CN215855120U - Fuming acid absorption tower - Google Patents
Fuming acid absorption tower Download PDFInfo
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- CN215855120U CN215855120U CN202121281498.5U CN202121281498U CN215855120U CN 215855120 U CN215855120 U CN 215855120U CN 202121281498 U CN202121281498 U CN 202121281498U CN 215855120 U CN215855120 U CN 215855120U
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- absorption tower
- fuming
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- acid absorption
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Abstract
The utility model discloses a fuming acid absorption tower, which relates to the technical field of fuming acid preparation and comprises a main body device, a heat energy converter and a concentration tuner, wherein the fuming acid absorption tower is arranged in the main body device, a reaction furnace body is arranged in the fuming acid absorption tower, a heat conduction absorption layer is fixedly connected to the outer wall of the reaction furnace body, and a heat transmission strip is fixedly connected to the outer surface of the heat conduction absorption layer. According to the utility model, through the heat conduction absorption layer, the heat transmission strip and the heat energy converter, the problem that in the traditional process flow for preparing fuming sulfuric acid, a large amount of heat energy is released during reaction in the fuming acid absorption tower, the heat energy is not utilized, and the resource waste is caused is solved, and the problems that the traditional fuming acid absorption tower does not have the condition of preparing fuming sulfuric acid with different concentrations, and the introduced pipeline needs to be cleaned, so that the cost consumption is overlarge, and the actual benefit is not facilitated are solved, so that the concentration regulator, the four-way pipe and the spray nozzle are arranged.
Description
Technical Field
The utility model relates to the technical field of fuming acid preparation, and particularly relates to a fuming acid absorption tower.
Background
The fuming acid means: firstly, concentrated sulfuric acid containing excessive sulfur trioxide; second, concentrated nitric acid containing excess nitrogen dioxide is conventionally referred to as fuming sulfuric acid and fuming nitric acid, respectively, and is collectively referred to as fuming acid.
Wherein oleum (chemical formula: H2SO4.xSO3) is a product in the process of producing sulfuric acid. The property is unstable, and the sulfuric acid can be generated by reaction with water. Fuming sulfuric acid can be viewed as sulfuric acid at concentrations in excess of 100%, with SO3 volatilizing in air and forming an acid mist to be fuming (as if more than 98% of the nitric acid was called fuming nitric acid due to the acid mist). The content of oleum is generally calculated in terms of the sulfur trioxide content therein, e.g. 20% oleum represents 20% of its mass as sulfur trioxide. H2so4.xso3, where x is 1, is pyrosulfuric acid. Generally, the SO3 content is 20%, 40%, 60%, 66% or the like by mass. The H2SO4 in the oleum may exceed 100% if converted to the mass fraction of sulfuric acid. It is believed that oleum contains predominantly disulfuric acid (H2S2O 7). Has strong oxidizing property, water absorption, dehydration property and corrosiveness. Can be used for synthesizing dye and medicine. Oleum is often used for sulfonation reactions not only because of its high concentration, but also because it contains a relatively large amount of electrophilic sulfur trioxide. In addition, it is also commonly used as a water-absorbing and dehydrating agent.
In the traditional process flow for preparing the fuming sulfuric acid, when the prepared SO3 reacts with water vapor in the fuming acid absorption tower, a large amount of heat energy is released, the fuming sulfuric acid with one concentration can only be introduced into a fuming acid introducing pipe of the fuming acid absorption tower for blending, and the condition of blending the fuming sulfuric acids with different concentrations is not met.
