CN224077143U - Sewage treatment device of spray tower - Google Patents

Abstract

The utility model discloses a spray tower sewage treatment device which comprises a mounting frame, a spray tower body, a sewage treatment box and a mounting round frame, wherein the spray tower body is fixedly mounted on the mounting frame, a first rotating shaft is mounted in the center of the spray tower body, the bottom end of the first rotating shaft is connected with a servo motor output end, spoilers are symmetrically and fixedly mounted on the first rotating shaft, the sewage treatment box is mounted on the mounting frame, a second rotating shaft is mounted in the center of the sewage treatment box, a plurality of mounting seats are fixedly mounted on the inner wall of the sewage treatment box, a mounting shaft sleeve is fixedly mounted in the mounting round frame, the second rotating shaft is sleeved in the mounting shaft sleeve, and a filter screen is fixedly mounted in the mounting round frame. The novel sewage treatment device has the beneficial effects that the novel sewage treatment device is provided with the spraying tower body, the sewage treatment box and the filter screen, so that the impurities which are filtered and blocked on the filter screen can be automatically cleaned on the premise of not adding an additional motor, a user does not need to manually and frequently detach and clean the novel sewage treatment device, and the novel sewage treatment device is more convenient and efficient to use and has stronger practicability.

Description

Sewage treatment device of spray tower

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a spray tower sewage treatment device.

Background

The spray tower is used as a treatment device for treating environment-friendly waste gas, and is divided into a circulating water spray tower, an alkali liquor spray tower and an acid liquor spray tower according to the working principle, wherein the spray tower has the main functions of treating waste gas, removing pollutants in the waste gas through a spray medium, and when dust-containing waste gas passes through the spray tower, the spray medium in the tower body is contacted with the waste gas, and the pollutants in the waste gas are removed through a neutralization reaction or water bath washing mode, so that the spray tower can produce certain sewage during working, and the spray tower is required to be provided with a corresponding sewage treatment device for enabling a water body to be recycled, reducing water resource consumption.

The prior art discloses an exhaust gas treatment spray device with the application number of CN202321307659.2, when the exhaust gas treatment spray device is used, sewage generated after spraying can be pumped into a circulating water tank through a first water pump and a first water suction pipe to carry out impurity filtering treatment, and then the treated sewage can be circularly sprayed for use, but the sewage containing impurities is easy to be blocked and equipment to fail through the first water pump and the first water suction pipe, a filter screen in the circulating water tank needs a user to manually detach the blocked impurities on the filter screen after filtering the sewage for a period of time, the operation is complex, the working intensity of the user is increased, the working efficiency of equipment is reduced, the practicability is more general, and aiming at the defects of the utility model, a spray tower sewage treatment device is provided by a person in the field.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a spray tower sewage treatment device which has the advantages of being more convenient and efficient to use and stronger in practicability, and further solving the problems in the background technology, and can realize automatic cleaning of impurities which are filtered and blocked on a filter screen without adding an additional motor.

(II) technical scheme

In order to realize the advantages that the filter screen is convenient and efficient to use and has stronger practicability, the filter screen is automatically cleaned on the premise that an additional motor is not added, and a user is not required to manually and frequently detach and clean the filter screen, and the specific technical scheme adopted by the filter screen is as follows: the utility model provides a spray column sewage treatment plant, includes the mounting bracket, sprays body of a tower, sewage treatment case and installation circle frame, fixed mounting has the body of a spray tower on the mounting bracket, and sprays body of a tower central authorities and install first pivot to first pivot bottom is connected with servo motor output, symmetrical fixed mounting has the spoiler in the first pivot, install sewage treatment case on the mounting bracket, and sewage treatment case central authorities install the second pivot, sewage treatment incasement wall fixed mounting has a plurality of mount pad, fixed mounting has the installation axle sleeve in the installation circle frame, and cup jointed the second pivot in the installation axle sleeve to fixed mounting has the filter screen in the installation circle frame, installation circle frame and mount pad correspond on and set up the installation screw, and install the screw in the twist joint have the mounting bolt, install the sewage pipe between spray body of a tower inner chamber bottom and the sewage treatment case inner chamber intercommunication, fixed mounting has first bevel gear in the first pivot, fixed mounting has the second bevel gear in the second pivot, and second bevel gear and first intermeshing, symmetrical mounting has filter screen and brush one side of brush fixed mounting and brush one side of brush cleaning.

