CN205760441U - A kind of scattered adsorption, the organic exhaust gas purifying system of concentration desorption and regeneration - Google Patents
A kind of scattered adsorption, the organic exhaust gas purifying system of concentration desorption and regeneration Download PDFInfo
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- CN205760441U CN205760441U CN201620440906.XU CN201620440906U CN205760441U CN 205760441 U CN205760441 U CN 205760441U CN 201620440906 U CN201620440906 U CN 201620440906U CN 205760441 U CN205760441 U CN 205760441U
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Abstract
The utility model discloses a kind of scattered adsorption, the organic exhaust gas purifying system of concentration desorption and regeneration, including nitrogen making machine, air accumulator, second order activity canister, circulating fan, solvent recovery unit, condenser, surface cooler, fridge, cooling tower, heat exchanger, heater and activated carbon device to be regenerated；Described nitrogen making machine and air accumulator connect；Described air accumulator is connected with second order activity canister and heat exchanger；Described heat exchanger, surface cooler, condenser, circulating fan, second order activity canister and activated carbon device to be regenerated are linked in sequence successively；Described heat exchanger, heater and activated carbon device to be regenerated are linked in sequence successively；Described activated carbon device to be regenerated is connected with second order activity canister, surface cooler and heat exchanger；Described cooling tower connection table cooler and fridge；Described fridge and condenser connect；Described condenser is provided with solvent recovery unit；This utility model can solve the problem that factory or industrial occupancy are adsorbed saturated carbon, C regeneration Posterior circle and used problem.
Description
Technical field
This utility model relates to cleaning equipment for waste organic gas technical field, is specially a kind of scattered adsorption, concentration
The organic exhaust gas purifying system of desorption and regeneration.
Background technology
General factory is in process of production for meeting environmental requirement, and many employing active carbon adsorptions adsorb life
The organic exhaust gas produced during product.Limited by air quantity, space etc., be generally fitted with overlapping organic exhaust gas more
Adsorbent equipment dispersion is adsorbed.After activated carbon adsorption is saturated, directly change activated carbon not only waste in a large number
Manpower and materials, and activated carbon is with high costs.And if being individually for often overlapping adsorbent equipment and be equipped with desorption and regeneration dress
Put not only equipment efficiency of usage low, and cost of investment is high, and organic solvent cannot reclaim.
Utility model content
The purpose of this utility model is to provide a kind of scattered adsorption, the organic waste-gas purification of concentration desorption and regeneration
System, it can effectively solve the problem that problem present in background technology.
For achieving the above object, the following technical scheme of this utility model offer: a kind of scattered adsorption, concentration
The organic exhaust gas purifying system of desorption and regeneration, including nitrogen making machine, air accumulator, operated pneumatic valve, second order activity
Canister, circulating fan, solvent recovery unit, condenser, surface cooler, fridge, cooling tower, heat
Exchanger, heater, activated carbon device to be regenerated, adiabatic heat-insulation casing, air vent, trachea and water pipe；
Described nitrogen making machine is connected by trachea and air accumulator；Described air accumulator is connected by trachea and second order activity canister
Connect；Described air accumulator is connected by trachea and heat exchanger；Described heat exchanger, surface cooler, condenser,
Circulating fan, second order activity canister and activated carbon device to be regenerated are linked in sequence successively by trachea；Described
Heat exchanger, heater and activated carbon device to be regenerated are linked in sequence successively by trachea；Described to be regenerated
Activated carbon device and second order activity canister connected by trachea；Described activated carbon device to be regenerated and heat exchange
Device is connected by trachea；Described activated carbon device to be regenerated passes through trachea connection table cooler；Described cooling water
Tower utilizes water pipe connection table cooler and fridge；Described fridge utilizes water pipe and condenser to connect；Described
Condenser is provided with solvent recovery unit；Described activated carbon device outer surface to be regenerated is provided with adiabatic heat-insulation casing；
Between described air accumulator and heat exchanger, between circulating fan and heat exchanger, heater and to be regenerated
Between activated carbon device, between activated carbon device to be regenerated and second order activity canister, activated carbon device to be regenerated
And between heat exchanger, between to be regenerated activated carbon device and surface cooler and exhaust ports is equipped with pneumatic
Valve.
Further, the trachea between described heater and heat exchanger is provided with oxygen concentration detecting instrument.
