CN219744423U - Graphite purification tail gas processing apparatus - Google Patents
Graphite purification tail gas processing apparatus Download PDFInfo
- Publication number
- CN219744423U CN219744423U CN202321148536.9U CN202321148536U CN219744423U CN 219744423 U CN219744423 U CN 219744423U CN 202321148536 U CN202321148536 U CN 202321148536U CN 219744423 U CN219744423 U CN 219744423U
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- Prior art keywords
- tail gas
- cylinder
- spray
- pipe
- tower
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 30
- 239000010439 graphite Substances 0.000 title claims abstract description 30
- 238000000746 purification Methods 0.000 title claims abstract description 27
- 238000012545 processing Methods 0.000 title description 2
- 239000007921 spray Substances 0.000 claims abstract description 41
- 239000000428 dust Substances 0.000 claims abstract description 30
- 239000000945 filler Substances 0.000 claims abstract description 14
- 238000010521 absorption reaction Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000009833 condensation Methods 0.000 claims abstract description 3
- 230000005494 condensation Effects 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 19
- 239000003513 alkali Substances 0.000 claims description 8
- 230000001502 supplementing effect Effects 0.000 claims description 7
- 230000002572 peristaltic effect Effects 0.000 claims description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000460 chlorine Substances 0.000 abstract description 6
- 229910052801 chlorine Inorganic materials 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 6
- 239000006229 carbon black Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 50
- 239000002994 raw material Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007770 graphite material Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- -1 and in addition Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a graphite purification tail gas treatment device, which aims to remove tar, carbon black and other particle dust and chlorine in tail gas and purify the tail gas, and the technical scheme is as follows: a graphite purification tail gas treatment device comprises a condensation module, a dust remover, an ultrafine dust filter and a spray absorption tower which are connected in sequence; the spray absorption tower comprises a tower body and a circulating water tank positioned at the bottom of the tower body, a spray frame and spherical fillers are arranged in the tower body, the spherical fillers are positioned below the spray frame, a plurality of atomizing spray heads are arranged on the spray frame, the circulating water tank is communicated with the spray frame through a circulating pipeline, a first pump body is arranged on the circulating pipeline, and an exhaust pipe is arranged at the top of the tower body; the spray rack comprises a first pipe body in an inverted V shape and a second pipe body connected with the first pipe body and the circulating pipeline, and the atomizing nozzle is arranged on the first pipe body and belongs to the technical field of tail gas treatment.
Description
Technical Field
The utility model belongs to the technical field of tail gas treatment, and particularly relates to a graphite purification tail gas treatment device.
Background
Natural pure graphite in nature is extremely rare, natural graphite raw materials often contain SiO2, al2O3, feO, caO, P O5, cuO and other impurities, and in addition, gas parts such as CO2, CH4, N2 and the like, so that the carbon element content in the graphite raw materials is low, and the direct utilization is difficult. Therefore, the graphite raw material is processed into a graphite material with high utilization value, and the graphite material must be technically purified first. Impurities in the graphite raw material can undergo a series of chemical reactions under the high-temperature condition and the condition of introducing chlorine, and are converted into volatilizable gaseous substances which are separated from the graphite raw material, so that the thermochemical purification of the primary graphite is realized.
During the thermochemical purification of graphite raw materials, a certain amount of byproducts such as tar, metal oxide, carbon black and redundant reaction gases such as chlorine, chloride and the like are generated, and the substances often affect the surrounding environment, so that the physical health of people is endangered, the daily life of people is influenced, and therefore, the tail gas generated during the purification process needs to be intensively treated, and the tail gas is discharged after reaching the purification standard.
Therefore, the technical problems to be solved by the utility model are as follows: how to provide a device for treating tail gas generated by graphite purification.
Disclosure of Invention
The utility model mainly aims to provide a graphite purification tail gas treatment device, which aims to remove tar, carbon black and other particle dust and chlorine in tail gas and purify the tail gas.
