CN216493447U

CN216493447U - Opening-closing integrated air source heat pump tobacco leaf dryer

Info

Publication number: CN216493447U
Application number: CN202122797776.9U
Authority: CN
Inventors: 董建军; 蔡成旺; 张雪峰; 陈玮云; 叶蕾蕾
Original assignee: Yuxi Xintianli Agricultural Equipment Manufacturing Co ltd
Current assignee: Yuxi Xintianli Agricultural Equipment Manufacturing Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-13
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses an opening and closing integrated air source heat pump tobacco leaf dryer which comprises an air source heat pump and a tobacco containing chamber, wherein the air source heat pump is connected with the tobacco containing chamber through a heat insulation plate, and the air source heat pump comprises a shell. The utility model has the advantages that: in the tobacco leaf baking process, two baking modes are realized through the control module: the tobacco leaf drying device has the advantages that the problem that tobacco leaves are moldy and go bad due to the fact that dehumidification cannot be met by single closed type drying is solved by freely switching the baking modes, the baking risk is reduced, the structure is compact, and the design is reasonable.

Description

Opening-closing integrated air source heat pump tobacco leaf dryer

Technical Field

The utility model relates to the technical field of drying equipment, in particular to a tobacco leaf drying machine with an air source heat pump and an opening and closing integrated function.

Background

The tobacco leaf baking is a crucial step in tobacco curing and is a key factor for the quality of tobacco. The existing tobacco baking process mostly adopts independent open baking or closed baking. After the unit breaks down, cause great economic loss, there are many-sided problems in single stoving mode, and the actual effect of toasting is not good, toasts with high costs. When the independent open type baking is adopted, the wet hot gas in the baking room is directly discharged out of the baking room, so that the temperature loss and the heat loss in the baking room are large, the energy consumption of equipment is increased, the loss of volatile substances is large, and the quality of tobacco leaves is reduced. When adopting independent closed to toast, the stoving later stage, humidity reduces in the baking house, and the latent heat that the condensation produced is less and less, and the baking house temperature can't be invariable, needs the power consumption to assist and provides heat energy. Meanwhile, when a large amount of moisture is required to be removed, the moisture removal requirement is difficult to meet only by closed type moisture removal. Therefore, it is necessary to design a drying apparatus with an integrated opening and closing function, which can freely switch the baking modes according to the requirements of the tobacco baking process and the baking habits of tobacco growers, further improve the internal quality and the drying efficiency of the baked tobacco leaves, and reduce the energy consumption.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provides the opening-closing integrated air source heat pump tobacco leaf dryer which is reasonable in design and compact in structure.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a tobacco leaf drying machine with an air source heat pump and an opening and closing integrated type air source heat pump comprises an air source heat pump and a tobacco containing chamber, wherein the air source heat pump is connected with the tobacco containing chamber through a heat insulation plate, the air source heat pump comprises a shell, an outer circulating fan is arranged on one side, far away from the tobacco containing chamber, of the shell, an evaporator is arranged on one side, close to the outer circulating fan, of the shell, a partition plate is arranged on one side, far away from the outer circulating fan, of the evaporator in the shell, a dehumidifying fan is arranged on the partition plate, a compressor is arranged between the evaporator and the partition plate at the bottom of the shell, the dehumidifying fan enables space on two sides of the partition plate to be communicated, a condenser and a control module are arranged on one side, far away from the dehumidifying fan, of the partition plate in the shell, a dehumidifying evaporator and a heat exchange core body are arranged below the condenser, and a water receiving disc is arranged at the bottom end of the dehumidifying evaporator, the bottom of casing be equipped with the drain pipe in the bottom of water collector, water collector and drain pipe UNICOM, the casing on with be equipped with outer circulating fan one side relative one side on be equipped with electronic new air door, the below of electronic new air door be equipped with the return air inlet between casing and dress smoke chamber, the top of casing be equipped with inner circulating fan in the top of condenser, inner circulating fan on be equipped with air outlet and dress smoke chamber UNICOM, the dress smoke chamber in be equipped with temperature and humidity sensor, control module passing signal line be connected with compressor, outer circulating fan, inner circulating fan, electronic new air door, dehumidification fan, dehumidification evaporimeter and temperature and humidity sensor respectively.

As an improvement, the evaporator is arranged opposite to the moisture exhaust fan.

As an improvement, the heat exchange core is a cross-flow type heat exchanger.

As an improvement, the control module automatically controls open-type or closed-type baking according to signals of the temperature and humidity sensor.

Compared with the prior art, the utility model has the advantages that: in the tobacco leaf baking process, two baking modes are realized through the control module: the tobacco leaf drying device has the advantages that the problem that tobacco leaves are moldy and go bad due to the fact that dehumidification cannot be met by single closed type drying is solved by freely switching the baking modes, the baking risk is reduced, the structure is compact, and the design is reasonable.

Drawings

FIG. 1 is a schematic structural diagram of an air source heat pump of an opening and closing integrated air source heat pump tobacco dryer of the present invention.

FIG. 2 is a schematic structural diagram of an opening and closing integrated air source heat pump tobacco dryer of the present invention.

FIG. 3 is a schematic diagram of the closed type baking operation of the opening and closing integrated air source heat pump tobacco dryer of the present invention.

As shown in the figure: 1. a control module; 2. an external circulation fan; 3. a moisture removal fan; 4. an evaporator; 5. a drain pipe; 6. a compressor; 7. a dehumidification evaporator; 8. a water pan; 9. a heat exchange core; 10. a condenser; 11. an electric new damper; 12. an air outlet; 13. an internal circulation fan; 14. an air return opening; 15. an air source heat pump; 16. a tobacco loading chamber; 17. a housing; 18. a partition plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawings 1-3, the opening and closing integrated air source heat pump tobacco leaf dryer comprises an air source heat pump 15 and a tobacco containing chamber 16, wherein the air source heat pump 15 and the tobacco containing chamber 16 are connected through a heat insulation board, the air source heat pump 15 comprises a shell 17, an outer circulating fan 2 is arranged on one side, away from the tobacco containing chamber 16, of the shell 17, an evaporator 4 is arranged on one side, close to the outer circulating fan 2, of the shell 17, a partition plate 18 is arranged on one side, away from the outer circulating fan 2, of the evaporator 4 in the shell 17, a moisture exhaust fan 3 is arranged on the partition plate 18, a compressor 6 is arranged between the evaporator 4 and the partition plate 18 at the bottom of the shell 17, the moisture exhaust fan 3 enables space on two sides of the partition plate 18 to be communicated, a condenser 10 and a control module 1 are arranged on one side, away from the moisture exhaust fan 3, of the partition plate 18 in the shell 17, condenser 10's below be equipped with dehumidification evaporimeter 7 and heat exchange core 9, the bottom of dehumidification evaporimeter 7 be equipped with water collector 8, casing 17's bottom be equipped with drain pipe 5 in water collector 8's bottom, water collector 8 and drain pipe 5 UNICOM, casing 17 on with be equipped with outer circulating fan 2 one side relative one side on be equipped with electronic new air door 11, electronic new air door 11's below be equipped with return air inlet 14 between casing 17 and dress smoke chamber 16, casing 17's top be equipped with inner circulating fan 13 in condenser 10's top, inner circulating fan 13 on be equipped with air outlet 12 and dress smoke chamber 16 UNICOM, dress smoke chamber 16 in be equipped with temperature and humidity sensor, control module 1 pass through the signal line respectively with compressor 6, outer circulating fan 2, inner circulating fan 13, electronic new air door 11, The dehumidifying fan 3, the dehumidifying evaporator 7 and the temperature and humidity sensor are connected.

The evaporator 4 is arranged opposite to the moisture exhaust fan 3.

The heat exchange core body 9 is a cross-flow type heat exchanger.

The control module 1 automatically controls open-type or closed-type baking according to signals of the temperature and humidity sensor.

When the utility model is implemented specifically, the dehumidification evaporator 7 is respectively connected with a water receiving disc 8 and an air return port 14, the condenser 10 is connected with the dehumidification evaporator 7 and an external circulation fan 13, the air outlet 12 is connected with a smoke containing chamber 16, the heat exchange core 9 is connected with the air return port 14, the evaporator 4 is connected with the dehumidification fan 3 and the external circulation fan 2, the compressor 6 is connected with the evaporator 4, the condenser 10 and the dehumidification evaporator 7, and the control module 1 is connected with the compressor 6, the external circulation fan 2, the internal circulation fan 13, the electric fresh air door 11, the dehumidification fan 3, the dehumidification evaporator 7 and a temperature and humidity sensor.

The working principle of the utility model is as follows: after the tobacco leaves are put into the tobacco filling chamber, the required temperature of the drying room in the earlier stage is low, the humidity is high, the moisture removal amount is small, according to the baking process, the electric fresh air door and the moisture removal fan are controlled to be closed by the control module, closed baking is formed, latent heat generated by a small amount of dehumidification is carried out by utilizing heat generated by the tobacco leaves and a dehumidification evaporator and a condenser arranged in an air source heat pump, the temperature and the humidity of the drying room are constant, the drying room is in the middle and later stages, according to the baking process, the temperature is required to be increased and a large amount of dehumidification is carried out, the electric fresh air door and the moisture removal fan are opened, an open structure is formed, heating and moisture removal are carried out, and rapid drying of the tobacco leaves is realized.

The temperature and humidity signals are transmitted to the control module through the temperature and humidity sensor in the tobacco containing chamber in the two modes, the control module intelligently controls the switching of the two modes according to the process parameter setting of different stages of tobacco leaf drying, the drying quality of tobacco leaves is effectively improved, and the energy conservation and emission reduction of tobacco leaf drying are also realized.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an opening and closing integral type air source heat pump tobacco leaf drying-machine, includes air source heat pump (15) and dress cigarette room (16), its characterized in that: the air source heat pump (15) is connected with the tobacco containing chamber (16) through a heat insulation plate, the air source heat pump (15) comprises a shell (17), an outer circulating fan (2) is arranged on one side, far away from the tobacco containing chamber (16), of the shell (17), an evaporator (4) is arranged on one side, close to the outer circulating fan (2), of the shell (17), a partition plate (18) is arranged on one side, far away from the outer circulating fan (2), of the evaporator (4) of the shell (17), a dehumidifying fan (3) is arranged on the partition plate (18), a compressor (6) is arranged between the evaporator (4) and the partition plate (18) at the bottom of the shell (17), the dehumidifying fan (3) enables spaces on two sides of the partition plate (18) to be communicated, a condenser (10) and a control module (1) are arranged on one side, far away from the dehumidifying fan (3), of the partition plate (18) of the shell (17), the condenser (10) below be equipped with dehumidification evaporimeter (7) and heat exchange core (9), the bottom of dehumidification evaporimeter (7) be equipped with water collector (8), the bottom of casing (17) be equipped with drain pipe (5) in the bottom of water collector (8), water collector (8) and drain pipe (5) UNICOM, casing (17) on with be equipped with outer circulating fan (2) one side relative one side and be equipped with electronic new air door (11), the below of electronic new air door (11) be equipped with return air inlet (14) between casing (17) and dress smoke chamber (16), the top of casing (17) be equipped with inner circulating fan (13) in the top of condenser (10), inner circulating fan (13) on be equipped with air outlet (12) and dress smoke chamber (16) UNICOM, dress smoke chamber (16) in be equipped with temperature and humidity sensor, the control module (1) is respectively connected with the compressor (6), the outer circulating fan (2), the inner circulating fan (13), the electric fresh air door (11), the dehumidifying fan (3), the dehumidifying evaporator (7) and the temperature and humidity sensor through signal lines.

2. The opening and closing integrated air source heat pump tobacco leaf dryer of claim 1, characterized in that: the evaporator (4) is arranged opposite to the moisture exhaust fan (3).

3. The opening and closing integrated air source heat pump tobacco leaf dryer of claim 1, characterized in that: the heat exchange core (9) is a cross-flow heat exchanger.

4. The opening and closing integrated air source heat pump tobacco leaf dryer of claim 1, characterized in that: the control module (1) automatically controls open-type or closed-type baking according to signals of the temperature and humidity sensor.