Tail gas utilization equipment for bag-type dust collector

Abstract

The utility model relates to the field of bag-type dust removers, in particular to bag-type dust remover tail gas utilization equipment which comprises a supporting frame, a connecting cylinder is arranged in the supporting frame, and ventilation assemblies are arranged at the two ends of the connecting cylinder. A cold water tank and a hot water tank are fixedly arranged at the top of the supporting frame and connected through a circulation assembly, a heat exchange pipe is embedded in the connecting cylinder, the top of the heat exchange pipe is connected with the cold water tank through a drainage assembly, and the bottom of the heat exchange pipe is connected with the hot water tank through a water pumping assembly. A connecting straight rod is arranged at the front end of the sealing plate, a connecting plate is arranged at the end of the connecting straight rod, the bottom of the connecting plate is connected with a sliding plate through a connecting bent rod, a one-way screw is connected into the sliding plate, and one end of the one-way screw is connected with a supporting frame through an L-shaped mounting plate. According to the utility model, the activated carbon adsorption plate can be effectively and conveniently replaced, so that the equipment can be conveniently used.

Description

Technical Field

[0001] The utility model relates to the field of bag filters, in particular to a tail gas utilization device for a bag filter. Background Technique

[0002] A bag filter is a common dust removal device used to separate dust from flue gas. It is also known as a filter type dust collector and is a dry high-efficiency dust collector. The bag filter uses a bag-type filter element made of fiber fabric to capture dust. The working principle of the bag filter is that through the action of air flow, the dust-containing gas is introduced into the interior of the dust collector. Inside the dust collector, the gas passes through the bag filter material, and the dust is captured on the outer surface of the filter bag. The clean gas then passes through the filter material into the interior of the filter bag and is finally discharged from the dust collector.

[0003] During the use of the bag filter, a tail gas utilization device is needed to realize the recovery and reuse of the waste heat of the tail gas of the bag filter. However, during the use of the current bag filter tail gas, the tail gas is adsorbed by arranging an activated carbon adsorption plate inside the connecting cylinder. The replacement of the adsorbed activated carbon adsorption plate is very inconvenient, thus affecting the use of the device. Content of the Utility Model

[0004] The purpose of the utility model is to provide a tail gas utilization device for a bag filter to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A tail gas utilization device for a bag filter includes a support frame, and rolling components are arranged at the four corners of the bottom of the support frame; a connecting cylinder is fixedly arranged inside the support frame, and ventilation components are arranged at both ends of the connecting cylinder; water tanks are fixedly arranged at both ends of the top of the support frame, and a circulating component is used to connect the cold water tank and the hot water tank. A water adding component is arranged at the top of the cold water tank, and a water outlet component is arranged at the outer end of the bottom of the hot water tank; a number of heat exchange tubes are sequentially inlaid on the connecting cylinder, the top of the heat exchange tube is connected to the cold water tank through a drainage component, and the bottom of the heat exchange tube is conductively connected to the hot water tank through a water pumping component; a sealing plate is inlaid on the connecting cylinder between the heat exchange tubes, and an activated carbon adsorption plate is inlaid on the sealing plate inside the connecting cylinder. A connecting straight rod is arranged at the front end of the sealing plate, a connecting plate is arranged at the end of the connecting straight rod, and both ends of the bottom of the connecting plate are connected to a sliding plate through connecting bent rods. The sliding plate is arranged at the bottom of the support frame. A one-way screw rod is threadedly connected inside the sliding plate. One end of the one-way screw rod is connected to an L-shaped mounting plate through a bearing seat, the L-shaped mounting plate is fixedly connected to the support frame, and the other end of the one-way screw rod is provided with a mounting block, the mounting block is fixedly connected to the support frame, and a driving motor is installed on the mounting block and is connected to the one-way screw rod.

[0007] Preferably, the ventilation component includes a ventilation pump fixedly connected to the outer wall of the support frame, and the ventilation pump is conductively connected to the connecting cylinder through a ventilation pipe.

[0008] Preferably, the circulation component includes a circulation pump fixedly connected to the top of the support frame, and both ends of the circulation pump are respectively conductively connected to the cold water tank and the hot water tank through circulation pipes.

[0009] Preferably, the water outlet component includes a water outlet pipe conductively connected to the bottom of the hot water tank, and a second control valve is installed on the water outlet pipe.

[0010] Preferably, the drainage component includes a drainage pump fixedly installed on the top of the support frame. One end of the drainage pump is conductively connected to the cold water tank, and the other end of the drainage pump is connected to each heat exchange pipe through a drainage pipe.

