Raw flue gas treatment device for semi-coke gasification furnace

Abstract

The utility model discloses a semi-coke gasification furnace crude flue gas treatment device which comprises a combustion furnace, the upper end face of the combustion furnace is fixedly connected with a conveying pipe, the end, away from the combustion furnace, of the conveying pipe is fixedly connected with a filter box, the end, away from the conveying pipe, of the filter box is fixedly connected with a smoke exhaust pipe, and the inner wall fan of the filter box is fixedly connected with a limiting frame. The upper end face of the limiting frame is movably connected with a fixing plate, the lower end face of the fixing plate is fixedly connected with a plurality of evenly-distributed connecting buttons, the outer walls of the connecting buttons are in threaded connection with connecting columns, and the ends, away from the connecting buttons, of the connecting columns are fixedly connected with activated carbon pipes. According to the flue gas purification device, the flue gas purification device is arranged, toxic gas and microparticle impurities in flue gas are adsorbed and filtered, flue gas emission safety is guaranteed, a fixing plate can be quickly unlocked through two locking columns and two locking grooves, an activated carbon pipe can be conveniently and quickly replaced, the activated carbon pipe is prevented from losing action after being saturated, and the replacement efficiency and speed of the activated carbon pipe are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flue gas treatment devices, in particular to a flue gas treatment device for a blue coke gasification furnace. Background Art

[0002] The gasifier is an environmentally friendly, energy-saving and clean burning appliance. During the use of the gasifier, it is usually burned with lignite to provide heat. As a fixed fuel of carbon element, lignite will produce a large amount of sulfur monoxide asphyxiating gas and a large amount of sulfur dioxide if the combustion is not complete. Therefore, the flue gas needs to be treated during the combustion process.

[0003] When the existing lignite gasification furnace is in use, due to improper operation by the user or the lignite fuel itself being damp and difficult to ignite, the lignite cannot quickly and sufficiently increase its temperature during combustion and burn fully, which will produce a large amount of sulfur monoxide and sulfur dioxide, which not only cause serious pollution to the environment, but also endanger people's health and may even be life-threatening once inhaled by the human body. Therefore, during the flue gas emission process, the flue gas contains a large amount of harmful gases and microparticles, which need to be filtered and purified to ensure the safety of flue gas emission and will not cause pollution and harm to the surrounding environment and people. Summary of the invention

[0004] The utility model aims to provide a device for treating raw flue gas from a blue charcoal gasification furnace, wherein the flue gas is conveyed through a conveying pipe to pass through a filter box, and through the use of a plurality of activated carbon tubes in the filter box, toxic gases and micro-particle impurities contained in the flue gas are adsorbed and filtered to ensure the safety of flue gas emission. At the same time, through the use of two locking columns and two locking blocks, in combination with the use of two stabilizing plates and four springs, the fixing plate can be quickly unlocked, which can facilitate the rapid replacement of the activated carbon tube, prevent the activated carbon tube from becoming saturated and becoming ineffective, and improve the efficiency and speed of activated carbon tube replacement.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for treating raw flue gas from a semi-coke gasification furnace, comprising a combustion furnace, an upper end surface of the combustion furnace is fixedly connected to a conveying pipe, an end of the conveying pipe away from the combustion furnace is fixedly connected to a filter box, an end of the filter box away from the conveying pipe is fixedly connected to an exhaust pipe, an inner wall fan of the filter box is fixedly connected to a limited position frame, an upper end surface of the limit frame is movably connected to a fixing plate, a lower end surface of the fixing plate is fixedly connected to a plurality of evenly distributed connecting buttons, a connecting column is screwed on an outer wall of the connecting button, an activated carbon tube is fixedly connected to an end of the connecting column away from the connecting button, two sliding blocks are slidably connected to the upper end surface of the fixing plate, a fixing rod is fixedly connected to the upper end surface of the sliding block, a locking column is fixedly connected to the side away from the two fixing rods, and two mutually opposite sides of the filter box are fixedly connected A symmetrical locking block, wherein a locking groove is provided on one side opposite to the two locking blocks, two symmetrical positioning rods are slidably connected between the two fixing rods, and two symmetrical stabilizing plates are fixedly connected to the two positioning rods. A symmetrical spring is sleeved on the outer surface of the positioning rod, and both ends of the spring are fixedly connected to the stabilizing plate and the fixing rod respectively. Two racks that are offset from each other are provided between the two stabilizing plates, and a pulling rod is fixedly connected to the ends of the two racks that are away from each other, and the pulling rod is slidably connected to the stabilizing plate and fixedly connected to the fixing rod, and a gear is meshed with the two racks, and a rotating column is fixedly connected to the gear, and the rotating column is rotatably connected to the fixing plate, and a protective cover is fixedly connected to the upper end surface of the fixing plate, and the protective cover is rotatably connected to the rotating column and movably connected to the fixing rod.

[0006] The beneficial effects of the utility model are as follows: through the use of a plurality of carbon tubes, dust and harmful gases contained in the flue gas can be adsorbed and filtered, and at the same time, with the use of two locking columns, two locking blocks and four springs, the fixing plate can be quickly fixed and disassembled, which is convenient for quickly replacing a plurality of activated carbon tubes, and prevents the activated carbon tubes from being saturated and affecting the effect of adsorption and filtration:

[0007] In order to achieve quick replacement of activated carbon tubes:

[0008] As a further improvement of the above technical solution: the upper end surface of the fixed plate is provided with two symmetrical limiting grooves, the limiting grooves are slidably connected with limiting blocks, and the limiting blocks are fixedly connected to the sliding block.

[0009] The beneficial effect of this improvement is that by using the limit groove and the limit block, the two sliding blocks can be limited to ensure that the sliding blocks are more stable during the movement:

[0010] In order to limit the sliding block and ensure the stability of the sliding block movement:

[0011] As a further improvement of the above technical solution: connecting grooves are provided on the inner walls on both sides of the filter box, connecting blocks are movably connected in the connecting grooves, and the connecting blocks are fixedly connected to the fixing plate.

[0012] The beneficial effect of this improvement is that by using the connection block and the connection groove, the fixing plate and several activated carbon tubes can be quickly installed and accurately fixed to the filter box:

[0013] In order to achieve fast and accurate installation of the fixing plate:

[0014] As a further improvement of the above technical solution: a sealing groove is provided on the upper end surface of the limiting frame, a sealing frame is movably connected in the sealing groove, and the sealing frame is fixedly connected to the fixing plate.

[0015] The beneficial effects of this improvement are: through the use of the sealing groove and the sealing frame, it can ensure that the fixing plate and the limit frame can be tightly connected, ensure the sealing of the filter box, and prevent smoke and gas from leaking out and polluting the use environment:

[0016] To seal the filter box:

[0017] As a further improvement of the above technical solution: an exhaust fan is fixedly connected to the smoke exhaust pipe.

[0018] The beneficial effect of this improvement is that the filtered flue gas can be quickly discharged through the exhaust fan:

[0019] In order to achieve rapid exhaust of flue gas:

[0020] As a further improvement of the above technical solution: one end of the smoke exhaust pipe away from the filter box is fixedly connected to a plurality of support rods, and one end of the plurality of support rods away from the smoke exhaust pipe is commonly fixedly connected to a rain shield.

[0021] The beneficial effect of this improvement is that multiple support rods and rain shields can block rainwater in rainy weather and prevent rainwater from entering the smoke exhaust pipe:

[0022] In order to achieve the waterproof effect of the smoke exhaust pipe:

[0023] As a further improvement of the above technical solution: one side of the filter box is movably connected to a collection box, and one side of the collection box is fixedly connected to a handle.

[0024] The beneficial effect of this improvement is that the dust and smoke generated by filtration can be collected and processed centrally through the collection box, which is convenient for users to clean regularly:

[0025] In order to achieve centralized collection and treatment of smoke and dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 The three-dimensional structure provided by the utility model is shown in FIG. Figure 1 .

