High-efficiency dust removal, desulfurization and denitrification integrated equipment for industrial furnace and use method of high-efficiency dust removal, desulfurization and denitrification integrated equipment

Abstract

The invention relates to the technical field of industrial flue gas treatment, in particular to efficient dust removal, desulfurization and denitrification integrated equipment for an industrial furnace and a using method.The equipment comprises a treatment box, a dust removal box, a smoke conveying coil pipe, a catalyst layer plate and a collection box, and the bottom and the upper portion of the treatment box are provided with a smoke inlet pipe and a smoke exhaust pipe correspondingly; the dedusting box is communicated with a smoke inlet pipe at the bottom of the treatment box through a smoke conveying pipe to dedust and filter smoke entering the treatment box, the smoke conveying coil pipe is fixedly installed at the bottom of the treatment box, the smoke is exhausted through a smoke exhaust pipe on the upper portion of the treatment box after being subjected to catalytic treatment through a catalyst layer plate, and the knocking assembly conducts high-frequency knocking on the catalyst layer plate. Impurities attached to a catalyst layer plate are vibrated and stripped, fall into the collecting box due to gravity and are collected into the collecting box through the obliquely arranged material guide plate and the material guide opening, and the problem that the reaction efficiency is reduced due to the fact that a catalyst in existing dust removal, desulfurization and denitrification integrated equipment is likely to be blocked during catalysis is solved.

Description

Technical Field

[0001] The invention relates to the technical field of industrial flue gas treatment, and in particular to an integrated device for high-efficiency dust removal, desulfurization and denitrification of industrial furnaces and a use method thereof. Background Art

[0002] With the development of society, people pay more and more attention to environmental protection, and various environmental protection industries have emerged. Denitrification equipment is one of them. Low-temperature denitrification equipment is generally arranged after the desulfurization device and the ash removal device. The flue gas does not need to be heated. The flue gas passing through the reactor has the characteristics of low temperature, low sulfur and low dust.

[0003] The denitrification reaction is generally carried out in a denitrification tower. The catalyst is set inside the low-temperature denitrification tower. The flue gas is denitrated by the denitrification catalyst. The catalyst is used to promote the reduction reaction of nitrogen oxides in the flue gas.

[0004] However, the catalyst in the existing integrated dust removal, desulfurization and denitrification equipment may be clogged during catalysis, resulting in a decrease in reaction efficiency. Summary of the invention

[0005] The purpose of the present invention is to provide an integrated device for efficient dust removal, desulfurization and denitrification of industrial furnaces and a method for using the device, which solves the problem that the catalyst in the existing integrated device for dust removal, desulfurization and denitrification may be blocked during catalysis, thereby causing a decrease in reaction efficiency.

[0006] To achieve the above-mentioned purpose, the present invention provides an integrated equipment for efficient dust removal, desulfurization and denitrification of industrial furnaces, comprising:

[0007] A treatment box, wherein a smoke inlet pipe and a smoke exhaust pipe are respectively arranged at the bottom and the top of the treatment box, and the treatment box is supported by multiple groups of supporting legs.

[0008] The dust removal box is installed at the bottom of the treatment box and is connected to the smoke inlet pipe at the bottom of the treatment box through the smoke delivery pipe, and is used to remove dust and filter the smoke entering the treatment box;

[0009] The smoke delivery coil is fixedly installed at the bottom of the treatment box and connected to the smoke inlet pipe to evenly deliver the smoke into the treatment box;

[0010] The catalyst layer plate is installed in the processing box, and a group of guide plates are installed on both sides thereof, and the two groups are slidably connected in the guide grooves on both sides of the processing box, one group of guide plates is elastically connected to the corresponding guide grooves through elastic members, and the other group of guide plates is transmission-connected to the knocking assembly, and the knocking assembly is installed in the corresponding guide grooves, and is used to perform high-frequency knocking on the catalyst layer plate, including a knocking hammer, and multiple groups of the knocking hammers are rotatably installed in the corresponding guide grooves, and are driven to rotate synchronously by the power assembly;

[0011] The collecting box is fixedly installed in the processing box and is located between the smoke delivery coil and the catalyst layer plate. It is used to collect impurities dropped by the catalyst layer plate due to vibration. A group of collecting channels are respectively provided on both sides of the collecting box. A collecting box is placed at the bottom of the collecting channel. The two groups of collecting channels are divided into multiple groups of air passages by partitions. Multiple groups of guide plates are staggeredly installed in the air passages. The lower end of the guide plate is provided with a guide port connected to the corresponding collecting channel.

