CN218077047U - Sodium hypophosphite tail gas clean-up system - Google Patents
Sodium hypophosphite tail gas clean-up system Download PDFInfo
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- CN218077047U CN218077047U CN202221800008.2U CN202221800008U CN218077047U CN 218077047 U CN218077047 U CN 218077047U CN 202221800008 U CN202221800008 U CN 202221800008U CN 218077047 U CN218077047 U CN 218077047U
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- sodium hypophosphite
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Abstract
The utility model discloses a sodium hypophosphite tail gas clean-up system, including locating the tail gas fan on the sodium hypophosphite tail gas pipeline, sodium hypophosphite tail gas pipeline and washing tower downside air inlet intercommunication, the vertical pivot that is equipped with in the washing tower, the pivot bottom is connected with the scraping bar, and the pivot top is connected with the servo motor output, the pivot surface is equipped with a plurality of dispersion discs, and the dispersion disc top is equipped with the shower head, and the shower head passes through washing circulation pipeline and washing tower bottom intercommunication, and the washing tower top is connected with electrostatic precipitator through going out the trachea line; the utility model discloses a tower forced circulation washing makes a large amount of impurities in the sodium hypophosphite tail gas absorbed in aqueous, realizes getting rid of tiny impurity in the tail gas, sodium hypophosphite tail gas environmental protection discharge to reach standard and reduce the purpose that the vision pollutes.
Description
Technical Field
The utility model relates to a sodium hypophosphite tail gas clean-up technical field specifically indicates a sodium hypophosphite tail gas clean-up system.
Background
Phosphine gas generated in the production process of the existing sodium hypophosphite product is used for producing tetrakis hydroxymethyl phosphonium sulfate, and the surplus phosphine gas is burnt, absorbed, subjected to electrostatic demisting and discharged. The phosphine gas required by the production process of the tetrakis hydroxymethyl phosphonium sulfate is limited, and the surplus phosphine gas is more. The smoke which is absorbed after incineration and discharged after electrostatic demisting also has certain visual pollution. Therefore, it is necessary to design a sodium hypophosphite exhaust gas purification system to solve the above problems.
Disclosure of Invention
An object of the utility model is to overcome above-mentioned not enough, provide a sodium hypophosphite tail gas purification system, through tower forced circulation washing, make a large amount of impurity in the sodium hypophosphite tail gas absorbed in the aquatic, realize getting rid of tiny impurity in the tail gas, the purpose that sodium hypophosphite tail gas environmental protection discharge to reach standard and reduce visual pollution.
The utility model discloses a solve above-mentioned technical problem, the technical scheme who adopts is: the utility model provides a sodium hypophosphite tail gas clean-up system, is including locating the tail gas fan on the sodium hypophosphite tail gas pipeline, sodium hypophosphite tail gas pipeline and washing tower downside air inlet intercommunication, the vertical pivot that is equipped with in the washing tower, the pivot bottom is connected with the scraping rod, and the pivot top is connected with the servo motor output, the pivot surface is equipped with a plurality of dispersion impeller, and the dispersion impeller top is equipped with the shower head, and the shower head passes through washing circulation pipeline and washing tower bottom intercommunication, and the washing tower top is passed through the air outlet pipeline and is connected with electrostatic precipitator.
Preferably, the dispersion impeller is of a circular truncated cone-shaped cavity structure, the top of the dispersion impeller is open, the bottom of the dispersion impeller is closed and fixed on the surface of the rotating shaft, and the side surface of the dispersion impeller is provided with dispersion holes.
Preferably, pivot upside and downside all are connected through bearing and connecting rod middle part, connecting rod both ends and washing tower inside wall fixed connection.
Preferably, the top of the rotating shaft is connected with the center of a driven wheel, the driven wheel is in contact with a driving wheel, the center of the driving wheel is connected with an output shaft of a servo motor, and the servo motor is fixed on the top of the washing tower through a support.
Preferably, the bottom and the side part of the scraping rod are both provided with bristles, a filter screen is arranged at a position opposite to the side part of the scraping rod, and the position of the filter screen is communicated with the water washing circulation pipeline.
Preferably, a water replenishing pipeline and a circulating pump are arranged on the water washing circulating pipeline, and a valve is arranged on the water replenishing pipeline.
Preferably, a sewage pipeline is arranged at the bottom of the washing tower, and a valve is arranged on the sewage pipeline.
The utility model has the advantages that:
1) The utility model discloses a washing tower adopts tower equipment, can effectively reduce the velocity of flow of sodium hypophosphite tail gas, makes sodium hypophosphite tail gas fully carry out the washing process.
