CN217005278U

CN217005278U - Tea drying hot blast stove capable of improving heat utilization rate

Info

Publication number: CN217005278U
Application number: CN202123395098.XU
Authority: CN
Inventors: 张财生; 范建明
Original assignee: Fujian Wuyishan Yongxing Machinery Manufacturing Co ltd
Current assignee: Fujian Wuyishan Yongxing Machinery Manufacturing Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-19
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a hot blast stove for drying tea leaves, which improves the heat utilization rate and comprises a heating inner container, a hot blast shell sleeved outside the heating inner container and a hot blast cavity arranged between the hot blast shell and the heating inner container and used for heating air; the method is characterized in that: a plurality of side air partition plates for dividing the air entering the hot air cavity into a plurality of strands are fixed on the outer side of the heating inner container; a plurality of top air partition plates are fixed at the top end of the heating inner container; and a plurality of heating pipes inserted into the heating inner container are also fixed at the top end of the heating inner container.

Description

Tea leaf drying hot blast stove capable of improving heat utilization rate

Technical Field

The utility model relates to the technical field of tea winnowing, in particular to a hot blast stove for drying tea, which can improve the heat utilization rate.

Background

Tea has the history of thousand years in china, receive liking of people, improve along with people's standard of living, the demand of tea increases the consumer day by day also improves day by day to the quality requirement of tea, in tea processing procedure, it is an indispensable process to the baking of tea, tea need use hot-blast at the in-process that cures, hot-blast production need be used the hot-blast furnace and heat the air, current hot-blast furnace air is big strand entering hot-blast furnace again and goes out, its heat utilization ratio is lower.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide the hot blast stove for drying the tea leaves, which is used for improving the heat utilization rate, so as to solve the problems.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a hot blast stove for drying tea leaves, which improves the heat utilization rate, and comprises a heating inner container, a hot blast shell sleeved outside the heating inner container, and a hot blast cavity arranged between the hot blast shell and the heating inner container and used for heating air; the method is characterized in that: a plurality of lateral air dividing plates for dividing the air entering the hot air cavity into a plurality of strands are fixed on the outer side of the heating inner container; a plurality of top air partition plates are fixed at the top end of the heating inner container; and a plurality of heating pipes inserted into the heating inner container are also fixed at the top end of the heating inner container.

Further, an air inlet is formed in the side face of the hot air shell; an air outlet pipe is arranged at the top end of the hot air shell.

Furthermore, a plurality of smoke exhaust pipes which penetrate through the hot air shell to exhaust smoke are fixed at the top end of the heating inner container.

Furthermore, a fuel port for filling fuel into the heating inner container through the hot air shell is also arranged on the heating inner container; and a fuel door for closing the fuel opening is hinged on the fuel opening.

Furthermore, an ash discharge plate for discharging waste materials generated by combustion is fixed at the lower end of the heating inner container.

Furthermore, the side air partition plate and the top air partition plate are of an integral structure.

The beneficial effects of the utility model are as follows:

a hot-blast stove for drying tea leaves and improving the heat utilization rate is characterized in that fuel is combusted in a heating inner container, heat is transferred to a side air partition plate and a top air partition plate, and when air enters a hot-blast cavity, the air is divided into a plurality of strands of thin flows by the side air partition plate and the top air partition plate to be heated, so that the air and the heating inner container have larger contact area, and the heating efficiency is higher;

the heating tube inserted into the heating inner container makes the fuel directly contact with the heating tube when burning, so that more heat can be transferred to the heating inner container.

Drawings

FIG. 1 is a schematic view of the overall structure of a hot-blast stove for drying tea leaves, which improves the heat utilization rate of the utility model;

FIG. 2 is a schematic sectional view of a hot-air furnace for drying tea leaves, which is used for improving heat utilization rate according to the present invention;

fig. 3 is a schematic view of a heating liner of a hot blast stove for drying tea leaves, which improves the heat utilization rate.