[0011] Preferably, the water pumping component includes a water pump fixedly connected to the outer wall of the hot water tank. The top of the water pump is conductively connected to the hot water tank, and a water pumping pipe is arranged at the bottom. The water pumping pipe is conductively connected to each heat exchange pipe.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model adds the cold water inside the cold water tank into the heat exchange pipes through the drainage component, and the heat inside the tail gas heats the cold water through the heat exchange pipes, thereby realizing the recycling of the cold water. The cold water is heated into hot water through heat exchange, and the hot water is pumped into the hot water tank through the water pumping component. The recycling of the aqueous solution is realized through the circulation component, so as to facilitate the preheating and utilization of the tail gas of the bag filter, which is convenient for the use of the equipment; during the heat exchange process of the tail gas of the present utility model inside the connecting cylinder, the tail gas is adsorbed and purified through the activated carbon adsorption plate, so as to ensure the cleanliness of the discharged tail gas and effectively protect the surrounding environment; the present utility model drives the one-way screw to rotate through the driving motor, the one-way screw drives the sliding plate connected by threads to move, and the sliding plate drives the sealing plate to move out of the connecting cylinder through the connecting bent rod, the connecting plate and the connecting straight rod, so as to realize the replacement of the activated carbon adsorption plate embedded on the sealing plate, so as to ensure the cleanliness of the discharged gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic structural diagram of a device for utilizing the tail gas of a bag filter according to the present utility model.

[0014] Figure 2 It is a front view of a device for utilizing the tail gas of a bag filter according to the present utility model.

[0015] Figure 3 It is a top view of a device for utilizing the tail gas of a bag filter according to the present utility model.

[0016] Figure 4 This is the front view cross-section of a tail gas utilization device for a bag filter of the present utility model.

[0017] Figure 5 This is the top view cross-section of a tail gas utilization device for a bag filter of the present utility model.

[0018] 1. Support frame; 2. Support leg; 3. Roller; 4. Brake; 5. Connecting cylinder; 6. Ventilation pump; 7. Ventilation pipe; 8. Cold water tank; 9. Hot water tank; 10. Circulation pump; 11. Circulation pipe; 12. Water filling port; 13. First control valve; 14. Water outlet pipe; 15. Second control valve; 16. Heat exchange pipe; 17. Drainage pump; 18. Drainage pipe; 19. Pumping pipe; 20. Water pumping pump; 21. Sealing plate; 22. Activated carbon adsorption plate; 23. Connecting straight rod; 24. Connecting plate; 25. Connecting bent rod; 26. Sliding plate; 27. Unidirectional screw; 28. Mounting block; 29. Driving motor; 30. L-shaped mounting plate. Detailed implementation manners

[0019] It should be noted that, without conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other.

[0020] To make the purpose, technical solutions and advantages of the embodiments of the present utility model clearer, the embodiments of the present utility model will be elaborated in detail below with reference to the drawings. However, those of ordinary skill in the art can understand that in the embodiments of the present utility model, many technical details are proposed for the convenience of readers to understand the present application. However, even without these technical details and various changes and modifications based on the following embodiments, the technical solutions claimed in the present application can still be implemented.

[0021] The present utility model will be described in detail below with reference to the drawings and in combination with embodiments.

[0022] Refer to Figures 1-5, in the embodiment of the present utility model, a tail gas utilization device for a bag filter includes a support frame 1, and rolling components are arranged at the four corners of the bottom of the support frame 1; a connecting cylinder 5 is fixedly arranged inside the support frame 1, and ventilation components are arranged at both ends of the connecting cylinder 5; water tanks 8 and 9 are fixedly arranged at both ends of the top of the support frame 1, and the water tanks 8 and 9 are connected through a circulation component. A water adding component is arranged at the top of the cold water tank 8, and a water outlet component is arranged at the outer end of the bottom of the hot water tank 9; a plurality of heat exchange tubes 16 are sequentially inlaid on the connecting cylinder 5, the top of the heat exchange tube 16 is connected to the cold water tank 8 through a drainage component, and the bottom of the heat exchange tube 16 is conductively connected to the hot water tank 9 through a water pumping component; a sealing plate 21 is inlaid on the connecting cylinder 5 between the heat exchange tubes 16, and an activated carbon adsorption plate 22 is inlaid on the sealing plate 21 inside the connecting cylinder 5. A connecting straight rod 23 is arranged at the front end of the sealing plate 21, a connecting plate 24 is arranged at the end of the connecting straight rod 23, both ends of the bottom of the connecting plate 24 are connected to a sliding plate 26 through connecting bent rods 25, the sliding plate 26 is arranged at the bottom of the support frame 1, a one-way screw rod 27 is threadedly connected inside the sliding plate 26, one end of the one-way screw rod 27 is connected to an L-shaped mounting plate 30 through a bearing seat, the L-shaped mounting plate 30 is fixedly connected to the support frame 1, the other end of the one-way screw rod 27 is provided with a mounting block 28, the mounting block 28 is fixedly connected to the support frame 1, and a driving motor 29 is mounted on the mounting block 28, and the driving motor 29 is connected to the one-way screw rod 27.

