CN219481954U - Flue gas recovery device for graphitization furnace - Google Patents

Abstract

The utility model discloses a flue gas recovery device for a graphitizing furnace, and particularly relates to the technical field of flue gas treatment. According to the utility model, dust in the flue gas is filtered through the convex filter screen plate, the active carbon plate absorbs harmful gas in the flue gas, the hasp is taken down to release the locking between the transparent plate and the treatment box, and then the locking bolt is rotated to be far away from the partition plate, so that the locking between the active carbon plate and the partition plate is released, the active carbon plate and the convex filter screen plate are moved upwards to be cleaned and replaced, and the active carbon plate and the convex filter screen plate are installed in the same way, so that the structure is simple, the dust does not influence the use effect of the active carbon plate, and the flue gas recovery effect is good.

Description

Flue gas recovery device for graphitization furnace

Technical Field

The utility model relates to the technical field of flue gas treatment, in particular to a flue gas recovery device for a graphitization furnace.

Background

The carbon-graphite negative electrode material is the most successful negative electrode material applied to lithium ion batteries, and is widely and increasingly applied. However, in the graphitization production process of the anode material, a large amount of harmful exhaust gas pollutants such as smoke dust, SO2, NOX, asphalt smoke (comprising benzopyrene, benzanthracene and carbazole), baP, non-methane total hydrocarbon and the like are generated, and the smoke gas of a graphitization furnace in the graphitization production needs to be collected and treated in a concentrated manner.

The patent application number is 202022288453.2 and the name is a flue gas recovery device for the graphitizing furnace, the flue gas recovery device comprises a fume collecting hood group covered on the top of the graphitizing furnace and a wind guide pipe used for guiding the flow direction of flue gas in the graphitizing furnace, the fume collecting hood group is in butt joint with the size of the furnace mouth of the graphitizing furnace and is matched with the size of the furnace mouth of the graphitizing furnace, the top of the fume collecting hood group is an arch-shaped top, the wind guide pipe is arranged in the fume collecting hood group and is fixedly connected with the inner surface of the arch-shaped top, a plurality of flue gas inlet holes are uniformly formed in the wind guide pipe, an exhaust outlet connected with the wind guide pipe and used for exhausting flue gas in the graphitizing furnace is formed in the fume collecting hood group, the exhaust outlet is connected with a tail gas treatment system, the flue gas is used for carrying out centralized collection treatment on the flue gas generated in the graphitizing production process, the quality of flue gas collection is improved, the working environment of a workshop site is improved, and the environment is protected;

when the structure is used, the flue gas is discharged into the treatment solution through the first exhaust pipeline, the treated flue gas is discharged into the atmosphere outside the workshop through the second exhaust pipeline above the tail gas treatment tank, but the flue gas contains a large amount of dust, and the dust is mixed with the treatment solution in a large amount, so that the use effect of the treatment solution can be influenced, and the recovery effect of the flue gas is influenced.

Disclosure of Invention

The technical scheme of the utility model aims at the technical problem that the prior art is too single, and provides a solution which is obviously different from the prior art. The utility model aims to provide a flue gas recovery device for a graphitization furnace, which solves the problems that the flue gas proposed in the background technology contains a large amount of dust, and the dust is mixed with a treatment solution in a large amount to influence the use effect of the treatment solution, so that the recovery effect of the flue gas is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the flue gas recovery device for the graphitizing furnace comprises a treatment box, wherein one side of the treatment box is fixedly connected with an air inlet pipe, the other side of the treatment box is fixedly communicated with an air outlet pipe, a filter assembly is arranged in the treatment box, and the filter assembly comprises a partition plate, an active carbon plate, a convex filter screen plate, a limiting sleeve and two locking bolts;

the baffle and treatment box fixed connection, stop collar and baffle bottom fixed connection, the convex filter screen board is located inside the stop collar, the active carbon plate is located convex filter screen board top, two the locking bolt all contacts with the active carbon plate, and two the locking bolt all with baffle threaded connection.

