Anti-blocking heat exchange device for desulfurization of coal tar rectification waste gas

Abstract

The utility model discloses an anti-blocking heat exchange device for coal tar rectification waste gas desulfurization, which relates to the technical field of waste gas treatment and comprises a heat exchange box, a spirally arranged heat exchange pipe is arranged in the heat exchange box, and a gas inlet pipe and a gas outlet pipe are fixedly arranged on one side of the heat exchange box in a penetrating manner. Two pipe openings of the heat exchange pipe are movably connected with the air inlet pipe and the air outlet pipe in an inserted mode respectively, an arc-shaped plate is arranged in the heat exchange box, a plurality of fixing rods are fixedly arranged in the arc-shaped plate, the other end of each fixing rod is fixedly connected with a first clamping block, and a second clamping block is arranged below each first clamping block. According to the utility model, the plurality of first clamping blocks and second clamping blocks are connected in a matched manner, so that the heat exchange tube can be fixedly clamped, the child patient tube can be detached and cleaned after being used for a long time, dust is prevented from being gathered in the heat exchange tube, and the normal use of the heat exchange tube is effectively ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to an anti-blocking heat exchange device for desulfurization of coal tar distillation waste gas. Background Art

[0002] With the rapid development of modern industry, a large amount of smoke and dust waste gas is also generated. The smoke and dust waste gas contains a variety of harmful particles and toxic gases, and direct emissions cause great pollution to the environment. For example, the smoke and dust waste gas emitted by coal-fired boilers and various coal-fired industrial kilns and chemical waste incinerators contains harmful components such as sulfur oxides, nitrogen oxides, dust and dioxins. These harmful components have become one of the main pollutants causing air pollution today, and the acid rain formed by them has become a major killer endangering buildings, various plants and human health.

[0003] After searching, the publication number is: CN212790447U, which is an incineration waste gas tower waste gas purification treatment device. The device includes a heat exchange box, a dust removal tower, a desulfurization tower and a denitrification tower. The heat exchange box, the dust removal tower, the desulfurization tower and the denitrification tower are fixedly connected in sequence through pipelines; an air inlet pipe is fixed inside the heat exchange box; an outlet pipe is fixed on the upper side of one rear side of the heat exchange box, and a water inlet pipe is fixed on the lower side of one rear side of the heat exchange box; a water tank is fixed in the middle position of one rear side of the heat exchange box; a water pump is installed above the water tank, and a water injection pipe is fixed on the upper side of one external side of the water tank.

[0004] The above technical solution has the following shortcomings:

[0005] The intake pipe spiral in the above technical solution is arranged inside the heat exchange box, which causes a problem that dust in the exhaust gas will be adsorbed on the inner wall of the intake pipe. After long-term use, when dust accumulates more, it will affect the circulation of the exhaust gas, thereby affecting the normal use of the entire device. Utility Model Content

[0006] In view of the above problems existing in the existing exhaust gas purification treatment device, the present utility model is proposed.

[0007] Therefore, the purpose of the utility model is to provide an anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas, which solves the problem that after long-term use, when dust accumulates a lot, it will affect the circulation of waste gas, thereby affecting the normal use of the entire device.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] The anti-clogging heat exchange device for desulfurization of waste gas from coal tar distillation comprises a heat exchange box, wherein a spirally arranged heat exchange tube is arranged inside the heat exchange box, an air inlet pipe and an air outlet pipe are fixedly penetrated on one side of the heat exchange box, and two pipe openings of the heat exchange tube are movably plugged with the air inlet pipe and the air outlet pipe respectively. An arc plate is arranged inside the heat exchange box, and a plurality of fixing rods are fixedly arranged inside the arc plate, and the other end of each of the fixing rods is fixedly connected to a first clamping block, and a second clamping block is arranged below each of the first clamping block, and each of the first clamping block and the corresponding second clamping block are jointly clamped and connected with the corresponding tube wall of the heat exchange tube, and a U-shaped plate is fixedly arranged on the outer wall of the arc plate, and a first driving mechanism is arranged inside the U-shaped plate, and each of the second clamping block is transmission connected to the first driving mechanism. A second driving mechanism is arranged inside the heat exchange box, and the U-shaped plate is transmission connected to the second driving mechanism.

[0010] Preferably, the first driving mechanism includes a first screw rod and a plurality of sliders, the first screw rod is rotatably arranged inside the U-shaped plate, the plurality of sliders are threadedly sleeved on the rod wall of the first screw rod, a strip opening is opened on one side of the arc-shaped plate, a plurality of connecting rods are slidably arranged inside the strip opening, and both ends of each connecting rod are fixedly connected to the corresponding second block and the side wall of the corresponding slider.

[0011] Preferably, the second driving mechanism includes a worm, two worm wheels and two second screws, the worm is rotatably arranged inside the heat exchange box, the two worm wheels are respectively fixedly sleeved with the corresponding second screws, the two second screws are both rotatably arranged inside the heat exchange box and are respectively threaded with internal threaded tubes, the two internal threaded tubes are both fixedly connected to the U-shaped plate, and the two worm wheels are both meshingly connected to the worm.

[0012] Preferably, an annular plate is fixedly sleeved on the tube walls at both ends of the heat exchange tube, and sealing rings are fixedly provided on the side walls of the two annular plates, and the two sealing rings are in contact and connected with the inner wall of the heat exchange box.

[0013] Preferably, one end of the first screw rod passes through the U-shaped plate and is fixedly connected to a knob.

[0014] Preferably, one end of the worm screw passes through the heat exchange box and is fixedly connected to a crank.

[0015] Preferably, an opening is provided on one side of the heat exchange box, and a sealing plate is hingedly provided inside the opening.

[0016] Preferably, a drain pipe with a regulating valve is fixedly provided on the lower end of one side of the heat exchange box.

[0017] Preferably, a U-shaped handle is fixedly provided on the surface of the sealing plate.

[0018] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0019] The utility model can realize the fixed clamping of the heat exchange tube by the matching connection of the multiple first clamping blocks and the second clamping blocks, so that the heat exchange tube can be disassembled and cleaned after long-term use, avoiding dust accumulation inside the heat exchange tube and effectively ensuring the normal use of the heat exchange tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0021] Figure 1 It is a structural schematic diagram of the utility model;

[0022] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0023] Figure 3 For the utility model Figure 2 A magnified schematic diagram of part A;

[0024] Figure 4 For the utility model Figure 2 An enlarged schematic diagram of part B.

[0025] Description of reference numerals:

[0026] 1. Heat exchange box; 2. Heat exchange tube; 3. Inlet pipe; 4. Outlet pipe; 5. U-shaped handle; 6. Arc plate; 7. Fixed rod; 8. First clamping block; 9. Second clamping block; 10. U-shaped plate; 11. First screw rod; 12. Sliding block; 13. Connecting rod; 14. Worm; 15. Worm wheel; 16. Second screw rod; 17. Internal threaded tube; 18. Ring plate; 19. Sealing ring; 20. Knob; 21. Crank; 22. Sealing plate; 23. Drain pipe. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0028] The utility model embodiment discloses an anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas.

[0029] Embodiment 1

[0030] The utility model provides Figure 1-4The anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas shown in the figure comprises a heat exchange box 1, a spirally arranged heat exchange tube 2 is arranged inside the heat exchange box 1, an air inlet pipe 3 and an air outlet pipe 4 are fixedly penetrated on one side of the heat exchange box 1, and two pipe openings of the heat exchange tube 2 are movably plugged with the air inlet pipe 3 and the air outlet pipe 4 respectively, an arc plate 6 is arranged inside the heat exchange box 1, a plurality of fixing rods 7 are fixedly arranged inside the arc plate 6, a first clamping block 8 is fixedly connected to the other end of each fixing rod 7, a second clamping block 9 is arranged below each first clamping block 8, and each first clamping block 8 and the corresponding second clamping block 9 are connected to the heat exchange together. The corresponding tube wall of the tube 2 is clamped and connected, and a U-shaped plate 10 is fixedly provided on the outer wall of the arc plate 6. A first driving mechanism is provided inside the U-shaped plate 10, and each second clamping block 9 is transmission connected to the first driving mechanism. A second driving mechanism is provided inside the heat exchange box 1, and the U-shaped plate 10 is transmission connected to the second driving mechanism. By utilizing the coordinated connection of the plurality of first clamping blocks 8 and second clamping blocks 9, the heat exchange tube 2 can be fixedly clamped, so that the heat exchange tube can be disassembled and cleaned after long-term use, thereby avoiding dust accumulation inside the heat exchange tube 2 and effectively ensuring the normal use of the heat exchange tube 2.

