Flue gas heat recycling device

Abstract

The utility model belongs to the technical field of flue gas heat recycling, and relates to a flue gas heat recycling device which comprises a flue gas passing device and an energy absorption device, and the energy absorption device is arranged in the flue gas passing device to absorb heat energy in flue gas to heat water in the energy absorption device. An oil removing device is arranged in the flue gas passing device to scrape off grease attached to the energy absorption device, flue gas is injected into the flue gas passing device, and when the flue gas passes through the energy absorption device, the energy absorption device is filled with water; water can absorb heat energy in smoke, meanwhile, oil smoke in the smoke can be condensed on the surface of the energy absorption device after being cooled, the smoke drives the oil removal device to rotate when passing through the smoke passing device and the energy absorption device, and the rotating oil removal device scrapes off tobacco tar attached to the energy absorption device.

Description

Technical Field

[0001] The utility model belongs to the technical field of flue gas heat recycling, and in particular relates to a flue gas heat recycling device. Background Art

[0002] Flue gas is a kind of waste produced in daily life. In addition to gas, flue gas also contains oil. As the flue gas is discharged, the oil in the flue gas adheres and becomes difficult to remove after lipidization. In addition, the heat energy in the flue gas, if not effectively utilized, will not only cause heat loss but also have an impact on the environment. Utility Model Content

[0003] The utility model aims to provide a smoke heat recycling device to solve the problem of removing part of smoke oil in the smoke and effectively utilizing part of the heat energy in the smoke.

[0004] In order to achieve the above-mentioned purpose, the specific technical scheme of a flue gas heat recycling device of the utility model is as follows:

[0005] A flue gas heat recycling device comprises a flue gas passing device and an energy absorbing device, wherein the energy absorbing device is arranged inside the flue gas passing device to absorb heat energy in the flue gas and heat water inside the energy absorbing device, and is characterized in that a degreasing device is arranged inside the flue gas passing device to scrape off grease attached to the energy absorbing device.

[0006] Furthermore, the smoke passing device is provided with a collecting device for collecting grease scraped off by the oil collecting device.

[0007] Furthermore, the smoke passing device includes an air passage pipe, an air passage cavity and an air inlet hole. The smoke is added to the air passage cavity inside the air passage pipe through the air inlet hole, and the energy absorption device arranged inside the air passage cavity absorbs part of the heat energy in the smoke.

[0008] Furthermore, the energy absorption device includes a water storage cylinder, a storage cavity, a water inlet hole, a water outlet pipe and a water outlet hole. The water storage cylinder is arranged inside the air cavity, the storage cavity is arranged inside the water storage cylinder, the water inlet hole is arranged on the water storage cylinder and connected with the storage cavity, the water outlet pipe is arranged inside the storage cavity, the water storage cylinder is provided with a water outlet hole connected with the water outlet pipe, and an oil collection device is arranged between the air cavity and the water storage cylinder to remove grease in the smoke attached to the surface of the water storage cylinder.

[0009] Furthermore, a turbine is provided at the lower end of the water outlet pipe.

[0010] Furthermore, the oil collecting device comprises a turbine ring, an arc scraper and a guide end, wherein the turbine ring is arranged between the air chamber and the water storage cylinder, the arc scraper is arranged on the turbine ring, the arc scraper is attached to the surface of the water storage cylinder, and the guide end is arranged at the bottom of the arc scraper, and the grease falling through the guide end into the collecting device

[0011] Furthermore, the collecting device comprises a collecting bowl and a guide pipe, and the collecting bowl is arranged below the guide end inside the air cavity through the guide pipe.

