CN208865397U - A kind of activated carbon adsorption desorption system with nitrogen protection - Google Patents
A kind of activated carbon adsorption desorption system with nitrogen protection Download PDFInfo
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- CN208865397U CN208865397U CN201821360218.8U CN201821360218U CN208865397U CN 208865397 U CN208865397 U CN 208865397U CN 201821360218 U CN201821360218 U CN 201821360218U CN 208865397 U CN208865397 U CN 208865397U
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Abstract
The utility model relates to a kind of activated carbon adsorption desorption system with nitrogen protection, case is desorbed including at least one activated carbon adsorption, arrangement for catalytic purification and nitrogen protecting system, the left and right ends of activated carbon adsorption desorption case are respectively arranged with absorption air inlet and absorption air outlet, activated carbon adsorption desorption case is provided with desorption air inlet and nitrogen gas outlet close to the position of absorption air outlet, activated carbon adsorption desorption case is provided with desorption air outlet and nitrogen inlet close to the position of absorption air inlet, diversion elbow is respectively arranged in desorption air inlet and desorption air outlet, filter layer and at least one layer of activated carbon adsorption layer are vertically arranged between absorption air inlet and absorption air outlet in activated carbon adsorption desorption case.This system stable structure is reliable, and gas-flow resistance is small when adsorbing and being desorbed, and apparatus adaptability is strong, and desorption gas air current composition is more preferable, and equipment resistance is smaller, reduces energy consumption, and desorption effect is good, and purification efficiency is high, can prevent active carbon from overheating and burn.
Description
Technical field
The utility model belongs to field of gas purification, and in particular to a kind of activated carbon adsorption desorption system with nitrogen protection
System.
Background technique
Existing exhaust-gas treatment mode is usually first passed through filter filtering, then passes to activated carbon adsorption desorption case and carries out
Absorption is desorbed case to activated carbon adsorption by arrangement for catalytic purification and is desorbed, and the device is complicated, takes up a large area.Active carbon is inhaled
The inlet and outlet and desorption inlet and outlet of attached desorption system generally use identical inlet and outlet, and equipment resistance is larger, increases consumption
Energy.Active carbon uses Alveolate activated carbon or active carbon particle, and absorption property is bad, and purification efficiency is low.Activated carbon adsorption VOC gas
It after body, is desorbed using hot-air, when the temperature is excessively high, active carbon is easy spontaneous combustion.
Summary of the invention
In view of the above technical problems, the utility model is intended to provide a kind of purification efficiency height, can prevent active carbon from burning
The activated carbon adsorption desorption system with nitrogen protection.
For this purpose, the technology employed by the present utility model is system is desorbed in a kind of activated carbon adsorption with nitrogen protection
System, including at least one activated carbon adsorption desorption case, arrangement for catalytic purification and nitrogen protecting system, the activated carbon adsorption desorption
The left and right ends of case are respectively arranged with absorption air inlet and absorption air outlet, the front side wall of activated carbon adsorption desorption case or after
The position of absorption air outlet is provided with desorption air inlet and nitrogen gas outlet on side wall, the activated carbon adsorption desorption case
The position of absorption air inlet is provided with desorption air outlet and nitrogen inlet, the desorption air inlet on front side wall or rear wall
Mouthful and desorption air outlet in be respectively arranged with diversion elbow, the diversion elbow is in " V " type, both ends be connected to be desorbed into
On air port and two opposite angles of desorption air outlet, absorption air inlet and absorption air outlet in the activated carbon adsorption desorption case
Between be vertically arranged with filter layer and at least one layer of activated carbon adsorption layer, wherein filter layer enters close to absorption air inlet, exhaust gas
Activated carbon adsorption is desorbed in case, and the absorption air outlet is connected with clean gas delivery pipe, the desorption air inlet and benefit cool air hose
It is connected with the gas outlet of arrangement for catalytic purification, the gas outlet of the arrangement for catalytic purification is also connected with clean gas delivery pipe, described
Desorption air outlet is connected with the air inlet of arrangement for catalytic purification, and the nitrogen protecting system includes sequentially connected compressor, delays
Rush tank, C grade filter, freezing type drier, accurate filter group and pressure varying adsorption nitrogen making system, the making nitrogen by pressure swing adsorption
The gas outlet of system is connected with nitrogen inlet, and the nitrogen gas outlet is connected with clean gas delivery pipe.
