CN210171150U - Concentric double-cylinder adsorption treatment device - Google Patents
Concentric double-cylinder adsorption treatment device Download PDFInfo
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- CN210171150U CN210171150U CN201920311862.4U CN201920311862U CN210171150U CN 210171150 U CN210171150 U CN 210171150U CN 201920311862 U CN201920311862 U CN 201920311862U CN 210171150 U CN210171150 U CN 210171150U
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Abstract
The utility model relates to a concentric double-cylinder adsorption treatment device, which comprises a shell, a treatment chamber is provided with a rotatable rotor, and the treatment device is characterized in that the rotor comprises an outer cylinder and an inner cylinder which are coaxially arranged; after the gas to be treated is introduced into the treatment chamber, the gas to be treated enters a spacing cavity between the outer cylinder and the inner cylinder from the outer side of the outer cylinder and the inner cylinder cavity of the inner cylinder through the adsorbing material of the outer cylinder and the adsorbing material of the inner cylinder and then is discharged out of the treatment chamber to form a first gas circulation area; the desorbed gas is introduced into the space cavity between the outer cylinder and the inner cylinder of the rotor through the desorption pipeline, then enters the outer side of the outer cylinder through the adsorbing material of the outer cylinder and the adsorbing material of the inner cylinder, is collected by the collecting pipeline and then is discharged out of the treatment chamber to form a gas circulation area II; the first gas flow area and the second gas flow area are isolated from each other. The utility model discloses utilize the inboard cavity of rotary drum to arrange the second circle rotary drum, form concentric binocular rotor structure for more adsorbing materials can be arranged to same volume, equipment overall dimension is reduced.
Description
Technical Field
The utility model relates to an absorption and processing apparatus of low concentration Volatile Organic Compounds (VOCs) or moisture among great flow gas.
Background
When the adsorption concentration method is used for treating low-concentration VOCs in large-flow gas or dehumidifying gas, a rotary device carrying an adsorbent is generally used, wherein a part of the rotary device is introduced into the gas to be treated, and VOCs or moisture in the gas is adsorbed by the adsorbent, so that the emission standard is reached. When the adsorbent adsorbing VOCs or moisture rotates to another desorption area into which a small amount of higher-temperature gas is introduced, the adsorbent is heated to release the VOCs or moisture adsorbed by the adsorbent and is taken away by the high-temperature gas. By the method, VOCs in the gas can be concentrated for subsequent treatment or more water in the gas can be removed. The device rotates continuously, and the VOCs concentration or moisture desorption process is also continuous.
At present, the above-mentioned turning devices mainly have two forms. The utility model provides an adopt disc shape, the adsorbent arranges in the disc through modes such as integrated into one piece or modularization, and the structure is fairly simple. However, the adsorbent needs to be manufactured according to the processing requirements, and has various specifications and low standardization. In order to prevent the treated gas and the concentrated gas from leaking each other, it is necessary to attach a sealing material provided between the respective regions to the adsorbent, which requires high flatness of the surface of the adsorbent, and sometimes causes clogging due to the intrusion of substances such as dust in the gas into the adsorbent by the sealing material, reduces the adsorption capacity of the adsorbent, and increases the gas flow resistance.
The other adopts a hollow cylinder shape, and the adsorption body of the hollow cylinder shape is made into a standard size and is arranged in the cylinder wall. Because the size of the adsorbent is standardized and is basically rectangular, the waste material is less in the cutting process, and the cost is lower. The sealing plate is adopted for sealing, and the sealing material is not contacted with the adsorption body. The diameter and height of the cylinder are required to be adjusted according to the amount of the processed air, and the volume of the cylinder is relatively large.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the cylinder shape of the two types of rotary devices currently applied to adsorption concentration of VOCs and dehumidification has relatively obvious advantages, but the cylinder shape is large, when the volume of the treated gas is large, the treated gas is limited by transportation conditions, the diameter and the height of the treated gas can not meet the requirements easily, the treated gas can be divided into a plurality of cylinders to run in parallel, and the pipeline and the control system are complicated.
