Desulfurization device for cement kiln

Abstract

The utility model relates to the technical field of cement kiln desulfurization, in particular to a cement kiln desulfurization device, which is provided with a water return mechanism and a gas pumping mechanism, so that in the desulfurization process of a cement kiln, discharged gas can be more fully purified, and the vulcanization quality is improved. Comprising a stirring mechanism; the filtering mechanism is mounted at the lower end of the stirring mechanism, the water returning mechanism is mounted at the right end of the filtering mechanism, the air pumping mechanism is mounted on the left side of the stirring mechanism, and the absorbing mechanism is mounted at the upper end of the stirring mechanism; the stirring mechanism is used for stirring, the filtering mechanism is used for filtering, the water returning mechanism is used for returning water, the air pumping mechanism is used for pumping air, and the absorbing mechanism is used for absorbing.

Description

Technical Field

[0001] The utility model relates to the technical field of cement kiln desulfurization, in particular to a cement kiln desulfurization device. Background Art

[0002] Cement kiln desulfurization refers to the process of using specific technical means to treat and control sulfur dioxide generated during the cement production process.

[0003] In the existing cement kiln desulfurization device, for example, a cement kiln desulfurization device disclosed in the utility model patent with application number 202222936911.8, during desulfurization, the utility model injects sodium hydroxide solution into the sodium hydroxide solution diversion ring through a high-pressure pump, so that the sodium hydroxide solution is sprayed from the spray pipe to the spoiler assembly, and at the same time, the motor is started, and the motor drives the spoiler assembly to rotate to disrupt the flow direction of the sulfur-containing gas, prolong the time in the desulfurization cylinder, so that the sulfur-containing gas and the sodium hydroxide solution are fully integrated, thereby improving the desulfurization efficiency and avoiding environmental pollution.

[0004] However, in the desulfurization process of cement kilns, when purifying a large amount of harmful gases in cement kilns, it is not easy to fully purify the materials using the spraying method, which leads to a reduction in the purification effect. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a cement kiln desulfurization device which can purify the discharged gas more fully and improve the vulcanization quality during the cement kiln desulfurization process by arranging a water return mechanism and an air pumping mechanism.

[0006] The utility model discloses a cement kiln desulfurization device, comprising a stirring mechanism; a filtering mechanism, a water return mechanism, an air pumping mechanism and an absorption mechanism, wherein the filtering mechanism is installed at the lower end of the stirring mechanism, the water return mechanism is installed at the right end of the filtering mechanism, the air pumping mechanism is installed at the left end of the stirring mechanism, and the absorption mechanism is installed at the upper end of the stirring mechanism;

[0007] The stirring mechanism stirs, the filtering mechanism filters, the water return mechanism returns water, the air pumping mechanism pumps air, and the absorption mechanism absorbs; the gas is pumped into the stirring mechanism by opening the air pumping mechanism, the gas and the solution are fully contacted and purified by opening the stirring mechanism, the solution is filtered by the filtering mechanism, and the solution is refluxed for secondary purification by opening the water return mechanism, and the exhausted gas is absorbed and purified by the absorption mechanism, so that the exhausted gas can be more fully purified during the cement kiln desulfurization process, thereby improving the vulcanization quality.

[0008] Preferably, the stirring mechanism includes a desulfurization bin, a stirring shaft, a motor and a solenoid valve. The stirring shaft is rotatably installed in the desulfurization bin, and the input end of the stirring shaft extends to the upper side of the desulfurization bin. The motor is installed at the upper end of the desulfurization bin, and the output end of the motor is connected to the input end of the stirring shaft. The solenoid valve is installed at the lower end of the desulfurization bin. The stirring shaft is driven by turning on the motor to rotate the stirring shaft to stir the gas and solution, thereby making the purification more complete, and the solution is discharged by opening the solenoid valve.

[0009] Preferably, the filtering mechanism includes a liquid bin and a filter screen. The liquid bin is installed at the lower end of the desulfurization bin and is connected to the output end of the solenoid valve. The filter screen is slidably installed in the liquid bin. The discharged solution is filtered through the filter screen.

[0010] Preferably, the water return mechanism includes a pump, a spray head and a water pipe. The pump is installed at the right end of the liquid bin, and the pump input extends into the liquid bin. The spray head is installed in the desulfurization bin, and the pump output is connected to the spray head input through a water pipe. By turning on the pump, the filtered solution is atomized and sprayed into the desulfurization bin through the water pipe and the spray head for secondary fusion and purification with the gas.