[0012] As a further solution of the present invention, the number of the smoke delivery coils is two groups, and the bottom of the tube body of the smoke delivery coil is provided with an air outlet for the smoke to pass through.

[0013] As a further solution of the present invention, a dust filter element is placed in the dust removal box.

[0014] As a further solution of the present invention, the elastic member is a spring, and two ends of multiple groups of the springs are fixedly connected to the corresponding guide plates and guide grooves.

[0015] As a further solution of the present invention, the knocking hammer includes a knocking rod, a group of knocking rubber hammers are respectively installed at both ends of the knocking rod, a transmission shaft is vertically connected to the middle of the knocking rod, and the transmission shaft is rotatably connected to the corresponding guide groove.

[0016] As a further solution of the present invention, the power assembly includes a power shaft, a transmission bevel gear group and a power motor. The power shaft is rotatably installed on the corresponding guide groove, one end of which is transmission connected to the power motor, and the power shaft is transmission connected to the transmission shaft on the corresponding knocking rod through multiple sets of transmission bevel gear groups.

[0017] As a further solution of the present invention, the transmission bevel gear set includes a first bevel gear and a second bevel gear, and the first bevel gear and the second bevel gear are coaxially mounted on the transmission shaft and the drive shaft respectively.

[0018] At the same time, the present invention provides a flue gas treatment method, which is applied to the above-mentioned industrial furnace high-efficiency dust removal, desulfurization and denitrification integrated equipment, comprising the following steps:

[0019] The flue gas is passed into the treatment box after being dust-removed in the dust removal box;

[0020] The smoke delivery coil at the bottom of the treatment box evenly transports the smoke into the treatment box, and the smoke is transported upward through the collection box, and after catalytic treatment by the catalyst layer plate, it is discharged through the smoke exhaust pipe at the top of the treatment box;

[0021] The knocking assembly is used to perform high-frequency knocking on the catalyst layer plate to vibrate and peel off impurities attached to the catalyst layer plate. The impurities fall by gravity into the collection box and are collected into the collection box through the inclined guide plate and guide port.

[0022] Compared with the prior art, the present invention designs a processing box, a dust removal box, a smoke delivery coil, a catalyst layer plate and a collecting box. The catalyst layer plate is struck by a hammer to vibrate and peel off the impurities attached to it. The impurities fall by gravity into the collecting box and are collected in the collecting box through the inclined guide plates and guide ports. This solves the problem that the catalyst in the existing integrated dust removal, desulfurization and denitrification equipment may be blocked during catalysis, thereby causing a decrease in reaction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A schematic structural diagram of an integrated high-efficiency dust removal, desulfurization and denitrification equipment for industrial furnaces provided by the present invention.

[0024] Figure 2 The present invention provides Figure 1 A magnified schematic diagram of center A.

[0025] Figure 3 This is a schematic structural diagram of the power assembly provided by the present invention.

[0026] Figure 4 A cross-sectional view of a processing box provided by the present invention.

[0027] Figure 5 A top view of the processing box provided by the present invention.

[0028] In the attached drawings: 1. processing box; 2. smoke inlet pipe; 3. smoke exhaust pipe; 4. dust removal box; 5. smoke delivery coil; 6. collection box; 601. collection box; 602. material guide plate; 7. catalyst layer plate; 8. guide plate; 9. spring; 10. guide groove; 11. knocking hammer; 1101. knocking rod; 1102. knocking rubber hammer; 12. power assembly; 121. power shaft; 122. second bevel gear; 123. first bevel gear; 124. power motor. DETAILED DESCRIPTION

[0029] The technical solution of the present invention is further described in detail below in conjunction with specific implementation methods.

[0030] like Figure 1 , Figure 2 , Figure 4 as well as Figure 5 As shown, in an embodiment of the present invention, an integrated equipment for efficient dust removal, desulfurization and denitrification of industrial furnaces includes:

[0031] A treatment box 1, wherein a smoke inlet pipe 2 and a smoke exhaust pipe 3 are respectively arranged at the bottom and the top of the treatment box 1, and the treatment box 1 is supported by multiple groups of supporting legs.

