CN2757898Y - Continuous absorption and desorption device of active carbon fiber fixed bed - Google Patents
Continuous absorption and desorption device of active carbon fiber fixed bed Download PDFInfo
- Publication number
- CN2757898Y CN2757898Y CN 200520053406 CN200520053406U CN2757898Y CN 2757898 Y CN2757898 Y CN 2757898Y CN 200520053406 CN200520053406 CN 200520053406 CN 200520053406 U CN200520053406 U CN 200520053406U CN 2757898 Y CN2757898 Y CN 2757898Y
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- sieve plate
- carbon fiber
- casing
- gas distribution
- distribution grid
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Abstract
The utility model provides a continuous absorption and desorption device of an active carbon fiber fixed bed, which comprises a casing and screen plates, wherein the bottom and the top of the casing are respectively communicated with an air inlet and an air exhausting pipe, and the screen plates are arranged in the casing. The opening of the air exhausting pipe is provided with an inlet flange, the outer part of the casing is fixedly provided with an outer jacket, and the upper end and the lower end of the jacket are respectively communicated with a steam outlet pipe, and a steam inlet pipe. Three layers of the screen plates are respectively arranged on the middle part and the upper part in the casing. The lower part in the casing is provided with an air distributing plate, and the air distributing plate and the three layers of screen plates separate the inside of the casing into an upper long cavity body, a lower long cavity body and a middle short cavity body; adsorption fillers are arranged in the upper and the lower long cavity bodies. The peripheries of the screen plates and the air distributing plate are respectively and symmetrically provided with a side groove and a bottom groove, and the inner wall of the casing is provided with a screen plate cushion and an air distributing plate cushion which respectively correspond to the side groove and the bottom groove. The utility model has the advantages of little resistance, less energy consumption, even air distribution, stable temperature, high efficiency and rapidness, and can realize the continuous operation of adsorption and desorption.
Description
Technical field
The utility model relates to a kind of fixed bed continuous adsorption, desorption apparatus, specifically is meant a kind of active carbon fiber fixed bed continuous adsorption, desorption apparatus.
Background technology
The fixed bed of traditional classical is inhaled, desorption apparatus is a fixed bed with the hollow cavity that is furnished with adsorption stuffing mainly, by the direct-fired mode of steam gas is carried out desorption.Along with the appearance of high-performance adsorption stuffing activated carbon fiber, traditional fixed bed is inhaled, desorption apparatus has been unfavorable for promoting the use of of activated carbon fiber.Because traditional fixed bed is inhaled, desorption apparatus is the circular cylindrical cavity of hollow elongated, the adsorption stuffing of high absorption property, be used in traditional fixed bed suction, the desorption apparatus as activated carbon fiber, during desorption activated carbon fiber easily be compacted cause resistance excessive and be unfavorable for inhaling, the desorption process continuous operation, have that treatment effeciency is low, cycle period is short, resistance is big, shortcoming such as desorption weak effect, distribution of gas are inhomogeneous.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art and shortcoming, provide that a kind of resistance is little, energy consumption is low, distribution of gas is even, temperature stabilization, efficient fast, can realize inhaling, the active carbon fiber fixed bed continuous adsorption of desorption process continuous operation, desorption apparatus.
The purpose of this utility model is achieved through the following technical solutions: this active carbon fiber fixed bed continuous adsorption, desorption apparatus comprises housing, sieve plate, the bottom of described housing, the top is communicated with air inlet pipe respectively, blast pipe, described sieve plate is installed in the housing, it is characterized in that: described blast pipe opening part is provided with suction flange, described hull outside is installed with external jacket, on the described external jacket, the bottom is communicated with steam outlet pipe respectively, inlet tube, described sieve plate has three layers, be separately positioned on middle part and top in the housing, bottom in the housing also is provided with gas distribution grid, described gas distribution grid and three layers of sieve plate are divided into enclosure interior, following long cavity and middle short cavity body, adsorption stuffing is arranged in, down in the long cavity.
For realizing the utility model better, the described height of long cavity is 400mm～500mm, and the height of described middle short cavity body is 40mm～60mm, and the described height of long cavity down is 400mm～500mm.
Described suction flange is provided with gasket seal, and described gasket seal is teflon gasket, asbestos pad, graphite pads etc.
The periphery of described sieve plate symmetry respectively has side channel and kerve, the corresponding sieve plate pad that is fixed with of described inner walls with sieve plate side channel and kerve, and described sieve plate engages with the sieve plate pad by kerve, is fixedly mounted on housing middle part and top.
The periphery of described gas distribution grid symmetry respectively has side channel and kerve, the corresponding gas distribution grid pad that is fixed with of described inner walls with gas distribution grid side channel and kerve, described gas distribution grid engages with the gas distribution grid pad by kerve, is fixedly mounted on housing bottom.
The side channel that the sieve plate periphery is arranged with mainly is when the loading and unloading sieve plate, and side channel is aimed at the sieve plate pad, can make sieve plate can easily pass in and out cavity; The kerve that the sieve plate periphery is arranged with can engage by kerve sieve plate with corresponding sieve plate pad, and stable being installed on the sieve plate pad, avoids absorption, desorption process air-flow through out-of-date, and it is loosening that sieve plate is taken place.Therefore for same purpose, also be arranged with side channel, kerve and at the corresponding gas distribution grid pad that is provided with of inner walls in the gas distribution grid periphery.
