CN216755950U

CN216755950U - Flue gas spraying absorption tower of roasting kiln

Info

Publication number: CN216755950U
Application number: CN202122911858.1U
Authority: CN
Inventors: 刘永胜; 沈晨; 汲寿增; 王雪丹
Original assignee: Haicheng Local Railway Equipment Manufacturing Co ltd
Current assignee: Haicheng Local Railway Equipment Manufacturing Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-06-17
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a flue gas spraying absorption tower for a roasting kiln, which comprises a bottom plate, wherein both ends of the left side of the top of the bottom plate are fixedly connected with supporting plates, the top of each supporting plate is fixedly connected with a tower box, the bottom of the left side of the tower box is communicated with a flue gas adding pipe, the inner cavity of the tower box is provided with a filter shell, and the inner wall of the filter shell is fixedly connected with an absorption net. According to the utility model, the filter shell, the adsorption net, the stepping motor, the threaded rod, the threaded block, the fixing mechanism, the transverse pipe, the spray header, the return pipe, the solution tank, the liquid feeding pipe, the filter screen, the liquid pumping pipe, the liquid pumping pump, the mounting mechanism, the liquid outlet pipe, the hose, the bearing plate, the bearing, the sliding sleeve and the sliding rod are matched with each other, so that the advantage of improving the purification efficiency of the flue gas spraying absorption tower is achieved, the flue gas spraying absorption tower can move and uniformly perform spraying purification when in use, the purification efficiency of the flue gas spraying absorption tower is improved, and the use requirements of users can be met.

Description

Flue gas spraying absorption tower of roasting kiln

Technical Field

The utility model relates to the technical field of absorption towers, in particular to a flue gas spraying absorption tower of a roasting kiln.

Background

The absorption tower is a device for realizing absorption operation, and is divided into three types according to gas-liquid phase contact state, the first type is a plate tower, a bubbling absorption tower and a stirring bubbling absorption tower, gas is dispersed in a liquid phase in a bubble state, the second type is an ejector, a venturi tube and a spray tower, liquid is dispersed in a gas phase in a liquid drop state, the third type is a packing absorption tower and a falling film absorption tower, liquid in the tower is contacted with the gas phase in a film-shaped motion, the flow modes of the gas phase and the liquid phase can be in a counter-current or co-current mode, the counter-current operation is usually adopted, an absorbent is added at the tower top and flows from top to bottom, the absorbent is contacted with gas flowing from bottom to top, the liquid absorbing the absorbent is discharged from the tower bottom, and the purified gas is discharged from the tower top.

When flue gas of a roasting kiln is treated, a flue gas spray absorption tower is needed, and the existing flue gas spray absorption tower has the following defects: the current flue gas sprays the absorption tower purification efficiency relatively poor, leads to the flue gas to spray the absorption tower when using, can not be even spray the purification, causes the flue gas to spray the purification efficiency of absorption tower lower, can't satisfy user's user demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a roasting kiln flue gas spraying absorption tower, which has the advantage of improving the purification efficiency of the flue gas spraying absorption tower and solves the problem that the purification efficiency of the flue gas spraying absorption tower is low because the flue gas spraying absorption tower cannot be uniformly sprayed and purified when the existing flue gas spraying absorption tower is poor in purification efficiency.

In order to achieve the purpose, the utility model provides the following technical scheme: a flue gas spraying absorption tower of a roasting kiln comprises a bottom plate, wherein supporting plates are fixedly connected to the two left ends of the top of the bottom plate, a tower box is fixedly connected to the top of the supporting plates, a flue gas adding pipe is communicated with the bottom of the left side of the tower box, a filtering shell is arranged in an inner cavity of the tower box, an absorption net is fixedly connected to the inner wall of the filtering shell, an exhaust pipe is communicated with the top of the tower box, a stepping motor is fixedly connected to the top of the left side of the tower box, an output end of the stepping motor penetrates through the inner cavity of the tower box and is fixedly connected with a threaded rod, a threaded block is connected to the surface of the threaded rod in a threaded manner, a fixing mechanism is arranged at the bottom of the threaded block, a transverse pipe is fixedly connected to the bottom of the fixing mechanism, a spray head is communicated with the bottom of the transverse pipe, a return pipe is communicated with the bottom of the right side of the tower box, and a solution box is communicated with the right side of the return pipe, the left side intercommunication at solution tank top has the liquid feeding pipe, the top fixedly connected with filter screen of solution tank inner wall one side, the right side intercommunication at bottom plate top has the drawing liquid pipe, the one end intercommunication that the drawing liquid pipe kept away from the solution tank has the drawing liquid pump, the bottom of drawing liquid pump is provided with installation mechanism, the top intercommunication of drawing liquid pump has the drain pipe, the one end that the drawing liquid pump was kept away from to the drain pipe runs through to the inner chamber of tower case and communicates there is the hose, the left end of hose and the right side intercommunication of violently managing.

