CN204073778U - A kind of organic exhaust gas secondary absorption retracting device - Google Patents
A kind of organic exhaust gas secondary absorption retracting device Download PDFInfo
- Publication number
- CN204073778U CN204073778U CN201420375753.6U CN201420375753U CN204073778U CN 204073778 U CN204073778 U CN 204073778U CN 201420375753 U CN201420375753 U CN 201420375753U CN 204073778 U CN204073778 U CN 204073778U
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- Prior art keywords
- exhaust gas
- organic exhaust
- adsorption layer
- absorption
- retracting device
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 70
- 239000007789 gas Substances 0.000 claims abstract description 113
- 238000001179 sorption measurement Methods 0.000 claims abstract description 81
- 239000002250 absorbent Substances 0.000 claims abstract description 40
- 230000002745 absorbent Effects 0.000 claims abstract description 40
- 239000002912 waste gas Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 5
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 12
- 239000003463 adsorbent Substances 0.000 abstract description 10
- 238000011084 recovery Methods 0.000 abstract description 9
- 239000006096 absorbing agent Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 239000003960 organic solvent Substances 0.000 description 4
- 239000010815 organic waste Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to waste gas recovering device field, discloses a kind of organic exhaust gas secondary absorption retracting device, comprises absorption casing, and absorption box house has upper and lower two-layer adsorption layer, is provided with dividing plate between upper adsorption layer and lower adsorption layer; Upper adsorption layer and lower adsorption layer inside are provided with absorbent core; The center of dividing plate offered wind passage, crossed wind passage for being communicated with upper adsorption layer and lower adsorption layer.Secondary absorption retracting device in existing equipment is integrated in an adsorbent equipment by the utility model, greatly reduces floor space and the scale of absorbing recovery device while ensureing adsorption effect; Organic exhaust gas secondary recovery adsorbent equipment structure in the utility model is simple, carrying out organic exhaust gas, technological process in absorption removal process is more succinct, the absorption recovering effect carried out in removal process for large, that concentration the is higher organic exhaust gas of discharge capacity fluctuation is better, possesses more excellent buffer capacity and adsorption capacity.
Description
Technical field
The utility model relates to waste gas recovering device technical field, relates to a kind of organic exhaust gas secondary absorption retracting device more specifically.
Background technology
At present, domestic organic waste gas is administered and is mainly comprised the mode such as filtration, purification, absorption recovery, catalytic combustion, catalytic oxidation.Wherein, the universally recognized processing mode possessing economic benefit, environmental benefit and social benefit is most that this mode is reclaimed in absorption.
Adopt absorption way of recycling the conventional equipment that organic exhaust gas processes to be generally to the absorber that single core or multicore NACF are housed, by absorber, the organic solvent in waste gas is adsorbed.After the adsorbent organic solvent in absorber reaches certain saturation degree, from to pass into saturated steam in the opposite direction adsorbent bed in order to purge with the organic exhaust gas side of passing into, by the mode improving adsorbent temperature, organic solvent is parsed from adsorbent, and reclaim the organic solvent of precipitation after carrying out condensation.
Conventional absorbtion device is generally the square structure that single core or multicore NACF are equipped with in inside.After organic exhaust gas enters into absorber by absorber entrance, gas is through NACF core adsorption and permeation, and the organic exhaust gas after NACF core adsorption treatment is discharged from absorber outlet.The gas after primary adsorption is obtained after using the said equipment process organic exhaust gas, can only reduce the content of organic gas in waste gas to a certain extent, but organic vapor concentrations is larger in for waste gas, to when after process, effect requirements is higher, the said equipment obviously can not meet the demands.
In order to strengthen the treatment effect of organic waste gas treatment equipment to organic exhaust gas in prior art, the organic exhaust gas comparatively large for discharge fluctuation, concentration is higher, general employing two-stage even multi-stage absorption cushions, to improve the purifying rate of waste gas, namely many group adsorbers serial repeat absorption to organic exhaust gas.Although adopt the mode of many group adsorbers serial to reclaim organic exhaust gas can ensure to adsorb recovering effect, technical process is loaded down with trivial details, series connection absorption reclaimer is larger, cost of investment and floor space higher.
Utility model content
The purpose of this utility model is, proposes that a kind of structure is simple, technical process is succinct, good to organic exhaust gas adsorption treatment effect, effectively can reduce the organic exhaust gas secondary absorption retracting device of absorbing recovery device scale and floor space.
