Waste gas emission treatment device for catalytic combustion furnace

Abstract

The utility model discloses a waste gas emission treatment device for a catalytic combustion furnace, which belongs to the technical field of waste gas treatment and comprises a reaction barrel, a grid box arranged in the reaction barrel, a box cover connected to the top of the grid box, a button handle arranged at the top of the box cover, and a stirring rod fixedly connected to the upper half part of a mounting shaft. The bottom of the mounting shaft penetrates through the bottom of the grid box to be fixedly connected with a motor. According to the waste gas emission treatment device of the catalytic combustion furnace, by arranging the reaction barrel, the grid box, the motor, the stirring rod and an oxygen input hole, negative pressure is generated when the suction fan works, oxygen is sucked into the reaction barrel, solid catalytic substances are contained in the grid box, the motor works to drive the mounting shaft to rotate, the stirring rod stirs the solid catalytic substances, and the solid catalytic substances are discharged. The solid catalytic substance is in full contact with oxygen, and the reacted gas enters the upper half part of the interior of the heat storage box through the gas conveying pipe to heat the copper circuitous plate, so that the utilization efficiency of resources is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of waste gas treatment, in particular to a waste gas emission treatment device for a catalytic combustion furnace. Background Art

[0002] During the use of current catalytic combustion furnaces, due to the fixed position of the catalyst, when the exhaust gas is input into the catalytic combustion chamber, the air circulation in the catalytic combustion chamber is not smooth, the air circulation speed is too fast or too slow, the exhaust gas is difficult to fully merge with the catalyst and oxygen, and the catalyst is mostly fixed, resulting in limited contact between the exhaust gas, oxygen and the solid catalyst, reducing the catalytic efficiency, and traditional exhaust gas catalytic combustion devices mostly cool the device first and then process it, resulting in the direct discharge of high-temperature gas after catalysis, without recycling the waste heat, thereby wasting resources. Utility Model Content

[0003] In order to overcome the above-mentioned defects, the utility model provides a catalytic combustion furnace exhaust gas emission treatment device, which transports oxygen into the reaction barrel through a suction fan, thereby solving the problem of insufficient fusion of the catalyst and oxygen. The solid catalyst is fully stirred through the operation of the turbulent structure, thereby deepening the contact between the exhaust gas, oxygen and the catalyst, improving the catalytic efficiency, and recycling the waste heat generated by the catalysis, thereby improving the utilization efficiency of resources.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a catalytic combustion furnace exhaust gas emission treatment device, comprising a reaction barrel, a device cover is provided on the top of the reaction barrel, a gas pipe is connected to the top of the device cover, a tail end of the gas pipe is connected to a heat storage box, an exhaust hole is provided on the top of the heat storage box, an exhaust gas input hole is provided on the right side of the heat storage box, a copper detour plate is provided inside the heat storage box, and a turbulent structure is provided inside the reaction barrel.

[0005] As a further solution of the utility model: the bottom of the reaction barrel is fixedly connected with support columns, and the number of the support columns is three.

[0006] As a further solution of the utility model: a second support column is fixedly connected to the bottom of the heat storage box, the number of the second support columns is four, and the second support columns are arranged at the four bottom corners of the heat storage box.

[0007] As a further solution of the utility model: a grid box is arranged inside the reaction barrel, a box cover is connected to the top of the grid box, and a button handle is arranged on the top of the box cover.

[0008] As a further solution of the utility model: the spoiler structure includes a mounting shaft, the upper part of which is fixedly connected to a stirring rod, the number of the stirring rods is several, the bottom of the mounting shaft passes through the bottom of the grid box and is fixedly connected to a motor, and the motor is fixedly connected to the bottom end of the reaction barrel.

[0009] As a further solution of the utility model: an oxygen input hole is opened at the bottom of the reaction barrel, a filter plate is arranged inside the exhaust gas input hole, and air suction fans are arranged inside the oxygen input hole and the exhaust gas input hole, one of the air suction fans is located on the left side of the filter plate, and the air suction fan is fixedly connected to the heat storage box through a fixing plate.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The exhaust gas emission treatment device of the catalytic combustion furnace is provided with a reaction barrel, a grid box, a motor, a stirring rod and an oxygen input hole. During operation, the suction fan works to generate negative pressure and suck oxygen into the interior of the reaction barrel. The grid box is filled with solid catalytic material. The motor works to drive the installation shaft to rotate, so that the stirring rod stirs the solid catalytic material, so that the solid catalytic material is fully in contact with oxygen, thereby improving the catalytic efficiency. The gas after the reaction enters the upper part of the heat storage box through the gas pipe, thereby heating the copper detour plate, recycling the waste heat and avoiding the waste of resources.

