CN219682154U - Tail gas treatment device of diammonium phosphate production system - Google Patents

Abstract

The utility model discloses a tail gas treatment device of a diammonium phosphate production system, which belongs to the technical field of fertilizer production and comprises an exhaust gas purification chamber, an introduction frame, a fan A, an air inlet, an introduction frame, a water baffle, a fan B, an air suction port, an air outlet frame and a fixing frame. The atomized sodium hydroxide disinfectant provided by the utility model disinfects and purifies harmful gas carried in ammonia, performs large-area efficient disinfection treatment on ammonia, enables disinfectant wastewater to fall into a water accumulation tank from the bottom of the inner side of an exhaust gas purification chamber to be collected, and after the ammonia is disinfected and purified, a valve is opened by a worker, so that the disinfectant wastewater is led out from a water outlet to a water receiving disc to be collected, and the disinfectant wastewater is carried to other working sites by the worker to be treated.

Description

Tail gas treatment device of diammonium phosphate production system

Technical Field

The utility model relates to the field of fertilizer production, in particular to a tail gas treatment device of a diammonium phosphate production system.

Background

Chemical fertilizer production refers to a process of preparing elements such as nitrogen, phosphorus, potassium, calcium and the like into a fertilizer of nutrient elements required for crop growth by using a chemical or physical mode, and therefore, a diammonium phosphate production device is required.

According to the search, a patent number CN201922130223.0 is found, and the waste gas treatment device for the diammonium phosphate workshop is provided with a dust removing cylinder arranged before waste gas washing, wherein a basket in the dust removing cylinder is used for containing an activated carbon adsorbent, so that granular impurities such as ammonium phosphate suspended matters in waste gas are firstly adsorbed and removed, and then an orthophosphoric acid solution is added into the washing cylinder to adsorb toxic and harmful gases such as hydrogen phosphide, ammonia gas and the like, thereby solving the problem that the washing liquid of the conventional waste gas treatment device for the diammonium phosphate can adsorb suspended matters while treating waste gas, and further equipment is easy to damage and influence the treatment progress; the disadvantages are as follows:

when staff uses this kind of diammonium phosphate workshop exhaust gas treatment device to carry out purification treatment to the waste gas that produces when producing diammonium phosphate, waste gas passes the basket splendid attire active carbon adsorbent in the dust removal section of thick bamboo, adsorb particulate impurity such as the phosphorus ammonium suspended solid in the waste gas earlier and get rid of, then throw into orthophosphoric acid solution and adsorb poisonous and harmful gas such as hydrogen phosphide and ammonia, carry out purification treatment of waste gas, and when directly throwing into orthophosphoric acid solution to waste gas, throw into orthophosphoric acid solution to appointed position for orthophosphoric acid solution can not be fine disperse in waste gas, also can be lower to the adsorption efficiency of harmful gas in the waste gas.

Disclosure of Invention

The utility model aims at: in order to solve the problem that the purification treatment effect of the waste gas treatment device of the diammonium phosphate workshop is relatively poor, the tail gas treatment device of the diammonium phosphate production system is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a diammonium phosphate production system's tail gas treatment device, includes exhaust gas purification room, leading-in frame, fan A, income gas port, leading-out frame, fan B, induction port, frame and mount give vent to anger, exhaust gas purification room outer wall rear side fixed mounting has the mount, outer wall one end top embedding of exhaust gas purification room is provided with leading-in frame, leading-in frame inner wall one end fixed mounting has fan A, leading-in frame inner wall other end embedding is provided with into the gas port, and connects through the guide duct between fan A and the income gas port, and the fan A other end passes through the guide duct and be connected with the supporting reation kettle of external world, outer wall one end bottom embedding of exhaust gas purification room is provided with leads out the frame, lead-out frame outer wall one end fixed mounting has the breakwater, it has a plurality of to be the equidistant setting side by side of arc, lead-out frame inner wall one end fixed mounting has the fan B, lead-out frame inner wall other end embedding is provided with the induction port, lead-out frame outer wall top one end fixed mounting has the frame, and connect through the guide duct between air inlet, the inner side is provided with and carries out the inside to spray disinfectant to carry out the circulation mechanism that is harmful to the circulation to the disinfection to the inner side, can carry out the high-level disinfection mechanism of circulation in the exhaust gas purification room, the filtration is effective to the disinfection mechanism of the filtration.