Preferably, the bottoms of the two sides of the inner wall of the tower box are fixedly connected with bearing plates, and the tops of the bearing plates are in contact with the bottoms of the filter shells.

Preferably, the right end of the threaded rod is sleeved with a bearing, and the right side of the bearing is fixedly mounted on the inner wall of the tower box.

Preferably, the top of the thread block is fixedly connected with a sliding sleeve, the inner cavity of the sliding sleeve is connected with a sliding rod in a sliding manner, and the outer end of the sliding rod is in contact with the inner wall of the tower box.

Preferably, the fixing mechanism comprises a fixing block, and a fixing column is fixedly connected to the bottom of the fixing block.

Preferably, the bottom of the fixed block is fixedly mounted on the surface of the threaded block through a bolt, and the bottom of the fixed column is fixedly connected with the top of the transverse pipe.

Preferably, the installation mechanism includes the mounting panel, the equal fixedly connected with erection column in both sides at mounting panel top.

Preferably, the top of the mounting plate is fixedly mounted on the surface of the solution tank through a bolt, and the top of the mounting column is fixedly connected with the bottom of the liquid pump.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the filter shell, the adsorption net, the stepping motor, the threaded rod, the threaded block, the fixing mechanism, the transverse pipe, the spray header, the return pipe, the solution tank, the liquid feeding pipe, the filter screen, the liquid pumping pipe, the liquid pumping pump, the mounting mechanism, the liquid outlet pipe, the hose, the bearing plate, the bearing, the sliding sleeve and the sliding rod are matched with each other, so that the advantage of improving the purification efficiency of the flue gas spraying absorption tower is achieved, the flue gas spraying absorption tower can move and uniformly perform spraying purification when in use, the purification efficiency of the flue gas spraying absorption tower is improved, and the use requirements of users can be met.

2. The utility model has the advantages that the adsorption net is arranged to filter smoke, the fixing mechanism is arranged to fix and install the transverse pipe and the spray header, the backflow pipe is arranged to enable dilute sodium hydroxide solution to flow back to enter the inner cavity of the solution tank, the liquid adding pipe is arranged to enable dilute sodium hydroxide solution to be conveniently added into the inner cavity of the solution tank, the filter screen is arranged to filter dilute sodium hydroxide solution, the mounting mechanism is arranged to enable the liquid pump to be conveniently fixed and installed, the bearing plate is arranged to support the filter shell and the adsorption net, the bearing is arranged to enable the threaded rod to be stable when rotating, and the sliding sleeve and the sliding rod are arranged to enable the threaded block to be stable when moving.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a right side perspective view of FIG. 1;

FIG. 3 is a schematic view of the internal structure of the solution tank in the embodiment of the present invention.

