CN216703788U - Water-saving environment-friendly waste gas tower - Google Patents
Water-saving environment-friendly waste gas tower Download PDFInfo
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- CN216703788U CN216703788U CN202122890297.1U CN202122890297U CN216703788U CN 216703788 U CN216703788 U CN 216703788U CN 202122890297 U CN202122890297 U CN 202122890297U CN 216703788 U CN216703788 U CN 216703788U
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Abstract
The utility model discloses a water-saving environment-friendly waste gas tower, which comprises a first spray tower, a second spray tower and a third spray tower, wherein production line waste gas is introduced into an air inlet of the first spray tower and then passes through the second spray tower and the third spray tower to complete three times of spray purification, a first spray pipeline is arranged in the first spray tower, an outer discharge pipeline is led out from the first spray pipeline, a first electromagnetic overflow valve is arranged on the outer discharge pipeline, a second spray pipeline is arranged in the second spray tower, a raw water pipeline is arranged on the second spray tower, a flow regulating valve is arranged on the raw water pipeline, a purification pipeline connected to RO equipment is led out from the bottom of the second spray tower, a second electromagnetic overflow valve is arranged on the purification pipeline, a concentrated water port of the RO equipment is communicated with the first spray tower, a pure water port of the RO equipment is communicated with the third spray tower, a third spray pipeline is arranged in the third spray tower, a return pipeline communicated with the first spray tower is led out from the third spray tower, and a third electromagnetic overflow valve is arranged on the liquid return pipeline.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to a water-saving environment-friendly waste gas tower.
Background
The waste gas refers to toxic and harmful gas discharged by human in the production and living processes, particularly chemical plants, steel plants, pharmaceutical plants, coking plants, oil refineries and the like, the discharged waste gas has large smell and seriously pollutes the environment and influences the human health, so the waste gas can be discharged after being treated to reach the standard.
At present, most of dust-containing waste gas is treated by adopting a washing tower, and substances in the waste gas are dissolved and adsorbed by water or other washing liquid in the washing tower. The existing washing tower can generate a large amount of waste water during working, the water resource consumption is high, secondary pollution can be caused if the waste water is not treated, and the water treatment cost is high. Therefore, further optimization is required.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a water-saving type environmentally friendly waste gas tower, which can improve water saving rate, reduce water discharge amount, reduce water treatment cost, and ensure waste gas purification effect.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a water-saving environment-friendly waste gas tower comprises a first spray tower, a second spray tower and a third spray tower which are connected in sequence, wherein production line waste gas is introduced into an air inlet of the first spray tower and then passes through the second spray tower and the third spray tower to complete three times of spray purification, a first spray pipeline leading from the bottom of the tower to a high-level spray head is arranged in the first spray tower, an outer discharge pipeline connected with a waste water treatment system is led out from the first spray pipeline, a first electromagnetic overflow valve is arranged on the outer discharge pipeline, a second spray pipeline leading from the bottom of the tower to the high-level spray head is arranged in the second spray tower, a raw water pipeline for supplementing raw water into the tower is arranged on the second spray tower, a flow regulating valve is arranged on the raw water pipeline, a purification pipeline connected to RO equipment is led out from the bottom of the second spray tower, a second electromagnetic overflow valve is arranged on the purification pipeline, a thick water port of the RO equipment is communicated to the first spray tower through a thick water pipeline, a pure water port of the RO equipment is communicated to a third spray tower through a pure water pipeline, a third spray pipeline leading from the bottom of the tower to a high-level spray head is arranged in the third spray tower, a liquid return pipeline communicated to the first spray tower is led out of the third spray pipeline, and a third electromagnetic overflow valve is arranged on the liquid return pipeline.
In particular, the water production rate of RO plants does not exceed 50%.
Particularly, the concentration of concentrated water entering the first spray tower is lower than that of circulating water returning from the third spray tower to the first spray tower.
Particularly, each electromagnetic overflow valve is automatically opened when the high liquid level of spray water in the corresponding spray tower is high, and is closed when the low liquid level is low.
Particularly, the air outlet of the third spray tower is connected with the discharge tower.
In conclusion, the water-saving environment-friendly waste gas tower has the beneficial effects that the water-saving environment-friendly waste gas tower is provided with the multiple stages of spray towers, and the spray towers are connected through pipelines, so that the cyclic utilization of spray water is realized, the waste gas and the spray water fully act, the water consumption and the water discharge are effectively reduced, the normal operation of all stages of spray towers is ensured, the waste gas purification effect is ensured, the water treatment cost is reduced, and the water-saving environment-friendly waste gas tower is water-saving.
Drawings
Fig. 1 is a schematic structural diagram of a water-saving environmentally friendly waste gas tower according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar parts throughout or parts having the same or similar functions. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediary, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature being in contact not directly but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1, the preferred embodiment provides a water-saving environmental-friendly waste gas tower, which includes a first spray tower 1, a second spray tower 2 and a third spray tower 3 connected in sequence, wherein the waste gas from the production line is introduced into the gas inlet of the first spray tower 1, and then passes through the second spray tower 2 and the third spray tower 3 to complete the three-time spray purification.
Wherein, be provided with in the first spray column 1 and lead to the first spray pipe 4 to high-order shower head department from the bottom of the tower, the outer discharge pipe 5 of connecting wastewater treatment system is drawn forth on the first spray pipe 4, is provided with first electromagnetic overflow valve 6 on the outer discharge pipe 5.
The second spray tower 2 is provided with a second spray pipeline 7 leading from the bottom of the tower to a high-level spray header, the second spray tower 2 is provided with a raw water pipeline 8 supplementing raw water into the tower, the raw water pipeline 8 is provided with a flow regulating valve 9, the bottom of the second spray tower 2 is led with a purification pipeline 10 connected to an RO device 12, the purification pipeline 10 is provided with a second electromagnetic overflow valve 11, a thick water port of the RO device 12 is communicated to the first spray tower 1 through a thick water pipeline 13, a pure water port of the RO device 12 is communicated to the third spray tower 3 through a pure water pipeline 14, and the water yield of the RO device 12 at the position is not required to be very high and can reach 50%.
The RO facility 12, i.e., a reverse osmosis facility, is a purified pure water that has been subjected to a predetermined index by passing raw water through a fine filter, a granular activated carbon filter, a compressed activated carbon filter, etc., then pressurizing the raw water by a pump, and converting water of a relatively high concentration into water of a low concentration by a reverse osmosis membrane (RO membrane), and isolating a large amount of impurities mixed into the water, such as industrial pollutants, heavy metals, bacteria, viruses, etc., from the water.
A third spray pipeline 15 leading from the bottom of the tower to a high-position spray header is arranged in the third spray tower 3, a liquid return pipeline 16 communicated with the first spray tower 1 is led out of the third spray pipeline 15, a third electromagnetic overflow valve 17 is arranged on the liquid return pipeline 16, and an air outlet of the third spray tower 3 is connected with a discharge tower 18.
It should be noted that the concentration of the concentrated water entering the first spray tower 1 needs to be lower than the concentration of the circulating water returning from the third spray tower 3 to the first spray tower 1, so as to avoid affecting the first-stage spraying effect.
In addition, each electromagnetic overflow valve is automatically opened when the high liquid level of spray water in the corresponding spray tower is high, and is closed when the low liquid level is low.
The practical use shows that the waste gas tower structure can save water by 40-50%, reduce the water discharge amount by 40%, save water and protect environment.
In conclusion, the water-saving environment-friendly waste gas tower is provided with the multiple stages of spray towers, and the spray towers are connected through pipelines, so that the cyclic utilization of spray water is realized, the waste gas and the spray water fully act, the water consumption and the water discharge are effectively reduced, the normal operation of all stages of spray towers is ensured, the waste gas purification effect is ensured, the water treatment cost is reduced, and the water-saving environment-friendly waste gas tower is water-saving and environment-friendly.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but is capable of various modifications and changes without departing from the spirit and scope of the utility model, which are intended to be within the scope of the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. A water-saving environment-friendly waste gas tower is characterized by comprising a first spray tower, a second spray tower and a third spray tower which are connected in sequence, wherein waste gas generated in a production line is introduced into a gas inlet of the first spray tower and then passes through the second spray tower and the third spray tower to complete three times of spray purification,
a first spray pipeline leading from the bottom of the tower to a high-level spray header is arranged in the first spray tower, an external discharge pipeline connected with a wastewater treatment system is led out of the first spray pipeline, a first electromagnetic overflow valve is arranged on the external discharge pipeline,
the second spray tower is internally provided with a second spray pipeline leading from the bottom of the tower to a high-position spray header, the second spray tower is provided with a raw water pipeline for supplementing raw water into the second spray tower, the raw water pipeline is provided with a flow regulating valve, the bottom of the second spray tower is led with a purification pipeline connected to RO equipment, the purification pipeline is provided with a second electromagnetic overflow valve, a concentrated water port of the RO equipment is communicated to the first spray tower through a concentrated water pipeline, a pure water port of the RO equipment is communicated to the third spray tower through a pure water pipeline,
and a third spray pipeline leading from the bottom of the tower to a high-position spray header is arranged in the third spray tower, a liquid return pipeline communicated to the first spray tower is led out of the third spray pipeline, and a third electromagnetic overflow valve is arranged on the liquid return pipeline.
2. A water-saving environmentally friendly waste gas tower as claimed in claim 1, wherein: the water yield of the RO device does not exceed 50%.
3. A water-saving environmentally friendly waste gas tower as claimed in claim 1, wherein: the concentration of the concentrated water entering the first spray tower is lower than that of circulating water returning from the third spray tower to the first spray tower.
4. A water-saving environmentally friendly waste gas tower as claimed in claim 1, wherein: each electromagnetic overflow valve is automatically opened when the high liquid level of spray water in the corresponding spray tower is high, and is closed when the low liquid level is low.
5. A water-saving environmentally friendly waste gas tower as claimed in claim 1, wherein: and the gas outlet of the third spray tower is connected with the discharge tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122890297.1U CN216703788U (en) | 2021-11-22 | 2021-11-22 | Water-saving environment-friendly waste gas tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122890297.1U CN216703788U (en) | 2021-11-22 | 2021-11-22 | Water-saving environment-friendly waste gas tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216703788U true CN216703788U (en) | 2022-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122890297.1U Active CN216703788U (en) | 2021-11-22 | 2021-11-22 | Water-saving environment-friendly waste gas tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216703788U (en) |
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2021
- 2021-11-22 CN CN202122890297.1U patent/CN216703788U/en active Active
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