CN202664205U - Negative pressure fixation drying device of tobacco leaves - Google Patents
Negative pressure fixation drying device of tobacco leaves Download PDFInfo
- Publication number
- CN202664205U CN202664205U CN 201220290106 CN201220290106U CN202664205U CN 202664205 U CN202664205 U CN 202664205U CN 201220290106 CN201220290106 CN 201220290106 CN 201220290106 U CN201220290106 U CN 201220290106U CN 202664205 U CN202664205 U CN 202664205U
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- negative pressure
- stop valve
- tobacco
- pipeline
- tobacco leaf
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Abstract
The utility model provides a negative pressure fixation drying device of tobacco leaves, and the device comprises a negative pressure drying furnace; a tobacco leave baking heating pump system for providing a heat source to the negative pressure drying furnace through a pipeline and a water vapor condensation system for condensing a large amount of water in the tobacco leaves into water and draining the water are arranged outside the negative pressure drying furnace; and an automatic intelligent control system which monitors the tobacco leave baking heating pump system, a tobacco baking humidity control system and a tobacco baking pneumatic operation system simultaneously is arranged outside the negative pressure drying furnace. The negative pressure fixation drying device of the tobacco leaves has the advantages that after the structure is adopted, all heat can absorb air heat or terrestrial heat through a heat absorber, so that energy saving and environmental protection can be realized and no pollution is produced; and compared with a traditional drying method, the drying time is shortened by nearly 100 percent, the tobacco leave drying cost is reduced, and the tobacco leave drying quality is improved.
Description
Technical field
The utility model relates to a kind of drying unit, particularly a kind of tobacco leaf negative pressure fixation drying unit.
Background technology
The tradition tobacco drying device generally all uses fire coal or fuel oil, can pollute air, and cost is high; In addition, traditional furnace drying method drying time is long, and this is again the cost that has improved tobacco leaf drying simultaneously, and the dries quantity of tobacco leaf is not high, and is unfavorable to producing.
The utility model content
The utility model proposes a kind of tobacco leaf negative pressure fixation drying unit, it can overcome deficiency of the prior art effectively, and all heat energy are taken from air or greatly, can accomplish that real energy-conserving and environment-protective are without any pollution, and improved the dries quantity of tobacco leaf, also reduced the cost of tobacco leaf drying.
The technical solution of the utility model is achieved in that a kind of tobacco leaf negative pressure fixation drying unit, it comprises the negative pressure drying oven, outside the negative pressure drying oven, be provided with by pipeline to the negative pressure drying oven provide the tobacco flue-curing heat pump of thermal source with tobacco leaf in contained a large amount of moisture carry out the condensation vapor system that steam condensation becomes water to discharge; Outside the negative pressure drying oven, also be provided with the intelligent automatic control system that in real time tobacco flue-curing heat pump, tobacco flue-curing MCS, tobacco flue-curing pneumatic operating system is monitored simultaneously.
As preferably, described negative pressure drying oven is provided with air interchanger.
As preferably, described tobacco flue-curing heat pump comprises the heat exchanger in the negative pressure drying oven, the import department of heat exchanger is connected with the first stop valve, the second stop valve, the first filter, heat energy absorber in turn by pipeline, the exit of heat exchanger is connected with the 3rd stop valve, oil water separator, the 4th stop valve, refrigeration compressor in turn by pipeline, described refrigeration compressor is connected pipeline with heat energy absorber and connects, and is connected with the 5th stop valve in the connecting pipe of refrigeration compressor and heat energy absorber; The oil outlet end of described oil eliminator is connected with the 6th stop valve by pipeline, then connects refrigeration compressor by pipeline.
As preferably, described condensation vapor system is connected in the first stop valve by pipeline, then connects successively condenser, the 7th stop valve, the second filter, choke valve, the 8th stop valve, evaporimeter, the 9th stop valve, water vapour coagulator by pipeline.
As preferably, described evaporimeter is connected with water vapour coagulator by second pipe and is connected, and second pipe is connected in what end of evaporimeter, then connects successively the tenth stop valve, compressor, the 11 stop valve, refrigerant water tank, water vapour coagulator.
As preferably, be connected with vavuum pump on the described water vapour coagulator, be connected with the 12 stop valve in the connecting pipe of water vapour coagulator and vavuum pump.