In order to solve the technical problem, the technical scheme of the utility model is to provide a concentric double-cylinder adsorption treatment device, including the shell, be formed with the process chamber in the shell, the process chamber is equipped with rotatable rotor, and the rotor is horizontal arrangement or vertical arrangement, and its characterized in that, the rotor includes urceolus and inner tube that coaxial arrangement, and the barrel both ends of urceolus and inner tube are all sealed, all are equipped with the adsorption material in urceolus and the inner tube; the outer cylinder and the inner cylinder are connected into a whole through a first connecting piece, the first connecting piece completely seals one end opening of a spacing cavity between the outer cylinder and the inner cylinder, the first closing piece completely seals one end opening of the inner cylinder cavity of the inner cylinder, when the shell is vertically arranged, the first connecting piece and the closing piece are respectively positioned at the upper end and the lower end of the rotor, and when the shell is horizontally arranged, the first connecting piece and the closing piece are respectively positioned at the left end and the right end of the rotor; a sealing element is arranged between the outer circumferential surface of the rotor and the shell;
after the gas to be treated is introduced into the treatment chamber, or the gas to be treated enters the separation chamber between the outer cylinder and the inner cylinder from the outer side of the outer cylinder and the inner cylinder cavity of the inner cylinder through the adsorbing material of the outer cylinder and the adsorbing material of the inner cylinder and then is discharged out of the treatment chamber, or the gas to be treated enters the outer side of the outer cylinder and the inner cylinder cavity of the inner cylinder from the separation chamber between the outer cylinder and the inner cylinder through the adsorbing material of the outer cylinder and the adsorbing material of the inner cylinder and then is discharged;
desorbing gas or introducing the desorbed gas into a spacing cavity between the outer cylinder and the inner cylinder of the rotor through a desorption pipeline, then introducing the desorbed gas into the outer side of the outer cylinder and the inner cylinder cavity of the inner cylinder through the adsorbing material of the outer cylinder and the adsorbing material of the inner cylinder, collecting the desorbed gas by a collecting pipeline, and then discharging the desorbed gas out of the treatment chamber, or introducing the desorbed gas into the outer side of the outer cylinder of the rotor and the inner cylinder cavity of the inner cylinder through a desorption pipeline, then introducing the desorbed gas into the spacing cavity between the outer cylinder and the inner cylinder through the adsorbing material of the outer cylinder and the adsorbing;
the first gas flow area and the second gas flow area are isolated from each other.
Preferably, a plurality of holes are uniformly distributed on the outer cylinder and the inner cylinder along the circumferential direction of the cylinder, and the adsorbing material is arranged in each hole.
Preferably, a first sealing assembly for guiding the desorption gas of the desorption pipeline to the rotor is arranged between the desorption pipeline and the rotor; and a second sealing assembly used for guiding the desorption gas out of the rotor to the collecting pipeline is arranged between the rotor and the collecting pipeline.
Preferably, the first sealing component and the second sealing component have the same structure and comprise a first sealing material, an arc-shaped sealing plate and a second sealing material which are arranged on the outer cylinder and the inner cylinder of the rotor, the arc-shaped sealing plates are positioned on the left side and the right side of the desorption gas outlet of the desorption pipeline or the desorption gas inlet of the collection pipeline, the arc-shaped sealing plates and the first sealing material are matched to form a sealing pair, and the second sealing material is positioned between the upper side and the lower side of the desorption gas outlet of the desorption pipeline or the upper side and the lower side of the desorption gas inlet of the collection pipeline and the outer cylinder and the inner cylinder of.
Preferably, the desorption gas outlet is formed by opening a hole in the desorption pipe, and the desorption gas inlet is formed by opening a hole in the collection pipe.
Preferably, the angle of the area of the inner cylinder and the outer cylinder covered by the opening on the desorption pipeline is the same as or similar to the angle of the area of the inner cylinder and the outer cylinder covered by the opening on the collection pipeline.
Preferably, the desorption pipeline and the collection pipeline are provided with heat insulation layers.
The space within the bowl is relatively large and is typically in direct communication with the exhaust conduit. The utility model discloses utilize the inboard cavity of rotary drum to arrange the second circle rotary drum, form concentric binocular rotor structure for more adsorbing materials can be arranged to same volume, equipment overall dimension is reduced.
Drawings
FIG. 1 is an axial cross-sectional view of an adsorption apparatus according to example 1;
FIG. 2 is a radial cross-sectional view of the adsorption apparatus according to example 1;
FIG. 3 is an axial sectional view of the adsorption apparatus according to example 2.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Example 1
As shown in fig. 1 and 2, the present invention discloses a concentric dual-cylinder adsorption treatment device, which comprises a rectangular parallelepiped housing 9, and a rotor installed in a treatment chamber 10 formed by the housing 9, wherein in this embodiment, an axis 1 of the rotor is arranged along a vertical direction. The rotor consists of an inner cylinder 2 and an outer cylinder 3 which are concentric. A plurality of holes 4 are uniformly formed in the cylinder body of the inner cylinder 2 and the outer cylinder 3 along the circumferential direction, and adsorbing materials 5 are arranged in the holes 4. An annular member 6 is provided on the lower side of the rotor, and the inner cylinder 2 and the outer cylinder 3 are integrally connected by the annular member 6. The upper side of the rotor is provided with a circular part 7 and an annular part 8 which respectively seal the top surface of the cylinder body of the inner cylinder 2, the top surface of the inner cavity of the inner cylinder 2 and the top surface of the cylinder body of the outer cylinder 3. The adsorbing material 5 is generally made of materials such as silica gel, activated carbon or zeolite with a honeycomb structure, and is made into a rectangular module for easy replacement.