2) The utility model discloses a tower forced circulation washing makes a large amount of impurity in the sodium hypophosphite tail gas absorbed in aqueous, realizes getting rid of tiny impurity in the tail gas, sodium hypophosphite tail gas environmental protection discharge to reach standard and reduce visual pollution's purpose.
3) The utility model discloses earlier through washing tower washing, the later stage is again through electrostatic defogging device processing back greatly reduced the environmental protection pollution.
4) The utility model relates to an equipment is simple, the effect is showing, reduced the operation degree of difficulty among the operation process, and its industrialization is realized easily.
Drawings
FIG. 1 is a schematic structural diagram of a sodium hypophosphite tail gas purification system;
fig. 2 is an enlarged schematic view of the area of the dispersion tray of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the drawings and specific embodiments.
As shown in fig. 1 and 2, a sodium hypophosphite tail gas clean-up system, including locating tail gas fan 2 on the sodium hypophosphite tail gas pipeline 1, sodium hypophosphite tail gas pipeline 1 and 3 downside air inlets of washing tower intercommunication, the vertical pivot 4 that is equipped with in the washing tower 3, 4 bottoms of pivot are connected with scraping pole 5, and 4 tops of pivot are connected with 6 output of servo motor, 4 surfaces of pivot are equipped with a plurality of dispersion impeller 7, and 7 tops of dispersion impeller are equipped with shower head 8, and shower head 8 passes through washing circulation pipeline 9 and 3 bottoms of washing tower intercommunication, and 3 tops of washing tower are connected with electrostatic demister 11 through going out gas pipeline 10.
Preferably, the dispersion plate 7 is a circular truncated cone-shaped cavity structure, the top of the dispersion plate is open, the bottom of the dispersion plate is closed and fixed on the surface of the rotating shaft 4, and the side surface of the dispersion plate 7 is provided with dispersion holes 7.1. After the design like this, when pivot 4 rotates, can drive dispersion impeller 7 and rotate, the water that falls into in the dispersion impeller 7 from shower head 8 is thrown away from its dispersion hole 7.1 because of the effect of centrifugal force, the area of liquid with gaseous contact has been enlarged, absorption efficiency improves greatly, in addition because centrifugal force and the liquid that sprays away can contact 3 inside walls of scrubbing tower, so can form the 3 inside walls of scrubbing tower and erode, prevent that its inside wall from being stained with and attach impurity, play certain self-cleaning function.
Preferably, the upper side and the lower side of the rotating shaft 4 are both connected with the middle part of a connecting rod 13 through a bearing 12, and two ends of the connecting rod 13 are fixedly connected with the inner side wall of the water washing tower 3. The rotation process of the rotating shaft 4 can be made more smooth by installing the bearing 12.
Preferably, the top of the rotating shaft 4 is connected with the center of a driven wheel 14, the driven wheel 14 is in contact with a driving wheel 15, the center of the driving wheel 15 is connected with an output shaft of a servo motor 6, and the servo motor 6 is fixed at the top of the water washing tower 3 through a support 6.1. In this embodiment, when the servo motor 6 works, the driving wheel 15 can be driven to rotate, and since the driven wheel 14 is in contact with the driving wheel 15, the driving wheel 15 can drive the driven wheel 14 to rotate through friction transmission, so as to enable the rotating shaft 4 to rotate.
Preferably, the bottom and the side of the scraping rod 5 are both provided with bristles 17, a filter screen 18 is arranged at a position opposite to the side of the scraping rod 5, and the filter screen 18 is communicated with the water washing circulation pipeline 9. In this embodiment, filter screen 18 can prevent effectively that large granule impurity from entering into washing circulation pipeline 9 in, after long-term, a large amount of impurity are held back easily on filter screen 18 surface, and this patent drives through pivot 4 and scrapes pole 5 and brush hair 17 and constantly rotate, can constantly clean filter screen 18 surface to guarantee filter screen 18's filterability.
Preferably, a water replenishing pipeline 19 and a circulating pump 20 are arranged on the water washing circulating pipeline 9, and a valve is arranged on the water replenishing pipeline 19. Water is continuously pumped into the shower head 8 by the circulation pump 20, and since water is lost when impurities in the gas are absorbed by circulation, water can be replenished by providing the water replenishing line 19.
Preferably, a sewage drainage line 21 is arranged at the bottom of the water washing tower 3, and a valve is arranged on the sewage drainage line 21. In this embodiment, the waste at the bottom of the water washing tower 3 can be discharged by opening the valve on the sewage drain line 21.