[0012] 2. The exhaust gas emission treatment device of the catalytic combustion furnace is provided with a heat storage box, an exhaust gas input hole, an air suction fan, a filter plate, and a copper detour plate. During operation, the air suction fan works to generate negative pressure, and the exhaust gas enters the lower half of the heat storage box through the exhaust gas input hole. The copper detour plate in the heat storage box preheats the exhaust gas entering the heat storage box, thereby heating the incoming exhaust gas and improving the catalytic effect.

[0013] 3. The catalytic combustion furnace exhaust gas emission treatment device is equipped with a filter plate. When the exhaust gas passes through the exhaust gas input hole, the filter plate filters out large particles in the exhaust gas to prevent some larger impurities from entering the interior of the heat storage tank. At the same time, it prevents larger impurities from damaging the intake fan and causing problems such as machine jamming. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a three-dimensional cross-sectional structural schematic diagram of the utility model;

[0016] Figure 3 For this utility model Figure 2 A schematic diagram of the structure of part B in FIG.

[0017] Figure 4 For this utility model Figure 2 Schematic diagram of the structure of part A;

[0018] In the figure: 1. reaction barrel; 2. support column; 3. device cover; 4. gas transmission pipe; 5. gas supply pipe; 6. heat storage box; 7. exhaust hole; 8. exhaust gas input hole; 9. grid box; 10. box cover; 11. stirring rod; 12. motor; 13. button handle; 14. mounting shaft; 15. copper detour plate; 16. suction fan; 17. fixing plate; 18. filter plate; 19. oxygen input hole; 20. spoiler structure; 21. second support column. DETAILED DESCRIPTION

[0019] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0020] like Figure 1-4 As shown, the utility model provides a technical solution: a catalytic combustion furnace exhaust gas emission treatment device, including a reaction barrel 1, a device cover 3 is provided on the top of the reaction barrel 1, the device cover 3 is convenient for replacing the solid catalytic material in the internal grid box 9, the top of the device cover 3 is connected to a gas pipeline 4, and the filtered gas can enter the interior of the heat storage box 6 through the gas pipeline 4, the tail end of the gas pipeline 4 is connected to the heat storage box 6, and an exhaust hole 7 is provided on the top of the heat storage box 6, which is convenient for discharging the filtered gas into the air again, and an exhaust gas input hole 8 is provided on the right side of the heat storage box 6, which is convenient for inputting the exhaust gas into the lower half of the interior of the heat storage box 6, and a copper detour plate 15 is arranged inside the heat storage box 6, the copper detour plate 15 can absorb and transfer heat, and can also isolate the upper and lower parts of the heat storage box 6 to avoid mixing of the input exhaust gas and the catalyzed gas, and a turbulent structure 20 is provided inside the reaction barrel 1, which can fully catalyze the solid catalyst and improve the catalytic efficiency.

[0021] A support column 2 is fixedly connected to the bottom of the reaction barrel 1 . There are four support columns 2 . The reaction barrel 1 is supported by a plurality of support columns 2 , so that the balance of the reaction barrel 1 can be maintained, thereby ensuring the stability of the reaction.

[0022] A second support column 21 is fixedly connected to the bottom of the heat storage box 6. There are four second support columns 21, and the second support columns 21 are arranged at the four bottom corners of the heat storage box 6. The balance of the heat storage box 6 can be maintained by the support of multiple second support columns, thereby ensuring the stability of the heat storage box 6.

[0023] A grid box 9 is provided inside the reaction barrel 1. When oxygen is input, it can pass through the grid box 9 and react with the solid catalyst inside the grid box 9. A box cover 10 is connected to the top of the grid box 9. A button handle 13 is provided on the top of the box cover 10. When the solid catalyst is used up, the box cover 10 is opened to replace the solid catalyst in time.

