CN211837231U

CN211837231U - Novel pneumatic spiral-flow type spray tower

Info

Publication number: CN211837231U
Application number: CN202020329400.8U
Authority: CN
Inventors: 陈家强
Original assignee: Foshan Hengyue Environmental Protection Engineering Co ltd
Current assignee: Foshan Hengyue Environmental Protection Engineering Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-11-03
Anticipated expiration: 2030-03-17

Abstract

The utility model belongs to the exhaust-gas treatment field, especially, novel pneumatic spiral-flow type's spray column, acid mist waste gas is abundant inadequately in with the air in to current spray column, and absorption liquid and acid mist waste gas contact are inhomogeneous, and inconvenient gas after handling simultaneously collects the problem of inspection, now proposes following scheme, and it includes the tower body, the upper end intercommunication of tower body has the outlet duct, the intercommunication has the intake pipe on the annular lateral wall that the outlet duct was kept away from to the tower body, be equipped with in the top of the tower of tower body and remove the fog layer, be located be equipped with first packing layer and second packing layer in the tower body under removing the fog layer, be located all install the whirl board in the tower body under first packing layer and the second packing layer. The utility model discloses the practicality is good for acid mist waste gas is more abundant in the spray column and in the air, and absorption liquid and acid mist waste gas contact are more even, thereby has improved absorption efficiency greatly, and the inspection is collected to the gas after the convenience is handled.

Description

Novel pneumatic spiral-flow type spray tower

Technical Field

The utility model relates to a waste gas treatment technical field especially relates to a novel pneumatic spiral-flow type's spray column.

Background

Spray towers are a type of treatment equipment that finds large-scale application in exhaust gas treatment. Generally, a spray tower is composed of a tower body, a spray nozzle for spraying liquid, a circulating water tank and a filler. The waste gas of a common spray tower is introduced into the tower body through a gas inlet pipe, the waste gas and sodium hydroxide absorption liquid are subjected to gas-liquid two-phase full contact absorption neutralization reaction through a packing layer, the acid mist waste gas is purified and then enters a gas outlet pipe after being dehydrated and demisted by a demisting layer, the absorption liquid is pressurized by a water pump at the tower bottom and then is sprayed at the tower top, and finally, the absorption liquid flows back to the tower bottom for recycling. But acid mist waste gas is not abundant in current spray column neutralization air, and the absorption liquid is inhomogeneous with the contact of acid mist waste gas, and the air pH value of emission is not up to standard to, in the use, alkali lye uses extravagantly, causes the manufacturing cost increase of enterprise, and inconvenient gas after handling simultaneously collects the inspection.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that acid mist waste gas is insufficient in the spray tower and the air in the prior art, the absorption liquid is not uniformly contacted with the acid mist waste gas, and the gas after treatment is inconvenient to collect the defect of inspection simultaneously, and the novel pneumatic spiral-flow type spray tower is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel pneumatic spiral-flow type spray tower comprises a tower body, wherein an outlet pipe is communicated with the upper end of the tower body, an air inlet pipe is communicated with the annular side wall of the tower body, which is far away from the outlet pipe, a defogging layer is arranged in the tower top of the tower body, a first packing layer and a second packing layer are arranged in the tower body, which is positioned under the defogging layer, spiral-flow plates are arranged in the tower body, which is positioned under the first packing layer and the second packing layer, spray pipes are arranged in the tower body, which is positioned under the first packing layer and the second packing layer, a plurality of spray heads are uniformly and equidistantly arranged on the pipe wall of each spray pipe, the input ends of the two spray pipes penetrate through the annular side wall of the tower body and extend outwards, and are communicated with a vertically arranged division pipe, the lower end of the division pipe is communicated with an obliquely arranged connecting pipe, the water tank is fixedly connected to the tower body, a water pump is installed on the water tank, the output end of the water pump is communicated with the water inlet pipe, a mounting hole is formed in the rear side of the air outlet pipe, an air guide pipe is fixedly connected into the mounting hole, an air pump is fixedly connected to the rear side of the tower body, the bottom end of the air guide pipe is fixedly connected with an air inlet of the air pump, a gas collecting pipe is fixedly connected to the air outlet of the air pump, a bottom plate is arranged below the gas collecting pipe, a gas collecting bottle is fixedly connected to the top of the bottom plate, a bottle plug is clamped at the top opening of the gas collecting bottle, a first hole and a second hole are formed in the top of the bottle plug, the gas collecting pipe is in sealing contact with the first hole, vertical plates are welded to two sides of the top of the bottom plate, two fixing plates are fixedly connected, the cardboard has the cardboard in the downthehole slidable mounting of cardboard, and the draw-in groove has all been seted up to one side that two fixed plates are close to each other, and cardboard and draw-in groove looks cartridge dress, two traction holes have been seted up at the top of bottom plate, and slidable mounting has the traction plate in the traction hole, and it has same articulated slab to articulate between traction plate and the corresponding cardboard, and the bottom welding of two traction plates has same arm-tie, and the welding has a plurality of springs between arm-tie and the.

