CN213286343U - Hydrogen sulfide absorption tower - Google Patents
Hydrogen sulfide absorption tower Download PDFInfo
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- CN213286343U CN213286343U CN202120727710.XU CN202120727710U CN213286343U CN 213286343 U CN213286343 U CN 213286343U CN 202120727710 U CN202120727710 U CN 202120727710U CN 213286343 U CN213286343 U CN 213286343U
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- tower body
- liquid
- tower
- hydrogen sulfide
- inlet pipe
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Abstract
The utility model discloses a hydrogen sulfide absorption tower, which comprises a tower body, wherein a liquid outlet pipe is arranged at the bottom of the tower body, an air outlet pipe is arranged at the upper part of the tower body, a bubbling device is fixedly arranged in the tower body, the pipeline of the bubbling device is connected with an air inlet pipe positioned outside the tower body, the air inlet pipe is vertically arranged, and a pre-spraying device is arranged in the air inlet pipe; the tower body is filled with desulfurization liquid with the liquid level higher than that of the bubbling device, and the tower body is fixedly provided with a re-spraying device higher than that of the desulfurization liquid. The utility model discloses gaseous and liquid can form the mixed contact of cubic in succession, and the gas-liquid contact is more thorough, further improves desulfurization efficiency. The whole gas phase channel is not easy to have sulfur mud and the like accumulated, the gas phase channel is smooth, and the influence of obvious tower resistance is avoided.
Description
Technical Field
The utility model relates to a sweetener especially relates to a hydrogen sulfide absorption tower.
Background
At present, a desulfurization device is used for removing hydrogen sulfide, and a spray packed tower or a bubble tower is generally adopted. The devices make hydrogen sulfide in the gas react to become hydrogen sulfide ions or elemental sulfur through the reverse contact of the gas and the liquid, and the hydrogen sulfide ions or the elemental sulfur are stored in the desulfurization solution, so that the aim of desulfurization is fulfilled. In practical use, no matter the spray packed tower or the bubble tower, the time for the gas to reversely contact with the liquid is limited, and in addition, hydrogen sulfide molecules are uniformly dispersed in the gas, so that a considerable part of hydrogen sulfide can not react with the liquid and remains in the gas, and the improvement of the desulfurization efficiency has a bottleneck. In addition, during the continuous desulfurization operation, sulfur mud or secondary salt is continuously precipitated and accumulated in a tower bottom static liquid area or a filling layer and other positions in the tower, and a plate layer is gradually formed. This eventually blocks the gas phase passage, increasing column drag, and severely affecting desulfurization efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a gas-liquid contact is more thorough is provided, and further desulfurization efficiency is improved and gas phase channel is smooth and easy, does not have obvious tower and hinders the hydrogen sulfide absorption tower of influence.
In order to solve the technical problem, the technical scheme of the utility model is that: the hydrogen sulfide absorption tower comprises a tower body, wherein a liquid outlet pipe is arranged at the bottom of the tower body, an air outlet pipe is arranged at the upper part of the tower body, a bubbling device is fixedly arranged in the tower body, a pipeline of the bubbling device is connected with an air inlet pipe positioned outside the tower body, the air inlet pipe is vertically arranged, and a pre-spraying device is arranged in the air inlet pipe; the tower body is filled with desulfurization liquid with the liquid level higher than that of the bubbling device, and the tower body is fixedly provided with a re-spraying device higher than that of the desulfurization liquid.
Preferably, a bubble breaking tray which is higher than the bubbling device and lower than the liquid level of the desulfurization solution is fixedly arranged in the tower body.
As a preferred technical scheme, a back washing device is fixedly arranged at the bottom of the tower body.
As a preferred technical scheme, a demisting device is arranged between the re-spraying device and the air outlet pipe in the tower body.