The working principle of the embodiment is as follows:
after the tail gas fan 2 works in the embodiment, the tail gas of sodium hypophosphite in the tail gas pipeline 1 of sodium hypophosphite can be introduced into the water washing tower 3, then the gas rises in the water washing tower 3 and is fully contacted with the water sprayed downwards by the spray header 8, and impurities in the gas are absorbed by the water; in the process, when the servo motor 6 works, the driving wheel 15 can be driven to rotate, and the driven wheel 14 is contacted with the driving wheel 15, so that the driving wheel 15 can drive the driven wheel 14 to rotate through friction transmission, the rotating shaft 4 further rotates, when the rotating shaft 4 rotates, the dispersion disc 7 can be driven to rotate, water falling into the dispersion disc 7 from the spray header 8 is thrown out of the dispersion holes 7.1 of the dispersion disc due to the action of centrifugal force, the contact area of the liquid and gas is enlarged, the absorption efficiency is greatly improved, and in addition, the liquid sprayed out due to the centrifugal force can be contacted with the inner side wall of the washing tower 3, so that the inner side wall of the washing tower 3 can be washed, the inner side wall of the washing tower 3 is prevented from being stained with impurities, and a certain self-cleaning function is achieved; water is continuously pumped into the shower head 8 by the circulation pump 20, and since water is lost when impurities in the gas are absorbed by circulation, water can be replenished by providing the water replenishing line 19. After a period of time, the impurities accumulated at the bottom of the water washing tower 3 need to be cleaned, the valve on the sewage discharge pipeline 21 can be opened at the moment, the sewage at the bottom of the water washing tower 3 is directly discharged, and the impurities are not easy to adhere to the bottom due to the continuous rotation of the scraping rod 5 and the brush bristles 17 and are easily and directly discharged from the sewage discharge pipeline 21.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (7)
1. The utility model provides a sodium hypophosphite tail gas clean-up system, is including locating tail gas fan (2) on sodium hypophosphite tail gas pipeline (1), sodium hypophosphite tail gas pipeline (1) and scrubbing tower (3) downside air inlet intercommunication, its characterized in that: the utility model discloses a washing tower, including wash tower (3), pivot (4) and scraper bar (5), pivot (4) top is connected with servo motor (6) output, pivot (4) surface is equipped with a plurality of dispersion impeller (7), and dispersion impeller (7) top is equipped with shower head (8), and shower head (8) communicate bottom wash tower (3) through washing circulation pipeline (9), and wash tower (3) top is passed through gas outlet pipeline (10) and is connected with electrostatic demister (11).
2. The sodium hypophosphite tail gas clean-up system of claim 1, characterized in that: the dispersion impeller (7) is of a round-table-shaped cavity structure, the top of the dispersion impeller is open, the bottom of the dispersion impeller is closed and fixed on the surface of the rotating shaft (4), and dispersion holes (7.1) are formed in the side face of the dispersion impeller (7).
3. The sodium hypophosphite tail gas clean-up system according to claim 1, characterized in that: the upper side and the lower side of the rotating shaft (4) are connected with the middle of a connecting rod (13) through bearings (12), and the two ends of the connecting rod (13) are fixedly connected with the inner side wall of the washing tower (3).
4. The sodium hypophosphite tail gas clean-up system according to claim 1, characterized in that: the top of the rotating shaft (4) is connected with the center of a driven wheel (14), the driven wheel (14) is in contact with a driving wheel (15), the center of the driving wheel (15) is connected with an output shaft of a servo motor (6), and the servo motor (6) is fixed at the top of the water washing tower (3) through a support (6.1).
5. The sodium hypophosphite tail gas clean-up system of claim 1, characterized in that: the bottom and the side part of the scraping rod (5) are both provided with bristles (17), a filter screen (18) is arranged at the position opposite to the side part of the scraping rod (5), and the position of the filter screen (18) is communicated with the water washing circulation pipeline (9).
6. The sodium hypophosphite tail gas clean-up system of claim 1, characterized in that: and a water replenishing pipeline (19) and a circulating pump (20) are arranged on the water washing circulating pipeline (9), and a valve is arranged on the water replenishing pipeline (19).
7. The sodium hypophosphite tail gas clean-up system according to claim 1, characterized in that: a sewage discharge pipeline (21) is arranged at the bottom of the water washing tower (3), and a valve is arranged on the sewage discharge pipeline (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221800008.2U CN218077047U (en) | 2022-07-13 | 2022-07-13 | Sodium hypophosphite tail gas clean-up system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221800008.2U CN218077047U (en) | 2022-07-13 | 2022-07-13 | Sodium hypophosphite tail gas clean-up system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218077047U true CN218077047U (en) | 2022-12-20 |
Family
ID=84480440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221800008.2U Active CN218077047U (en) | 2022-07-13 | 2022-07-13 | Sodium hypophosphite tail gas clean-up system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218077047U (en) |
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2022
- 2022-07-13 CN CN202221800008.2U patent/CN218077047U/en active Active
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