The following problems exist in the prior art:
1. in the traditional process flow for preparing fuming sulfuric acid, when the prepared SO3 reacts with water vapor in the fuming acid absorption tower, a large amount of heat energy is released, and the heat energy is not utilized, SO that the waste of resources is caused;
2. traditional fuming acid absorption tower does not have the condition of allotting different concentration's fuming sulfuric acid, wants the allotment to wash and lets in the pipeline, and the cost consumption is too big to do not do benefit to actual benefit.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fuming acid absorption tower, which aims to be provided with a heat conduction absorption layer, a heat transmission strip and a heat energy converter and solves the problem that in the traditional process flow for preparing fuming sulfuric acid, when SO3 is prepared, a large amount of heat energy can be released when the SO3 reacts with water vapor in the fuming acid absorption tower, and the heat energy is not utilized, SO that the resource waste is caused; wherein another kind of purpose is in order to solve traditional fuming acid absorption tower, does not possess the condition of allotment different concentration's fuming sulfuric acid, wants the allotment to wash and lets in the pipeline, and the cost consumption is too big to do not do benefit to the actual benefits problem, thereby set up concentration tuner, four-way pipe and sprinkler bead.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a fuming acid absorption tower, includes main part device, heat energy converter and concentration tuner, the inside of main part device is provided with fuming acid absorption tower, the inside of fuming acid absorption tower is provided with the reaction furnace body, the outer wall fixedly connected with heat conduction absorbed layer of reaction furnace body, the outer fixed surface of heat conduction absorbed layer is connected with the heat transfer strip, the bottom fixedly connected with heat energy converter of heat transfer strip.
The top of the fuming acid absorption tower is provided with a concentration tuner, the bottom of the concentration tuner is fixedly connected with a spray opening, and the upper end of the spray opening is fixedly connected with a four-way pipe.
By adopting the technical scheme, the concentration tuner 7 in the scheme is used for inputting different fuming sulfuric acids into the reaction furnace body 9.
The technical scheme of the utility model is further improved as follows: the device comprises a four-way pipe, and is characterized in that a sealing disc is arranged at the upper end of one side of the four-way pipe, a third concentration pipe is arranged on the upper surface of the sealing disc, and a hydraulic machine is fixedly connected to one side of the sealing disc.
By adopting the technical scheme, the four-way pipe in the scheme is used for communicating the connecting pipeline arranged on the concentration regulator.
The technical scheme of the utility model is further improved as follows: the concentration tuner is characterized in that a first concentration pipe is fixedly connected to the left side of the upper surface of the concentration tuner, and a second concentration pipe is fixedly connected to the middle of the upper surface of the concentration tuner.
By adopting the technical scheme, the first concentration pipe and the second concentration pipe in the scheme are used for conveying fuming sulfuric acid with different concentrations.
The technical scheme of the utility model is further improved as follows: the inside of main part device is provided with the high temperature absorption tower, the top one side fixedly connected with high temperature output tube of high temperature absorption tower.
By adopting the technical scheme, the high-temperature output pipe in the scheme is used for transmitting the mixed gas generated in the high-temperature absorption tower.
The technical scheme of the utility model is further improved as follows: one side of the outer surface of the bottom of the fuming acid absorption tower is fixedly connected with a first output pipe, and one end, far away from the fuming acid absorption tower, of the first output pipe is fixedly connected with a fuming circulation groove.
By adopting the technical scheme, the fuming circulating tank in the scheme is used as a device for collecting fuming sulfuric acid solution in the fuming acid absorption tower.
The technical scheme of the utility model is further improved as follows: and the side surface of the top of the fuming acid absorption tower is fixedly connected with a second output pipe.
By adopting the technical scheme, the second output pipe in the scheme is used for conveying SO3 gas inside the fuming acid absorption tower in the process flow.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:
1. the utility model provides a fuming acid absorption tower which is provided with a heat conduction absorption layer, a heat transmission strip and a heat energy converter, and solves the problem that in the traditional process flow for preparing fuming sulfuric acid, when SO3 is prepared, a large amount of heat energy can be released when the SO3 reacts with water vapor in the fuming acid absorption tower, the heat energy is not utilized, and resources are wasted, and the electric energy converted by the heat energy converter can be directly utilized in allocation among devices.