Further, communicating pipe is installed to spray the body of a tower inner chamber, and communicates on communicating pipe and install a plurality of shower to a plurality of shower head is installed to the shower bottom, communicating pipe one end intercommunication is connected with the inlet tube that runs through the body of a tower lateral wall that sprays, and installs the water valve on the inlet tube, and installs the three-way pipe on the inlet tube, circulating water pipe is installed to sewage treatment box inner chamber intercommunication, and circulating water pipe one end intercommunication connection three-way pipe, and installs circulating water pump on the circulating water pipe, the even fixed mounting of second pivot one end has a plurality of neutralization puddler, the liquid feeding pipe is installed to sewage treatment box inner chamber one side intercommunication, and sewage treatment box inner wall fixed mounting has the PH sensor.

Furthermore, a wiper plate is fixedly arranged on one side of the spoiler, and the wiper plate is abutted against the inner wall of the spraying tower body.

Furthermore, one side of the bottom of the inner cavity of the spray tower body is communicated and connected with an air inlet pipe, and the top of the inner cavity of the spray tower body is communicated and provided with an air outlet pipe.

Further, a sludge discharge pipe is arranged at the bottom of the inner cavity of the sewage treatment tank in a communicated manner, and a sewage discharge valve is arranged on the sludge discharge pipe.

Furthermore, the part of the first rotating shaft, which is positioned in the inner cavity of the spraying tower body, is symmetrically and fixedly provided with a mud scraping plate, and the bottom surface of the mud scraping plate is abutted with the bottom surface of the inner cavity of the spraying tower body.

Further, a control panel is arranged on the mounting frame and is electrically connected with the servo motor, the circulating water pump, the water valve, the blow-down valve and the PH sensor.

(III) beneficial effects

Compared with the prior art, the utility model provides a spray tower sewage treatment device, which has the following beneficial effects:

(1) The utility model is provided with a spray tower body, a sewage treatment box and a filter screen, a spray tower body is fixedly arranged on a mounting frame, a first rotating shaft is arranged in the center of the spray tower body, the bottom end of the first rotating shaft is connected with an output end of a servo motor, a spoiler is symmetrically and fixedly arranged on the first rotating shaft, a wiper blade is fixedly arranged on one side of the spoiler and is abutted against the inner wall of the spray tower body, waste gas to be treated is led into the inner cavity of the spray tower body through an air inlet pipe when the utility model is used, then the servo motor is started to drive the first rotating shaft and the spoiler to rotate so as to disturb the led waste gas, meanwhile, a water valve is opened to lead spray liquid into a communicating pipe arranged in the inner cavity of the spray tower body through a plurality of spray pipes and spray heads communicated with the communicating pipe, finally, the spray liquid is utilized to wash and neutralize impurities and harmful substances in the waste gas, the sewage treatment tank is arranged on the mounting frame, the second rotating shaft is arranged in the center of the sewage treatment tank, a plurality of neutralization stirring rods are fixedly arranged on the second rotating shaft, a plurality of mounting seats are fixedly arranged on the inner wall of the sewage treatment tank, a mounting shaft sleeve is fixedly arranged in the mounting circular frame, the second rotating shaft is sleeved in the mounting shaft sleeve, a filter screen is fixedly arranged in the mounting circular frame, the mounting circular frame can be arranged on the mounting seats through mounting bolts and mounting screw holes, a sewage pipe is arranged between the bottom of the inner cavity of the spraying tower body and the inner cavity of the sewage treatment tank in a communicating manner, sewage generated by waste gas treatment in the inner cavity of the spraying tower body can be led into the inner cavity of the sewage treatment tank through the sewage pipe, filtering impurities are filtered through the plurality of the filter screens in the arrangement, on the other hand, a first bevel gear is fixedly arranged on the first rotating shaft in the arrangement, the second bevel gear is fixedly installed on the second rotating shaft, the second bevel gear is meshed with the first bevel gear, so that the first rotating shaft can drive the second rotating shaft to rotate when rotating, the brush frame is symmetrically and fixedly installed on the second rotating shaft, the cleaning brush is fixedly installed on one side of the brush frame, the cleaning brush is driven by the second rotating shaft to clean impurities blocked on the filter screen, the cleaned dirt can be intensively led out and cleaned through opening a blow-down valve on the mud pipe, and accordingly the spray tower sewage treatment device can automatically clean the filtered and blocked impurities on the filter screen on the premise that an additional motor is not added, the user does not need to manually and frequently detach and clean the filter screen, and the spray tower sewage treatment device is more convenient and efficient to use and higher in practicability.

