CN215447274U

CN215447274U - Fermented black tea low temperature drying device

Info

Publication number: CN215447274U
Application number: CN202121800506.2U
Authority: CN
Inventors: 陈广宝; 郭正涛; 陈志超; 陈广奇
Original assignee: Chumingyuan Agricultural Ecological Development Co ltd
Current assignee: Chumingyuan Agricultural Ecological Development Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-01-07
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a fermented black tea low-temperature drying device which comprises a device base, a drying box, a drying rack, a heating box and a dehumidifying box, wherein the drying box is fixed at the top end of the device base, the drying rack is rotatably installed inside the drying box, through holes with equal intervals are formed in the side wall of the drying rack, an opening is formed in the outer wall of one side of the drying rack, a temperature sensor is installed at the top end of the drying rack, an air collecting cavity is formed in the top of the drying box above the drying rack, the dehumidifying box is installed on the outer wall of one side of the drying box, the heating box is installed on the outer wall of the drying box above the dehumidifying box, an air guide pipe is installed at the top end of the heating box, and a control panel is installed on the outer wall of one side of the drying box. The rotary drying device disclosed by the utility model not only realizes the rotary drying function, improves the drying uniformity, has the hot air circulation function, is smaller in energy consumption, more energy-saving and environment-friendly, but also is uniform in air outlet, and improves the drying efficiency of the black tea.

Description

Fermented black tea low temperature drying device

Technical Field

The utility model relates to the technical field of black tea processing, in particular to a fermented black tea low-temperature drying device.

Background

Black tea belongs to the whole fermentation tea, which is refined by a series of technological processes of withering, rolling (cutting), fermentation, drying and the like by taking proper tea tree fresh leaves as raw materials.

This type of low temperature drying device on the market is various today, can satisfy people's user demand basically, but still has certain weak point, and the drying of generally stewing of this type of low temperature drying device of current when using, the homogeneity is not good, awaits improving, and the device generally adopts the mode of heated air to dry, and it is great to heat the energy consumption constantly to the outside air, and energy-concerving and environment-protective inadequately is too concentrated when leading to hot-blast leading-in device inside, leads to dry efficiency to be lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fermented black tea low-temperature drying device, which aims to solve the problems that the low-temperature drying device has poor drying uniformity when in use, has large energy consumption for heating external air, is not energy-saving and environment-friendly enough, and is too concentrated when hot air is introduced into the device in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a fermented black tea low-temperature drying device comprises a device base, a drying box, a drying rack, a heating box and a dehumidifying box, wherein the drying box is fixed at the top end of the device base, the drying rack is rotatably installed inside the drying box, through holes with equal intervals are formed in the side wall of the drying rack, an opening is formed in the outer wall of one side of the drying rack, a temperature sensor is installed at the top end of the drying rack, an air collecting cavity is formed in the top of the drying box above the drying rack, the dehumidifying box is installed on the outer wall of one side of the drying box, the heating box is installed on the outer wall of the drying box above the dehumidifying box and communicated with the dehumidifying box through an air supply pipe, an air guide pipe is installed at the top end of the heating box, the bottom end of the air guide pipe is communicated with the heating box, the top end of the air guide pipe is communicated with the air collecting cavity, and a control panel is installed on the outer wall of one side of the drying box, the input end of the singlechip in the control panel is electrically connected with the output end of the temperature sensor.

Preferably, the internally mounted of device base has the motor, and the output of motor installs the pivot through the shaft coupling, the top of pivot extend to the inside of drying cabinet and with the bottom fixed connection of drying rack, be convenient for drive drying rack makes its rotation.

Preferably, the draught fan is installed on the device base top of drying cabinet one side, and the input and the drying cabinet of draught fan communicate with each other, and the output and the dehumidification case of draught fan communicate with each other for the inside of drying cabinet forms heated air circulation.

Preferably, the inside of drying rack all is provided with equidistant otter board, and all welds the backup pad of equidistant on the outer wall of otter board, and the one end of backup pad and the inner wall welding of drying rack are convenient for place the sieve dish that has spread black tea at the interval.