[0032] The dust removal box 4 is installed at the bottom of the processing box 1 and is connected to the smoke inlet pipe 2 at the bottom of the processing box 1 through the smoke delivery pipe, and is used to remove dust and filter the smoke entering the processing box 1;

[0033] The smoke delivery coil 5 is fixedly mounted at the bottom of the treatment box 1 and connected to the smoke inlet pipe 2 to evenly deliver the smoke into the treatment box 1;

[0034] The catalyst layer plate 7 is installed in the processing box 1, and a group of guide plates 8 are installed on both sides thereof, and the two groups are slidably connected in the guide grooves 10 on both sides of the processing box 1, wherein one group of guide plates 8 is elastically connected to the corresponding guide grooves 10 through elastic members, and the other group of guide plates 8 is transmission-connected to the knocking assembly, and the knocking assembly is installed in the corresponding guide grooves 10, and is used to perform high-frequency knocking on the catalyst layer plate 7, and includes a knocking hammer 11, and multiple groups of the knocking hammers 11 are rotatably installed in the corresponding guide grooves 10, and are driven to rotate synchronously by the power assembly 12;

[0035] The collecting box 6 is fixedly installed in the processing box 1 and is located between the smoke delivery coil 5 and the catalyst layer plate 7. It is used to collect impurities dropped by the catalyst layer plate 7 due to vibration. A group of collecting channels are respectively provided on both sides of the collecting box 6. A collecting box 601 is placed at the bottom of the collecting channel. The two groups of collecting channels are divided into multiple groups of air passages by partitions. Multiple groups of guide plates 602 are staggeredly installed in the air passages. The lower end of the guide plate 602 is provided with a guide port connected to the corresponding collecting channel.

[0036] like Figure 1 As shown, in the embodiment of the present invention, the number of the smoke delivery coils 5 is two groups, and the bottom of the tube body of the smoke delivery coils 5 is provided with an outlet for the smoke to pass through. The present invention can evenly deliver the smoke to the treatment box 1 through the tortuous design of the two groups of smoke delivery coils 5, so that the catalyst layer plate 7 can catalyze the evenly placed smoke.

[0037] like Figure 1 As shown, in the embodiment of the present invention, a dust filter is placed in the dust removal box 4, and the dust filter can be replaced after being used for a long time.

[0038] like Figure 1 As shown, in an embodiment of the present invention, the elastic member is a spring 9, and both ends of multiple groups of the springs 9 are fixedly connected to the corresponding guide plates 8 and guide grooves 10. When the knocking hammer 11 knocks the corresponding guide plate 8, the spring 9 improves the stability of the catalyst layer plate 7 by expanding and contracting.

[0039] like Figure 2 and Figure 3As shown, in the embodiment of the present invention, the knocking hammer 11 includes a knocking rod 1101, and a group of knocking rubber hammers 1102 are respectively installed at both ends of the knocking rod 1101. A transmission shaft is vertically connected to the middle of the knocking rod 1101, and the transmission shaft is rotatably connected to the corresponding guide groove 10;

[0040] Furthermore, the power assembly 12 includes a power shaft 121, a transmission bevel gear group and a power motor 124. The power shaft 121 is rotatably installed on the corresponding guide groove 10, and one end thereof is transmission connected to the power motor 124. The power shaft 121 is transmission connected to the transmission shaft on the corresponding knocking rod 1101 through multiple sets of transmission bevel gear groups.

[0041] like Figure 2 and Figure 3 As shown, in an embodiment of the present invention, the transmission bevel gear group includes a first bevel gear 123 and a second bevel gear 122, and the first bevel gear 123 and the second bevel gear 122 are coaxially installed on the transmission shaft and the driving shaft respectively. The present invention can drive multiple groups of percussion hammers 11 to rotate synchronously by setting a group of power motors 124, thereby improving the utilization efficiency of the power motors 124.

[0042] At the same time, the present invention provides a flue gas treatment method, which is applied to the above-mentioned industrial furnace high-efficiency dust removal, desulfurization and denitrification integrated equipment, including the following steps: the flue gas is passed into the treatment box 1 after dust removal by the dust removal box 4, and the flue gas is evenly transported to the treatment box 1 by the smoke delivery coil 5 at the bottom of the treatment box 1. The flue gas is transported upward through the collection box 6, and after catalytic treatment by the catalyst layer plate 7, it is discharged through the exhaust pipe 3 on the upper part of the treatment box 1. The knocking component is used to perform high-frequency knocking on the catalyst layer plate 7 to vibrate and peel off impurities attached to the catalyst layer plate 7. The impurities fall by gravity and fall into the collection box 6. They are collected in the collection box 601 through the inclined guide plate 602 and the guide port.

[0043] In summary, the present invention designs a processing box 1, a dust removal box 4, a smoke delivery coil 5, a catalyst layer plate 7 and a collecting box 6. The catalyst layer plate 7 is struck by a hammer 11 to vibrate and peel off the impurities attached thereto. The impurities fall due to gravity and fall into the collecting box 6. They are collected in the collecting box 601 through the inclined guide plate 602 and the guide port. This solves the problem that the catalyst in the existing integrated dust removal, desulfurization and denitrification equipment may be blocked during catalysis, thereby causing a decrease in reaction efficiency.