(2) The utility model is provided with the neutralization stirring rod, the liquid adding pipe and the circulating water pipe, as described above, the sewage in the inner cavity of the sewage treatment tank can be filtered through a plurality of filter screens to remove the impurities, the PH sensor is arranged in the inner cavity of the sewage treatment tank, the PH value of the sewage after the filtration and the impurity removal can be detected by utilizing the PH sensor, a user can add a certain amount of acid liquor or alkali liquor into the inner cavity of the sewage treatment tank through the liquid adding pipe according to the chemical property of the treated waste gas, so that the sewage treatment tank has the effect of washing the waste gas again, then the circulating water pump is started to pump the treated sewage into the water inlet pipe again through the circulating water pipe and the three-way pipe, and the sewage enters the communicating pipe, the spray pipe and the spray header again through the water inlet pipe for recycling, so that the water resource consumption of the spray tower is effectively reduced, and the practicability is stronger.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a spray tower sewage treatment apparatus according to an embodiment of the present utility model;

FIG. 2 is an enlarged view at A of FIG. 1 according to an embodiment of the present utility model;

FIG. 3 is an enlarged view at B of FIG. 1 according to an embodiment of the present utility model;

FIG. 4 is a perspective view of a mounting round frame and a filter screen of a spray tower sewage treatment device according to an embodiment of the present utility model;

Fig. 5 is a perspective view of a neutralization stirring rod of a spray tower sewage treatment device according to an embodiment of the present utility model.

In the figure:

1. The device comprises a mounting frame, 2, a first rotating shaft, 3, a spraying tower body, 4, an air inlet pipe, 5, a wiper blade, 6, a spoiler, 7, a communicating pipe, 8, an air outlet pipe, 9, a servo motor, 10, a sewage pipe, 11, a sludge discharge pipe, 12, a neutralization stirring rod, 13, a sewage treatment box, 14, a PH sensor, 15, a second rotating shaft, 16, a liquid adding pipe, 17, a circulating water pump, 18, a circulating water pipe, 19, a water valve, 20, a tee pipe, 21, a water inlet pipe, 22, a spray head, 23, a spray pipe, 24, a first bevel gear, 25, a second bevel gear, 26, a wiper blade, 27, a mounting seat, 28, a mounting bolt, 29, a mounting round frame, 30, a filter screen, 31, a brush frame, 32, a cleaning brush, 33, a blow-down valve, 34, a mounting screw hole, 35 and a mounting shaft sleeve.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the utility model, a spray tower sewage treatment device is provided.