Preferably, the bottom of the drying cabinet below the drying rack is provided with the annular rolling groove, and the drying rack bottom of annular rolling groove position department all rotates and installs the gyro wheel, and the bottom of gyro wheel extends to the inside of annular rolling groove, and the gyro wheel mutually supports with the annular rolling groove for the drying rack keeps steady rotation state.

Preferably, all be fixed with the wall pipe on the drying cabinet inner wall in the drying rack outside, the wall pipe is linked together with the chamber of converging the wind, and all is provided with equidistant air outlet on the outer wall of wall pipe near drying rack one side for hot-blast even blowing is on the black tea surface.

Preferably, the heating rod is all installed to the inside of heating cabinet, and the heating rod is equidistant distribution, is convenient for heat the air.

Preferably, the inside of dehumidification case is provided with the sponge piece, and the inside splint that all are provided with of dehumidification incasement portion of sponge piece both sides to the one end of splint extends to the outside of dehumidification case and is fixed with the closing plate, is convenient for absorb the moisture in heated air circulation's the hot-air.

Compared with the prior art, the utility model has the beneficial effects that: the fermented black tea low-temperature drying device not only realizes the function of rotary drying, improves the drying uniformity, has the function of hot air circulation, has less energy consumption, is more energy-saving and environment-friendly, but also has uniform air outlet, and improves the drying efficiency of black tea;

(1) the drying rack is provided with the drying rack, the supporting plate, the screen plate, the through holes, the openings, the motor, the rotating shaft, the annular rolling groove and the rollers, the screen plate is placed on the surface of the screen plate inside the drying rack through the openings, the through holes ensure the circulation of air inside the drying rack and the drying box, the motor drives the drying rack to rotate through the rotating shaft, the rollers at the bottom end of the drying rack roll inside the annular rolling groove, so that the drying rack is kept in a stable rotating state, the drying rack rotates to enable the black tea to be uniformly heated, and the drying uniformity is improved;

(2) the drying box is provided with the draught fan, the dehumidifying box, the clamping plate, the sponge block and the sealing plate, the draught fan continuously pumps out air in the drying box and guides the air into the dehumidifying box, the sponge block absorbs moisture in the air, the air enters the heating box through the air supply pipe and then enters the air collection cavity through the air guide pipe, and hot air circulation is formed;

(3) through being provided with the chamber of converging the wind, wall pipe and air outlet, hot-air enters into the inside in chamber of converging the wind through the guide duct to even distribution is in the inside of wall pipe, because air outlet evenly distributed on the wall pipe outer wall is around the screen tray, and the inside hot-blast air of wall pipe passes through the air outlet and discharges, and directly blows the surface at black tea, thereby has improved the drying efficiency of black tea.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top sectional view of the drying rack of the present invention;

FIG. 3 is a schematic view of the heating chamber of the present invention;

FIG. 4 is a schematic view of the dehumidifying tank according to the present invention;

fig. 5 is a schematic top view of the splint of the present invention.

In the figure: 1. a device base; 2. a drying oven; 3. a drying rack; 4. a motor; 5. a rotating shaft; 6. an annular rolling groove; 7. a roller; 8. a wall pipe; 9. an air outlet; 10. a control panel; 11. a wind converging cavity; 12. a temperature sensor; 13. an air guide pipe; 14. a heating box; 15. an air supply pipe; 16. a dehumidification box; 17. an induced draft fan; 18. a through hole; 19. an opening; 20. a support plate; 21. a screen plate; 22. a heating rod; 23. a splint; 24. a sponge block; 25. and (7) sealing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: the utility model provides a fermented black tea low temperature drying device, includes device base 1, drying cabinet 2, drying rack 3, heating cabinet 14 and dehumidification case 16, and the top of device base 1 is fixed with drying cabinet 2, and the inside rotation of drying cabinet 2 installs drying rack 3.

The internally mounted of device base 1 has motor 4, and motor 4's output passes through the shaft coupling and installs pivot 5, and the top of pivot 5 extends to the inside of drying cabinet 2 and with the bottom fixed connection of drying rack 3, is convenient for drive drying rack 3 and makes its rotation.