2. The utility model provides a fuming acid absorption tower, which solves the problems that the traditional fuming acid absorption tower does not have the condition of preparing fuming sulfuric acid with different concentrations, the introduced pipelines need to be cleaned, the cost consumption is overlarge, and the practical benefit is not facilitated, so that a concentration regulator, a four-way pipe and a spraying opening are arranged, the heat energy of a reaction furnace is converted into electric energy through a heat energy converter, a hydraulic press is started, the other two input pipelines are sealed by using a sealing disc, and the fuming sulfuric acid with different concentrations can be input according to the requirement.
Drawings
FIG. 1 is a schematic structural diagram of a main body device according to the present invention;
FIG. 2 is a schematic view of a detail of the fuming acid absorber of the present invention;
FIG. 3 is a schematic view showing the details of the structure of the reaction furnace according to the present invention;
fig. 4 is a schematic diagram of the concentration tuner of the present invention.
In the figure: 1. a main body device; 2. a fuming acid absorption tower; 3. a high temperature absorber; 4. a fuming circulating slot; 5. a high temperature output pipe; 6. a first output pipe; 7. a concentration tuner; 8. a second output pipe; 9. a reaction furnace body; 10. a four-way pipe; 11. a thermally conductive absorption layer; 12. a heat transfer strip; 13. a thermal energy converter; 14. a first concentration tube; 15. a second concentration tube; 16. a third concentration tube; 17. a hydraulic press; 18. sealing the disc; 19. a spray opening.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in fig. 1-4, the utility model provides a fuming acid absorption tower, which comprises a main body device 1, a heat energy converter 13 and a concentration tuner 7, wherein a fuming acid absorption tower 2 is arranged inside the main body device 1, a reaction furnace body 9 is arranged inside the fuming acid absorption tower 2, a heat-conducting absorption layer 11 is fixedly connected to the outer wall of the reaction furnace body 9, a heat transmission bar 12 is fixedly connected to the outer surface of the heat-conducting absorption layer 11, the heat energy converter 13 is fixedly connected to the bottom of the heat transmission bar 12, the concentration tuner 7 is arranged at the top of the fuming acid absorption tower 2, the concentration tuner 7 is used for inputting different fuming sulfuric acids into the reaction furnace body 9, a first concentration pipe 14 is fixedly connected to the left side of the upper surface of the concentration tuner 7, a second concentration pipe 15 is fixedly connected to the middle part of the upper surface of the concentration tuner 7, and a spray nozzle 19 is fixedly connected to the bottom of the concentration tuner 7, the upper end of the spraying opening 19 is fixedly connected with a four-way pipe 10, the four-way pipe 10 is used for communicating a connecting pipeline arranged on the concentration tuner 7, the upper end of one side of the four-way pipe 10 is provided with a sealing disc 18, the upper surface of the sealing disc 18 is provided with a third concentration pipe 16, and one side of the sealing disc 18 is fixedly connected with a hydraulic machine 17.
In this embodiment, a large amount of heat energy is emitted when the SO3 inside the fuming acid absorption tower 2 reacts with water vapor to form sulfuric acid, at this time, the heat conducting absorption layer 11 absorbs the heat energy generated by the reaction furnace body 9, and the heat energy is transferred to the heat energy converter 13 through the heat transfer bar 12 to convert the heat energy into electric energy, and when the fuming acid absorption tower 2 needs to be prepared with fuming sulfuric acids with different concentrations, the concentration tuner 7 is required to input fuming sulfuric acids with different concentrations.
Example 2
As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the inside of main part device 1 is provided with high temperature absorption tower 3, top one side fixedly connected with high temperature output tube 5 of high temperature absorption tower 3, the effect of high temperature output tube 5 is used for transmitting the inside mist that produces of high temperature absorption tower 3, the first output tube 6 of bottom surface one side fixedly connected with of fuming acid absorption tower 2, the one end fixedly connected with circulation groove 4 of fuming acid absorption tower 2 is kept away from to first output tube 6, the effect of circulation groove 4 of fuming is the device that is used for collecting the inside sulfuric acid solution of fuming acid absorption tower 2, the top side fixedly connected with second output tube 8 of fuming acid absorption tower 2.