[0031] like Figure 3 As shown, the first driving mechanism includes a first screw rod 11 and a plurality of sliders 12. The first screw rod 11 is rotatably arranged inside the U-shaped plate 10. The plurality of sliders 12 are all threadedly sleeved on the rod wall of the first screw rod 11. A strip opening is opened on one side of the arc-shaped plate 6. A plurality of connecting rods 13 are slidably arranged inside the strip opening. Both ends of each connecting rod 13 are fixedly connected to the corresponding second block 9 and the side wall of the corresponding slider 12. By utilizing the threaded sleeve connection of the set first screw rod 11 and the plurality of sliders 12, the plurality of second sliders 12 can be driven to move respectively through the corresponding connecting rods 13 during the rotation of the second screw rod 16, thereby realizing the clamping or separation of the heat exchange tube 2.

[0032] like Figure 3 As shown, the second driving mechanism includes a worm 14, two worm wheels 15 and two second screws 16. The worm 14 is rotatably arranged inside the heat exchange box 1. The two worm wheels 15 are respectively fixedly sleeved with the corresponding second screws 16. The two second screws 16 are both rotatably arranged inside the heat exchange box 1 and are respectively threaded with internal threaded tubes 17. The two internal threaded tubes 17 are both fixedly connected to the U-shaped plate 10. The two worm wheels 15 are both meshingly connected to the worm 14. By utilizing the meshing connection between the two worm wheels 15 and the worm 14, the corresponding second screws 16 can be driven to rotate by the two worm wheels 15 during the rotation of the worm 14, and then the position of the U-shaped plate 10 can be adjusted, so that the U-shaped plate 10 drives the arc plate 6 to drive the heat exchange tube 2 to move, so that the inlet pipe 3 and the outlet pipe 4 can be plugged in or separated from the heat exchange tube 2.

[0033] Embodiment 2

[0034] Based on the first embodiment, Figure 4 As shown, annular plates 18 are fixedly sleeved on the tube walls at both ends of the heat exchange tube 2, and sealing rings 19 are fixedly arranged on the side walls of the two annular plates 18. The two sealing rings 19 are in contact with and connected to the inner wall of the heat exchange box 1. The two annular plates 18 and the corresponding sealing rings 19 can ensure the sealing effect of the joints between the air inlet pipe 3 and the air outlet pipe 4 and the heat exchange tube 2 to avoid air leakage.

[0035] Embodiment 3

[0036] Based on the first embodiment, Figure 3 As shown, one end of the first screw rod 11 passes through the U-shaped plate 10 and is fixedly connected to a knob 20. The knob 20 can be used to drive the first screw rod 11 to rotate, thereby driving the first driving mechanism.

[0037] Embodiment 4

[0038] Based on the first embodiment, Figure 1-2 As shown, one end of the worm 14 passes through the heat exchange box 1 and is fixedly connected to a crank 21. The crank 21 can be used to drive the worm 14 to rotate, thereby driving the second driving mechanism.

[0039] Embodiment 5

[0040] Based on the first embodiment, Figure 1 As shown, an opening is provided on one side of the heat exchange box 1, and a sealing plate 22 is hingedly provided inside the opening. The sealing plate 22 can be used to open the heat exchange box 1 to facilitate the disassembly and cleaning of the heat exchange tubes 2. A U-shaped handle 5 is fixedly provided on the surface of the sealing plate 22, and the U-shaped handle 5 can be used to facilitate the opening and closing of the sealing plate 22.

