CN219556292U - Tobacco drying device - Google Patents

Abstract

The utility model provides a tobacco drying device, which relates to the technical field of drying equipment and comprises a tobacco baking chamber, a heat pump drying assembly and a solar drying assembly, wherein the heat pump drying assembly and the solar drying assembly provide high-temperature heat energy for the tobacco baking chamber, and a tail end heat source of the solar drying assembly is at least paved on the floor of the tobacco baking chamber. The utility model uses clean energy solar energy as an auxiliary heating source, and cooperates with the heat pump drying assembly to provide a high-temperature environment required by flue-cured tobacco, so that the problem that the heat pump drying assembly independently bears heat load and consumes a large amount of electric energy is avoided.

Description

Tobacco drying device

Technical Field

The utility model relates to the technical field of drying equipment, in particular to a tobacco drying device.

Background

Tobacco leaves, annual or limited perennial herbs, solanaceae plants, plants with glandular hair and stems 0.7-2 m high, unobvious petioles or wing-shaped petioles, conical inflorescences topped, calyx-shaped or cylindrical bell-shaped, corolla funnel-shaped, pink at the tail ends, and the tobacco leaves are required to be dried during production, and the tobacco leaves are formed into filaments, so that the tobacco leaves yellow and fragrant, and the subsequent production of cigarettes is facilitated, so that a tobacco drying device is required.

In the prior art, most of tobacco drying devices are GH-RPZ FVS/Nb series heat pump units, and the drying quality and the environmental protection performance of the heat pump flue-cured tobacco are better than those of traditional fire-cured tobacco, but the temperature is controlled by blowing hot air alone to ensure that the heat load of the heat pump is very large, more electric energy can be consumed when the temperature of a heating environment is high, and the energy cost is higher; the temperature and the humidity of the dried tobacco are uniformly distributed in space, and the single side of the GH-RPZ FVS/Nb series heat pump unit blows hot air, so that the tobacco is heated unevenly, and the internal temperature and the humidity have larger difference.

Therefore, how to overcome the problems of larger heat load and uneven heating of the tobacco caused by simply adopting the heat pump unit to dry the tobacco becomes a technical problem to be solved urgently by the person skilled in the art.

Disclosure of Invention

In view of the above, the present utility model aims to provide a tobacco drying device, so as to solve the technical problems of large heat load and uneven tobacco heating caused by simply adopting a heat pump unit to dry tobacco in the prior art. Preferred ones of the numerous technical solutions provided by the present utility model are explained in detail below.

In order to achieve the above purpose, the utility model provides a tobacco drying device, which comprises a tobacco baking chamber, a heat pump drying assembly and a solar drying assembly, wherein the heat pump drying assembly and the solar drying assembly provide high-temperature heat energy for the tobacco baking chamber, and a tail end heat source of the solar drying assembly is at least paved on the floor of the tobacco baking chamber.

According to an alternative embodiment, the terminal heat source of the solar drying assembly is floor heating.

According to an alternative embodiment, the floor heating is evenly laid on the ground of the tobacco flue-curing chamber.

According to an alternative embodiment, the solar drying assembly comprises a water storage tank, a circulating water pump, an electromagnetic valve and a solar heat collector which are sequentially communicated, wherein the solar heat collector is communicated with a water supply pipe of the floor heating, and a water outlet pipe of the floor heating is communicated with the water storage tank.

According to an alternative embodiment, the solar drying assembly comprises a photovoltaic power generation element which converts light energy into electrical energy and supplies power to the floor heating.

According to an alternative embodiment, the heat pump drying assembly comprises a heat pump inner machine and a heat pump outer machine which are connected with each other, the heat pump inner machine is arranged in the flue-curing chamber, and the heat pump outer machine is arranged outside the flue-curing chamber.

According to an alternative embodiment, the heat pump internal unit is an air source heat pump integrated internal unit.

According to an alternative embodiment, the heat pump external unit is an air source heat pump external unit.

According to an alternative embodiment, the outer machine shell of the heat pump outer machine is wrapped with cold storage materials for collecting cold energy released by the heat pump inner machine.