Due to the adoption of the technical scheme, the hydrogen sulfide absorption tower comprises a tower body, wherein a liquid outlet pipe is arranged at the bottom of the tower body, an air outlet pipe is arranged at the upper part of the tower body, a bubbling device is fixedly arranged in the tower body, a pipeline of the bubbling device is connected with an air inlet pipe positioned outside the tower body, the air inlet pipe is vertically arranged, and a pre-spraying device is arranged in the air inlet pipe; the tower body is filled with desulfurization liquid with the liquid level higher than that of the bubbling device, and the tower body is fixedly provided with a re-spraying device higher than that of the desulfurization liquid. The utility model discloses it is vertical intake pipe department makes the gas-liquid carry out the first mixed contact with spray set in advance. Then the gas enters the desulfurizing liquid in the tower body in the form of a large number of bubbles through the bubbling device, and the gas and the liquid are in secondary mixing contact. And after the gas comes out of the desulfurization liquid, the gas is sprayed by the re-spraying device again, and the gas and the liquid are mixed and contacted for the third time. Thus, the utility model has more thorough gas-liquid contact and further improves the desulfurization efficiency. The whole gas phase channel is not easy to have sulfur mud and the like accumulated, the gas phase channel is smooth, and the influence of obvious tower resistance is avoided.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
In the figure: 1-a tower body; 11-a liquid outlet pipe; 12-an air outlet pipe; 2-a bubbling device; 3, an air inlet pipe; 4-a pre-spraying device; 5-a bubble column plate; 6-re-spraying device; 7-a backwashing device; 8-demisting device.
Detailed Description
The invention is further explained below with reference to the drawings and examples. In the following detailed description, exemplary embodiments of the invention are described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1, the hydrogen sulfide absorption tower includes a tower body 1, a liquid outlet pipe 11 is disposed at the bottom of the tower body 1, and a gas outlet pipe 12 is disposed at the upper portion of the tower body 1, which are known in the art and are not described herein again.
The bubbling device 2 is fixedly arranged in the tower body 1, and the bubbling device 2 can be realized by a honeycomb nozzle or a honeycomb pipe and the like, which is not described herein again. The pipeline of the bubbling device 2 is connected with an air inlet pipe 3 positioned outside the tower body 1, the air inlet pipe 3 is vertically arranged, and a pre-spraying device 4 is arranged in the air inlet pipe 3. The pre-spraying device 4 comprises a pre-spraying nozzle, and a pre-spraying liquid supply device is connected to the pre-spraying nozzle through a pipeline. The vertical air inlet pipe 3 can ensure that the water mist sprayed out by the pre-spraying device 4 can exist in the pipe for a long time, so that the time of gas-liquid contact reaction in the air inlet pipe 3 can be prolonged.
The tower body 1 is filled with the desulfurization solution with the liquid level higher than that of the bubbling device 2, so that the gas blown out by the bubbling device 2 can be mixed in the desulfurization solution in the form of a large amount of bubbles, and the gas and the liquid are mixed and contacted more fully. In this embodiment, a bubble breaking tray 5 higher than the bubbling device 2 and lower than the surface of the desulfurization solution is fixed in the tower body 1. After a large amount of air bubbles are blown into the desulfurization solution, the small air bubbles are gradually mixed into large air bubbles under the influence of water pressure, surface tension and the like. At this time, the large bubbles are broken into small bubbles again after passing through the bubble-breaking tray 5, and the desulfurization solution can continuously maintain good gas-liquid mixing contact. Conventionally, the bubble column plate 5 may be implemented by a honeycomb plate or the like.
The tower body 1 is fixedly provided with a re-spraying device 6 which is higher than the liquid level of the desulfurization liquid, conventionally, the re-spraying device 6 comprises a plurality of re-spraying nozzles, the re-spraying nozzle is connected with a re-spraying liquid supply device through a pipeline, and the re-spraying liquid supply device can be shared with the pre-spraying liquid supply device.
