CN215649191U - Novel tobacco tunnel type low-temperature drying device - Google Patents
Novel tobacco tunnel type low-temperature drying device Download PDFInfo
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- CN215649191U CN215649191U CN202121456689.0U CN202121456689U CN215649191U CN 215649191 U CN215649191 U CN 215649191U CN 202121456689 U CN202121456689 U CN 202121456689U CN 215649191 U CN215649191 U CN 215649191U
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- 238000001035 drying Methods 0.000 title claims abstract description 132
- 241000208125 Nicotiana Species 0.000 title claims abstract description 70
- 235000002637 Nicotiana tabacum Nutrition 0.000 title claims abstract description 70
- 239000000463 material Substances 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 abstract description 16
- 235000011187 glycerol Nutrition 0.000 abstract description 8
- 238000004939 coking Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 235000019504 cigarettes Nutrition 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003906 humectant Substances 0.000 description 1
- -1 intensifier Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000000704 physical effect Effects 0.000 description 1
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- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of tobacco processing, and particularly relates to a novel tunnel type low-temperature tobacco drying device. The tobacco leaf drying device comprises at least three drying components, wherein each drying component comprises an oven for baking tobacco leaves, and the drying components are mutually connected in series through the ovens to form a high-temperature drying area, a medium-temperature drying area and a low-temperature drying area; the drying oven also comprises a conveying device arranged in the drying oven and an air supply system for supplying hot air to the drying oven. According to the utility model, the high-temperature drying area, the medium-temperature drying area and the low-temperature drying area are formed by designing the drying assembly, the tobacco sheets are subjected to graded drying treatment, different drying temperatures are set for the tobacco sheets with different water contents, the drying efficiency is ensured, and meanwhile, the problems of coking, glycerin loss and the like of the tobacco sheets can be prevented.
Description
Technical Field
The utility model belongs to the technical field of tobacco processing, and particularly relates to a novel tunnel type low-temperature tobacco drying device.
Background
The reconstituted tobacco is also called as tobacco sheet, and refers to a sheet-shaped or filiform regenerated product prepared by utilizing substances such as waste tobacco stems, tobacco powder, broken tobacco pieces and the like in the cigarette processing process and used as cigarette filler. Proper reconstituted tobacco is added into the cigarette, so that on one hand, the raw material of the tobacco can be saved to the maximum extent, and the cost of the cigarette is effectively reduced; on the other hand, the physical properties and chemical components of the cigarette can be adjusted and covered according to the will or requirements of people to a certain extent, thereby being beneficial to improving the internal quality of the cigarette and being an important technical measure for reducing the harmful components of the tobacco. The tobacco sheet is produced through crushing tobacco powder, stalk and other tobacco material, mixing with adhesive, intensifier, humectant, water and other material in certain proportion, stirring to form loose aggregate, rolling into sheet, drying and cutting into shape. In the processing of the tobacco sheets, due to the high content of additives such as glycerin and the like in the tobacco sheets, the problems of poor forming integrity, coking damage, glycerin and other substance loss and the like of the tobacco sheets are easily caused by overhigh temperature in the drying process, and the product quality is seriously influenced.
In order to solve the above problems, patent document CN103727760A provides an integrated tunnel dryer for reconstituted tobacco, which comprises at least two layers of drying boxes, wherein each drying box comprises a low-temperature drying box and a high-temperature drying box, and a cooling oven is arranged behind the high-temperature drying box; the low-temperature drying box body comprises a low-temperature upper box body, a low-temperature lower box body and a low-temperature air nozzle; the high-temperature drying box body comprises a high-temperature upper box body, a high-temperature lower box body and a high-temperature air nozzle; each layer of drying box body is formed by arranging a plurality of pairs of upper box bodies and lower box bodies which are mutually separated in sequence; the cooling oven comprises an upper cooling box body, a lower cooling box body and a cooling air nozzle, the cooling oven is formed by sequentially arranging a plurality of pairs of upper box bodies and lower box bodies which are separated from each other, and a moisture regaining device is arranged in the first pair of oven bodies. The reconstituted tobacco integrated tunnel dryer is complex in structure, free of a gas circulation device and large in energy consumption during use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and provides a novel tunnel type low-temperature tobacco drying device which can solve the problems that substances such as glycerin and the like are easy to coke, glycerin is easy to lose, the product quality is low and the like in the drying process of tobacco sheets.