The utility model will now be further described with reference to the accompanying drawings and the detailed description, as shown in fig. 1-5, a spray tower sewage treatment device according to the embodiment of the utility model comprises a mounting frame 1, a spray tower body 3, a sewage treatment tank 13 and a circular mounting frame 29, wherein the spray tower body 3 is fixedly mounted on the mounting frame 1, a first rotating shaft 2 is mounted at the center of the spray tower body 3, the bottom end of the first rotating shaft 2 is connected with the output end of a servo motor 9, a spoiler 6 is symmetrically and fixedly mounted on the first rotating shaft 2, the sewage treatment tank 13 is mounted on the mounting frame 1, a second rotating shaft 15 is mounted at the center of the sewage treatment tank 13, a plurality of mounting seats 27 are fixedly mounted on the inner wall of the sewage treatment tank 13, a mounting shaft sleeve 35 is fixedly mounted in the circular mounting frame 29, the second rotating shaft 15 is sleeved in the mounting shaft sleeve 35, and a filter screen 30 is fixedly mounted in the circular mounting frame 29, the installation circle frame 29 and the installation seat 27 are correspondingly provided with the installation screw holes 34, the installation screw holes 34 are internally screwed with the installation bolts 28, the sewage pipe 10 is installed between the bottom of the inner cavity of the spray tower body 3 and the inner cavity of the sewage treatment box 13 in a communicated manner, the first bevel gear 24 is fixedly installed on the first rotating shaft 2, the second bevel gear 25 is fixedly installed on the second rotating shaft 15, the second bevel gear 25 and the first bevel gear 24 are meshed with each other, the brush frame 31 is symmetrically and fixedly installed on the second rotating shaft 15, the cleaning brush 32 is fixedly installed on one side of the brush frame 31, the cleaning brush 32 is abutted against one side of the filter screen 30, the automatic cleaning of the impurities blocked by the filter screen 30 is realized on the premise that an additional motor is not added, the manual frequent disassembly and cleaning of a user are not needed, the use is more convenient and efficient, and the practicability is stronger.

In one embodiment, communicating pipe 7 is installed to spray column body 3 inner chamber, and communicate on communicating pipe 7 and install a plurality of shower 23, and a plurality of shower head 22 is installed to shower 23 bottom surface, communicating pipe 7 one end intercommunication is connected with the inlet tube 21 that runs through spray column body 3 lateral wall, and install water valve 19 on the inlet tube 21, and install three-way pipe 20 on the inlet tube 21, circulating pipe 18 is installed to sewage treatment case 13 inner chamber intercommunication, and circulating pipe 18 one end intercommunication is connected three-way pipe 20, and install circulating water pump 17 on the circulating pipe 18, evenly fixed mounting has a plurality of neutralization puddler 12 in second pivot 15 one end, liquid feeding pipe 16 is installed to sewage treatment case 13 inner chamber one side intercommunication, and sewage treatment case 13 inner wall fixed mounting has PH sensor 14, the effectual water resource consumption who reduces the spray column that reduces has been played, the practicality is stronger.

In one embodiment, the wiper blade 5 is fixedly arranged on one side of the spoiler 6, and the wiper blade 5 is abutted against the inner wall of the spraying tower body 3, so that the effect of preventing impurities in sewage from adhering to the inner wall of the spraying tower body 3 is achieved.

In one embodiment, one side of the bottom of the inner cavity of the spray tower body 3 is communicated and connected with an air inlet pipe 4, and the top of the inner cavity of the spray tower body 3 is communicated and provided with an air outlet pipe 8, so that the waste gas is treated after being sprayed and washed.

In one embodiment, the bottom of the inner cavity of the sewage treatment tank 13 is communicated with and provided with a sludge discharge pipe 11, and the sludge discharge pipe 11 is provided with a drain valve 33, so that the cleaned sewage can be guided out intensively and cleaned by opening the drain valve 33 on the sludge discharge pipe 11.

In one embodiment, the part of the first rotating shaft 2 positioned in the inner cavity of the spray tower body 3 is symmetrically and fixedly provided with the scraping plates 26, and the bottom surfaces of the scraping plates 26 are abutted against the bottom surface of the inner cavity of the spray tower body 3, so that the effect of preventing impurity sludge from accumulating at the bottom of the inner cavity of the spray tower body 3 is achieved.

In one embodiment, the mounting frame 1 is provided with a control panel, and the control panel is electrically connected with the servo motor 9, the circulating water pump 17, the water valve 19, the drain valve 33 and the PH sensor 14, and the control panel control circuit can be implemented by simple programming of those skilled in the art, and is only used and not modified, so that the control mode and circuit connection will not be described in detail.

