CN213790421U

CN213790421U - Dust fall cooling chamber in graphitization furnace tail gas treatment

Info

Publication number: CN213790421U
Application number: CN202022652822.1U
Authority: CN
Inventors: 柴朝伟; 商占峰; 高平义
Original assignee: Yunnan Wuxing New Material Industry Co ltd
Current assignee: Yunnan Wuxing New Material Industry Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-27
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a dust fall cooling chamber in graphitization furnace tail gas treatment, which relates to the field of tail gas treatment, and comprises a cooling box, wherein the outer side wall of the lower end of the cooling box is fixedly connected with a plurality of brackets, the inner side wall of the cooling box is fixedly provided with a dust fall box, the lower side walls of the dust fall box and the cooling box are all provided with air inlets in a penetrating way, flue gas enters the dust fall box through an air inlet pipe through the arrangement of a rotational flow blade plate, an oil storage box, a radiating pipe and square shed oil, the square shed oil between the cooling box and the dust fall box effectively absorbs heat in the dust fall box, the heat is fully radiated through the radiating pipe, the flue gas in the dust fall box is fully cooled, when the flue gas flows upwards through the rotational flow blade plate, the shape of the rotational flow blade plate forces the flue gas to flow in a bending way, under the action of centrifugal force, most dust is enabled to flow onto the side wall of the rotational flow blade plate, and then realize the abundant dust fall function to the flue gas, the cooling dust fall is respond well, and is convenient for maintain.

Description

Dust fall cooling chamber in graphitization furnace tail gas treatment

Technical Field

The utility model relates to a tail gas treatment field especially relates to a dust fall cooling room in graphitization stove tail gas treatment.

Background

With the progress of science and technology and the development of society, graphite materials, particularly high-purity graphite, are widely used in more fields, the requirements on the purity and quality of the graphite materials are higher, and the purification process of the graphite materials becomes an indispensable part of graphitized carbon materials.

In the graphitization and purification process of the carbon material, in order to improve the purity of the material and remove impurities such as titanium, iron, silicon and the like in the material, halogen gas (such as chlorine) is introduced when a graphitization furnace is heated to a purification temperature, and the halogen gas reacts with impurity element cables such as Fo, Cu, Ba, K, B and the like in the graphite material under a high temperature condition to generate halide. These new compounds are gaseous at the purification temperature and release rice from the vents of the graphitization furnace, and a portion of the halogen gases and sulfur dioxide and dust that escape from the feedstock at high temperatures without participating in the purification chemistry are also released from the vents of the graphitization furnace.

High temperature tail gas that graphitizing furnace exhaust contains chloride, a small amount of chlorine that can't react and a small amount of dust must be handled and just can discharge after reaching standard, consequently need fully subside the dust in the tail gas, the tail gas that contains acidity and a small amount of micronic dust gets into tertiary treatment tower altogether, discharge after handling and finishing, in the dust fall link, traditional processing technology equipment investment is high, the treatment effect is poor, the maintenance cost is high, there is a large amount of heats in the tail gas to discharge, and then aggravate greenhouse effect, we have proposed a graphitizing furnace tail gas for this reason and have handled the cooling chamber in the dust fall, solve above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a dust fall cooling chamber in the tail gas treatment of a graphitization furnace.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dust-settling cooling chamber in graphitization furnace tail gas treatment comprises a cooling box, wherein the outer side wall of the lower end of the cooling box is fixedly connected with a plurality of supports, the inner side wall of the cooling box is fixedly provided with a dust-settling box, the lower side walls of the dust-settling box and the cooling box are both provided with air inlets in a penetrating way, the upper side walls of the dust-settling box and the cooling box are both provided with air outlets in a penetrating way, the outer side wall of the lower end of the cooling box is fixedly connected with a filter box, one side wall of one end of the filter box is fixedly connected with an air inlet pipe, the other side wall of the filter box is provided with a viewing port, the lower side wall of the filter box is provided with a water outlet, the inner side wall of the filter box is fixedly provided with a filter screen, the outer side wall of the upper end of the cooling box is fixedly provided with a flange plate, the upper side wall of the flange plate is fixedly connected with an air outlet pipe, and the outer side wall of the cooling box is fixedly provided with a plurality of cooling pipes, the upper end lateral wall fixedly connected with batch oil tank of cooling case, the lower extreme lateral wall fixedly connected with communicating pipe of batch oil tank, the terminal fixed connection of communicating pipe is on the upper end lateral wall of cooling case, the inside wall fixed mounting of dust reduction case has a plurality of whirl vanes.

Preferably, the interior of the radiating pipe and the interior of the cooling box are communicated with each other.

