CN217795454U - Spray tower for exhaust-gas treatment - Google Patents

Abstract

The utility model discloses a spray column for exhaust-gas treatment, belong to the spray column field, a spray column for exhaust-gas treatment, including spray column and medicine mechanism, communicate through liquid medicine transmission mechanism between spray column and the medicine mechanism, medicine mechanism is including the dosing tank, the intermediate position of dosing tank rotates and is connected with the interval alignment jig, the fixed position that is close to the inside side of dosing tank on the interval alignment jig is connected with cleaners and polishes seat, the cleaning apparatus of vertical setting is equipped with on the cleaners and polishes seat, the inner wall of cleaning apparatus and dosing tank offsets, the access hole with cleaning apparatus position looks adaptation is seted up to the dosing tank upside, still be equipped with the actuating mechanism who provides rotatory kinetic energy for the interval alignment jig on the dosing tank, it can realize, let when cleaning apparatus when installation and demolish to produce operating space between dosing tank inner wall and the cleaning apparatus, receive the influence of dosing tank when reducing the installation and demolising cleaning apparatus, reduce the degree of difficulty of dismouting.

Description

Spray tower for exhaust-gas treatment

Technical Field

The utility model relates to a spray column field, more specifically say, relate to a spray column for exhaust-gas treatment.

Background

The alkali washing spray tower is also called as an alkali washing tower, the middle and lower sections are alkali washing sections, the upper section is a water washing section, the middle section is concentrated alkali liquor, the lower section is diluted alkali liquor flowing down from the middle section, and the diluted alkali liquor is circulated by a diluted alkali circulating pump, new alkali liquor is continuously fed into the middle section by an alkali liquor supply pump, the alkali washing tower is called as an acid-base washing tower, and is a full name acid-base waste gas neutralization treatment tower, so that the alkali washing spray tower is equipment for performing environment-friendly purification treatment on waste gas generated in industrial production, and is one of waste gas purification tower products;

through patent retrieval, the Chinese patent with the publication number of CN215031994U discloses an alkali washing spray tower, and the device can effectively clean a dosing tank, so that the cleaning efficiency of equipment on the dosing tank is increased, the working efficiency of the equipment is increased, and the labor intensity of operators is avoided from being wasted;

the sanitary ware for cleaning the dosing box is gradually worn in the using process, and generally needs to be maintained and replaced regularly in order to ensure the using effect;

however, in order to ensure the cleaning effect of the sanitary appliance on the dosing tank in the prior art, the cleaning side of the sanitary appliance generally offsets against the inner wall of the dosing tank, therefore, a gap between the sanitary appliance and the inner wall of the dosing tank is small, the operation space of a user is also small, in the process of installing the sanitary appliance, the edge position of the lower part of the sanitary appliance is easily blocked by the dosing tank, the sanitary appliance cannot be accurately installed between the sanitary appliance and the inner wall of the dosing tank, the user generally needs to perform complicated repeated operation and then can install the sanitary appliance between the sanitary appliance and the inner wall of the dosing tank, and the installation difficulty is large, so that the spray tower for waste gas treatment is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the dead phenomenon of card easily appears in current cleaners and polishes, the utility model aims to provide a spray column for exhaust-gas treatment, through addding interval alignment jig, let produce operating space between dosing tank inner wall and the cleaning apparatus when the installation with demolish when cleaning apparatus, reduce the installation and receive the influence of dosing tank when demolising cleaning apparatus, reduce the dismouting degree of difficulty.

In order to solve the problem, the utility model adopts the following technical proposal.

The utility model provides a spray column for exhaust-gas treatment, includes spray column and adds medicine mechanism, construct the intercommunication through liquid medicine transmission between spray column and the medicine mechanism, it is including adding the medicine case to add medicine mechanism, the intermediate position of adding the medicine case rotates and is connected with the interval alignment jig, the position fixedly connected with cleaners and polishes seat that is close to the inside side of medicine case on the interval alignment jig, the cleaning apparatus of vertical setting is equipped with on the cleaners and polishes seat, the inner wall of cleaning apparatus and medicine case offsets, the maintenance mouth with cleaning apparatus position looks adaptation is seted up to the medicine case upside, still be equipped with the actuating mechanism who provides rotatory kinetic energy for the alignment jig on the medicine case.