The technical scheme for solving the problems is that the novel tunnel type low-temperature tobacco drying device comprises at least three drying assemblies, wherein each drying assembly comprises an oven for baking tobacco leaves, and the drying assemblies are mutually connected in series through the ovens to form a high-temperature drying area, a medium-temperature drying area and a low-temperature drying area; the drying oven also comprises a conveying device arranged in the drying oven and an air supply system for supplying hot air to the drying oven.
According to the utility model, the high-temperature drying area, the medium-temperature drying area and the low-temperature drying area are formed by designing the drying assembly, the tobacco sheets are subjected to graded drying treatment, different drying temperatures are set for the tobacco sheets with different water contents, the drying efficiency is ensured, and meanwhile, the problems of coking, glycerin loss and the like of the tobacco sheets can be prevented.
For convenience of transportation, it is preferable that the high-temperature drying zone, the medium-temperature drying zone and the low-temperature drying zone are arranged in sequence, and the tobacco leaves are conveyed in from the high-temperature drying zone and conveyed out from the low-temperature drying zone through the conveying device.
Preferably, the air supply system comprises a conveying pipeline connected with the oven, and the conveying pipeline comprises an air inlet pipe for feeding hot air into the oven, an air return pipe for recycling the used hot air, and a moisture exhaust pipe for exhausting moisture generated during material drying.
In order to facilitate monitoring of the drying temperature in each oven and timely adjustment of the drying temperature to ensure the drying quality of the tobacco sheets, preferably, the air inlet pipe is provided with a temperature sensor for monitoring the temperature of air in the air inlet pipe.
Preferably, the air inlet pipe comprises a first connecting part provided with an air heater and a second connecting part connected with the oven, the second connecting part is provided with an air supply nozzle, and the air supply nozzle is arranged in the oven.
In order to dry the tobacco sheets more fully and improve the drying efficiency, as a preferred embodiment of the utility model, the conveying device comprises a mesh belt for conveying materials, the air supply nozzle comprises an upper air supply nozzle and a lower air supply nozzle which are arranged oppositely, and the mesh belt is arranged between the upper air supply nozzle and the lower air supply nozzle, so that the two sides of the tobacco sheets can be heated by hot air simultaneously.
As utility model preferably, the return air pipe include with the first link that air heater connects, and with the second link that the oven is connected, arrange the damp pipe with second link intercommunication, hot-air after the use by the second link discharges, and partly passes through the return air pipe gets into air heater cyclic utilization, and another part is discharged by arranging the damp pipe, reduces the moisture in the hot-air after using, guarantees the dryness fraction of the hot-air of reutilization.
In order to ensure that most of the used hot air can enter the air return pipe for secondary utilization and a small part of the used hot air is discharged from the moisture discharge pipe, the air supply system preferably comprises a first fan connected with the air return pipe and a second fan connected with the moisture discharge pipe, the air return pipe is provided with an air supply opening communicated with external air, the air supply opening is far away from the air heater relative to the first fan, and the control of the flow direction and the flow rate of the hot air can be realized by adjusting the power of the first fan and the second fan.
Preferably, the conveying device further comprises a tensioning device, the tensioning device comprises a guide roller and a tensioning roller, the guide roller and the tensioning roller are respectively abutted against two opposite surfaces of the mesh belt so as to enable the mesh belt to be of a fold line type, and the tensioning roller can move along the conveying direction of the mesh belt to tension the mesh belt.
In order to prevent the oven from dissipating heat too fast and consuming energy too much, it is preferable that the oven is provided with an insulating layer on the outside.
The utility model has the advantages of
1. Through design stoving subassembly, carry out hierarchical drying process to tobacco sheet, adopt different stoving temperatures to the tobacco sheet of different water content, guarantee oven-dry mass, prevent that coking, glycerine from running off the scheduling problem from appearing in the tobacco sheet.
2. The air supply system is designed, so that the temperature in different drying areas can be independently regulated, and the accurate control is ensured; meanwhile, the used hot air is recycled, so that energy is saved.
3. By designing the tensioning device, the mesh belt for conveying the tobacco sheets is ensured to be kept in a tensioning state, and the conveying efficiency is ensured.
