated with the circular spraying coil pipe, and the other end of the back flushing pipe penetrates through the tower wall and is connected with the back flushing main pipe.
As a further improvement of the technical scheme of the utility model, the annular spraying coil pipe consists of an annular spraying pipe and an inner spraying pipe, wherein the annular spraying pipe is an annular pipe, the inner spraying pipe consists of a plurality of parallel straight pipes and a plurality of vertical straight pipes, the inner spraying pipe is positioned in an annular ring surrounded by the annular spraying pipe, and two ends of the inner spraying pipe are respectively communicated with the annular spraying pipe; and a plurality of spray holes are uniformly distributed on the upper surfaces of the circular spray pipe and the inner spray pipe, and the openings of the spray holes are vertically upwards.
As a further improvement of the technical scheme of the utility model, the radial section of the jet hole is trapezoid, namely the diameter of the upper opening of the jet hole is smaller than that of the lower opening of the jet hole.
As a further improvement of the technical scheme of the utility model, the flushing medium used by the back flushing device is desulfurization liquid.
The utility model has the following beneficial effects:
a plurality of vertical upward jet holes are uniformly arranged on the backwash device, and the desulfurization liquid is adopted to wash the filler grids, so that scrap iron, impurities, broken fillers and the like which are washed from the upper part are always kept in a loose state, and are continuously washed in the production process, the desulfurization liquid flowing out of the bottom of the tower is ensured to carry all substances which are easy to cause the solid-phone blockage at the bottom of the tower out effectively, thereby preventing the blockage of the desulfurization tower, and effectively prolonging the period of overhauling operation and replacing internal fillers.
Drawings
The utility model is described in further detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of an embodiment of an anti-clogging device for a desulfurizing tower according to the present utility model;
FIG. 2 is a schematic view of the backwash assembly of the present utility model;
FIG. 3 is a schematic view of the structure of the injection hole of the present utility model;
in the figure: the desulfurization tower comprises a 1-desulfurization tower body, a 2-first backwash device, a 3-second backwash device, a 4-backwash main pipe, a 5-support, an 11-desulfurization liquid inlet, a 12-gas outlet, a 13-gas inlet, a 14-desulfurization liquid outlet, a 15-filling grid, a 21-first backwash pipe, a 22-first annular spray pipe coil, a 31-second backwash pipe, a 32-second annular spray pipe coil, a 41-booster pump, a 221-annular spray pipe, a 222-inner spray pipe, 223-spray holes, 2231-spray hole lower openings and 2232-spray hole upper openings.
Description of the embodiments
FIGS. 1 to 3 show an embodiment of the anti-clogging device for a desulfurizing tower of the present utility model.
As shown in fig. 1-3, the anti-blocking device of the desulfurizing tower comprises a desulfurizing tower body 1, wherein a desulfurizing liquid inlet 11 is arranged at the top of the side wall of the desulfurizing tower body 1, a gas outlet 12 is arranged at the center of the top, and a gas inlet 13 and a desulfurizing liquid outlet 14 are arranged at the center of the bottom; two horizontally arranged filler grids 15 are arranged in the desulfurizing tower body 1;
a first back-flushing device 2 is arranged below the first filling grid 15, a second back-flushing device 3 is arranged below the second filling grid 15, and the two back-flushing devices are fixed on the inner wall of the desulfurizing tower body 1 through a bracket 5.
All backwashing devices consist of backwashing pipes and annular spraying coils, the diameter of each annular spraying coil is slightly smaller than that of the filler grating 15, and the disc surface of each annular spraying coil is perpendicular to the central axis of the desulfurizing tower body 1; one end of the back flushing pipe is communicated with the circular spraying coil pipe, and the other end of the back flushing pipe penetrates through the tower wall and is connected with the back flushing main pipe 4.
The back flush main pipe 4 is fixed on the outer wall of the desulfurizing tower body 1, and the back flush main pipe 4 is provided with a booster pump 41.
In this embodiment, the annular spraying coil pipe is composed of an annular spraying pipe 221 and an inner spraying pipe 222, wherein the annular spraying pipe 221 is an annular pipe, the inner spraying pipe 222 is composed of five parallel straight pipes and one vertical straight pipe, the inner spraying pipe 222 is positioned in an annular ring surrounded by the annular spraying pipe 221, and two ends of the inner spraying pipe 222 are respectively communicated with the annular spraying pipe 221; a plurality of injection holes 223 are uniformly distributed on the upper surfaces of the circular ring injection pipe 221 and the inner injection pipe 222, the openings of the injection holes 223 are vertically upward, and the diameter of the injection hole upper opening 2232 is smaller than the diameter of the injection hole lower opening 2231.
In this embodiment, the flushing medium used by the backwash is desulphurisation liquid.
The utility model is not limited to the above embodiments, for example, the pattern of the circulation coil pipe may be replaced with other patterns, etc.
It will be apparent that the foregoing is only one embodiment, and not all embodiments, of the present utility model. Other modifications and equivalents of the present utility model, based on the embodiments of the present utility model, will be apparent to those of ordinary skill in the art without departing from the spirit and scope of the present utility model, and are intended to be encompassed in the scope of the appended claims.