[0027] Figure 2 The utility model provides Figure 1 Enlarged view of point A in the middle.

[0028] Figure 3 This is a top view provided by the utility model.

[0029] Figure 4 The utility model provides Figure 3 Three-dimensional cross-section view at AA in the middle.

[0030] Figure 5 The utility model provides Figure 4 Enlarged view of point B in the middle.

[0031] Figure 6 The three-dimensional structure provided by the utility model is shown in FIG. Figure 2 .

[0032] In the figure, 1, combustion furnace; 11, conveying pipe; 12, filter box; 13, smoke exhaust pipe; 14, limiting frame; 15, fixing plate; 16, connecting button; 17, connecting column; 18, activated carbon tube; 19, sliding block; 20, fixing rod; 21, locking column; 22, locking block; 23, locking groove; 24, positioning rod; 25, stabilizing plate; 26, spring; 27, rack; 271, pulling rod; 28, gear; 29, rotating column; 30, protective cover; 41, limiting groove; 42, limiting block; 51, connecting groove; 52, connecting block; 61, sealing groove; 62, sealing frame; 71, exhaust fan; 81, supporting rod; 82, rain shield; 91, collecting box; 92, handle. Implementation

[0033] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0034] like Figures 1 to 6As shown, a device for treating flue gas from a semi-coke gasification furnace provided by an embodiment of the utility model comprises a combustion furnace 1, an upper end surface of the combustion furnace 1 is fixedly connected with a delivery pipe 11, an end of the delivery pipe 11 away from the combustion furnace 1 is fixedly connected with a filter box 12, the flue gas generated by the combustion can be transported to the filter box 12 through the delivery pipe 11, an end of the filter box 12 away from the delivery pipe 11 is fixedly connected with a smoke exhaust pipe 13, and the smoke is discharged from the smoke exhaust pipe 13 after filtering, an exhaust fan 71 is fixedly connected inside the smoke exhaust pipe 13, and the exhaust fan 71 is used to accelerate the emission speed of the smoke, thereby ensuring the freshness of the air in the use environment, the inner wall fan of the filter box 12 is fixedly connected with a limited position frame 14, the upper end surface of the limited frame 14 is movably connected with a fixed plate 15, and the limited frame 14 can move the fixed plate 15 is limited, the lower end surface of the fixing plate 15 is fixedly connected with a plurality of evenly distributed connecting buttons 16, the outer wall of the connecting button 16 is screwed with a connecting column 17, and the end of the connecting column 17 away from the connecting button 16 is fixedly connected with an activated carbon tube 18, and the corresponding activated carbon tubes 18 can be quickly installed and disassembled through the screw connection between the plurality of connecting buttons 16 and the plurality of connecting columns 17, and the harmful gas and micro-particle smoke contained in the flue gas are adsorbed and filtered through the action of the plurality of activated carbon tubes 18, the upper end surface of the fixing plate 15 is slidably connected with two sliding blocks 19, and the upper end surface of the sliding block 19 is fixedly connected with a fixing rod 20, and the two sliding blocks 19 can ensure the stability of the fixing rod 20, and the two fixing rods 20 are fixedly connected on the side away from each other. A locking column 21 is connected, and two symmetrical locking blocks 22 are fixedly connected to the upper end surface of the filter box 12. The two locking blocks 22 are provided with locking grooves 23 on opposite sides. Two symmetrical positioning rods 24 are slidably connected between the two fixing rods 20. Two symmetrical stabilizing plates 25 are fixedly connected to the two positioning rods 24. The outer surface of the positioning rod 24 is sleeved with a symmetrical spring 26. The two ends of the spring 26 are respectively fixedly connected to the stabilizing plate 25 and the fixing rod 20. Two racks 27 that are staggered are provided between the two stabilizing plates 25. The two racks 27 are fixedly connected to the ends away from each other with a pull rod 271. The pull rod 271 is slidably connected to the stabilizing plate 25 and is fixedly connected to the fixing rod 20. The two racks 27 are meshed with a gear 28, a rotating column 29 is fixedly connected to the gear 28, and the rotating column 29 is rotatably connected to the fixed plate 15. A protective cover 30 is fixedly connected to the upper end surface of the fixed plate 15, and the protective cover 30 is rotatably connected to the rotating column 29 and movably connected to the fixed rod 20. Through the rotation of the rotating column 29, the two racks 27 are meshed with the gear 28, so that the two racks 27 move in opposite directions at the same time, and slide on the two positioning rods 24 with their corresponding pulling rods 271 and the fixed rod 20, so as to stretch the two corresponding springs 26, so that the locking column 21 is disengaged from the locking hole on the locking block 22, and quick unlocking is achieved. Two symmetrical limiting grooves 41 are provided on the upper end surface of the fixed plate 15, and the limiting block 42 is slidably connected in the limiting groove 41.The limit block 42 is fixedly connected to the sliding block 19, and the two limit grooves 41 and the two limit blocks 42 can limit the corresponding sliding blocks 19 to ensure the stability of the sliding block 19 during movement. Connecting grooves 51 are provided on the inner walls on both sides of the filter box 12, and a connecting block 52 is movably connected in the connecting groove 51. The connecting block 52 is fixedly connected to the fixed plate 15. The two connecting grooves 51 and the two connecting blocks 52 can enable the fixed plate 15 to be quickly docked and installed with the filter box 12 to achieve preliminary connection and fixation. A sealing groove 61 is provided on the upper end surface of the limit frame 14, and a sealing frame 62 is movably connected in the sealing groove 61. The sealing frame 62 and the fixed plate 15 fixed connection, the sealing frame 62 and the sealing groove 61 cooperate to ensure the sealing of the filter box 12 and prevent smoke and gas from leaking out. The end of the smoke exhaust pipe 13 away from the filter box 12 is fixedly connected with multiple support rods 81, and the ends of the multiple support rods 81 away from the smoke exhaust pipe 13 are fixedly connected with a rain shield 82. The use of the rain shield 82 can prevent the smoke exhaust pipe 13 from entering water in rainy weather and affecting normal use. A collection box 91 is movably connected to one side of the filter box 12, and a handle 92 is fixedly connected to one side of the collection box 91. The collection box 91 can collect and process the smoke generated by the filtration in a centralized manner, which is convenient for regular cleaning.

