CN203952385U - A kind of tobacco sheet re-drying device - Google Patents
A kind of tobacco sheet re-drying device Download PDFInfo
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- CN203952385U CN203952385U CN201420380369.5U CN201420380369U CN203952385U CN 203952385 U CN203952385 U CN 203952385U CN 201420380369 U CN201420380369 U CN 201420380369U CN 203952385 U CN203952385 U CN 203952385U
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- 238000001035 drying Methods 0.000 title claims abstract description 56
- 241000208125 Nicotiana Species 0.000 title claims abstract description 32
- 235000002637 Nicotiana tabacum Nutrition 0.000 title claims abstract description 32
- 238000001816 cooling Methods 0.000 claims abstract description 31
- 238000009413 insulation Methods 0.000 claims description 31
- 238000007599 discharging Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 15
- 210000004055 fourth ventricle Anatomy 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 4
- 238000000889 atomisation Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 235000014171 carbonated beverage Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a kind of tobacco sheet re-drying device, comprise dry lower air intake district, dry upper air inlet district, cooling zone, moisture regain district, and successively through the foraminous conveyer in above-mentioned each district, dry lower air intake district comprises the first Room, the second Room and the 3rd Room; The first Room, the second Room and the 3rd indoorly include two or more lower air intake drying units.By carrying out refinement subregion to dry section, same district does not adopt different temperature to control, make temperature control more accurate, more be conducive to the adjustment to smoked sheet moisture, adopt the mode of circulating fan single admission, and by wind deflector and circulating fan frequency conversion, the wind speed of foraminous conveyer wire side is adjusted, wire side wind speed is approached evenly, by hot blast recycling system, reduce steam consumption quantity, effectively reduce the energy consumption of smoked sheet multiple roasting machine.
Description
Technical field
The utility model relates to tobacco industry beating and double roasting process technical field, especially a kind of tobacco sheet re-drying device that smoked sheet is processed into constant temperature, constant humidity material with heat energy recovery function.
Background technology
Tobacco leaf is after just baking, carry out leaf, stalk separation by leaves beating, realize classification processing, again by tobacco sheet re-drying device by the smoked sheet separating be dried, cooling, moisture regain three processing technology stages, realize constant temperature, constant humidity, sterilization, the removal of impurities processing of smoked sheet, be convenient to packaging and storage and the alcoholization of smoked sheet.But in actual smoked sheet multiple roasting process, often cannot ensure to process constant temperature, the constant humidity of rear smoked sheet; In addition, smoked sheet multiple roasting function consumption is also the practical problem facing in smoked sheet multiple roasting process greatly.
Utility model content
The technical problems to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of smoked sheet constant temperature, constant humidity ensureing after processing is provided, and reduces the smoked sheet multiple roasting machine of system energy consumption.
For realizing above-mentioned utility model object, the utility model adopts technical scheme as follows:
A kind of tobacco sheet re-drying device, comprise the dry lower air intake district, dry upper air inlet district, cooling zone, the moisture regain district that arrange successively, also comprise thermal insulation board, described thermal insulation board is arranged between described dry lower air intake district, dry upper air inlet district, cooling zone and moisture regain district, is provided with the gap that supplies foraminous conveyer and material to pass through on described thermal insulation board.
Further, in one at least described dry lower air intake district and dry upper air inlet district, be also provided with thermal insulation board, described thermal insulation board is distinguished described dry lower air intake to be slit at least two chambers, and/or described dry upper air inlet is distinguished and is slit at least two chambers, and each thermal insulation board is provided with the gap that supplies foraminous conveyer and material to pass through.
Further, described dry lower air intake district is divided into the first Room, the second Room and the 3rd Room by thermal insulation board, described dry upper air inlet district is divided into fourth ventricle and the 5th Room by thermal insulation board, and described the first Room, the second Room, the 3rd Room, fourth ventricle and the 5th Room are provided with temperature control equipment.
Further, the casing one or both ends of each chamber of described lower air intake dry section and upper air inlet dry section are provided with groove, and described thermal insulation board is arranged in described groove.
Further, described groove comprises madial wall, lateral wall, and described madial wall is packed in the close end of described cabinet wall, and described lateral wall is arranged on the outside of described madial wall by bolt, and described thermal insulation board is fixed between described madial wall and lateral wall.