According to an alternative embodiment, the cold storage material is connected to a fan coil for utilizing the cold energy collected by the cold storage material.

According to an alternative embodiment, a humidity-discharging fan communicated with the outside is arranged on the side wall of the flue-cured tobacco chamber.

The tobacco drying device provided by the utility model has the following technical effects:

compared with the traditional flue-cured tobacco room in which the heat pump drying component is independently arranged, the tobacco drying device is additionally provided with the solar drying component, and the tail end heat source of the solar drying component is paved in the flue-cured tobacco room, namely clean energy solar energy is used as an auxiliary heating source, and the heat pump drying component is cooperated to provide a high-temperature environment required by flue-cured tobacco, so that the problems that the heat pump drying component independently bears heat load and consumes a large amount of electric energy are avoided.

In addition, because the terminal heat source of solar energy stoving subassembly is laid in the inside of roast tobacco chamber, compares with heat pump stoving subassembly in flue-cured tobacco chamber inside, and its air-out side is facing to a certain place of roast tobacco chamber, and the terminal heat source of solar energy stoving subassembly can dispel the heat to the flue-cured tobacco chamber in, makes the indoor temperature and humidity distribution of flue-cured tobacco more even, reaches the even purpose of being heated of tobacco to it is better to make flue-cured tobacco effect.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a tobacco drying device according to an embodiment of the present utility model.

Wherein, fig. 1:

1. a flue-curing chamber; 11. tobacco; 12. a moisture removal fan;

2. a heat pump drying assembly; 21. floor heating; 22. a water storage tank; 23. a circulating water pump; 24. an electromagnetic valve; 25. a solar collector;

3. a solar energy drying component; 31. an internal machine of the heat pump; 32. an external heat pump; 33. a cold storage material; 34. a fan coil.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

In the background art, most of tobacco drying devices in the prior art are GH-RPZ FVS/Nb series heat pump units, and the temperature is controlled by blowing hot air, so that the heat load of the heat pump is large, more electric energy can be consumed when the temperature of a heating environment is high, and the energy cost is high. In order to achieve the same drying effect and simultaneously reduce the heat load of a heat pump, the utility model provides a tobacco drying device, which has the following specific structure:

referring to fig. 1, the tobacco baking device comprises a tobacco baking chamber 1, a heat pump baking assembly 2 and a solar energy baking assembly 3, wherein the tobacco baking chamber 1 is used for storing tobacco 11, a tail end heat source of the heat pump baking assembly 2 and a tail end heat source of the solar energy baking assembly 3 are both arranged in the tobacco baking chamber 1, the tail end heat source of the solar energy baking assembly 3 is paved in the tobacco baking chamber 1, the tail end heat source of the solar energy baking assembly 3 and the tail end heat source of the heat pump baking assembly 2 are respectively independently used for supplying heat for the tobacco baking chamber 1, the two are used for cooperatively providing a high-temperature environment required by flue-cured tobacco, and the problems that the heat pump baking assembly 2 independently bears heat load and consumes a large amount of electric energy are avoided on the premise of guaranteeing the tobacco 11 baking effect.

The technical scheme of the utility model is described in detail below with reference to specific examples.

Example 1:

the tobacco drying device provided in this embodiment, see fig. 1, includes a flue-cured tobacco chamber 1, and the flue-cured tobacco chamber 1 can store tobacco 11, specifically, the tobacco 11 to be dried is suspended in the flue-cured tobacco chamber 1 and is divided into upper, middle and lower layers, so that heat in the flue-cured tobacco chamber 1 can be fully utilized, and the storage amount of the tobacco 11 can be increased.

The heat pump drying assembly 2 and the solar drying assembly 3 are further included, and specific structures of the solar drying assembly 3 and the heat pump drying assembly 2 are described in detail below.

The solar drying assembly 3, see fig. 1, comprises a water storage tank 22, a circulating water pump 23, an electromagnetic valve 24, a solar heat collector 25 and a floor heater 21 which are sequentially communicated, wherein the water storage tank 22, the circulating water pump 23, the electromagnetic valve 24, the solar heat collector 25 and the floor heater 21 form a closed-loop water flow circulation system, the solar heat collector 25 is communicated with a water supply pipe of the floor heater 21, and a water outlet pipe of the floor heater 21 is communicated with the water storage tank 22.