The utility model is provided with a spray tower body 3, The sewage treatment tank 13 and the filter screen 30 are fixedly arranged on the arranged mounting frame 1, the spray tower body 3 is fixedly arranged at the center of the spray tower body 3, the first rotating shaft 2 is arranged at the bottom end of the first rotating shaft 2 and is connected with the output end of the servo motor 9, the spoiler 6 is symmetrically and fixedly arranged on the arranged first rotating shaft 2, the wiper blade 5 is fixedly arranged at one side of the spoiler 6 and is abutted against the inner wall of the spray tower body 3, waste gas to be treated is led into the inner cavity of the spray tower body 3 through the air inlet pipe 4 when in use, then the servo motor 9 is started to drive the first rotating shaft 2 and the spoiler 6 to rotate so as to disturb the led waste gas, meanwhile, the water valve 19 is opened to lead spray liquid into the communicating pipe 7 arranged in the inner cavity of the spray tower body 3 through the water inlet pipe 21 and finally be sprayed into the inner cavity of the spray tower body 3 through the plurality of spray pipes 23 and the spray heads 22 which are communicated with the communicating pipe 7, the waste gas treatment tank 13 is arranged on the arranged mounting frame 1 by utilizing the spray liquid to wash and neutralize impurities and harmful substances in the waste gas, the second rotating shaft 15 is arranged in the center of the waste gas treatment tank 13, a plurality of neutralization stirring rods 12 are fixedly arranged on the second rotating shaft 15, a plurality of mounting seats 27 are fixedly arranged on the inner wall of the arranged waste gas treatment tank 13, a mounting shaft sleeve 35 is fixedly arranged in the mounting round frame 29, the second rotating shaft 15 is sleeved in the mounting shaft sleeve 35, a filter screen 30 is fixedly arranged in the mounting round frame 29, the arranged mounting round frame 29 can be arranged on the mounting seat 27 through a mounting bolt 28 and a mounting screw hole 34, a waste gas pipe 10 is arranged between the bottom of the inner cavity of the arranged spray tower body 3 and the inner cavity of the waste gas treatment tank 13 in a communicating manner, waste gas generated by the waste gas treatment of the inner cavity of the spray tower body 3 can be led into the inner cavity of the waste gas treatment tank 13 through the waste gas pipe 10, the filter screen 30 is used for filtering and removing impurities, on the other hand, the first bevel gear 24 is fixedly arranged on the first rotating shaft 2, the second bevel gear 25 is fixedly arranged on the second rotating shaft 15, and the second bevel gear 25 and the first bevel gear 24 are meshed with each other, so that the second rotating shaft 15 can be driven to rotate when the first rotating shaft 2 rotates, the brush frame 31 is symmetrically and fixedly arranged on the second rotating shaft 15, a cleaning brush 32 is fixedly arranged on one side of the brush frame 31, when the second rotating shaft 15 drives the cleaning brush 32, impurities blocked on the filter screen 30 can be cleaned, and the cleaned dirty can be guided out and cleaned in a concentrated manner by opening the blow-off valve 33 on the mud discharging pipe 11, so that the automatic cleaning of the filtered and blocked impurities on the filter screen 30 can be realized on the premise of not increasing an additional motor in the spray tower sewage treatment device, a user does not need to manually and frequently disassemble and clean, the filter screen is more convenient and efficient to use, and has stronger practicability, and the filter screen is provided with the neutralizing stirring rod 12, The liquid adding pipe 16 and the circulating water pipe 18, as described above, the sewage in the inner cavity of the sewage treatment tank 13 can be filtered through the plurality of filter screens 30 to remove the impurities contained in the sewage, the PH sensor 14 is installed in the inner cavity of the sewage treatment tank 13, the PH value of the sewage after the filtered impurities is detected by the PH sensor 14, a user can add a certain amount of acid liquor or alkali liquor into the inner cavity of the sewage treatment tank 13 through the liquid adding pipe 16 according to the chemical property of the treated waste gas, so that the sewage treatment tank has the effect of washing the waste gas again, then the circulating water pump 17 is started to pump the treated sewage into the water inlet pipe 21 again through the circulating water pipe 18 and the three-way pipe 20, the sewage enters the communicating pipe 7 again through the water inlet pipe 21, The spray pipe 23 and the spray header 22 are recycled, so that the water resource consumption of the spray tower is effectively reduced, and the practicability is higher.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, or indirectly connected through an intermediate medium, and may be a communication between two elements or an interaction relationship between two elements, unless explicitly specified otherwise, and it will be understood by those of ordinary skill in the art that the above terms are in specific terms of the present utility model as appropriate.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (7)