According to a first aspect of the utility model, there is provided a graphite purification tail gas treatment device comprising a condensing module, a dust remover, an ultrafine dust filter and a spray absorption tower which are connected in sequence;
the spray absorption tower comprises a tower body and a circulating water tank positioned at the bottom of the tower body, a spray frame and spherical fillers are arranged in the tower body, the spherical fillers are positioned below the spray frame, a plurality of atomizing spray heads are arranged on the spray frame, the circulating water tank is communicated with the spray frame through a circulating pipeline, a first pump body is arranged on the circulating pipeline, and an exhaust pipe is arranged at the top of the tower body;
the spray frame comprises a first pipe body in an inverted V shape and a second pipe body connected with the first pipe body and the circulating pipeline, and the atomizing nozzle is arranged on the first pipe body.
In the graphite purification tail gas treatment device, the tower body is divided into a first cylinder body, a second cylinder body and a cover body from bottom to top, wherein the second cylinder body is detachably fixed on the first cylinder body, and the cover body is detachably fixed on the second cylinder body;
the spherical filler is arranged in the first cylinder, the spray frame is arranged in the second cylinder, and the exhaust pipe is arranged at the top of the cover body.
In the graphite purification tail gas treatment device, an annular flange is arranged in the second cylinder body, a demister is arranged at the bottom of the cover body, a clamping groove is formed in the annular flange, the end part of the first pipe body on the horizontal direction is embedded into the clamping groove, and the annular flange and the demister are matched to limit the first pipe body to move up and down.
In the graphite purification tail gas treatment device, the device further comprises an alkali liquor storage tank, the alkali liquor storage tank is communicated with the circulating pipeline through a liquid supplementing pipeline, a second pump body is arranged on the liquid supplementing pipeline, a PH detector is arranged on the circulating pipeline, and the second pump body can act according to signals of the PH detector.
In the graphite purification tail gas treatment device, the second pump body is a peristaltic pump.
In the graphite purification tail gas treatment device, the condensation module is a water-cooled gas condenser.
One of the above technical solutions of the present utility model has at least one of the following advantages or beneficial effects:
in the utility model, the tail gas generated by graphite purification is firstly input into the condensing module, the condensing module cools the tail gas, and tar in the tail gas is converted from a gas phase to a liquid phase, so that the tar is separated; the residual tail gas enters a dust remover, so that large-particle solid dust can be removed; removing small-particle solid dust in the tail gas through an ultrafine dust filter; finally, the tail gas enters a spray absorption tower, and under the action of alkaline liquid, chlorine and chloride in the tail gas are removed, so that the tail gas generated by graphite purification is purified, the gas discharged from the spray absorption tower does not pollute the environment or harm the health of a human body.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a schematic view of a first embodiment of the present utility model;
fig. 2 is a structural cross-sectional view of a tower body according to a first embodiment of the present utility model.
Wherein reference numerals for the respective figures:
1. a condensing module; 2. a dust remover; 3. an ultrafine dust filter; 4. spraying an absorption tower; 41. a tower body; 411. a first cylinder; 412. a second cylinder; 413. a cover body; 414. an annular flange; 415. a clamping groove; 416. a demister; 42. a circulating water tank; 43. a spray rack; 431. an atomizing nozzle; 432. a first tube body; 433. a second tube body; 44. spherical filler; 45. a circulation pipe; 46. a first pump body; 47. an exhaust pipe; 5. an alkali liquor storage tank; 6. a fluid supplementing pipeline; 7. and a second pump body.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.
The following disclosure provides many different embodiments, or examples, for implementing different aspects of the utility model.