[0041] Embodiment 6

[0042] Based on the first embodiment, Figure 1-2 As shown, a drain pipe 23 with a regulating valve is fixedly provided at the lower end of one side of the heat exchange box 1. By using the provided drain pipe 23, water inside the heat exchange box 1 can be discharged in advance when the sealing plate 22 needs to be opened.

Claims

1. An anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas, comprising a heat exchange box (1), characterized in that: The heat exchange box (1) is provided with a spirally arranged heat exchange tube (2) inside, an air inlet tube (3) and an air outlet tube (4) are fixedly penetrated on one side of the heat exchange box (1), two pipe openings of the heat exchange tube (2) are movably plugged with the air inlet tube (3) and the air outlet tube (4) respectively, an arc plate (6) is provided inside the heat exchange box (1), a plurality of fixing rods (7) are fixedly provided inside the arc plate (6), the other end of each fixing rod (7) is fixedly connected to a first clamping block (8), and each first clamping block ( A second clamping block (9) is arranged below each of the arc-shaped plates (6), each of the first clamping block (8) and the corresponding second clamping block (9) are jointly clamped and connected to the corresponding tube wall of the heat exchange tube (2), a U-shaped plate (10) is fixedly arranged on the outer wall of the arc-shaped plate (6), a first driving mechanism is arranged inside the U-shaped plate (10), each of the second clamping block (9) is transmission-connected to the first driving mechanism, a second driving mechanism is arranged inside the heat exchange box (1), and the U-shaped plate (10) is transmission-connected to the second driving mechanism.

2. The anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas according to claim 1, characterized in that: The first driving mechanism comprises a first screw rod (11) and a plurality of sliders (12); the first screw rod (11) is rotatably arranged inside the U-shaped plate (10); the plurality of sliders (12) are all threadedly sleeved on the rod wall of the first screw rod (11); a strip opening is opened on one side of the arc-shaped plate (6); a plurality of connecting rods (13) are slidably arranged inside the strip opening; both ends of each connecting rod (13) are fixedly connected to the corresponding second block (9) and the side wall of the corresponding slider (12).

3. The anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas according to claim 1, characterized in that: The second driving mechanism comprises a worm (14), two worm wheels (15) and two second screws (16); the worm (14) is rotatably arranged inside the heat exchange box (1); the two worm wheels (15) are respectively fixedly sleeved with corresponding second screws (16); the two second screws (16) are both rotatably arranged inside the heat exchange box (1) and are respectively threadedly sleeved with internal threaded tubes (17); the two internal threaded tubes (17) are both fixedly connected to the U-shaped plate (10); and the two worm wheels (15) are both meshingly connected to the worm (14).

4. The anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas according to claim 1, characterized in that: An annular plate (18) is fixedly sleeved on the tube walls at both ends of the heat exchange tube (2), a sealing ring (19) is fixedly provided on the side walls of the two annular plates (18), and the two sealing rings (19) are in contact with and connected to the inner wall of the heat exchange box (1).

5. The anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas according to claim 2, characterized in that: One end of the first screw rod (11) passes through the U-shaped plate (10) and is fixedly connected to a knob (20).

6. The anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas according to claim 3, characterized in that: One end of the worm (14) passes through the heat exchange box (1) and is fixedly connected to a crank (21).

7. The anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas according to claim 1, characterized in that: An opening is provided on one side of the heat exchange box (1), and a sealing plate (22) is hingedly provided inside the opening.

8. The anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas according to claim 1, characterized in that: A drainage pipe (23) with a regulating valve is fixedly provided through the lower end of one side of the heat exchange box (1).

9. The anti-clogging heat exchange device for desulfurization of coal tar distillation waste gas according to claim 7, characterized in that: A U-shaped handle (5) is fixedly provided on the surface of the sealing plate (22).

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