CN218501661U - Uniform distribution flow guide type activated carbon adsorber - Google Patents
Uniform distribution flow guide type activated carbon adsorber Download PDFInfo
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- CN218501661U CN218501661U CN202222181173.0U CN202222181173U CN218501661U CN 218501661 U CN218501661 U CN 218501661U CN 202222181173 U CN202222181173 U CN 202222181173U CN 218501661 U CN218501661 U CN 218501661U
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Abstract
The utility model relates to the field of environmental protection equipment, and discloses an evenly distributed diversion type activated carbon absorber, which comprises a shell, wherein the shell is horizontally arranged, the cross section of the shell is rectangular, and a support is arranged at the lower part of the shell; the shell is divided into an expansion section, a straight cylinder section and a contraction section from left to right; the expansion section is a four-edge table without upper and lower bottoms, and the upper bottom surface of the left end of the expansion section is smaller than the lower bottom surface of the right end; the contraction section is a four-edge table without upper and lower bottoms, and the lower bottom surface of the left end of the contraction section is larger than the upper bottom surface of the right end of the contraction section; the lower bottom surface of the expansion section is fixedly connected with the left end of the straight cylinder section, and the lower bottom surface of the contraction section is fixedly connected with the right end of the straight cylinder section; the expansion section left side is provided with the intake pipe, and the contraction section right side is provided with the outlet duct, and the straight section of thick bamboo is provided with the active carbon adsorption subassembly, and the expansion section still is provided with first equipartition water conservancy diversion subassembly. The utility model discloses an improve gaseous equipartition nature, solved the problem that current equipment adsorption efficiency is low, the active carbon is heated unevenly, improved the adsorption effect and the desorption effect of waste gas, prolonged the active carbon live time.
Description
Technical Field
The utility model relates to an environmental protection equipment field, concretely relates to equipartition water conservancy diversion formula activated carbon adsorber.
Background
The rapid development of industrialization continuously improves the quality of life of people, but the environmental pollution is increasingly serious. Volatile Organic Compounds (VOCs) are an important component of atmospheric pollutants, and are also responsible for the formation of fine particulate matter (PM 2.5) and ozone (O) 3 ) The important precursors have serious influence on climate change.
The adsorption method is a typical method for removing VOCs in waste gas for hundreds of years, and the adsorbent commonly used for purifying organic waste gas is activated carbon. The activated carbon has a large specific surface area, has very good adsorption capacity for non-polar substances, but has poor adsorption capacity for polar substances. The active carbon with saturated adsorption is usually desorbed and regenerated by water vapor, and the desorbed active carbon can be reused. The adsorption method has high purification rate, but the adsorption capacity is low, generally only 40%, and frequent adsorption, desorption and regeneration operations are required.
The existing fixed bed activated carbon adsorber has large gas treatment amount and small pressure drop, but because the sectional area of a bed layer is large, the gas flow distribution is easy to be uneven, a channeling phenomenon is generated, the adsorption is uneven, and the waste gas treatment efficiency is low. When the activated carbon absorber is saturated, desorption needs to be carried out through steam, if desorption steam cannot be uniformly blown to the activated carbon bed layer, partial desorption is incomplete, local air quantity is too large, and energy consumption is wasted.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide an equipartition water conservancy diversion formula activated carbon absorber, adsorb and desorption air current maldistribution cause among the solution prior art, the problem of desorption inefficiency.
In order to achieve the above purpose, the present invention adopts the following technical solution.
A uniformly distributed diversion type activated carbon adsorber comprises a shell, wherein the shell is horizontally arranged, the cross section of the shell is rectangular, and a support is arranged at the lower part of the shell; the shell is divided into an expansion section, a straight cylinder section and a contraction section from left to right; the expansion section is a quadrangular table top without upper and lower bottoms, and the upper bottom surface of the left end of the expansion section is smaller than the lower bottom surface of the right end; the contraction section is a quadrangular table top without upper and lower bottoms, and the lower bottom surface of the left end of the contraction section is larger than the upper bottom surface of the right end; the lower bottom surface of the expansion section is fixedly connected with the left end of the straight cylinder section, and the lower bottom surface of the contraction section is fixedly connected with the right end of the straight cylinder section; the expansion section left side is provided with the intake pipe, and the contraction section right side is provided with the outlet duct, and the straight section of thick bamboo is provided with the active carbon adsorption subassembly, and the expansion section still is provided with first equipartition water conservancy diversion subassembly for make waste gas evenly distributed.
Preferably, the first uniformly distributed flow guide assembly comprises a plurality of flow guide surfaces which are gradually reduced from outside to inside, each flow guide surface is a four-edge table surface without an upper bottom and a lower bottom, and the orientation of each flow guide surface is the same as that of the expansion section.
Preferably, the included angle between the side surface of the flow guide surface and the upper bottom surface is an expansion angle, and the expansion angles of the plurality of flow guide surfaces gradually expand from inside to outside.
Preferably, the included angle between the side surface of the flow guide surface and the upper bottom surface is an expansion angle, and the expansion angles of the plurality of flow guide surfaces are equal.
Further preferably, the air guide device further comprises a cross fixing frame, the left end of each guide surface is fixedly connected with the cross fixing frame, and the cross fixing frame is fixedly connected with the air inlet pipe.
Further preferably, the number of flow guide surfaces is greater than 6.
Preferably, the expansion section is also provided with a desorption air outlet pipe, and the desorption air outlet pipe is positioned on the expansion section below the air inlet pipe; the contraction section is provided with a desorption air inlet pipe, and the desorption air inlet pipe is positioned on the contraction section above the air outlet pipe;
a second uniformly distributed flow guide assembly is arranged in the contraction section, the second uniformly distributed flow guide assembly comprises two first steel pipes which are horizontally arranged, and two ends of each first steel pipe are closed; the first steel pipe is communicated with the first steel pipe; the second uniform distribution flow guide assembly also comprises an air inlet steel pipe arranged between the two first steel pipes, and the air inlet steel pipe is communicated with each second steel pipe; an air inlet is formed in the air inlet steel pipe and is communicated with the desorption air inlet pipe; the second steel pipe evenly is provided with the venthole, and the venthole is towards straight section of thick bamboo, and the venthole aperture that is close to the inlet port is little, and the venthole aperture that is far away from the inlet port is big.
Further preferably, the plurality of outlet holes are provided with nozzles directed towards the straight cylinder section.
Preferably, the straight cylinder section is provided with an access door.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an improve gaseous equipartition nature, avoided the influence of the air current turbulent flow that the sudden change of the cross-section that admits air leads to, improved adsorption efficiency and to the adsorption effect of waste gas.
The utility model discloses in the desorption process, improved the equipartition nature of desorption heat steam, the activated carbon adsorption subassembly is heated evenly and desorption area increases, has improved desorption effect, has prolonged the active carbon live time.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural diagram of a uniformly distributed flow-guiding activated carbon adsorber;
FIG. 2 is a schematic diagram of the internal structure of a uniform distribution flow guide type activated carbon adsorber;
FIG. 3 is a cross-sectional view of a flow directing surface;
FIG. 4 is a left side view of the uniform distribution flow guide type activated carbon adsorber;
FIG. 5 is a schematic structural view of a second equispaced flow guide assembly;
the reference signs are:
1. a housing; 2. an air inlet pipe; 3. an air outlet pipe; 4. a support; 5. the first uniform distribution flow guide assembly; 6. desorbing the gas outlet pipe; 7. desorbing the air inlet pipe; 8. a second uniform distribution flow guide assembly; 9. an access door; 51. a flow guide surface; 81. an air inlet; 82. exit holes.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to examples, but those skilled in the art will understand that the following examples are only for illustrating the present invention and should not be construed as limiting the scope of the present invention.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a uniform distribution flow guide type activated carbon adsorber; FIG. 2 is a schematic diagram of the internal structure of a uniform distribution flow guide type activated carbon adsorber;
the utility model provides an equipartition water conservancy diversion formula activated carbon adsorber, includes casing 1, and casing 1 level is placed, and the cross section of casing 1 is the rectangle. The lower part of the housing has a seat 4 for fixing the housing 1.
The shell 1 is divided into an expansion section, a straight cylinder section and a contraction section from left to right; the expansion section is a four-edge table top without an upper bottom and a lower bottom, and the upper bottom surface of the left end of the expansion section is smaller than the lower bottom surface of the right end; the contraction section is a four-edge table top without an upper bottom and a lower bottom, and the lower bottom surface of the left end of the contraction section is larger than the upper bottom surface of the right end; the lower bottom surface of the expansion section is fixedly connected with the left end of the straight cylinder section, and the lower bottom surface of the contraction section is fixedly connected with the right end of the straight cylinder section; the left side of the expansion section is provided with an air inlet pipe 2, the right side of the contraction section is provided with an air outlet pipe 3, and the straight cylinder section is provided with an activated carbon adsorption component for adsorbing organic matters in waste gas and purifying the waste gas; the expansion section is also provided with a first uniform distribution flow guide assembly 5 for improving the uniform distribution of the waste gas and enabling the waste gas to uniformly enter the straight cylinder section to contact with the activated carbon adsorption assembly.
