Tea leaf selecting device

Abstract

The utility model discloses a tea leaf selecting device which comprises a rotary drum and a base, the rotary drum is arranged on the upper side of the base, an arc-shaped bracket is arranged on the upper side of the base, the rotary drum is arranged on the upper side of the bracket, an adjusting mechanism for adjusting the angle is arranged between the bracket and the base, and a group of screening grooves are formed in an inner cavity of the rotary drum. The screening device comprises a plurality of screening grooves, a positioning frame is connected to the portion, between the screening grooves, of the side wall, a group of screening plates are arranged on the inner side of the positioning frame in an inserted mode, and a group of positioning pins are arranged between the screening plates and the positioning frame. According to the tea leaf screening device, tea leaves of different specifications and sizes can be stored in different screening grooves in a classified mode, so that screening work of the tea leaves can be accurately and rapidly completed, the rotating cylinder can be driven to rotate, then the overall angle of the rotating cylinder is changed, and therefore it is guaranteed that the tea leaves can be better screened from top to bottom.

Description

Technical Field

[0001] The utility model relates to the technical field related to green tea selection, and in particular to a green tea selection device. Background Art

[0002] Green tea refers to the leaves just picked from the tea garden, which are used as the raw material for processing into dry tea (finished tea). After the green tea is picked, due to the different sizes of the green tea, it needs to be sorted before subsequent processing, so as to classify the different sizes of green tea. When selecting the green tea, most of them are manually selected. This selection method not only reduces the efficiency of the selection work, but also reduces the accuracy of the selection due to manual visual screening, and increases the labor intensity and selection time of the manual workers.

[0003] Therefore, we propose a green tea selection device to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the prior art and proposes a green tea selection device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A tea leaf selection device comprises a rotating drum and a base, wherein the rotating drum is arranged on the upper side of the base, an arc-shaped bracket is arranged on the upper side of the base, the rotating drum is arranged on the upper side of the bracket, an adjustment mechanism for adjusting the angle is arranged between the bracket and the base, a group of screening slots are arranged in the inner cavity of the rotating drum, a positioning frame is connected to the side walls between the screening slots, a group of screening plates are inserted into the inner side of the positioning frame, and a group of positioning pins are arranged between the screening plates and the positioning frame.

[0007] Preferably, a driving motor is installed on one side of the base, and a mutually meshing gear set is provided between the driving motor and the rotating drum.

[0008] Preferably, a limiting groove is provided on the side wall of the rotating drum, and a limiting block is connected to the side wall of the bracket corresponding to the position of the limiting groove, and the limiting block extends into the limiting groove to cooperate with the limiting groove.

[0009] Preferably, the adjustment mechanism includes a fixed support rod and a telescopic support rod rotatably connected to the lower end surface of the bracket, the fixed support rod is fixedly connected to the base, and a pneumatic rod is provided at the lower end of the telescopic support rod, and the lower end of the pneumatic rod is rotatably connected to the base.

[0010] Preferably, the inner wall surface of the positioning frame is covered with a sealing ring structure.

[0011] Preferably, the sizes of the sieve holes in a group of sieve plates are different.

[0012] Preferably, a receiving groove is opened in the inner wall of the screen plate, a group of the positioning pins are L-shaped as a whole and are arranged in the receiving groove, a positioning spring is connected between the group of positioning pins, a positioning groove is opened on the side wall of the positioning frame corresponding to the position of the receiving groove, and the outer end of the positioning pin extends into the positioning groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] When the utility model is in use, a plurality of screening slots are arranged in the inner cavity of the drum, and screen plates of different sizes are arranged between the plurality of screening slots, so that green tea can be graded and screened, thereby ensuring that green tea of ​​different sizes can be classified and stored in different screening slots, so that the screening of green tea can be completed accurately and quickly; and in the process of use, the position of the drum can be driven to rotate through the cooperation of the fixed support rod, the telescopic support rod and the starting rod, so as to change its overall angle, so as to ensure that the green tea can be better screened from top to bottom, and the screen plate is installed and fixed by the cooperation of the positioning pin, the positioning spring and the positioning slot, so as to facilitate the staff to quickly disassemble it for cleaning, or replace the screen plate with different sizes of screen holes according to different screening requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the bracket and its auxiliary structures of the utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the rotary drum of the utility model;

[0018] Figure 4 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1-drum, 101-drive motor, 102-gear set, 2-base, 3-bracket, 301-limiting groove, 302-limiting block, 4-adjusting mechanism, 401-fixed support rod, 402-telescopic support rod, 403-pneumatic rod, 5-screening groove, 6-positioning frame, 7-sieve plate, 8-positioning pin, 801-storage groove, 802-positioning spring, 803-positioning groove. DETAILED DESCRIPTION

[0020] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0021] In the description of the present invention, "plurality" means two or more than two, unless otherwise clearly and specifically defined.