Further, the humidity discharging mouth of described cooling zone is communicated to dry upper air inlet district or/and the air inlet in dry lower air intake district.
Further, also comprise the foraminous conveyer through dry lower air intake district, dry upper air inlet district, cooling zone and moisture regain district successively.
Further, described the first Room, the second Room and the 3rd Room comprise respectively two or more lower air intake drying units, and described fourth ventricle and the 5th Room comprise respectively at least one upper air inlet drying unit.
Further, described lower air intake drying unit comprises the lower air inlet box body of both ends open, and lower inlet side casing and lower air intake main box in described lower air inlet box body;
The one or both ends of described lower air inlet box body offer the groove of settling thermal insulation board;
In described lower air intake main box, comprise successively from the bottom to top wind deflector, foraminous conveyer and pressure network band, and lower air intake main box top offers humidity discharging mouth;
In the casing of described lower inlet side, heater and centrifugal blower are installed successively from top to bottom, the just air inlet to centrifugal blower of a side of described heater, offers air inlet on the wall box relative with the opposite side of described heater;
Further, described upper air inlet drying unit comprises the upper air inlet casing of both ends open, and upper air inlet side box body and upper air inlet main box in described upper air inlet casing;
The one or both ends of described upper air inlet casing offer the groove of settling thermal insulation board;
In described upper air inlet main box, comprise successively wind deflector, foraminous conveyer from top to bottom, and on upper air inlet wall box, offer humidity discharging mouth;
Centrifugal blower and heater are from top to bottom installed in described upper air inlet side box body successively, and the just air inlet to centrifugal blower of a side of described heater, offers air inlet on the wall box relative with the opposite side of described heater.
Adopt after technique scheme, the utility model compared with prior art has following beneficial effect:
The utility model will be by carrying out refinement subregion to dry section, same district does not adopt different temperature to control, make temperature control more accurate, more be conducive to the adjustment to smoked sheet moisture, and the utility model has adopted the mode of circulating fan single admission, and by wind deflector and circulating fan frequency conversion, the wind speed of foraminous conveyer wire side is adjusted, wire side wind speed is approached evenly; The utility model is also provided with hot blast recycling system, cooling zone hot blast is out back to dry section and reuses, and reduces steam consumption quantity, effectively reduces the energy consumption of smoked sheet multiple roasting machine.
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the dry lower air intake of tobacco sheet re-drying device of the present utility model district, dry upper air inlet district and cooling zone structural representation;
Fig. 2 is the cutaway view in the dry lower air intake of tobacco sheet re-drying device district;
Fig. 3 is the cutaway view in the dry upper air inlet of tobacco sheet re-drying device district;
Fig. 4 is tobacco sheet re-drying device moisture regain plot structure schematic diagram;
Fig. 5 is the cutaway view in tobacco sheet re-drying device moisture regain upper air inlet district;
Fig. 6 is the cutaway view of tobacco sheet re-drying device cooling zone.
Wherein:
1 dry lower air intake district, Room 11 first, Room 12 second, Room 13 the 3rd, 2 dry upper air inlet districts, 21 fourth ventricles, Room 22 the 5th, 3 cooling zones, 31 cold side casings, 32 cooling main boxes, 33 bispin centrifugal blowers, 4 moisture regain districts, 41 moisture regain upper air inlet districts, the lower air intake of 42 moisture regain district, 411 moisture regain upper air inlet side box bodies, 412 moisture regain upper air inlet main boxes, 43 axial flow blowers, 44 nozzles, 5 foraminous conveyers, 6 times air intake drying units, 61 times air inlet box bodies, 611 times inlet side casings, 612 times air intake main boxes, 64 pressure network bands, 7 upper air inlet drying units, 71 upper air inlet casings, 711 upper air inlet side box bodies, 712 upper air inlet main boxes, 8 thermal insulation boards, 48, 68, 78 air inlets, 35, 45, 65 humidity discharging mouths, 66, 76 heaters, 67, 77 centrifugal blowers, 34, 62, 72 wind deflectors.