The beneficial effects of the utility model are: after adopting said structure, all heat energy is drawn air heat energy or underground heat by heat energy absorber, can accomplish that real energy-conserving and environment-protective are without any pollution; Compare with traditional furnace drying method and to have shortened nearly one times drying time, reduced the cost of tobacco leaf drying, and improved the dries quantity of tobacco leaf.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment, apparently, accompanying drawing in the following describes only is one of them embodiment of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the theory structure schematic diagram of the utility model embodiment.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is one of them embodiment of the utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
A kind of tobacco leaf negative pressure fixation drying unit, it comprises negative pressure drying oven 1, described negative pressure drying oven 1 is provided with air interchanger 2.Outside negative pressure drying oven 1, be provided with by pipeline to negative pressure drying oven 1 provide the tobacco flue-curing heat pump of thermal source with tobacco leaf in contained a large amount of moisture carry out the condensation vapor system that steam condensation becomes water to discharge; Outside negative pressure drying oven 1, also be provided with the intelligent automatic control system that in real time tobacco flue-curing heat pump, tobacco flue-curing MCS, tobacco flue-curing pneumatic operating system is monitored simultaneously.
In when operation, the tobacco flue-curing heat pump provides thermal source during for tobacco flue-curing; Humidity when the tobacco flue-curing MCS is used for control tobacco flue-curing in the negative pressure drying oven 1, in negative pressure drying oven 1, be provided with damping device 29, when the humidity in the negative pressure drying oven 1 is higher than or is lower than some values, the intelligent automatic control system controls closing or opening of damping device 29, different tobacco leaves, the setting value of humidity control is different; The unlatching that is used for control negative pressure drying oven 1 fire door of tobacco flue-curing pneumatic operating system or close, and the opening or closing of air interchanger 2.
Described tobacco flue-curing heat pump comprises the heat exchanger 3 in the negative pressure drying oven 1, the import department of heat exchanger 3 is connected with the first stop valve 4, the second stop valve 5, the first filter 6, heat energy absorber 7 in turn by pipeline, the exit of heat exchanger 3 is connected with the 3rd stop valve 8, oil water separator 9, the 4th stop valve 10, refrigeration compressor 11 in turn by pipeline, described refrigeration compressor 11 is connected with heat energy absorber and is connected by pipeline, is connected with the 5th stop valve 13 in the connecting pipe of refrigeration compressor 11 and heat energy absorber 7.The oil outlet end of described oil eliminator 9 is connected with the 6th stop valve 12 by pipeline, then connects refrigeration compressor 11 by pipeline.
Described condensation vapor system is connected in the first stop valve 4 by pipeline, then connect successively condenser 14, the 7th stop valve 15, the second filter 16, choke valve 17, the 8th stop valve 18, evaporimeter 19, the nine stop valves 20, water vapour coagulator 21 by pipeline.Described evaporimeter 19 is connected with water vapour coagulator also by second pipe 22 connections, second pipe 22 is connected in the chilled water entrance point of evaporimeter, then connects successively the tenth stop valve 23, compressor 24, the 11 stop valve 25, refrigerant water tank 26, water vapour coagulator 21.Be connected with vavuum pump 27 on the described water vapour coagulator 21, be connected with the 12 stop valve 28 in the connecting pipe of water vapour coagulator 21 and vavuum pump 27.
The drying course of this device is divided into four-stage, the tobacco leaf of finishing is packed in the negative pressure drying oven 1, starting device carries out the intensification of the 1st stage changing yellow stage, refrigeration compressor 11, heat exchanger 3, heat energy absorber 7 composition heat pumps provide thermal source when the phase I, absorb air heat energy or underground heat and make the 1 interior intensification of negative pressure drying oven through heat exchanger 3 heat releases, the temperature of being kept in the drying room by air circulation device is even.
Second stage is fixation stage, when reaching requirement, the color of changing yellow stage tobacco leaf enters fixation stage, heat pump provide thermal source the time, after the refrigerant liquid after 1 heat release of negative pressure drying oven enters condenser 14 coolings, enter evaporimeter 19 evaporation endothermics, for water vapour coagulator 21 provides the source, contained a large amount of moisture vapor flows to water vapour coagulator 21 fast in the tobacco leaf under the effect of vavuum pump 27, water vapour during by water vapour coagulator 21 surface heat release condense into water and discharge.
Phase III is the isothermal oven dry phase, in this stage drying room, keep certain negative pressure by vavuum pump 27, moisture in the tobacco leaf is continued under temperature-resistant condition fast to water vapour coagulator 21 flow condensations, the cooled compressor 11 of refrigerant gas after water vapour coagulator 21 interior heat absorptions sucks and again compresses heat release, keeps temperature not fluctuate for negative pressure drying oven 1 provides thermal source.
