CN-224221091-U - Waste gas spray tower

Abstract

The utility model relates to the technical field of spray towers, in particular to an exhaust gas spray tower, wherein an air inlet is formed in the top of the spray tower, a spray mechanism is arranged in the spray tower, a spray pipe is arranged between two adjacent filter plates, a plurality of atomization nozzles are arranged on the spray pipe along the length direction, a liquid supply device is further arranged on the spray tower, the liquid supply device comprises an internal liquid supply pipe, a rotatable liquid supply seat is arranged on the way of the internal liquid supply pipe, the spray pipes are respectively arranged at two ends of the liquid supply seat, the other end of the spray pipe radially extends towards the inner wall of the spray tower, exhaust gas to be filtered enters the spray tower from the air inlet at the top of the spray tower, mixed liquid medicine sprayed by the spray mechanism positioned below the filter plates sequentially passes through the filter plates, and the spray pipe rotationally connected with the internal liquid supply pipe can transversely rotate in the spray tower through the liquid supply seat, so that the atomized liquid medicine sprayed by the spray pipe can cover more areas and be mixed with the passing exhaust gas, and the exhaust gas can be purified.

Inventors

• WU XIAOLING

Assignees

• 东莞市紫科环保设备有限公司

Dates

Publication Date

20260512

Application Date

20250403

Claims (9)

1. 1. The waste gas spray tower comprises a desulfurization tower, wherein an air inlet is formed in the top of the desulfurization tower, an air outlet is formed in the bottom of the desulfurization tower, a plurality of filtering plates for waste gas to pass through are arranged in the desulfurization tower at intervals, a spray mechanism is arranged in the desulfurization tower, a spray pipe is arranged between two adjacent filtering plates, and a plurality of atomizing nozzles are arranged on the spray pipe along the length direction.
2. 2. The flue gas spray tower according to claim 1, wherein the liquid supply device further comprises a liquid supply pump arranged outside the desulfurization tower and an external liquid supply pipe connected with a water outlet of the liquid supply pump, the top of the external liquid supply pipe is connected with a steering liquid supply pipe which is transversely arranged, and the inner end of the steering liquid supply pipe is connected with the top of the internal liquid supply pipe.
3. 3. The flue gas spray tower according to claim 2, wherein the center of the filter plate is provided with a center through hole for the inner liquid supply pipe to pass through, and a support seat for supporting the filter plate is arranged in the desulfurizing tower.
4. 4. The exhaust gas spray tower according to claim 1, wherein the inner liquid supply pipe is provided with a plurality of two-way flow rotary joints along the way interval, and the rotary joints are radially formed with lateral joints.
5. 5. The waste gas spray tower according to claim 4, wherein the rotary joint is sleeved with a liquid supply seat, a liquid supply cavity for flowing liquid is formed in the liquid supply seat, the lateral joint of the rotary joint is communicated with the liquid supply cavity in the liquid supply seat, and the inner end of the spray pipe is communicated with the liquid supply cavity in the liquid supply seat.
6. 6. The exhaust gas spray tower according to claim 5, wherein the bottom of the liquid supply cavity is provided with a support sleeve sleeved on the inner liquid supply pipe, a plurality of concave rolling grooves are formed at the top of the support sleeve, bottom guide balls are arranged in the rolling grooves, and the bottom surface of the liquid supply seat is in rolling fit with the bottom guide balls.
7. 7. The exhaust gas spray tower according to claim 1, wherein the swing mechanism comprises a driving groove formed in the inner side wall of the desulfurization tower, a driving gear transversely arranged is arranged in the driving groove, an arc-shaped driving rack is arranged at the outer end of the spray pipe, the driving rack is transversely aligned with the driving gear, and the driving rack is meshed with the driving gear for transmission.
8. 8. The exhaust gas spray tower according to claim 7, wherein the number of the driving grooves is plural, longitudinal axial grooves are formed in the inner side wall of the desulfurization tower, the axial grooves are communicated with the driving grooves, two adjacent driving grooves are longitudinally aligned, a rotatable driving shaft is arranged in each axial groove, and a driving gear positioned in each driving groove is sleeved on the driving shaft.
9. 9. The exhaust gas spray tower of claim 8, wherein more than one of the outer ends of the spray pipes are connected to the middle of the drive rack, wherein more than one of the outer ends of the spray pipes are connected to the left-hand end of the drive rack, and wherein more than one of the outer ends of the spray pipes are connected to the right-hand end of the drive rack.