The lower part of the rotor is spaced from the bottom of the chamber 10 by a suitable distance to allow free gas flow from the rotor outer side 11 to the rotor inner side cavity 12. A seal structure 13 is provided between the upper portion of the rotor and the housing 9 to prevent gas from flowing from a gap between the outer side of the rotor and the housing 9 to the upper side of the rotor. The gas 14 to be treated is introduced into the treatment chamber 10 from the side of the treatment chamber 10 through the pipe 15, and flows through the adsorbent 5 through the rotor outer side 11 and the inner side cavity 12, and the adsorbent 5 adsorbs VOCs or moisture in the gas 14 to be treated. The cleaned gas 16 leaves the rotor from above after merging in the region 17 between the rotor inner and outer cylinders, enters the upper duct 18 and leaves the treatment chamber 10.
The desorption pipeline 19 is introduced into the treatment chamber 10 from the upper part and is introduced into the annular region 17 between the inner cylinder and the outer cylinder of the rotor, square holes are formed in the two surfaces of the desorption pipeline 19 corresponding to the inner cylinder and the outer cylinder in the rotor, and the ratio of the area of the inner hole to the area of the outer hole to the area of the wall of the cylinder is basically equal. Sealing materials 20 are arranged between the upper edge and the lower edge of the opening and the cylinder body of the rotor inner cylinder and the rotor outer cylinder, and arc-shaped sealing plates 21 are arranged on the left and the right of the opening. The arc sealing plate 21 is concentric with the rotor and forms a sealing pair with the sealing material 22 arranged on the inner and outer cylinder walls of the rotor to prevent gas leakage. The width of the arc-shaped sealing plate 21 is required to ensure that at least one sealing pair exists in the rotating process of the rotor. And collecting pipelines 23 are respectively arranged between the rotor inner cavity 12 and the rotor outer cavity 11 and the shell 9 at positions corresponding to the holes of the desorption pipeline 19. The two collecting pipelines 23 and the desorption pipeline 19 are respectively provided with holes at the positions corresponding to the holes, and the sealing mode is the same as that of the desorption pipeline 19. The collecting duct 23 leaves the treatment chamber 10 sideways after merging in the lower part of the rotor. The desorption gas 24 enters the rotor from the desorption pipeline 19, VOCs or water adsorbed in the adsorption material is removed at high temperature after flowing through the adsorption material 5, and the concentrated gas 25 is introduced into the subsequent treatment equipment through the collection pipeline 23. The temperature of the desorbed gas varies depending on the components to be adsorbed and concentrated and the material of the adsorbent. It is usually necessary to provide insulation on the desorption line 19 and the collection line 23.
The rotation of the rotor can be realized by the tracks and the rollers arranged around the rotor, and the center of the rotor can also be provided with a rotating shaft, a bearing and the like. The driving mode of the rotor can correspondingly adopt various modes, and the driving devices such as the motor, the reduction gearbox and the like can drive the rotor to rotate through the gears, chains or belts and the like arranged on the circumference of the rotor, and can also directly drive the central shaft of the rotor to rotate. The rotation speed of the rotor also needs to be different depending on the component to be subjected to the adsorption/concentration treatment and the material of the adsorbent.
Example 2
As shown in fig. 3, the present embodiment is different from embodiment 1 in that: the axis 1 of the rotor is arranged horizontally and is housed in a treatment chamber 10 formed by a cylindrical housing 9. Gas to be treated 14 is introduced into the rotor from the axial direction of the treatment chamber 10. To increase the adsorption efficiency, a desorption line 19 is introduced from the other side of the rotor. Other structures of this embodiment are basically the same as those of embodiment 1.
Because the axis 1 of the rotor is arranged along the horizontal direction, the rotor can be provided with tracks and rollers on two sides of the rotor respectively by the rotation of the rotor, and the rotor is driven to rotate by gears, chains or belts and the like arranged on the circumference of the rotor.
The gas flow direction in the above two embodiments may be opposite to that in the description.