By external jacket is set, and feeds high-temperature steam toward it device carried out preheating, with guarantee to inhale, desorption overall process temperature stabilization.
By gas distribution grid being set and three layers of sieve plate are divided into upper and lower long cavity and middle short cavity body with enclosure interior, adsorption stuffing is arranged in the upper and lower long cavity, and gas distributor is set simultaneously, makes suction, desorption processing procedure resistance little, and distribution of gas is even.
Operation principle of the present utility model is: open described suction flange, arrange gas distribution grid and each layer sieve plate, and arrange an amount of adsorption stuffing in upper and lower long cavity, the good seal suction flange.During absorption, waste gas enters from the air inlet pipe of housing bottom, flow through adsorption stuffing and middle short cavity body in the upper and lower long cavity, middle short cavity body can play the effect that gas distributes again, during activated carbon fiber in gas is flowed through upper and lower long cavity, organic component wherein is adsorbed, and Purge gas is discharged from the case top escape pipe; During desorption, in external jacket, feed high-temperature water vapor earlier this device is carried out preheating, when this unit temp reaches when stablizing, feed high-temperature water vapor from the case top blast pipe again, its upper and lower two-layer adsorption stuffing of flowing through, the organic component that has been adsorbed in the adsorption stuffing is taken away by high-temperature water vapor, and high-temperature water vapor and organic component can be recycled after layering by being condensed into liquid through condensing unit.
The relative prior art of the utility model has following advantage and beneficial effect:
(1) bed resistance is little, distribution of gas is even, the gas distribution grid of this device and three layers of sieve plate are divided into upper and lower long cavity and middle short cavity body with enclosure interior, adsorption stuffing is arranged in the upper and lower long cavity, in suction, the desorption process, bed resistance is little, distribution of gas is even, thereby make energy consumption little, the efficient height, effective.
(2) temperature stabilization, owing to be provided with external jacket, the feeding high-temperature steam is with the abundant preheating of the activated carbon fiber in the housing and remain on higher temperature, avoided the part high-temperature water vapor to be condensed into water and make acf layer form relatively fine and close block acf layer, increase flow resistance, bad operation phenomenon such as aggravation water recovery etc. is carried out desorption under the metastable condition of temperature, thereby guarantees to inhale, the serialization production of desorption.
(3) simple in structure, the housing of this device is provided with suction flange, inside is provided with the corresponding sieve plate of structure and sieve plate pad, gas distribution grid and gas distribution grid pad, makes member and adsorption stuffing easy to loading and unloading.
Description of drawings
Fig. 1 is the structural representation of the active carbon fiber fixed bed suction of the utility model, desorption apparatus.
Fig. 2 is that active carbon fiber fixed bed suction shown in Figure 1, desorption apparatus A-A are to schematic cross-section.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
As shown in Figure 1, this active carbon fiber fixed bed suction, desorption apparatus comprise external jacket 1, housing 2, sieve plate 3, sieve plate pad 4, gasket seal 5, suction flange 6, exhaust outlet 7 (during absorption), air inlet 8 (during absorption), the bottom of external jacket 1, top are communicated with steam inlet duct 9, steam exhaust pipe 10, gas distribution grid 13, gas distribution grid pad 14 respectively.Gasket seal 5 can be teflon gasket or asbestos pad, graphite pads etc.
Sieve plate 3 as shown in Figure 2, the periphery of each sieve plate 3 is arranged with 4 side channels 11 and 4 kerves 12 respectively, side channel 11 and kerve 12 symmetric arrangement of being separated by, as shown in Figure 1 and Figure 2, housing 2 inwalls are corresponding to be provided with three layers of each 4 sieve plate pad 4, its size is corresponding with kerve 12 with side channel 11 respectively, and sieve plate 3 engages with sieve plate pad 4 by kerve 12, is fixedly mounted on middle part and top in the housing 2 respectively.
As shown in Figure 1, bottom in the housing 2 also is equipped with gas distribution grid 13, its structure is the same with sieve plate 3, the periphery of gas distribution grid 13 is arranged with 4 side channels and 4 kerves (not marking among the figure), side channel and the kerve symmetric arrangement of being separated by, housing 2 inwalls are corresponding to be provided with 4 gas distribution grid pads 14, and its size is corresponding with side channel and kerve respectively, and gas distribution grid 13 engages with gas distribution grid pad 14 by kerve.Gas distribution grid 13 and three layers of sieve plate 3-1,3-2,3-3 are divided into upper and lower long cavity 15,16 and middle short cavity body 17 with housing 2 inside, the adsorption stuffing activated carbon fiber is arranged in upper and lower long cavity 15,16, the height of upper and lower long cavity 15,16 is 400mm～500mm, and the height of middle short cavity body 17 is 40mm～60mm.