An induced draft fan 17 is installed on the top end of the device base 1 on one side of the drying box 2, the input end of the induced draft fan 17 is communicated with the drying box 2, and the output end of the induced draft fan 17 is communicated with the dehumidifying box 16, so that hot air circulation is formed inside the drying box 2.

The inside of drying rack 3 all is provided with equidistant otter board 21, and all welds the backup pad 20 of equidistant on the outer wall of otter board 21, and the one end of backup pad 20 and the inner wall welding of drying rack 3 are convenient for place the sieve dish of spreading black tea at interval.

2 bottoms of drying cabinet of drying rack 3 below are provided with

annular slot roll

6, and 3 bottoms of drying rack of 6 positions of annular slot roll department all rotate and install gyro wheel 7, and the bottom of gyro wheel 7 extends to the inside of annular slot roll 6, and gyro wheel 7 mutually supports with annular slot roll 6 for drying rack 3 keeps steady rotation state.

All be fixed with wall pipe 8 on the 2 inner walls of drying cabinet in the drying rack 3 outside, wall pipe 8 is linked together with the chamber of converging wind 11, and all is provided with equidistant air outlet 9 on the outer wall of wall pipe 8 near drying rack 3 one side for hot-blast even blowing is on the black tea surface.

All be provided with equidistant through-hole 18 in the lateral wall of drying rack 3, and be provided with opening 19 on the outer wall of drying rack 3 one side, temperature sensor 12 is installed on the top of drying rack 3, and the drying cabinet 2 top of drying rack 3 top is provided with air collecting cavity 11, installs dehumidifying box 16 on the outer wall of drying cabinet 2 one side, and installs heating cabinet 14 on the drying cabinet 2 outer wall of dehumidifying box 16 top, and heating cabinet 14 is linked together with dehumidifying box 16 through blast pipe 15.

The heating box 14 is internally provided with heating rods 22, and the heating rods 22 are distributed at equal intervals to heat air conveniently.

The inside of dehumidification case 16 is provided with the sponge piece 24, and the inside splint 23 that all is provided with of dehumidification case 16 of sponge piece 24 both sides to the one end of splint 23 extends to the outside of dehumidification case 16 and is fixed with the closing plate 25, is convenient for absorb the moisture in heated air circulation's the hot-air.

An air guide pipe 13 is installed at the top end of the heating box 14, the bottom end of the air guide pipe 13 is communicated with the heating box 14, the top end of the air guide pipe 13 is communicated with the air collection cavity 11, a control panel 10 is installed on the outer wall of one side of the drying box 2, and the input end of a single chip microcomputer in the control panel 10 is electrically connected with the output end of the temperature sensor 12.

The working principle is as follows: when in use, firstly, the black tea to be dried is flatly laid on the sieve tray, the box door of the drying box 2 is opened, the sieve tray is placed on the surface of the screen plate 21 in the drying rack 3 through the opening 19, secondly, the box door is closed, the induced draft fan 17 is started through operating the control panel 10, the induced draft fan 17 conveys air to the inside of the heating box 14, the heating rod 22 heats the air, the hot air enters the air collecting cavity 11 through the air guide pipe 13 and is uniformly distributed in the wall pipe 8, because the air outlets 9 on the outer wall of the wall pipe 8 are uniformly distributed around the sieve tray, the hot air in the wall pipe 8 is discharged through the air outlets 9 and directly blows on the surface of the black tea through the through holes 18, the drying efficiency of the black tea is improved, the temperature sensor 12 detects the temperature in the drying box 2 in the drying process, the temperature in the drying box 2 can be adjusted to a proper range by adjusting and controlling the electrifying quantity of the heating rod 22, then, the motor 4 is controlled to work by operating the control panel 10, the motor 4 drives the drying rack 3 to rotate through the rotating shaft 5, the rollers 7 at the bottom end of the drying rack 3 roll in the annular rolling groove 6, so that the drying rack 3 is kept in a stable rotating state, the drying rack 3 rotates to enable black tea to be heated uniformly, and drying uniformity is improved, finally, air in the drying box 2 is continuously pumped out by the draught fan 17 and enters the dehumidifying box 16, the sponge block 24 absorbs moisture in the air, the air enters the heating box 14 through the air supply pipe 15 and enters the air collecting cavity 11 through the air guide pipe 13 to form hot air circulation, energy consumption of the mode is small, energy is saved, environment is protected, the sealing plate 25 can be pulled regularly to pump the clamping plate 23 out of the dehumidifying box 16, the sponge block 24 is replaced, and the moisture absorption effect of the drying rack is ensured, the work of the fermented black tea low-temperature drying device is completed.