Furthermore, the distance adjusting frame comprises a driving shaft which is rotatably connected to the axle center of the dosing tank, the lower end of the driving shaft is connected with the output end of the driving mechanism, the upper end of the driving shaft extends to the upper side of the dosing tank, the driving shaft is of a hollow structure, a rotating inner rod is rotatably connected inside the driving shaft, the upper end of the rotating inner rod extends to the upper side of the driving shaft, and the upper end of the driving shaft and the upper end of the rotating inner rod are connected through a self-locking rotating assembly;

the pole body outside fixedly connected with cogged wheel that the pole is located the drive shaft inside in rotating, the outside fixedly connected with of drive shaft and the stand pipe of cogged wheel looks adaptation, the inside sliding connection of stand pipe has the rodent elastic rod, the one end and the cleaners and polishes seat of rodent elastic rod link to each other, the border position of cogged wheel extends to the inside and the meshing of rodent elastic rod of stand pipe and is connected.

Further, from locking-type rotating assembly including the draw runner, set up the sliding tray of vertical setting on the body of rod that the interior pole of rotation extends to the drive shaft outside, the vertical sliding connection of draw runner is in the inside of sliding tray, the both sides of draw runner all extend to the outside fixedly connected with ring of sliding tray, the lower part fixedly connected with location inserted bar of ring, the upside of drive shaft is seted up with the location jack of location inserted bar looks adaptation.

Further, the inside of sliding tray still installs the return spring of vertical setting, the upside of return spring and the inner wall of sliding tray upside offset, the downside of return spring and the outer wall of draw runner upside offset.

Furthermore, the rodent elastic rod comprises a rodent bar horizontally connected to the inside of the guide pipe in a sliding manner, the rodent bar is connected with the rodent wheel in a meshing manner, a guide cavity is formed in one end, close to the sanitary ware seat, of the rodent bar, a supporting bar is connected to the inside of the guide cavity in a sliding manner, one end, close to the sanitary ware seat, of the supporting bar extends to the outer side of the guide cavity and is connected with the sanitary ware seat, and an elastic assembly is further arranged inside the rodent bar.

Furthermore, the elastic component comprises a first magnet and a second magnet which have mutually exclusive magnetic force, the first magnet is fixedly connected to one end of the supporting bar, which is located inside the guide cavity, and the second magnet is fixedly connected to the inner wall of the guide cavity, which is far away from one side of the supporting bar.

Furthermore, a positioning cavity which is through up and down is arranged inside the sanitary appliance seat, the half part of the cleaning appliance close to the supporting bar is a back part, the back part is arranged inside the positioning cavity, one side of the back part close to the supporting bar is fixedly connected with a first tooth rack, and the inner wall of the positioning cavity close to one side of the supporting bar is fixedly connected with a second tooth rack which is matched with the first tooth rack.

Compared with the prior art, the utility model has the advantages of: this scheme is through setting up the interval adjustment frame adjust the interval between clean apparatus and the dosing tank inner wall when installation and demolish clean apparatus, lets produce operating space between dosing tank inner wall and the clean apparatus, can effectual reduction installation with demolish the influence that receives the dosing tank when clean apparatus, reduce the dismouting degree of difficulty.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cutting structure of the medicine adding mechanism of the utility model;

FIG. 3 is a schematic structural view of the spacing adjustment frame of the present invention;

FIG. 4 is an enlarged view of the portion A of FIG. 3 according to the present invention;

FIG. 5 is a schematic view of a sectional structure of the elastic rod for a rodent according to the present invention;

fig. 6 is a schematic view of the partially cut structure of the sanitary ware seat of the present invention.