Preferably, the interior of the oil storage tank is communicated with the interior of the cooling tank through a communication pipe.

Preferably, square shed oil is filled between the side walls of the dust falling box and the temperature falling box, in the radiating pipe and in the oil storage box.

Preferably, the inside intercommunication each other of intake pipe and rose box, the inside intercommunication each other of air inlet and dust fall case is passed through to the inside of rose box, the inside intercommunication each other of gas outlet and outlet duct is passed through to the inside of dust fall case.

Preferably, the sidewall of the swirl vane plate is bent.

The utility model has the advantages that: the utility model discloses in, through the setting of whirl bladed, the oil storage tank, the cooling tube, the setting of square canopy oil, the flue gas is gone into the dust fall case by the intake pipe in, square canopy oil between cooling case and the dust fall case effectively absorbs the heat of dust fall incasement portion, fully dispel the heat through the cooling tube, and then fully cool down the flue gas of dust fall incasement portion, and when the flue gas flows upwards through the whirl bladed, the shape setting of whirl bladed forces the flue gas to carry out the bending flow, under the effect of centrifugal force, make most dust get rid of to the lateral wall of whirl bladed, and then realize the abundant dust fall function to the flue gas, cooling dust fall is respond well, easy maintenance and need not the square canopy oil and can recycle for a long time, need not to use other energy, and then save enterprise manufacturing cost;

through the setting of ring flange, rose box, filter screen, outlet, viewing aperture, when the dust on the whirl acanthus is too much, can open the ring flange of cooling box upper end afterwards, to the inside water spray of dust fall incasement portion, wash the whirl acanthus, the dust filters in flowing into the rose box along with the rivers, and the sewage that filters down is discharged by the outlet and is collected to this cleaning function to the whirl acanthus is realized, and then ensures the effective dust fall of whirl acanthus.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a portion a of the present invention.

Fig. 3 is a top view of a part of the mechanism of the present invention.

Fig. 4 is a schematic view of the swirl vane of the present invention.

Reference numbers in the figures: 1 cooling box, 2 supports, 3 dust-reducing boxes, 4 air inlets, 5 air outlets, 6 filter boxes, 7 air inlet pipes, 8 observation ports, 9 water outlets, 10 filter screens, 11 flange plates, 12 air outlet pipes, 13 radiating pipes, 14 oil storage boxes, 15 communicating pipes and 16 rotational flow blade plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a dust-settling and cooling chamber for graphitization furnace tail gas treatment comprises a cooling box 1, the outer side wall of the lower end of the cooling box 1 is fixedly connected with a plurality of brackets 2, the inner side wall of the cooling box 1 is fixedly provided with a dust-settling box 3, the lower side walls of the dust-settling box 3 and the cooling box 1 are both provided with an air inlet 4 in a penetrating way, the upper side walls of the dust-settling box 3 and the cooling box 1 are both provided with an air outlet 5 in a penetrating way, the interior of the dust-settling box 3 is mutually communicated with the interior of an air outlet pipe 12 through the air outlet 5, the outer side wall of the lower end of the cooling box 1 is fixedly connected with a filter box 6, the interior of the filter box 6 is mutually communicated with the interior of the dust-settling box 3 through the air inlet 4, the side wall of one end of the filter box 6 is fixedly connected with an air inlet pipe 7, the air inlet pipe 7 is mutually communicated with the interior of the filter box 6, the other side wall of the filter box 6 is provided with an observation port 8, the interior of the filter box 6 can be known through the observation port 8, then the filter screen 10 is cleaned in time;

the lower end side wall of the filter box 6 is provided with a water outlet 9, the inner side wall of the filter box 6 is fixedly provided with a filter screen 10, the upper end outer side wall of the cooling box 1 is fixedly provided with a flange plate 11, the upper end side wall of the flange plate 11 is fixedly connected with an air outlet pipe 12, the outer side wall of the cooling box 1 is fixedly provided with a plurality of radiating pipes 13, the interiors of the radiating pipes 13 are mutually communicated with the interior of the cooling box 1, the upper end outer side wall of the cooling box 1 is fixedly connected with an oil storage box 14, the lower end side wall of the oil storage box 14 is fixedly connected with a communicating pipe 15, the tail end of the communicating pipe 15 is fixedly connected with the upper end side wall of the cooling box 1, the interior of the oil storage box 14 is mutually communicated with the interior of the cooling box 1 through the communicating pipe 15, square shed oil is filled between the side walls of the cooling box 1 and the radiating pipe 13, and the interior of the oil storage box 14, and the oil storage box 14 can be arranged in the process of the cooling box 1 during the process of heat expansion and cold shrinkage, carry out oil storage or mend oil, the inside wall fixed mounting of falling dust case 3 has a plurality of whirl vanes 16, and the lateral wall shape of whirl vane 16 adopts the form setting of buckling, and then can make the flue gas get into and fall dust case 3 after and carry out abundant dust fall.

