CN209900982U - Activated carbon adsorption device for asphalt flue gas treatment - Google Patents
Activated carbon adsorption device for asphalt flue gas treatment Download PDFInfo
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- CN209900982U CN209900982U CN201920148097.9U CN201920148097U CN209900982U CN 209900982 U CN209900982 U CN 209900982U CN 201920148097 U CN201920148097 U CN 201920148097U CN 209900982 U CN209900982 U CN 209900982U
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- activated carbon
- flue gas
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Abstract
The utility model discloses an active carbon adsorption device for asphalt flue gas treatment, which relates to asphalt flue gas treatment equipment and comprises a reaction tank, wherein the reaction tank is provided with an air inlet and an air outlet, and also comprises a plurality of layers of adsorption units, the adsorption units are filled with active carbon particles, and the particle diameter of the active carbon particles in each layer of adsorption units is continuously reduced along the direction from the air inlet to the air outlet; still include agitating unit, be equipped with agitating unit in the absorption unit that the interval set up and be close to the gas vent and do not set up agitating unit in the absorption unit, agitating unit rotates with the retort and is connected, an activated carbon granule for stirring in the absorption unit, agitating unit rotates the activated carbon granule motion that drives in the absorption unit, thereby constantly change the size in the space of formation between the activated carbon, increase the contact time between pitch flue gas and the activated carbon, thereby fully adsorbed by activated carbon granule, to sum up, improve the adsorption effect of activated carbon to the pitch flue gas in the retort.
Description
Technical Field
The utility model relates to a pitch flue gas treatment facility, more specifically say, it relates to a pitch flue gas is handled and is used active carbon adsorption device.
Background
The asphalt is a black brown complex mixture composed of hydrocarbons with different molecular weights and nonmetal derivatives thereof, and is in a liquid state, a semi-solid state or a solid state. In the process of producing asphalt, the asphalt needs to be subjected to technological treatment such as heating, and a large amount of asphalt smoke and dust are generated in the treatment process.
The asphalt smoke contains various organic matters, such as a plurality of polycyclic aromatic hydrocarbon substances, such as benzopyrene, benzanthracene, carbazole and the like, and most of the organic matters are carcinogenic substances. The particle size of the harmful substances is more than 0.1-1.0 μm, the smallest particle size is only 0.01 μm, the largest particle size is about 10.0 μm, and the harmful substances are discharged into the atmosphere and are easily absorbed into the human body through the respiratory tract, thus being harmful to the health of the human body. Generally, the asphalt flue gas is introduced into a reaction tank filled with activated carbon, so that the activated carbon can adsorb harmful substances with different particle sizes.
Among the prior art, activated carbon is generally put into the retort and just is in quiescent condition, activated carbon's particle diameter is not of uniform size, make the space between the activated carbon not of uniform size, after the pitch flue gas gets into the retort, the pitch flue gas will directly pass from great space between the activated carbon, the little one-level of utilization ratio that leads to the activated carbon leads to obtaining abundant absorption from the discharged pitch flue gas in the retort, and the life of activated carbon is not long, it has just to lose the effect after the harmful substance of pitch flue gas to adsorb on the activated carbon, it is poor to synthesize the adsorption effect that leads to the pitch flue gas.
SUMMERY OF THE UTILITY MODEL
Great space is discharged easily between the active carbon to pitch flue gas among the in-service use, leads to the poor this problem of adsorption effect of pitch flue gas, the utility model aims to provide an active carbon adsorption device is used in pitch flue gas treatment, agitating unit drive the active carbon particle motion in the absorption unit, constantly changes the size in space between the active carbon, increases the contact time of pitch flue gas and active carbon, improves the adsorption effect of retort to the pitch flue gas, and concrete scheme is as follows:
the activated carbon adsorption device for asphalt flue gas treatment comprises a reaction tank, a plurality of layers of adsorption units and a plurality of adsorption units, wherein the reaction tank is provided with a gas inlet and a gas outlet, activated carbon particles are filled in the adsorption units, and the particle size of the activated carbon particles in each layer of adsorption units is continuously reduced along the direction from the gas inlet to the gas outlet;
still include agitating unit, the interval sets up be equipped with agitating unit and be close to in the adsorption unit of gas vent not set up agitating unit, agitating unit with the retort rotates to be connected, is used for mixxing activated carbon particle in the adsorption unit.
Through the technical scheme, start agitating unit, agitating unit rotates the active carbon particle motion that drives in the absorption unit, thereby constantly change the size in the space of formation between the active carbon, avoid the pitch flue gas to pass the active carbon only from big space, thereby increase the pitch flue gas from the route of passing between the active carbon, increase the contact time between pitch flue gas and the active carbon, and be provided with agitating unit in the spaced absorption unit, make the pitch flue gas after in moving the minimum absorption unit of active carbon particle diameter at the back, the active carbon is not stirred, can contact with the active carbon slowly, thereby fully adsorbed by the active carbon particle, to sum up, improve the adsorption effect of active carbon in the retort to the pitch flue gas.