The reference numbers in the figures illustrate:

1. a dosing box; 2. a spray tower; 3. a liquid medicine conveying mechanism; 4. a drive mechanism; 5. an access hole; 6. a drive shaft; 7. a guide tube; 8. a rack is meshed; 9. rotating the inner rod; 10. a meshing gear; 11. a handle; 12. a sliding groove; 13. a return spring; 14. a slide bar; 15. a ring; 16. positioning the inserted rod; 17. positioning the jack; 18. a guide chamber; 19. a stay; 20. a first magnet; 21. a second magnet; 22. a sanitary appliance seat; 23. cleaning the instrument; 24. a first dental strip; 25. a second rack.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-6, a spray tower for waste gas treatment includes a spray tower 2 and a dosing mechanism, the spray tower 2 is communicated with the dosing mechanism through a liquid medicine transmission mechanism 3, when waste gas of a temporary storage system is treated, the waste gas of the temporary storage system is transmitted into the spray tower 2, and then the liquid medicine in the dosing mechanism is transmitted into the spray tower 2 through the liquid medicine transmission mechanism 3, so that the waste gas can be treated.

As shown in fig. 2-3, the core of the technical solution is that the dosing mechanism includes a dosing tank 1, an interval adjusting frame is rotatably connected to the middle position of the dosing tank 1, a sanitary ware seat 22 is fixedly connected to a position on the interval adjusting frame, which is close to the inner side edge of the dosing tank 1, a vertically arranged cleaning appliance 23 is assembled on the sanitary ware seat 22, the cleaning appliance 23 abuts against the inner wall of the dosing tank 1 when in work, a certain gap is formed between the cleaning appliance 23 and the inner wall of the dosing tank 1 when in installation and removal, an access opening 5 adapted to the position of the cleaning appliance 23 is formed in the upper side of the dosing tank 1, and a driving mechanism 4 for providing rotational kinetic energy for the interval adjusting frame is also assembled on the dosing tank 1;

at the moment, after the dosing is finished, the driving mechanism 4 is started to provide kinetic energy required by rotation for the distance adjusting frame, the distance adjusting frame drives the sanitary ware seat 22 and the cleaning device 23 to revolve, and the cleaning device 23 cleans the interior of the dosing box 1 during revolution, so that the cleaning work is finished;

after the cleaning apparatus 23 cleans the inner wall of the dosing box 1 for a long time, when the cleaning apparatus needs to be removed for maintenance or replaced, the position of the cleaning apparatus 23 inside the dosing box 1 is adjusted by the interval adjusting frame, so that a certain installation gap exists between the cleaning apparatus 23 and the inner wall of the dosing box 1, that is, the cleaning apparatus 23 can be removed by the second rack 25, after the maintenance is completed, the cleaning apparatus 23 is reinserted into the sanitary appliance seat 22, and then the cleaning apparatus 23 is driven by the interval adjusting frame to reset, so that all the procedures of the maintenance can be completed.

Referring to fig. 2-3 again, the spacing adjustment frame includes a driving shaft 6 rotatably connected to the axis of the dosing box 1, the lower end of the driving shaft 6 is connected to the output end of the driving mechanism 4, the upper end of the driving shaft 6 extends to the upper side of the dosing box 1, the driving shaft 6 is of a hollow structure, the interior of the driving shaft 6 is rotatably connected with an inner rotating rod 9, the upper end of the inner rotating rod 9 extends to the upper side of the driving shaft 6, and the upper end of the driving shaft 6 and the upper end of the inner rotating rod 9 are connected through a self-locking rotating assembly to drive the inner rotating rod 9 to rotate inside the driving shaft 6 and lock the inner rotating rod 9 after the inner rotating rod 9 finishes rotating;

the outer side of the rod body of the rotating inner rod 9 positioned in the driving shaft 6 is fixedly connected with a meshing gear 10, the outer side of the driving shaft 6 is fixedly connected with a guide pipe 7 matched with the meshing gear 10, the height of the guide pipe is approximately the same as that of the meshing gear 10, the inner part of the guide pipe 7 is slidably connected with a meshing gear elastic rod, one end of the meshing gear elastic rod is connected with a sanitary appliance seat 22, a through notch is formed in the joint of the driving shaft 6 and the guide pipe 7, and the edge position of the meshing gear 10 extends to the inner part of the guide pipe 7 through the notch to be meshed with the meshing gear elastic rod;

at this moment, when the interval of cleaning devices 23 and dosing box 1 inner wall needs to be adjusted, rod 9 rotates in driving rotation through self-locking rotating assembly, rod 9 rotates and can drive its outside fixed tooth wheel 10 to rotate together, tooth wheel 10 rotates and can drive the tooth elastic rod connected with its meshing and move along the axis direction of guide tube 7, let tooth elastic rod adjust the position of cleaners and polishes seat 22 and cleaning devices 23, after the regulation is accomplished, rod 9 locks rotating through self-locking rotating assembly, can accomplish the locking to cleaning devices 23.

Referring to fig. 3-4, a detailed description is given to a specific structure of the self-locking rotating assembly, where the self-locking rotating assembly includes a slide bar 14, a vertically arranged sliding groove 12 is formed in a rod body extending from the inner rotating rod 9 to the outer side of the driving shaft 6, the slide bar 14 is vertically and slidably connected inside the sliding groove 12, two sides of the slide bar 14 extend to the outer side of the sliding groove 12 and are fixedly connected with a finger ring 15, the lower part of the finger ring 15 is fixedly connected with a positioning insertion rod 16, the upper side of the driving shaft 6 is provided with a positioning insertion hole 17 adapted to the positioning insertion rod 16, and the positioning insertion rod 16 can be clamped into the positioning insertion hole 17;

at this time, when the inner rotary rod 9 needs to be rotated, fingers are inserted into the finger ring 15, the finger ring 15 is pulled upwards to drive the positioning insertion rod 16 to move from the inside of the positioning insertion hole 17, then the finger ring 15 is rotated to drive the inner rotary rod 9 to rotate, and after the inner rotary rod 9 is rotated, the finger ring 15 is pressed down, the positioning insertion rod 16 is inserted into the positioning insertion hole 17 again, and then the inner rotary rod 9 can be locked;

here, in order to facilitate the insertion of the positioning insertion rod 16 into the positioning insertion hole 17, the diameter of the lower portion of the positioning insertion rod 16 is gradually increased from bottom to top, and is preferably hemispherical, and when the positioning insertion rod 16 is inserted into the positioning insertion hole 17, the positioning insertion rod 16 is guided by using the arc edge on the outer side thereof, so that the centers of circles of the positioning insertion rod 16 and the positioning insertion hole 17 are overlapped, and the positioning insertion rod 16 can be easily inserted into the positioning insertion hole 17;

meanwhile, in order to avoid the lower part of the positioning insertion rod 16 in the shape of a hemisphere from falling off from the inside of the positioning insertion hole 17, the positioning insertion hole 17 is a cylindrical cavity with an upper opening, the depth of the cavity is greater than the radius of the lower part of the positioning insertion rod 16, and the hemisphere at the lower part of the positioning insertion rod 16 can enter the inside of the positioning insertion hole 17;

further, for the inside phenomenon that drops of further reduction location inserted bar 16 from location jack 17, the inside return spring 13 of vertical setting is still installed to the inside of sliding tray 12, the upside of return spring 13 offsets with the inner wall of sliding tray 12 upside, the downside of return spring 13 offsets with the outer wall of draw runner 14 upside, this moment, because the inner wall height of sliding tray 12 upside is inconvenient all the time, the upper end of return spring 13 is the stiff end, the lower extreme is the expansion end, in the use, the lower extreme of return spring 13 can promote draw runner 14 downwards all the time, let draw runner 14 move towards the direction that is close to location jack 17 all the time through ring 15 drive ring 15.

