Lime kiln combustion exhaust treatment device for calcium oxide production

Abstract

The utility model relates to the technical field of calcium oxide production, in particular to a lime kiln combustion exhaust treatment device for calcium oxide production, which comprises a box body, a liquid inlet pipe is fixedly arranged at the top end of the box body, an exhaust pipe is fixedly arranged at the top end of one side of the box body, and a moving mechanism is arranged in the box body. An air inlet pipe is fixedly arranged at the bottom end of one side of the box body, a flange plate is fixedly arranged on the outer side of the air inlet pipe, a circulating mechanism is arranged in the box body, the bottom end in the box body is obliquely arranged, and a discharging groove is formed in the bottom end in the box body. According to the device, combustion waste gas can be effectively guided into the box body, the gas moves back and forth in the box body, the gas in the box body is uniformly dispersed, meanwhile, ammonia water can form a plurality of water drops to fall down under the action of the spray head, and the gas is in full contact with the ammonia water, so that the overall treatment effect of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of calcium oxide production, in particular to a lime kiln combustion exhaust gas treatment device for calcium oxide production. Background Art

[0002] In the process of producing calcium oxide, natural gas is needed to burn the lime kiln. Since the gas discharged from the combustion contains carbon dioxide, the gas needs to be introduced into ammonia water in the treatment device to remove it by the reaction between ammonia water and carbon dioxide in the gas.

[0003] A lime kiln combustion exhaust gas treatment device for calcium oxide production, whose public specification is CN216457973U in China, can burst bubbles generated by gas overflowing from the air holes on the exhaust pipe to ensure that there will be no bubble problem during the treatment process. However, it cannot improve the efficiency of exhaust gas treatment during use, and it is inconvenient to replace ammonia water. Therefore, a lime kiln combustion exhaust gas treatment device for calcium oxide production is proposed. Utility Model Content

[0004] The utility model aims to provide a lime kiln combustion exhaust gas treatment device for producing calcium oxide, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A lime kiln combustion exhaust gas treatment device for calcium oxide production comprises a box body, a liquid inlet pipe is fixedly arranged on the top of the box body, an exhaust pipe is fixedly arranged on the top of one side of the box body, a moving mechanism is arranged inside the box body, an air inlet pipe is fixedly arranged on the bottom of one side of the box body, a flange is fixedly arranged on the outside of the air inlet pipe, a circulation mechanism is arranged inside the box body, the bottom end of the box body is inclined, a discharge groove is opened at the bottom end of the box body, a movable groove is opened on one side of the discharge groove, a movable mechanism is arranged inside the movable groove, and support legs are fixedly arranged on both sides of the bottom end of the box body.

[0007] Preferably, the moving mechanism comprises a mounting plate, a threaded groove, a threaded rod, a rotating motor, a moving block, a slider, a fixed plate and a telescopic tube, the mounting plate is fixedly arranged inside the box, the bottom end of the mounting plate is provided with a threaded groove, a threaded rod is arranged inside the threaded groove through a rotating shaft, a rotating motor is installed on one side of the box through a mounting seat, the rotating motor is transmission-connected to the threaded rod, a moving block is movably arranged on the outer side of the threaded rod through a threaded hole, a slider is fixedly arranged on the top end of the moving block, a fixing plate is fixedly arranged on the bottom end of the moving block, a telescopic tube is arranged on the outer side of the fixing plate, and one end of the telescopic tube is fixedly connected to the air intake pipe;

[0008] Preferably, a guide groove is provided at the top of the inner part of the thread groove, a guide rod is fixedly provided inside the guide groove, and the guide rod is movably connected to the slider;

[0009] Preferably, the circulation mechanism comprises a circulation pipe, a water pump, a bearing plate and a nozzle, a circulation pipe is fixedly arranged on one side of the box body, a water pump is fixedly arranged on one side of the circulation pipe, a bearing plate is fixedly arranged at one end of the circulation pipe at the top of one side of the inner side of the box body, and nozzles are fixedly arranged on both sides of the bottom end of the bearing plate;