Reference numbers in the figures:

1. heating the inner container; 2. a hot air shell; 3. a hot air cavity; 4. a lateral air dividing plate; 5. a top air dividing plate; 6. heating a tube; 7. an air inlet; 8. an air outlet pipe; 9. a smoke exhaust pipe; 10. a fuel port; 11. a fuel door; 12. and (4) ash discharge plates.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1 to 3, the hot blast stove for drying tea leaves, which is provided in the present embodiment and improves heat utilization rate, includes a heating inner container 1, a hot blast shell 2 sleeved outside the heating inner container 1, and a hot blast cavity 3 arranged between the hot blast shell 2 and the heating inner container 1 for heating air; the method is characterized in that: a plurality of lateral air dividing plates 4 for dividing the air entering the hot air cavity 3 into a plurality of strands are fixed on the outer side of the heating inner container 1; a plurality of top air partition plates 5 are fixed at the top end of the heating inner container 1; a plurality of heating pipes 6 inserted into the heating inner container 1 are fixed at the top end of the heating inner container 1.

Further, an air inlet 7 is arranged on the side surface of the hot air shell 2; an air outlet pipe 8 is arranged at the top end of the hot air shell 2; air enters the hot air cavity 3 from the air inlet 7, is heated by the hot air cavity 3 and then is conveyed to the green-making machine or the baking room from the air outlet pipe 8 to process the tea.

Furthermore, a plurality of smoke exhaust pipes 9 which penetrate through the hot air shell 2 to exhaust smoke are fixed at the top end of the heating inner container 1; the smoke generated by combustion in the heating inner container 1 is discharged from the smoke discharge pipe 9, and the influence of dust in the smoke mixed with air on the quality of tea leaves is avoided.

Further, a fuel port 10 for filling fuel into the heating inner container 1 through the hot air shell 2 is also arranged on the heating inner container 1; a fuel door 11 for closing the fuel opening 10 is hinged on the fuel opening 10; fuel is added into the heating inner container 1 from the fuel port 10, and the fuel door 11 is closed when the fuel is burnt, so that fire caused by the fire sprayed from the fuel port 10 is avoided.

Further, an ash discharge plate 12 for discharging waste materials generated by combustion is fixed at the lower end of the heating inner container 1; waste material from combustion can be discharged from the dust-catching plate 12, while air can be let in from the dust-discharging plate 12 to make the fuel burn more sufficiently.

Further, the side air dividing plate 4 and the top air dividing plate 5 are of an integral structure; the air can flow more smoothly in the hot air cavity 3.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. A hot blast stove for drying tea leaves with improved heat utilization rate comprises a heating inner container (1), a hot blast shell (2) sleeved outside the heating inner container (1) and a hot blast cavity (3) arranged between the hot blast shell (2) and the heating inner container (1) and used for heating air; the method is characterized in that: a plurality of lateral air dividing plates (4) for dividing the air entering the hot air cavity (3) into a plurality of strands are fixed on the outer side of the heating inner container (1); a plurality of top air partition plates (5) are fixed at the top end of the heating inner container (1); a plurality of heating pipes (6) inserted into the heating inner container (1) are fixed at the top end of the heating inner container (1).

2. The hot blast stove for drying tea leaves with improved heat utilization rate according to claim 1, wherein: an air inlet (7) is formed in the side face of the hot air shell (2); an air outlet pipe (8) is arranged at the top end of the hot air shell (2).

3. The hot blast stove for drying tea leaves with improved heat utilization rate according to claim 1, wherein: a plurality of smoke exhaust pipes (9) which penetrate through the hot air shell (2) to exhaust smoke are fixed at the top end of the heating inner container (1).

4. The hot blast stove for drying tea leaves with improved heat utilization rate according to claim 1, wherein: the heating inner container (1) is also provided with a fuel port (10) which penetrates through the hot air shell (2) and fills fuel into the heating inner container (1); a fuel door (11) for closing the fuel opening (10) is hinged on the fuel opening (10).

5. The hot blast stove for drying tea leaves with improved heat utilization rate according to claim 1, wherein: an ash discharge plate (12) for discharging waste materials generated by combustion is fixed at the lower end of the heating inner container (1).

6. The hot blast stove for drying tea leaves with improved heat utilization rate according to claim 1, wherein: the side air partition plate (4) and the top air partition plate (5) are of an integral structure.