[0023] In the present utility model, the tail gas of the bag filter is added into the connecting cylinder 5 through the ventilation component, the cold water inside the cold water tank 8 is added into the heat exchange tube 16 through the drainage component, and the heat inside the tail gas heats the cold water through the heat exchange tube 16, so as to realize the recycling of the cold water. The cold water is heated into hot water through heat exchange, and the hot water is pumped into the hot water tank 9 through the water pumping component, and the recycling of the aqueous solution is realized through the circulation component, so that the utilization and treatment of the tail gas of the bag filter can be facilitated. During the heat exchange process of the tail gas inside the connecting cylinder 5, the tail gas is adsorbed and purified through the activated carbon adsorption plate 22, so that the discharged tail gas can be ensured to be clean. Moreover, after the activated carbon adsorption plate 22 is used up, the driving motor 29 drives the one-way screw rod 27 to rotate, the one-way screw rod 27 drives the sliding plate 26 connected by threads to move, and the sliding plate 26 drives the sealing plate 21 to move out of the connecting cylinder 5 through the connecting bent rod 25, the connecting plate 24 and the connecting straight rod 23, so as to realize the replacement treatment of the activated carbon adsorption plate 22 inlaid on the sealing plate 21, and thus the cleanliness of the discharged tail gas can be ensured.

[0024] Refer to Figure 1, in an embodiment of the present utility model, the rolling assembly includes support legs 2 fixedly connected to the support frame 1. A roller 3 is provided at the bottom of the support leg 2, and a brake 4 is provided at the outer end of the roller 3. The setting of the roller 3 facilitates the movement of the device, while the setting of the brake 4 can brake the roller 3, thereby controlling the movement of the roller 3.

[0025] Refer to Figure 2 , in an embodiment of the present utility model, the ventilation assembly includes a ventilation pump 6 fixedly connected to the outer wall of the support frame 1. The ventilation pump 6 is conductively connected to the connecting cylinder 5 through a ventilation pipe 7. By operating the ventilation pump 6, the ventilation pipe 7 at one end adds the tail gas of the bag filter to the inside of the connecting cylinder 5, and the ventilation pipe 7 at the other end facilitates the discharge of the treated tail gas, thereby facilitating the utilization and purification treatment of the tail gas.

[0026] Refer to Figure 2 , in an embodiment of the present utility model, the circulation assembly includes a circulation pump 10 fixedly connected to the top of the support frame 1. Both ends of the circulation pump 10 are respectively conductively connected to the cold water tank 8 and the hot water tank 9 through a circulation pipe 11. By operating the circulation pump 10, the circulation pipe 11 can pump the aqueous solution inside the hot water tank 9 into the cold water tank 8, thereby realizing the circulation treatment of the aqueous solution.

[0027] Refer to Figure 2 , in an embodiment of the present utility model, the water adding assembly includes a water adding port 12 conductively connected to the top of the cold water tank 8. A first control valve 13 is installed on the water adding port 12. By opening the first control valve 13, the water adding port 12 can conveniently add the aqueous solution into the cold water tank 8, thereby realizing the storage treatment of the aqueous solution inside the cold water tank 8.

[0028] Refer to Figure 2 , in an embodiment of the present utility model, the water outlet assembly includes a water outlet pipe 14 conductively connected to the bottom of the hot water tank 9. A second control valve 15 is installed on the water outlet pipe 14. By opening the second control valve 15, the water outlet pipe 14 can conveniently discharge the hot water.

[0029] Refer to Figure 4 , in an embodiment of the present utility model, the drainage assembly includes a drainage pump 17 fixedly installed on the top of the support frame 1. One end of the drainage pump 17 is conductively connected to the cold water tank 8, and the other end of the drainage pump 17 is connected to each heat exchange tube 16 through a drainage pipe 18. By operating the drainage pump 17, the drainage pipe 18 adds the cold water inside the cold water tank 8 into the heat exchange tube 16 for liquid adding treatment.