For reaching this object, the utility model by the following technical solutions:
A kind of organic exhaust gas secondary absorption retracting device, comprise absorption casing, described absorption casing comprises upper box and lower box, is separated between described upper box and lower box by dividing plate; Be provided with adsorption layer in described upper box, in described lower box, be provided with lower adsorption layer; Described upper adsorption layer and lower adsorption layer inside are provided with absorbent core; The center of described dividing plate offered wind passage, and described wind passage of crossing is for being communicated with described upper adsorption layer and lower adsorption layer.
Preferably, described upper adsorption layer and lower adsorption layer include 1-10 absorbent core respectively; Described upper adsorption layer is identical with the quantity of the absorbent core in described lower adsorption layer.
Preferably, the lower end of described absorbent core is fixed on described dividing plate, and the upper end of described absorbent core is fixed on described absorption casing; The inside of described absorbent core offers the endoporus passed through for organic exhaust gas, and described endoporus extends to the lower end of described absorbent core.
Preferably, the size of described absorbent core endoporus and the measure-alike of described wind passage excessively.
Further, the shape of the shape of described dividing plate, size and described absorption cabinet wall, size are suitable.
Preferably, described absorbent core is carbon fiber adsorption and catalytic combustion core.
Further, the sidewall of the bottom of described lower box is provided with the exhaust gas entrance entered for organic exhaust gas; The sidewall on described upper box top is provided with the waste gas outlet of discharging for the organic exhaust gas after absorption.
Further, the sidewall on described upper box top is also arranged the resolution gas entrance entered for resolution gas; The sidewall of described upper box and lower box is provided with the resolution gas outlet of discharging for resolution gas.
Further, the sidewall of described lower box bottom is provided with the dry wind import entered for dry air.
Further, described resolution gas entrance is connected with resolution gas pipeline, and described resolution gas pipeline extends to the bottom of described lower box.
The beneficial effects of the utility model are:
(1) the utility model arranges upper and lower two-layer adsorption layer in an absorption casing, secondary absorption retracting device in existing equipment is integrated in an adsorbent equipment, while ensureing adsorption effect, greatly reduces floor space and the scale of absorbing recovery device;
(2) the organic exhaust gas secondary recovery adsorbent equipment structure in the utility model is simple, carrying out organic exhaust gas, technological process in absorption removal process is more succinct, the absorption recovering effect carried out in removal process for large, that concentration the is higher organic exhaust gas of discharge capacity fluctuation is better, possesses more excellent buffer capacity and adsorption capacity.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of organic exhaust gas secondary absorption retracting device that the utility model detailed description of the invention proposes.
In figure:
1, casing is adsorbed; 2, dividing plate; 3, upper adsorption layer; 4, lower adsorption layer; 5, exhaust gas entrance; 6, waste gas outlet; 7, resolution gas entrance; 8, resolution gas pipeline; 9, dry wind import; 10, resolution gas outlet; 11, resolution gas outlet; 12, absorbent core.
Detailed description of the invention
The technical solution of the utility model is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
As shown in Figure 1, it is a kind of organic exhaust gas secondary absorption retracting device that the utility model detailed description of the invention proposes, comprise absorption casing 1, described absorption casing 1 comprises upper box and lower box, separated by dividing plate 2 between described upper box and lower box, shape, the size of the inwall of the shape of described dividing plate 2, size and described absorption casing 1 are suitable.Wherein, described upper box inside is provided with adsorption layer 3, and described lower box inside is provided with lower adsorption layer 4.
Described upper adsorption layer 3 and lower adsorption layer 4 include absorbent core 12 respectively, described upper adsorption layer 3 and lower adsorption layer 4 inside are respectively arranged with 1-10 absorbent core 12, and described upper adsorption layer 3 is identical with the quantity of the absorbent core 12 in described lower adsorption layer 4, the quantity of the upper adsorption layer 3 in the present embodiment and the absorbent core 12 between lower adsorption layer 4 is respectively 4.As one preferred embodiment, described absorbent core 12 is carbon fiber adsorption and catalytic combustion core.The present embodiment arranges upper and lower two-layer adsorption layer in an absorption casing, is integrated in by the secondary absorption retracting device in existing equipment in an adsorbent equipment, greatly reduces floor space and the scale of absorbing recovery device while ensureing adsorption effect.
The center of described dividing plate 2 offered wind passage, described wind passage of crossing is for being communicated with described upper adsorption layer 3 and lower adsorption layer 4, described wind passage of crossing can make organic exhaust gas pass through between described lower adsorption layer 4 and upper adsorption layer 3, because the size crossing wind passage is little, so organic exhaust gas can pass through wind passage after all must being full of the space of described lower adsorption layer 4 enter into adsorption layer 3, the setting of dividing plate 2 can make organic exhaust gas in upper and lower adsorption layer, be filtered absorption fully respectively, makes adsorption effect better.