Preferably, the left and right ends of the activated carbon adsorption desorption case are respectively arranged with tapered portion, the tapered portion is leaned on
One end bore at nearly activated carbon adsorption desorption case center is big further away from the bore of the one end at activated carbon adsorption desorption case center, described
Absorption air inlet and absorption air outlet are separately positioned on the small-caliber end of tapered portion.Using the above structure, after air-flow enters equipment
It gradually spreads, distribution is more uniform, and purification efficiency is higher.
Preferably, the desorption air outlet and desorption air inlet are located in tapered portion.Using the above structure, make that gas is desorbed
Body enters evenly dispersed after cabinet, avoids desorption gas from being not readily accessible to certain dead angles, keeps desorption more thorough.
Preferably, the desorption air outlet is arranged on front side wall, desorption air inlet is arranged on rear wall.Use with
Upper structure, desorption air outlet is opposite with desorption air inlet, keeps desorption gas gas-flow resistance smaller, circulates more smooth.
Preferably, activated carbon adsorption desorption box top is provided with pressure relief opening pipeline.Using the above structure, it can set
Pressure release is carried out when excessive for interior pressure difference, avoids security risk.
Preferably, the activated carbon adsorption layer is activated carbon fibre.Using the above structure, absorption property is more preferable, absorption
It is more efficient.
Preferably, activated carbon adsorption desorption bottom portion is provided with support leg.Using the above structure, it is convenient for active carbon
The carrying of adsorption/desorption case.
Preferably, close to arrangement for catalytic purification on the pipeline that the desorption air outlet is connected with arrangement for catalytic purification
Air inlet is provided with back-fire relief deduster.Using the above structure, it prevents from avoiding safety because of the excessively high generation fire of gas temperature after desorption
Hidden danger.
Preferably, being provided with temperature inductor in activated carbon adsorption desorption case.Using the above structure, Ke Yijian
The temperature in activated carbon adsorption desorption case is surveyed, when the temperature is excessively high, nitrogen protecting system starting, into activated carbon adsorption desorption case
It is passed through nitrogen, the oxygen in activated carbon adsorption desorption case is squeezed out, prevents active carbon from burning.
The beneficial effects of the utility model are: stable structure is reliable, exhaust gas can be straight after activated carbon adsorption desorption case purification
Run in and put, the absorption inlet and outlet and desorption inlet and outlet of activated carbon adsorption desorption case are provided separately, gas when making to adsorb and be desorbed
Flow resistance power is small, and apparatus adaptability is stronger, and diversion elbow keeps desorption gas air current composition more preferable, and equipment resistance is smaller, reduces energy consumption,
Filter layer is added before activated carbon adsorption layer, can both save individual filter, simplifies equipment, reduces energy consumption, and can keep away
Exempt from that exhaust gas oil mist concentration is excessively high to cause active carbon hardened, extend the service life of activated carbon adsorption layer, greatly improves net
To change efficiency, case is desorbed to activated carbon adsorption by arrangement for catalytic purification and is desorbed, desorption effect is good, and it is high-efficient, work as active carbon
When adsorption/desorption the temperature inside the box is excessively high, nitrogen protecting system starting can prevent active carbon from burning.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model；
Fig. 2 is the structure chart of activated carbon adsorption desorption case；
Fig. 3 is the rearview of Fig. 2；
Fig. 4 is the structure chart of nitrogen protecting system.
Specific embodiment
By way of example and in conjunction with the accompanying drawings, the utility model is described in further detail:
As shown in Figure 1, a kind of activated carbon adsorption desorption system with nitrogen protection, is desorbed case by two activated carbon adsorptions
1, arrangement for catalytic purification 11 and nitrogen protecting system composition.