Detailed description of the invention
As shown in Figure 1 and Figure 4, the utility model discloses a kind of tobacco sheet re-drying device, comprise the dry lower air intake district 1, dry upper air inlet district 2, cooling zone 3, the moisture regain district 4 that arrange successively, and successively through the foraminous conveyer 5 that is dried lower air intake district, dry upper air inlet district, cooling zone and moisture regain district, thermal insulation board 8, described thermal insulation board 8 is arranged between described dry lower air intake district 1, dry upper air inlet district 2, cooling zone 3 and moisture regain district 4, and described dry lower air intake district 1 is divided into at least two chambers, and/or described dry upper air inlet district 2 is divided into at least two chambers.On described thermal insulation board, be provided with the gap that supplies foraminous conveyer and material to pass through, foraminous conveyer 5 is by passing in this hole.
Described dry lower air intake district 1 is divided into the first Room 11, the second Room 12 and the 3rd Room 13 by thermal insulation board 8; Described dry upper air inlet district 2 is divided into the 3rd Room 21, fourth ventricle 22 by thermal insulation board 8.
In described the first Room 11, the second Room 12 and the 3rd Room 13, include two or more lower air intake drying units 6; Described fourth ventricle 21 and the 5th Room 22 comprise respectively at least one upper air inlet drying unit 7.
As above-described embodiment preferably, the casing one or both ends of each chamber of described lower air intake dry section and upper air inlet dry section are provided with groove, described groove comprises madial wall, lateral wall, described madial wall is packed in the close end of described cabinet wall, described lateral wall is arranged on the outside of described madial wall by bolt, described thermal insulation board is fixed between described madial wall and lateral wall.
As shown in Figure 4, moisture regain district preferably comprises moisture regain upper air inlet district 41 and the lower air intake of moisture regain district 42, and in each district, the aperture of air inlet 48 is less than the aperture of humidity discharging mouth 45, ensures back intertidal subnormal ambient.
Above-mentioned tobacco sheet re-drying device can be processed into constant temperature by the smoked sheet separating from offal, the material of constant humidity, it is dry by dry lower air intake district is carried out to the control of subregion temperature, the subregion of refinement dry section, improve the uniformity of wind field in dry section, as everyone knows, temperature control is the CCP in smoked sheet drying course, in prior art, smoked sheet drying process is extensive, adopt a district dry, in the horizontal extent that temperature in whole dry section maintains, temperature adjustment can not realize accurate control, material on foraminous conveyer can not be realized simultaneously synchronous dry, be unfavorable for the adjustment of smoked sheet moisture in follow-up moisture regain district simultaneously, by the control of many temperature of multi-region, make for the temperature control of every part in smoked sheet dry section more accurate, guarantee to dry rear smoked sheet moisture even.
As shown in Figure 2, in above-mentioned tobacco sheet re-drying device, described lower air intake drying unit 6 comprises lower air inlet box body 61, comprises lower inlet side casing 611 and lower air intake main box 612 in described casing 61;
In described lower air intake main box 612, comprise successively from the bottom to top wind deflector 62, foraminous conveyer 5 and pressure network band 64, and offer humidity discharging mouth 65 on lower air intake energy casing 61 sidewalls;
In described lower inlet side casing 611, heater 66 and centrifugal blower 67 are installed successively from top to bottom, the just air inlet to centrifugal blower 67 of one side of described heater 66, on lower air inlet box body 61 sidewalls relative with the opposite side of described heater 66, offer air inlet 68, the air outlet of described centrifugal blower is communicated to the wind deflector below of lower air intake main box 612;
Described centrifugal blower 67 is one or two, and when described centrifugal blower 67 is two, two centrifugal blowers 67 are placed in the below of heater 66 side by side.
By lower inlet side casing and lower air intake main box piecemeal are settled, for circulating fan single admission provides architecture basics, carry out even wind by wind deflector simultaneously, simultaneously by the adjustment to circulating fan frequency conversion, realize the adjustment to wind speed, ensure to carry on wire side the air intake of everywhere even, thereby ensured the uniformity of wind field, further guarantee to smoked sheet material all be dried.
As a kind of preferred embodiment of the utility model, described the first Room 11 comprises two lower air intake drying units 6 with two centrifugal blowers; Described the second Room 12 comprises that a lower air intake drying unit 6 with two centrifugal blowers and one have the lower air intake drying unit 6 of a centrifugal blower; Described the 3rd Room 13 comprises two lower air intake drying units 6 with a centrifugal blower.Experimental results show that this partitioned mode is convenient to the accurate control to dry lower air intake district temperature most, smoked sheet dry materials uniformity is better.
As shown in Figure 3, in tobacco sheet re-drying device provided by the utility model, described dry upper air inlet district 2 comprises fourth ventricle 21 and the 5th Room 22, and described fourth ventricle 21 and the 5th Room 22 at least comprise a upper air inlet drying unit 7.
As a kind of preferred embodiment of the present utility model, the upper air inlet drying unit 7 of above-mentioned tobacco sheet re-drying device comprises upper air inlet casing 71, comprises upper air inlet side box body 711 and upper air inlet main box 712 in described upper air inlet casing;
In described upper air inlet main box 712, comprise successively wind deflector 72, foraminous conveyer 5 from top to bottom, and on upper air inlet casing 71 sidewalls, offer humidity discharging mouth (not shown);
Centrifugal blower 77 and heater 76 are from top to bottom installed in described upper air inlet side box body 711 successively, the just air inlet to centrifugal blower 77 of one side of described heater 76, on upper air inlet casing 71 sidewalls relative with the opposite side of described heater 76, offer air inlet 78, the air outlet of described centrifugal blower 77 is communicated to wind deflector 72 tops of upper air inlet main box 712;
Described centrifugal blower 77 is one or two, and when described centrifugal blower 77 is two, two centrifugal blowers 77 are placed in the top of heater 76 side by side.
The above embodiments, to dry upper air inlet, district has also carried out the control of subregion temperature, has further ensured the uniformity of smoked sheet dry materials.
As a kind of preferred embodiment of the utility model, in each district of tobacco sheet re-drying device, maintain a negative pressure state, the aperture that concrete structure can be set to be greater than air inlet by the aperture of humidity discharging mouth in each district realizes, and the humidity discharging air capacity of guaranteeing humidity discharging mouth is greater than air inlet and enters air capacity and realize.Specific to dry upper air inlet district and dry lower air intake district, the aperture that need to be dried humidity discharging mouth in upper air inlet unit and dry lower air intake unit is set to be greater than the aperture of air inlet.
As preferably embodiment of one of the present utility model, described fourth ventricle 21 comprises that a upper air inlet drying unit 7 with two centrifugal blowers and one have the upper air inlet drying unit 7 of a centrifugal blower.Centrifuge number is selected to determine according to the volume of each unit, the upper air inlet drying unit of two centrifugal blowers of employing of the transmission net belt length of process in unit, foraminous conveyer is short, adopt the upper air inlet drying unit of a centrifugal blower, the centrifugal blower system of selection in dry lower air intake district is identical with upper air inlet district.
As preferably embodiment of one of the present utility model, the temperature of described the first Room is controlled at 60-80 DEG C; The temperature of described the second Room is controlled at 80-100 DEG C; The temperature of described the 3rd Room is controlled at 100-80 DEG C; The temperature of described fourth ventricle is controlled at 80-100 DEG C; The temperature of described the 5th Room is controlled at 100-60 DEG C.Adopt above-mentioned temperature control, can realize even that smoked sheet is dried, guarantee foraminous conveyer both sides and middle smoked sheet are all realized same being dried.
In the utility model, moisture regain district comprises moisture regain upper air inlet district and the lower air intake of moisture regain district, respectively from the above and below air intake of material, to the smoked sheet processing that gets damp again, the lower air intake of moisture regain upper air inlet district and moisture regain district principle is roughly the same, and internal structure is roughly the same, and wind field loop direction is contrary.
Fig. 5 is the sectional view of moisture regain of the present utility model district upper air inlet plot structure, as shown in the figure, a moisture regain unit in moisture regain upper air inlet district 41 comprises moisture regain upper air inlet side box body 411 and moisture regain upper air inlet main box 412, in described moisture regain upper air inlet side box body 411, be mounted with axial flow blower 43 and nozzle 44 from top to bottom, moisture regain district air inlet 48 is set below nozzle, air is entered by the district's air inlet 48 that gets damp again, after steam-water mixing nozzle and pure Steam Heating, bring moisture regain upper air inlet main box 412 into by axial flow blower 43, in moisture regain upper air inlet main box 412, foraminous conveyer 5 is installed, pass foraminous conveyer 5 from top to bottom through carbonated drink and the mixed air of pure Steam Heating, portion of air is arrived and is discharged by humidity discharging pipe, another part air continues to participate in circulation.Under moisture regain district, air intake district and upper air inlet plot structure are roughly the same, and difference is, is to pass from the bottom to top foraminous conveyer through carbonated drink and the mixed air of pure Steam Heating, completes moisture regain.