The circulating disinfection mechanism comprises a servo motor, a water guide frame, an atomizing nozzle, a water inlet pipe, a sodium hydroxide disinfectant tank, a water pump, a water guide frame II, a water accumulation tank, a water outlet, a valve and a water receiving disc, wherein the servo motor is fixedly arranged at the front end of the inner wall of the waste gas purification chamber, the water guide frame is connected with the rear side of the servo motor through an output shaft, the rear side of the outer wall of the water guide frame is rotationally arranged at the rear side of the outer wall of the waste gas purification chamber through a sealing ring and a bearing, the atomizing nozzle is provided with a plurality of atomizing nozzles in an embedded manner and is arranged in parallel and encircling mode at equal intervals, the water inlet pipe is embedded in the rear side of the outer wall of the water guide frame, the sodium hydroxide disinfectant tank is fixedly arranged at the rear side of the outer wall of the water inlet pipe through the sealing ring and the bearing, the water pump is embedded into one end of the outer wall of the sodium hydroxide disinfectant tank, the water pump is connected with the water guide frame II through the water guide pipe, the bottom of the inner wall of the waste gas purification chamber is provided with a water accumulation tank, the water outlet is embedded into the outer wall of the water accumulation tank, the top of the water outlet is provided with the valve, the top of the water outlet is embedded into the outer wall of the water receiving disc, and the bottom of the water outlet is close to the outer side of the waste gas purification chamber.

The circulating adsorption filtering mechanism comprises a pressurizing air deflector, an air filter A, an air filter B, active carbon, a supporting frame, a fan and a dust screen, wherein the pressurizing air deflector is fixedly installed between the front end and the rear end in the middle of the inner wall of the guiding frame, the pressurizing air deflector is provided with a plurality of grooves which are arranged in parallel at equal intervals in a relative inclination mode, the left side and the right side of one end of the inner side of the guiding frame are slidably provided with the air filter A, the air filter A is connected with the guiding frame through bolts, one end of the outer wall of the air filter A is connected with the air filter B through bolts, active carbon is filled between the air filter A and the outer side of the air filter B, the supporting frame is fixedly installed at one end of the bottom of the inner wall of the guiding frame, the fan is rotatably arranged in the middle of the outer wall of the supporting frame, and the dust screen is fixedly installed at two ends of the outer wall of the supporting frame.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

this kind of diammonium phosphate production system's tail gas treatment device is through being provided with water guide frame and atomizer, can make the staff open servo motor and drive a plurality of atomizer of water guide frame outer wall and evenly rotate, and open the water pump and export into the intraductal with sodium hydroxide disinfectant in the sodium hydroxide disinfectant water tank from water guide frame two through the water guide pipe, after leading into the inside of water guide frame from the water inlet pipe other end, make sodium hydroxide disinfectant spout a large amount of atomizer disinfectant in a plurality of rotations to exhaust gas purification room inside the ammonia will be along exhaust gas purification room internal portion round, and fully contact with atomizing sodium hydroxide disinfectant, make atomizing sodium hydroxide disinfectant carry out disinfection and purification with the harmful gas that ammonia carried, improve and carry out the high-efficient surrounding contact of large tracts of land to ammonia and the harmful gas that carries, the effect of quick disinfection purification treatment.