It should be noted that, the floor heating 21 is used as a terminal heat source to supply heat to the flue-cured tobacco chamber 1, the head end of the floor heating 21 is a water supply pipe, the terminal is a water outlet pipe, the most main part of the floor heating 21 is a floor heating pipeline, the floor heating pipeline is an important medium for hot water transmission of the floor heating 21 system, and the floor heating pipeline can be divided into: PE-RT pipe, PE-X pipe, PPR aluminum plastic pipe, etc. The floor heating pipes of the embodiment are uniformly laid on the ground of the flue-cured tobacco chamber 1, and the utility model is not limited to this as long as the floor heating pipes can be uniformly laid.

And the water storage tank 22 is communicated with a water outlet pipe of the floor heating 21, and the main function of the water storage tank is to supply water for a water circulation system.

The circulating water pump 23 and the electromagnetic valve 24 are used as common devices in the prior art, the circulating water pump 23 provides water flow pressure for the whole circulating system, and therefore the water flow of the floor heating 21 can be controlled by controlling the circulating water pump 23, and the electromagnetic valve 24 is used for timely controlling the opening and closing of the whole circulating system.

Solar collectors 25, which are also common instruments in the art, are devices that convert radiant energy of the sun into thermal energy. Because solar energy is relatively diffuse, it must be managed to be concentrated, and therefore, collectors are a critical part of a variety of solar devices.

The heat pump drying assembly 2, see fig. 1, the heat pump drying assembly 2 includes a heat pump inner machine 31 and a heat pump outer machine 32 which are connected with each other, the heat pump inner machine 31 is installed in the flue-cured tobacco chamber 1, the heat pump outer machine 32 is installed outside the flue-cured tobacco chamber 1, the heat pump inner machine 31 is an air source heat pump integrated inner machine, the heat pump outer machine 32 is an air source heat pump outer machine 32, the air source heat pump integrated inner machine and the air source heat pump outer machine 32 of the embodiment belong to a GH-RPZ FVS/Nb series heat pump unit, wherein the air source heat pump integrated inner machine is used as a tail end heat source of the heat pump drying assembly 2, and the air source heat pump integrated inner machine adjusts the temperature and the humidity in the flue-cured tobacco chamber 1 by blowing hot air and brings fresh air.

The air source heat pump integrated internal machine provided with the fresh air valve has 10-gear proportion adjustment, humidity control can reach accuracy +/-0.5 ℃, a double-variable-frequency compressor is arranged, and temperature control can reach accuracy +/-0.5 ℃.

The air source heat pump forming the heat pump drying assembly 2 is still a main temperature and humidity control instrument, but the operation load is reduced compared with the original operation load under the cooperation of the solar floor heating 21, and the air source heat pump is also beneficial to the air source heat pump.

The tobacco drying device of this embodiment utilizes clean energy solar energy, strengthens the feature of environmental protection, and the warm 21 can also make the temperature distribution of roast tobacco chamber 1 more even simultaneously, because roast tobacco chamber 1 is with the upper and lower three-layer of hanging of tobacco leaf to the interior front and back of roast tobacco chamber 1 is still divided, so temperature evenly distributed is favorable to the uniformity and the homogeneity of upper and lower three-layer tobacco leaf and interior front and back tobacco leaf stoving of flue-cured tobacco chamber 1.

The specific process is as follows:

(1) Sunlight irradiates on the solar heat collector 25, the solar heat collector 25 converts light energy into heat energy, and water in the solar heat collector 25 absorbs the heat energy and becomes hot water;

(2) The hot water is introduced into the floor heating 21 in the tobacco flue-curing chamber 1 to heat the floor in the tobacco flue-curing chamber 1.

The tobacco drying device of this embodiment directly converts solar energy into heat energy, and photovoltaic power generation needs to convert solar energy into electric energy first, and electric energy is converting into heat energy, and this kind of embodiment needs to be equipped with more equipment, and the cost consumption is great, and the solar energy stoving subassembly 3 that adopts in the tobacco drying device of this embodiment, and the cost consumption is less.

