CN214229821U

CN214229821U - Tobacco leaf curing barn

Info

Publication number: CN214229821U
Application number: CN202023247757.0U
Authority: CN
Inventors: 丁启华; 曾强; 吴敏; 孙植; 金辽
Original assignee: Fujian Shaowu Zhicheng Machinery Manufacturing Co ltd
Current assignee: Fujian Shaowu Zhicheng Machinery Manufacturing Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-09-21
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to the technical field of baking equipment, in particular to a tobacco leaf baking room, which comprises a heating room and a tobacco baking room, and comprises a heat insulation wall, a coal stove heating component, an external heating host, a blower and a gas delivery pipe; the utility model discloses a heating stove, including heating room and flue-cured tobacco, heat-insulating wall, forced draught blower, external heating host computer, coal stove heating element, air outlet end and ventilation gap, heat-insulating wall set up in between heating room and flue-cured tobacco between, be equipped with ventilation gap between heat-insulating wall's lower extreme and the ground, the upper end is provided with the backward flow mouth, the forced draught blower set up in the ventilation gap, the forced draught blower pass through the gas-supply pipe with external heating host computer is linked together, coal stove heating element includes the inlet end and gives vent to anger the end, give vent to anger the end with ventilation gap is linked together, the inlet end with the backward flow mouth is linked together. The utility model discloses effectively improve between the flue-cured tobacco interior hot air circulation and reduce the excessive dependence of tobacco flue-curing house to electric power.

Description

Tobacco leaf curing barn

Technical Field

The utility model relates to a baking equipment technical field, in particular to tobacco leaf curing barn.

Background

In the prior art, tobacco curing houses are mainly divided into two different hot air circulation modes, namely an air flow descending type hot air circulation mode and an air flow ascending type hot air circulation mode. In the air-flow-down type tobacco flue-curing barn, such as the tobacco flat-laying stacking type flue-curing barn disclosed in patent CN211960884, hot air is charged into the tobacco chamber from a hot air inlet arranged at the upper part of the heat insulation wall through a first power device, and the hot air in the tobacco chamber finally flows into the heating chamber again through a hot air return opening arranged at the lower part of the heat insulation wall to realize circulation of the hot air; an air-flow rising type tobacco curing barn, such as a multifunctional tobacco drying device disclosed in patent CN111920074A, hot air passes through an air inlet arranged at the upper end of a main partition board and an air outlet arranged at the lower end of the main partition board to realize circulation of the hot air. Compared with an airflow descending type tobacco curing house, the airflow ascending type tobacco curing house has the main advantages that hot air circulation can be more effectively carried out due to the nature of hot air, meanwhile, tobacco leaves can be completely cured more efficiently in the hot air circulation process, and the situation that the quality of the cured tobacco leaves is reduced due to overhigh temperature of the upper ends of the tobacco curing rooms and the lower ends of the tobacco curing rooms are too low due to overhigh temperature of the upper ends of the tobacco curing rooms caused by excessive accumulation of hot air is prevented, so that the tobacco leaves are not completely cured. However, in the prior art, the tobacco curing room depends on the power supply excessively, so that the tobacco curing is difficult to continue under the condition of power failure, and meanwhile, the problems of poor hot air circulation and the like exist when the traditional coal stove heater is used for curing.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problems that: provides a tobacco leaf curing barn with good hot air circulation effect and without depending on power supply excessively.

In order to solve the technical problem, the utility model discloses a technical scheme be: a tobacco leaf flue-curing house comprises a heating room and a flue-curing room, and also comprises a heat insulation wall, a coal stove heating component, an external heating main machine, a blower and a gas transmission pipe; the utility model discloses a heating stove, including heating room and flue-cured tobacco, heat-insulating wall, the upper end of heat-insulating wall and external heating host computer, the heat-insulating wall set up in between the heating room and between the flue-cured tobacco, be equipped with ventilation gap between the lower extreme of heat-insulating wall and the ground, the upper end is provided with the backward flow mouth, the forced draught blower set up in the ventilation gap, the forced draught blower pass through the gas-supply pipe with external heating host computer is linked together, coal stove heating element includes the inlet end and gives vent to anger the end, it is linked together with ventilation gap and forced draught blower respectively to give vent to anger the end, the inlet end with the backward flow mouth is linked together.