Drawings

FIG. 1 is a schematic diagram of a schematic perspective view of an exhaust gas treatment apparatus of the present utility model;

FIG. 2 is a schematic diagram of a schematic cross-sectional front view of an exhaust gas treatment device according to the present utility model;

FIG. 3 is a schematic diagram of a schematic cross-sectional side view of an exhaust gas treatment device according to the present utility model;

FIG. 4 is a schematic diagram of a second enlarged construction of the embodiment A of FIG. 2 according to the present utility model.

The marks in the figure: 1. an exhaust gas purifying chamber; 101. an introduction rack; 102. a fan A; 103. an air inlet; 104. a guiding-out frame; 1041. a water baffle; 105. a pressurizing air deflector; 106. a fan B; 107. an air suction port; 108. an air outlet frame; 109. a fixing frame; 2. an air filter screen A; 201. an air filter screen B; 202. activated carbon; 3. a servo motor; 301. a water guide frame; 302. an atomizing nozzle; 303. a water inlet pipe; 4. a sodium hydroxide disinfectant tank; 401. a water pump; 402. a second water guide frame; 5. a water accumulation tank; 501. a water outlet; 502. a valve; 6. a water receiving tray; 7. damping telescopic rod; 701. a limiting block; 8. a limit groove; 9. a support frame; 901. a fan; 902. a dust-proof net.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the utility model, the following components are added:

embodiment one: referring to fig. 1-4, a tail gas treatment device of a diammonium phosphate production system comprises a waste gas purifying chamber 1, an introduction frame 101, a fan A102, an air inlet 103, an export frame 104, a water baffle 1041, a fan B106, an air suction port 107, an air outlet frame 108 and a fixing frame 109, wherein the fixing frame 109 is fixedly arranged at the rear side of the outer wall of the waste gas purifying chamber 1, the introduction frame 101 is embedded at the top of one end of the outer wall of the waste gas purifying chamber 1, the fan A102 is fixedly arranged at one end of the inner wall of the introduction frame 101, the air inlet 103 is embedded at the other end of the inner wall of the introduction frame 101, the fan A102 is connected with the air inlet 103 through an air guide pipe, the other end of the fan A102 is connected with an externally matched reaction kettle through the air guide pipe, the export frame 104 is embedded at the bottom of one end of the outer wall of the waste gas purifying chamber 1, the baffle 1041 is fixedly arranged at one end of the outer wall of the guiding frame 104, the guiding frame 104 is provided with a plurality of arc-shaped equidistant parallel arrangement, the fan B106 is fixedly arranged at one end of the inner wall of the guiding frame 104, the air suction port 107 is embedded at the other end of the inner wall of the guiding frame 104, the air outlet frame 108 is fixedly arranged at one end of the top of the outer wall of the guiding frame 104, the air suction port 107, the fan B106 and the air outlet frame 108 are connected through an air guide pipe, the inner side of the exhaust gas purifying room 1 is provided with a circulating disinfection mechanism which can spray disinfectant on a large scale for circulating disinfection treatment, and the inner side of the guiding frame 104 is provided with a circulating adsorption filtration mechanism which can carry out efficient filtration treatment on residual harmful gas in the disinfected exhaust gas.

Referring to fig. 1-3, further, the circulation disinfection mechanism is composed of a servo motor 3, a water guide frame 301, an atomization nozzle 302, a water inlet pipe 303, a sodium hydroxide disinfectant water tank 4, a water pump 401, a water guide frame two 402, a water accumulation tank 5, a water outlet 501, a valve 502 and a water receiving disc 6;