Further, described second order activity canister is provided with two, and is connected by trachea between the two, trachea
It is provided with operated pneumatic valve.
Compared with prior art, the beneficial effects of the utility model are: this scattered adsorption, concentration desorption are again
Raw organic exhaust gas purifying system can solve factory or the saturated activated carbon of industrial occupancy absorption again by economical and efficient
Raw Posterior circle uses problem.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model；
In reference: 1. nitrogen making machine；2. air accumulator；3. operated pneumatic valve；4. second order activity canister；5.
Circulating fan；6. solvent recovery unit；7. condenser；8. surface cooler；9. fridge；10. cooling tower；
11. heat exchangers；12. oxygen concentration detecting instruments；13. heaters；14. activated carbon devices to be regenerated；15.
Adiabatic heat-insulation casing；16. air vents；A. trachea；B. water pipe.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only this utility model one
Divide embodiment rather than whole embodiments.Based on the embodiment in this utility model, this area is common
All other embodiments that technical staff is obtained under not making creative work premise, broadly fall into this
The scope of utility model protection.
Referring to Fig. 1, this utility model provides a kind of technical scheme: a kind of scattered adsorption, concentration desorption are again
Raw organic exhaust gas purifying system, including nitrogen making machine 1, air accumulator 2, operated pneumatic valve 3, second order activity charcoal
Tank 4, circulating fan 5, solvent recovery unit 6, condenser 7, surface cooler 8, fridge 9, cooling water
Tower 10, heat exchanger 11, heater 13, activated carbon device 14 to be regenerated, adiabatic heat-insulation casing 15,
Air vent 16, trachea a and water pipe b；Described nitrogen making machine 1 is connected by trachea a and air accumulator 2；Institute
State air accumulator 2 to be connected by trachea a and second order activity canister 4；Described air accumulator 2 by trachea a and
Heat exchanger 11 connects；Described heat exchanger 11, surface cooler 8, condenser 7, circulating fan 5, two
Level charcoal canister 4 and activated carbon device 14 to be regenerated are linked in sequence successively by trachea a；Described heat exchange
Device 11, heater 13 and activated carbon device 14 to be regenerated are linked in sequence successively；Described activity to be regenerated
Charcoal device 14 and second order activity canister 4 are connected by trachea a；Described activated carbon device 14 to be regenerated and heat
Exchanger 11 is connected by trachea a；Described activated carbon device 14 to be regenerated is cold by trachea a connection table
Device 8；Described cooling tower 10 utilizes water pipe b connection table cooler 8 and fridge 9；Described fridge 9
Water pipe b and condenser 7 is utilized to connect；Described condenser 7 is provided with solvent recovery unit 6；Described to be regenerated
Activated carbon device 14 outer surface be provided with adiabatic heat-insulation casing 15；Described air accumulator 2 and heat exchanger 11 it
Between, between circulating fan 5 and heat exchanger 11, between heater 13 and activated carbon device 14 to be regenerated,
Between activated carbon device 14 to be regenerated and second order activity canister 4, activated carbon device 14 and Re Jiao to be regenerated
It is equipped with between parallel operation 11, between activated carbon device 14 to be regenerated and surface cooler 8 and at air vent 16
Operated pneumatic valve 3.
Further, the trachea a between described heater 13 and heat exchanger 11 is provided with oxygen concentration inspection
Survey instrument 12.
Further, described second order activity canister 4 is provided with two, and is connected by trachea a between the two,
Trachea a is provided with operated pneumatic valve 3.
Of the present utility model when design: first to open nitrogen making machine 1, inflated with nitrogen in air accumulator 2.Then will
Saturated activated carbon device 14 to be regenerated is placed in adiabatic heat-insulation casing 15, is connected with pipeline a, it is ensured that nothing
Leakage；Then carrying out pretreatment, all operated pneumatic valves 3 automatically open up, by air accumulator 2 to pipeline a
And inflated with nitrogen in equipment, when oxygen concentration detecting instrument 12 detects that oxygen content volumetric concentration drops to about 1-2%
?.
After pretreatment completes, delayed start-up circulating fan 5, heater 13 simultaneously power transmission or send oil intensification；
After circulation wind speed is stable, power to the saturated activated carbon device 14 to be regenerated being automatically adjusted heater 13 enters
One's intention as revealed in what one says temperature reaches design temperature 150-180 DEG C；The VOCs being desorbed on activated carbon is discharged by high temperature nitrogen
Come；Desorption aerofluxus enters surface cooler 8, condenser 7 after heat exchanger 11 heat exchange is lowered the temperature, then through following
Ring blower fan 5, heat exchanger 11 heat up and return to heater 13；Circulate desorption continuously, when molten in desorption gas
Agent concentration exceedes the solvent saturated vapor pressure under condensation temperature after accumulation continuously, then start to condense and obtain
Recycling design, and be stored in solvent recovery unit 6；By cooling tower 10 simultaneously to surface cooler 8 He
Water at low temperature supplied by fridge 9, and the water of less than 0 degree then supplied by fridge 9 to condenser 7.
Solvent in saturated activated carbon device 14 to be regenerated is continued heat supply by hot nitrogen and constantly is desorbed out
And condense, after a certain time, hot nitrogen desorption efficiency reduces, adsorber 14 exit concentration is gradually lowered,
Condensation yield reduces or disappears, and this interval scale desorption enters the poor efficiency stage, for guaranteeing that adsorber 14 regenerates
Completely, a small amount of on-condensible gas containing organic solvent being now desorbed out sends into secondary after over-heat-exchanger 11
Activated carbon tank body 4 adsorbs, it is ensured that the organic exhaust gas of discharge reaches discharge standard；Then desorption and regeneration
System circulation proceeds to temperature-fall period.
During cooling, stop heater 13, open recuperator bypass and cross wind, make the heat in adsorber to connect
Continuing and taken out of by recyclegas and lowered the temperature by condenser 7, a small amount of solvent in on-condensible gas is by second order activity carbon
Tank 4 adsorption cleaning；After being cooled to design temperature, desorption system is automatically stopped.
In desorption process, for preventing from revealing and oxygen infiltration, circulating system design multiple spot nitrogen pressure compensates,
Set pressure sensing monitoring, autocontrol valve door trip in system, maintain pressure-fired in blood circulation.
Secondary activated carbon tank body 4 is provided with two, can meet simultaneously one for adsorbing, one be used for self
Desorption when adsorbing saturated；When secondary activated carbon tank body 4 is desorbed, heater 13 is opened, and thermal current is successively
Send through circulating fan 5 after secondary activated carbon tank body 4, heat exchanger 11, surface cooler 8, condenser 7
After heat exchange, heater 13 is returned to heat exchanger 11.
Total system Explosion-proof Design, control system uses PLC program control, arranges positive-pressure explosion-proof switch board on the spot,
Pneumatic execution unit uses electromagnetic valve of explosion isolation on the spot to control.
Embodiment the most of the present utility model, for the ordinary skill people of this area
For Yuan, it is possible to understand that can be real to these in the case of without departing from principle of the present utility model and spirit
Executing example to carry out multiple change, revise, replace and modification, scope of the present utility model is by claims
And equivalent limits.
Claims (3)
1. a scattered adsorption, concentrate the organic exhaust gas purifying system of desorption and regeneration, it is characterized in that: include nitrogen making machine (1), air accumulator (2), operated pneumatic valve (3), second order activity canister (4), circulating fan (5), solvent recovery unit (6), condenser (7), surface cooler (8), fridge (9), cooling tower (10), heat exchanger (11), heater (13), activated carbon device (14) to be regenerated, adiabatic heat-insulation casing (15), air vent (16), trachea (a) and water pipe (b)；Described nitrogen making machine (1) is connected by trachea (a) and air accumulator (2)；Described air accumulator (2) is connected by trachea (a) and second order activity canister (4)；Described air accumulator (2) is connected by trachea (a) and heat exchanger (11)；Described heat exchanger (11), surface cooler (8), condenser (7), circulating fan (5), second order activity canister (4) and activated carbon device (14) to be regenerated are linked in sequence successively by trachea (a)；Described heat exchanger (11), heater (13) and activated carbon device (14) to be regenerated are linked in sequence successively by trachea (a)；Described activated carbon device (14) to be regenerated and second order activity canister (4) are connected by trachea (a)；Described activated carbon device (14) to be regenerated and heat exchanger (11) are connected by trachea (a)；Described activated carbon device (14) to be regenerated passes through trachea (a) connection table cooler (8)；Described cooling tower (10) utilizes water pipe (b) connection table cooler (8) and fridge (9)；Described fridge (9) utilizes water pipe (b) and condenser (7) to connect；Described condenser (7) is provided with solvent recovery unit (6)；Described activated carbon device (14) outer surface to be regenerated is provided with adiabatic heat-insulation casing (15)；Between described air accumulator (2) and heat exchanger (11), between circulating fan (5) and heat exchanger (11), between heater (13) and activated carbon device (14) to be regenerated, between activated carbon device (14) to be regenerated and second order activity canister (4), between activated carbon device (14) to be regenerated and heat exchanger (11), between activated carbon device (14) to be regenerated and surface cooler (8) and air vent (16) place is equipped with operated pneumatic valve (3).