[0022] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Reference Figure 1-4 A tea leaf selection device includes a rotating drum 1 and a base 2. One end of the rotating drum 1 is open for adding tea leaves into an inner cavity. The rotating drum 1 is arranged on the upper side of the base 2. A driving motor 101 is installed on one side of the base 2. The driving motor 101 is fixedly connected to the base 2 through a bracket (not shown). A mutually meshing gear set 102 is arranged between the driving motor 101 and the rotating drum 1. The gear set 102 includes a large gear and a small gear. The large gear is connected to the power output end of the driving motor 101, and the small gear is connected to the power output end of the driving motor 101. The wheel is connected to the side wall of the drum 1, and the large gear drives the small gear to rotate, thereby reducing the overall kinetic energy consumption. An arc-shaped bracket 3 is arranged on the upper side of the base 2, and the drum 1 is arranged on the upper side of the bracket 3. A limiting groove 301 is provided on the side wall of the drum 1. A limiting block 302 is connected to the side wall of the bracket 3 corresponding to the position of the limiting groove 301. The limiting block 302 extends into the limiting groove 301 to cooperate with it. The two cooperate to limit the rotation position of the drum 1 to ensure the stability of the drum 1 during rotation.

[0025] An adjusting mechanism 4 for adjusting the angle is arranged between the bracket 3 and the base 2, and the adjusting mechanism 4 includes a fixed support rod 401 and a telescopic support rod 402 rotatably connected to the lower end surface of the bracket 3, the fixed support rod 401 is fixedly connected to the base 2, and a pneumatic rod 403 is arranged at the lower end of the telescopic support rod 402, and the lower end of the pneumatic rod 403 is rotatably connected to the base 2. The operation of the pneumatic rod 403 can drive the telescopic support rod 402 to extend, thereby changing the angle of the opening end of the rotating drum 1, so that the rotating drum 1 is tilted, and the green tea moves toward the direction of the screen plate 7 during the rotation.

[0026] A group of screening slots 5 are arranged in the inner cavity of the drum 1, and a positioning frame 6 is connected to the side wall between the screening slots 5. The inner wall surface of the positioning frame 6 is covered with a sealing ring structure to ensure the overall stability after the screen plate 7 is plugged in. A group of screen plates 7 are plugged in the inner side of the positioning frame 6, and the screen holes of the group of screen plates 7 are different in size.

[0027] A group of positioning pins 8 are arranged between the sieve plate 7 and the positioning frame 6, and a receiving groove 801 is opened in the inner wall of the sieve plate 7. The group of positioning pins 8 are L-shaped as a whole and are arranged in the receiving groove 801. A positioning spring 802 is connected between the group of positioning pins 8. A positioning groove 803 is opened on the side wall of the positioning frame 6 corresponding to the position of the receiving groove 801. The outer end of the positioning pin 8 extends into the positioning groove 803. The two cooperate to fix the position of the sieve plate 7, and the restriction on the sieve plate 7 can be released by pushing the positioning pin 8 inward, and the sieve plate 7 can be disassembled and replaced.

[0028] The above embodiments are preferred implementation modes of the present invention, but the implementation modes of the present invention are not limited by the above embodiments. Any other changes, modifications, substitutions, combinations, and simplifications that do not deviate from the spirit and principle of the present invention should be equivalent replacement methods and are included in the protection scope of the present invention.

[0029] In the description of the present invention, it is necessary to understand that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

Claims

1. A green tea picking device, comprising a rotating drum (1) and a base (2), wherein the rotating drum (1) is arranged on the upper side of the base (2), and is characterized in that: An arc-shaped bracket (3) is arranged on the upper side of the base (2), the rotating drum (1) is arranged on the upper side of the bracket (3), an adjusting mechanism (4) for adjusting the angle is arranged between the bracket (3) and the base (2), a group of screening slots (5) are arranged in the inner cavity of the rotating drum (1), a positioning frame (6) is connected to the side wall between the group of screening slots (5), a group of screening plates (7) are inserted and arranged inside the positioning frame (6), and a group of positioning pins (8) are arranged between the screening plates (7) and the positioning frame (6).

2. A green tea selection device according to claim 1, characterized in that: A driving motor (101) is installed on one side of the base (2), and a mutually meshing gear set (102) is provided between the driving motor (101) and the rotating drum (1).

3. The green tea selection device according to claim 1, characterized in that: A limiting groove (301) is provided on the side wall of the rotating drum (1); a limiting block (302) is connected to the side wall of the bracket (3) corresponding to the position of the limiting groove (301); and the limiting block (302) extends into the limiting groove (301) to cooperate with the limiting groove (301).

4. The green tea selection device according to claim 1, characterized in that: The adjustment mechanism (4) comprises a fixed support rod (401) and a telescopic support rod (402) rotatably connected to the lower end surface of the bracket (3); the fixed support rod (401) is fixedly connected to the base (2); a pneumatic rod (403) is provided at the lower end of the telescopic support rod (402); and the lower end of the pneumatic rod (403) is rotatably connected to the base (2).

5. The green tea selection device according to claim 1, characterized in that: The inner wall surface of the positioning frame (6) is covered with a sealing ring structure.

6. The green tea selection device according to claim 1, characterized in that: The sizes of the sieve holes in a group of sieve plates (7) are different.

7. The green tea selection device according to claim 1, characterized in that: A receiving groove (801) is provided in the inner wall of the sieve plate (7); a group of positioning pins (8) are L-shaped as a whole and are arranged in the receiving groove (801); a positioning spring (802) is connected between the group of positioning pins (8); a positioning groove (803) is provided on the side wall of the positioning frame (6) corresponding to the position of the receiving groove (801); and the outer end of the positioning pin (8) extends into the positioning groove (803).

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