In the embodiment, the gas and the liquid are mixed and contacted for the first time by the pre-spraying device 4 at the vertical gas inlet pipe 3. Then the gas enters the desulfurization liquid in the tower body 1 in the form of a large number of bubbles through the bubbling device 2, and the gas and the liquid are in secondary mixing contact. And after the gas comes out of the desulfurization solution, the gas is sprayed by the re-spraying device 6 again, and the gas and the liquid are mixed and contacted for the third time. Thus, the gas-liquid contact of the embodiment is more thorough, and the desulfurization efficiency is further improved.
In this embodiment, the gas-phase channels are the gas inlet pipe 3, the bubbling device 2, the desulfurization solution, the re-spraying device 6, and the gas outlet pipe 12 in sequence, and sulfur sludge and the like generated by contact reaction directly crosses the bubbling device 2 to the bottom of the tower body 1 during precipitation, and the sulfur sludge and the like are not accumulated due to violent bubble movement at the bubbling device 2. Therefore, the whole gas phase channel is not easy to accumulate sulfur mud and the like, and the gas phase channel is smooth without obvious tower resistance influence.
This embodiment the fixed back flush unit 7 that is equipped with in bottom of tower body 1, back flush unit 7 is right the bottom of tower body 1 carries out intermittent type nature back flush, prevents that sulfur mud etc. from taking place to harden in the bottom of tower body 1. Conventionally, the backflushing means 7 comprise a backflushing pipe, to which of course a backflushing pump or the like is connected.
In this embodiment, a defogging device 8 is disposed between the re-spraying device 6 and the air outlet pipe 12 in the tower body 1. Conventionally, the demister 8 comprises a plurality of baffles arranged in an array. The demisting device 8 can remove most of water vapor included in the gas, and avoids sulfur content in the liquid from influencing the content of the exhausted gas.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. Hydrogen sulfide absorption tower, including the tower body, the bottom of tower body is equipped with the drain pipe, the upper portion of tower body is equipped with outlet duct, its characterized in that: a bubbling device is fixedly arranged in the tower body, a pipeline of the bubbling device is connected with an air inlet pipe positioned outside the tower body, the air inlet pipe is vertically arranged, and a pre-spraying device is arranged in the air inlet pipe; the tower body is filled with desulfurization liquid with the liquid level higher than that of the bubbling device, and the tower body is fixedly provided with a re-spraying device higher than that of the desulfurization liquid.
2. The hydrogen sulfide absorption column according to claim 1, wherein: and a foam breaking column plate which is higher than the bubbling device and lower than the liquid level of the desulfurization liquid is fixedly arranged in the tower body.
3. The hydrogen sulfide absorption column according to claim 1, wherein: and a back washing device is fixedly arranged at the bottom of the tower body.
4. The hydrogen sulfide absorption column according to claim 1, wherein: and a demisting device is arranged in the tower body between the re-spraying device and the air outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120727710.XU CN213286343U (en) | 2021-04-12 | 2021-04-12 | Hydrogen sulfide absorption tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120727710.XU CN213286343U (en) | 2021-04-12 | 2021-04-12 | Hydrogen sulfide absorption tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213286343U true CN213286343U (en) | 2021-05-28 |
Family
ID=76017163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120727710.XU Active CN213286343U (en) | 2021-04-12 | 2021-04-12 | Hydrogen sulfide absorption tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213286343U (en) |
-
2021
- 2021-04-12 CN CN202120727710.XU patent/CN213286343U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Hydrogen sulfide absorber Effective date of registration: 20211118 Granted publication date: 20210528 Pledgee: Shandong Linqu Rural Commercial Bank Co.,Ltd. Pledgor: Mingshuo Environmental Technology Group Co.,Ltd. Registration number: Y2021980012645 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230222 Granted publication date: 20210528 Pledgee: Shandong Linqu Rural Commercial Bank Co.,Ltd. Pledgor: Mingshuo Environmental Technology Group Co.,Ltd. Registration number: Y2021980012645 |