In the figure: 1. a base plate; 2. a support plate; 3. a tower box; 4. a flue gas addition pipe; 5. a filter shell; 6. an adsorption net; 7. an exhaust pipe; 8. a stepping motor; 9. a threaded rod; 10. a thread block; 11. a fixing mechanism; 111. a fixed block; 112. fixing a column; 12. a transverse tube; 13. a shower head; 14. a return pipe; 15. a solution tank; 16. a liquid feeding pipe; 17. a filter screen; 18. a liquid pumping pipe; 19. a liquid pump; 20. an installation mechanism; 201. mounting a plate; 202. mounting a column; 21. a liquid outlet pipe; 22. a hose; 23. a carrier plate; 24. a bearing; 25. a sliding sleeve; 26. a slide bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a flue gas spray absorption tower of a roasting kiln comprises a bottom plate 1, wherein both ends of the left side of the top of the bottom plate 1 are fixedly connected with a support plate 2, the top of the support plate 2 is fixedly connected with a tower box 3, the bottom of the left side of the tower box 3 is communicated with a flue gas adding pipe 4, an inner cavity of the tower box 3 is provided with a filter shell 5, the inner wall of the filter shell 5 is fixedly connected with an absorption net 6, the top of the tower box 3 is communicated with an exhaust pipe 7, the top of the left side of the tower box 3 is fixedly connected with a stepping motor 8, the output end of the stepping motor 8 penetrates through the inner cavity of the tower box 3 and is fixedly connected with a threaded rod 9, the surface of the threaded rod 9 is in threaded connection with a threaded block 10, the bottom of the threaded block 10 is provided with a fixing mechanism 11, the bottom of the fixing mechanism 11 is fixedly connected with a horizontal pipe 12, the bottom of the horizontal pipe 12 is communicated with a spray header 13, and the bottom of the right side of the tower box 3 is communicated with a return pipe 14, the right side of the return pipe 14 is communicated with a solution tank 15, the left side of the top of the solution tank 15 is communicated with a liquid adding pipe 16, the top of one side of the inner wall of the solution tank 15 is fixedly connected with a filter screen 17, the right side of the top of the bottom plate 1 is communicated with a liquid pumping pipe 18, one end of the liquid pumping pipe 18, which is far away from the solution tank 15, is communicated with a liquid pumping pump 19, the bottom of the liquid pumping pump 19 is provided with an installation mechanism 20, the top of the liquid pumping pump 19 is communicated with a liquid outlet pipe 21, one end of the liquid outlet pipe 21, which is far away from the liquid pumping pump 19, penetrates into the inner cavity of the tower tank 3 and is communicated with a hose 22, the left end of the hose 22 is communicated with the right side of the transverse pipe 12, the bottoms of the two sides of the inner wall of the tower tank 3 are both fixedly connected with bearing plates 23, the tops of the bearing plates 23 are contacted with the bottoms of the filter shells 5, the right end of the threaded rod 9 is sleeved with a bearing 24, the right side of the bearing 24 is fixedly installed with the inner wall of the tower tank 3, the top of the threaded block 10 is fixedly connected with a sliding sleeve 25, the inner cavity of the sliding rod 25 is connected with a sliding rod 26, the outer end of the sliding rod 26 is contacted with the inner wall of the tower box 3, the fixing mechanism 11 comprises a fixing block 111, the bottom of the fixing block 111 is fixedly connected with a fixing column 112, the bottom of the fixing block 111 is fixedly installed with the surface of the thread block 10 through a bolt, the bottom of the fixing column 112 is fixedly connected with the top of the transverse pipe 12, the installation mechanism 20 comprises an installation plate 201, both sides of the top of the installation plate 201 are fixedly connected with installation columns 202, the top of the installation plate 201 is fixedly installed with the surface of the solution box 15 through a bolt, the top of the installation column 202 is fixedly connected with the bottom of the liquid suction pump 19, the adsorption net 6 is arranged to filter smoke, the fixing mechanism 11 is arranged to fixedly install the transverse pipe 12 and the spray head 13, the backflow pipe 14 is arranged to play a role in backflow of entering the inner cavity of the solution box 15 for dilute sodium hydroxide solution, and the liquid adding pipe 16 is arranged to facilitate adding dilute sodium hydroxide solution into the inner cavity of the solution box 15, through setting up the filter screen 17, play the role of filtering the dilute sodium hydroxide solution, through setting up the installation mechanism 20, play the role of making things convenient for fixed mounting to the drawing liquid pump 19, through setting up the loading board 23, play the role of supporting to filtering the shell 5 and adsorbing the net 6, through setting up the bearing 24, play the steady role when rotating to the threaded rod 9, through setting up sliding sleeve 25 and slide bar 26, play the steady role when moving to the threaded block 10, through setting up filtering the shell 5, adsorbing the net 6, step motor 8, threaded rod 9, threaded block 10, fixed establishment 11, horizontal pipe 12, shower head 13, back flow 14, solution tank 15, filling tube 16, filter screen 17, liquid suction pipe 18, drawing liquid pump 19, installation mechanism 20, drain pipe 21, hose 22, loading board 23, bearing 24, sliding sleeve 25 and slide bar 26 cooperate each other, have reached the advantage of improving the flue gas spray absorption tower purification efficiency, make the flue gas spray the absorption tower when using, can remove and even spray the purification, improved the flue gas and sprayed the purification efficiency of absorption tower, can satisfy user's user demand.

When the spraying device is used, firstly, the flue gas is added into the inner cavity of the tower box 3 through the flue gas adding pipe 4, then the flue gas is adsorbed through the adsorption net 6, the liquid pump 19 is opened through the external controller, the liquid pump 19 is started to pump the dilute sodium hydroxide solution in the inner cavity of the solution box 15 through the liquid pumping pipe 18, the solution is pumped into the inner cavity of the transverse pipe 12 through the liquid pumping pipe 18, the liquid pumping pump 19, the liquid discharging pipe 21 and the hose 22, then the adsorption net 6 is sprayed through the spraying head 13, the stepping motor 8 is started through the external controller, the stepping motor 8 is started to drive the threaded rod 9 to start rotating in the inner cavity of the bearing 24, meanwhile, the threaded rod 9 rotates to drive the threaded block 10 to start moving on the surface of the threaded rod 9 through the threads, meanwhile, the threaded block 10 moves to drive the sliding sleeve 25 to slide on the surface of the sliding rod 26, meanwhile, the threaded block 10 moves to drive the fixing mechanism 11 to start moving, the fixing mechanism 11 moves to drive the transverse pipe 12 and the spraying head 13 to move to spray the dilute sodium hydroxide solution to the adsorption net 6 The dilute sodium hydroxide solution and the flue gas are subjected to acid-base neutralization to reach the flue gas emission standard, so that the advantage of improving the purification efficiency of the flue gas spray absorption tower is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a roasting kiln flue gas sprays absorption tower, includes bottom plate (1), its characterized in that: the device is characterized in that supporting plates (2) are fixedly connected to the two left ends of the top of the bottom plate (1), a tower box (3) is fixedly connected to the top of the supporting plates (2), a flue gas adding pipe (4) is communicated with the left bottom of the tower box (3), a filter shell (5) is arranged in an inner cavity of the tower box (3), an adsorption net (6) is fixedly connected to the inner wall of the filter shell (5), an exhaust pipe (7) is communicated with the top of the tower box (3), a stepping motor (8) is fixedly connected to the left top of the tower box (3), the output end of the stepping motor (8) penetrates through the inner cavity of the tower box (3) and is fixedly connected with a threaded rod (9), a threaded block (10) is connected to the surface of the threaded rod (9) in a threaded manner, a fixing mechanism (11) is arranged at the bottom of the threaded block (10), and a transverse pipe (12) is fixedly connected to the bottom of the fixing mechanism (11), the bottom of the transverse pipe (12) is communicated with a spray header (13), the bottom of the right side of the tower box (3) is communicated with a return pipe (14), the right side of the return pipe (14) is communicated with a solution tank (15), the left side of the top of the solution tank (15) is communicated with a liquid feeding pipe (16), the top of one side of the inner wall of the solution tank (15) is fixedly connected with a filter screen (17), a liquid pumping pipe (18) is communicated with the right side of the top of the bottom plate (1), one end of the liquid pumping pipe (18) far away from the solution tank (15) is communicated with a liquid pumping pump (19), an installation mechanism (20) is arranged at the bottom of the liquid pump (19), a liquid outlet pipe (21) is communicated with the top of the liquid pump (19), one end of the liquid outlet pipe (21), which is far away from the liquid pump (19), penetrates through the inner cavity of the tower box (3) and is communicated with a hose (22), and the left end of the hose (22) is communicated with the right side of the transverse pipe (12).

2. The flue gas spray absorption tower of the roasting kiln according to claim 1, characterized in that: the bottom of the two sides of the inner wall of the tower box (3) is fixedly connected with a bearing plate (23), and the top of the bearing plate (23) is in contact with the bottom of the filter shell (5).

3. The flue gas spray absorption tower of the roasting kiln according to claim 1, characterized in that: the right end of the threaded rod (9) is sleeved with a bearing (24), and the right side of the bearing (24) is fixedly installed on the inner wall of the tower box (3).

4. The flue gas spray absorption tower of the roasting kiln according to claim 1, characterized in that: the top fixedly connected with sliding sleeve (25) of screw thread piece (10), the inner chamber sliding connection of sliding sleeve (25) has slide bar (26), the outer end of slide bar (26) contacts with the inner wall of tower case (3).

5. The flue gas spray absorption tower of the roasting kiln according to claim 1, characterized in that: the fixing mechanism (11) comprises a fixing block (111), and a fixing column (112) is fixedly connected to the bottom of the fixing block (111).

6. The flue gas spray absorption tower of the roasting kiln according to claim 5, characterized in that: the bottom of the fixing block (111) is fixedly mounted with the surface of the thread block (10) through a bolt, and the bottom of the fixing column (112) is fixedly connected with the top of the transverse pipe (12).

7. The flue gas spray absorption tower of the roasting kiln according to claim 1, characterized in that: the installation mechanism (20) comprises an installation plate (201), and installation columns (202) are fixedly connected to two sides of the top of the installation plate (201).

8. The flue gas spray absorption tower of the roasting kiln according to claim 7, characterized in that: the top of the mounting plate (201) is fixedly mounted with the surface of the solution tank (15) through bolts, and the top of the mounting column (202) is fixedly connected with the bottom of the liquid pump (19).