Claims (5)
1. The anti-blocking device of the desulfurizing tower comprises a desulfurizing tower body (1), wherein a desulfurizing liquid inlet (11) is formed in the top of the side wall of the desulfurizing tower body (1), a gas outlet (12) is formed in the center of the top, and a gas inlet (13) and a desulfurizing liquid outlet (14) are formed in the center of the bottom; a plurality of horizontally arranged filler grids (15) are arranged in the desulfurizing tower body (1);
the method is characterized in that: a back-flushing device is arranged in parallel below each filling grid (15) in the desulfurization tower body (1), the back-flushing device is fixed on the inner wall of the desulfurization tower body (1) through a bracket (5), and the starting end of the back-flushing device passes through the tower wall and is connected with a back-flushing main pipe (4); the back flush main pipe (4) is fixed on the outer wall of the desulfurization tower body (1), and a booster pump (41) is arranged on the back flush main pipe (4).
2. The desulfurizing tower anti-clogging device as set forth in claim 1, wherein: the back flushing device comprises a back flushing pipe and a circular spraying coil pipe, the diameter of the circular spraying coil pipe is smaller than or equal to that of the filler grating (15), and the disc surface of the circular spraying coil pipe is perpendicular to the central axis of the desulfurizing tower body (1); one end of the back flushing pipe is communicated with the circular spraying coil pipe, and the other end of the back flushing pipe penetrates through the tower wall and is connected with the back flushing main pipe (4).
3. The desulfurizing tower anti-clogging device as set forth in claim 2, wherein: the annular spraying coil pipe consists of an annular spraying pipe (221) and an inner spraying pipe (222), the annular spraying pipe (221) is an annular pipe, the inner spraying pipe (222) consists of a plurality of parallel straight pipes and a plurality of vertical straight pipes, the inner spraying pipe (222) is positioned in a ring surrounded by the annular spraying pipe (221), and two ends of the inner spraying pipe are respectively communicated with the annular spraying pipe (221); a plurality of spray holes (223) are uniformly distributed on the upper surfaces of the annular spray pipe (221) and the inner spray pipe (222), and the openings of the spray holes (223) are vertically upwards.
4. A desulfurizing tower anti-clogging device as set forth in claim 3, wherein: the radial cross section of the injection hole (223) is trapezoid, namely the diameter of the injection hole upper opening (2232) is smaller than the diameter of the injection hole lower opening (2231).
5. The desulfurization tower anti-clogging device according to any one of claims 1 to 4, characterized in that: the flushing medium used by the back flushing device is desulfurizing liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322012828.6U CN220478509U (en) | 2023-07-28 | 2023-07-28 | Anti-blocking device of desulfurizing tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322012828.6U CN220478509U (en) | 2023-07-28 | 2023-07-28 | Anti-blocking device of desulfurizing tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220478509U true CN220478509U (en) | 2024-02-13 |
Family
ID=89833009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322012828.6U Active CN220478509U (en) | 2023-07-28 | 2023-07-28 | Anti-blocking device of desulfurizing tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220478509U (en) |
-
2023
- 2023-07-28 CN CN202322012828.6U patent/CN220478509U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201710990U (en) | Variable aperture dual-flow sieve-plate tower | |
| CN220478509U (en) | Anti-blocking device of desulfurizing tower | |
| CN102580624B (en) | Radial or axial radial fixed bed reactor with support type slot plate distributor | |
| CN100563797C (en) | External-pressing film assembly with holes | |
| CN208389768U (en) | A kind of erosion protection system of flue gas desulfurization inner wall of tower | |
| KR101179780B1 (en) | Apparatus and Process for removing iron particles in water solution | |
| CN202823103U (en) | Biomass gas purification absorption tower | |
| CN201760216U (en) | Chilopod-shaped liquid distributor | |
| CN113430017A (en) | Ammonia water method desulfurization ammonia water distribution device | |
| CN210251833U (en) | Industrial waste gas integration clarification plant | |
| CN219673598U (en) | Acid distributor flow regulating device | |
| CN105435720A (en) | Gas-liquid distributor | |
| CN102423541A (en) | Modified liquid redistribution device | |
| CN214680239U (en) | Water injection filter for marine oil and gas field | |
| CN206867981U (en) | A kind of desulfurizing tower fluid jetting head | |
| CN201763703U (en) | Gradual throttleer | |
| CN111085004A (en) | Carbon ester distillation tower | |
| CN218741042U (en) | Novel water washing tower | |
| CN215250667U (en) | Ammonia water method desulfurization ammonia water distribution device | |
| CN219376625U (en) | Corrugated filler sulfuric acid absorption tower capable of liquid redistribution | |
| CN219784320U (en) | Liquid and gas distribution and mixing device of regeneration tower | |
| CN210496451U (en) | Steel lining tetrafluoro liquid distributor for reaction tower | |
| CN213528113U (en) | Spraying device for sulfuric acid absorption tower | |
| CN101792131A (en) | Insertion pipe type chute acid distributor | |
| CN204973593U (en) | Scrubbing tower with keep off and flow wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |