CN214316982U

CN214316982U - Baking device for striking-green tobacco leaves in mature period

Info

Publication number: CN214316982U
Application number: CN202022875995.XU
Authority: CN
Inventors: 童文杰; 陈�峰; 刘忠华; 王津军; 祝明亮; 封幸兵; 张龙; 王皓; 张晗; 李庆鹏; 周彬; 李卫; 邓小鹏; 马二登; 李军营; 姜永雷; 黄飞燕; 余磊
Original assignee: Kunming University; Yunnan Academy of Tobacco Agricultural Sciences
Current assignee: Kunming University; Yunnan Academy of Tobacco Agricultural Sciences
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-10-01
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a baking equipment of tobacco leaf that turns green in maturity, a serial communication port, include: a baking device and a control device; the baking device comprises a baking room, a tobacco drying rack, a temperature and humidity sensor, a shutter, a heat pump heater, a fan and a humidifier; the control device comprises a case, a display, an operation button, a switch, a temperature selection button, a humidity selection button, an integrated circuit board, a singlechip and a digital-to-analog converter; the utility model discloses can be when accomplishing that the tobacco leaf that turns green toasts at the fixed temperature of automatic timing, fully hydrofuge and moisturizing improve the quality of toasting of the tobacco leaf that turns green.

Description

Baking device for striking-green tobacco leaves in mature period

Technical Field

The utility model relates to a tobacco leaf is adopted and is baked technical field, concretely relates to baking equipment of return green tobacco leaf of maturity phase.

Background

The green-returning tobacco is the phenomenon that tobacco leaves which are mature or nearly mature in the field obviously turn green and tender after experiencing long-time rainy and little-sunshine weather, and lose the original mature characteristics; the reason for causing the green returning of the tobacco leaves is mainly related to the nitrogen reabsorption of tobacco plants, and under the general condition, the nitrogen absorption and utilization of the tobacco plants reach peak values before and after budding, then the nitrogen absorption and utilization are obviously reduced, and the tobacco leaves are gradually mature. Due to uneven distribution of factors such as drought, precipitation, illumination and the like during the growth period of the flue-cured tobacco, great difference exists in the supply and utilization of fertilizers in the soil; in the harvesting and baking season, if the residual nitrogen in the soil is more, the moisture and the temperature of the soil are favorable for the growth of tobacco leaves in continuous rainy days, the green turning phenomenon of the tobacco leaves is easy to occur, and the phenomenon is represented by the height of tobacco plants, the thickness of the tobacco leaves, dark green leaf color, green and late maturity, difficult yellowing and the like; after the tobacco leaves are turned green, the tobacco leaves are difficult to enter a normal mature state in a short time, and at the moment, if green ribs are easily baked and ash is hung during green robbing, picking and baking, the quality of the tobacco leaves is adversely affected, and the normal seeding of next-stubble crops can be delayed due to the extension of the growth period;

the green-turned tobacco leaves have high moisture content, and a high dry-bulb temperature and a low wet-bulb temperature are set during baking, and the time of the earlier stage of color fixation is prolonged as much as possible so as to fully eliminate moisture; if the temperature rise is faster and higher in the early stage, the tobacco leaves which are difficult to dehydrate are easily scalded, and the technical key of the flue-curing of the green-turned tobacco leaves is 'yellowing at high temperature, fixing color at low temperature, and yellowing and color-changing at the same time'; traditional manual tobacco leaf baking mode, the quality of the flue-cured tobacco leaf is guaranteed very much, therefore, a baking equipment to the flue-cured tobacco leaf can accomplish backflow gas heating hydrofuge or humidification, guarantees the quality of each stage of flue-cured tobacco leaf, accomplishes real time monitoring humiture simultaneously, controls each stage humiture, and whole journey can not need the manual control, and device automatic control humiture accomplishes to use manpower sparingly and time energy cost.

SUMMERY OF THE UTILITY MODEL

The utility model provides a baking device for the green-turned tobacco leaves in the mature period, which can automatically and regularly bake the green-turned tobacco leaves at a fixed temperature, fully eliminate moisture and supplement moisture, and improve the baking quality of the green-turned tobacco leaves;

in order to achieve the purpose, the technical scheme adopted by the utility model is a baking device for the green-turned tobacco leaves in the mature period, which comprises a baking device and a control device; the baking device comprises a baking room, a tobacco drying rack, a temperature and humidity sensor, a shutter, a heat pump heater, a fan and a humidifier; the control device comprises a case, a display, an operation button, a switch, a temperature selection button, a humidity selection button, an integrated circuit board, a singlechip and a digital-to-analog converter; the control device of the curing device for the green-turned tobacco leaves in the mature period is arranged outside the curing barn and is connected with a temperature and humidity sensor, a shutter, a heat pump heater, a fan and a humidifier in the curing device through a power supply;