Preferably, the pipe orifices of the spray pipe and the shunt pipe are fixedly connected with connecting flanges, and the spray pipe and the shunt pipe are connected through the connecting flanges and a plurality of bolts.

Preferably, valves are symmetrically arranged on the wall of the shunt pipe relative to the first packing layer.

Preferably, the tower body is provided with observation ports at positions corresponding to the spray pipes.

Preferably, the tower body is made of a stainless steel material.

Preferably, the position department that is close to the tower bottom on the tower body is equipped with the access hole, install the access door on the access hole.

In the utility model, the acid mist waste gas reaches the tower body through the air inlet pipe, the water suction pump is started, the absorption liquid enters the spray pipe through the water inlet pipe, the connecting pipe and the shunt pipe in sequence and is uniformly sprayed out by the spray head, so that the absorption liquid and the acid mist waste gas are fully neutralized, the arrangement of the rotational flow plate is that the tower plate blade is like a fixed windmill blade, the airflow generates rotation and centrifugal motion when passing through the blade, the absorption liquid is uniformly distributed to each blade through the middle blind plate to form a thin liquid layer, the thin liquid layer and the airflow upwards rotate to form rotation and centrifugal effects, the fine liquid drops are sprayed out, the fine liquid drops are fully contacted with the waste gas after being thrown out, the airflow and the absorption liquid do relative motion in the tower, and a water film with large surface area is formed at the structural part of the rotational flow tower plate, thereby greatly improving the absorption efficiency, and leading the acid mist waste gas in the spray tower and in, the absorption liquid contacts with acid mist waste gas more evenly, improve its absorption efficiency, when the gas after needs are handled is collected the inspection, start the air pump, the air pump will be followed the outlet duct combustion gas and inhaled from the air duct, and lead-in to the gas collecting bottle from the gas collecting pipe, the air of gas collecting bottle bottom is discharged through the second hole, until the gas after will handling is collected and is accomplished, then the pulling arm-tie, the pulling arm-tie stretches the spring, the pulling arm-tie drives the articulated slab and rotates, the articulated slab drives the cardboard and removes, make the cardboard shift out the draw-in groove, the bottom plate is pulled this moment, make the gas collecting pipe shift out from first hole, then plug up first hole and second hole, accomplish the collection of back gas, send the gas of collecting to the inspection department to inspect afterwards and examine.

The utility model discloses the practicality is good for acid mist waste gas is more abundant in the spray column and in the air, and absorption liquid and acid mist waste gas contact are more even, thereby has improved absorption efficiency greatly, and the inspection is collected to the gas after the convenience is handled.

Drawings

Fig. 1 is a schematic structural view of a novel pneumatic spiral-flow type spray tower provided by the present invention;

fig. 2 is a top view of a swirl plate of a novel pneumatic swirl spray tower according to the present invention;

fig. 3 is a schematic rear view of the novel pneumatic spiral-flow spray tower of the present invention;

fig. 4 is a schematic structural view of a portion a in fig. 3.