The quadravalence section is the intensification oven dry phase, moisture at this stage tobacco leaf is substantially drained, the moisture of footpath section is also not dried, temperature in the rising negative pressure drying oven 1 is discharged the moisture of footpath section fast, drying course all finishes when tobacco leaf footpath section moisture reaches 3% left and right sides, slow balance negative pressure drying oven 1 internal gas pressure, when being down to normal temperature, temperature closes air interchanger 2, humidity transfers to about 15% and keeps certain hour, dry tobacco leaf eased back in case impaired when taking out, whole oven dry flow process is by a cover intelligent electric appliance automatic controlling system.Compare the dries quantity that has shortened nearly one times drying time, improved tobacco leaf with traditional furnace drying method, whole drying course all need not burn coal or fuel oil, all heat energy are taken from air or greatly, accomplish that real energy-conserving and environment-protective are without any pollution.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (6)
1. tobacco leaf negative pressure fixation drying unit, it is characterized in that: it comprises the negative pressure drying oven, outside the negative pressure drying oven, be provided with by pipeline to the negative pressure drying oven provide the tobacco flue-curing heat pump of thermal source with tobacco leaf in contained a large amount of moisture carry out the condensation vapor system that steam condensation becomes water to discharge; Outside the negative pressure drying oven, also be provided with the intelligent automatic control system that in real time tobacco flue-curing heat pump, tobacco flue-curing MCS, tobacco flue-curing pneumatic operating system is monitored simultaneously.
2. tobacco leaf negative pressure fixation drying unit according to claim 1, it is characterized in that: described negative pressure drying oven is provided with air interchanger.
3. tobacco leaf negative pressure fixation drying unit according to claim 1, it is characterized in that: described tobacco flue-curing heat pump comprises the heat exchanger in the negative pressure drying oven, the import department of heat exchanger is connected with the first stop valve in turn by pipeline, the second stop valve, the first filter, heat energy absorber, the exit of heat exchanger is connected with the 3rd stop valve in turn by pipeline, oil eliminator, the 4th stop valve, refrigeration compressor, described refrigeration compressor is connected pipeline with heat energy absorber and connects, and is connected with the 5th stop valve in the connecting pipe of refrigeration compressor and heat energy absorber; The oil outlet end of described oil eliminator is connected with the 6th stop valve by pipeline, then connects refrigeration compressor by pipeline.
4. tobacco leaf negative pressure fixation drying unit according to claim 3, it is characterized in that: described condensation vapor system is connected in the first stop valve by pipeline, then connect successively condenser, the 7th stop valve, the second filter, choke valve, the 8th stop valve, evaporimeter, the 9th stop valve, water vapour coagulator by pipeline.
5. tobacco leaf negative pressure fixation drying unit according to claim 4, it is characterized in that: described evaporimeter is connected by second pipe with water vapour coagulator and is connected, second pipe is connected in the chilled water entrance point of evaporimeter, then connects successively the tenth stop valve, compressor, the 11 stop valve, refrigerant water tank, water vapour coagulator.
6. tobacco leaf negative pressure fixation drying unit according to claim 4 is characterized in that: be connected with vavuum pump on the described water vapour coagulator, be connected with the 12 stop valve in the connecting pipe of water vapour coagulator and vavuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220290106 CN202664205U (en) | 2012-06-20 | 2012-06-20 | Negative pressure fixation drying device of tobacco leaves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220290106 CN202664205U (en) | 2012-06-20 | 2012-06-20 | Negative pressure fixation drying device of tobacco leaves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202664205U true CN202664205U (en) | 2013-01-16 |
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ID=47485157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220290106 Expired - Fee Related CN202664205U (en) | 2012-06-20 | 2012-06-20 | Negative pressure fixation drying device of tobacco leaves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202664205U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105686046A (en) * | 2016-02-23 | 2016-06-22 | 中国烟草总公司广东省公司 | Alcohol-based fuel tobacco curing house provided with wall heat preservation paint |
| CN114766701A (en) * | 2022-06-14 | 2022-07-22 | 贵州省烟草公司遵义市公司 | Method and structure for assembling and moving flue-curing barn tobacco drying |
-
2012
- 2012-06-20 CN CN 201220290106 patent/CN202664205U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105686046A (en) * | 2016-02-23 | 2016-06-22 | 中国烟草总公司广东省公司 | Alcohol-based fuel tobacco curing house provided with wall heat preservation paint |
| CN114766701A (en) * | 2022-06-14 | 2022-07-22 | 贵州省烟草公司遵义市公司 | Method and structure for assembling and moving flue-curing barn tobacco drying |
| CN114766701B (en) * | 2022-06-14 | 2023-09-26 | 贵州省烟草公司遵义市公司 | Method and structure for assembling and moving flue-curing cigarettes in curing barn |
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| 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: 20130116 Termination date: 20150620 |
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| EXPY | Termination of patent right or utility model |