furthermore, the baking device baking room is divided into a baking room and an equipment room, the upper end of the tobacco drying rack is connected to the top of the baking room, a shutter is connected to the wall on one side of the lower end of the baking room, the bottom of the baking room is connected with a temperature and humidity sensor, a heat pump heating device is arranged in the equipment room, a heating port of the heat pump heating device is connected to an air inlet of a fan through a guide pipe, an air outlet of the fan is connected to the bottom end of the other side of the baking room through a guide pipe and is in the same straight line with the shutter, and a humidifier is connected to a guide pipe of the air outlet of the fan;

furthermore, the control device is connected with a display, an operation button, a switch, a temperature selection button and a humidity selection button in front of the machine box; the integrated circuit board is arranged in the case, the single chip microcomputer and the digital-to-analog converter are connected to the integrated circuit board, the signal amplifying circuit and the A/D conversion circuit are arranged on the integrated circuit board, a data extraction program, a timing program and a control program are arranged in the single chip microcomputer, the signal amplifying circuit on the integrated circuit board is connected to the A/D conversion circuit, the A/D conversion circuit is connected to the single chip microcomputer, and the single chip microcomputer is connected to the digital-to-analog converter, the heat pump heating device, the fan and the humidifying device.

The utility model has the advantages that:

1. according to the baking device for the striking-green tobacco leaves in the mature period, the temperature in the baking room is balanced through gas backflow heating and humidification, the baking temperature and humidity of each tobacco leaf are guaranteed, and the backflow gas dehumidifying effect is better during dehumidifying;

2. according to the curing device for the striking root tobacco leaves in the mature period, the device controls the temperature and the humidity required by each stage, so that the striking root tobacco leaves are cured at a fixed temperature and a fixed humidity in a fixed period, and the curing quality of the tobacco leaves is better;

3. the curing device for the green-turned tobacco leaves in the mature period monitors the temperature and the humidity in the curing barn in real time, so that a user can conveniently adjust the temperature and the humidity according to the real-time temperature and humidity, and the curing quality of the green-turned tobacco leaves is ensured;

4. the curing device for the green-turned tobacco leaves in the mature period can automatically control the curing in the whole process, can also be manually operated, achieves the full-automatic curing of the green-turned tobacco leaves, and saves the time cost and the energy for manually curing the tobacco leaves.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view showing a construction of a flue-curing apparatus for flue-cured tobacco leaves in a mature period;

FIG. 2 is a schematic view showing the construction of a control device for a curing device for flue-cured tobacco leaves in a mature period;

FIG. 3 is a schematic view of a system topology of a curing apparatus for flue-cured tobacco leaves in a mature period;

in the drawings, the components represented by the respective reference numerals are listed below:

1-baking device, 101-baking house, 102-tobacco airing rack, 103-temperature and humidity sensor, 104-shutter, 105-heat pump heating device, 106-fan, 107-humidifier, 2-control device, 201-cabinet, 202-display, 203-operation button, 204-switch, 205-temperature selection button, 206-humidity selection button, 207-integrated circuit board, 208-single chip microcomputer and 209-digital-to-analog converter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1 to 3, a baking apparatus for flue-cured tobacco leaves in a mature period is characterized by comprising a baking apparatus 1, a control apparatus 2; the baking device comprises a baking room 101, a tobacco airing frame 102, a temperature and humidity sensor 103, a shutter 104, a heat pump heater 105, a fan 106 and a humidifier 107; the control device 2 comprises a case 201, a display 202, an operation button 203, a switch 204, a temperature selection button 205, a humidity selection button 206, an integrated circuit board 207, a singlechip 208 and a digital-to-analog converter 209; the baking device control device 2 for the mature green-turned tobacco leaves is arranged outside a baking room and is connected with a temperature and humidity sensor 103, a shutter 104, a heat pump heater 105, a fan 106 and a humidifier 107 in the baking device 1 through a power supply;

the baking room 101 of the baking device 1 is divided into a baking room and an equipment room, the upper end of a tobacco drying frame 102 is connected to the top of the baking room 102, a louver 104 is connected to the wall on one side of the lower end of the baking room, a temperature and humidity sensor 103 is connected to the bottom of the baking room, a heat pump heating device 105 is arranged in the equipment room, a heating port of the heat pump heating device 105 is connected to an air inlet of a fan 106 through a guide pipe, an air outlet of the fan 106 is connected to the bottom end of the other side of the baking room through a guide pipe and is on the same straight line with the louver 104, and a humidifier 107 is connected to a guide pipe of an air outlet of the fan; the fan 106 brings heat generated by the heat pump heating device 105 into the curing barn through air flow to form backflow, so that the temperature in the curing barn 1 is raised to heat tobacco leaves, the shutter 104 is used for dehumidifying and ventilating in the curing barn, the temperature and humidity sensor 103 is used for monitoring the temperature and humidity in the curing barn, and the humidifier 107 is used for moisturizing when the humidity in the curing barn 101 is insufficient;