And, because the diameter of the upper end of the rotation inner rod 9 is smaller, the area of the palm of the user contacting the rotation inner rod 9 is also smaller, when the user presses the rotation inner rod 9, the reaction force of the rotation inner rod 9 to the user is concentrated on the area of the palm of the user contacting the rotation inner rod 9, the discomfort to the palm of the user is larger, in order to reduce the discomfort, the upper end of the rotation inner rod 9 is fixedly connected with a handle 11, and the area of the palm of the user contacting the rotation inner rod 9 is increased through the handle 11.

Referring to fig. 3 and 5, the elastic rod of the rodent comprises a rack 8 horizontally slidably connected inside the guide tube 7, the rack 8 is engaged with the rodent wheel 10, a guide cavity 18 is formed at one end of the rack 8 close to the seat 22 of the sanitary ware, a stay 19 is slidably connected inside the guide cavity 18, one end of the stay 19 close to the seat 22 of the sanitary ware extends to the outer side of the guide cavity 18 to be connected with the seat 22 of the sanitary ware, and an elastic component is arranged inside the rack 8 and used for driving the stay 19 to move towards one end close to the seat 22 of the sanitary ware all the time;

at this moment, when the process that the rodent bar 8 horizontally slides, can drive cleaning device 23 and move together, until cleaning device 23 offsets with the inner wall of dosing tank 1, then continue to slide and engage rack 8, stay 19 slides inside guide chamber 18, at this moment, the relative position of cleaning device 23 and dosing tank 1 is invariable all the time, thereby avoid cleaning device 23 because the damage that takes place with the transitional extrusion of dosing tank 1, stay 19 is at the inside gliding interval of guide chamber 18, be the safety interval of cleaning device 23, simultaneously, drive stay 19 through elastic component and move to the one end that is close to sanitary ware seat 22 all the time, can let cleaning device 23 offset with the inner wall of dosing tank 1 all the time.

As shown in fig. 5, the elastic component includes a first magnet 20 and a second magnet 21, which have mutually exclusive magnetic forces, the first magnet 20 is fixedly connected to one end of the stay 19 located inside the guide cavity 18, and the second magnet 21 is fixedly connected to an inner wall of the guide cavity 18 far from the stay 19, at this time, the stay 19 can be pushed by the magnetic force between the second magnet 21 and the first magnet 20, and meanwhile, kinetic energy is provided to the stay 19 by the magnetic force, so that the phenomenon that the elastic force of the elastic component gradually decreases can be effectively reduced.

Referring to fig. 3 and 6, a vertically through positioning cavity is arranged inside the sanitary appliance seat 22, the side of the positioning cavity far away from the stay 19 is provided with an opening, the horizontal section of the positioning cavity is convex, the half part of the cleaning apparatus 23 close to the stay 19 is provided with a back part, the back part is arranged inside the positioning cavity, the cleaning apparatus can slide vertically and horizontally inside the sanitary appliance seat 22, one side of the back part close to the stay 19 is fixedly connected with a first rack 24, the inner wall of the positioning cavity close to one side of the stay 19 is fixedly connected with a second rack 25 matched with the first rack 24, the first rack 24 and the second rack 25 can be clamped together, the shape of the positioning cavity is roughly zigzag and wavy, and when the first rack 24 and the second rack 25 are mutually attached, the first rack 24 and the second rack 25 can be effectively placed to move up and down in a staggered manner by utilizing the shape of the positioning cavity;

at this moment, after the cleaning apparatus 23 is separated from the inner wall of the dosing box 1, the first rack 24 can be moved inside the positioning cavity, so that the first rack 24 and the second rack 25 are separated, at this moment, the cleaning apparatus 23 and the first rack 24 can be moved out from the positioning cavity by pulling the cleaning apparatus 23, disassembly is completed, when the cleaning apparatus 23 is installed, the cleaning apparatus 23 is placed inside the positioning cavity, then the cleaning apparatus 23 is driven by the sanitary appliance seat 22 to move together, the cleaning apparatus 23 is abutted against the inner wall of the dosing box 1, then the back of the cleaning apparatus 23 moves inside the positioning cavity towards the inside close to the second rack 25 until the first rack 24 and the second rack 25 are attached, positioning of the cleaning apparatus 23 can be completed, and installation and disassembly are simple.