[0044] The preferred embodiments of the present invention are described in detail above, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of the present invention.

Claims

1. An integrated equipment for efficient dust removal, desulfurization and denitrification of industrial furnaces, characterized in that: include; A treatment box, wherein a smoke inlet pipe and a smoke exhaust pipe are respectively arranged at the bottom and the top of the treatment box, and the treatment box is supported by multiple groups of supporting legs. The dust removal box is installed at the bottom of the treatment box and is connected to the smoke inlet pipe at the bottom of the treatment box through the smoke delivery pipe, and is used to remove dust and filter the smoke entering the treatment box; The smoke delivery coil is fixedly installed at the bottom of the treatment box and connected to the smoke inlet pipe to evenly deliver the smoke into the treatment box; The catalyst layer plate is installed in the processing box, and a group of guide plates are installed on both sides thereof, and the two groups are slidably connected in the guide grooves on both sides of the processing box, one group of guide plates is elastically connected to the corresponding guide grooves through elastic members, and the other group of guide plates is transmission-connected to the knocking assembly, and the knocking assembly is installed in the corresponding guide grooves, and is used to perform high-frequency knocking on the catalyst layer plate, including a knocking hammer, and multiple groups of the knocking hammers are rotatably installed in the corresponding guide grooves, and are driven to rotate synchronously by the power assembly; The collecting box is fixedly installed in the processing box and is located between the smoke delivery coil and the catalyst layer plate. It is used to collect impurities dropped by the catalyst layer plate due to vibration. A group of collecting channels are respectively provided on both sides of the collecting box. A collecting box is placed at the bottom of the collecting channel. The two groups of collecting channels are divided into multiple groups of air passages by partitions. Multiple groups of guide plates are staggeredly installed in the air passages. The lower end of the guide plate is provided with a guide port connected to the corresponding collecting channel.

2. The high-efficiency integrated dust removal, desulfurization and denitrification equipment for industrial furnaces according to claim 1 is characterized in that: The number of the smoke delivery coils is two groups, and the bottom of the tube body of the smoke delivery coil is provided with an air outlet for the smoke to pass through.

3. The high-efficiency integrated dust removal, desulfurization and denitrification equipment for industrial furnaces according to claim 1 is characterized in that: A dust removal filter element is placed in the dust removal box.

4. The high-efficiency integrated dust removal, desulfurization and denitrification equipment for industrial furnaces according to claim 1 is characterized in that: The elastic member is a spring, and two ends of multiple groups of the springs are fixedly connected to the corresponding guide plates and guide grooves.

5. The high-efficiency integrated dust removal, desulfurization and denitrification equipment for industrial furnaces according to claim 1 is characterized in that: The knocking hammer comprises a knocking rod, and a group of knocking rubber hammers are respectively installed at both ends of the knocking rod. A transmission shaft is vertically connected to the middle of the knocking rod, and the transmission shaft is rotatably connected to the corresponding guide groove.

6. The high-efficiency integrated dust removal, desulfurization and denitrification equipment for industrial furnaces according to claim 5 is characterized in that: The power assembly includes a power shaft, a transmission bevel gear set and a power motor. The power shaft is rotatably installed on the corresponding guide groove, and one end of the power shaft is transmission-connected to the power motor. The power shaft is transmission-connected to the transmission shaft on the corresponding knocking rod through multiple sets of transmission bevel gear sets.

7. The high-efficiency integrated dust removal, desulfurization and denitrification equipment for industrial furnaces according to claim 1 is characterized in that: The transmission bevel gear set includes a first bevel gear and a second bevel gear, and the first bevel gear and the second bevel gear are coaxially mounted on the transmission shaft and the driving shaft respectively.

8. A flue gas treatment method, characterized in that: The high-efficiency integrated dust removal, desulfurization and denitrification equipment for industrial furnaces as claimed in any one of claims 1 to 7 comprises the following steps: The flue gas is passed into the treatment box after being dust-removed in the dust removal box; The smoke delivery coil at the bottom of the treatment box evenly transports the smoke into the treatment box, and the smoke is transported upward through the collection box, and after catalytic treatment by the catalyst layer plate, it is discharged through the smoke exhaust pipe at the top of the treatment box; The knocking assembly is used to perform high-frequency knocking on the catalyst layer plate to vibrate and peel off impurities attached to the catalyst layer plate. The impurities fall by gravity into the collection box and are collected into the collection box through the inclined guide plate and guide port.

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