Further, the top end of the treatment box is fixedly connected with a refrigerator.

Further, the bottom end of the treatment box is fixedly connected with a motor, the output shaft of the motor is coaxially connected with a rotating shaft in a transmission manner, the rotating shaft is movably connected with the treatment box through a sealing bearing, and the top end of the rotating shaft is fixedly connected with a bristle plate.

Further, a side ring is arranged on the outer side of the rotating shaft, and the side ring is fixedly connected with the bottom end inside the treatment box.

Further, supporting seats are arranged on two sides of the motor, and the two supporting seats are fixedly connected with the treatment box.

Furthermore, the front side of the treatment box is connected with a transparent plate through a hasp, and a sealing gasket is arranged between the transparent plate and the treatment box.

The utility model has the technical effects and advantages that:

1. according to the utility model, dust in the flue gas is filtered through the convex filter screen plate, the active carbon plate absorbs harmful gas in the flue gas, the hasp is taken down to release the locking between the transparent plate and the treatment box, then the locking bolt is rotated to be far away from the partition plate, so that the locking between the active carbon plate and the partition plate is released, the active carbon plate and the convex filter screen plate are moved upwards to be cleaned and replaced, and the active carbon plate and the convex filter screen plate are installed in the same way, so that the structure is simple, the dust does not influence the use effect of the active carbon plate, and the flue gas recovery effect is good;

2. according to the utility model, the motor works to drive the rotating shaft to rotate, so that the brush hair plate is driven to rotate, the brush hair on the brush hair plate processes dust adhered to the bottom of the convex filter screen plate, dust is prevented from accumulating on the convex filter screen plate, cleaned dust falls into the side ring, the two supporting seats support the processing box, and the two supporting seats enable the motor to be far away from the ground, so that the brush hair plate is simple in structure and multiple in functions.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a front view of the overall structure of the present utility model;

FIG. 3 is a partial cross-sectional view of the overall structure of the present utility model;

FIG. 4 is a schematic view of a filter assembly according to the present utility model;

in the figure: 1. a treatment box; 2. an air inlet pipe; 3. a support base; 4. a transparent plate; 5. an air outlet pipe; 6. a refrigerator; 7. a motor; 8. a filter assembly; 9. a bristle plate; 10. a rotating shaft; 11. a side ring; 801. a partition plate; 802. an activated carbon plate; 803. a convex filter screen plate; 804. a limit sleeve; 805. a locking bolt.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4 of the specification, a flue gas recovery device for a graphitizing furnace according to this embodiment includes a treatment box 1, an air inlet pipe 2 fixedly connected to one side of the treatment box 1, an air outlet pipe 5 fixedly connected to the other side of the treatment box 1, and a filter assembly 8 disposed inside the treatment box 1, where the filter assembly 8 includes a partition 801, an activated carbon plate 802, a convex filter screen plate 803, a limiting sleeve 804, and two locking bolts 805.

Baffle 801 and processing case 1 fixed connection, stop collar 804 and baffle 801 bottom fixed connection, convex filter screen plate 803 are located inside the stop collar 804, and active carbon plate 802 is located convex filter screen plate 803 top, and two lock bolts 805 all contact with active carbon plate 802, and two lock bolts 805 all with baffle 801 threaded connection, processing case 1 front side has transparent plate 4 through the hasp connection, and is equipped with sealed pad between transparent plate 4 and the processing case 1.

Further, the refrigerator 6 is fixedly connected with the top end of the treatment box 1, the refrigerator 6 is started, the refrigerator 6 works to generate cool air, the flue gas is cooled, the exhaust flue gas is prevented from being overheated, and the environment is protected.

Further, the bottom end fixedly connected with motor 7 of processing case 1, the coaxial transmission of motor 7 output shaft is connected with pivot 10, and pivot 10 and processing case 1 pass through sealed bearing swing joint, and pivot 10 top fixedly connected with brush hair board 9, the pivot 10 outside is equipped with side ring 11, and side ring 11 and the inside bottom fixed connection of processing case 1, and motor 7 both sides all are equipped with supporting seat 3, two supporting seats 3 all with processing case 1 fixed connection.