a servo motor 3 is fixedly arranged at the front end of the inner wall of the waste gas purifying chamber 1, a water guide frame 301 is connected to the rear side of the outer wall of the servo motor 3 through an output shaft, the rear side of the outer wall of the water guide frame 301 is rotatably arranged at the rear side of the outer wall of the waste gas purifying chamber 1 through a sealing ring and a bearing, a plurality of atomizing spray heads 302 are embedded in the outer wall of the water guide frame 301, water inlet pipes 303 are embedded in the rear side of the outer wall of the water guide frame 301, a water guide frame II 402 is rotatably arranged at the rear side of the outer wall of the water inlet pipes 303 through a sealing ring and a bearing, a sodium hydroxide disinfectant tank 4 is fixedly arranged at the top of the outer wall of the fixing frame 109, a water pump 401 is embedded in one end of the outer wall of the sodium hydroxide disinfectant tank 4, the water pump 401 is connected with the water guide frame II 402 through a water guide pipe, a water accumulating tank 5 is embedded in the bottom of the inner wall of the waste gas purifying chamber 1, a water outlet 501 is embedded in the bottom of the outer wall of the water accumulation tank 5, a valve 502 is embedded in the top of the outer wall of the water outlet 501, a water receiving disc 6 is arranged at the bottom of the outer side of the waste gas purification chamber 1 and close to the bottom of the outer side of the water outlet 501, when a worker uses a reaction kettle to produce a large amount of diammonium phosphate to enable the diammonium phosphate at high temperature to generate a large amount of ammonia gas, a fan A102 is opened, the ammonia gas is sucked into an air inlet 103 through an air guide pipe, and is guided out into the waste gas purification chamber 1 from the air inlet 103, the worker opens a servo motor 3 to drive a plurality of atomizing nozzles 302 on the outer wall of a water guide frame 301 to uniformly rotate, and opens a water pump 401 to guide the sodium hydroxide disinfectant in a sodium hydroxide disinfectant tank 4 into the water inlet 303 from a water guide frame two 402 through a water guide pipe, the method is characterized in that a large amount of atomized disinfectant is sprayed from the plurality of rotating atomized spray heads 302 into the waste gas purifying chamber 1, ammonia continuously surrounds the waste gas purifying chamber 1 and is fully contacted with the atomized sodium hydroxide disinfectant, so that the atomized sodium hydroxide disinfectant disinfects and purifies harmful gas carried in the ammonia, the ammonia is subjected to large-area efficient disinfection treatment, disinfectant wastewater falls into the water accumulating tank 5 from the bottom of the inner side of the waste gas purifying chamber 1 to be collected, after the ammonia is disinfected and purified, a valve 502 is opened by a worker, the disinfectant wastewater is led out from a water outlet 501 to be collected in a water receiving disc 6, and the disinfectant wastewater is carried to other working sites by the worker to be treated.

Referring to fig. 1-2, further, the circulating adsorption filtration mechanism is composed of a pressurizing air deflector 105, an air filter screen A2, an air filter screen B201, activated carbon 202, a supporting frame 9, a fan 901 and a dust screen 902;