In above-described embodiment, moisture regain district adopts pure steam, high-pressure atomization water and steam water to mix and realizes heating, humidification, by adjusting pure steam jet size, adjust the output quantity of pure steam, and then temperature constant in control moisture regain district, by regulating the size of steam-water mixing nozzle, adjust the output quantity of high-pressure atomization water and steam water, the moisture of smoked sheet is accurately controlled.Further reduce the deviation of smoked sheet left, center, right moisture on foraminous conveyer, smoked sheet moisture, temperature fluctuation after minimizing redrying, and then meet the requirement of redrying process to moisture deviation, realize the processing that homogenizes to smoked sheet.
Fig. 6 is the cutaway view of the utility model tobacco sheet re-drying device cooling zone, as shown in the figure, a cooling unit in cooling zone comprises cold side casing 31 and cooling main box 32, in described cold side casing 31, bispin centrifugal blower 33 is installed, wind deflector 34 and foraminous conveyer 5 are from top to bottom installed in described main box 32 successively, air is brought into the top of wind deflector 34 by bispin centrifugal blower 33, through wind deflector 34 wind-guidings, make air evenly by each position of foraminous conveyer 5, carry out cooling to the material on foraminous conveyer 5, then enter in cold side casing 31 by the air outlet (not shown) of cooling main box 32, a part is delivered to humidity discharging mouth via the bispin centrifugal blower 33 in side box body, and be delivered to dry upper air inlet district or/and dry lower air intake district via moisture regain pipeline, as the wind regime of dry section, another part continues to participate in circulation.
The circulating fan single admission mode that cooling zone adopts, simultaneously by wind deflector and bispin centrifugal blower VFC, makes on foraminous conveyer each several part wind-engaging even.As a kind of preferred embodiment of the utility model, in above-described embodiment, the humidity discharging mouth 35 of described cooling zone 3 is communicated to dry upper air inlet district 1 or/and be dried the air inlet in lower air intake district 1, to realize hot blast recycling.By reclaiming the heated hot-air of getting rid of in cooling zone, enter dry section as dry section circulation wind regime and carry out post bake, can effectively reduce steam consumption quantity, reduce waste gas and the heat energy discharge capacity of cooling zone, further energy-conservation and protection of the environment simultaneously.
The tobacco sheet re-drying device that the utility model provides, by regulating dry section and cooling zone centrifugal blower frequency, intake, humidity discharging amount, it is even that air all can be realized wind field after by wind deflector, make to dry rear material moisture, temperature is even, again by adjusting get damp again district's axial flow blower and steam, water aperture, realize material on foraminous conveyer after dry, cooling, the moisture regain in each stage above, reach even processing, again utilize the heat energy of cooling zone, realize heat energy recovery and reduce toxic emission simultaneously.
Embodiment in above-described embodiment can further combine or replace; and embodiment is described preferred embodiment of the present utility model; not design of the present utility model and scope are limited; do not departing under the prerequisite of the utility model design philosophy; the various changes and modifications that in this area, professional and technical personnel makes the technical solution of the utility model, all belong to protection domain of the present utility model.
Claims (10)
1. a tobacco sheet re-drying device, comprise the dry lower air intake district, dry upper air inlet district, cooling zone, the moisture regain district that arrange successively, it is characterized in that, also comprise thermal insulation board, described thermal insulation board is arranged between described dry lower air intake district, dry upper air inlet district, cooling zone and moisture regain district, is provided with the gap that supplies foraminous conveyer and material to pass through on described thermal insulation board.
2. a kind of tobacco sheet re-drying device according to claim 1, it is characterized in that, in one at least described dry lower air intake district and dry upper air inlet district, be also provided with thermal insulation board, described thermal insulation board is distinguished described dry lower air intake to be slit at least two chambers, and/or described dry upper air inlet is distinguished and is slit at least two chambers, and each thermal insulation board is provided with the gap that supplies foraminous conveyer and material to pass through.