1. The utility model provides a spray tower sewage treatment device, includes mounting bracket (1), sprays body of a tower (3), sewage treatment case (13) and installation circle frame (29), its characterized in that, fixed mounting has spray body of a tower (3) on mounting bracket (1), and spray body of a tower (3) central authorities install first pivot (2) to first pivot (2) bottom is connected with servo motor (9) output, symmetrical fixed mounting has spoiler (6) on first pivot (2), install sewage treatment case (13) on mounting bracket (1), and sewage treatment case (13) central authorities install second pivot (15), sewage treatment case (13) inner wall fixed mounting has a plurality of mount pad (27), install circle frame (29) internal fixation and have installation axle sleeve (35), and install axle sleeve (35) endotheca and connect second pivot (15) to install circle frame (29) internal fixation and install servo motor (9) output, install installation screw (34) on installation circle frame (29) and mount pad (27) correspond, and install in installing screw (34) and install filter screen (28) and install between inner chamber (10) and shower body of a tower (10), the novel cleaning device is characterized in that a first bevel gear (24) is fixedly installed on the first rotating shaft (2), a second bevel gear (25) is fixedly installed on the second rotating shaft (15), the second bevel gear (25) is meshed with the first bevel gear (24), a brush frame (31) is symmetrically and fixedly installed on the second rotating shaft (15), a cleaning brush (32) is fixedly installed on one side of the brush frame (31), and the cleaning brush (32) is abutted to one side of the filter screen (30).

2. The spray tower sewage treatment device according to claim 1, wherein the communicating pipe (7) is installed in the inner cavity of the spray tower body (3), a plurality of spray pipes (23) are installed on the communicating pipe (7) in a communicating mode, a plurality of spray heads (22) are installed on the bottom surface of the spray pipes (23), a water inlet pipe (21) penetrating through the side wall of the spray tower body (3) is connected with one end of the communicating pipe (7) in a communicating mode, a water valve (19) is installed on the water inlet pipe (21), a three-way pipe (20) is installed on the water inlet pipe (21), a circulating water pipe (18) is installed in the inner cavity of the sewage treatment tank (13) in a communicating mode, the three-way pipe (20) is connected with one end of the circulating water pipe (18) in a communicating mode, a circulating water pump (17) is installed on the circulating water pipe (18), a plurality of neutralizing stirring rods (12) are evenly and fixedly installed on one end of the second rotating shaft (15), a liquid adding pipe (16) is installed on one side of the inner cavity of the sewage treatment tank (13), and a PH sensor (14) is fixedly installed on the inner wall of the sewage treatment tank (13).

3. The spray tower sewage treatment device according to claim 1, wherein a wiper blade (5) is fixedly arranged on one side of the spoiler (6), and the wiper blade (5) is abutted against the inner wall of the spray tower body (3).

4. The spray tower sewage treatment device according to claim 1, wherein an air inlet pipe (4) is connected to one side of the bottom of the inner cavity of the spray tower body (3), and an air outlet pipe (8) is arranged at the top of the inner cavity of the spray tower body (3).

5. The spray tower sewage treatment device according to claim 1, wherein a sludge discharge pipe (11) is arranged at the bottom of the inner cavity of the sewage treatment tank (13) in a communicated manner, and a sewage discharge valve (33) is arranged on the sludge discharge pipe (11).

6. The spray tower sewage treatment device according to claim 1, wherein the first rotating shaft (2) is symmetrically and fixedly provided with a scraping plate (26) at the inner cavity part of the spray tower body (3), and the bottom surface of the scraping plate (26) is abutted against the bottom surface of the inner cavity of the spray tower body (3).

7. The spray tower sewage treatment device according to claim 1, wherein the mounting frame (1) is provided with a control panel, and the control panel is electrically connected with the servo motor (9), the circulating water pump (17), the water valve (19), the blow-down valve (33) and the PH sensor (14).