In the figure: 1. a tower body; 2. an air outlet pipe; 3. an air inlet pipe; 4. a demisting layer; 5. a first filler layer; 6. a second packing layer; 7. a swirl plate; 8. a shower pipe; 9. a spray head; 10. a shunt tube; 11. a connecting pipe; 12. a water inlet pipe; 13. a water tank; 14. a water pump; 15. a valve; 16. a viewing port; 17. an access hole; 18. an air duct; 19. an air pump; 20. a gas collecting pipe; 21. a base plate; 22. a gas collection bottle; 23. a bottle stopper; 24. a vertical plate; 25. a fixing plate; 26. a baffle plate; 27. clamping a plate; 28. a traction plate; 29. a hinge plate; 30. pulling a plate; 31. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a novel pneumatic spiral-flow type spray tower comprises a tower body 1, an air outlet pipe 2 is communicated with the upper end of the tower body 1, an air inlet pipe 3 is communicated with the annular side wall of the tower body 1 far away from the air outlet pipe, a defogging layer 4 is arranged in the tower top of the tower body 1, a first packing layer 5 and a second packing layer 6 are arranged in the tower body 1 under the defogging layer 4, spiral-flow plates 7 are arranged in the tower body 1 under the first packing layer 5 and the second packing layer 6, spray pipes 8 are arranged in the tower body 1 above the first packing layer 5 and the second packing layer 6, a plurality of spray heads 9 are uniformly and equidistantly arranged on the pipe wall of each spray pipe 8 far away from the defogging layer 4, the input ends of the two spray pipes 8 penetrate through the annular side wall of the tower body 1 and extend outwards and are communicated with a vertically arranged shunt pipe 10, the lower end of the shunt, the other end of the connecting pipe 11 is communicated with a water inlet pipe 12, a water tank 13 is fixedly connected to the tower body 1, a water pump 14 is installed on the water tank 13, the output end of the water pump 14 is communicated with the water inlet pipe 12, a mounting hole is formed in the rear side of the air outlet pipe 2, an air guide pipe 18 is fixedly connected in the mounting hole, an air pump 19 is fixedly connected to the rear side of the tower body 1, the bottom end of the air guide pipe 18 is fixedly connected with the air inlet of the air pump 19, an air collecting pipe 20 is fixedly connected to the air outlet of the air pump 19, a bottom plate 21 is arranged below the air collecting pipe 20, a gas collecting bottle 22 is fixedly connected to the top of the bottom plate 21, a bottle plug 23 is clamped at the opening of the top of the gas collecting bottle 22, a first hole and a second hole are formed in the top of the bottle plug 23, the gas collecting pipe 20 is in sealing contact with the, the top of riser 24 contacts with the bottom of baffle 26, the cardboard hole has been seted up on riser 24, the downthehole slidable mounting of cardboard has cardboard 27, the draw-in groove has all been seted up to one side that two fixed plates 25 are close to each other, cardboard 27 and draw-in groove looks card dress, two traction holes have been seted up at the top of bottom plate 21, slidable mounting has traction plate 28 in the traction hole, it has same articulated plate 29 to articulate between traction plate 28 and the corresponding cardboard 27, the bottom welding of two traction plates 28 has same arm-tie 30, the welding has a plurality of springs 31 between arm-tie 30 and the bottom plate 21.

In this embodiment, the equal fixedly connected with flange in the mouth of pipe of shower 8 and shunt tubes 10, shower 8 and shunt tubes 10 pass through flange and a plurality of bolted connection, the connection and the dismantlement of shower 8 and shunt tubes 10 of being convenient for.

In this embodiment, the valves 15 are symmetrically installed on the wall of the shunt tube 10 with respect to the first packing layer 5, so as to prevent the absorption liquid from entering the spray tube 8.

In this embodiment, the tower body 1 is provided with the observation ports 16 at positions corresponding to the spray pipes 8, so that the spraying conditions of the spray pipes 8 can be observed conveniently.

In this embodiment, the tower body 1 is made of stainless steel, so as to prevent the tower body 1 from rusting and affecting the service life of the tower body 1.

In this embodiment, the position department that is close to the tower bottom on the tower body 1 is equipped with access hole 17, installs the access door on the access hole 17, the maintenance of the interior equipment of tower body 1 of being convenient for.