Claims (7)
1. A concentric double-cylinder adsorption treatment device comprises a shell, wherein a treatment chamber is formed in the shell, a rotatable rotor is arranged in the treatment chamber, and the rotor is horizontally or vertically arranged; the outer cylinder and the inner cylinder are connected into a whole through a first connecting piece, the first connecting piece completely seals one end opening of a spacing cavity between the outer cylinder and the inner cylinder, the first closing piece completely seals one end opening of the inner cylinder cavity of the inner cylinder, when the shell is vertically arranged, the first connecting piece and the closing piece are respectively positioned at the upper end and the lower end of the rotor, and when the shell is horizontally arranged, the first connecting piece and the closing piece are respectively positioned at the left end and the right end of the rotor; a sealing element is arranged between the outer circumferential surface of the rotor and the shell;
after the gas to be treated is introduced into the treatment chamber, or the gas to be treated enters the separation chamber between the outer cylinder and the inner cylinder from the outer side of the outer cylinder and the inner cylinder cavity of the inner cylinder through the adsorbing material of the outer cylinder and the adsorbing material of the inner cylinder and then is discharged out of the treatment chamber, or the gas to be treated enters the outer side of the outer cylinder and the inner cylinder cavity of the inner cylinder from the separation chamber between the outer cylinder and the inner cylinder through the adsorbing material of the outer cylinder and the adsorbing material of the inner cylinder and then is discharged;
desorbing gas or introducing the desorbed gas into a spacing cavity between the outer cylinder and the inner cylinder of the rotor through a desorption pipeline, then introducing the desorbed gas into the outer side of the outer cylinder and the inner cylinder cavity of the inner cylinder through the adsorbing material of the outer cylinder and the adsorbing material of the inner cylinder, collecting the desorbed gas by a collecting pipeline, and then discharging the desorbed gas out of the treatment chamber, or introducing the desorbed gas into the outer side of the outer cylinder of the rotor and the inner cylinder cavity of the inner cylinder through a desorption pipeline, then introducing the desorbed gas into the spacing cavity between the outer cylinder and the inner cylinder through the adsorbing material of the outer cylinder and the adsorbing;
the first gas flow area and the second gas flow area are isolated from each other.
2. The concentric dual-cylinder adsorption treatment device of claim 1 wherein a plurality of holes are uniformly distributed in the outer cylinder and the inner cylinder along the cylinder circumference, and the adsorbent material is disposed in each hole.
3. The concentric dual-drum adsorption processing device of claim 1, wherein a first seal assembly is disposed between the desorption conduit and the rotor for guiding the desorption gas from the desorption conduit to the rotor; and a second sealing assembly used for guiding the desorption gas out of the rotor to the collecting pipeline is arranged between the rotor and the collecting pipeline.
4. The concentric dual-drum adsorption treatment device according to claim 3, wherein the first sealing assembly and the second sealing assembly have the same structure, and comprise a first sealing material, an arc-shaped sealing plate and a second sealing material, which are arranged on the outer drum and the inner drum of the rotor, the arc-shaped sealing plate is positioned on the left side and the right side of the desorption gas outlet of the desorption pipeline or the desorption gas inlet of the collection pipeline, the arc-shaped sealing plate and the first sealing material cooperate to form a sealing pair, and the second sealing material is positioned between the upper side and the lower side of the desorption gas outlet of the desorption pipeline or the desorption gas inlet of the collection pipeline and the outer drum and the inner drum of the rotor.
5. The concentric dual-drum adsorption processing set of claim 4 wherein the desorption gas outlet is formed by opening the desorption conduit and the desorption gas inlet is formed by opening the collection conduit.
6. The concentric dual-cylinder adsorption treatment device according to claim 5, wherein the angle of the area of the inner cylinder and the outer cylinder covered by the opening of the desorption pipe is the same as or similar to the angle of the area of the inner cylinder and the outer cylinder covered by the opening of the collection pipe.
7. The concentric dual-drum adsorption treatment device of claim 1 wherein the desorption and collection conduits are provided with insulation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920311862.4U CN210171150U (en) | 2019-03-12 | 2019-03-12 | Concentric double-cylinder adsorption treatment device |
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| CN201920311862.4U CN210171150U (en) | 2019-03-12 | 2019-03-12 | Concentric double-cylinder adsorption treatment device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109731440A (en) * | 2019-03-12 | 2019-05-10 | 上海锅炉厂有限公司 | A kind of concentric bitubular absorbing treatment device |
| CN117065515A (en) * | 2023-10-13 | 2023-11-17 | 中国华能集团清洁能源技术研究院有限公司 | Multilayer series cross-flow low-temperature flue gas purification tower and low-temperature flue gas treatment system |
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2019
- 2019-03-12 CN CN201920311862.4U patent/CN210171150U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109731440A (en) * | 2019-03-12 | 2019-05-10 | 上海锅炉厂有限公司 | A kind of concentric bitubular absorbing treatment device |
| CN117065515A (en) * | 2023-10-13 | 2023-11-17 | 中国华能集团清洁能源技术研究院有限公司 | Multilayer series cross-flow low-temperature flue gas purification tower and low-temperature flue gas treatment system |
| CN117065515B (en) * | 2023-10-13 | 2024-01-30 | 中国华能集团清洁能源技术研究院有限公司 | Multilayer series cross-flow low-temperature flue gas purification tower and low-temperature flue gas treatment system |
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