Description

Waste gas spray tower Technical Field The utility model relates to the technical field of spray towers, in particular to an exhaust gas spray tower. Background The spray tower is a device for treating industrial waste gas, the industrial waste gas is a generic name of various pollutant-containing gases discharged into air in the combustion and production process of fuel in factories, the waste gas comprises carbon dioxide, carbon disulfide, hydrogen sulfide, fluoride, nitrogen oxide, chlorine, hydrogen chloride, carbon monoxide and the like, and the direct discharge of the waste gas into the air can greatly cause air pollution, so that the waste gas treatment is required before the discharge, and the waste gas can be discharged after reaching standards. The utility model provides a prior patent number CN 214159155U, a rotary spraying desulfurizing tower, the desulfurization case, desulfurizing tower bottom stores up the desulfurization liquid, the desulfurizing tower middle part is equipped with rotatable connecting pipe, the connecting pipe is by last spraying mechanism that is linked together with the connecting pipe of having set up the multiunit down, spraying mechanism includes a plurality of shower, one side of shower bottom is equipped with a plurality of spray holes, and the shower uses the connecting pipe to be central symmetry and distributes in the connecting pipe outside as the center, the connecting pipe bottom is equipped with fixed connection's bracing piece, bracing piece bottom and desulfurizing tower bottom swing joint are located intake pipe one side be equipped with a plurality of fixed connection's flabellum on the bracing piece, the effectual rotation of guaranteeing the connecting pipe to make the shower can realize rotatory spraying, make the shower distribute more evenly, guaranteed holistic desulfurization effect. The existing spray pipes are fixed in the desulfurizing tower, the spray pipes are radially fixedly arranged, the spray area is limited, the spray area is small, and the purifying effect is general. Disclosure of utility model The utility model aims to provide an exhaust gas spray tower aiming at the defects of the prior art. In order to achieve the above purpose, the technical scheme of the utility model is as follows: The waste gas spray tower comprises a desulfurizing tower, wherein an air inlet is formed in the top of the desulfurizing tower, an air outlet is formed in the bottom of the desulfurizing tower, a plurality of filtering plates for waste gas to pass through are arranged in the desulfurizing tower at intervals, a spraying mechanism is arranged in the desulfurizing tower, a spraying pipe is arranged between two adjacent filtering plates, a plurality of atomizing nozzles are arranged on the spraying pipe along the length direction, a liquid supply device is further arranged on the desulfurizing tower, the liquid supply device comprises an inner liquid supply pipe axially arranged on the desulfurizing tower, liquid supply seats capable of rotating are arranged on the inner liquid supply pipe along the way, the spraying pipes are respectively arranged at two ends of the liquid supply seats, the other ends of the spraying pipes radially extend to the inner wall of the desulfurizing tower, and a swinging mechanism matched with the spraying pipes is arranged on the side wall of the desulfurizing tower and can drive the liquid supply seats to be in running fit with the inner liquid supply pipes. The liquid supply device further comprises a liquid supply pump arranged outside the desulfurizing tower and an external liquid supply pipe connected with the water outlet of the liquid supply pump, wherein the top of the external liquid supply pipe is connected with a steering liquid supply pipe which is transversely arranged, and the inner end of the steering liquid supply pipe is connected with the top of the internal liquid supply pipe. Further, a central through hole for the internal liquid supply pipe to pass through is formed in the center of the filter plate, and a supporting seat for supporting the filter plate is arranged in the desulfurizing tower. Further, the inner liquid supply pipe is provided with a plurality of bidirectional flow type rotary joints at intervals along the way, and the rotary joints are radially provided with lateral joints. Further, a liquid supply seat is sleeved outside the rotary joint, a liquid supply cavity for liquid to flow is formed in the liquid supply seat, a lateral joint of the rotary joint is communicated with the liquid supply cavity in the liquid supply seat, and the inner end of the spray pipe is communicated with the liquid supply cavity in the liquid supply seat. Further, a supporting sleeve sleeved on the inner liquid supply pipe is arranged at the bottom of the liquid supply cavity, a plurality of concave rolling grooves are formed at the top of the supporting sleeve, bottom guide balls are arranged in the rolling grooves,