CN216019034U

CN216019034U - Coffee fresh fruit drying device

Info

Publication number: CN216019034U
Application number: CN202120877393.XU
Authority: CN
Inventors: 陈治华; 强磊; 蒋快乐; 李亚南; 韩正通; 王祥; 陈嘉豪
Original assignee: Yunnan Agricultural University
Current assignee: Yunnan Agricultural University
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2022-03-15
Anticipated expiration: 2031-04-27

Abstract

The utility model relates to a coffee fresh fruit drying device, belonging to the technical field of coffee drying equipment; a hot air chamber is arranged on one side of the drying pool, the hot air furnace is communicated with the hot air chamber through an installation fan, the drying pool is communicated with the hot air chamber through an arranged hot air opening, a material collecting chamber with a conical structure is formed at the bottom of the drying pool, at least one drying chamber is formed at the upper side of the material collecting chamber through an installation drying net, a material raking device is arranged in the drying chamber, a discharge opening is formed in the drying net, and an automatic discharging device is arranged at the bottom of the material collecting chamber; the utility model uses clean hot air with certain temperature as a carrier, generates certain air pressure and air quantity under the action of a fan, penetrates through a material with certain thickness through the convection action of hot air, and takes out moisture evaporated from the material. Meanwhile, the material in the closed drying tank is subjected to back pressure by utilizing hot air pressure, so that the moisture of the material is balanced and uniform, and the material is ensured to keep unique flavor in a standing state.

Description

Coffee fresh fruit drying device

Technical Field

The utility model relates to a fresh coffee fruit drying device, and belongs to the technical field of coffee drying equipment.

Background

The coffee drying mainly comprises natural airing, and the main defects of the natural airing are that the airing area is large, the one-time investment cost is high, the labor intensity is high, stirring needs to be carried out in time, the influence of factors such as weather change is large, and when the coffee beans on the airing ground are not covered in time in rainy days, the coffee beans are drenched by rain, so that the quality of the coffee is seriously influenced. However, the coffee beans are dried in the production area, and the coffee beans may be excessively dried, and it is difficult to ensure the quality of the coffee beans.

Disclosure of Invention

In order to overcome the problems in the background technology, the utility model uses clean hot air with certain temperature as a carrier, generates certain air pressure and air quantity under the action of a fan, penetrates through a material with certain thickness through the convection action of hot air, and takes out moisture evaporated from the material. Meanwhile, the material in the closed drying tank is subjected to back pressure by utilizing hot air pressure, so that the moisture of the material is balanced and uniform, and the material is ensured to keep unique flavor in a standing state.

In order to overcome the problems in the background art and solve the problems, the utility model is realized by the following technical scheme:

the fresh coffee fruit drying device comprises a hot blast stove, a hot blast chamber, a drying chamber, a raking device and an automatic discharging device, wherein the hot blast chamber is arranged on one side of the drying tank, the hot blast stove is communicated with the hot blast chamber through an installation fan, the drying tank is communicated with the hot blast chamber through a hot blast opening, a collecting chamber with a conical structure is formed at the bottom of the drying tank, the upper side of the collecting chamber is at least provided with the drying chamber through an installation drying net, the raking device is installed in the drying chamber, a discharging opening is formed in the drying net, the automatic discharging device is installed at the bottom of the collecting chamber and comprises a mounting seat, a plug board, a cylinder and a pressure sensor, the mounting seat is arranged at a discharging opening at the bottom of the collecting chamber, the mounting seat is internally connected with the plug board in a sliding manner, the plug board is connected with the cylinder, and the pressure sensor is arranged on the plug board.

Preferably, the material raking device comprises a motor, a worm gear speed reducer and a material raking plate, the worm gear speed reducer is installed in the material collecting chamber through a support, a transmission shaft extending to the drying chamber is installed on an output shaft of the worm gear speed reducer through a coupler, the material raking plate used for raking materials is installed on the transmission shaft, and an input shaft of the worm gear speed reducer is connected with a driving shaft of the motor through a coupler.

Preferably, a temperature sensor is installed at a position of the drying chamber inside the drying tank.

The utility model has the beneficial effects that:

the utility model uses clean hot air with certain temperature as a carrier, generates certain air pressure and air quantity under the action of a fan, penetrates through a material with certain thickness through the convection action of hot air, and takes out moisture evaporated from the material. Meanwhile, the material in the closed drying tank is subjected to back pressure by utilizing hot air pressure, so that the moisture of the material is balanced and uniform, and the material is ensured to keep unique flavor in a standing state.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic structural view of an automatic discharging device of the present invention;

FIG. 4 is a cross-sectional view of the automatic dispensing device of the present invention.

The reference numbers in the figures are: 1-hot blast stove, 2-blower, 3-hot blast chamber, 4-hot blast opening, 5-temperature sensor, 6-drying chamber, 7-transmission shaft, 8-rake material plate, 9-motor, 10-observation opening, 11-worm gear reducer, 12-driving shaft, 13-automatic discharging device, 14-discharging opening, 15-discharging pipe, 16-mounting seat, 17-inserting plate, 18-cylinder, 19-collecting chamber and 20-drying net.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings to facilitate understanding of the skilled person.

