CN220633643U - Activated carbon desorption case - Google Patents
Activated carbon desorption case Download PDFInfo
- Publication number
- CN220633643U CN220633643U CN202321911168.9U CN202321911168U CN220633643U CN 220633643 U CN220633643 U CN 220633643U CN 202321911168 U CN202321911168 U CN 202321911168U CN 220633643 U CN220633643 U CN 220633643U
- Authority
- CN
- China
- Prior art keywords
- activated carbon
- pipe
- inner shell
- shell body
- carbon desorption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 238000003795 desorption Methods 0.000 title claims abstract description 32
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 22
- 239000002912 waste gas Substances 0.000 abstract description 29
- 239000007789 gas Substances 0.000 description 9
- 238000001914 filtration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model discloses an activated carbon desorption box which comprises an outer shell, an inner shell and a base, wherein the inner shell is arranged in the outer shell, the outer shell is arranged at the upper end of the base, an air inlet pipe and an air outlet pipe are further arranged on the outer shell, the air inlet pipe and the air outlet pipe are communicated with the inner shell, a support frame is fixedly connected in the inner shell, an activated carbon filter layer matched with the support frame is arranged in the inner shell, a flow baffle plate is arranged at one end, far away from the air inlet pipe, of the inner shell, the flow baffle plate comprises a first end face and a second end face, the included angle between the first end face and one inner wall of the inner shell is 25-35 degrees, and the included angle between the second end face and the other inner wall of the inner shell is 40-50 degrees. Compared with the prior art, the active carbon desorption box can reduce the pressure drop of waste gas and the pressure loss, and the active carbon filter layer can be replaced under the condition that the active carbon desorption box is not stopped by arranging the standby filter pipeline.
Description
Technical Field
The utility model relates to the technical field of desorption boxes, in particular to an active carbon desorption box.
Background
Before the exhaust gas is discharged into the atmosphere, a purification measure is adopted to enable the discharged gas to meet the discharge standard, and the commonly adopted purification measure is to desorb harmful substances in the exhaust gas by using activated carbon to enable the harmful substances to reach the discharge standard.
In the prior art, the active carbon desorption case is mostly rectangular, and after waste gas gets into the active carbon desorption case, can at first contact with the inner wall of active carbon desorption case, the direction that waste gas got into is perpendicular with the inner wall direction of contact to can lead to the pressure drop of waste gas, cause pressure loss.
Disclosure of Invention
The utility model aims to provide an activated carbon desorption box which can reduce the pressure drop of waste gas and the pressure loss.
In order to achieve the above purpose, the utility model provides an activated carbon desorption box, which comprises an outer shell, an inner shell and a base, wherein the inner shell is arranged in the outer shell, the outer shell is arranged at the upper end of the base, an air inlet pipe and an air outlet pipe are further arranged on the outer shell, the air inlet pipe and the air outlet pipe are communicated with the inner shell, a support frame is fixedly connected in the inner shell, an activated carbon filter layer matched with the support frame is arranged in the inner shell, a flow baffle plate is arranged at one end, far away from the air inlet pipe, of the inner shell, the flow baffle plate comprises a first end face and a second end face, the included angle between the first end face and one inner wall of the inner shell is 25-35 degrees, and the included angle between the second end face and the other inner wall of the inner shell is 40-50 degrees.
In one or more embodiments, the first end face is at an angle of 30 ° to one inner wall of the inner housing and the second end face is at an angle of 45 ° to the other inner wall of the inner housing.
In one or more embodiments, the support frame is provided with a plurality of through holes, and the through holes on adjacent support frames are arranged in a staggered manner.
In one or more embodiments, the through-hole has a diameter of 3 to 5cm.
In one or more embodiments, the air outlet pipe is provided with an air outlet bypass pipe, the air inlet pipe is provided with an air inlet bypass pipe matched with the air outlet bypass pipe, and a standby filter pipeline is arranged between the air inlet bypass pipe and the air outlet bypass pipe.
In one or more embodiments, a pair of spacing rings are disposed within the backup filter conduit, with a backup filter layer mounted between a pair of spacing rings.
In one or more embodiments, the air inlet pipe and the air outlet pipe are respectively provided with a first valve, and the air inlet bypass pipe and the air outlet bypass pipe are respectively provided with a second valve.
Compared with the prior art, the activated carbon desorption box provided by the utility model has the following advantages:
1) The pressure drop of the waste gas and the pressure loss caused are reduced;
2) The active carbon filter layer can be replaced under the condition that the active carbon desorption box is not stopped by arranging the standby filter pipeline.
Drawings
Fig. 1 is a schematic structural view of an activated carbon desorption case according to an embodiment of the present utility model.
Fig. 2 is a semi-sectional view of an activated carbon desorber tank in accordance with one embodiment of the utility model.
Fig. 3 is a schematic view showing a second state structure of an activated carbon desorption case according to an embodiment of the present utility model.
Fig. 4 is a semi-sectional view of a redundant filtration duct in accordance with an embodiment of the present utility model.
The main reference numerals illustrate:
1. an outer housing; 2. an inner housing; 3. an air inlet pipe; 301. an intake bypass pipe; 4. an air outlet pipe; 401. an air outlet bypass pipe; 5. a support frame; 501. a through hole; 6. an activated carbon filter layer; 7. a base; 8. a standby filter pipeline; 801. a limiting ring; 9. a first valve; 10. a second valve; 11. a standby filter layer; 12. a flow baffle; 1201. a first end face; 1202. a second end face.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
Embodiment one:
referring to fig. 1 to 2, an activated carbon desorption case according to an embodiment of the present utility model includes an outer case 1, an inner case 2, and a base 7, the inner case 2 is disposed inside the outer case 1, and an outer wall of the inner case 2 is in contact with an inner wall of the outer case 1. The outer casing 1 is mounted on the upper end of the base 7, and the base 7 can increase the stability of the outer casing 1.
Referring to fig. 1-2, an air inlet pipe 3 and an air outlet pipe 4 are further arranged on the outer shell 1, and the air inlet pipe 3 and the air outlet pipe 4 are communicated with the inner shell 2. The inner shell 2 is internally provided with a filter assembly, and waste gas enters the inner shell 2 through the air inlet pipe 3 and is discharged through the air outlet pipe 4 after being filtered by the filter assembly.
Specifically, referring to fig. 2, the filter assembly includes a support 5 and an activated carbon filter layer 6, where the support 5 is fixedly connected to the inner wall of the inner housing 2, i.e. the support 5 is fixedly connected to the inner housing 2. An active carbon filter layer 6 matched with the supporting frame 5 is arranged in the inner shell 2, and the active carbon filter layer 6 is arranged at the upper end of the supporting frame 5. The support frame 5 is hollow and the installation frame that inner shell 2 matches, matches with the size of active carbon filter layer 6, and waste gas is through active carbon filter layer 6 immediately behind support frame 5, and active carbon filter layer 6 filters waste gas, and waste gas is through after active carbon filter layer 6 filters the completion, discharges inner shell 2 through outlet duct 4.
Referring to fig. 2, a baffle plate 12 is disposed at one end of the inner housing 2 far from the air inlet pipe 3, and the baffle plate 12 is an arc plate. Specifically, the flow blocking plate 12 includes a first end face 1201 and a second end face 1202, the angle between the first end face 1201 and one inner wall of the inner housing 2 is denoted as R2, the degree of R2 is 25 to 35 °, the angle between the second end face 1202 and the other inner wall of the inner housing 2 is denoted as R1, and the degree of R1 is 40 to 50 °. When waste gas enters the inner shell 2 from the air inlet pipe 3, the waste gas firstly contacts with the flow baffle plate 12, and the waste gas moves upwards along the radian of the flow baffle plate 12, so that the pressure drop of the waste gas can be reduced, the pressure loss of the waste gas can be reduced, the pressure consumed by the waste gas entering the next activated carbon filter layer 6 can be saved to a certain extent, and the energy-saving effect is achieved.
Preferably, the degree of R2 is 30 and the degree of R1 is 45.
Referring to fig. 2, a plurality of through holes 501 are formed in the supporting frame 5, and the through holes 501 on adjacent supporting frames 5 are arranged in a staggered manner. The offset through holes 501 allow the exhaust gas to maintain a certain pressure balance in the inner housing 2.
Referring to fig. 2, the through holes 501 on the support 5 at the lowest end are disposed at a side close to the baffle 12, the through holes 501 on the support 5 at the next to last are disposed at a side far from the baffle 12, and so on, that is, the through holes 501 on the adjacent supports 5 are disposed in a staggered manner.
Wherein the through hole 501 is located between the inner wall of the inner housing 2 and the outer wall of the activated carbon filter layer 6, the diameter of the through hole 501 is typically 2-7 cm.
When using active carbon desorption case, waste gas is through intake pipe 3 after entering inner casing 2, with fender flow plate 12 contact, and waste gas can follow fender flow plate 12 upward movement, compares fender flow plate 12 and the inner wall contact of vertical inner casing 2, can promote the speed that waste gas upwards moved to can reduce pressure loss. The part of the waste gas moving upwards is desorbed through the activated carbon filter layer 6, and the other part of the waste gas moves upwards through the through holes 501, and the waste gas moving upwards through the through holes 501 is contacted with the second activated carbon filter layer 6 for desorption. The through holes 501 can reduce the accumulation of exhaust gas, thereby causing an imbalance in the pressure in the inner housing 2.
Embodiment two:
unlike the first embodiment, referring to fig. 3 to 4, the air outlet pipe 4 is provided with an air outlet bypass pipe 401, the air inlet pipe 3 is provided with an air inlet bypass pipe 301 matched with the air outlet bypass pipe 401, and a standby filter pipeline 8 is arranged between the air inlet bypass pipe 301 and the air outlet bypass pipe 401. The spare filter conduit 8 is also capable of filtering the exhaust gases. When the active carbon filter layer 6 in the air outlet pipe 4 needs to be replaced, the standby filter pipeline 8 can be used for temporarily replacing the active carbon desorption box to work, so that the condition that waste gas treatment is stopped when the active carbon desorption box is cleaned and replaced is reduced.