Wherein, the forced draught blower sets up to two at least.

Wherein the height of the ventilation gap is 38.5-41 cm.

Wherein the height of the ventilation gap is 38.5 cm.

Wherein, the coal stove heating component comprises a coal stove heater, a main air inlet fan and an air supply pipe;

the upper end of the heating chamber is provided with an air inlet, the main air inlet fan is arranged in the air inlet, and the main air inlet fan is communicated with the coal stove heater through an air supply pipe.

Wherein, the blower is electrically connected with the coal stove heating component.

Wherein, still include the hydrofuge mouth, the hydrofuge mouth is arranged in upper end between the flue-cured tobacco and is located directly over the backward flow mouth.

The beneficial effects of the utility model reside in that: cooperate with the excessive dependence of reduction tobacco flue-curing house to the power through the traditional coal stove heating element of sharing and electric heating element, simultaneously through giving vent to anger the end, the forced draught blower, the ventilation gap, backward flow mouth and inlet end communicate in proper order, in order to form tobacco leaf flue-curing house air current rising formula steam circulation, and then guarantee the steam normal cycle in flue-cured tobacco room under the outage state, and through setting up the forced draught blower in the ventilation gap in order to accelerate in external heating host computer and the coal stove heating element steam let in between the flue-cured tobacco, external heating host computer cooperatees with coal stove heating element simultaneously, the temperature in having effectively guaranteed between the flue-cured tobacco of each period of flue-cured tobacco accords with the production technology requirement.

Drawings

FIG. 1 is a schematic view of a tobacco flue-curing barn according to an embodiment of the present invention;

fig. 2 shows a cross-sectional view a-a in fig. 1.

Description of reference numerals: 1. a heating chamber; 2. a flue-cured tobacco room; 21. a moisture removal port; 22. a return port; 23. a heat insulation wall; 24. a ventilation gap; 3. a coal stove heating assembly; 31. a main air supply fan; 32. a coal stove heater; 4. an electrical heating assembly; 41. a blower; 42. and a heating host is arranged outside.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

The utility model discloses the most crucial design lies in: the air feeder is respectively communicated with the air outlet end of the coal stove heating component and the external heating host, and the air outlet end of the coal stove heating component is also communicated with the ventilation gap to ensure that the temperature in the tobacco curing room at each stage of tobacco curing meets the production process requirement and ensure the normal use of the tobacco curing room in the power-off state.

Referring to fig. 1 and 2, the present invention relates to a tobacco leaf flue-curing barn, which comprises a heating room 1 and a flue-curing room 2, and further comprises a heat insulation wall 23, a coal stove heating component 3, an external heating host 42, a blower 41 and a gas pipe; the utility model discloses a coal stove heating element, including coal stove heating element 3, heat-insulating wall 23 set up in between 2 between 1 and the flue-cured tobacco between the heating, be equipped with ventilation gap 24 between the lower extreme of heat-insulating wall 23 and the ground, the upper end is provided with backward flow mouth 22, forced draught blower 41 set up in the ventilation gap 24, forced draught blower 41 through the gas-supply pipe with external heating host computer 42 is linked together, coal stove heating element 3 includes the inlet end and gives vent to anger the end, it is linked together with ventilation gap 24 and forced draught blower 41 respectively to give vent to anger the end, the inlet end with backward flow mouth 22 is linked together.

Specifically, the utility model discloses a theory of operation does: when in use, the blower 41 is firstly arranged in the ventilation gap 24, the air supply port of the blower faces the flue-cured tobacco room 2, and the coal stove heating component 3 and the electric heating component 4 are respectively opened at the moment; wherein, the hot air of the coal stove heating component 3 is respectively sent into the flue-cured tobacco room 2 through the ventilation gap 24 and the blower 41, and the tobacco leaves in the flue-cured tobacco room 2 are baked, the hot air is lifted upwards due to the property and enters the air inlet end of the coal stove heating component 3 through the return opening 22 arranged at the upper end of the heat insulation wall 23, so as to realize the hot air circulation in the tobacco flue-cured room; meanwhile, in the tobacco leaf baking process, the external heating host 42 sucks in outside air and heats the air, and finally hot air is discharged into the tobacco leaf baking room 2 through the air conveying pipe and the blower 41 so as to control the temperature in the tobacco leaf baking room 2; when the electric heating component 4 stops operating in the power-off state, the coal stove heating component 3 continues to heat the tobacco curing room 2 at the moment, and hot air circulation in the tobacco curing room is realized through the return opening 22 and the ventilation gap 24.

From the above description, it can be seen that the excessive dependence of the tobacco flue-curing house on the power supply is reduced by using the conventional coal stove heating component 3 and the electric heating component 4 together, the air-flow-up type hot air circulation is adopted to ensure the normal circulation of the hot air in the tobacco flue-curing room 2 in the power-off state, and the air blower 41 is arranged in the ventilation gap 24 to accelerate the hot air in the external heating host 42 and the coal stove heating component 3 to enter the tobacco flue-curing room 2, so as to effectively ensure that the temperature in the tobacco flue-curing room 2 in each period of tobacco curing meets the production process requirements.

It should be noted that the external heating host 42 is an air conditioner external host.

Further, the number of the air blowers is at least two.

As can be seen from the above description, the air blowers 41 are selected according to the actual length of the ventilation gap 24, and are at least two and respectively disposed at two opposite sides of the length direction of the ventilation gap 24, so as to make the hot air diffusion in the tobacco flue-curing house more uniform, and at the same time, it is required to ensure that at least a certain gap exists between the air blower 41 and the adjacent air blower 41, i.e. the center of the ventilation gap 24, and the gap is connected with the air outlet end of the coal stove heating assembly 3, and the specific length of the gap is selected according to the air outlet efficiency of the actual coal stove heating assembly 3.

Further, the height of the ventilation gap 24 is 38.5-41 cm.

Preferably, the height of the ventilation gap 24 is 38.5 cm.

From the above description, by setting the height of the ventilation gap 24 to 38.5-41cm, preferably 38.5cm, it can be effectively prevented that the blower 41 is difficult to be installed properly due to the too small ventilation gap 24, and at the same time, the external heating host 42 is difficult to control the temperature in the flue-cured tobacco room 2 due to the too small ventilation gap 24 and the too large ventilation gap 24, and the temperature maintenance in the flue-cured tobacco room 2 is also influenced by the too large ventilation gap 24.

Further, the coal stove heating assembly 3 comprises a coal stove heater 32, a main air supply fan 31 and an air supply pipe; an air inlet is formed in the upper end of the heating room 1, the main air supply fan 31 is arranged in the air inlet, and the main air supply fan 31 is communicated with the coal stove heater 32 through an air supply pipe.

Further, the blower 41 is electrically connected to the coal stove heating unit 3.

As can be seen from the above description, the external air is fed into the coal stove heater 32 for heating through the main air supply fan 31 and the air feed pipe, and the hot air heated by the coal stove heater 32 is fed into the flue-cured tobacco room 2 through the ventilation gap 24 and the air blower 41, while the return port 22 is communicated with the air feed pipe, so as to realize the circulation of the hot air between the flue-cured tobacco room 2 and the coal stove heating assembly 3, and by electrically connecting each air blower 41 with the main air supply fan 31 in the coal stove heating assembly 3 to realize the synchronous opening and closing of the air blower 41 and the main air supply fan 31, the circulation of the hot air in the flue-cured tobacco room 2 in the non-operating state of the external heating main machine 42 is effectively maintained.

Further, still include moisture discharging port 21, moisture discharging port 21 is arranged in the upper end of 2 between the flue-cured tobacco and is located directly over return opening 22.

Preferably, an exhaust fan is disposed on the moisture exhaust port 21.

As can be seen from the above description, through the upper end between the flue-cured tobacco 2 and be located set up the hydrofuge mouth 21 directly over backward flow mouth 22 to through the exhaust fan with the flue-cured tobacco moisture in 2 discharges, with the humidity that the user of being convenient for in 2 controls between the flue-cured tobacco.