When in use: the waste gas of the temporary treatment system is transmitted into the spraying tower 2, and then the liquid medicine in the medicine adding mechanism is transmitted into the spraying tower 2 through the liquid medicine transmission mechanism 3, so that the waste gas can be treated;

after dosing is finished, the driving mechanism 4 is started to provide kinetic energy required by rotation for the distance adjusting frame, the distance adjusting frame drives the sanitary ware seat 22 and the cleaning device 23 to revolve, and the cleaning device 23 cleans the interior of the dosing box 1 during revolution, so that cleaning work is finished;

when the cleaning device 23 is used for cleaning the inner wall of the dosing box 1 for a long time and needs to be detached, maintained or replaced, fingers are inserted into the finger ring 15, the finger ring 15 is pulled upwards to drive the positioning insertion rod 16 to move from the inside of the positioning insertion hole 17, then the finger ring 15 is rotated to drive the rotating inner rod 9 to rotate, after the rotating inner rod 9 is rotated, the finger ring 15 is pressed downwards, and the positioning insertion rod 16 is inserted into the positioning insertion hole 17 again to lock the rotating inner rod 9;

when the rotating inner rod 9 rotates, the fixed gear wheel 10 on the outer side of the rotating inner rod can be driven to rotate together, and when the gear wheel 10 rotates, the gear wheel elastic rod connected with the gear wheel elastic rod in a meshed mode can be driven to move along the axis direction of the guide pipe 7, so that the gear wheel elastic rod can adjust the positions of the sanitary appliance seat 22 and the cleaning appliance 23, and a certain mounting gap is formed between the cleaning appliance 23 and the inner wall of the dosing box 1;

after the cleaning instrument 23 is separated from the inner wall of the dosing box 1, the first rack 24 can move in the positioning cavity to separate the first rack 24 from the second rack 25, and at the moment, the cleaning instrument 23 and the first rack 24 can be moved out from the positioning cavity by pulling the cleaning instrument 23 to finish disassembly;

when the cleaning instrument 23 is installed, the cleaning instrument 23 is placed in the positioning cavity, the cleaning instrument 23 is driven by the spacing adjusting frame to move together again, the cleaning instrument 23 is abutted against the inner wall of the dosing box 1, then the back of the cleaning instrument 23 moves towards the inside close to the second rack 25 in the positioning cavity until the first rack 24 is attached to the second rack 25, and then the positioning of the cleaning instrument 23 can be completed;

to sum up, the utility model discloses a set up the interval that interval adjustment frame adjusted between cleaning devices 23 and the 1 inner wall of dosing box when cleaning devices 23 installed and demolishd, let produce operating space between 1 inner wall of dosing box and the cleaning devices 23, can effectual reduction installation with demolish the influence that receives dosing box 1 when cleaning devices 23, reduce the dismouting degree of difficulty.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the protection scope of the present invention by replacing or changing the technical solution and the modified concept of the present invention within the technical scope of the present invention.

Claims (7)

1. The utility model provides a spray column for exhaust-gas treatment, includes spray column (2) and adds medicine mechanism, through liquid medicine transmission mechanism (3) intercommunication, its characterized in that between spray column (2) and the medicine mechanism: medicine mechanism is including adding medicine box (1), the intermediate position of adding medicine box (1) rotates and is connected with the interval alignment jig, be close to the position fixedly connected with cleaners and polishes seat (22) of the inside side of adding medicine box (1) on the interval alignment jig, clean apparatus (23) of vertical setting are equipped with on cleaners and polishes seat (22), the inner wall of clean apparatus (23) and adding medicine box (1) offsets, the maintenance mouth (5) with clean apparatus (23) position looks adaptation are seted up to adding medicine box (1) upside, still be equipped with on adding medicine box (1) and provide actuating mechanism (4) of rotatory kinetic energy for the interval alignment jig.