Further, can dismantle in the retort and be equipped with a plurality of loading boards, the air vent has been seted up on the loading board, the aperture of air vent is less than the particle diameter of active carbon granule, adjacent two form between the loading board and bear the weight of the space, the absorption unit is located in bearing the weight of the space just the absorption unit is placed one of them on the loading board, absorption unit and another it has the activity space that supplies the activity of active carbon granule to reserve between the loading board.
Through above-mentioned technical scheme, agitating unit stirs holistic adsorption unit's behind the active carbon granule increase in volume, and the activity space provides the space that adsorption unit exists, and the pitch flue gas can stop in the activity space and react with the active carbon granule on surface to improve surface active carbon granule's adsorption effect.
Furthermore, the inner side wall of the reaction tank extends along the central axis thereof to form a plurality of overlapping flanges, the inner diameter of each overlapping flange is smaller than the outer diameter of the bearing plate, and the bearing plate is overlapped on the overlapping flanges.
Through above-mentioned technical scheme, the cooperation of loading board and overlap joint flange makes loading board demountable installation in the retort to be convenient for operating personnel to change the absorption unit between two loading boards.
Further, agitating unit includes the rotating tube, with the driving piece that the rotating tube rotates to be connected, the driving piece with the loading board is connected just the driving piece drive the rotating tube stirs active carbon particle.
Through above-mentioned technical scheme, the driving piece rotates and drives the rotating tube and rotate to make the rotating tube stir the active carbon granule and stir the pitch flue gas in the activity space and fully move in the retort when the pivoted.
Furthermore, the rotating pipe is wavy, and the rotating pipe is located in the middle of the adsorption unit.
Through above-mentioned technical scheme, the rotating tube is wavy increase rotating tube and to the stirring scope of active carbon granule to the scope that every layer of absorption unit pitch flue gas passed is increased, improves every layer of absorption unit's utilization ratio, improves the treatment effect of pitch flue gas.
Furthermore, the rotating pipe is connected with a stirring sheet, and the stirring sheet is abutted against the inner side wall of the reaction tank and the bearing plate.
Through above-mentioned technical scheme, stir the piece and rotate under the drive of rotating-tube to fully stirred the active carbon granule on the loading board, further improve the utilization ratio of active carbon granule.
Further, the retort is equipped with to the heating device of pitch flue gas heat supply, heating device includes the hot gas bucket, the hot gas bucket intercommunication has the gas-supply pipe, the gas-supply pipe with activity space intercommunication.
Through above-mentioned technical scheme, the steam bucket fills into steam to the activity space, realizes providing the kinetic energy of hot motion for the pitch flue gas molecule in the retort, avoids the pitch flue gas to descend fast to the gas vent department under the influence of self density, reduces the treatment effect of pitch flue gas.
Furthermore, a visible window is arranged on the side wall of the reaction tank.
Through the technical scheme, an operator can observe the operation condition in the reaction tank through the window.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) by arranging the stirring device, the stirring device rotates to drive the activated carbon particles in the adsorption unit to move, the size of a gap formed between the activated carbons is continuously changed, the contact time between the asphalt flue gas and the activated carbons is increased, and the adsorption effect of the adsorption unit on the asphalt flue gas is improved;
(2) through setting up hot gas bucket and gas-supply pipe, hot gas pitch flue gas molecule provides the kinetic energy of thermal motion, avoids pitch flue gas to descend fast to the gas vent department under the influence of self density, reduces the treatment effect of pitch flue gas.
Drawings
Fig. 1 is an overall schematic view of an embodiment of the present invention;
fig. 2 is a schematic structural view showing the internal structure of the reaction tank of the present invention.
Reference numerals: 1. a reaction tank; 11. an air inlet; 12. an exhaust port; 13. overlapping the flanges; 14. a visible window; 15. a breather pipe; 2. a carrier plate; 21. a vent hole; 3. a load bearing space; 4. an activity space; 5. a stirring device; 51. rotating the tube; 52. a drive member; 53. a mounting seat; 6. a stirring sheet; 7. a heating device; 71. a hot air barrel; 72. a gas delivery pipe; 8. an adsorption unit.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1, an active carbon adsorption device for asphalt flue gas treatment, including retort 1, retort 1 is whole to be the cylinder tube-shape, air inlet 11 has been seted up on retort 1's the roof, gas vent 12 has been seted up on the lateral wall that is close to the diapire, air inlet 11 and gas vent 12 all communicate with breather pipe 15, still include five layers of adsorption unit 8, every layer of adsorption unit 8 is including the active carbon granule that the heap was placed, and the particle diameter of active carbon granule constantly reduces along the direction of air inlet 11 to gas vent 12 in every layer of adsorption unit 8, the asphalt flue gas gets into from air inlet 11, pass every layer of adsorption unit 8, by the active carbon granule absorption in every layer of adsorption unit 8, discharge from gas vent 12 again.