As shown in Figure 1 to Figure 3, the left and right ends of activated carbon adsorption desorption case 1 are respectively arranged with tapered portion 101, tapered portion
101 close to activated carbon adsorption desorption 1 center of case one end bore further away from activated carbon adsorption desorption 1 center of case one end bore
Greatly, absorption air inlet 2 and absorption air outlet 3 are separately positioned on the small-caliber end of tapered portion 101, and tapered portion 101 allows airflow into
It is gradually spread after equipment, distribution is more uniform, and purification efficiency is higher, in the front side wall of the tapered portion 101 where absorption air inlet 2
On be provided with desorption air outlet 4 and nitrogen inlet 20, be arranged on the rear wall of the tapered portion 101 where absorption air outlet 3
There are desorption air inlet 5 and nitrogen gas outlet 21, desorption air outlet 4 and desorption air inlet 5 are opposite, make desorption gas gas-flow resistance more
It is small, it circulates more smooth, diversion elbow 8 is respectively arranged in desorption air inlet 5 and desorption air outlet 4, diversion elbow 8 is in " V "
Type, both ends are connected to desorption air inlet 5 and are desorbed on two opposite angles of air outlet 4, and diversion elbow 8 makes that gas is desorbed
Body air current composition is more preferable, and equipment resistance is smaller, reduces energy consumption, and absorption air inlet 2 and absorption outlet air in case 1 is desorbed in activated carbon adsorption
Filter layer 6 and at least one layer of activated carbon adsorption layer 7 are vertically arranged between mouth 3, wherein the close absorption air inlet 2 of filter layer 6,
Filter layer 6 is added before activated carbon adsorption layer 7, can both save individual filter, simplifies equipment, reduces energy consumption, and can be with
Avoid exhaust gas oil mist concentration is excessively high from causing active carbon hardened, the service life of extending property charcoal adsorption layer 7 greatly improves net
Change efficiency, activated carbon adsorption layer 7 is activated carbon fibre, and absorption property is more preferable, and adsorption efficiency is higher.Case 1 is desorbed in activated carbon adsorption
Top is provided with pressure relief opening pipeline 9, can carry out pressure release when pressure difference is excessive in equipment, avoids security risk, and activated carbon adsorption is de-
Attached 1 bottom of case is provided with support leg 10, convenient for the carrying of activated carbon adsorption desorption case 1.
As shown in Figure 1, exhaust gas enters in activated carbon adsorption desorption case 1, absorption air outlet 3 and clean 13 phase of gas delivery pipe
Even, exhaust gas passes through clean gas delivery pipe 13 after activated carbon adsorption desorption case 1 purifies and discharges, desorption air inlet 5 and benefit cool air hose
14 are connected with the gas outlet of arrangement for catalytic purification 11, mend cool air hose 14 for supplementing cold wind and realize desorption, arrangement for catalytic purification 11
Gas outlet be also connected with clean gas delivery pipe 13, desorption air outlet 4 be connected with the air inlet of arrangement for catalytic purification 11, desorption
Gas, which enters in arrangement for catalytic purification 11 after catalytic purification is complete, to be discharged by clean gas delivery pipe 13, while can make again
For desorption gas recycling.Close to arrangement for catalytic purification on the pipeline that desorption air outlet 4 is connected with arrangement for catalytic purification 11
11 air inlet is provided with back-fire relief deduster 12, prevents from avoiding security risk because of the excessively high generation fire of gas temperature after desorption.
As shown in Figure 1 and Figure 4, nitrogen protecting system is by sequentially connected compressor 22, surge tank 15, C grades of filters
16, freezing type drier 17, accurate filter group 18 and pressure varying adsorption nitrogen making system 19 form, and compressor 22 preferably operates
Reliably, maintenance is simple, low noise, and the oil spout double-screw type air compressor machine of foundation-free operating, air is compressed laggard by compressor 22
Enter surge tank 15, filtered subsequently into C grades of filters 16, then be passed through in freezing type drier 17, allows compressed air forced cooling,
So that water vapor in air condensation is formed liquid water entrainment dirt, outside oily discharge machine, is filtered subsequently into accurate filter group 18, it is accurate
Filter group 18 is made of secondary filter, and filtered air quality reaches 1 grade of ISO8573.1 credit rating, clean dry in this way
Dry compressed air can enter pressure varying adsorption nitrogen making system 19, generate the nitrogen of purity qualification, pressure varying adsorption nitrogen making system 19
Gas outlet be connected with nitrogen inlet 20, nitrogen gas outlet 21 is connected with clean gas delivery pipe 13, in activated carbon adsorption desorption
It is provided with temperature inductor in case 1, when temperature inductor monitors in activated carbon adsorption desorption case 1 that nitrogen is protected when the temperature is excessively high
Protecting system starts automatically, is passed through nitrogen, squeezes out the oxygen in activated carbon adsorption desorption case 1, prevents active carbon from burning.