Drawings
FIG. 1 is a front view of a novel tunnel-type low-temperature tobacco drying device;
FIG. 2 is a top view of a novel tunnel-type low-temperature tobacco drying device;
FIG. 3 is a side view of a novel tunnel type low temperature drying device for tobacco;
FIG. 4 is a schematic diagram of a three-dimensional structure of a drying assembly 1;
FIG. 5 is a schematic diagram of a three-dimensional structure of the drying assembly 2;
in the figure: 1. a drying assembly; 11. an oven; 2. a high temperature drying zone; 3. a medium-temperature drying zone; 4. a low temperature drying zone; 5. an air supply system; 51. a delivery conduit; 511. an air inlet pipe; 5111. a first connection portion; 5112. a second connecting portion; 5113. an air supply nozzle; 5114. an upper air supply nozzle; 5115. a lower air supply nozzle; 512. a return air duct; 5121. a first connection end; 5122. a second connection end; 5123. an air supply opening; 513. a moisture discharge pipe; 52. a temperature sensor; 53. an air heater; 54. a first fan; 55. a second fan; 6. a conveying device; 61. a mesh belt; 62. a tensioning device; 621. a guide roller; 622. and (5) tensioning the rollers.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
A novel tunnel type low-temperature tobacco drying device is shown in figures 1-3 and comprises at least three drying assemblies 1, wherein each drying assembly 1 comprises an oven 11 for baking tobacco leaves, a heat-insulating layer is arranged outside each oven 11, and the drying assemblies 1 are mutually connected in series through the ovens 11 to form a high-temperature drying area 2, a medium-temperature drying area 3 and a low-temperature drying area 4; the drying oven further comprises a conveying device 6 arranged inside the drying oven 11 and an air supply system 5 for supplying hot air to the drying oven 11. The high-temperature drying area 2, the medium-temperature drying area 3 and the low-temperature drying area 4 are sequentially arranged, and the tobacco leaves are conveyed in from the high-temperature drying area 2 through the conveying device 6 and conveyed out from the low-temperature drying area 4.
In this embodiment, the oven 11 is a rectangular parallelepiped structure, which is hollow and has two unsealed ends, and two openings at two ends of the box body are used for connecting other ovens 11. Wherein, oven 11 is formed by the steel sheet welding, and the outside cladding has the heat preservation cotton to reduce oven 11 and external heat exchange, the energy saving. Wherein, two adjacent ovens 11 are connected through a frame.
In this embodiment, each drying area may be formed by one oven 11, or may be formed by connecting a plurality of ovens 11, and may be adjusted according to the drying time required by the tobacco sheets in each drying area; when the conveying speed of the conveyor 6 is constant, the number of ovens 11 can be increased in the drying zone requiring a longer drying time, so as to increase the conveying distance and prolong the drying time of the tobacco sheets in the drying zone.
In the embodiment, the drying temperature of the high-temperature drying zone 2 is not higher than 120 ℃ so as to rapidly heat the sheet with higher moisture content and accelerate the drying efficiency, and when the moisture content of the tobacco sheet is reduced to 16%, the tobacco sheet is conveyed to the medium-temperature drying zone 3 by the conveying device 6; the drying temperature of the medium-temperature drying zone 3 is not higher than 105 ℃ so as to prevent the thin slices from being coked and damaged, and when the moisture content of the thin slices is reduced to 10 percent, the thin slices are conveyed to the low-temperature drying zone 4 by a conveying device 6; the drying temperature part of the low-temperature drying area 4 is higher than about 95 ℃, so that substances such as glycerin in the tobacco sheets are prevented from losing, and when the moisture content of the tobacco sheets is reduced to 7%, the drying process of the tobacco sheets is completed and the tobacco sheets are conveyed out from the low-temperature drying area 4.
As shown in fig. 4 to 5, the air supply system 5 includes a conveying pipeline 51 connected to the oven 11, and the conveying pipeline 51 includes an air inlet pipe 511 for feeding hot air into the oven 11, an air return pipe 512 for recycling the used hot air, and a moisture exhaust pipe 513 for exhausting moisture generated during drying the material; the air inlet pipe 511 is provided with a temperature sensor 52 for monitoring the temperature of air in the air inlet pipe 511; the air inlet pipe 511 comprises a first connecting part 5111 provided with an air heater 53 and a second connecting part 5112 connected with the oven 11, the second connecting part 5112 is provided with an air supply nozzle 5113, and the air supply nozzle 5113 is arranged inside the oven 11; the conveying device 6 comprises a mesh belt 61 for conveying materials, the air supply nozzle 5113 comprises an upper air supply nozzle 5114 and a lower air supply nozzle 5115 which are oppositely arranged, and the mesh belt 61 is arranged between the upper air supply nozzle 5114 and the lower air supply nozzle 5115; the air return pipe 512 comprises a first connecting end 5121 connected with the air heater 53 and a second connecting end 5122 connected with the oven 11, and the moisture discharge pipe 513 is communicated with the second connecting end 5122; air supply system 5 still include with first fan 54 that return air pipe 512 is connected, and with second fan 55 that row's damp pipe 513 is connected, return air pipe 512 is equipped with the moisturizing mouth 5123 with outside air intercommunication, moisturizing mouth 5123 is relative first fan 54 is kept away from air heater 53.