The first equispaced diversion assemblies 5 include a plurality of diversion surfaces 51 which are gradually reduced from outside to inside, each diversion surface is a four-edge table without upper and lower bottoms, and the orientation of each diversion surface is the same as the expansion section, as shown in fig. 3, which is a cross-sectional view of the diversion surface 51. Waste gas passes through a plurality of water conservancy diversion faces after entering from the air inlet, passes through from the space between a plurality of water conservancy diversion faces, cuts apart through a plurality of water conservancy diversion faces waste gas to reach the even effect of air current distribution, reduced the production and the influence of air current turbulent flow. Waste gas evenly gets into straight section of thick bamboo section and active carbon adsorption component contact, and then improves the adsorption effect of active carbon to gas.
As an arrangement manner of the flow guide surfaces 51, an included angle between a side surface of the flow guide surface 51 and the upper bottom surface is an expansion angle, the expansion angles of a plurality of flow guide surfaces gradually expand from inside to outside, wherein the number of the flow guide surfaces is greater than 6.
As another arrangement of the flow guide surfaces 51, an included angle between the side surface of each flow guide surface and the upper bottom surface is an expansion angle, the expansion angles of the plurality of flow guide surfaces are equal, and the number of the flow guide surfaces is greater than 6.
The expansion section also comprises a cross fixing frame used for fixing the flow guide surface. As shown in fig. 4, the left end of each flow guide surface is fixedly connected with a cross-shaped fixing frame, and the cross-shaped fixing frame is fixedly connected with the air inlet pipe 2.
The uniformly distributed diversion type activated carbon adsorber is also provided with a desorption component for desorbing organic matters adsorbed by the activated carbon adsorption component. A desorption air outlet pipe 6 is arranged on the expansion section, and the desorption air outlet pipe 6 is positioned on the expansion section below the air inlet pipe 2; a desorption air inlet pipe 7 is arranged on the contraction section, and the auxiliary air inlet pipe 7 is positioned on the contraction section above the air outlet pipe 3;
a second uniform distribution flow guide assembly 8 is arranged in the contraction section, and is a schematic structural diagram of the second uniform distribution flow guide assembly as shown in fig. 5. The second uniform distribution flow guide assembly 8 comprises two first steel pipes which are horizontally arranged, and two ends of each first steel pipe are closed; the first steel pipe is communicated with the first steel pipe; the second uniform distribution flow guide assembly 8 also comprises an air inlet steel pipe arranged between the two first steel pipes, and the air inlet steel pipe is communicated with each second steel pipe; an air inlet hole 81 is formed in the air inlet steel pipe, and the air inlet hole 81 is communicated with the desorption air inlet pipe 7; the second steel pipe is uniformly provided with air outlet holes 82; the air outlet 82 faces the straight cylinder section, the aperture of the air outlet 82 close to the air inlet 81 is small, and the aperture of the air outlet 82 far from the air inlet 81 is large. Desorption gas, if hot steam gets into from desorption gas intake pipe, gets into the steel pipe of admitting air through inlet port 81, flows along second steel pipe and first steel pipe, discharges to the straight section of thick bamboo section from a plurality of ventholes of evenly distributed, and with the contact of active carbon adsorption component, carries out the desorption to active carbon adsorption component. Second equipartition water conservancy diversion subassembly 8 makes hot steam evenly distributed and flows to straight section of thick bamboo, has avoided in the straight section of thick bamboo active carbon adsorption subassembly because of the uneven problem of being heated that causes of hot steam air current distribution, and has increased desorption gas and active carbon assembly's area of contact, has increased desorption area, has improved desorption effect, extension active carbon live time.
In order to make the hot steam outlet quantity of each air outlet close, the aperture of the air outlet close to the air inlet 81 is small, and the aperture of the air outlet far from the air inlet 81 is large; the active carbon adsorption component has uniform desorption and good desorption effect. In this embodiment, a plurality of the air outlet holes 82 are provided with nozzles facing the straight cylinder section.
As a preferred scheme of the utility model, the straight section of thick bamboo still is provided with the access door, conveniently overhauls or changes equipartition water conservancy diversion formula activated carbon absorber.
The working principle is as follows:
during the absorption, waste gas gathers through collecting the pipeline, gets into the expansion section of casing through the air inlet, and a plurality of water conservancy diversion surfaces 51 of first equipartition water conservancy diversion subassembly are with waste gas evenly distributed, and waste gas after the equipartition gets into the straight section of thick bamboo section and active carbon adsorption component abundant contact, and the organic matter in the waste gas is fully adsorbed to cellular active carbon, with exhaust purification. The purified waste gas enters the next treatment unit through the gas outlet pipe.
During desorption, hot steam enters the second uniform distribution flow guide assembly of the contraction section through the desorption air inlet pipe, and is uniformly distributed through a plurality of air outlet holes uniformly distributed on the second uniform distribution flow guide assembly. The hot steam of evenly distributed gets into the active carbon adsorption subassembly to fully contact with cellular active carbon adsorbent, the hot steam of high temperature gets off the desorption of the adnexed machine matter on the active carbon, gets into subsequent catalytic combustion equipment incineration processing through desorption outlet duct in the lump again.