Claims

1. The fermented black tea low-temperature drying device is characterized by comprising a device base (1), a drying box (2), a drying rack (3), a heating box (14) and a dehumidifying box (16), wherein the drying box (2) is fixed at the top end of the device base (1), the drying rack (3) is rotatably installed inside the drying box (2), through holes (18) with equal intervals are formed in the side wall of the drying rack (3), an opening (19) is formed in the outer wall of one side of the drying rack (3), a temperature sensor (12) is installed at the top end of the drying rack (3), an air collecting cavity (11) is formed in the top of the drying box (2) above the drying rack (3), the dehumidifying box (16) is installed on the outer wall of one side of the drying box (2), the heating box (14) is installed on the outer wall of the drying box (2) above the dehumidifying box (16), and the heating box (14) is communicated with the dehumidifying box (16) through an air supply pipe (15), the air guide pipe (13) is installed at the top end of the heating box (14), the bottom end of the air guide pipe (13) is communicated with the heating box (14), the top end of the air guide pipe (13) is communicated with the air collecting cavity (11), a control panel (10) is installed on the outer wall of one side of the drying box (2), and the input end of a single chip microcomputer in the control panel (10) is electrically connected with the output end of the temperature sensor (12).

2. A fermented black tea low temperature drying apparatus according to claim 1, wherein: the device is characterized in that a motor (4) is arranged inside a base (1), a rotating shaft (5) is arranged at the output end of the motor (4) through a coupler, and the top end of the rotating shaft (5) extends to the inside of a drying box (2) and is fixedly connected with the bottom end of a drying rack (3).

3. A fermented black tea low temperature drying apparatus according to claim 1, wherein: draught fan (17) are installed on device base (1) top of drying cabinet (2) one side, and the input and drying cabinet (2) of draught fan (17) are linked together, and the output and the dehumidification case (16) of draught fan (17) are linked together.

4. A fermented black tea low temperature drying apparatus according to claim 1, wherein: the drying rack is characterized in that screen plates (21) with equal intervals are arranged inside the drying rack (3), supporting plates (20) with equal intervals are welded on the outer walls of the screen plates (21), and one ends of the supporting plates (20) are welded with the inner wall of the drying rack (3).

5. A fermented black tea low temperature drying apparatus according to claim 1, wherein: drying cabinet (2) bottom of drying rack (3) below is provided with annular slot roll (6), and drying rack (3) bottom of annular slot roll (6) position department all rotates and installs gyro wheel (7), and the bottom of gyro wheel (7) extends to the inside of annular slot roll (6), and gyro wheel (7) and annular slot roll (6) mutually support.

6. A fermented black tea low temperature drying apparatus according to claim 1, wherein: all be fixed with wall pipe (8) on drying cabinet (2) inner wall in drying rack (3) outside, wall pipe (8) are linked together with air collecting cavity (11), and all are provided with equidistant air outlet (9) on the outer wall of wall pipe (8) one side near drying rack (3).

7. A fermented black tea low temperature drying apparatus according to claim 1, wherein: heating rods (22) are arranged in the heating box (14), and the heating rods (22) are distributed at equal intervals.

8. A fermented black tea low temperature drying apparatus according to claim 1, wherein: the inside of dehumidification case (16) is provided with sponge piece (24), and the inside of dehumidification case (16) of sponge piece (24) both sides all is provided with splint (23) to the one end of splint (23) extends to the outside of dehumidification case (16) and is fixed with closing plate (25).