The course of work of this active carbon fiber fixed bed suction, desorption apparatus is as follows: open described suction flange 6, arrange gas distribution grid 13 and each layer sieve plate 3, and in upper and lower long cavity 15,16, arrange an amount of adsorption stuffing activated carbon fiber, by polytetrafluoroethylene sealing gasket sheet 5 (or asbestos pad, graphite pads) good seal suction flange 6.During absorption, waste gas enters from the air inlet pipe 8 of bottom of device, flow through adsorption stuffing activated carbon fiber and middle short cavity body 17 in the upper and lower long cavity 15,16, middle short cavity body 17 can play the effect that gas distributes again, during activated carbon fiber in gas is flowed through upper and lower long cavity 15,16, organic component wherein is adsorbed, and Purge gas is discharged from device top blast pipe 7; During desorption, pass through steam inlet pipe 9, the outlet 10 of external jacket 1 earlier, in external jacket 1, feed 125 ℃～150 ℃ high-temperature water vapors, this device is carried out preheating, when this unit temp reaches 125 ℃～150 ℃, feed 125 ℃～150 ℃ high-temperature water vapors from device top blast pipe 7 again, its upper and lower two-layer adsorption stuffing activated carbon fiber of flowing through, the organic component that has been adsorbed in the adsorption stuffing activated carbon fiber is taken away by high-temperature water vapor, high-temperature water vapor and organic component can be recycled after layering by being condensed into liquid through condensing unit.
Claims (5)
1, a kind of active carbon fiber fixed bed continuous adsorption, desorption apparatus comprises housing, sieve plate, the bottom of described housing, the top is communicated with air inlet pipe respectively, blast pipe, described sieve plate is installed in the housing, it is characterized in that: described blast pipe opening part is provided with suction flange, described hull outside is installed with external jacket, on the described external jacket, the bottom is communicated with steam outlet pipe respectively, inlet tube, described sieve plate has three layers, be separately positioned on middle part and top in the housing, bottom in the housing also is provided with gas distribution grid, described gas distribution grid and three layers of sieve plate are divided into enclosure interior, following long cavity and middle short cavity body, adsorption stuffing is arranged in, down in the long cavity.
2, by the described a kind of active carbon fiber fixed bed continuous adsorption of claim 1, desorption apparatus, it is characterized in that: the described height of long cavity is 400mm～500mm, the height of short cavity body is 40mm～60mm in the middle of described, and the described height of long cavity down is 400mm～500mm.
3, by the described a kind of active carbon fiber fixed bed continuous adsorption of claim 1, desorption apparatus, it is characterized in that: described suction flange is provided with gasket seal, and described gasket seal is teflon gasket, asbestos pad or graphite pads.
4, by the described a kind of active carbon fiber fixed bed continuous adsorption of claim 3, desorption apparatus, it is characterized in that: the periphery of described sieve plate symmetry respectively has side channel and kerve, the corresponding sieve plate pad that is fixed with of described inner walls with sieve plate side channel and kerve, described sieve plate engages with the sieve plate pad by kerve, is fixedly mounted on housing middle part and top.
5, by the described a kind of active carbon fiber fixed bed continuous adsorption of claim 1, desorption apparatus, it is characterized in that: the periphery of described gas distribution grid symmetry respectively has side channel and kerve, the corresponding gas distribution grid pad that is fixed with of described inner walls with gas distribution grid side channel and kerve, described gas distribution grid engages with the gas distribution grid pad by kerve, is fixedly mounted on housing bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520053406 CN2757898Y (en) | 2005-01-04 | 2005-01-04 | Continuous absorption and desorption device of active carbon fiber fixed bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520053406 CN2757898Y (en) | 2005-01-04 | 2005-01-04 | Continuous absorption and desorption device of active carbon fiber fixed bed |
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| Publication Number | Publication Date |
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| CN2757898Y true CN2757898Y (en) | 2006-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200520053406 Expired - Lifetime CN2757898Y (en) | 2005-01-04 | 2005-01-04 | Continuous absorption and desorption device of active carbon fiber fixed bed |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103120888A (en) * | 2013-03-06 | 2013-05-29 | 广西大学 | Method for regenerating biogas dehydration drying agent by utilizing low enthalpy energy |
| CN103332969A (en) * | 2013-07-04 | 2013-10-02 | 广东省农业科学院蚕业与农产品加工研究所 | Treatment method for fermentation of kitchen waste into fertilizer |
| CN110368779A (en) * | 2019-08-22 | 2019-10-25 | 北京石油化工学院 | A kind of VOCs gas is radial to be adsorbed and desorption recyclable device and system |
-
2005
- 2005-01-04 CN CN 200520053406 patent/CN2757898Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103120888A (en) * | 2013-03-06 | 2013-05-29 | 广西大学 | Method for regenerating biogas dehydration drying agent by utilizing low enthalpy energy |
| CN103332969A (en) * | 2013-07-04 | 2013-10-02 | 广东省农业科学院蚕业与农产品加工研究所 | Treatment method for fermentation of kitchen waste into fertilizer |
| CN110368779A (en) * | 2019-08-22 | 2019-10-25 | 北京石油化工学院 | A kind of VOCs gas is radial to be adsorbed and desorption recyclable device and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20090422 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |