A kind of tobacco leaf processing waste gas pollution control and treatment and this fragrant aroma recovery device of tobacco
Technical field
The utility model relates to tobacco leaf processing auxiliary equipment technical field, relates in particular to a kind of tobacco leaf processing waste gas pollution control and treatment and this fragrant aroma recovery device of tobacco.
Background technology
At present, along with Chinese society and economic fast development, and the implementation of the policies and regulations that No Smoking in All Public Places, people are also more and more deep to the understanding of smoking, many Tobacco Controls are organized all to advocate and are reduced the use of the additives such as various additional essence and flavoring agents in cigarette as far as possible, to reduce tobacco to youthful attraction, avoid introducing other harmful chemical components because of additional essence and flavoring agent or additive simultaneously.Therefore, the essence spice for cigarette that national Ge great tobacco company derives from tobacco for exploitation has carried out a large amount of research practices, and has had many essence spice for cigarette that derive from tobacco to be successfully applied in tobacco product, has obtained significant economic benefit.
But in the processing processes such as tobacco leaf barbecue, a large amount of aroma substances as alcohols, aldehydes, amide-type, acids, ester class, ethers, phenols, vinegar class, adjoin and cough up the compound such as class, ketone and promote and there is great role improving the mouthfeel of cigarette, in traditional mode of production, all be drained in atmosphere with waste gas, cause serious environmental pollution on the one hand, caused on the other hand significant wastage, if can be reclaimed, to promote quality cigarette, it wouldn't be the good job killing two birds with one stone.
The utility model patent that on March 20th, 2013, disclosed application number was 201320128419.6 discloses a kind of tobacco leaf processing waste gas pollution control and treatment and the equipment that reclaims spices, in baking of flue-cured tobacco and the cigarette factory discharging waste gas part position of flowing through, between air inlet and air outlet, be provided with at least three adsorption layers that keep at a certain distance away, each adsorption layer is made up of anhydrous sodium sulfate, sponge, quartz sand, glass fibre, carbon fiber cotton, active carbon, macroreticular resin, silica gel, calcium chloride and acetate fiber absorbent.Its weak point is: (1) adopts solid absorbent, and absorption efficiency is low; (2) multiple fragrance component is mixed in together, and follow-up extraction is separated and caused great inconvenience; (3) in production process, need often to change adsorption layer, workload is large, and efficiency is low.
Utility model content
The purpose of this utility model is to provide tobacco leaf processing waste gas pollution control and treatment and this fragrant aroma recovery device of tobacco that a kind of aroma recovery efficiency is high, be convenient to later separation extraction and can effectively reduce labor intensity.
For realizing the technical scheme that the purpose of this utility model adopts be: a kind of tobacco leaf processing waste gas pollution control and treatment and this fragrant aroma recovery device of tobacco, comprise device body and the air inlet pipe and the escape pipe that are separately positioned on device body two ends, in described air inlet pipe, be provided with booster, on described escape pipe, be provided with motor-operated control valve, described device body comprises the chamber of the different absorption liquids of multiple splendid attires, between described chamber, be communicated with by communicating pipe, described communicating pipe is J-shaped structure and is provided with motor-operated control valve and booster, described air inlet pipe enters and extends to the absorption liquid bottom of the first chamber from the first chamber roof, be communicated with and extend to the absorption liquid bottom of a rear chamber adjacent two chambers described communicating pipe from the top of adjacent two chambers, described escape pipe is derived from the top of last chamber, on described chamber, be provided with feed tube, drain pipe, pressure sensor and temperature sensor, described booster, motor-operated control valve, pressure sensor is all connected with monitor controller by circuit with temperature sensor.
The gas outlet end of described air inlet pipe and communicating pipe is connected gas distribution pipe.
Described gas distribution pipe comprises and the supervisor who is communicated with air inlet pipe or communicating pipe and the some arms that are connected with described supervisor, between described some arms, intercommunication pipe is set.
On described supervisor, described arm and described intercommunication pipe, some ventholes are set.
On described chamber, be provided with observation window.
In described chamber absorption liquid, near air inlet pipe and the top, gas outlet of communicating pipe, be provided with filter or the dividing plate of through hole.
The through hole of described dividing plate is incline structure.
Described feed tube is all connected with spices extraction equipment with drain pipe.
Described spices extraction equipment is supercritical CO
2extraction tower.
Described spices extraction equipment is distillation extraction tower.
Tobacco leaf processing waste gas pollution control and treatment of the present utility model and this fragrant aroma recovery device of tobacco, by the air inlet pipe of retracting device is communicated with the discharge duct of tobacco leaf process equipment, and different absorption liquids is set as propane diols, ethanol etc. in multiple chambers, can realizes the absorption of multiple spices in waste gas is reclaimed, communicating pipe adopts J-shaped structure, and all extends to absorption liquid bottom, thereby has effectively improved the absorption efficiency of spices in waste gas, and is convenient to realize the classification absorption of different spices, for follow-up separating-purifying has greatly been simplified follow-up separating-purifying work, the more important thing is by booster is set in air inlet pipe, motor-operated control valve and Zengcheng device are set on communicating pipe, at feed tube, on drain pipe and escape pipe, motor-operated control valve is set, thereby effectively realize the adjusting to chamber interior pressure, ensureing that leaf tobacco production plant waste gases discharges in normal situation, effectively strengthen the absorption efficiency of absorption liquid to spices, realize auto-adjustment control to cavity indoor pressure and to the automatic-discharging of absorption liquid with supplement by monitor controller, can also be by booster being set on liquid in-out pipeline, realize chamber and and the balance of each pipeline pressure of being communicated with chamber, realize uninterrupted the flowing continuously of absorption liquid, and by controller control spices extraction equipment, realize the full-automatic recovery of spices, by being connected gas distribution pipe at the gas outlet end of air inlet pipe and communicating pipe, and some ventholes are set on gas distribution pipe, have greatly improved fully contacting of waste gas and absorption liquid, the absorption efficiency of spices is greatly improved, by observation window is set on chamber, be very easy to the absorbing state of observing absorption liquid, be convenient to regulate monitor controller is set, improve absorption efficiency.Near top, gas outlet by air inlet pipe and communicating pipe in chamber absorption liquid, be provided with filter or the dividing plate of through hole, can effectively improve the contact area of air-flow and absorption liquid, it is fully contacted, the through hole of dividing plate adopts incline structure, and the contact area of air-flow and absorption liquid and time of contact are further enhanced; Adopt different spices extraction towers can realize easily different absorption liquids and fragrance component adopts different extraction equipments to extract.The utility model aroma recovery efficiency is high, be convenient to realize continuously uninterrupted full automatic absorption extraction, greatly reduce labour intensity, in waste gas, aroma recovery rate is higher, effectively reduce the waste of spices data in leaf tobacco production, reduce environmental pollution, effectively realized the energy-saving and emission-reduction in leaf tobacco production process.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is side-looking structural representation of the present utility model;
Fig. 3 is the plan structure schematic diagram of the utility model gas distribution pipe.
Detailed description of the invention
Embodiment mono-
As Fig. 1, shown in Fig. 2: a kind of tobacco leaf processing waste gas pollution control and treatment and this fragrant aroma recovery device of tobacco, comprise device body 3 and the air inlet pipe 4 and the escape pipe 8 that are separately positioned on device body 3 two ends, in described air inlet pipe 4, be provided with booster 5, on described escape pipe 8, be provided with motor-operated control valve 6, described device body 3 comprises the chamber 13 of the different absorption liquids of multiple splendid attires, 13 of described chambers were communicated with by communicating pipe 7, described communicating pipe 7 is for J-shaped structure and be provided with motor-operated control valve 6 and booster 5, described air inlet pipe 4 enters and extends to the absorption liquid bottom of the first chamber 13 from the first chamber 13 tops, be communicated with and extend to the absorption liquid bottom of a rear chamber 13 adjacent two chambers 13 described communicating pipe 7 from the top of adjacent two chambers 13, described escape pipe 8 is derived from the top of last chamber 13, on described chamber 13, be provided with feed tube 12, drain pipe 11, pressure sensor 9 and temperature sensor 1, described booster 5, motor-operated control valve 6, pressure sensor 9 is all connected with monitor controller by circuit with temperature sensor 1.On described chamber 13, be provided with observation window 10.In described chamber 13 absorption liquids, near air inlet pipe 4 and the top, gas outlet of communicating pipe 7, be provided with filter or the dividing plate 2 of through hole.The through hole of described dividing plate 2 is incline structure.Described feed tube 12 is all connected with spices extraction equipment with drain pipe 11, and described spices extraction equipment is connected with monitor controller by control circuit.Described spices extraction equipment comprises supercritical CO
2extraction tower and distillation extraction tower.Absorption liquid in described the first chamber 3 is propane diols, and the absorption liquid in the second chamber 3 is ethanol, and the absorption liquid in the 3rd chamber is acetic acid, and the absorption liquid in the 4th chamber is water.Described the first chamber and the second chamber are connected with respectively supercritical CO
2extraction tower, described the 3rd chamber and the 4th chamber are connected with respectively distillation extraction tower.
Embodiment bis-
As shown in Figure 1, Figure 2, Figure 3 shows: the present embodiment is with the difference part of embodiment mono-: the gas outlet end of described air inlet pipe 1 and communicating pipe 4 is connected gas distribution pipe 14.Described gas distribution pipe 14 comprises the supervisor 15 who is communicated with air inlet pipe 1 or communicating pipe 4 and the some arms 18 that are connected with described supervisor 15.Some ventholes 17 are set on described supervisor 15 and described arm 18, the interface 16 being communicated with air inlet pipe 1 or communicating pipe 4 is set on described supervisor 15,18 of described arms are interconnected by intercommunication pipe 19, on described intercommunication pipe 19, set out pore 17.
Tobacco leaf processing waste gas pollution control and treatment of the present utility model and this fragrant aroma recovery device of tobacco, by the air inlet pipe of retracting device is communicated with the discharge duct of tobacco leaf process equipment, and different absorption liquids is set as propane diols in multiple chambers, ethanol etc., can realize the absorption of multiple spices in waste gas is reclaimed, and by different spices extraction towers, different absorption liquids and fragrance component are extracted, by monitor controller to chamber indoor temperature, the Real-Time Monitoring of pressure, regulate and control each booster and motor-operated control valve, thereby effectively realize automatic adjusting to chamber interior pressure and to the automatic-discharging of absorption liquid with supplement, ensureing that leaf tobacco production plant waste gases discharges in normal situation, effectively strengthen the absorption efficiency of absorption liquid to spices, with realize chamber and and the balance of each pipeline pressure of being communicated with chamber, realize uninterrupted the flowing continuously of absorption liquid, and by controller control spices extraction equipment, realize the full-automatic recovery of spices.Near top, gas outlet by air inlet pipe and communicating pipe in chamber absorption liquid, be provided with filter or the dividing plate of through hole, can effectively improve the contact area of air-flow and absorption liquid, it is fully contacted, the through hole of dividing plate adopts incline structure, and the contact area of air-flow and absorption liquid and time of contact are further enhanced; In embodiment bis-, further be connected gas distribution pipe at the gas outlet end of air inlet pipe and communicating pipe, the some arms that are communicated with supervisor are set on gas distribution pipe, and adopt some intercommunication pipes that some arms are communicated with, set out pore at supervisor, arm and intercommunication Guan Shangjun, make waste gas and fully contacting of absorption liquid obtain further effectively improving, the absorption efficiency of spices is greatly improved.