[0024] The spoiler structure 20 includes a mounting shaft 14, the upper part of which is fixedly connected to a stirring rod 11. There are several stirring rods 11, and the stirring rods 11 can stir the solid catalytic substance so that it is fully in contact with oxygen, thereby improving the efficiency of the reaction and avoiding waste of the catalyst. The bottom of the mounting shaft 14 passes through the bottom of the grid box 9 and is fixedly connected to the motor 12. When the motor 12 is working, it will drive the rotation of the mounting shaft 14, thereby driving the stirring rods 11 to work. The motor 12 is fixedly connected to the bottom end of the reaction barrel 1.

[0025] An oxygen input hole 19 is provided at the bottom of the reaction barrel 1, and a filter plate 18 is provided inside the exhaust gas input hole 8. Both the oxygen input hole 19 and the exhaust gas input hole 8 are provided with an air suction fan 16, and one of the air suction fans 16 is located on the left side of the filter plate 18. When the exhaust gas passes through the exhaust gas input hole 8, the filter plate 18 filters out large particles in the exhaust gas to prevent some larger impurities from entering the interior of the heat storage tank 6, and at the same time prevent larger impurities from damaging the air suction fan 16 and causing problems such as jamming. The air suction fan 16 is fixedly connected to the heat storage tank 6 using a fixing plate 17.

[0026] The working principle of the utility model is:

[0027] During operation, the suction fan 16 works to generate negative pressure, sucking oxygen into the interior of the reaction barrel 1;

[0028] A grid box 9 is provided inside the reaction barrel 1. A solid catalyst is contained inside the grid box 9. The motor 12 drives the mounting shaft 14 to rotate, so that the stirring rod 11 stirs the solid catalyst. The gas after the reaction enters the upper part of the heat storage tank 6 through the gas pipe 4, thereby heating the copper detour plate 15. The gas is then discharged through the exhaust hole 7.

[0029] During operation, the suction fan 16 works to generate negative pressure, and the exhaust gas enters the lower half of the heat storage tank 6 through the exhaust gas input hole 8. The copper detour plate 15 in the heat storage tank 6 preheats the exhaust gas entering the heat storage tank 6, and then enters the reaction barrel 1 through the air supply pipe 5.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0031] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A catalytic combustion furnace exhaust gas treatment device, comprising a reaction barrel (1), characterized in that: The top of the reaction barrel (1) is provided with a device cover (3), the top of the device cover (3) is connected to a gas supply pipe (4), the tail end of the gas supply pipe (4) is connected to a heat storage box (6), the top of the heat storage box (6) is provided with an exhaust hole (7), the right side of the heat storage box (6) is provided with an exhaust gas input hole (8), a copper detour plate (15) is provided inside the heat storage box (6), and a spoiler structure (20) is provided inside the reaction barrel (1).

2. A catalytic combustion furnace exhaust gas treatment device according to claim 1, characterized in that: The bottom of the reaction barrel (1) is fixedly connected with a support column (2), and the number of the support columns (2) is three.

3. The exhaust gas treatment device for a catalytic combustion furnace according to claim 1, characterized in that: The bottom of the heat storage box (6) is fixedly connected with a second support column (21), the number of the second support columns (21) is four, and the second support columns (21) are arranged at the four bottom corners of the heat storage box (6).

4. The exhaust gas treatment device for a catalytic combustion furnace according to claim 1, characterized in that: A grid box (9) is provided inside the reaction barrel (1), a box cover (10) is connected to the top of the grid box (9), and a button handle (13) is provided on the top of the box cover (10).

5. The exhaust gas treatment device for a catalytic combustion furnace according to claim 1, characterized in that: The spoiler structure (20) comprises a mounting shaft (14), the upper part of which is fixedly connected to a stirring rod (11), the number of the stirring rods (11) being several, the bottom of the mounting shaft (14) passing through the bottom of the grid box (9) being fixedly connected to a motor (12), and the motor (12) being fixedly connected to the bottom end of the reaction barrel (1).

6. The exhaust gas treatment device for a catalytic combustion furnace according to claim 1, characterized in that: The bottom of the reaction barrel (1) is provided with an oxygen input hole (19), a filter plate (18) is provided inside the exhaust gas input hole (8), and suction fans (16) are provided inside both the oxygen input hole (19) and the exhaust gas input hole (8), one of the suction fans (16) is located on the left side of the filter plate (18), and the suction fan (16) is fixedly connected to the heat storage box (6) via a fixing plate (17).

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