2. The spray tower for treating exhaust gas of claim 1, wherein: the distance adjusting frame comprises a driving shaft (6) which is rotatably connected to the axis of the dosing box (1), the lower end of the driving shaft (6) is connected with the output end of the driving mechanism (4), the upper end of the driving shaft (6) extends to the upper side of the dosing box (1), the driving shaft (6) is of a hollow structure, a rotating inner rod (9) is rotatably connected inside the driving shaft (6), the upper end of the rotating inner rod (9) extends to the upper side of the driving shaft (6), and the upper end of the driving shaft (6) is connected with the upper end of the rotating inner rod (9) through a self-locking rotating assembly;

the utility model discloses a sanitary ware, including interior pole (9) of rotation, the outside of the body of rod fixedly connected with of drive shaft (6) inside body of rod outside fixedly connected with cogged wheel (10), the outside fixedly connected with of drive shaft (6) and the stand pipe (7) of cogged wheel (10) looks adaptation, the inside sliding connection of stand pipe (7) has the rodent elastic rod, the one end and the cleaners and polishes seat (22) of rodent elastic rod link to each other, the border position of cogged wheel (10) extends to the inside and the meshing of rodent elastic rod of stand pipe (7) and is connected.

3. The spray tower for treating exhaust gas of claim 2, wherein: from locking-type rotating assembly is including draw runner (14), set up sliding tray (12) of vertical setting on the body of rod in the rotation interior pole (9) extends to drive shaft (6) outside, the vertical sliding connection of draw runner (14) is in the inside of sliding tray (12), the both sides of draw runner (14) all extend to outside fixedly connected with ring (15) of sliding tray (12), the lower part fixedly connected with location inserted bar (16) of ring (15), location jack (17) with location inserted bar (16) looks adaptation are seted up to the upside of drive shaft (6).

4. The spray tower for treating exhaust gas according to claim 3, wherein: the inside of sliding tray (12) still installs vertical setting return spring (13), the upside of return spring (13) and the inner wall of sliding tray (12) upside offset, the downside of return spring (13) and the outer wall of draw runner (14) upside offset.

5. The spray tower for treating exhaust gas according to claim 2, wherein: the rodent elastic rod comprises a rodent bar (8) horizontally connected to the inside of the guide pipe (7) in a sliding manner, the rodent bar (8) is connected with a rodent wheel (10) in a meshing manner, a guide cavity (18) is formed in one end, close to the sanitary appliance seat (22), of the rodent bar (8), a stay (19) is connected to the inside of the guide cavity (18) in a sliding manner, one end, close to the sanitary appliance seat (22), of the stay (19) extends to the outer side of the guide cavity (18) to be connected with the sanitary appliance seat (22), and an elastic assembly is further arranged inside the rodent bar (8).

6. The spray tower for treating exhaust gas of claim 5, wherein: the elastic component comprises a first magnet (20) and a second magnet (21) which have mutually exclusive magnetic force, the first magnet (20) is fixedly connected to one end, located inside the guide cavity (18), of the supporting bar (19), and the second magnet (21) is fixedly connected to the inner wall, away from one side of the supporting bar (19), of the guide cavity (18).

7. The spray tower for treating exhaust gas according to claim 5, wherein: the cleaning appliance is characterized in that a vertically-through positioning cavity is formed in the cleaning appliance seat (22), a half part of the cleaning appliance (23) close to the supporting bar (19) is a back part, the back part is arranged in the positioning cavity, a first tooth rack (24) is fixedly connected to one side of the back part close to the supporting bar (19), and a second tooth rack (25) matched with the first tooth rack (24) is fixedly connected to the inner wall of the positioning cavity close to one side of the supporting bar (19).

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