In the utility model, when in use, the acid mist waste gas reaches the tower body 1 through the air inlet pipe 3, the water suction pump 14 is started, the absorption liquid enters the spray pipe 8 through the water inlet pipe 12, the connecting pipe 11 and the shunt pipe 10 in sequence and is uniformly sprayed out by the spray head 9, so that the absorption liquid and the acid mist waste gas are fully neutralized, the rotational flow plate 7 is arranged, the tower plate blades are fixed windmill blades, the air flow generates rotation and centrifugal motion when passing through the blades, the absorption liquid is uniformly distributed to each blade through the middle blind plate to form a thin liquid layer, the thin liquid layer and the upward rotating air flow form rotation and centrifugal effects, the fine liquid drops are sprayed, the fine liquid drops are fully contacted with the waste gas after being thrown out, the air flow and the absorption liquid do relative motion in the tower, and a water film with large surface area is formed at the structural part of the rotational flow tower plate, thereby greatly improving the absorption efficiency, and leading the acid mist, when the treated gas needs to be collected and tested, the air pump 19 is started, the air pump 19 is powered by mains supply, the air pump 19 is controlled by a control switch, the air pump 19 sucks the gas discharged from the gas outlet pipe 2 from the gas guide pipe 18 and guides the gas into the gas collecting bottle 22 from the gas collecting pipe 20, the air at the bottom of the gas collecting bottle 22 is discharged through the second hole until the treated gas is collected, then the pulling plate 30 is pulled, the pulling plate 30 stretches the spring 31, the pulling plate 30 drives the traction plate 28 to move, the traction plate 28 drives the hinged plate 29 to rotate, the hinged plate 29 drives the clamping plate 27 to move, the clamping plate 27 is moved out of the clamping groove, the bottom plate 21 is pulled at the moment, the gas collecting pipe 20 is moved out of the first hole, then the first hole and the second hole are blocked, the collected gas is collected, and then the collected gas is sent to a testing place to be tested, the operation is simple and convenient.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel pneumatic spiral-flow type spray tower comprises a tower body (1) and is characterized in that an air outlet pipe (2) is communicated with the upper end of the tower body (1), an air inlet pipe (3) is communicated with the annular side wall, away from the air outlet pipe, of the tower body (1), a defogging layer (4) is arranged in the tower top of the tower body (1), a first packing layer (5) and a second packing layer (6) are arranged in the tower body (1) under the defogging layer (4), spiral-flow plates (7) are arranged in the tower body (1) under the first packing layer (5) and the second packing layer (6), spray pipes (8) are arranged in the tower body (1) above the first packing layer (5) and the second packing layer (6), a plurality of spray nozzles (9) are uniformly and equidistantly arranged on the pipe wall, away from the defogging layer (4), of the spray pipes (8), the input ends of the two spraying pipes (8) penetrate through the annular side wall of the tower body (1) and extend outwards, the two spraying pipes are communicated with a vertically arranged shunt pipe (10), the lower end of the shunt pipe (10) is communicated with a connecting pipe (11) which is obliquely arranged, the other end of the connecting pipe (11) is communicated with a water inlet pipe (12), the tower body (1) is fixedly connected with a water tank (13), a water suction pump (14) is installed on the water tank (13), the output end of the water suction pump (14) is communicated with the water inlet pipe (12), the rear side of the air outlet pipe (2) is provided with a mounting hole, an air guide pipe (18) is fixedly connected in the mounting hole, the rear side of the tower body (1) is fixedly connected with an air pump (19), the bottom end of the air guide pipe (18) is fixedly connected with an air inlet of the air pump (19), the air outlet of the air pump (, the top of the bottom plate (21) is fixedly connected with a gas collecting bottle (22), the top opening of the gas collecting bottle (22) is clamped with the bottle plug (23), the top of the bottle plug (23) is provided with a first hole and a second hole, the gas collecting pipe (20) is in sealing contact with the first hole, the two sides of the top of the bottom plate (21) are welded with vertical plates (24), the rear side of the tower body (1) is fixedly connected with two fixing plates (25), the top of one side, close to each other, of the two fixing plates (25) is fixedly connected with a baffle (26), the top of the vertical plate (24) is in contact with the bottom of the baffle (26), the vertical plate (24) is provided with a clamping plate hole, a clamping plate (27) is slidably mounted in the clamping plate hole, one side, close to each other, of the two fixing plates (25) is provided with a clamping groove, the top of the bottom plate (, the same hinged plate (29) is hinged between the traction plate (28) and the corresponding clamping plate (27), the same pulling plate (30) is welded at the bottom of the two traction plates (28), and a plurality of springs (31) are welded between the pulling plate (30) and the bottom plate (21).

2. A novel pneumatic spiral-flow type spray tower according to claim 1, characterized in that the nozzles of the spray pipe (8) and the flow dividing pipe (10) are fixedly connected with a connecting flange, and the spray pipe (8) and the flow dividing pipe (10) are connected with a plurality of bolts through the connecting flange.

3. A novel pneumatic spiral-flow type spray tower according to claim 1, characterized in that valves (15) are symmetrically arranged on the wall of the flow dividing pipe (10) relative to the first packing layer (5).

4. A novel pneumatic spiral-flow type spray tower according to claim 1, characterized in that a viewing port (16) is arranged on the tower body (1) at the position corresponding to the spray pipe (8).

5. A novel pneumatic spiral-flow spray tower according to claim 1, characterized in that the tower body (1) is made of stainless steel.

6. A novel pneumatic spiral-flow type spray tower according to claim 1, characterized in that an access hole (17) is formed in the tower body (1) at a position close to the bottom of the tower, and an access door is installed on the access hole (17).