Tea leaf and tea stem separating device

Patent metadata

Field	Value
Publication number	US-11801530-B2
Application number	US-202218089795-A
Country	US
Kind code	B2
Filing date	Dec 28, 2022
Priority date	Dec 31, 2021
Publication date	Oct 31, 2023
Grant date	Oct 31, 2023

Abstract

Disclosed is a tea leaf and tea stem separating device. The tea leaf and tea stem separating device comprises a machine shell, wherein a collecting mechanism, a peeling mechanism, a separating mechanism, a rocker mechanism and recycling mechanisms are sequentially arranged on the machine shell in the falling direction of materials, a driving mechanism is arranged at the position, corresponding to the separating mechanism, of the inner wall of the machine shell, the driving mechanism is provided with a conveyor belt mechanism connected with the peeling mechanism, the separating mechanism and the rocker mechanism, and the driving mechanism can drive the conveyor belt mechanism to move so as to pull the peeling mechanism, the separating mechanism and the rocker mechanism to synchronously reciprocate.

First claim

What is claimed is:

1. A tea leaf and tea stem separating device, comprising a machine shell ( 1 ), wherein a collecting mechanism ( 2 ), a peeling mechanism ( 3 ), a separating mechanism ( 4 ), a rocker mechanism ( 7 ) and recycling mechanisms ( 6 ) are sequentially arranged on the machine shell ( 1 ) in the falling direction of materials, a driving mechanism ( 8 ) is arranged at the position, corresponding to the separating mechanism ( 4 ), of the inner wall of the machine shell ( 1 ), the driving mechanism ( 8 ) is provided with a conveyor belt mechanism ( 5 ) connected with the peeling mechanism ( 3 ), the separating mechanism ( 4 ) and the rocker mechanism ( 7 ), and the driving mechanism ( 8 ) can drive the conveyor belt mechanism ( 5 ) to move so as to pull the peeling mechanism ( 3 ), the separating mechanism ( 4 ) and the rocker mechanism ( 7 ) to synchronously reciprocate;
the peeling mechanism ( 3 ) comprises at least three soft-bristled brushes ( 31 ) which are arranged in parallel and both ends of which are connected with the inner wall of the machine shell ( 1 ), the transmission end of each soft-bristled brush ( 31 ) is connected with the conveyor belt mechanism ( 5 ), and the conveyor belt mechanism ( 5 ) can drive the at least three soft-bristled brushes ( 31 ) to rotate to screen the materials;
the separating mechanism ( 4 ) comprises separating rollers ( 41 ) arranged in parallel on the side, close to the rocker mechanism ( 7 ), of the soft-bristled brush ( 31 ), a connecting rod ( 42 ) connected with the inner wall of the machine shell ( 1 ) penetrates through the axis of the separating roller ( 41 ), the transmission end of the separating roller ( 41 ) is connected with the conveyor belt mechanism ( 5 ), the output end of the driving mechanism ( 8 ) is connected with the connecting rod ( 42 ) penetrating through the axis of the separating roller ( 41 ) and can drive the connecting rod ( 42 ) to rotate so as to guide the conveyor belt mechanism ( 5 ) to work, and the conveyor belt mechanism ( 5 ) can rotate the separating roller ( 41 ) while driving the at least three soft-bristled brushes ( 31 ) to rotate so as to further screen the materials; and
the rocker mechanism ( 7 ) comprises a first rocker ( 71 ) and two second rockers ( 72 ) which are arranged in parallel with the separating roller ( 41 ), and a strip-shaped sieve plate ( 73 ) which is horizontally arranged at the bottom of the machine shell ( 1 ), the two second rockers ( 72 ) are respectively arranged on one side surface of the strip-shaped sieve plate ( 73 ) in parallel and connected with the inner wall of the machine shell ( 1 ), the first rocker ( 71 ) is arranged on the other side surface of the strip-shaped sieve plate ( 73 ), the end of the first rocker ( 71 ) is connected with the inner wall of the machine shell ( 1 ), the side wall of the first rocker ( 71 ) is connected with the conveyor belt mechanism ( 5 ), and the conveyor belt mechanism ( 5 ) can drive the first rocker ( 71 ) to reciprocate while driving the peeling mechanism ( 3 ) and the separating mechanism ( 4 ) to move.

2. The tea leaf and tea stem separating device according to claim 1 , wherein the recycling mechanisms ( 6 ) comprise two collection boxes ( 61 ), the two collection boxes ( 61 ) are respectively connected to the two sides of the machine shell ( 1 ), and the collection boxes ( 61 ) are used for storing the materials screened out by the strip-shaped sieve plate ( 73 ).