A kind of scattered adsorption the most according to claim 1, the organic exhaust gas purifying system of concentration desorption and regeneration, it is characterised in that: the trachea (a) between described heater (13) and heat exchanger (11) is provided with oxygen concentration detecting instrument (12).
A kind of scattered adsorption the most according to claim 1, the organic exhaust gas purifying system of concentration desorption and regeneration, it is characterized in that: described second order activity canister (4) is provided with two, and connected by trachea (a) between the two, trachea (a) is provided with operated pneumatic valve (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620440906.XU CN205760441U (en) | 2016-05-13 | 2016-05-13 | A kind of scattered adsorption, the organic exhaust gas purifying system of concentration desorption and regeneration |
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| CN201620440906.XU CN205760441U (en) | 2016-05-13 | 2016-05-13 | A kind of scattered adsorption, the organic exhaust gas purifying system of concentration desorption and regeneration |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107511023A (en) * | 2017-09-12 | 2017-12-26 | 南通意特化工有限公司 | A kind of retracting device and method of new dimethylaniline and acetic acid waste gas |
| CN108096984A (en) * | 2017-11-20 | 2018-06-01 | 无锡中天固废处置有限公司 | Knockdown volatile organic matter resource regeneration processing unit and method |
| CN110102145A (en) * | 2019-05-23 | 2019-08-09 | 深圳市智盾环保科技有限公司 | A kind of movable type nitrogen desorption and regeneration system integration vehicle |
| CN110382082A (en) * | 2017-01-10 | 2019-10-25 | 新兴化合物处理技术股份有限公司 | The system and method for enhancing contaminated vapor sorption to improve the processing capacity of adsorbing medium |
| CN110385008A (en) * | 2019-05-23 | 2019-10-29 | 深圳市智盾环保科技有限公司 | Vapor for handling the waste active carbon containing VOCs concentrates desorption system |
| CN110394020A (en) * | 2019-05-23 | 2019-11-01 | 深圳市智盾环保科技有限公司 | A kind of nitrogen concentration desorption system for handling the waste active carbon containing VOCs |
| CN112403183A (en) * | 2020-01-07 | 2021-02-26 | 中冶长天国际工程有限责任公司 | Method and system for detecting production safety of analytical tower |
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2016
- 2016-05-13 CN CN201620440906.XU patent/CN205760441U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110382082A (en) * | 2017-01-10 | 2019-10-25 | 新兴化合物处理技术股份有限公司 | The system and method for enhancing contaminated vapor sorption to improve the processing capacity of adsorbing medium |
| CN107511023A (en) * | 2017-09-12 | 2017-12-26 | 南通意特化工有限公司 | A kind of retracting device and method of new dimethylaniline and acetic acid waste gas |
| CN108096984A (en) * | 2017-11-20 | 2018-06-01 | 无锡中天固废处置有限公司 | Knockdown volatile organic matter resource regeneration processing unit and method |
| CN110102145A (en) * | 2019-05-23 | 2019-08-09 | 深圳市智盾环保科技有限公司 | A kind of movable type nitrogen desorption and regeneration system integration vehicle |
| CN110385008A (en) * | 2019-05-23 | 2019-10-29 | 深圳市智盾环保科技有限公司 | Vapor for handling the waste active carbon containing VOCs concentrates desorption system |
| CN110394020A (en) * | 2019-05-23 | 2019-11-01 | 深圳市智盾环保科技有限公司 | A kind of nitrogen concentration desorption system for handling the waste active carbon containing VOCs |
| CN112403183A (en) * | 2020-01-07 | 2021-02-26 | 中冶长天国际工程有限责任公司 | Method and system for detecting production safety of analytical tower |
| CN112403183B (en) * | 2020-01-07 | 2022-05-03 | 中冶长天国际工程有限责任公司 | Method and system for detecting production safety of analytical tower |
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