[0011] Preferably, the air pumping mechanism includes a kiln body, a fan, a one-way valve, an air pipe and an injection head. The kiln body is installed on the left side of the desulfurization bin, the fan is installed on the right end of the kiln body, the one-way valve is installed on the left end of the desulfurization bin, and the fan output end is connected to the one-way valve input end through the air pipe. The injection head is installed in the desulfurization bin, and the injection head input end is connected to the one-way valve output end. The exhaust gas is dispersed and discharged by the injection head through the air pipe in conjunction with the one-way valve by turning on the fan.

[0012] Preferably, the absorption mechanism includes a gas bin and multiple groups of carbon nets, the gas bin is installed at the upper end of the desulfurization bin, and the multiple groups of carbon nets are slidably installed in the gas bin; the exhaust gas is absorbed and filtered by the carbon nets.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the gas is pumped into the stirring mechanism by opening the gas pump mechanism, the gas and the solution are fully contacted and purified by opening the stirring mechanism, the solution is filtered by the filtering mechanism, and the solution is refluxed for secondary purification by opening the water return mechanism, and the exhausted gas is absorbed and purified by the absorption mechanism, so that the exhausted gas can be more fully purified during the cement kiln desulfurization process, thereby improving the vulcanization quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the front view and section axonometric structure of the utility model;

[0016] Figure 3It is a schematic diagram of the axonometric structure of the utility model in top view;

[0017] Figure 4 It is a schematic diagram of the axonometric structure of the utility model in a bottom-view cross-section;

[0018] Markings in the attached drawing: 1. stirring mechanism; 11. desulfurization bin; 12. stirring shaft; 13. motor; 14. solenoid valve; 2. filtering mechanism; 21. liquid bin; 22. filter screen; 3. water return mechanism; 31. pump; 32. sprinkler head; 33. water pipe; 4. air pump mechanism; 41. kiln body; 42. fan; 43. one-way valve; 44. air pipe; 45. jet head; 5. absorption mechanism; 51. gas bin; 52. carbon net. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0020] Example 1

[0021] like Figures 1 to 4 As shown, it includes a stirring mechanism 1, a filtering mechanism 2, a water return mechanism 3, an air pumping mechanism 4 and an absorption mechanism 5, wherein the filtering mechanism 2 is installed at the lower end of the stirring mechanism 1, the water return mechanism 3 is installed at the right end of the filtering mechanism 2, the air pumping mechanism 4 is installed at the left side of the stirring mechanism 1, and the absorption mechanism 5 is installed at the upper end of the stirring mechanism 1;

[0022] The stirring mechanism 1 stirs, the filtering mechanism 2 filters, the water return mechanism 3 returns water, the air pumping mechanism 4 pumps air, and the absorption mechanism 5 absorbs;

[0023] The stirring mechanism 1 includes a desulfurization bin 11, a stirring shaft 12, a motor 13 and a solenoid valve 14. The stirring shaft 12 is rotatably installed in the desulfurization bin 11, and the input end of the stirring shaft 12 extends to the upper side of the desulfurization bin 11. The motor 13 is installed at the upper end of the desulfurization bin 11, and the output end of the motor 13 is connected to the input end of the stirring shaft 12. The solenoid valve 14 is installed at the lower end of the desulfurization bin 11;

[0024] The filtering mechanism 2 includes a liquid tank 21 and a filter screen 22. The liquid tank 21 is installed at the lower end of the desulfurization tank 11, and the liquid tank 21 is connected to the output end of the solenoid valve 14. The filter screen 22 is slidably installed in the liquid tank 21.

[0025] The water return mechanism 3 includes a pump 31, a spray head 32 and a water pipe 33. The pump 31 is installed at the right end of the liquid tank 21, and the input end of the pump 31 extends into the liquid tank 21. The spray head 32 is installed in the desulfurization tank 11, and the output end of the pump 31 is connected to the input end of the spray head 32 through the water pipe 33.

[0026] The air pump mechanism 4 includes a kiln body 41, a fan 42, a one-way valve 43, an air pipe 44 and an air jet 45. The kiln body 41 is installed on the left side of the desulfurization bin 11, the fan 42 is installed on the right end of the kiln body 41, the one-way valve 43 is installed on the left end of the desulfurization bin 11, and the output end of the fan 42 is connected to the input end of the one-way valve 43 through the air pipe 44. The air jet 45 is installed in the desulfurization bin 11, and the input end of the air jet 45 is connected to the output end of the one-way valve 43.

[0027] The absorption mechanism 5 includes a gas bin 51 and a plurality of carbon nets 52. The gas bin 51 is installed at the upper end of the desulfurization bin 11, and the plurality of carbon nets 52 are slidably installed in the gas bin 51.