Example 2:

in this embodiment, based on embodiment 1, as shown in fig. 1, further, a cold storage material 33 is wrapped on an outer casing of an air source heat pump outer machine 32 (using a large specific heat capacity of the material, or generating a phase change, having a small temperature rise and a small energy loss after absorbing cold energy), the cold storage material 33 is used for collecting cold energy released by the air source heat pump, and the cold storage material 33 is further connected with a fan coil 34 applied to a central air conditioner to provide cold energy for the fan coil 34.

The condensing side of the air source heat pump in this embodiment dries the tobacco 11, so the heat required by the tobacco 11 is high, and the heating capacity is high, so the cooling capacity released by the evaporating side is also high, and the cooling capacity is collected by using the cold storage material 33 instead of being wasted, so that the energy is utilized, and the air source heat pump is a reasonable energy-saving mode.

The cold accumulation material 33 releases the collected cold energy to the fan coil 34, so that the indoor cooling of the living house can be realized, and the energy utilization is very suitable and feasible and energy-saving in some areas with long summer and long year-round heat.

Example 3:

in this embodiment, as shown in fig. 1, on the basis of embodiment 2, further, a humidity-discharging fan 12 is disposed on a side wall of the flue-cured tobacco chamber 1, the humidity-discharging fan 12 is communicated with the outside, and an area with a higher requirement on the humidity-discharging speed can be actively dehumidified by installing the humidity-discharging fan 12.

Example 4:

in this embodiment, on the basis of example 1, the energy supply unit of the solar drying assembly is replaced by a photovoltaic power generation element, the photovoltaic power generation element is directly connected with the ground heating, the photovoltaic power generation element converts light energy into electric energy, and then supplies power to the ground heating, so that heating of flowing media (water) in the ground heating is realized, and therefore, even heat is supplied to the flue-cured tobacco room, but more equipment is required to be equipped in the photovoltaic power generation embodiment, but the solar ground heating is only an auxiliary heating system, and the cost consumption caused by the solar ground heating is possibly greater than the generated benefit.

In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (8)

1. The tobacco drying device is characterized by comprising a tobacco baking chamber, a heat pump drying assembly and a solar drying assembly, wherein the heat pump drying assembly and the solar drying assembly provide high-temperature heat energy for the tobacco baking chamber, and a tail end heat source of the solar drying assembly is at least paved on the floor of the tobacco baking chamber;

the tail end heat source of the solar drying assembly is floor heating;

the floor heating is uniformly laid on the ground of the tobacco flue-curing chamber;

the solar drying assembly comprises a water storage tank, a circulating water pump, an electromagnetic valve and a solar heat collector which are sequentially communicated, the solar heat collector is communicated with a water supply pipe of the floor heating, and a water outlet pipe of the floor heating is communicated with the water storage tank.

2. The tobacco drying apparatus of claim 1, wherein the solar drying assembly includes a photovoltaic power generation element that converts light energy into electrical energy and provides power to the floor heating.

3. A tobacco drying apparatus according to claim 1 or claim 2, wherein the heat pump drying assembly comprises an inner heat pump and an outer heat pump which are connected to each other, the heat pump drying assembly having an end heat source which is the inner heat pump, the inner heat pump being mounted in the flue-curing chamber and the outer heat pump being mounted outside the flue-curing chamber.

4. A tobacco drying apparatus according to claim 3, wherein the heat pump internal machine is an air source heat pump integrated internal machine.

5. A tobacco drying apparatus according to claim 3, wherein the heat pump external machine is an air source heat pump external machine.

6. A tobacco drying apparatus according to claim 3, wherein the outer casing of the heat pump outer casing is wrapped with a cold storage material for collecting cold released by the heat pump inner casing.

7. The tobacco drying apparatus of claim 6, wherein a fan coil is connected to the cold storage material for utilizing the cold energy collected by the cold storage material.

8. The tobacco drying apparatus according to any one of claims 4 to 7, wherein a moisture exhausting fan communicated with the outside is provided on a side wall of the flue-cured tobacco chamber.