[0012] The advantages of the utility model are:

[0013] The utility model injects smoke into the smoke passing device. When the smoke passes through the energy absorbing device, water is contained in the energy absorbing device, and the water absorbs the heat energy in the smoke. At the same time, the oil smoke in the smoke is cooled and condensed on the surface of the energy absorbing device. When the smoke passes through the smoke passing device and the energy absorbing device, the oil removal device is driven to rotate, and the rotating oil removal device scrapes off the smoke oil attached to the energy absorbing device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is an overall cross-sectional view of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the oil removal device of the utility model

[0017] Figure 4 This is a schematic diagram of the structure of the collection device of the utility model;

[0018] Description of the markings in the figure:

[0019] Smoke passes through device 1; air passage pipe 1-1; air passage cavity 1-2; air inlet 1-3; energy absorption device 2; water storage cylinder 2-1; storage cavity 2-2; water inlet 2-3; water outlet pipe 2-4; water outlet 2-5; turbine 2-6; oil collecting device 3; turbine ring 3-1; arc scraper 3-2; guide end 3-3; collecting device 4; collecting bowl 4-1; outlet pipe 4-2. DETAILED DESCRIPTION

[0020] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0022] like Figure 1-4 As shown, a flue gas heat recycling device includes a flue gas passing device 1 and an energy absorbing device 2. The energy absorbing device 2 is arranged inside the flue gas passing device 1 to absorb heat energy in the flue gas to heat water inside the energy absorbing device 2. It is characterized in that a degreasing device 3 is provided inside the flue gas passing device 1 to scrape off grease attached to the energy absorbing device 2.

[0023] The flue gas is injected into the flue gas passing device 1. When the flue gas passes through the energy absorbing device 2, since the energy absorbing device 2 is filled with water, the water will absorb the heat energy in the flue gas. At the same time, the oil smoke in the flue gas will be cooled and condensed on the surface of the energy absorbing device 2. When the flue gas passes through the flue gas passing device 1 and the energy absorbing device 2, the oil removal device 3 will be driven to rotate. The rotating oil removal device 3 will scrape off the smoke oil attached to the energy absorbing device 2.

[0024] Among them, Figure 1-4 The smoke passing device 1 is provided with a collecting device 4 for scraping off grease from the oil collecting device 3 .

[0025] Collect and discharge the smoke oil scraped off by the oil device 3.

[0026] Among them, Figure 1-4 As shown, the smoke passing device 1 includes an air passage pipe 1-1, an air passage cavity 1-2 and an air inlet hole 1-3. The smoke is added to the air passage cavity 1-2 inside the air passage pipe 1-1 through the air inlet hole 1-3, and the energy absorption device 2 arranged inside the air passage cavity 1-2 absorbs part of the heat energy in the smoke.

[0027] Among them, Figure 1-4As shown, the energy absorbing device 2 includes a water storage cylinder 2-1, a storage cavity 2-2, a water inlet hole 2-3, a water outlet pipe 2-4 and a water outlet hole 2-5. The water storage cylinder 2-1 is arranged inside the air cavity 1-2, the storage cavity 2-2 is arranged inside the water storage cylinder 2-1, the water inlet hole 2-3 is arranged on the water storage cylinder 2-1 and communicates with the storage cavity 2-2, the water outlet pipe 2-4 is arranged inside the storage cavity 2-2, the water storage cylinder 2-1 is provided with a water outlet hole 2-5 communicated with the water outlet pipe 2-4, and an oil collecting device 3 is arranged between the air cavity 1-2 and the water storage cylinder 2-1 to remove grease in the smoke attached to the surface of the water storage cylinder 2-1.

[0028] Water is injected into the storage chamber 2-2 through the water inlet hole 2-3 and then discharged through the water outlet pipe 2-4 so that the water is heated more evenly.

[0029] Among them, Figure 1-4 As shown, the water outlet pipe 2-4 line segment is provided with a turbine 2-6.

[0030] The turbine 2-6 causes the water to rotate when discharged, further enhancing the degree of heating of the water.