[0028] By turning on the fan 42 and cooperating with the one-way valve 43 through the air pipe 44, the exhaust gas is dispersed and discharged by the jet head 45. By turning on the motor 13, the stirring shaft 12 is driven to rotate the stirring shaft 12 to stir the gas and the solution, so that the purification is more complete. By opening the solenoid valve 14, the solution is discharged, and the discharged solution is filtered through the filter 22. At the same time, by turning on the pump 31, the filtered solution is atomized and sprayed into the desulfurization chamber 11 through the water pipe 33 and the spray head 32 to perform secondary fusion and purification with the gas. The discharged gas is absorbed and purified by the carbon net 52, so that the discharged gas can be more fully purified during the cement kiln desulfurization process, thereby improving the vulcanization quality.

[0029] like Figures 1 to 4 As shown, a cement kiln desulfurization device of the utility model, when working, by turning on the fan 42, through the air pipe 44 and the one-way valve 43, the exhaust gas is dispersed and discharged by the jet head 45, and the stirring shaft 12 is driven by the motor 13 to rotate the stirring shaft 12 to stir the gas and the solution, so as to make the purification more complete, the solution is discharged by opening the solenoid valve 14, and the discharged solution is filtered by the filter 22, and at the same time, by turning on the pump 31, the filtered solution is atomized and sprayed into the desulfurization bin 11 through the water pipe 33 and the spray head 32 for secondary fusion and purification with the gas, and the discharged gas is absorbed and purified by the carbon net 52.

[0030] The motor 13, pump 31 and fan 42 of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manuals, without the need for creative work by technicians in the field.

[0031] The main function achieved by the utility model is: in the desulfurization process of the cement kiln, by arranging the water return mechanism and the air pump mechanism, the discharged gas can be more fully purified in the desulfurization process of the cement kiln, thereby improving the vulcanization quality.

[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A cement kiln desulfurization device, comprising a stirring mechanism (1); characterized in that: It also comprises a filtering mechanism (2), a water return mechanism (3), an air pumping mechanism (4) and an absorption mechanism (5), wherein the filtering mechanism (2) is mounted at the lower end of the stirring mechanism (1), the water return mechanism (3) is mounted at the right end of the filtering mechanism (2), the air pumping mechanism (4) is mounted at the left end of the stirring mechanism (1), and the absorption mechanism (5) is mounted at the upper end of the stirring mechanism (1); The stirring mechanism (1) performs stirring, the filtering mechanism (2) performs filtering, the water return mechanism (3) performs water return, the air pumping mechanism (4) performs air pumping, and the absorption mechanism (5) performs absorption; The water return mechanism (3) comprises a pump (31), a spray head (32) and a water pipe (33); the pump (31) is installed at the right end of the liquid tank (21), and the input end of the pump (31) extends into the liquid tank (21); the spray head (32) is installed in the desulfurization tank (11), and the output end of the pump (31) is connected to the input end of the spray head (32) through the water pipe (33); The air pump mechanism (4) comprises a kiln body (41), a fan (42), a one-way valve (43), an air pipe (44) and an air jet head (45). The kiln body (41) is installed on the left side of the desulfurization chamber (11), the fan (42) is installed on the right end of the kiln body (41), the one-way valve (43) is installed on the left end of the desulfurization chamber (11), and the output end of the fan (42) is connected to the input end of the one-way valve (43) through the air pipe (44). The air jet head (45) is installed in the desulfurization chamber (11), and the input end of the air jet head (45) is connected to the output end of the one-way valve (43).

2. A cement kiln desulfurization device as claimed in claim 1, characterized in that: The stirring mechanism (1) comprises a desulfurization bin (11), a stirring shaft (12), a motor (13) and a solenoid valve (14); the stirring shaft (12) is rotatably mounted in the desulfurization bin (11), and the input end of the stirring shaft (12) extends to the upper side of the desulfurization bin (11); the motor (13) is mounted at the upper end of the desulfurization bin (11), and the output end of the motor (13) is connected to the input end of the stirring shaft (12); and the solenoid valve (14) is mounted at the lower end of the desulfurization bin (11).

3. A cement kiln desulfurization device as claimed in claim 2, characterized in that: The filtering mechanism (2) comprises a liquid bin (21) and a filter screen (22). The liquid bin (21) is installed at the lower end of the desulfurization bin (11), and the liquid bin (21) is connected to the output end of the electromagnetic valve (14). The filter screen (22) is slidably installed in the liquid bin (21).

4. A cement kiln desulfurization device as claimed in claim 2, characterized in that: The absorption mechanism (5) comprises a gas bin (51) and a plurality of groups of carbon nets (52); the gas bin (51) is installed at the upper end of the desulfurization bin (11); and the plurality of groups of carbon nets (52) are slidably installed in the gas bin (51).

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