Referring to fig. 1 to 2, in one embodiment of the present utility model, a graphite purifying tail gas treatment apparatus includes a condensing module 1, a dust remover 2, an ultra fine dust filter 3, and a spray absorption tower 4, which are sequentially connected;
the condensing module 1 is a water-cooled gas condenser, the water-cooled gas condenser comprises a tank body, a water-cooled jacket is arranged on the outer wall of the tank body, a water-cooled pipeline is arranged in the tank body, the air inlet end of the tank body is used for inputting tail gas, the air outlet end of the tank body is connected with the dust remover 2, a collecting box is arranged in the tank body, the tail gas generated by graphite purification is firstly input into the tank body, the water-cooled jacket and the water-cooled pipeline cool the tail gas, so that tar in the tail gas is converted into a liquid phase from a gas phase, and tar is separated and flows into the collecting box;
the dust remover 2 is a cyclone dust remover, the air outlet of the cyclone dust remover is connected with the superfine dust filter 3, the bottom of the cyclone dust remover is provided with an ash collecting box, the cooled tail gas enters the cyclone dust remover, and large-particle solid dust can be removed, and the large-particle fixed dust is collected in the ash collecting box so as to be convenient to clean;
the tail gas passing through the cyclone dust collector is input into the superfine dust filter 3, and the superfine dust filter 3 is utilized to remove the granular solid dust;
the spray absorption tower 4 comprises a tower body 41 and a circulating water tank 42 positioned at the bottom of the tower body 41, wherein a spray frame 43 and spherical fillers 44 are arranged in the tower body 41, the spherical fillers 44 are positioned below the spray frame 43, a plurality of atomizing spray heads 431 are arranged on the spray frame 43, the circulating water tank 42 is communicated with the spray frame 43 through a circulating pipeline 45, a first pump body 46 is arranged on the circulating pipeline 45, and an exhaust pipe 47 is arranged at the top of the tower body 41; the spray rack 43 comprises a first pipe 432 in an inverted V shape and a second pipe 433 connected with the first pipe 432 and the circulating pipeline 45, and the atomizing nozzle 431 is arranged on the first pipe 432; the outlet of the superfine dust filter 3 is connected with the tower body 41 to release the tail gas below the spherical filler 44, the alkaline liquid is in the circulating water tank 42, under the action of the first pump body 46, the alkaline liquid reaches the second pipe body 433 through the circulating pipeline 45, then the alkaline liquid is conveyed to the first pipe body 432 through the second pipe body 433, the tail gas is atomized through the atomizing nozzle 431 and then sprayed out, the spherical filler 44 spreads the tail gas, so that the tail gas can fully contact and react with the atomized alkaline liquid to remove chlorine and chloride in the tail gas; the purified gas is output from the exhaust pipe 47, and the exhaust pipe 47 is connected with an external exhaust system, so that the gas in the whole treatment device can flow along an expected track to form a complete treatment chain;
the tail gas generated by graphite purification is purified, and the gas discharged from the spray absorption tower 4 does not pollute the environment or harm the health of human bodies.
In addition, due to the design of the inverted V-shaped first pipe body 432, more atomizing nozzles 431 can be arranged on the first pipe body 432, the orientation of the atomizing nozzles 431 on the first pipe body 432 can be finely adjusted, and atomized alkaline liquid can cover the space above the spherical filler 44.
In the present embodiment, the tower 41 is divided into a first cylinder 411, a second cylinder 412 and a cover 413 from bottom to top, the second cylinder 412 is detachably fixed on the first cylinder 411, and the cover 413 is detachably fixed on the second cylinder 412; generally, the first cylinder 411 and the second cylinder 412 have similar structures, and have folds at the upper and lower ends, the lower fold of the first cylinder 411 is fixed on the circulating water tank 42 by a screw, the upper fold of the first cylinder 411 and the lower fold of the second cylinder 412 are fixed together by a bolt, the cover 413 is fixed on the upper fold of the second cylinder 412 by a bolt, and in order to avoid leakage of exhaust gas without purification, the contact position can be sealed by a sealing rubber ring;
the spherical packing 44 is arranged in the first cylinder 411, the spray frame 43 is arranged in the second cylinder 412, and the exhaust pipe 47 is arranged at the top of the cover 413; so that the tower body 41 is convenient to disassemble, the spherical packing 44 is replaced or cleaned, and the spray frame 43 is maintained;
the second cylinder 412 is provided with a pipeline butt joint, one end of the pipeline butt joint positioned in the tower 41 is connected with the second pipe 433, and one end of the pipeline butt joint positioned outside the tower 41 is connected with the circulating pipeline 45 so as to communicate the second pipe 433 with the circulating pipeline 45, and the second pipe 433 and the circulating pipeline 45 can be easily separated when the second cylinder 412 is disassembled; the second tube 433 and the circulation pipe 45 may be alkali-resistant flexible tubes.
In this embodiment, an annular flange 414 is disposed in the second cylinder 412, a demister 416 is disposed at the bottom of the cover 413, a clamping groove 415 is disposed on the annular flange 414, and the end of the first pipe 432 in the horizontal direction is embedded into the clamping groove 415, so that two clamping grooves 415 are uniformly distributed on the annular flange 414 around the axis thereof in the circumferential direction, and the two end parts of the first pipe 432 are respectively clamped in the clamping grooves 415, so that the first pipe 432 cannot move in the horizontal direction; the cover 413 is located above the second cylinder 412, and the spray rack 43 is generally located at the upper part of the second cylinder 412, and the first pipe 432 is inverted V-shaped, so that the demister 416 can limit the first pipe 432 from jumping upwards, and the demister 416 cooperates with the annular flange 414 to prevent the first pipe 432 from moving in the vertical direction;
the mist eliminator 416 can capture droplets in the gas, avoid excessive moisture carried by the exiting gas, affect the operation of the external exhaust system, and reduce alkaline liquid losses.
In this embodiment, the device further comprises an alkali liquor storage tank 5, the alkali liquor storage tank 5 is communicated with a circulation pipeline 45 through a liquid supplementing pipeline 6, a second pump body 7 is arranged on the liquid supplementing pipeline 6, a PH detector is arranged on the circulation pipeline 45, and the second pump body 7 can act according to signals of the PH detector;
generally, the device is provided with a corresponding controller, when the PH detector detects that the PH value of the alkaline liquid in the circulating pipeline 45 is lower than a preset value, the second pump body 7 is started to pump the alkaline liquid in the alkaline liquid storage tank 5 to be supplemented into the circulating pipeline 45 so as to improve the PH value of the alkaline liquid in the circulating pipeline 45; the circulating water tank 42 is also provided with a corresponding emptying port, so that the alkaline liquid which does not reach the standard can be conveniently discharged.
In this embodiment, the second pump body 7 is a peristaltic pump, so that the addition amount of the alkaline liquid can be accurately controlled.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. The graphite purification tail gas treatment device is characterized by comprising a condensation module, a dust remover, an ultrafine dust filter and a spray absorption tower which are connected in sequence;
the spray absorption tower comprises a tower body and a circulating water tank positioned at the bottom of the tower body, a spray frame and spherical fillers are arranged in the tower body, the spherical fillers are positioned below the spray frame, a plurality of atomizing spray heads are arranged on the spray frame, the circulating water tank is communicated with the spray frame through a circulating pipeline, a first pump body is arranged on the circulating pipeline, and an exhaust pipe is arranged at the top of the tower body;
the spray frame comprises a first pipe body in an inverted V shape and a second pipe body connected with the first pipe body and the circulating pipeline, and the atomizing nozzle is arranged on the first pipe body.
2. The apparatus according to claim 1, wherein the tower body is divided into a first cylinder, a second cylinder and a cover body from bottom to top, the second cylinder is detachably fixed on the first cylinder, and the cover body is detachably fixed on the second cylinder;
the spherical filler is arranged in the first cylinder, the spray frame is arranged in the second cylinder, and the exhaust pipe is arranged at the top of the cover body.
3. The graphite purification tail gas treatment device according to claim 2, wherein an annular flange is arranged in the second cylinder, a demister is arranged at the bottom of the cover body, a clamping groove is formed in the annular flange, the end portion of the first pipe body in the horizontal direction is embedded into the clamping groove, and the annular flange is matched with the demister to limit the first pipe body to move up and down.
4. The graphite purification tail gas treatment device according to claim 1, further comprising an alkali liquor storage tank, wherein the alkali liquor storage tank is communicated with the circulating pipeline through a liquid supplementing pipeline, a second pump body is arranged on the liquid supplementing pipeline, a PH detector is arranged on the circulating pipeline, and the second pump body can act according to signals of the PH detector.
5. The graphite purification tail gas treatment device of claim 4, wherein the second pump body is a peristaltic pump.
6. The graphite purification tail gas treatment device of claim 1, wherein the condensing module is a water-cooled gas condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321148536.9U CN219744423U (en) | 2023-05-12 | 2023-05-12 | Graphite purification tail gas processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321148536.9U CN219744423U (en) | 2023-05-12 | 2023-05-12 | Graphite purification tail gas processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219744423U true CN219744423U (en) | 2023-09-26 |
Family
ID=88081504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321148536.9U Active CN219744423U (en) | 2023-05-12 | 2023-05-12 | Graphite purification tail gas processing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219744423U (en) |
-
2023
- 2023-05-12 CN CN202321148536.9U patent/CN219744423U/en active Active
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