The working principle is as follows: when the dust-falling box is used, tail gas is conveyed by a negative pressure fan, conveyed into a filter box 6 through an air inlet pipe 7 and enters a dust-falling box 3 through an air inlet 4, so that the temperature inside the dust-falling box 3 rises, square shed oil between the side walls of the dust-falling box 3 and a cooling box 1 absorbs heat inside the dust-falling box 3 to expand, according to the principle of thermal expansion and cold contraction, the square shed oil between the side walls of the dust-falling box 3 and the cooling box 1 forms thermal flow through the arrangement of a plurality of radiating pipes 13, the square shed oil which is heated to expand rises, enters the radiating pipes 13 from the upper ports of the radiating pipes 13, radiates the heat through the radiating pipes 13, after cooling, the heat flows back to the inside of the cooling box 1 through the lower ports of the radiating pipes 13, so that the tail gas circularly flows, the tail gas inside the dust-falling box 3 is fully cooled, the tail gas after cooling continues to flow upwards, and the tail gas is forced to flow in a bent manner under the arrangement of a plurality of swirl vane plates 16, under the effect of centrifugal force, can make most dust in the tail gas get rid of on the lateral wall to whirl lamina 16, and then realize handling the dust fall of tail gas, tail gas after the dust fall passes through gas outlet 5 and discharges into in the outlet duct 12, so as to carry out subsequent processing, secondly when having a large amount of dusts on the whirl lamina 16 and need clear up, afterwards through opening ring flange 11, wash to dust fall incasement 3 water spray, dust on the whirl lamina 16 is along with rivers downward flow, flow in rose box 6, sewage can be collected by outlet 9 discharges after filter screen 10 filters.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The dust fall cooling chamber in graphitization furnace tail gas treatment comprises a cooling box (1) and is characterized in that a plurality of supports (2) are fixedly connected to the outer side wall of the lower end of the cooling box (1), a dust fall box (3) is fixedly mounted on the inner side wall of the cooling box (1), an air inlet (4) is formed in the dust fall box (3) and the side wall of the lower end of the cooling box (1) in a penetrating mode, an air outlet (5) is formed in the dust fall box (3) and the side wall of the upper end of the cooling box (1) in a penetrating mode, a filter box (6) is fixedly connected to the outer side wall of the lower end of the cooling box (1), an air inlet pipe (7) is fixedly connected to the side wall of one end of the filter box (6), an observation port (8) is formed in the side wall of the other end of the filter box (6), a water outlet (9) is formed in the side wall of the lower end of the filter box (6), and a filter screen (10) is fixedly mounted on the inner side wall of the filter box (6), the utility model discloses a cooling box, including cooling box (1), the upper end lateral wall fixed mounting of cooling box (1) has ring flange (11), the upper end lateral wall fixedly connected with outlet duct (12) of ring flange (11), the lateral wall fixed mounting of cooling box (1) has a plurality of cooling tubes (13), the upper end lateral wall fixedly connected with batch oil tank (14) of cooling box (1), the lower extreme lateral wall fixedly connected with of batch oil tank (14) communicates pipe (15), the terminal fixed connection of communicating pipe (15) is on the upper end lateral wall of cooling box (1), the inside wall fixed mounting of cooling box (3) has a plurality of whirl vanes (16).

2. The dust fall and temperature reduction chamber for the graphitization furnace tail gas treatment is characterized in that the interior of the heat dissipation pipe (13) is communicated with the interior of the temperature reduction box (1).

3. The dust fall and temperature reduction chamber in graphitization furnace tail gas treatment is characterized in that the inside of the oil storage tank (14) is communicated with the inside of the temperature reduction tank (1) through a communicating pipe (15).

4. The dust-settling and cooling chamber for the graphitization furnace tail gas treatment is characterized in that square shed oil is filled between the dust-settling chamber (3) and the side wall of the cooling chamber (1), inside the heat-radiating pipe (13) and inside the oil storage tank (14).

5. The dust fall and temperature reduction chamber in graphitization furnace tail gas treatment is characterized in that the air inlet pipe (7) is communicated with the inside of the filter box (6), the inside of the filter box (6) is communicated with the inside of the dust reduction box (3) through the air inlet (4), and the inside of the dust reduction box (3) is communicated with the inside of the air outlet pipe (12) through the air outlet (5).

6. The dust settling and temperature reducing chamber for the graphitization furnace tail gas treatment is characterized in that the side wall of the rotational flow blade plate (16) is bent.