a plurality of pressurizing air deflectors 105 are fixedly arranged between the front end and the rear end in the middle of the inner wall of the guiding-out frame 104, the pressurizing air deflectors 105 are arranged in a plurality, every two pressurizing air deflectors 105 are arranged in parallel at equal intervals in a relatively inclined mode, an air filter A2 is arranged on the left side and the right side of one end of the inner wall of the guiding-out frame 104 in a sliding mode, the air filter A2 is connected with the guiding-out frame 104 through bolts, an air filter B201 is connected with one end of the outer wall of the air filter A2 through bolts, an activated carbon 202 is filled between the air filter A2 and the outer side of the air filter B201, a supporting frame 9 is fixedly arranged at one end of the bottom of the inner wall of the guiding-out frame 104, a fan 901 is arranged in the middle of the outer wall of the supporting frame 9 in a rotating mode, dust-proof nets 902 are fixedly arranged at two ends of the outer wall of the supporting frame 9, when atomized sodium hydroxide disinfectant continuously surrounds the inside the waste gas purifying chamber 1 and contacts atomized sodium hydroxide disinfectant in a large area for full disinfection treatment, when a worker opens the blower fan B106 to suck the ammonia gas which reaches the emission standard after the disinfection and purification in the exhaust gas purifying chamber 1 into the guiding-out frame 104, then opens the blower fan 901 to blow the ammonia gas to pass through the activated carbon 202 filled between the first air filtering net A2 and the air filtering net B201, and flows along the plurality of pairs of inclined pressurizing air guiding plates 105 to the other end, a certain pressure strength is generated on the ammonia gas to accelerate the flow rate of the ammonia gas, and then the ammonia gas passes through the activated carbon 202 filled between the second air filtering net A2 and the air filtering net B201, so that a large amount of filled activated carbon 202 absorbs residual exhaust gas in the ammonia gas, the filtered ammonia gas which reaches the emission standard is guided out from the air outlet frame 108 to the outside through the air guiding pipe, the exhaust gas purifying chamber 1 filters the ammonia gas while effectively avoiding the influence of the ammonia gas after disinfection and purification on the surrounding air environment, when the worker needs to maintain the air filter A2 and the air filter B201, after screwing out the top bolts of the outer wall of the air filter A2, pulling the air filter A2 to slide out of the guiding-out frame 104, and then screwing the outer wall bolts of the air filter B201, pulling the air filter B201 to slide out of the air filter A2, taking out a large amount of invalid activated carbon between the air filter A2 and the air filter B201, after the worker maintains the air filter A2 and the air filter B201, filling a large amount of new activated carbon into the groove of the air filter A2, placing the air filter B201 outside the groove of the air filter A2, screwing in the bolt for fixing, taking the air filter A2 to slide into the inner top of the guiding-out frame 104, and screwing in the bolt for fixing between the guiding-out frame 104 and the air filter A2.

Referring to fig. 2-3, further, the fan a102, the fan B106, the servo motor 3, and the water pump 401 are all electrically connected with an external power supply through a control panel.

Example two

Referring to fig. 4, in the above technical solution, except for the technical solution that the air filter screen A2 and the guiding-out frame 104 are connected by bolts, in another embodiment, the top parts of two ends of the outer wall of the air filter screen A2 are fixedly provided with damping telescopic rods 7, the outer sides of the damping telescopic rods 7 are provided with springs in a matching way, the other ends of the outer wall of the damping telescopic rods 7 are fixedly provided with limiting blocks 701, two ends of the top part of the outer wall of the guiding-out frame 104, which are close to the outer side of the air filter screen A2, are fixedly provided with limiting grooves 8, the limiting blocks 701 are matched and slidingly arranged at the inner sides of the limiting grooves 8, when a worker needs to disassemble the air filter screen A2 and the air filter screen B201 to maintain, the limiting blocks 701 at the two ends are pushed to slide out of the limiting grooves 8, and after the damping telescopic rods 7 and the outer springs are driven to shrink, pulling the air filter A2 to slide out of the guiding-out frame 104, screwing out the outer wall bolt of the air filter B201, taking out a large amount of activated carbon filled in the groove of the air filter A2, maintaining the air filter A2 and the air filter B201, filling new activated carbon into the groove of the air filter A2, pushing the air filter B201 to slide into the groove of the air filter A2, screwing in the bolt for fixing, pressing the two end limiting blocks 701 by a worker, driving the damping telescopic rod 7 and the outer side spring to shrink, pushing the air filter A2 to slide into the top of the inner side of the guiding-out frame 104, loosening the limiting blocks 701, expanding the damping telescopic rod 7 and the outer side spring, driving the limiting blocks 701 to slide into the inner side of the limiting groove 8, and completing the limiting and fixing treatment of the air filter A2.