As shown in fig. 1-4, the fresh coffee fruit drying device comprises a hot air furnace 1, a hot air chamber 3, a drying tank, a discharging device and an automatic discharging device 13, wherein the hot air chamber 3 is arranged on one side of the drying tank, the drying tank is communicated with the hot air chamber 3 by arranging a hot air port 4, the hot air furnace 1 is communicated with the hot air chamber 3 by an installation fan 2, the top of the drying tank is open, a collecting chamber 19 with a conical structure is formed at the bottom, at least one drying chamber 6 is formed on the upper side of the collecting chamber 19 by installing a drying net 20, a material raking device is installed in the drying chamber 6, a discharging port 14 is arranged on the drying net 20, the discharging device is installed on the discharging port 14, and the automatic discharging device 13 is installed at the bottom of the collecting chamber 19. Clean hot air with certain temperature is used as a carrier, certain air pressure and certain air quantity are generated under the action of the fan 2, the hot air penetrates through a material with certain thickness under the action of hot air convection, and moisture evaporated from the material is brought out. Meanwhile, the material in the closed drying tank is subjected to back pressure by utilizing hot air pressure, so that the moisture of the material is balanced and uniform, and the material is ensured to keep unique flavor in a standing state.

A temperature sensor is installed at a position, located in the drying chamber 6, in the drying pool, a pt100 temperature sensor is selected as the temperature sensor, and the temperature of the drying chamber 6 is monitored, so that the internal drying temperature is determined.

The material raking device comprises a motor 9, a worm gear speed reducer 11 and a material raking plate 8, wherein the worm gear speed reducer 11 is installed in a material collecting chamber 19 through a support, a transmission shaft 7 extending to a drying chamber 6 is installed on an output shaft of the worm gear speed reducer through a coupler, the material raking plate 8 used for raking materials is installed on the transmission shaft 7, and an input shaft of the worm gear speed reducer is connected with a driving shaft 12 of the motor 9 through a coupler. In this embodiment, drying screen 20 can adopt corrosion resistant plate evenly to set up the through-hole and make, has seted up rectangular discharge opening 14 on the drying screen 20, and fixed axle bed is all installed to the centre, and fixed axle bed is used for installing transmission shaft 7, drives through motor 9, carries power to transmission shaft 7 through worm gear speed reduction transmission, can drive harrow flitch 8 after the axis of rotation rotates and rotate, and harrow flitch 8 rotates and constantly stirs coffee fruit to discharge opening 14 and drops, and the dry effect is guaranteed to two drying chambers 6 during the period.

Automatic discharging device 13 includes mount pad 16, picture peg 17, cylinder 18, pressure sensor, mount pad 16 sets up in the discharge gate of collecting chamber 19 bottom, and the inside sliding connection of mount pad 16 has picture peg 17, and picture peg 17 is connected with cylinder 18, and is provided with pressure sensor on the picture peg 17. In this embodiment, the two sides of the mounting seat 16 are provided with protrusions, the protrusions on the two sides form a directional track relative to the inserting plate 17, the air cylinder 18 can drive the inserting plate 17 to move along the horizontal direction, as shown in the figure, the discharging port of the collecting chamber 19 can be cut off after moving leftwards, and the inserting plate 17 is provided with a pressure sensor corresponding to the discharging port, after materials in the collecting chamber 19 are accumulated, the pressure sensor senses pressure changes due to the action of gravity on the pressure sensor, and when the pressure reaches a preset pressure value, the air cylinder 18 is started to drive the inserting plate 17 to move rightwards for discharging.

In the embodiment, the hot blast stove 1, the fan 2, the temperature sensor 5, the motor 9, the cylinder 18 and the pressure sensor are all connected to the PLC.

The working process of the utility model is as follows: the fresh coffee fruit gets into the back along drying tank top, open 1 hot-blast furnace of hot-blast furnace 1 production hot-air and enter into the drying tank along hot-blast room 3 behind the fan 2 effect, hot-air rises back along drying net 20 bottoms and fully contacts with the fresh coffee fruit, the motor 9 is opened to the duration, drive through motor 9, carry power to transmission shaft 7 through worm gear speed reduction transmission, can drive harrow flitch 8 after the axis of rotation rotates and rotate, harrow flitch 8 rotates and constantly stirs the coffee fruit to discharge opening 14 and drops, the inside material of collecting chamber 19 is piled up the back, because gravity acts on pressure sensor, pressure sensor experiences pressure variation, when pressure reached predetermineeing the pressure value, open cylinder 18 drive picture peg 17 and move right side and unload.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the utility model, and that, although the utility model has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a coffee fresh fruit drying device which characterized in that: the fresh coffee fruit drying device comprises a hot blast stove, a hot blast chamber, a drying tank, a raking device and an automatic discharging device, one side of the drying pool is provided with a hot air chamber, the hot air furnace is communicated with the hot air chamber through an installation fan, the drying pool is communicated with the hot air chamber through an arranged hot air opening, the bottom of the drying pool is provided with a material collecting chamber with a conical structure, the upper side of the material collecting chamber is at least provided with one drying chamber through an installation drying net, a material raking device is arranged in the drying chamber, the drying net is provided with a discharge opening, the bottom of the material collecting chamber is provided with an automatic discharging device, the automatic discharging device comprises a mounting seat, an inserting plate, an air cylinder and a pressure sensor, the mounting seat is arranged at a discharging port at the bottom of the material collecting chamber, the inserting plate is connected inside the mounting seat in a sliding manner and is connected with the air cylinder, and the plugboard is provided with a pressure sensor, and a temperature sensor is arranged at the position of the inner part of the drying pool in the drying chamber.

2. The fresh coffee fruit drying apparatus of claim 1, wherein: the material raking device comprises a motor, a worm gear speed reducer and a material raking plate, the worm gear speed reducer is installed in the material collecting chamber through a support, a transmission shaft extending to the drying chamber is installed on an output shaft of the worm gear speed reducer through a coupler, the material raking plate used for raking materials is installed on the transmission shaft, and an input shaft of the worm gear speed reducer is connected with a driving shaft of the motor through a coupler.