CN214051129U - Spray tower for VOC waste gas treatment - Google Patents
Spray tower for VOC waste gas treatment Download PDFInfo
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- CN214051129U CN214051129U CN202023086579.8U CN202023086579U CN214051129U CN 214051129 U CN214051129 U CN 214051129U CN 202023086579 U CN202023086579 U CN 202023086579U CN 214051129 U CN214051129 U CN 214051129U
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- circulating water
- spray
- gas treatment
- tower body
- moisturizing
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Abstract
The utility model belongs to the technical field of the VOC exhaust-gas treatment, concretely relates to spray column for VOC exhaust-gas treatment, comprising a tower body, the top of tower body is equipped with the gas outlet, the lower part is equipped with the air inlet, the bottom is equipped with the outlet, outlet and circulating water pond intercommunication, circulating water pond and circulating water pump's inlet tube intercommunication, circulating water pump's play water end passes through the drain pipe and is connected with the spray set in the tower body, the spray set below is equipped with the packing layer, the packing layer below is equipped with the guide plate, the spray set top is equipped with air current equipartition ware and defroster in proper order, be equipped with level gauge and pH sensor in the circulating water pond, be equipped with clear water entry and liquid medicine entry on the circulating water pond, clear water entry and moisturizing pipe connection, be equipped with the moisturizing valve on the moisturizing pipe, the liquid medicine entry is connected with the moisturizing jar through the moisturizing pump. The utility model discloses purifying effect is good, efficient, and structural design is reasonable, and area is little, and degree of automation is high, can avoid spraying liquid and supply untimely, has improved the stability of spray column.
Description
Technical Field
The utility model belongs to the technical field of VOC exhaust-gas treatment, concretely relates to spray column for VOC exhaust-gas treatment.
Background
The VOC waste gas that industrial production discharged often produces harmful effects to environment and human health, should take purification measure to handle before discharging into the atmosphere, and the spray column is the equipment of a wide application in exhaust-gas treatment, and the theory of operation of spray column is: the spray liquid is pressurized by a water pump at the bottom of the spray tower and is sprayed down in the tower through a nozzle; waste gas is introduced into the purification tower through the fan air pipe, the waste gas and the spraying liquid are in full gas-liquid two-phase contact through the packing layer, neutralization reaction is carried out for purification, and liquid after the neutralization reaction flows back to the liquid storage tank at the bottom of the tower for recycling. Although the traditional spray tower has mature and reliable technology, the effect is often unsatisfactory in the actual operation process, the outstanding performance is that the automation degree of equipment is too low, equipment is often damaged because no special person is on duty in the daily use process, and especially when acid and alkali are needed for spraying, the treatment efficiency is often low or even no effect is achieved because acid and alkali cannot be supplemented in time.
SUMMERY OF THE UTILITY MODEL
The technical problem that this practicality will be solved is: overcome prior art's not enough, provide a VOC spray column for exhaust-gas treatment, structural design is reasonable, purifies absorption efficiency height, and area is little, and degree of automation is high.
The utility model discloses an adopt following technical scheme to realize:
VOC is spray column for exhaust-gas treatment, including the tower body, the top of tower body is equipped with the gas outlet the tower body lower part is equipped with the air inlet the bottom of tower body is equipped with the outlet, outlet and circulating water pond intercommunication, circulating water pond and circulating water pump's inlet tube intercommunication, circulating water pump's play water end passes through the drain pipe and is connected with the spray set in the tower body, and the spray set below is equipped with the packing layer, and the packing layer below is equipped with the guide plate, and the spray set top is equipped with air current equipartition ware and defroster in proper order, is equipped with level gauge and pH sensor in the circulating water pond, is equipped with clear water entry and liquid medicine entry on the circulating water pond, clear water entry and moisturizing pipe connection are equipped with the moisturizing valve on the moisturizing pipe, and the liquid medicine entry is connected with the moisturizing jar through the moisturizing pump.
And a filter device is arranged at the communication position of the water inlet pipe of the circulating water pump and the circulating water tank.
The spraying device is composed of a main water pipe, water distribution pipes and spray heads, the water distribution pipes are communicated with the two sides of the main water pipe, the spray heads are arranged on the water distribution pipes, and the spray heads are rotatable spray heads, so that the spraying is more uniform, and the spraying efficiency is improved.
Be equipped with a plurality of water conservancy diversion pieces on the guide plate, water conservancy diversion piece upper portion sets up towards tower body axis slope, can guide waste gas to the axis direction gathering of tower body.
A filter layer is arranged between the circulating water tank and the guide plate.
The liquid level meter is electrically connected with the water replenishing valve, when the liquid level in the circulating water tank is too low and reaches a set low liquid level, the water replenishing valve can be controlled to be opened to replenish water into the circulating water tank through the control system, and when the liquid level reaches a set high liquid level, the water replenishing valve is controlled to be closed to stop replenishing water.
The pH sensor is electrically connected with the medicine replenishing pump, and along with the consumption of the spraying neutralization reaction, when the pH sensor detects that the pH value of the spraying liquid in the water tank reaches a set value, the medicine replenishing pump can be controlled to be opened by the control system, the liquid in the medicine replenishing tank can be replenished into the circulating water tank, the pH value of the spraying liquid is adjusted, and when the pH value reaches the set value, the medicine replenishing pump is controlled to be closed.
Be equipped with agitating unit in the benefit medicine jar, can make the liquid of replenishment more even.
Compared with the prior art, this practical beneficial effect as follows:
the utility model discloses purifying effect is good, efficient, and structural design is reasonable, and area is little, and degree of automation is high, can avoid spraying liquid and supply untimely, has improved the stability of spray column.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the spraying device of the present invention;
in the figure: 1. a tower body; 2. an air outlet; 3. a demister; 4. an airflow uniform distributor; 5. a spraying device; 6. a filler layer; 7. a baffle; 8. a flow deflector; 9. an air inlet; 10. a filter layer; 11. a liquid level meter; 12. a pH sensor; 13. a water replenishing valve; 14. A water replenishing pipe; 15. a medicine supplement pump; 16. a medicine supplement tank; 17. a stirring device; 18. a liquid medicine inlet; 19. a clear water inlet; 20. a circulating water tank; 21. a water outlet; 22. a filtration device; 23. a water circulating pump; 24. a drain pipe; 25. a main water pipe; 26. a water diversion pipe; 27. and (4) a spray head.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-2, the spray tower for VOC exhaust-gas treatment comprises a tower body 1, wherein a gas outlet 2 is arranged at the top of the tower body 1, a gas inlet 9 is arranged at the lower part of the tower body 1, a water outlet 21 is arranged at the bottom of the tower body 1, the water outlet 21 is communicated with a circulating water tank 20, the circulating water tank 20 is communicated with a water inlet pipe of a circulating water pump 23, the water outlet end of the circulating water pump 23 is connected with a spray device 5 in the tower body 1 through a water outlet pipe 24, a packing layer 6 is arranged below the spray device 5, a guide plate 7 is arranged below the packing layer 6, an air flow distributor 4 and a demister 3 are sequentially arranged above the spray device 5, a liquid level meter 11 and a pH sensor 12 are arranged in the circulating water tank 20, a clear water inlet 19 and a liquid medicine inlet 18 are arranged on the circulating water tank 20, the clear water inlet 19 is connected with a water replenishing pipe 14, and a water replenishing valve 13 is arranged on the water replenishing pipe 14, the liquid level meter 11 is electrically connected with a water replenishing valve 13, the liquid medicine inlet 18 is connected with a medicine replenishing tank 16 through a medicine replenishing pump 15, the pH sensor 12 is electrically connected with the medicine replenishing pump 15, and a stirring device 17 is arranged in the medicine replenishing tank 16.
A filter 22 is arranged at the connection part of the water inlet pipe of the circulating water pump 23 and the circulating water tank 20.
The spraying device 5 consists of a main water pipe 25, a plurality of water distribution pipes 26 and spray heads 27, wherein the water distribution pipes 26 are communicated with two sides of the main water pipe 25, the spray heads 27 are arranged on the water distribution pipes 26, and the spray heads 27 are all rotatable spray heads.
A plurality of flow deflectors 8 are arranged on the flow deflector 7, and the upper parts of the flow deflectors 8 are obliquely arranged towards the central axis of the tower body 1.
A filter layer 10 is arranged between the circulating water tank 20 and the guide plate 7.
Of course, the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the embodiments of the present invention. The present invention is not limited to the above examples, and the technical field of the present invention is equivalent to the changes and improvements made in the actual range of the present invention, which should be attributed to the patent coverage of the present invention.
Claims (8)
1. The utility model provides a VOC is spray column for exhaust-gas treatment, includes tower body (1), the top of tower body (1) is equipped with gas outlet (2) tower body (1) lower part is equipped with air inlet (9), its characterized in that: a water outlet (21) is arranged at the bottom of the tower body (1), the water outlet (21) is communicated with a circulating water pool (20), the utility model discloses a tower body, including circulating water tank (20), circulating water pump (23), the outlet end of circulating water pump (23) passes through drain pipe (24) and is connected with spray set (5) in tower body (1), spray set (5) below is equipped with packing layer (6), packing layer (6) below is equipped with guide plate (7), spray set (5) top is equipped with air current equipartition ware (4) and defroster (3) in proper order, be equipped with level gauge (11) and pH sensor (12) in circulating water tank (20), be equipped with clear water entry (19) and liquid medicine entry (18) on circulating water tank (20), clear water entry (19) are connected with moisturizing pipe (14), be equipped with moisturizing valve (13) on moisturizing pipe (14), liquid medicine entry (18) are connected with moisturizing jar (16) through moisturizing pump (15).
2. The spray tower for VOC exhaust gas treatment according to claim 1, wherein: a filter device (22) is arranged at the communication position of the water inlet pipe of the circulating water pump (23) and the circulating water tank (20).
3. The spray tower for VOC exhaust gas treatment according to claim 1, wherein: spray set (5) comprise main water pipe (25), distributive pipe (26) and shower nozzle (27), and the both sides intercommunication of a plurality of distributive pipes (26) and main water pipe (25), on distributive pipe (26) was located in a plurality of shower nozzles (27), shower nozzle (27) are rotatable shower nozzle.
4. The spray tower for VOC exhaust gas treatment according to claim 1, wherein: a plurality of flow deflectors (8) are arranged on the flow deflector (7), and the upper parts of the flow deflectors (8) are obliquely arranged towards the central axis of the tower body (1).
5. The spray tower for VOC exhaust gas treatment according to claim 1, wherein: a filter layer (10) is arranged between the circulating water tank (20) and the guide plate (7).
6. The spray tower for VOC exhaust gas treatment according to claim 1, wherein: the liquid level meter (11) is electrically connected with the water replenishing valve (13).
7. The spray tower for VOC exhaust gas treatment according to claim 1, wherein: the pH sensor (12) is electrically connected with the drug supplementing pump (15).
8. The spray tower for VOC exhaust gas treatment according to claim 1, wherein: a stirring device (17) is arranged in the medicine supplementing tank (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023086579.8U CN214051129U (en) | 2020-12-18 | 2020-12-18 | Spray tower for VOC waste gas treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023086579.8U CN214051129U (en) | 2020-12-18 | 2020-12-18 | Spray tower for VOC waste gas treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214051129U true CN214051129U (en) | 2021-08-27 |
Family
ID=77409695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023086579.8U Active CN214051129U (en) | 2020-12-18 | 2020-12-18 | Spray tower for VOC waste gas treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214051129U (en) |
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2020
- 2020-12-18 CN CN202023086579.8U patent/CN214051129U/en active Active
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