Working principle: firstly, when a worker uses a reaction kettle to produce a large amount of diammonium phosphate so that the diammonium phosphate at high temperature generates a large amount of ammonia, a fan A102 is turned on, the ammonia is sucked into an air inlet 103 through an air guide pipe, and is guided out into the waste gas purifying chamber 1 from the air inlet 103, meanwhile, the worker turns on a servo motor 3 to drive a plurality of atomizing nozzles 302 on the outer wall of a water guide frame 301 to rotate at uniform speed, a water pump 401 is turned on to guide the sodium hydroxide disinfectant in a sodium hydroxide disinfectant tank 4 into a water inlet 303 from a water guide frame II 402 through a water guide pipe, after the sodium hydroxide disinfectant is guided into the water guide frame 301 from the other end of the water inlet 303, the ammonia is continuously circulated along the waste gas purifying chamber 1 while a large amount of atomized disinfectant is sprayed out of the atomizing nozzles 302 in a plurality of rotation into the waste gas purifying chamber 1 and is fully contacted with the atomized sodium hydroxide disinfectant, the atomized sodium hydroxide disinfectant disinfects and purifies harmful gas carried in ammonia gas, carries out large-area high-efficiency disinfection treatment on the ammonia gas, and enables disinfectant wastewater to fall into a water accumulation tank 5 from the bottom of the inner side of an exhaust gas purifying chamber 1 to be collected, then a worker opens a fan B106 to suck the ammonia gas reaching the emission standard in the exhaust gas purifying chamber 1 into a guide frame 104, then opens a fan 901 to blow the ammonia gas to pass through active carbon 202 filled between a first air filter screen A2 and an air filter screen B201, and when the ammonia gas flows to the other end along a plurality of pairs of inclined pressurizing air deflectors 105, a constant pressure is generated on the ammonia gas to accelerate the flow speed of the ammonia gas, the ammonia gas passes through active carbon 202 filled between a second air filter screen A2 and the air filter screen B201 to enable a large amount of filled active carbon 202 to absorb residual exhaust gas in the ammonia gas, when the ammonia gas which reaches the emission standard after filtration is sucked into the air suction port 107 and guided out to the outside from the air outlet frame 108 through the air guide pipe, the waste gas purification chamber 1 effectively avoids the influence of the ammonia gas after disinfection and purification on the surrounding air environment, and when a worker needs to maintain the air filter A2 and the air filter B201, the worker takes the air filter A2 to slide out of the guide frame 104 after screwing out the top bolt of the outer wall of the air filter A2, and then the worker pulls the outer wall bolt of the air filter B201, pulls the air filter B201 to slide out from the outer side of the air filter A2, and takes out a large amount of invalid activated carbon between the air filter A2 and the air filter B201, and after the worker maintains the air filter A2 and the air filter B201, the worker fills a large amount of new activated carbon into the groove of the air filter A2, places the air filter B201 outside the groove of the air filter A2, and screws in the bolt for fixing, and then the worker takes the air filter A2 to slide into the top of the inner side of the guide frame 104, screws in the bolt fixing between the guide frame 104 and the air filter A2, and the worker opens the valve 502 again, so that the disinfectant is guided out from the water outlet 6, collected from the outer side of the air filter A2 and the disinfectant is carried by the worker to other places, and the disinfectant is processed by other places.

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, and alternatives falling within the spirit and principles of the utility model.

Claims (6)

1. The utility model provides a tail gas treatment device of diammonium phosphate production system, includes exhaust purification room (1), leading-in frame (101), fan A (102), income gas port (103), derives frame (104), breakwater (1041), fan B (106), induction port (107), frame (108) and mount (109) give vent to anger, exhaust purification room (1) outer wall rear side fixed mounting has mount (109), exhaust purification room (1) outer wall one end top embedding is provided with leading-in frame (101), leading-in frame (101) inner wall one end fixed mounting has fan A (102), leading-in frame (101) inner wall other end embedding is provided with income gas port (103), and is connected through the guide duct between fan A (102) and the income gas port (103), and the fan A (102) other end is connected with the reation kettle of external supporting through the guide duct, exhaust purification room (1) outer wall one end bottom embedding is provided with derives frame (104), derive frame (104) outer wall one end fixed mounting has breakwater (1041), derive frame (104) have a plurality of, just be the form parallel arrangement of leading-out frame (104), derive frame (104) inner wall (104) other end fixed mounting has an induction port (104) one end to give vent to anger, one end (104) is provided with an arc-shaped, and the air suction port (107), the fan B (106) and the air outlet frame (108) are connected through an air guide pipe, and the device is characterized in that: the inside of the waste gas purifying chamber (1) is provided with a circulating disinfection mechanism which can spray disinfectant on a large scale to carry out circulating disinfection treatment on waste gas, and the inside of the guide-out frame (104) is provided with a circulating adsorption filtering mechanism which can carry out high-efficiency filtering treatment on residual harmful gas in the disinfected waste gas.