[0010] Preferably, the movable mechanism comprises a driving motor, a screw, a top plate and a limit block, the driving motor is fixedly arranged at the bottom end of the movable groove, the output shaft of the driving motor is provided with a screw, the outer side of the screw is provided with a top plate through a thread, the top end of one side of the top plate is inclined, and a limit block is fixedly arranged on one side of the top end of the top plate;

[0011] Preferably, a limiting groove is provided at the top end inside the movable groove, a limiting rod is fixedly arranged inside the limiting groove, and the limiting rod is movably connected to the limiting block.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The combustion gas of another device is sucked into the box through the air intake pipe. At this time, the rotating motor is started to drive the threaded rod to rotate. Under the action of the guide rod and the slider, the moving block can move horizontally along the surface of the threaded rod, thereby driving the telescopic tube to move accordingly. At the same time, the water pump is started to drive the ammonia water inside the box to flow into the circulation pipe. Under the action of the circulation pipe, the ammonia water can be slowly sprayed out through the nozzle. This setting can effectively introduce the combustion exhaust gas into the box, and make the gas move back and forth inside the box, so that the gas inside the box is evenly dispersed. At the same time, with the action of the nozzle, the ammonia water can form a number of water droplets and fall down, so that the gas and the ammonia water are fully in contact, thereby improving the overall treatment effect of the equipment.

[0014] 2. By starting the drive motor, the screw is driven to rotate. At this time, under the action of the limit rod and the limit block, the top plate can move horizontally along the surface of the screw until one end of the top plate touches the inner wall of the discharge groove, and then the drive motor stops rotating. This setting can effectively control the displacement distance of the top plate, so that the equipment can effectively prevent the outflow of ammonia water during use, and when the ammonia water needs to be replaced, the top plate can be controlled to move back in time to discharge the internal ammonia water, thereby facilitating the staff to replace the ammonia water inside the box and improving the use effect of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall front view structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the overall front view and cross-sectional structure of the utility model;

[0017] Figure 3 For this utility model Figure 2 The enlarged schematic diagram of point A in the middle;

[0018] Figure 4 For this utility model Figure 2 A magnified schematic diagram of point B in the middle.

[0019] In the figure: 1. box body; 2. liquid inlet pipe; 3. exhaust pipe; 4. air inlet pipe; 5. flange; 6. discharge groove; 7. movable groove; 8. support leg; 9. mounting plate; 10. threaded groove; 11. threaded rod; 12. rotating motor; 13. moving block; 14. slider; 15. fixed plate; 16. telescopic tube; 17. guide groove; 18. guide rod; 19. circulation pipe; 20. water pump; 21. bearing plate; 22. nozzle; 23. driving motor; 24. screw; 25. top plate; 26. limit block; 27. limit groove; 28. limit rod. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0022] A lime kiln combustion exhaust gas treatment device for calcium oxide production, comprising a box body 1, a liquid inlet pipe 2 is fixedly arranged at the top of the box body 1, an exhaust pipe 3 is fixedly arranged at the top of one side of the box body 1, a moving mechanism is arranged inside the box body 1, an air inlet pipe 4 is fixedly arranged at the bottom of one side of the box body 1, a flange 5 is fixedly arranged on the outside of the air inlet pipe 4, a circulation mechanism is arranged inside the box body 1, the bottom end of the box body 1 is inclined, a discharge groove 6 is opened at the bottom end of the box body 1, a movable groove 7 is opened at one side of the discharge groove 6, a movable mechanism is arranged inside the movable groove 7, and support legs 8 are fixedly arranged on both sides of the bottom end of the box body 1;

[0023] Through the above scheme, under the action of the liquid inlet pipe 2, it is convenient for the staff to pour ammonia water into the box body 1, and under the action of the flange 5, it is convenient to form a quick connection efficiency between the box body 1 and other equipment to maintain the sealing of the connection.