Claims (9)
1. a kind of activated carbon adsorption desorption system with nitrogen protection, including at least one activated carbon adsorption are desorbed case (1), urge
Change purification device (11) and nitrogen protecting system, it is characterised in that: the left and right ends difference of activated carbon adsorption desorption case (1)
It is provided with absorption air inlet (2) and absorption air outlet (3), the activated carbon adsorption is desorbed on the front side wall or rear wall of case (1)
The position of absorption air outlet (3) is provided with desorption air inlet (5) and nitrogen gas outlet (21), the activated carbon adsorption desorption
The position of absorption air inlet (2) is provided with desorption air outlet (4) and nitrogen inlet on the front side wall or rear wall of case (1)
(20), it is respectively arranged with diversion elbow (8) in the desorption air inlet (5) and desorption air outlet (4), the diversion elbow (8)
In " V " type, both ends are connected to desorption air inlet (5) and are desorbed on two opposite angles of air outlet (4), the activity
Filter layer (6) and at least one are vertically arranged between absorption air inlet (2) and absorption air outlet (3) in charcoal adsorption/desorption case (1)
Layer activated carbon adsorption layer (7), wherein for filter layer (6) close to absorption air inlet (2), exhaust gas enters activated carbon adsorption desorption case (1)
Interior, the absorption air outlet (3) is connected with clean gas delivery pipe (13), the desorption air inlet (5) and benefit cool air hose (14) and
The gas outlet of arrangement for catalytic purification (11) is connected, the gas outlet of the arrangement for catalytic purification (11) also with clean gas delivery pipe (13)
It is connected, desorption air outlet (4) is connected with the air inlet of arrangement for catalytic purification (11), and the nitrogen protecting system includes successively
The compressor (22) of connection, surge tank (15), C grades of filters (16), freezing type drier (17), accurate filter group (18) and
The gas outlet of pressure varying adsorption nitrogen making system (19), the pressure varying adsorption nitrogen making system (19) is connected with nitrogen inlet (20), institute
Nitrogen gas outlet (21) is stated to be connected with clean gas delivery pipe (13).
2. the activated carbon adsorption desorption system according to claim 1 with nitrogen protection, it is characterised in that: the activity
The left and right ends of charcoal adsorption/desorption case (1) are respectively arranged with tapered portion (101), and the tapered portion (101) is close to activated carbon adsorption
Be desorbed case (1) center one end bore further away from activated carbon adsorption desorption case (1) center one end bore it is big, it is described adsorb into
Air port (2) and absorption air outlet (3) are separately positioned on the small-caliber end of tapered portion (101).
3. the activated carbon adsorption desorption system according to claim 2 with nitrogen protection, it is characterised in that: the desorption
Air outlet (4) and desorption air inlet (5) are located on tapered portion (101).
4. the activated carbon adsorption desorption system according to claim 3 with nitrogen protection, it is characterised in that: the desorption
Air outlet (4) is arranged on front side wall, and desorption air inlet (5) is arranged on rear wall.
5. the activated carbon adsorption desorption system according to any one of claims 1 to 4 with nitrogen protection, it is characterised in that:
Pressure relief opening pipeline (9) are provided at the top of activated carbon adsorption desorption case (1).
6. the activated carbon adsorption desorption system according to claim 5 with nitrogen protection, it is characterised in that: the activity
Charcoal adsorption layer (7) is activated carbon fibre.
7. the activated carbon adsorption desorption system according to claim 5 with nitrogen protection, it is characterised in that: the activity
Charcoal adsorption/desorption case (1) bottom is provided with support leg (10).
8. the activated carbon adsorption desorption system according to claim 5 with nitrogen protection, it is characterised in that: described de-
Air inlet on the pipeline that attached air outlet (4) is connected with arrangement for catalytic purification (11) close to arrangement for catalytic purification (11) is provided with resistance
Fiery deduster (12).
9. the activated carbon adsorption desorption system according to claim 5 with nitrogen protection, it is characterised in that: in the work
Property charcoal adsorption/desorption case (1) in be provided with temperature inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821360218.8U CN208865397U (en) | 2018-08-22 | 2018-08-22 | A kind of activated carbon adsorption desorption system with nitrogen protection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821360218.8U CN208865397U (en) | 2018-08-22 | 2018-08-22 | A kind of activated carbon adsorption desorption system with nitrogen protection |
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| CN208865397U true CN208865397U (en) | 2019-05-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111569650A (en) * | 2020-06-03 | 2020-08-25 | 中冶焦耐(大连)工程技术有限公司 | Active coke desulfurization and denitrification flue gas purification, adsorption and desorption integrated device and method |
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2018
- 2018-08-22 CN CN201821360218.8U patent/CN208865397U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111569650A (en) * | 2020-06-03 | 2020-08-25 | 中冶焦耐(大连)工程技术有限公司 | Active coke desulfurization and denitrification flue gas purification, adsorption and desorption integrated device and method |
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