In this embodiment, each oven 11 is provided with a separate air supply system 5, so as to accurately regulate and control the temperature in the oven 11. Wherein, the air inlet pipe 511 is provided with a temperature sensor 52 to monitor the temperature of the hot air entering the oven 11, and when the temperature is too high or too low, the drying temperature in the oven 11 can be controlled by adjusting the air heater 53, so as to ensure the drying quality.
In this embodiment, the oven 11 is provided with two air inlets and one air outlet, the second connecting portion 5112 of the air inlet pipe 511 is a three-way pipe, and two pipe orifices thereof are respectively connected with the two air inlets and extend into the oven 11, so that the air blowing nozzle 5113 is opposite to the mesh belt 61 of the conveying device 6; the second connection end 5122 of the air return pipe 512 is also a three-way pipe, one pipe orifice is connected with the air outlet of the oven 11, and the other pipe orifice is connected with the moisture exhaust pipe 513, so that the hot air used in the oven 11 can be recycled.
In the present embodiment, the air heater 53 is a commercially available device capable of heating air, and may be a pipe type electric air heater, a fin heat exchanger, or the like.
In the present embodiment, the first fan 54 and the second fan 55 are both commercially available fans, which can suck, compress, and discharge air, and the power of the first fan 54 and the second fan 55 is adjustable.
The cycle of the gas supply system 5 is as follows: the air entering from the air supply opening 5123 of the air return pipe 512 and the used hot air discharged from the oven 11 and entering the air return pipe 512 enter the air heater 53 together for heating, the heated hot air enters the air inlet pipe 511 and is introduced into the oven 11 through the air inlet pipe 511, part of the used hot air is discharged from the moisture exhaust pipe 513, and part of the used hot air enters the air return pipe 512 for secondary utilization.
As shown in fig. 1, the conveying device 6 further includes a tensioning device 62, the tensioning device 62 includes a guide roller 621 and a tension roller 622, the guide roller 621 and the tension roller 622 are respectively abutted against two opposite surfaces of the mesh belt 61 to make the mesh belt 61 take a zigzag shape, and the tension roller 622 is movable in the conveying direction of the mesh belt 61 to tension the mesh belt 61.
In this embodiment, the mesh belt 61 is a teflon mesh belt commonly used in the market, and the surface is provided with uniform meshes to ensure that both sides of the tobacco sheet can be uniformly dried at the same time.
In the present embodiment, both the tension roller 622 and the guide roller 621 are disposed parallel to the conveying surface of the mesh belt 61 and below the mesh belt 61. The tension roller 622 is located between the mesh belt 61 and the guide roller 621, and is driven by an air cylinder to move in the conveying direction of the mesh belt 61 to tension the mesh belt 61.
The above-described aspects may be implemented individually or in various combinations, and such variations are within the scope of the present invention.
It should be noted that, in the description of the present application, it should be noted that the terms "upper end", "lower end" and "bottom end" indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which the product of the application is usually placed in when the product of the application is used, and are only for convenience of describing the present application and simplifying the description, but do not indicate or imply that the device referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present application. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a novel tobacco tunnel type low temperature drying device which characterized in that: the tobacco leaf drying device comprises at least three drying assemblies (1), wherein each drying assembly (1) comprises an oven (11) for baking tobacco leaves, and the drying assemblies (1) are mutually connected in series through the ovens (11) to form a high-temperature drying area (2), a medium-temperature drying area (3) and a low-temperature drying area (4); the drying oven further comprises a conveying device (6) arranged inside the drying oven (11) and an air supply system (5) for supplying hot air to the drying oven (11).
2. The novel tunnel type low-temperature tobacco drying device according to claim 1, characterized in that: the high-temperature drying area (2), the medium-temperature drying area (3) and the low-temperature drying area (4) are sequentially arranged, and the tobacco leaves are transmitted into the high-temperature drying area (2) and transmitted out of the low-temperature drying area (4) through the conveying device (6).