[0035] The working principle and use process of the utility model are as follows: when in use, first, the combustion of the combustion furnace 1 will generate smoke, and the smoke is transported through the conveying pipe 11 and the exhaust fan 71 in the smoke exhaust pipe 13. When the smoke is transported, when it passes through the filter box 12, the toxic gas and smoke contained in the smoke are adsorbed and filtered by the action of a plurality of activated carbon tubes 18, and the smoke will automatically fall into the collection box 91. After the plurality of activated carbon tubes 18 are saturated after being used for a period of time, the gear 28 is meshed with the two racks 27 through the action of the rotating column 29, so that the two racks 27 move in opposite directions at the same time, and move with the pulling rod 271, so that the pulling rod moves the corresponding fixed rod 20, so that the fixed rod 20 slides on the positioning rod 24, The two springs 26 on one side of the stabilizing plate 25 are stretched so that the two locking columns 21 are disengaged from the locking grooves 23 on the locking blocks 22 to achieve quick unlocking, and then the fixing plate 15 is pulled upward to take out several activated carbon tubes 18, and then the activated carbon tubes 18 are replaced one by one, and the fast disassembly and replacement are performed through the screw connection between the connecting button 16 and the connecting column 17. After the replacement is completed, the two locking columns 21 are moved together again by rotating the rotating column 29, and the fixing plate 15 and several activated carbon tubes 18 are reinstalled, and the two connecting blocks 52 are docked with the corresponding connecting grooves 51. When they are fully inserted, the sealing frame 62 is just stuck in the sealing groove 61, and finally locking is achieved, thereby realizing the use process of the entire blue charcoal gasification furnace flue gas treatment device.

[0036] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0037] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, modifications or changes, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the inventive concept and technical solution to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A device for treating flue gas from a semi-coke gasification furnace, comprising a combustion furnace (1), characterized in that: The upper end surface of the combustion furnace (1) is fixedly connected to a delivery pipe (11); one end of the delivery pipe (11) away from the combustion furnace (1) is fixedly connected to a filter box (12); one end of the filter box (12) away from the delivery pipe (11) is fixedly connected to a smoke exhaust pipe (13); and the inner wall of the filter box (12) is fixedly connected to a limit frame (14); The upper end surface of the limit frame (14) is movably connected to a fixed plate (15), the lower end surface of the fixed plate (15) is fixedly connected to a plurality of evenly distributed connecting buttons (16), the outer wall of the connecting button (16) is screwed with a connecting column (17), the end of the connecting column (17) away from the connecting button (16) is fixedly connected to an activated carbon tube (18), the upper end surface of the fixed plate (15) is slidably connected to two sliding blocks (19), the upper end surface of the sliding block (19) is fixedly connected to a fixing rod (20), the two sides of the two fixing rods (20) away from each other are fixedly connected to a locking column (21), the upper end surface of the filter box (12) is fixedly connected to two symmetrical locking blocks (22), and the two locking blocks (22) are provided with locking grooves (23) on opposite sides; Two symmetrical positioning rods (24) are slidably connected between the two fixing rods (20), and two symmetrical stabilizing plates (25) are fixedly connected to the two positioning rods (24). The outer surface of the positioning rod (24) is sleeved with a symmetrical spring (26), and the two ends of the spring (26) are respectively fixedly connected to the stabilizing plate (25) and the fixing rod (20). Two racks (27) are arranged between the two stabilizing plates (25) and are staggered. The two ends of the two racks (27) are fixedly connected to the ends of the two racks (27) that are away from each other. A pulling rod (271) is provided, the pulling rod (271) is slidably connected to the stabilizing plate (25) and fixedly connected to the fixing rod (20), a gear (28) is meshed with the two racks (27), a rotating column (29) is fixedly connected to the gear (28), the rotating column (29) is rotatably connected to the fixing plate (15), a protective cover (30) is fixedly connected to the upper end surface of the fixing plate (15), the protective cover (30) is rotatably connected to the rotating column (29) and is movably connected to the fixing rod (20).

2. The device for treating flue gas from a semi-coke gasifier according to claim 1 is characterized in that: The upper end surface of the fixed plate (15) is provided with two symmetrical limiting grooves (41), a limiting block (42) is slidably connected in the limiting groove (41), and the limiting block (42) is fixedly connected to the sliding block (19).

3. The device for treating flue gas from a semi-coke gasifier according to claim 1 is characterized in that: Connecting grooves (51) are provided on the inner walls on both sides of the filter box (12), and connecting blocks (52) are movably connected in the connecting grooves (51), and the connecting blocks (52) are fixedly connected to the fixing plate (15).

4. The device for treating flue gas from a semi-coke gasifier according to claim 1 is characterized in that: The upper end surface of the limiting frame (14) is provided with a sealing groove (61), a sealing frame (62) is movably connected in the sealing groove (61), and the sealing frame (62) is fixedly connected to the fixing plate (15).

5. The device for treating flue gas from a semi-coke gasifier according to claim 1 is characterized in that: An exhaust fan (71) is fixedly connected inside the smoke exhaust pipe (13).

6. The device for treating flue gas from a semi-coke gasifier according to claim 1 is characterized in that: One end of the smoke exhaust pipe (13) away from the filter box (12) is fixedly connected to a plurality of support rods (81), and one end of the plurality of support rods (81) away from the smoke exhaust pipe (13) is commonly fixedly connected to a rain shield (82).

7. The device for treating flue gas from a semi-coke gasifier according to claim 1 is characterized in that: A collection box (91) is movably connected to one side of the filter box (12), and a handle (92) is fixedly connected to one side of the collection box (91).

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