[0030] Refer to Figure 5, in an embodiment of the present utility model, the pumping assembly includes a water pump 20 fixedly connected to the outer wall of the hot water tank 9. The top of the water pump 20 is connected to the hot water tank 9 in a conducting manner, and a water pumping pipeline 19 is provided at the bottom. The water pumping pipeline 19 is connected to each heat exchange tube 16 in a conducting manner. By the operation of the water pump 20, the water pumping pipeline 19 pumps the heated water after heat exchange into the hot water tank 9, so that continuous heat exchange treatment of the device can be achieved.

[0031] Working principle: The ventilation pump 6 of the present utility model operates, and the tail gas of the bag filter is added into the connecting cylinder 5 through the ventilation pipe 7 at one end. By the operation of the drainage pump 17, the drainage pipeline 18 discharges the cold water solution in the cold water tank 8 into the heat exchange tube 16 for heat exchange treatment. Thus, the tail gas of the bag filter can be subjected to sequential heat exchange and utilization treatment. Moreover, the harmful gases in the tail gas are sequentially adsorbed through the activated carbon adsorption plate 22 provided on the sealing plate 21. By the operation of the water pump 20, the water pumping pipeline 19 pumps the heated water in the heat exchange tube 16 into the hot water tank 9. And by the operation of the circulation pump 10, the circulation pipe 11 adds the aqueous solution in the hot water tank 9 into the cold water tank 8, so that the circulation heat exchange treatment of the aqueous solution can be achieved, and the utilization treatment of the tail gas can be achieved, and the discharged tail gas can be ensured to be clean. After the activated carbon adsorption plate 22 is used up, by the operation of the driving motor 29, the driving motor 29 drives the unidirectional screw 27 to rotate. The unidirectional screw 27 drives the sealing plate 21 to be pulled out from the connecting cylinder 5 through the connecting bent rod 25, the connecting plate 24 and the connecting straight rod 23, so that the activated carbon adsorption plate 22 embedded on the sealing plate 21 can be conveniently replaced, and the replacement treatment of the activated carbon adsorption plate 22 can be facilitated.

[0032] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, in any aspect, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

Claims

1. A bag filter tail gas utilization device, comprising a support frame, characterized in that: Rolling assemblies are arranged at the four bottom corners of the support frame; A connecting tube is fixedly arranged inside the supporting frame, and ventilation components are arranged at both ends of the connecting tube; A cold water tank and a hot water tank are fixedly arranged at both ends of the top of the support frame, and the cold water tank and the hot water tank are connected through a circulation component. A water adding component is arranged on the top of the cold water tank, and a water outlet component is arranged on the outer end of the bottom of the hot water tank; A plurality of heat exchange tubes are sequentially inlaid on the connecting tube, the top of the heat exchange tube is connected to the cold water tank through a drainage assembly, and the bottom of the heat exchange tube is connected to the hot water tank through a pumping assembly; A sealing plate is inlaid on the connecting tube between the heat exchange tubes, and an activated carbon adsorption plate is inlaid on the sealing plate inside the connecting tube; A connecting straight rod is provided at the front end of the sealing plate, a connecting plate is provided at the end of the connecting straight rod, both ends of the bottom of the connecting plate are connected to the sliding plate through connecting bent rods, the sliding plate is arranged at the bottom of the supporting frame, a one-way screw is connected to the inner thread of the sliding plate, one end of the one-way screw is connected to the L-shaped mounting plate through a bearing seat, the L-shaped mounting plate is fixedly connected to the supporting frame, a mounting block is provided at the other end of the one-way screw, the mounting block is fixedly connected to the supporting frame, and a driving motor is installed on the mounting block, and the driving motor is connected to the one-way screw.

2. The bag filter tail gas utilization device according to claim 1, characterized in that: The rolling assembly comprises a supporting leg fixedly connected to the supporting frame, a roller is arranged at the bottom of the supporting leg, and a brake is arranged at the outer end of the roller.

3. The bag filter tail gas utilization device according to claim 1, characterized in that: The ventilation assembly comprises a ventilation pump fixedly connected to the outer wall of the support frame, and the ventilation pump is conductively connected to the connecting tube through a ventilation pipe.

4. The bag filter tail gas utilization device according to claim 1, characterized in that: The circulation assembly comprises a circulation pump fixedly connected to the top of the support frame, and two ends of the circulation pump are respectively connected to the cold water tank and the hot water tank through circulation pipes.

5. The bag filter tail gas utilization device according to claim 1, characterized in that: The pumping assembly comprises a pump fixedly connected to the outer wall of the hot water tank, the top of the pump is conductively connected to the hot water tank, and the bottom is provided with a pumping pipe, which is conductively connected to each heat exchange tube.

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