the control device 2 is used for controlling the operation of equipment in the curing barn 101 and monitoring the temperature and humidity conditions in the curing barn 101; a display 202, an operation button 203, a switch 204, a temperature selection button 205 and a humidity selection button 206 are connected to the front of the case 201; an integrated circuit board 207 is arranged in the case 201, a single chip microcomputer 208 and a digital-to-analog converter 209 are connected to the integrated circuit board 207, a signal amplification circuit and an A/D conversion circuit are arranged on the integrated circuit board 207, a data extraction program, a timing program and a control program are arranged in the single chip microcomputer 208, the signal amplification circuit on the integrated circuit board 207 is connected to the A/D conversion circuit, the A/D conversion circuit is connected to the single chip microcomputer, the single chip microcomputer 208 is connected to the digital-to-analog converter 209, the heat pump heating device 105, the fan 106 and the humidifying device 107, and the digital-to-analog converter 209 is connected to the display 202;

the specific operation mode and the realization principle are as follows:

the baking device for the green-turned tobacco leaves in the mature period realizes the principle that the baking process of the green-turned tobacco leaves comprises the following steps: in the preheating stage, the dry and wet balls are kept at the temperature of 36 ℃/34-35 ℃, and the tobacco leaves are changed to be yellow at the leaf tip; in the yellowing stage, the dry and wet balls are 38 ℃/36-37 ℃, and the change target of the tobacco leaves is that most leaves turn yellow and are soft; in the withering stage, the dry and wet balls are 40 ℃/36-37 ℃, and the tobacco leaves are changed to basically yellow and fully soften; in the full-yellow stage, the dry and wet balls are dried at the temperature of 42 ℃/36-37 ℃, and the tobacco leaves are changed to have yellow green ribs and withered and tip-hooked targets; the branch vein turns yellow, the dry and wet balls are kept at the temperature of 45 ℃/36-37 ℃, and the tobacco leaves are changed to yellow pieces, yellow ribs and turned edges; in the leaf drying stage, the dry and wet balls are at 54 ℃/38-39 ℃, and the tobacco leaves are changed into big reels; in the stem drying stage, the dry and wet balls are dried at the temperature of 58-60 ℃/39-40 ℃, and the tobacco leaves are dried by 1/3 or more according to the change target of main veins; raising the dry humidity by 68 ℃/40-41 ℃, completely drying the tobacco ribs, and finishing baking;

according to the required conditions of each stage of the green-returning tobacco leaves, the single chip microcomputer 208 controls the heat pump heating device 105, the fan 106 and the humidifying device 107 to provide required temperature and humidity for the baking room, the temperature and humidity sensor 103 can monitor real-time temperature and humidity in the baking room, if the humidity is too high, the control device can open the shutter 104 to enable backflow air flow in the baking room 101 to remove the moisture from the shutter, and if the humidity is too low, the humidifier 107 is opened to supplement the moisture in the baking room, so that the temperature and the humidity of each baking stage are controlled through the single chip microcomputer 208 in the control device 2, and the baking of the green-returning tobacco leaves achieves the best quality.

In summary, the baking device for the flue-cured tobacco leaves in the mature period has the advantages that the temperature in the baking room is balanced through gas backflow heating and humidification, the baking temperature and humidity of each tobacco leaf are guaranteed, and the backflow gas has a better dehumidification effect during dehumidification;

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A baking device for striking tobacco leaves in a mature period is characterized by comprising: a baking device and a control device; the baking device comprises a baking room, a tobacco drying rack, a temperature and humidity sensor, a shutter, a heat pump heater, a fan and a humidifier; the control device comprises a case, a display, an operation button, a switch, a temperature selection button, a humidity selection button, an integrated circuit board, a singlechip and a digital-to-analog converter; the control device of the curing device for the green-turned tobacco leaves in the mature period is arranged outside the curing barn and is connected with a temperature and humidity sensor, a shutter, a heat pump heater, a fan and a humidifier in the curing device through a power supply.

2. The curing device for the flue-cured tobacco leaves in the mature period as claimed in claim 1, wherein the curing device is divided into a curing room and an equipment room, the upper end of the tobacco drying rack is connected to the top of the curing room, one side wall of the lower end of the curing room is connected with a shutter, the bottom of the curing room is connected with a temperature and humidity sensor, a heat pump heating device is arranged in the equipment room, a heating port of the heat pump heating device is connected to an air inlet of a fan through a guide pipe, an air outlet of the fan is connected to the bottom of the other side of the curing room through a guide pipe and is in the same straight line with the shutter, and a humidifier is connected to the guide pipe of the air outlet of the fan.

3. The curing apparatus for the flue-cured tobacco leaves in the mature period according to claim 1, wherein the control device is connected with a display, an operation button, a switch, a temperature selection button and a humidity selection button on the front of the machine case; the integrated circuit board is arranged in the case, the single chip microcomputer and the digital-to-analog converter are connected to the integrated circuit board, the signal amplifying circuit and the A/D conversion circuit are arranged on the integrated circuit board, a data extraction program, a timing program and a control program are arranged in the single chip microcomputer, the signal amplifying circuit on the integrated circuit board is connected to the A/D conversion circuit, the A/D conversion circuit is connected to the single chip microcomputer, and the single chip microcomputer is connected to the digital-to-analog converter, the heat pump heating device, the fan and the humidifying device.