Although the invention has been described in detail in this specification with reference to specific embodiments and illustrative embodiments, it will be apparent to those skilled in the art that certain changes and modifications can be made therein without departing from the scope of the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (9)
1. The uniform distribution flow guide type activated carbon adsorber is characterized by comprising a shell (1), wherein the shell (1) is horizontally arranged, the cross section of the shell is rectangular, and a support (4) is arranged at the lower part of the shell; the shell (1) is divided into an expansion section, a straight cylinder section and a contraction section from left to right; the expansion section is a four-edge table top without an upper bottom and a lower bottom, and the upper bottom surface of the left end of the expansion section is smaller than the lower bottom surface of the right end of the expansion section; the contraction section is a quadrangular table top without upper and lower bottoms, and the lower bottom surface of the left end of the contraction section is larger than the upper bottom surface of the right end; the lower bottom surface of the expansion section is fixedly connected with the left end of the straight cylinder section, and the lower bottom surface of the contraction section is fixedly connected with the right end of the straight cylinder section; the expansion section left side is provided with intake pipe (2), the shrink section right side is provided with outlet duct (3), the straight section of thick bamboo section is provided with the active carbon adsorption subassembly, the expansion section still is provided with first equipartition water conservancy diversion subassembly (5) for make waste gas evenly distributed.
2. The equispaced flow-guiding activated carbon adsorber of claim 1, wherein the first equispaced flow-guiding assembly (5) comprises a plurality of flow-guiding surfaces (51) which are gradually reduced from outside to inside, each flow-guiding surface (51) is a four-edged table without upper and lower bottoms, and the orientation of each flow-guiding surface (51) is the same as that of the expansion section.
3. The equispaced flow-guiding activated carbon adsorber of claim 2, wherein the included angle between the side surface and the upper bottom surface of the flow-guiding surface (51) is an expansion angle, and the expansion angles of the plurality of flow-guiding surfaces (51) are gradually enlarged from inside to outside.
4. The equispaced flow-guiding activated carbon adsorber of claim 2, wherein the included angle between the side surface and the upper bottom surface of the flow-guiding surface (51) is an expansion angle, and the expansion angles of the plurality of flow-guiding surfaces (51) are equal.
5. The evenly distributed flow guide type activated carbon adsorber of claim 2 further comprising a cross-shaped fixing frame, wherein the left end of each flow guide surface (51) is fixedly connected with the cross-shaped fixing frame, and the cross-shaped fixing frame is fixedly connected with the air inlet pipe (2).
6. A equispaced flow-guiding activated carbon adsorber as claimed in claim 2, characterized in that the number of flow-guiding surfaces (51) is greater than 6.
7. The evenly distributed diversion type activated carbon adsorber according to claim 1, wherein the expansion section is further provided with a desorption air outlet pipe (6), and the desorption air outlet pipe (6) is positioned on the expansion section below the air inlet pipe (2); the contraction section is provided with a desorption air inlet pipe (7), and the desorption air inlet pipe (7) is positioned on the contraction section above the air outlet pipe (3);
a second uniformly distributed flow guide assembly (8) is arranged in the contraction section, the second uniformly distributed flow guide assembly (8) comprises two first steel pipes which are horizontally arranged, and two ends of each first steel pipe are closed; the second uniform distribution flow guide assembly (8) further comprises an air inlet steel pipe arranged between the two first steel pipes, and the air inlet steel pipe is communicated with each second steel pipe; an air inlet hole (81) is formed in the air inlet steel pipe, and the air inlet hole (81) is communicated with the desorption air inlet pipe (7); the second steel pipe is uniformly provided with air outlet holes (82); the air outlet (82) faces the straight cylinder section, the aperture of the air outlet (82) close to the air inlet (81) is small, and the aperture of the air outlet (82) far away from the air inlet (81) is large.
8. The equispaced flow-guiding activated carbon adsorber of claim 7 wherein a plurality of the gas outlet holes (82) are provided with nozzles directed towards the straight-tube section.
9. The equispaced flow-guiding activated carbon adsorber of claim 1, wherein the straight cylinder section is provided with an access door (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222181173.0U CN218501661U (en) | 2022-08-18 | 2022-08-18 | Uniform distribution flow guide type activated carbon adsorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222181173.0U CN218501661U (en) | 2022-08-18 | 2022-08-18 | Uniform distribution flow guide type activated carbon adsorber |
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| Publication Number | Publication Date |
|---|---|
| CN218501661U true CN218501661U (en) | 2023-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222181173.0U Active CN218501661U (en) | 2022-08-18 | 2022-08-18 | Uniform distribution flow guide type activated carbon adsorber |
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| CN (1) | CN218501661U (en) |
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