Wherein, start motor 7, motor 7 work drives pivot 10 and rotates to drive brush hair board 9 and rotate, brush hair on the brush hair board 9 handles the dust of convex screen plate 803 bottom adhesion, prevents that the dust from piling up on convex screen plate 803, and the dust after the clearance falls in side ring 11 simultaneously, and two supporting seats 3 support processing box 1 simultaneously, and two supporting seats 3 make motor 7 keep away from ground, simple structure, the function is various.

The application method of the embodiment is as follows:

when the flue gas is used, flue gas enters the treatment box 1 through the air inlet pipe 2, one end of the air inlet pipe 2, which is far away from the treatment box 1, is fixedly connected with an exhaust fan, the exhaust fan is positioned on one side of the graphitization furnace, flue gas is extracted through the exhaust fan, and finally the flue gas is discharged out of the treatment box 1 through the air outlet pipe 5 to form a complete air channel, meanwhile, the convex filter screen plate 803 filters dust of the flue gas, the active carbon plate 802 absorbs harmful gas in the flue gas, the hasp is taken down to release the locking between the transparent plate 4 and the treatment box 1, then the locking bolt 805 is rotated to enable the locking bolt 805 to be far away from the partition plate 801, so that the locking between the active carbon plate 802 and the partition plate 801 is released, the active carbon plate 802 and the convex filter screen plate 803 are moved upwards to clean and replace the same, the structure is simple, the dust can not influence the use effect of the active carbon plate 802, and the recycling effect of the flue gas is good.

While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

The terms such as "upper", "lower", "left", "right", "middle" and the like are also used in the present specification for convenience of description, but are not intended to limit the scope of the present utility model, and the changes or modifications of the relative relationship thereof are considered to be within the scope of the present utility model without substantial modification of the technical content.

Claims (6)

1. The utility model provides a graphitization is flue gas recovery device for stove, includes treatment box (1), treatment box (1) one side fixedly connected with intake pipe (2), treatment box (1) opposite side fixedly connected with outlet duct (5), inside filtration subassembly (8), its characterized in that of being equipped with of treatment box (1): the filter assembly (8) comprises a partition plate (801), an active carbon plate (802), a convex filter screen plate (803), a limit sleeve (804) and two locking bolts (805);

baffle (801) and processing box (1) fixed connection, stop collar (804) and baffle (801) bottom fixed connection, convex filter screen board (803) are located inside stop collar (804), active carbon plate (802) are located convex filter screen board (803) top, two locking bolt (805) all contact with active carbon plate (802), and two locking bolt (805) all with baffle (801) threaded connection.

2. The flue gas recovery device for a graphitizing furnace according to claim 1, wherein: the top end of the treatment box (1) is fixedly connected with a refrigerator (6).

3. The flue gas recovery device for a graphitizing furnace according to claim 1, wherein: the novel brush box is characterized in that a motor (7) is fixedly connected to the bottom end of the treatment box (1), a rotating shaft (10) is coaxially connected to an output shaft of the motor (7) in a transmission mode, the rotating shaft (10) is movably connected with the treatment box (1) through a sealing bearing, and a brush hair plate (9) is fixedly connected to the top end of the rotating shaft (10).

4. A flue gas recovery device for a graphitizing furnace according to claim 3, wherein: the outer side of the rotating shaft (10) is provided with a side ring (11), and the side ring (11) is fixedly connected with the bottom end inside the treatment box (1).

5. A flue gas recovery device for a graphitizing furnace according to claim 3, wherein: the motor (7) both sides all are equipped with supporting seat (3), two supporting seat (3) all with handle case (1) fixed connection.

6. The flue gas recovery device for a graphitizing furnace according to claim 1, wherein: the front side of the treatment box (1) is connected with a transparent plate (4) through a hasp, and a sealing gasket is arranged between the transparent plate (4) and the treatment box (1).