In this embodiment, the first concentration tube 14, the second concentration tube 15, and the third concentration tube 16 may be provided with 20%, 40%, and 60% fuming sulfuric acid as required.
The operation of the fuming acid absorption tower will be described in detail.
As shown in fig. 1-4, when in use, a large amount of heat energy is released when the SO3 inside the fuming acid absorption tower 2 reacts with water vapor to form sulfuric acid, at this time, the heat conducting absorption layer 11 absorbs the heat energy generated by the reaction furnace body 9, the heat energy is transferred to the heat energy converter 13 through the heat transfer strips 12 to be converted into electric energy, when the fuming sulfuric acid absorption tower 2 needs to be prepared with fuming sulfuric acid with different concentrations, the fuming sulfuric acid with different concentrations needs to be input by the concentration regulator 7, the first concentration pipe 14, the second concentration pipe 15 and the third concentration pipe 16, the input of 20%, 40% and 60% fuming sulfuric acid can be respectively set according to requirements, when a single pipe is input, only the electric energy converted by the heat energy converter 13 is needed to start the hydraulic machine 17, the sealing disc 18 is used for sealing the other two input pipelines, and the fuming sulfuric acid is transmitted to the inside of the fuming circulating tank 4 through the first output pipe 6 after blending is completed.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.
Claims (6)
1. A fuming acid absorption tower, including body device (1), heat energy converter (13) and concentration tuner (7), its characterized in that: a fuming acid absorption tower (2) is arranged in the main body device (1), a reaction furnace body (9) is arranged in the fuming acid absorption tower (2), a heat conduction absorption layer (11) is fixedly connected to the outer wall of the reaction furnace body (9), a heat transmission strip (12) is fixedly connected to the outer surface of the heat conduction absorption layer (11), and a heat energy converter (13) is fixedly connected to the bottom of the heat transmission strip (12);
the top of fuming acid absorption tower (2) is provided with concentration tuner (7), the bottom fixedly connected with spray opening (19) of concentration tuner (7), the upper end fixedly connected with cross-under (10) of spray opening (19).
2. A tower according to claim 1, wherein: a sealing disc (18) is arranged at the upper end of one side of the four-way pipe (10), a third concentration pipe (16) is arranged on the upper surface of the sealing disc (18), and a hydraulic machine (17) is fixedly connected to one side of the sealing disc (18).
3. A tower according to claim 1, wherein: the concentration adjusting device is characterized in that a first concentration pipe (14) is fixedly connected to the left side of the upper surface of the concentration adjusting device (7), and a second concentration pipe (15) is fixedly connected to the middle of the upper surface of the concentration adjusting device (7).
4. A tower according to claim 1, wherein: the high-temperature absorption tower (3) is arranged inside the main body device (1), and a high-temperature output pipe (5) is fixedly connected to one side of the top of the high-temperature absorption tower (3).
5. A tower according to claim 1, wherein: the bottom outer surface one side fixedly connected with first output tube (6) of fuming acid absorption tower (2), first output tube (6) are kept away from one end fixedly connected with circulation groove (4) of fuming acid absorption tower (2).
6. A tower according to claim 1, wherein: and a second output pipe (8) is fixedly connected to the side surface of the top of the fuming acid absorption tower (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121281498.5U CN215855120U (en) | 2021-06-09 | 2021-06-09 | Fuming acid absorption tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121281498.5U CN215855120U (en) | 2021-06-09 | 2021-06-09 | Fuming acid absorption tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215855120U true CN215855120U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121281498.5U Active CN215855120U (en) | 2021-06-09 | 2021-06-09 | Fuming acid absorption tower |
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| Country | Link |
|---|---|
| CN (1) | CN215855120U (en) |
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2021
- 2021-06-09 CN CN202121281498.5U patent/CN215855120U/en active Active
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