3. The novel tunnel type low-temperature tobacco drying device according to claim 1, characterized in that: air supply system (5) including with pipeline (51) that oven (11) are connected, pipeline (51) are including sending into hot-air intake pipe (511) of oven (11), return air pipe (512) that the hot-air recovery after will using recycles to reach the exhaust damp pipe (513) of the steam that produces when will dry the material.
4. The novel tunnel type low-temperature tobacco drying device according to claim 3, characterized in that: the air inlet pipe (511) is provided with a temperature sensor (52) used for monitoring the temperature of air in the air inlet pipe (511).
5. The novel tunnel type low-temperature tobacco drying device according to claim 4, characterized in that: the air inlet pipe (511) comprises a first connecting portion (5111) provided with an air heater (53) and a second connecting portion (5112) connected with the oven (11), the second connecting portion (5112) is provided with an air supply nozzle (5113), and the air supply nozzle (5113) is arranged inside the oven (11).
6. The novel tunnel type low-temperature tobacco drying device according to claim 5, characterized in that: the conveying device (6) comprises a mesh belt (61) used for conveying materials, the air supply nozzle (5113) comprises an upper air supply nozzle (5114) and a lower air supply nozzle (5115) which are arranged oppositely, and the mesh belt (61) is arranged between the upper air supply nozzle (5114) and the lower air supply nozzle (5115).
7. The novel tunnel type low-temperature tobacco drying device according to claim 5, characterized in that: the air return pipe (512) comprises a first connecting end (5121) connected with the air heater (53) and a second connecting end (5122) connected with the oven (11), and the moisture discharge pipe (513) is communicated with the second connecting end (5122).
8. The novel tunnel type low-temperature tobacco drying device according to claim 5, characterized in that: air supply system (5) still include with first fan (54) that return air pipe (512) are connected, and with second fan (55) that row damp pipe (513) are connected, return air pipe (512) are equipped with mends wind gap (5123) with the outside air intercommunication, mend wind gap (5123) is relative first fan (54) is kept away from air heater (53).
9. The novel tunnel type low-temperature tobacco drying device according to claim 6, characterized in that: conveyor (6) still includes overspeed device tensioner (62), overspeed device tensioner (62) include guide roll (621) and tensioning roller (622), guide roll (621) and tensioning roller (622) respectively with guipure (61) two opposite sides butt, so that guipure (61) are broken line type, tensioning roller (622) can be followed guipure (61) direction of delivery motion is with the tensioning guipure (61).
10. The novel tunnel type low-temperature tobacco drying device according to claim 1, characterized in that: and a heat-insulating layer is arranged outside the oven (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121456689.0U CN215649191U (en) | 2021-06-29 | 2021-06-29 | Novel tobacco tunnel type low-temperature drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121456689.0U CN215649191U (en) | 2021-06-29 | 2021-06-29 | Novel tobacco tunnel type low-temperature drying device |
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| CN215649191U true CN215649191U (en) | 2022-01-28 |
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| CN202121456689.0U Active CN215649191U (en) | 2021-06-29 | 2021-06-29 | Novel tobacco tunnel type low-temperature drying device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113747803A (en) * | 2019-04-03 | 2021-12-03 | 日本烟草国际股份有限公司 | Method and system for treating tobacco |
| CN115371399A (en) * | 2022-10-25 | 2022-11-22 | 昆明旭邦机械有限公司 | Thin sheet mesh belt drying equipment |
| CN117563996A (en) * | 2023-11-08 | 2024-02-20 | 佛山市瑞丰恒业机械有限公司 | Battery case cleaning system |
-
2021
- 2021-06-29 CN CN202121456689.0U patent/CN215649191U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113747803A (en) * | 2019-04-03 | 2021-12-03 | 日本烟草国际股份有限公司 | Method and system for treating tobacco |
| CN115371399A (en) * | 2022-10-25 | 2022-11-22 | 昆明旭邦机械有限公司 | Thin sheet mesh belt drying equipment |
| CN117563996A (en) * | 2023-11-08 | 2024-02-20 | 佛山市瑞丰恒业机械有限公司 | Battery case cleaning system |
| CN117563996B (en) * | 2023-11-08 | 2024-06-25 | 佛山市瑞丰恒业机械有限公司 | Battery case cleaning system |
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