3. The tea leaf and tea stem separating device according to claim 1 , wherein the collecting mechanism ( 2 ) comprises a material inlet ( 21 ) and an internal collecting port ( 22 ), the material inlet ( 21 ) is connected to the top outer wall of the machine shell ( 1 ) and located just above the peeling mechanism ( 3 ), the internal collecting port ( 22 ) is connected to the top inner wall of the machine shell ( 1 ) and located just below the material inlet ( 21 ), the two ends of the internal collecting port ( 22 ) are provided with material baffles ( 23 ), and the material baffles ( 23 ) are located on the two sides of the peeling mechanism ( 3 ).

4. The tea leaf and tea stem separating device according to claim 1 , wherein the conveyor belt mechanism ( 5 ) comprises a plurality of driven pulleys ( 53 ) for driving the peeling mechanism ( 3 ) to move, a driving pulley ( 54 ) for driving the separating mechanism ( 4 ), a second pulley ( 51 ) and a third pulley ( 52 );
the driven pulleys ( 53 ) are respectively connected to the transmission ends of the at least three soft-bristled brushes ( 31 ) in one-to-one correspondence, and the driven pulleys ( 53 ) can be driven by the driving pulley ( 54 ) so as to guide the soft-bristled brushes ( 31 ) to rotate and screen the materials;
both the second pulley ( 51 ) and the driving pulley ( 54 ) sleeve the side wall of the connecting rod ( 42 ), both the second pulley ( 51 ) and the driving pulley ( 54 ) are arranged at the transmission end of the separating roller ( 41 ), and the driving pulley ( 54 ) can drive the driven pulleys ( 53 ) to rotate so that the separating roller ( 41 ) and the soft-bristled brushes ( 31 ) simultaneously rotate to further screen the materials; and
the first rocker ( 71 ) is connected with the third pulley ( 52 ), the second pulley ( 51 ) is connected with the third pulley ( 52 ) through a belt, and the output end of the driving mechanism ( 8 ) is connected with the connecting rod ( 42 ) penetrating through the axis of the separating roller ( 41 ) and can drive the connecting rod ( 42 ) to rotate so as to guide the second pulley ( 51 ), the driving pulley ( 54 ) and the first rocker ( 71 ) to simultaneously rotate.

5. The tea leaf and tea stem separating device according to claim 1 , wherein an outer cover cylinder ( 411 ) connected with the inner wall of the machine shell ( 1 ) sleeves the outer side of the separating roller ( 41 ), a falling port ( 412 ) is formed in the surface of the outer cover cylinder ( 411 ), an inclined converging groove ( 413 ) is formed in the interior of the outer cover cylinder ( 411 ), a plurality of filtering holes ( 414 ) are formed in the inner wall of the inclined converging groove ( 413 ), and a storage groove ( 415 ) is formed in the bottom inner wall of the inclined converging groove ( 413 ); and
the outer side wall of the separating roller ( 41 ) is provided with a screw propelling channel ( 416 ), a roller pressing column ( 417 ) is connected into the screw propelling channel ( 416 ), a spacing channel is arranged on the screw propelling channel ( 416 ), and the position, corresponding to the falling port ( 412 ), of the inner wall of the outer cover cylinder ( 411 ) is provided with a gradual change column bag group ( 418 ).

6. The tea leaf and tea stem separating device according to claim 5 , wherein a rotating half cylinder ( 92 ) matched with the longitudinal section shape of the storage groove ( 415 ) is rotatably connected into the storage groove ( 415 ), an interlayer ( 419 ) is arranged between the inner wall and the outer wall of the outer cover cylinder ( 411 ), a packing block ( 9 ) is connected into the interlayer ( 419 ), adjusting holes ( 91 ) are formed in the positions, corresponding to the filtering holes ( 414 ), of the surface of the packing block ( 9 ), both ends of the packing block ( 9 ) are connected with the rotating half cylinder ( 92 ), and the rotating half cylinder ( 92 ) can push the packing block ( 9 ) to reciprocate in the interlayer ( 419 ).

7. The tea leaf and tea stem separating device according to claim 6 , wherein a winnowing sleeve ( 93 ) is arranged at the end, away from the driving mechanism ( 8 ), of the outer cover cylinder ( 411 ), an inclined guide surface ( 95 ) is arranged between the winnowing sleeve ( 93 )

Assignees

• Univ Anhui Agricultural

Inventors

• Bi Haijun
• Jia Pengcheng
• Fang Liangfei
• Cao Chengmao
• Xia Dongsong
• Wu Zhengmin
• Sun Changying

Classifications

• B07B1/16 Primary

  the elements being movable and in other than roller form · CPC title

• B07B1/42 Primary

  Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens · CPC title

• B07B11/06

  Feeding or discharging arrangements · CPC title

• B07B9/00 Primary

  Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets · CPC title

• B07B7/01

  using gravity · CPC title