Referring to fig. 1 and 2, the first embodiment of the present invention is:

a tobacco leaf flue-curing house comprises a heating room 1, a flue-curing room 2, a heat insulation wall 23, a coal stove heating component 3 and an electric heating component 4; the heating room 1 and the flue-cured tobacco room 2 are divided by a heat insulation wall 23, a ventilation gap 24 is arranged between the bottom surface of the heat insulation wall 23 and the ground, the height of the ventilation gap 24 is 38.5cm, and a return opening 22 is arranged at the upper end of the heat insulation wall 23; the coal stove heating component 3 is arranged in the heating room 1, the coal stove heating component 3 comprises an air inlet end and an air outlet end, and the air inlet end of the coal stove heating component 3 is communicated with the return port 22; the electric heating assembly 4 comprises an external heating host 42, at least two blowers 41 and air pipes; external heating host computer 42 set up in the outside of 1 between the heating, every the forced draught blower 41 set gradually in on the length direction of ventilation gap 24, ventilation gap 24 communicates and regards with the end of giving vent to anger of coal stove heating element 3 the main air supply channel of coal stove heating element 3, every forced draught blower 41 respectively through the gas-supply pipe with the end of giving vent to anger of external heating host computer 42 and the end of giving vent to anger of coal stove heating element 3 communicate and conduct the supplementary air supply channel of coal stove heating element 3 still includes hydrofuge mouth 21, hydrofuge mouth 21 is arranged in 2's upper end between the flue-cured tobacco is located directly over return opening 22.

The coal stove heating component 3 comprises a coal stove heater 32, a main air inlet fan 31 and an air supply pipe; the upper end of the heating room 1 is provided with an air inlet, the main air supply fan 31 is arranged in the air inlet, and the air outlet end of the main air supply fan 31 is communicated with the air inlet end of the coal stove heater 32 through an air supply pipe. Each of the blowers 41 is electrically connected to the coal stove heating unit 3.

In conclusion, the traditional coal stove heating component and the electric heating component are used together to be matched so as to reduce the excessive dependence of the tobacco flue-curing house on the power supply, meanwhile, the air flow ascending type hot air circulation is adopted so as to ensure the normal circulation of the hot air in the tobacco flue-curing room 2 in the power-off state, and the plurality of air blowers 41 are arranged in the ventilation gap 24 so as to accelerate the hot air in the external heating host 42 and the coal stove heating component 3 to be introduced into the tobacco flue-curing room 2, so that the temperature in the tobacco flue-curing room 2 in each period of tobacco flue-curing is effectively ensured to meet the production process requirements; meanwhile, the blower 41 is electrically connected with the main air supply fan 31 to ensure that the hot air in the flue-cured tobacco room 2 can normally circulate in the non-operating state of the external heating host 42.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims

1. A tobacco leaf flue-curing house comprises a heating room and a flue-curing room, and is characterized by also comprising a heat insulation wall, a coal stove heating component, an external heating main machine, a blower and a gas transmission pipe; the utility model discloses a heating stove, including heating room and flue-cured tobacco, heat-insulating wall, the upper end of heat-insulating wall and external heating host computer, the heat-insulating wall set up in between the heating room and between the flue-cured tobacco, be equipped with ventilation gap between the lower extreme of heat-insulating wall and the ground, the upper end is provided with the backward flow mouth, the forced draught blower set up in the ventilation gap, the forced draught blower pass through the gas-supply pipe with external heating host computer is linked together, coal stove heating element includes the inlet end and gives vent to anger the end, it is linked together with ventilation gap and forced draught blower respectively to give vent to anger the end, the inlet end with the backward flow mouth is linked together.

2. The tobacco-curing barn of claim 1, wherein the air blowers are provided in at least two.

3. The tobacco-curing barn according to claim 1, wherein the ventilation gap has a height of 38.5-41 cm.

4. The tobacco-curing barn of claim 1, wherein the ventilation gap has a height of 38.5 cm.

5. The tobacco-curing barn of claim 1, wherein the coal-stove heating assembly comprises a coal-stove heater, a primary air supply fan and an air supply pipe;

6. The tobacco-curing barn of claim 1, wherein the blower is electrically connected to the coal stove heating assembly.

7. The tobacco leaf curing barn according to claim 1, further comprising a moisture removal opening, wherein the moisture removal opening is arranged at the upper end of the tobacco curing room and is positioned right above the return opening.