2. A tail gas treatment device for a diammonium phosphate production system as recited in claim 1, wherein: the circulating disinfection mechanism consists of a servo motor (3), a water guide frame (301), an atomization nozzle (302), a water inlet pipe (303), a sodium hydroxide disinfectant water tank (4), a water pump (401), a water guide frame II (402), a water accumulation groove (5), a water outlet (501), a valve (502) and a water receiving disc (6);

the utility model discloses a waste gas purification room, including waste gas purification room (1), servo motor (3) inner wall front end fixed mounting has servo motor (3), servo motor (3) rear side has water guide frame (301) through the output shaft, water guide frame (301) outer wall embedding is provided with atomizer (302), water guide frame (301) outer wall rear side embedding is provided with water inlet pipe (303), water inlet pipe (303) outer wall rear side rotates through sealing washer and bearing and is provided with water guide frame two (402), mount (109) outer wall top fixed mounting has sodium hydroxide disinfectant tank (4), sodium hydroxide disinfectant tank (4) outer wall one end embedding is provided with water pump (401), waste gas purification room (1) inner wall bottom embedding is provided with ponding groove (5), ponding groove (5) outer wall bottom embedding is provided with delivery port (501), delivery port (501) outer wall top embedding is provided with valve (502), waste gas purification room (1) outside bottom is close to delivery port (501) outside bottom and is provided with water collector (6).

3. A tail gas treatment device for a diammonium phosphate production system as recited in claim 1, wherein: the circulating adsorption filtering mechanism consists of a pressurizing air deflector (105), an air filter screen A (2), an air filter screen B (201), active carbon (202), a supporting frame (9), a fan (901) and a dust screen (902);

the utility model discloses a dustproof dust-proof device for the automobile, including leading out frame (104) inner wall, leading out frame (104) inner wall between the front and back both ends fixed mounting have pressure boost aviation baffle (105), the left and right sides of leading out frame (104) inboard top one end all slides and is provided with airstrainer A (2), and pass through bolted connection between airstrainer A (2) and the leading out frame (104), airstrainer A (2) outer wall one end all has airstrainer B (201) through bolted connection, the packing is provided with active carbon (202) between airstrainer A (2) and airstrainer B (201) outside, leading out frame (104) inner wall bottom one end fixed mounting has support frame (9), the rotation is provided with fan (901) in the middle of support frame (9) outer wall, support frame (9) outer wall both ends all fixed mounting have dust screen (902).

4. A tail gas treatment device for a diammonium phosphate production system as recited in claim 2, wherein: the rear side of the outer wall of the water guide frame (301) is rotatably arranged on the rear side of the outer wall of the waste gas purifying chamber (1) through a sealing ring and a bearing, and a plurality of atomizing spray heads (302) are arranged in parallel and encircling mode at equal intervals.

5. A tail gas treatment device for a diammonium phosphate production system as recited in claim 2, wherein: the sodium hydroxide disinfectant water tank (4), the water pump (401) and the second water guide frame (402) are connected through a water guide pipe.

6. A tail gas treatment apparatus for a diammonium phosphate production system as recited in claim 3, wherein: the supercharging air deflectors (105) are arranged in a plurality, and every two supercharging air deflectors are arranged in parallel at equal intervals in a relatively inclined mode.