Flue gas collecting system

Abstract

The utility model discloses a flue gas collecting system which comprises a water tank, the bottom of the water tank is fixedly connected with a base, a fan is arranged at one end of the upper portion of the base, an air inlet pipe is arranged on the fan, the other end of the air inlet pipe penetrates through the water tank and is inwards provided with a circulating pipe, a water inlet is formed in one end of the upper portion of the water tank in a penetrating mode, and a water outlet is formed in one end of the lower portion of the water tank. A drainage pipe penetrates through one end of the bottom of the water tank, a temperature sensor is fixedly connected to the bottom of the inner side of the water tank, high-temperature flue gas can be fed into a circulating pipe in the water tank through a fan and an air inlet pipe, the temperature of the high-temperature flue gas is transmitted into cold water, and therefore the cold water in the water tank is heated; meanwhile, the filter box, the coarse filter screen, the fine filter screen and the activated carbon adsorption screen plate are arranged, so that the high-temperature flue gas can be filtered and adsorbed, and impurities and harmful gas in the flue gas are prevented from directly entering the atmosphere to pollute the environment.

Description

Technical Field

[0001] The utility model relates to the field of high-temperature smoke collection, in particular to a smoke collection system. Background Art

[0002] In industrial production such as metallurgy, cement, electricity, chemical industry, and machinery manufacturing, a large amount of high-temperature flue gas will be emitted. High-temperature flue gas generally has the characteristics of high temperature, complex composition, large flue gas volume, and flammability and explosion. Therefore, in industrial production, high-temperature flue gas must be cooled, and smoke and harmful gases must be filtered and adsorbed.

[0003] In the prior art, when treating high-temperature flue gas, usually only a single filtering structure is used to filter and discharge it directly, and no waste heat recovery structure is set. During the discharge of high-temperature flue gas, a large amount of heat will be discharged, which easily causes waste of resources. Moreover, the single filtering mechanism has poor effect, and the filter fixedly installed inside the filtering mechanism is difficult to clean during long-term use, resulting in filter blockage and poor filtering effect. Utility Model Content

[0004] The purpose of the utility model is to provide a flue gas collection system, which solves the problem that in the prior art, only a single filtering structure is used to filter and discharge the flue gas directly, and no waste heat recovery structure is provided. During the discharge of high-temperature flue gas, a large amount of heat is discharged, which easily causes a waste of resources.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a smoke collection system, comprising a water tank, the bottom of the water tank is fixedly connected to a base, a fan is arranged at one end above the base, an air intake pipe is arranged on the fan, the other end of the air intake pipe penetrates the water tank and is provided with a circulation pipe inwardly, and a water inlet is penetrated at one end above the water tank;

[0006] A drainage pipe is provided through one end of the bottom of the water tank, and a temperature sensor is fixedly connected to the inner bottom of the water tank.

[0007] As a further description of the above technical solution: the other upper end of the base is fixedly connected with a filter box, and the other end of the circulation pipe is arranged to penetrate the interior of the filter box.

[0008] As a further description of the above technical solution: the two ends of the inner side of the filter box are fixedly connected with a mounting frame, and the interior of the mounting frame is correspondingly provided with a coarse filter screen, a fine filter screen and an activated carbon adsorption screen plate.

[0009] As a further description of the above technical solution: both ends of the coarse filter screen, the fine filter screen and the activated carbon adsorption mesh plate are fixedly connected with a mounting plate, and a limiting groove is provided inside the mounting plate.

[0010] As a further description of the above technical solution: a spring is fixedly connected to the inner bottom of the limiting groove, and the other end of the spring is fixedly connected to the limiting plate.

[0011] As a further description of the above technical solution: the other end of the limit plate is fixedly connected with a positioning block, the mounting frame is provided with a positioning groove, and the positioning block and the positioning groove correspond to each other.

[0012] As a further description of the above technical solution: an exhaust pipe is provided through one end of the bottom of the filter box.

[0013] The utility model has the following beneficial effects:

[0014] 1. Compared with the prior art, this flue gas collection system can send high-temperature flue gas into the circulation pipe inside the water tank through the fan and the air inlet pipe, and transmit the temperature of the high-temperature flue gas to the cold water, thereby heating the cold water inside the water tank, realizing the waste heat recovery operation of the high-temperature flue gas. At the same time, the filter box, coarse filter screen, fine filter screen and activated carbon adsorption mesh plate are set to achieve the filtering and adsorption of high-temperature flue gas, preventing impurities and harmful gases in the flue gas from directly entering the atmosphere and causing pollution to the environment.

[0015] 2. Compared with the prior art, this flue gas collection system can facilitate the staff to disassemble and replace the filter adsorption components by setting up a mounting frame, a mounting plate, a positioning block and a positioning groove, thereby improving the filtering and adsorption effect of the entire flue gas collection device.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0019] Figure 2 It is a schematic diagram of the internal structure of the filter box of the utility model.

[0020] Figure 3 It is a schematic diagram of the installation structure of the filtering and adsorption component of the utility model.

[0021] Figure 4 It is a schematic diagram of the internal structure of the mounting plate of the utility model.

[0022] Legend:

[0023] 1. Water inlet; 2. Water tank; 3. Fan; 4. Inlet pipe; 5. Base; 6. Temperature sensor; 7. Drain pipe; 8. Exhaust pipe; 9. Mounting frame; 10. Activated carbon adsorption mesh; 11. Fine filter; 12. Coarse filter; 13. Filter box; 14. Circulation pipe; 15. Positioning block; 16. Limiting groove; 17. Limiting plate; 18. Spring; 19. Positioning groove; 20. Mounting plate. DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0025] Reference Figure 1-4 The utility model provides an embodiment of a flue gas collection system, including a water tank 2, a base 5 is fixedly connected to the bottom of the water tank 2, a fan 3 is arranged at one end above the base 5, an air inlet pipe 4 is arranged on the fan 3, the air inlet pipe 4 can be connected with the flue gas exhaust pipe, so that the flue gas can be sent into the inside of the air inlet pipe 4 by starting the fan, the other end of the air inlet pipe 4 penetrates the water tank 2 and is provided with a circulation pipe 14 inwardly, and a water inlet 1 is penetrated at one end above the water tank 2, cold water can be added to the inside of the water tank 2 through the water inlet 1, and under the action of the circulation pipe 14, the heat in the high-temperature flue gas can be transferred to the cold water, thereby heating the cold water;

[0026] A drain pipe 7 is provided through one end of the bottom of the water tank 2, and a temperature sensor 6 is fixedly connected to the inner bottom of the water tank 2. The drain pipe 7 can be connected to an external household pipeline, so that the heated water can be used as household water for washing, and the internal temperature sensor 6 can also monitor the temperature in the water tank 2;

[0027] The other end above the base 5 is fixedly connected with a filter box 13, and the other end of the circulation pipe 14 is arranged inside the filter box 13. The two ends of the inner side of the filter box 13 are fixedly connected with a mounting frame 9. The interior of the mounting frame 9 is correspondingly provided with a coarse filter 12, a fine filter 11 and an activated carbon adsorption mesh plate 10. The two ends of the coarse filter 12, the fine filter 11 and the activated carbon adsorption mesh plate 10 are fixedly connected with a mounting plate 20. A limiting groove 16 is provided inside the mounting plate 20. The flue gas after cooling can enter the filter box 13. The coarse filter 12, the fine filter 11 and the activated carbon adsorption mesh plate 10 inside the filter box 13 can filter and adsorb the flue gas, thereby preventing impurities and harmful gases in the flue gas from directly entering the atmosphere and polluting the environment.

[0028] A spring 18 is fixedly connected to the inner bottom of the limiting groove 16, and the other end of the spring 18 is fixedly connected to the limiting plate 17, and the other end of the limiting plate 17 is fixedly connected to the positioning block 15. A positioning groove 19 is provided on the mounting frame 9, and the positioning block 15 corresponds to the positioning groove 19. When the coarse filter 12, the fine filter 11 and the activated carbon adsorption mesh plate 10 are disassembled, cleaned and replaced, the positioning block 15 is pressed downward, and the positioning block 15 can be moved inward under the action of the spring 18. At this time, the staff can pull the coarse filter 12, the fine filter 11 and the activated carbon adsorption mesh plate 10 outward to extract them, thereby realizing the replacement and cleaning operation of the coarse filter 12, the fine filter 11 and the activated carbon adsorption mesh plate 10, and improving the filtering and adsorption effect of the entire device;

[0029] An exhaust pipe 8 is provided through one end of the bottom of the filter box 13 , and the treated flue gas can be discharged through the exhaust pipe 8 .

[0030] Working principle: When the device is in use, first connect the air intake pipe 4 in the device with the high-temperature flue gas exhaust pipe, and start the fan 3 to transport the flue gas from the air intake pipe 4 to the inside of the circulation pipe 14. At this time, cold water is stored in the water tank 2. When the high-temperature flue gas enters the inside of the circulation pipe 14, the temperature in the flue gas is transmitted to the water flow, thereby heating the cold water, and the heated water can be discharged through the drain pipe 7 for utilization, thereby realizing the waste heat recovery of the high-temperature flue gas, and the cooled flue gas can enter the filter box 13, and the coarse filter screen 12, fine filter screen 11 and activated carbon adsorption mesh plate 10 inside the filter box 13 can filter and adsorb the flue gas to prevent impurities and harmful gases in the flue gas from directly entering the atmosphere and polluting the environment.

[0031] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A smoke collection system, comprising a water tank (2), characterized in that: The bottom of the water tank (2) is fixedly connected to a base (5), an upper end of the base (5) is provided with a fan (3), an air intake pipe (4) is provided on the fan (3), the other end of the air intake pipe (4) penetrates the water tank (2) and is provided with a circulation pipe (14) inwardly, and an upper end of the water tank (2) is penetrated and provided with a water inlet (1); A drainage pipe (7) is provided through one end of the bottom of the water tank (2), and a temperature sensor (6) is fixedly connected to the inner bottom of the water tank (2).

2. A smoke collection system according to claim 1, characterized in that: The other end above the base (5) is fixedly connected to a filter box (13), and the other end of the circulation pipe (14) is arranged to penetrate the interior of the filter box (13).

3. A smoke collection system according to claim 2, characterized in that: The two ends of the inner side of the filter box (13) are fixedly connected with a mounting frame (9), and the interior of the mounting frame (9) is correspondingly provided with a coarse filter screen (12), a fine filter screen (11) and an activated carbon adsorption screen plate (10).

4. A smoke collection system according to claim 3, characterized in that: The coarse filter (12), the fine filter (11) and the two ends of the activated carbon adsorption screen (10) are fixedly connected to a mounting plate (20), and a limiting groove (16) is provided inside the mounting plate (20).

5. A smoke collection system according to claim 4, characterized in that: A spring (18) is fixedly connected to the inner bottom of the limiting groove (16), and the other end of the spring (18) is fixedly connected to the limiting plate (17).

6. A smoke collection system according to claim 5, characterized in that: The other end of the limit plate (17) is fixedly connected to a positioning block (15), a positioning groove (19) is provided on the mounting frame (9), and the positioning block (15) and the positioning groove (19) correspond to each other.

7. A smoke collection system according to claim 2, characterized in that: An exhaust pipe (8) is provided through one end of the bottom of the filter box (13).

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