Specifically, referring to fig. 4, a pair of limiting rings 801 are disposed in the standby filter pipe 8, a standby filter layer 11 is installed between the pair of limiting rings 801, and the standby filter layer 11 is the same as the active carbon filter layer 6, so that exhaust gas can be treated. The standby filter layer 11 is fixed in the standby filter pipeline 8 in a clamping manner, and the outer wall of the standby filter layer 11 is in contact with the inner wall of the standby filter pipeline 8. The standby filter layer 11 is installed in the standby filter pipeline 8 in an interference fit manner, so that waste gas passing through the standby filter pipeline 8 can be ensured to be treated through the standby filter layer 11 to a great extent.
The spare filter pipe 8, the air outlet bypass pipe 401 and the air inlet bypass pipe 301 are all fixed by bolts, and the spare filter pipe 8 can be conveniently detached by the bolts. Thereby facilitating replacement of the spare filter layer 11 in the spare filter tube 8 and cleaning of the spare filter tube 8. The contact places of the spare filter pipe 8 and the air outlet bypass pipe 401 and the contact places of the spare filter pipe 8 and the air inlet bypass pipe 301 are all provided with sealing rubber, and the condition that waste gas leaks from the contact places is avoided through the sealing rubber.
Referring to fig. 3, the air inlet pipe 3 and the air outlet pipe 4 are respectively provided with a first valve 9, and the air inlet bypass pipe 301 and the air outlet bypass pipe 401 are respectively provided with a second valve 10. The first valve 9 can open or close the passage of the exhaust gas into the activated carbon desorption tank, and the second valve 10 can close or open the passage of the exhaust gas into the backup filter pipe 8.
Specifically, when the activated carbon filter layer 6 inside the activated carbon desorption case needs to be replaced, the second valve 10 is opened first, then the first valve 9 is closed, at this time, waste gas can only pass through the standby filter pipeline 8, and the waste gas is treated through the standby filter pipeline 8, so that the activated carbon filter layer 6 in the activated carbon desorption case can be directly replaced.
When the activated carbon filter layer 6 needs to be replaced, referring to fig. 3, the second valve 10 is opened first, then the first valve 9 is closed, so that the waste gas can only pass through the standby filter pipeline 8, at this time, the activated carbon filter layer 6 can be replaced, the waste gas can be ensured to be treated in the replacing process, and after the activated carbon filter layer 6 is replaced, the second valve 10 is closed after the first valve 9 is opened.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (8)
1. The utility model provides an active carbon desorption case, includes shell body, inner shell body and base, the inner shell body sets up the inside at the shell body, the upper end at the base is installed to the shell body, still be provided with intake pipe and outlet duct on the shell body, intake pipe and outlet duct all communicate with each other with the inner shell body, fixedly connected with support frame in the inner shell body, be provided with the active carbon filter layer with support frame assorted in the inner shell body, a serial communication port, the one end that the intake pipe was kept away from to the inner shell body is provided with the fender flow board, the fender flow board includes first terminal surface and second terminal surface, the contained angle of an inner wall of first terminal surface and inner shell body is 25 ~ 35, the contained angle of another inner wall of second terminal surface and inner shell body is 40 ~ 50.
2. An activated carbon desorption case as in claim 1 wherein the first end face is at an angle of 30 ° to an inner wall of the inner housing.
3. An activated carbon desorption case as claimed in claim 1 or claim 2, wherein the second end face is at an angle of 45 ° to the other inner wall of the inner housing.
4. The activated carbon desorption case as recited in claim 1, wherein a plurality of through holes are formed in the support frame, and the through holes in adjacent support frames are arranged in a staggered manner.
5. An activated carbon desorption case as claimed in claim 4, wherein the diameter of said through hole is 3 to 5cm.
6. An activated carbon desorption case as claimed in claim 1 or claim 4 wherein an outlet bypass pipe is provided on the outlet pipe, an inlet bypass pipe matched with the outlet bypass pipe is provided on the inlet pipe, and a backup filter pipe is provided between the inlet bypass pipe and the outlet bypass pipe.
7. The activated carbon desorption case as recited in claim 6, wherein a pair of limiting rings are provided in the spare filter tube, and a spare filter layer is installed between the pair of limiting rings.
8. The activated carbon desorption case of claim 7 wherein the air inlet pipe and the air outlet pipe are provided with first valves, and the air inlet bypass pipe and the air outlet bypass pipe are provided with second valves.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321911168.9U CN220633643U (en) | 2023-07-20 | 2023-07-20 | Activated carbon desorption case |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321911168.9U CN220633643U (en) | 2023-07-20 | 2023-07-20 | Activated carbon desorption case |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220633643U true CN220633643U (en) | 2024-03-22 |
Family
ID=90285170
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321911168.9U Active CN220633643U (en) | 2023-07-20 | 2023-07-20 | Activated carbon desorption case |
Country Status (1)
Country | Link |
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CN (1) | CN220633643U (en) |
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2023
- 2023-07-20 CN CN202321911168.9U patent/CN220633643U/en active Active
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