[0024] In this embodiment, preferably, the moving mechanism includes a mounting plate 9, a threaded groove 10, a threaded rod 11, a rotating motor 12, a moving block 13, a slider 14, a fixed plate 15 and a telescopic tube 16. The mounting plate 9 is fixedly arranged inside the box body 1, and a threaded groove 10 is opened at the bottom end of the mounting plate 9. A threaded rod 11 is arranged inside the threaded groove 10 through a rotating shaft. A rotating motor 12 is installed on one side of the box body 1 through a mounting seat. The rotating motor 12 is transmission-connected to the threaded rod 11. A moving block 13 is movably arranged on the outside of the threaded rod 11 through a threaded hole. A slider 14 is fixedly arranged on the top of the moving block 13, and a fixed plate 15 is fixedly arranged on the bottom end of the moving block 13. A telescopic tube 16 is arranged on the outside of the fixed plate 15, and one end of the telescopic tube 16 is fixedly connected to the air intake pipe 4.

[0025] Through the above solution, the position of the telescopic tube 16 can be effectively controlled so that the gas discharged by the telescopic tube 16 is evenly diffused inside the box 1, thereby increasing the contact area.

[0026] In this embodiment, preferably, a guide groove 17 is provided at the top of the inner portion of the thread groove 10, a guide rod 18 is fixedly provided inside the guide groove 17, and the guide rod 18 is movably connected to the slider 14;

[0027] Through the above solution, the moving block 13 plays a role of limiting and guiding, so that the moving block 13 can move horizontally along the surface of the threaded rod 11;

[0028] In this embodiment, preferably, the circulation mechanism includes a circulation pipe 19, a water pump 20, a bearing plate 21 and a nozzle 22. The circulation pipe 19 is fixedly arranged on one side of the box body 1, and the water pump 20 is fixedly arranged on one side of the circulation pipe 19. The bearing plate 21 is fixedly arranged at one end of the circulation pipe 19 at the top of one side of the inner side of the box body 1, and the nozzles 22 are fixedly arranged on both sides of the bottom end of the bearing plate 21.

[0029] Through the above scheme, the ammonia water inside the box 1 is effectively circulated, so that the ammonia water can flow into the circulation pipe 19, and under the action of the nozzle 22, it can be evenly sprayed, so that the sprayed ammonia water and the gas are fully in contact, thereby improving the treatment effect;

[0030] In this embodiment, preferably, the movable mechanism includes a driving motor 23, a screw rod 24, a top plate 25 and a limit block 26. The driving motor 23 is fixedly arranged at the bottom end of the movable groove 7. The output shaft of the driving motor 23 is provided with a screw rod 24. The outer side of the screw rod 24 is provided with a top plate 25 through a thread. The top end of one side of the top plate 25 is inclined, and a limit block 26 is fixedly arranged on one side of the top end of the top plate 25.

[0031] Through the above scheme, the rotation speed of the screw rod 24 can be effectively controlled, thereby realizing the displacement distance control of the top plate 25 and the displacement control of the discharge groove 6. At the same time, this setting also facilitates the staff to replace the ammonia water inside the box body 1;

[0032] In this embodiment, preferably, a limiting groove 27 is provided at the top of the movable groove 7, a limiting rod 28 is fixedly arranged inside the limiting groove 27, and the limiting rod 28 is movably connected to the limiting block 26;

[0033] Through the above solution, the top plate 25 is provided with a limiting and guiding function, so that the top plate 25 can move horizontally along the surface of the screw rod 24 .

[0034] A lime kiln combustion exhaust gas treatment device for calcium oxide production in this embodiment sucks the combustion gas of another device into the box body 1 through the air intake pipe 4, and then starts the rotating motor 12 to drive the threaded rod 11 to rotate, and under the action of the guide rod 18 and the slider 14, the moving block 13 can be moved horizontally along the surface of the threaded rod 11, thereby driving the telescopic tube 16 to move accordingly, and at the same time, the water pump 20 is started to drive the ammonia water inside the box body 1 to flow into the circulation pipe 19, and under the action of the circulation pipe 19, the ammonia water can be slowly sprayed out through the nozzle 22. This setting can effectively introduce the combustion exhaust gas into the box body 1, and make the gas move back and forth inside the box body 1, so that the gas inside the box body 1 is evenly dispersed, and at the same time, with the action of the nozzle 22, the ammonia water can form a number of water droplets and fall down, so that the gas and the ammonia water are fully in contact, thereby improving the overall treatment effect of the equipment.

[0035] By starting the drive motor 23, the screw rod 24 is driven to rotate. At this time, under the action of the limit rod 28 and the limit block 26, the top plate 25 can be moved horizontally along the surface of the screw rod 24 until one end of the top plate 25 contacts the inner wall of the discharge groove 6, and then the rotation of the drive motor 23 is stopped. This setting can effectively control the displacement distance of the top plate 25, so that the equipment can effectively prevent the outflow of ammonia water during use, and when the ammonia water needs to be replaced, the top plate 25 can be controlled to move back in time to discharge the internal ammonia water, thereby facilitating the staff to replace the ammonia water inside the box body 1 and improving the use effect of the equipment.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A lime kiln combustion exhaust gas treatment device for calcium oxide production, comprising a housing (1), characterized in that: The top of the box body (1) is fixedly provided with a liquid inlet pipe (2), the top of one side of the box body (1) is fixedly provided with an exhaust pipe (3), a moving mechanism is arranged inside the box body (1), an air inlet pipe (4) is fixedly arranged at the bottom of one side of the box body (1), a flange (5) is fixedly arranged on the outside of the air inlet pipe (4), a circulation mechanism is arranged inside the box body (1), the bottom of the box body (1) is inclined, a discharge groove (6) is provided at the bottom of the box body (1), a movable groove (7) is provided on one side of the discharge groove (6), a movable mechanism is arranged inside the movable groove (7), and support legs (8) are fixedly arranged on both sides of the bottom of the box body (1).

2. A lime kiln combustion exhaust gas treatment device for calcium oxide production according to claim 1, characterized in that: The moving mechanism comprises a mounting plate (9), a threaded groove (10), a threaded rod (11), a rotating motor (12), a moving block (13), a slider (14), a fixed plate (15) and a telescopic tube (16); the mounting plate (9) is fixedly arranged inside the housing (1); a threaded groove (10) is provided at the bottom end of the mounting plate (9); a threaded rod (11) is arranged inside the threaded groove (10) via a rotating shaft; a rotating motor (12) is mounted on one side of the housing (1) via a mounting seat; the rotating motor (12) is transmission-connected to the threaded rod (11); a moving block (13) is movably arranged on the outer side of the threaded rod (11) via a threaded hole; a slider (14) is fixedly arranged on the top end of the moving block (13); a fixed plate (15) is fixedly arranged on the bottom end of the moving block (13); a telescopic tube (16) is arranged on the outer side of the fixed plate (15); one end of the telescopic tube (16) is fixedly connected to the air intake pipe (4).

3. A lime kiln combustion exhaust gas treatment device for calcium oxide production according to claim 2, characterized in that: A guide groove (17) is provided at the top end of the inner portion of the thread groove (10), a guide rod (18) is fixedly arranged inside the guide groove (17), and the guide rod (18) is movably connected to the slider (14).

4. A lime kiln combustion exhaust gas treatment device for calcium oxide production according to claim 1, characterized in that: The circulation mechanism comprises a circulation pipe (19), a water pump (20), a bearing plate (21) and a nozzle (22); the circulation pipe (19) is fixedly arranged on one side of the box body (1); the water pump (20) is fixedly arranged on one side of the circulation pipe (19); a bearing plate (21) is fixedly arranged at the top end of one side of the box body (1) and located at one end of the circulation pipe (19); and nozzles (22) are fixedly arranged on both sides of the bottom end of the bearing plate (21).

5. The lime kiln combustion exhaust gas treatment device for calcium oxide production according to claim 1, characterized in that: The movable mechanism comprises a driving motor (23), a screw rod (24), a top plate (25) and a limit block (26); the driving motor (23) is fixedly arranged at the bottom end of the movable groove (7); the output shaft of the driving motor (23) is provided with a screw rod (24); the outer side of the screw rod (24) is provided with a top plate (25) through a thread; the top end of one side of the top plate (25) is inclined; and the limit block (26) is fixedly arranged on one side of the top end of the top plate (25).

6. A lime kiln combustion exhaust gas treatment device for calcium oxide production according to claim 5, characterized in that: A limiting groove (27) is provided at the top end of the movable groove (7), a limiting rod (28) is fixedly arranged inside the limiting groove (27), and the limiting rod (28) is movably connected to the limiting block (26).

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