The lower end of described absorbent core 12 is fixed on described dividing plate 2, and the upper end of described absorbent core 12 is fixed on described absorption casing 1; The inside of described absorbent core 12 offers the endoporus passed through for organic exhaust gas, and described endoporus extends to the lower end of described absorbent core 12.The size of described absorbent core 12 endoporus and the measure-alike of described wind passage excessively.When described absorbent core 12 is just arranged on described mistake above and below wind passage in installation process, if the inside of absorbent core 12 does not offer the endoporus passed through for organic exhaust gas, so absorbent core 12 is by stopping the organic exhaust gas entered in described upper adsorption layer 3 from described lower adsorption layer 4, will affect the recovering effect of device to organic exhaust gas.Therefore absorbent core 12 inside offer one with the described measure-alike endoporus crossing wind passage, can make that retracting device is more efficient to be reclaimed organic exhaust gas.
The sidewall of the bottom of the lower box of described absorption casing 1 is provided with the exhaust gas entrance 5 entered for organic exhaust gas; The sidewall on the top of the upper box of described absorption casing 1 is provided with the waste gas outlet 6 of discharging for the organic exhaust gas after absorption.Preferred a kind of embodiment, as in Fig. 1, exhaust gas entrance 5 is arranged on the right side of the bottom of the lower box of absorption casing 1, and waste gas outlet 6 is arranged on the left side on the top of the upper box of absorption casing 1.The sidewall on the top of the upper box of described absorption casing 1 is also arranged the resolution gas entrance 7 entered for resolution gas, described resolution gas entrance 7 is connected with resolution gas pipeline 8, and described resolution gas pipeline 8 extends to the bottom of the lower box of described absorption casing 1.The sidewall of described upper box and lower lower box is provided with the resolution gas outlet of discharging for resolution gas.The bottom of described upper box is provided with resolution gas outlet 10, described lower box bottom be provided with resolution gas outlet 11.When needs pass into resolution gas, resolution gas is high-temperature steam under normal circumstances, after analytically high-temperature steam being passed in gas entrance 7, high-temperature steam moves in lower adsorption layer 4 along resolution gas pipeline 8, after lower adsorption layer 4 is full of, entering into upper adsorption layer 3 by crossing wind passage, when after the organic substance sufficient reacting in resolution gas and absorbent core 12, discharging outside absorption casing 1 in analytically gas outlet 10, resolution gas outlet 11 respectively.The sidewall of the bottom of the lower box of described absorption casing 1 is provided with the dry wind import 9 entered for dry air.
The detailed process using the organic exhaust gas secondary absorption retracting device in the utility model to carry out organic exhaust gas adsorption is: organic exhaust gas enters into lower adsorption layer 4 from exhaust gas entrance 5, and move to the left from the right side of lower adsorption layer 4, harmful components in absorbent core in lower adsorption layer 4 12 pairs of organic exhaust gas are adsorbed, and complete an adsorption process; The volume passed into along with organic exhaust gas gets more and more, organic exhaust gas enters into upper adsorption layer 3 by the wind passage of crossing that dividing plate 2 is arranged, and move laterally from the centre of upper adsorption layer 3, the 12 pairs of organic exhaust gas of the absorbent core in upper adsorption layer 3 adsorb again, complete second adsorption process.Along with the organic exhaust gas volume in upper adsorption layer 3 gets more and more, organic exhaust gas after absorption, is discharged outside absorption casing 1 by waste gas outlet 6.
Organic exhaust gas secondary absorption retracting device in use the utility model carries out organic substance removal process and is: in resolution gas entrance 7, pass into resolution gas, be preferably high-temperature steam, high-temperature steam moves to the bottom of lower adsorption layer 4 along resolution gas pipeline 8, and diffusion contacts with absorbent core 12 from inside to outside, the organic substance of absorption in absorbent core 12 is dissolved in high-temperature steam, high-temperature steam is after being full of lower adsorption layer 4, upper adsorption layer 3 is entered into by the wind passage of crossing on dividing plate 2, in like manner, also the organic substance in the absorbent core 12 in upper adsorption layer 3 is dissolved, after completing organic substance and resolving, analytically gas outlet 10 respectively, resolution gas outlet 11 is expelled to outside absorption casing 1.Because resolution gas uses high-temperature steam, absorbing recovery device inside after high-temperature steam is resolved is moister, in dry wind import 9, pass into dry air carry out drying to the various piece in absorption casing 1, dry air drains into after completing the dry run to absorption casing 1 outside absorption casing 1 from waste gas outlet 6.