[0031] Among them, Figure 1-4 As shown, the oil collecting device 3 includes a turbine ring 3-1, an arc scraper 3-2 and a guide end 3-3. The turbine ring 3-1 is arranged between the air cavity 1-2 and the water storage cylinder 2-1. The arc scraper 3-2 is arranged on the turbine ring 3-1. The arc scraper 3-2 is attached to the surface of the water storage cylinder 2-1. The guide end 3-3 is arranged at the bottom end of the arc scraper 3-2. The grease passing through the guide end 3-3 falls into the inside of the collecting device 4.

[0032] When the flue gas passes through the turbine ring 3-1, it pushes the turbine ring 3-1 to rotate, and the rotating turbine ring 3-1 drives the arc scraper 3-2 to rotate.

[0033] Among them, Figure 1-4 As shown, the collecting device 4 includes a collecting bowl 4-1 and a guide pipe 4-2. The collecting bowl 4-1 is arranged below the guide end 3-3 inside the air cavity 1-2 through the guide pipe 4-2.

[0034] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and powders without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application belong to the scope protected by the present invention.

Claims

1. A flue gas heat recycling device, comprising a flue gas passing device (1) and an energy absorbing device (2), wherein the energy absorbing device (2) is arranged inside the flue gas passing device (1) to absorb heat energy in the flue gas to heat water inside the energy absorbing device (2), characterized in that: The smoke passing device (1) is provided with an oil removal device (3) inside to scrape off the grease attached to the energy absorbing device (2).

2. The flue gas heat recycling device according to claim 1, characterized in that: The smoke passing device (1) is provided with a collecting device (4) for scraping off grease from the degreasing device (3).

3. A flue gas heat recycling device according to claim 2, characterized in that: The smoke passing device (1) comprises an air passage pipe (1-1), an air passage cavity (1-2) and an air inlet hole (1-3); the smoke is added to the air passage cavity (1-2) inside the air passage pipe (1-1) through the air inlet hole (1-3); and an energy absorption device (2) arranged inside the air passage cavity (1-2) absorbs part of the heat energy in the smoke.

4. The flue gas heat recycling device according to claim 3, characterized in that: The energy absorbing device (2) comprises a water storage cylinder (2-1), a storage chamber (2-2), a water inlet hole (2-3), a water outlet pipe (2-4) and a water outlet hole (2-5); the water storage cylinder (2-1) is arranged inside the air chamber (1-2); the storage chamber (2-2) is arranged inside the water storage cylinder (2-1); the water inlet hole (2-3) is arranged on the water storage cylinder (2-1) and is connected to the storage chamber (2-2); the water outlet pipe (2-4) is arranged inside the storage chamber (2-2); the water storage cylinder (2-1) is provided with a water outlet hole (2-5) connected to the water outlet pipe (2-4); and a degreasing device (3) is arranged between the air chamber (1-2) and the water storage cylinder (2-1) to remove grease in smoke attached to the surface of the water storage cylinder (2-1).

5. The flue gas heat recycling device according to claim 4, characterized in that: A turbine (2-6) is provided at the lower end of the water outlet pipe (2-4).

6. The flue gas heat recycling device according to claim 4, characterized in that: The degreasing device (3) comprises a turbine ring (3-1), an arc-shaped scraper (3-2) and a guide end (3-3); the turbine ring (3-1) is arranged between the air chamber (1-2) and the water storage cylinder (2-1); the arc-shaped scraper (3-2) is arranged on the turbine ring (3-1); the arc-shaped scraper (3-2) is in contact with the surface of the water storage cylinder (2-1); the guide end (3-3) is arranged at the bottom end of the arc-shaped scraper (3-2); and the grease passing through the guide end (3-3) falls into the interior of the collecting device (4).

7. The flue gas heat recycling device according to claim 6, characterized in that: The collecting device (4) comprises a collecting bowl (4-1) and a guide pipe (4-2), and the collecting bowl (4-1) is arranged below the guide end (3-3) inside the air cavity (1-2) through the guide pipe (4-2).

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