3. a kind of tobacco sheet re-drying device according to claim 2, it is characterized in that, described dry lower air intake district is divided into the first Room, the second Room and the 3rd Room by thermal insulation board, described dry upper air inlet district is divided into fourth ventricle and the 5th Room by thermal insulation board, and described the first Room, the second Room, the 3rd Room, fourth ventricle and the 5th Room are provided with temperature control equipment.
4. a kind of tobacco sheet re-drying device according to claim 2, is characterized in that, the casing one or both ends of each chamber of described lower air intake dry section and upper air inlet dry section are provided with groove, and described thermal insulation board is arranged in described groove.
5. a kind of tobacco sheet re-drying device according to claim 4, it is characterized in that, described groove comprises madial wall, lateral wall, described madial wall is packed in the close end of described cabinet wall, described lateral wall is arranged on the outside of described madial wall by bolt, described thermal insulation board is fixed between described madial wall and lateral wall.
6. a kind of tobacco sheet re-drying device according to claim 1, is characterized in that, the humidity discharging mouth of described cooling zone is communicated to dry upper air inlet district or/and the air inlet in dry lower air intake district.
7. a kind of tobacco sheet re-drying device according to claim 1, is characterized in that, also comprises the foraminous conveyer through dry lower air intake district, dry upper air inlet district, cooling zone and moisture regain district successively.
8. a kind of tobacco sheet re-drying device according to claim 3, it is characterized in that, described the first Room, the second Room and the 3rd Room comprise respectively two or more lower air intake drying units, and described fourth ventricle and the 5th Room comprise respectively at least one upper air inlet drying unit.
9. a kind of tobacco sheet re-drying device according to claim 8, is characterized in that, described lower air intake drying unit comprises the lower air inlet box body of both ends open, and lower inlet side casing and lower air intake main box in described lower air inlet box body;
The one or both ends of described lower air inlet box body offer the groove of settling thermal insulation board;
In described lower air intake main box, comprise successively from the bottom to top wind deflector, foraminous conveyer and pressure network band, and lower air intake main box top offers humidity discharging mouth;
In the casing of described lower inlet side, heater and centrifugal blower are installed successively from top to bottom, the just air inlet to centrifugal blower of a side of described heater, offers air inlet main box on the wall box relative with the opposite side of described heater;
10. a kind of tobacco sheet re-drying device according to claim 8, is characterized in that, described upper air inlet drying unit comprises the upper air inlet casing of both ends open, and upper air inlet side box body and upper air inlet main box in described upper air inlet casing;
The one or both ends of described upper air inlet casing offer the groove of settling thermal insulation board;
In described upper air inlet main box, comprise successively wind deflector, foraminous conveyer from top to bottom, and on upper air inlet wall box, offer humidity discharging mouth;
Centrifugal blower and heater are from top to bottom installed in described upper air inlet side box body successively, and the just air inlet to centrifugal blower of a side of described heater, offers air inlet on the wall box relative with the opposite side of described heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380369.5U CN203952385U (en) | 2014-07-10 | 2014-07-10 | A kind of tobacco sheet re-drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380369.5U CN203952385U (en) | 2014-07-10 | 2014-07-10 | A kind of tobacco sheet re-drying device |
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| Publication Number | Publication Date |
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| CN203952385U true CN203952385U (en) | 2014-11-26 |
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|---|---|---|---|
| CN201420380369.5U Expired - Lifetime CN203952385U (en) | 2014-07-10 | 2014-07-10 | A kind of tobacco sheet re-drying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106072747A (en) * | 2016-08-04 | 2016-11-09 | 福建中烟工业有限责任公司 | A kind of method improving redrying rear blade comprehensive quality |
-
2014
- 2014-07-10 CN CN201420380369.5U patent/CN203952385U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106072747A (en) * | 2016-08-04 | 2016-11-09 | 福建中烟工业有限责任公司 | A kind of method improving redrying rear blade comprehensive quality |
| CN106072747B (en) * | 2016-08-04 | 2018-03-27 | 福建中烟工业有限责任公司 | A kind of method for improving redrying rear blade comprehensive quality |
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Granted publication date: 20141126 |