Organic exhaust gas secondary recovery adsorbent equipment structure in the utility model is simple, carrying out organic exhaust gas, technological process in absorption removal process is more succinct, the absorption recovering effect carried out in removal process for large, that concentration the is higher organic exhaust gas of discharge capacity fluctuation is better, possesses more excellent buffer capacity and adsorption capacity.
Below describe know-why of the present utility model in conjunction with specific embodiments, these describe just in order to explain principle of the present utility model, can not be interpreted as the restriction to the utility model protection domain by any way.Based on explaining herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present utility model, and these modes all will fall within protection domain of the present utility model.
Claims (10)
1. an organic exhaust gas secondary absorption retracting device, comprises absorption casing, it is characterized in that: described absorption casing comprises upper box and lower box, is separated between described upper box and lower box by dividing plate;
Be provided with adsorption layer in described upper box, in described lower box, be provided with lower adsorption layer;
Described upper adsorption layer and lower adsorption layer inside are provided with absorbent core;
The center of described dividing plate offered wind passage, and described wind passage of crossing is for being communicated with described upper adsorption layer and lower adsorption layer.
2. organic exhaust gas secondary absorption retracting device according to claim 1, is characterized in that: described upper adsorption layer and lower adsorption layer include 1-10 absorbent core respectively;
Described upper adsorption layer is identical with the quantity of the absorbent core in described lower adsorption layer.
3. organic exhaust gas secondary absorption retracting device according to claim 2, is characterized in that: the lower end of described absorbent core is fixed on described dividing plate, and the upper end of described absorbent core is fixed on described absorption casing;
The inside of described absorbent core offers the endoporus passed through for organic exhaust gas, and described endoporus extends to the lower end of described absorbent core.
4. organic exhaust gas secondary absorption retracting device according to claim 3, is characterized in that: the size of described absorbent core endoporus and the measure-alike of described wind passage excessively.
5. organic exhaust gas secondary absorption retracting device according to claim 1, is characterized in that: shape, the size of the shape of described dividing plate, size and described absorption cabinet wall are suitable.
6. organic exhaust gas secondary absorption retracting device according to claim 1, is characterized in that: described absorbent core is carbon fiber adsorption and catalytic combustion core.
7. organic exhaust gas secondary absorption retracting device according to claim 1, is characterized in that: the sidewall of the bottom of described lower box is provided with the exhaust gas entrance entered for organic exhaust gas;
The sidewall on described upper box top is provided with the waste gas outlet of discharging for the organic exhaust gas after absorption.
8. organic exhaust gas secondary absorption retracting device according to claim 7, is characterized in that: the sidewall on described upper box top is also arranged the resolution gas entrance entered for resolution gas;
The sidewall of described upper box and lower box is provided with the resolution gas outlet of discharging for resolution gas.
9. organic exhaust gas secondary absorption retracting device according to claim 7, is characterized in that: the sidewall of described lower box bottom is provided with the dry wind import entered for dry air.
10. organic exhaust gas secondary absorption retracting device according to claim 8, is characterized in that: described resolution gas entrance is connected with resolution gas pipeline, and described resolution gas pipeline extends to the bottom of described lower box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420375753.6U CN204073778U (en) | 2014-07-08 | 2014-07-08 | A kind of organic exhaust gas secondary absorption retracting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420375753.6U CN204073778U (en) | 2014-07-08 | 2014-07-08 | A kind of organic exhaust gas secondary absorption retracting device |
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| Publication Number | Publication Date |
|---|---|
| CN204073778U true CN204073778U (en) | 2015-01-07 |
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| CN201420375753.6U Expired - Fee Related CN204073778U (en) | 2014-07-08 | 2014-07-08 | A kind of organic exhaust gas secondary absorption retracting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104056529A (en) * | 2014-07-08 | 2014-09-24 | 中节能天辰(北京)环保科技有限公司 | Two-stage adsorbing and recycling device of organic waste gas |
| CN108465342A (en) * | 2018-04-09 | 2018-08-31 | 苏州世华新材料科技股份有限公司 | A kind of enhanced activated carbon fiber absorption-desorption organic exhaust gas device and processing method |
-
2014
- 2014-07-08 CN CN201420375753.6U patent/CN204073778U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104056529A (en) * | 2014-07-08 | 2014-09-24 | 中节能天辰(北京)环保科技有限公司 | Two-stage adsorbing and recycling device of organic waste gas |
| CN108465342A (en) * | 2018-04-09 | 2018-08-31 | 苏州世华新材料科技股份有限公司 | A kind of enhanced activated carbon fiber absorption-desorption organic exhaust gas device and processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20170708 |