As shown in fig. 2, five bearing plates 2 are arranged in the reaction tank 1 along the length direction thereof, vent holes 21 are formed in the bearing plates 2, the aperture of each vent hole 21 is smaller than the particle size of the activated carbon particles, and the aperture of each vent hole 21 corresponds to the particle size of the activated carbon in each layer of adsorption unit 8, so that the asphalt flue gas can conveniently pass through. A bearing space 3 is formed between two adjacent bearing plates 2, the adsorption unit 8 is positioned in the bearing space 3 and the adsorption unit 8 is arranged on the bearing plate 2 which is close to the exhaust port 12 in the two bearing plates 2, a layer of breathable cotton fiber layer can be laid on the bearing plate 2 in advance, and then activated carbon particles are placed on the bearing plate. An activity space 4 for the activity of the activated carbon particles is reserved between the adsorption unit 8 and the bearing plate 2 close to the air inlet 11 of the two bearing plates 2.
The inner side wall of the reaction tank 1 is formed with overlapping flanges 13 extending along the central axis thereof, and the number of the overlapping flanges 13 corresponding to the number of the loading plates 2 in the axial direction of the reaction tank 1 is five, the inner diameter of the overlapping flanges 13 is smaller than the outer diameter of the loading plates 2, and the loading plates 2 are overlapped on the overlapping flanges 13 so that the overlapping flanges 13 bear the weight of the loading plates 2 and the activated carbon particles.
The activated carbon adsorption device for asphalt flue gas treatment further comprises a stirring device 5, wherein the stirring device 5 is arranged in each adsorption unit 8 at intervals in the five bearing spaces 3, and the bearing space 3 close to the air inlet 11 and the bearing space 3 close to the air outlet 12 are not provided with the stirring device 5. The stirring device 5 comprises a rotating pipe 51 and a driving member 52, the driving member 52 is specifically configured as a small driving motor, a bottom plate of the driving member 52 is detachably connected to the central position of the bearing plate 2 through a bolt, an installation seat 53 is coaxially connected to an output shaft of the driving member 52, the rotating pipe 51 is fixedly connected with the installation seat 53, so that a part of the rotating pipe 51 is positioned in the movable space 4, a part of the rotating pipe is inserted into the middle position of the adsorption unit 8, and the driving member 52 drives the rotating pipe 51 to stir the activated carbon particles. The rotating tube 51 is overall wavy, the material of the rotating tube is made of stainless steel, the rotating tube 51 is not in contact with the surface of the bearing plate 2 for bearing the adsorption unit 8, the rotating tube 51 is connected with the stirring sheet 6, the stirring sheet 6 is made of soft rubber with small elasticity, the stirring sheet 6 is abutted to the inner side wall of the reaction tank 1 and the bearing plate 2, the rotating tube 51 drives the stirring sheet 6 to rotate, and the activated carbon particles on the bearing plate 2 and on the inner side wall of the reaction tank 1 are fully stirred.
As shown in fig. 1, a heating device 7 is disposed on the reaction tank 1, and the heating device 7 provides low-temperature heat for the asphalt flue gas in the reaction tank 1. Heating device 7 includes hot gas bucket 71, fill the higher gas of temperature throughout in hot gas bucket 71, the temperature is no longer than 50 ℃, gas can directly adopt the air, hot gas bucket 71 intercommunication has gas-supply pipe 72, gas-supply pipe 72 inserts in activity space 4, steam gets into in activity space 4 from hot gas bucket 71, improve the temperature of pitch flue gas in retort 1, provide the kinetic energy of thermal motion for pitch flue gas molecule, make the pitch flue gas fully flow in retort 1, thereby fully contact with the active carbon granule.
As shown in fig. 1, two visual windows 14 are arranged on the side wall of the reaction tank 1, the visual windows 14 are made of high-temperature-resistant transparent glass, specifically, two circular openings are formed in the side wall of the reaction tank 1, the reaction tank 1 is located at the circular openings and extends outwards to form a flange, and correspondingly, the visual windows 14 can be detachably connected with the flange through bolts.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The activated carbon adsorption device for asphalt flue gas treatment comprises a reaction tank (1), wherein the reaction tank (1) is provided with an air inlet (11) and an air outlet (12), and is characterized by further comprising a plurality of layers of adsorption units (8), wherein activated carbon particles are filled in the adsorption units (8), and the particle size of the activated carbon particles in each layer of the adsorption units (8) is continuously reduced along the direction from the air inlet (11) to the air outlet (12);
still include agitating unit (5), the interval sets up be equipped with agitating unit (5) and be close to in adsorption unit (8) of gas vent (12) not set up agitating unit (5), agitating unit (5) with retort (1) rotates and is connected, is used for stirring activated carbon particle in adsorption unit (8).
2. The activated carbon adsorption device for asphalt flue gas treatment according to claim 1, wherein a plurality of bearing plates (2) are detachably arranged in the reaction tank (1), vent holes (21) are formed in the bearing plates (2), the aperture of each vent hole (21) is smaller than the particle size of activated carbon particles, a bearing space (3) is formed between two adjacent bearing plates (2), the adsorption unit (8) is located in the bearing space (3) and the adsorption unit (8) is placed on one of the bearing plates (2), and a movable space (4) for the activated carbon particles to move is reserved between the adsorption unit (8) and the other bearing plate (2).
3. The activated carbon adsorption device for treating asphalt flue gas according to claim 2, wherein the inner side wall of the reaction tank (1) is formed with an overlap flange (13) extending along the central axis thereof, and the overlap flange (13) is provided in plurality in the axial direction of the reaction tank (1), the inner diameter of the overlap flange (13) is smaller than the outer diameter of the carrying plate (2), and the carrying plate (2) is overlapped on the overlap flange (13).
4. The activated carbon adsorption device for asphalt flue gas treatment according to claim 2, wherein the stirring device (5) comprises a rotating pipe (51) and a driving member (52) rotatably connected with the rotating pipe (51), the driving member (52) is connected with the bearing plate (2) and the driving member (52) drives the rotating pipe (51) to stir the activated carbon particles.
5. The activated carbon adsorption device for asphalt flue gas treatment according to claim 4, wherein the rotating pipe (51) is wavy, and the rotating pipe (51) is located at the middle position of the adsorption unit (8).
6. The activated carbon adsorption device for asphalt flue gas treatment according to claim 4, wherein a stirring sheet (6) is connected to the rotating pipe (51), and the stirring sheet (6) abuts against the inner side wall of the reaction tank (1) and the bearing plate (2).
7. The activated carbon adsorption device for asphalt flue gas treatment according to claim 2, wherein the reaction tank (1) is provided with a heating device (7) for providing heat for the asphalt flue gas, the heating device (7) comprises a hot gas barrel (71), the hot gas barrel (71) is communicated with a gas conveying pipe (72), and the gas conveying pipe (72) is communicated with the activity space (4).
8. The activated carbon adsorption device for asphalt flue gas treatment according to claim 1, wherein a visible window (14) is arranged on the side wall of the reaction tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920148097.9U CN209900982U (en) | 2019-01-28 | 2019-01-28 | Activated carbon adsorption device for asphalt flue gas treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920148097.9U CN209900982U (en) | 2019-01-28 | 2019-01-28 | Activated carbon adsorption device for asphalt flue gas treatment |
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| CN209900982U true CN209900982U (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920148097.9U Expired - Fee Related CN209900982U (en) | 2019-01-28 | 2019-01-28 | Activated carbon adsorption device for asphalt flue gas treatment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359373A (en) * | 2020-04-15 | 2020-07-03 | 吴晓毛 | Flowing curtain wall type flue gas desulfurization method for coal-based natural gas |
| CN111905517A (en) * | 2020-06-22 | 2020-11-10 | 王海燕 | From high-efficient absorbent denitration desulfurizing tower of formula of turning over waste gas |
| CN111991986A (en) * | 2020-07-13 | 2020-11-27 | 中国港湾工程有限责任公司 | Oil gas recovery system |
-
2019
- 2019-01-28 CN CN201920148097.9U patent/CN209900982U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359373A (en) * | 2020-04-15 | 2020-07-03 | 吴晓毛 | Flowing curtain wall type flue gas desulfurization method for coal-based natural gas |
| CN111905517A (en) * | 2020-06-22 | 2020-11-10 | 王海燕 | From high-efficient absorbent denitration desulfurizing tower of formula of turning over waste gas |
| CN111991986A (en) * | 2020-07-13 | 2020-11-27 | 中国港湾工程有限责任公司 | Oil gas recovery system |
| CN111991986B (en) * | 2020-07-13 | 2022-03-01 | 中国港湾工程有限责任公司 | Oil gas recovery system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 Termination date: 20210128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |