CN213255729U

CN213255729U - Tea winnowing device

Info

Publication number: CN213255729U
Application number: CN202021847489.3U
Authority: CN
Inventors: 陈荣茂
Original assignee: Wuyishan Xiangjiang Tea Industry Co ltd
Current assignee: Wuyishan Xiangjiang Tea Industry Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-25
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to a tealeaves wind selector. The device comprises a rack, wherein a feeding pipeline, a first conveying device, a first winnowing device, a second conveying device, a second winnowing device and a discharging device are arranged on the rack; the first conveying device is positioned below the feeding pipeline; the input end of the second conveying device is positioned below the output end of the first conveying device, a light material output channel is further arranged beside the second conveying device, the first air separation device is arranged at the joint of the output end of the first conveying device and the input end of the second conveying device, the input end of the discharging device is positioned below the front side of the output end of the second conveying device, and a heavy material output channel is further arranged between the input end of the discharging device and the output end of the second conveying device; the utility model discloses can filter out the dust that weight is less than tealeaves in the tealeaves simultaneously and impurity such as gravel and sand that weight is greater than tealeaves, have the even and thorough characteristics of screening, overall structure is simple moreover.

Description

Tea winnowing device

Technical Field

The utility model relates to a tea mechanical equipment is a tealeaves wind selector very much.

Background

Tea leaves are deeply favored by people as a beverage, and the quality and the taste of the tea leaves are influenced by the amount of impurities in the tea leaves. The tea is particularly important in the processing process, namely the screening of the tea, and the main purpose is to remove impurities such as dust, hair, sand and stone and the like in the tea. Rely on traditional artifical screening mode, inefficiency, the health is difficult to guarantee moreover, does not conform to the demand of modern production. Therefore, a plurality of tea winnowing devices are provided for replacing the traditional manual screening, but the existing winnowing devices still have the following problems: firstly, most of the existing equipment is relatively complex, has various structures and is expensive in manufacturing cost; secondly, the existing equipment has poor winnowing effect, and dust with weight less than that of the tea leaves, sand and stone with weight more than that of the tea leaves and the like can not be thoroughly distinguished.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a tealeaves wind selector, the device can filter out the dust that weight is less than tealeaves in the tealeaves simultaneously and impurity such as gravel and sand that weight is greater than tealeaves, has the even and thorough characteristics of screening, and overall structure is simple moreover.

The utility model discloses a following technical scheme realizes: a tea winnowing device is characterized in that: the device comprises a rack, wherein a feeding pipeline, a first conveying device, a first winnowing device, a second conveying device, a second winnowing device and a discharging device are fixedly arranged on the rack;

the feeding pipeline extends from top to bottom, the top of the feeding pipeline is provided with a feeding hole, and the bottom of the feeding pipeline is provided with a discharging hole; the input end of the first conveying device is positioned below the discharge hole of the feeding pipeline;

the first conveying device, the second conveying device and the discharging device are sequentially arranged on the rack along the transverse direction, the input end of the second conveying device is positioned below the output end of the first conveying device, a light material output channel is further arranged beside the second conveying device, the first air separation device is arranged at the joint of the output end of the first conveying device and the input end of the second conveying device, the first air separation device can enable light materials mixed in tea leaves output by the output end of the first conveying device to be adsorbed into the light material output channel, and residual materials in the tea leaves output by the output end of the first conveying device fall onto the input end of the second conveying device under the action of self weight;

the input end of the discharging device is positioned below the front side of the output end of the second conveying device, and a heavy material output channel is also arranged between the input end of the discharging device and the output end of the second conveying device; the second winnowing device is arranged at the joint of the output end of the second conveying device, the top opening of the heavy material output channel and the input end of the discharging device, the second winnowing device can enable tea leaves output by the output end of the second conveying device to be adsorbed to the input end of the discharging device, and residual heavy materials in the tea leaves output by the output end of the second conveying device fall into the heavy material output channel under the action of self weight.

Preferably, the first conveying device comprises a first material receiving disc which is arranged below the discharge port of the feeding pipeline and extends along the transverse direction, and a first vibrating device which is connected between the rack and the first material receiving disc and is used for driving the first material receiving disc to vibrate up and down to output materials, wherein the first material receiving disc is gradually inclined from top to bottom in the process that one side of the transverse input end close to the discharge port of the feeding pipeline extends to one side of the transverse output end;

the second conveying device comprises a second material receiving disc and a second vibrating device, wherein the second material receiving disc is positioned below the transverse output end of the first material receiving disc and extends in the direction far away from the first material receiving disc, and the second vibrating device is connected between the rack and the second material receiving disc and is used for driving the second material receiving disc to vibrate up and down to output materials; the second material receiving disc is gradually inclined from top to bottom in the process that one side of the transverse input end close to the transverse output end of the first material receiving disc extends to one side of the transverse output end;

the first air separation device comprises a first air exhaust device and a first splitter plate; the first air extractor is arranged above the second material receiving disc, and an air extracting opening of the first air extractor faces to the joint of the output end of the first conveying device and the input end of the second conveying device; the first flow dividing plate comprises a first inclined plate I, a first inclined plate II and a first vertical plate; the first vertical plate is vertically arranged above the input end of the second material receiving disc and is vertical to the conveying direction of the second material receiving disc; the tail end of the output end of the first receiving tray is also provided with a first partition plate which extends vertically and is parallel to the first vertical plate, and a first material outlet which is convenient for materials to advance is formed in the position, connected with the output end of the first receiving tray, of the first partition plate; a first tea passing channel is formed between the first vertical plate and the part of the first partition plate, which is positioned below the first material outlet, and a gap for the materials to pass through is reserved between the bottom end of the first vertical plate and the top surface of the second material receiving disc; the bottom end of the first inclined plate is fixedly connected to the top end of the first vertical plate, the connecting part of the first inclined plate is lower than the first material outlet, and the first inclined plate inclines towards the direction far away from the first partition plate in the upward extending process; the top end of the first inclined plate II is fixedly connected with the top end of the first inclined plate I, the first inclined plate II inclines towards the direction far away from the first partition plate in the downward extending process, and the bottom end of the first inclined plate II is connected to the opening at the top end of the light material output channel; the first inclined plate and the second inclined plate can guide light materials mixed in the tea leaves output by the output end of the first conveying device to the light material output channel under the air draft effect of the first air exhaust device;

the discharging device is composed of a conveying belt component extending and conveying along the transverse direction; the second air separation device comprises a second air extractor and a second splitter plate; the second air extractor is arranged above the joint of the output end of the second conveying device, the top opening of the heavy material output channel and the input end of the discharging device, and an air extraction opening of the second air extractor faces the joint of the output end of the second conveying device, the top opening of the heavy material output channel and the input end of the discharging device; the second flow dividing plate comprises a first inclined plate and a second inclined plate, the bottom end of the first inclined plate is connected to one side, close to the discharging device, of the opening at the upper end of the heavy material output channel, and the first inclined plate inclines towards the direction far away from the heavy material output channel in the process of extending upwards from the connecting part; the top end of the second inclined plate II is connected with the top end of the first inclined plate I, and inclines towards the direction far away from the heavy material output channel in the process of extending downwards from the connecting part; the first inclined plate and the second inclined plate can guide tea leaves output from the second material receiving disc to pass through the second tea passage to the discharging device under the air draft effect of the second air exhausting device, and heavy impurities with weight larger than the tea leaves drop into the heavy material output passage after passing through the first inclined plate.

Preferably, the first vibrating device and the second vibrating device both comprise elastic vibrating plates, elastic connecting pieces and vibrating driving assemblies for driving the elastic vibrating plates to vibrate up and down, the elastic vibrating plates extend along the transverse direction and are arranged below the first material receiving tray or the second material receiving tray, the longitudinal two sides of each elastic vibrating plate are connected with the frame through a plurality of elastic connecting pieces, and the longitudinal two sides of each first material receiving tray or the second material receiving tray are also connected with the corresponding elastic vibrating plates through a plurality of elastic connecting pieces;

the vibration driving assembly is arranged below the elastic vibration plate and comprises a first longitudinal rotating shaft, a second longitudinal rotating shaft, a driving motor, a transmission assembly, a rotating disc and a driving connecting rod, wherein the first longitudinal rotating shaft extends along the longitudinal direction and is connected to the bottom of the elastic vibration plate in a rotating mode, the second longitudinal rotating shaft is arranged in parallel with the first longitudinal rotating shaft and is connected to the rack in a rotating mode, the driving motor is arranged beside the second longitudinal rotating shaft, the transmission assembly is connected between an output shaft of the driving motor and the second longitudinal rotating shaft in a transmission mode and is used for driving the second longitudinal rotating shaft to rotate, the rotating disc is coaxially and fixedly arranged on the axial free end of the second longitudinal rotating shaft, one end of the driving connecting rod is coaxially and rotatably connected with;

the transmission assembly comprises a motor driving wheel arranged on an output shaft of the driving motor, a rotating shaft driving wheel fixedly arranged on the second longitudinal rotating shaft, and a transmission belt in transmission connection between the motor driving wheel and the rotating shaft driving wheel.

In order to further stably connect the first material receiving disc and the second material receiving disc, one side of the transverse output end of the first material receiving disc and one side of the transverse output end of the second material receiving disc are also connected with the rack through a plurality of elastic connecting pieces.

Preferably, the first air extractor and the second air extractor both comprise a base shell fixedly arranged on the frame and a fan with a rotating shaft extending along the longitudinal direction and rotatably connected in the base shell; the base shell is provided with an air inlet channel and an air outlet channel, an air suction opening of the air inlet channel faces to the output end of the corresponding first material receiving disc or the output end of the corresponding second material receiving disc, and an air outlet of the air outlet channel is arranged at the top of the base shell.

In order to control the size of the inlet air conveniently, a first movable opening and closing door which is connected with the first separating plate in a sliding mode along the vertical direction and is used for opening and closing a first material outlet is arranged on the first separating plate, and a first opening and closing driving assembly which is used for driving the first movable opening and closing door to move up and down along the vertical direction so as to control the vertical interval between the first movable opening and closing door and the first material receiving disc is further arranged on the rack;

the tail end of the output end of the second receiving disc is also provided with a second separation plate which extends vertically and upwards, a second material outlet which is convenient for the material to advance is formed in the position, connected with the output end of the second receiving disc, of the second separation plate, a second movable opening and closing door which is connected with the second separation plate in a sliding mode along the vertical direction and is used for opening and closing the second material outlet is arranged on the second separation plate, and a second opening and closing driving assembly which is used for driving the second movable opening and closing door to move up and down along the vertical direction so as to control the vertical interval between the second movable opening and closing door and the second receiving disc is further arranged;

the first drive assembly that opens and close and the second drive assembly that opens and close all include along the opening and closing pivot of longitudinal direction extension setting and rotation connection on first activity door or the second activity door and the transmission assembly that opens and close of transmission connection between opening and close pivot and first activity door or the second activity door more than a set of, open and close the transmission assembly including coaxial fixed mounting open and close the epaxial opening and closing gear, fixed setting on first activity door or the second activity door and along vertical direction extension setting and with open and close the driven rack of opening and close gear fit, still fixed being equipped with rotatory hand wheel at the axial one end of opening and close the pivot.

Compared with the prior art, the utility model has the advantages that:

1. the utility model relates to a tealeaves wind selector, the device can filter out the dust that weight is less than tealeaves in the tealeaves simultaneously and impurity such as gravel and sand that weight is greater than tealeaves, have the even and thorough characteristics of screening, overall structure is simple moreover.

2. The utility model relates to a tealeaves wind selector, first conveyor and second conveyor in the device constitute by take-up (stock) pan and vibrating device, the output tealeaves that can be evenly stable, the selection by winnowing of the tealeaves of being convenient for.

3. The utility model relates to a tealeaves wind selector, first vibrating device and second vibrating device all include elastic vibration board, elastic connecting piece among the device and are used for driving the vibration drive assembly of elastic vibration board vibration from top to bottom, whole vibrating device simple structure, the operation is stable.

4. The utility model relates to a tealeaves wind selector, horizontal output one side of first take-up (stock) pan among the device and second take-up (stock) pan also is connected with the frame through a plurality of elastic connection spare, can further stably connect first take-up (stock) pan and second take-up (stock) pan.

5. The utility model relates to a tealeaves wind selector still is equipped with first activity opening and closing door among the device and first opening and closing drive assembly, second activity opening and closing door and second opening and closing drive assembly, opens and close the lift that drive assembly can control the activity opening and closing door through control to the size of control material export, thereby the size of control air inlet.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of the tea winnowing device of the present invention;

fig. 2 is a schematic three-dimensional structure diagram of the tea winnowing device of the present invention;

fig. 3 is a schematic structural view of a first conveying device and a first opening and closing driving component in the tea winnowing device of the utility model;

fig. 4 is a first schematic structural view of the first conveying device in the tea winnowing device of the present invention;

fig. 5 is a second schematic structural view of the first conveying device in the tea winnowing device of the present invention;

fig. 6 is a third schematic structural view of the first conveying device in the tea winnowing device of the present invention.

Description of reference numerals: 1-a rack, 11-a first separating plate, 12-a second separating plate, 13-a first movable opening and closing door, 14-a second movable opening and closing door, 2-a feeding pipeline, 3-a first conveying device, 31-a first material receiving tray, 32-a first vibrating device, 4-a first air separation device, 41-a first air extraction device, 42-a first tea passing channel, 43-a light material output channel, 44-a first flow dividing plate, 441-a first inclined plate I, 442-a first inclined plate II, 443-a first vertical plate, 5-a second conveying device, 51-a second material receiving tray, 52-a second vibrating device, 6-a second air separation device, 61-a second air extraction device, 62-a heavy material output channel, 63-a second tea passing channel, 64-a second splitter plate, 641-a first second sloping plate, 642-a second sloping plate, 7-a discharging device, 81-an elastic vibrating plate, 82-a vibration driving component, 821-a first longitudinal rotating shaft, 822-a second longitudinal rotating shaft, 823-a driving motor, 824-a transmission component, 8241-a motor driving wheel, 8242-a rotating shaft driving wheel, 8243-a driving belt, 825-a rotating disc, 826-a driving connecting rod, 83-an elastic connecting piece, 91-a base shell, 92-an air inlet channel, 93-an air outlet channel, a-a first opening and closing driving component, a 1-an opening and closing rotating shaft, a 2-an opening and closing transmission component, a 21-an opening and closing gear, a 22-an opening and closing rack, a 3-a rotating hand wheel and b-a second opening and closing driving component.

Detailed Description

The invention is explained in detail below with reference to the accompanying drawings:

as shown in fig. 1-6, a tea winnowing device is characterized in that: the device comprises a rack 1, wherein a feeding pipeline 2, a first conveying device 3, a first winnowing device 4, a second conveying device 5, a second winnowing device 6 and a discharging device 7 are fixedly arranged on the rack 1;

the feeding pipeline 2 extends from top to bottom, the top of the feeding pipeline is provided with a feeding hole, and the bottom of the feeding pipeline is provided with a discharging hole; the input end of the first conveying device 3 is positioned below the discharge hole of the feeding pipeline 2;

the first conveying device 3, the second conveying device 5 and the discharging device 7 are sequentially arranged on the rack 1 along the transverse direction, the input end of the second conveying device 5 is positioned below the output end of the first conveying device 3, a light material output channel 43 is further arranged beside the second conveying device 5, the first air separation device 4 is arranged at the joint of the output end of the first conveying device 3 and the input end of the second conveying device 5, the first air separation device 4 can enable light materials mixed in tea leaves output by the output end of the first conveying device 3 to be adsorbed into the light material output channel 43, and residual materials in the tea leaves output by the output end of the first conveying device 3 fall onto the input end of the second conveying device 5 under the action of self weight;

the input end of the discharging device 7 is positioned below the front side of the output end of the second conveying device 5, and a heavy material output channel 62 is also arranged between the input end of the discharging device 7 and the output end of the second conveying device 5; the second winnowing device 6 is arranged at the joint of the output end of the second conveying device 5, the top opening of the heavy material output channel 62 and the input end of the discharging device 7, the second winnowing device 6 can enable tea leaves output by the output end of the second conveying device 5 to be adsorbed to the input end of the discharging device 7, and residual heavy materials in the tea leaves output by the output end of the second conveying device 5 fall into the heavy material output channel 62 under the action of self weight.

As shown in fig. 1 to 6, preferably, the first conveying device 3 includes a first receiving tray 31 disposed below the discharge port of the feed pipe 2 and extending along the transverse direction, and a first vibrating device 32 connected between the frame 1 and the first receiving tray 31 for driving the first receiving tray 31 to vibrate up and down to output the material, wherein the first receiving tray 31 is disposed to be gradually inclined from top to bottom in the process of extending from the side close to the transverse input end to the side of the transverse output end of the discharge port of the feed pipe 2;

the second conveying device 5 comprises a second receiving tray 51 which is positioned below the transverse output end of the first receiving tray 31 and extends in the direction away from the first receiving tray 31, and a second vibrating device 52 which is connected between the rack 1 and the second receiving tray 51 and is used for driving the second receiving tray 51 to vibrate up and down to output materials; the second material receiving tray 51 is gradually inclined from top to bottom in the process that one side of the transverse input end close to the transverse output end of the first material receiving tray 31 extends to one side of the transverse output end;

the first air separation device 4 comprises a first air extractor 41 and a first splitter plate 44; the first air extractor 41 is arranged above the second material receiving disc 51, and an air extracting opening of the first air extractor 41 faces to the joint of the output end of the first conveying device 3 and the input end of the second conveying device 5; the first splitter plate 44 includes a first inclined plate 441, a second inclined plate 442, and a first vertical plate 443; the first vertical plate 443 is vertically arranged above the input end of the second material receiving tray 51 and is perpendicular to the conveying direction of the second material receiving tray 51; the tail end of the output end of the first material receiving disc 31 is also provided with a first partition plate 11 which extends vertically and is parallel to the first vertical plate 443, and a first material outlet which is convenient for materials to advance is formed in the position, where the first partition plate 11 is connected with the output end of the first material receiving disc 31; a first tea passing channel 42 is formed between the first vertical plate 443 and the part of the first partition plate 11 below the first material outlet, and a gap for facilitating the material to pass through is reserved between the bottom end of the first vertical plate 443 and the top surface of the second material receiving tray 51; the bottom end of the first inclined plate 441 is fixedly connected to the top end of the first vertical plate 443, the connecting part of the first inclined plate 441 is lower than the first material outlet, and the first inclined plate 441 inclines in a direction away from the first partition plate 11 in the upward extending process; the top end of the second inclined plate 442 is fixedly connected with the top end of the first inclined plate 441, the second inclined plate 442 inclines towards the direction far away from the first partition plate 11 in the downward extending process, and the bottom end of the second inclined plate 442 is connected to the opening at the top end of the light material output channel 43; the first inclined plate 441 and the second inclined plate 442 can guide the light materials mixed in the tea leaves output by the output end of the first conveying device 3 to the light material output channel 43 under the air draft effect of the first air exhaust device 41;

the discharging device 7 is composed of a conveying belt component extending and conveying along the transverse direction; the second winnowing device 6 comprises a second air extractor 61 and a second splitter plate 64; the second air extractor 61 is arranged above the joint of the output end of the second conveying device 5, the top opening of the heavy material output channel 62 and the input end of the discharging device 7, and the air suction opening of the second air extractor 61 faces the joint of the output end of the second conveying device 5, the top opening of the heavy material output channel 62 and the input end of the discharging device 7; the second flow dividing plate 64 comprises a first inclined plate 641 and a second inclined plate 642, the bottom end of the first inclined plate 641 is connected to the upper end opening of the heavy material output channel 62 and close to one side of the discharging device 7, and the first inclined plate is inclined towards the direction far away from the heavy material output channel 62 in the process of extending upwards from the connecting part; the top end of the second inclined plate II 642 is connected with the top end of the second inclined plate I641, and inclines towards the direction far away from the heavy material output channel 62 in the process of extending downwards from the connecting part, a baffle positioned in front of the second inclined plate II 642 is also vertically arranged above the discharging device 7, and a second tea-passing channel 63 is formed between the baffle and the second inclined plate II 642; the first inclined plate 641 and the second inclined plate 642 can guide the tea leaves output from the second material receiving tray 51 to the discharging device 7 through the second tea passing channel 63 under the air draft action of the second air exhausting device 61, and the heavy impurities with the weight larger than that of the tea leaves fall into the heavy material output channel 62 through the first inclined plate 641.

As shown in fig. 1-2 and 4-6, preferably, each of the first vibrating device 32 and the second vibrating device 52 includes an elastic vibrating plate 81, an elastic connecting member 83, and a vibration driving assembly 82 for driving the elastic vibrating plate 81 to vibrate up and down, the elastic vibrating plate 81 extends in the transverse direction and is disposed below the first receiving tray 31 or the second receiving tray 51, both longitudinal sides of the elastic vibrating plate 81 are connected to the frame 1 through a plurality of elastic connecting members 83, and both longitudinal sides of the first receiving tray 31 or the second receiving tray 51 are also connected to the corresponding elastic vibrating plate 81 through a plurality of elastic connecting members 83;

the vibration driving assembly 82 is arranged below the elastic vibration plate 81, the vibration driving assembly 82 comprises a first longitudinal rotating shaft 821 which extends along the longitudinal direction and is rotatably connected to the bottom of the elastic vibration plate 81, a second longitudinal rotating shaft 822 which is arranged in parallel with the first longitudinal rotating shaft 821 and is rotatably connected to the frame 1, a driving motor 823 which is arranged beside the second longitudinal rotating shaft 822, a transmission assembly 824 which is in transmission connection between an output shaft of the driving motor 823 and the second longitudinal rotating shaft 822 and is used for driving the second longitudinal rotating shaft 822 to rotate, a rotating disc 825 which is coaxially and fixedly arranged at the axial free end of the second longitudinal rotating shaft 822, and a driving connecting rod 826 which has one end coaxially and rotatably connected with the middle part of the first longitudinal rotating shaft 821 and has the other end eccentrically and rotatably connected to the rotating disc 825;

the transmission assembly 824 includes a motor driving wheel 8241 disposed on an output shaft of the driving motor 823, a rotation shaft driving wheel 8242 fixedly disposed on the second longitudinal rotation shaft 822, and a transmission belt 8243 drivingly connected between the motor driving wheel 8241 and the rotation shaft driving wheel 8242.

As shown in fig. 1-2 and 4-6, in order to further stably connect the first receiving tray and the second receiving tray, the lateral output end sides of the first receiving tray 31 and the second receiving tray 51 are also connected with the frame 1 through a plurality of elastic connecting pieces 83.

As shown in fig. 1-2, preferably, each of the first air extractor 41 and the second air extractor 61 comprises a base shell 91 fixedly arranged on the frame 1, and a fan with a rotating shaft extending along the longitudinal direction and rotatably connected in the base shell 91; an air inlet channel 92 and an air outlet channel 93 are arranged on the base shell 91, an air suction opening of the air inlet channel 92 faces to the output end of the corresponding first material receiving tray 31 or the output end of the corresponding second material receiving tray 51, and an air outlet of the air outlet channel 93 is arranged at the top of the base shell 91.

As shown in fig. 1-3, in order to facilitate controlling the size of the intake air, a first movable opening and closing door 13 which is connected with the first partition plate 11 in a sliding manner along the vertical direction and is used for opening and closing a first material outlet is arranged on the first partition plate, and a first opening and closing driving assembly a which is used for driving the first movable opening and closing door 13 to move up and down along the vertical direction so as to control the vertical interval between the first movable opening and closing door 13 and the first material receiving tray 31 is further arranged on the rack 1;

the tail end of the output end of the second receiving tray 51 is also provided with a second partition plate 12 which extends vertically and upwards, a second material outlet which is convenient for the material to advance is formed in the position, connected with the output end of the second receiving tray 51, of the second partition plate 12, a second movable opening and closing door 14 which is connected with the second partition plate 12 in a sliding mode along the vertical direction and used for opening and closing the second material outlet is formed in the second partition plate 12, and a second opening and closing driving assembly b which is used for driving the second movable opening and closing door 14 to move up and down along the vertical direction so as to control the vertical interval between the second movable opening and closing door 14 and the second receiving tray 51 is further arranged on the rack;

the first opening and closing driving assembly a and the second opening and closing driving assembly b respectively comprise an opening and closing rotating shaft a1 which is arranged in an extending mode along the longitudinal direction and is connected to the first movable opening and closing door 13 or the second movable opening and closing door 14 in a rotating mode, and more than one opening and closing transmission assembly a2 which is connected between the opening and closing rotating shaft a1 and the first movable opening and closing door 13 or the second movable opening and closing door 14 in a transmission mode, the opening and closing transmission assembly a2 comprises an opening and closing gear a21 which is coaxially and fixedly installed on the opening and closing rotating shaft a1, an opening and closing rack a22 which is fixedly arranged on the first movable opening and closing door 13 or the second movable opening and closing door 14 in an extending mode along the vertical direction and is matched with the opening and closing gear a21 for transmission, and a rotating hand wheel a 3.

While the present invention has been shown and described with reference to particular embodiments and alternatives thereof, it will be understood that various changes and modifications can be made without departing from the spirit and scope of the invention. It is understood, therefore, that the invention is not to be limited, except as by the appended claims and their equivalents.

Claims

1. A tea winnowing device is characterized in that: the device comprises a rack (1), wherein a feeding pipeline (2), a first conveying device (3), a first winnowing device (4), a second conveying device (5), a second winnowing device (6) and a discharging device (7) are fixedly arranged on the rack (1);

the feeding pipeline (2) extends from top to bottom, the top of the feeding pipeline is provided with a feeding hole, and the bottom of the feeding pipeline is provided with a discharging hole; the input end of the first conveying device (3) is positioned below the discharge hole of the feeding pipeline (2);

the first conveying device (3), the second conveying device (5) and the discharging device (7) are sequentially arranged on the rack (1) along the transverse direction, the input end of the second conveying device (5) is positioned below the output end of the first conveying device (3), a light material output channel (43) is further arranged beside the second conveying device (5), the first air separation device (4) is arranged at the joint of the output end of the first conveying device (3) and the input end of the second conveying device (5), the first air separation device (4) can enable light materials mixed in tea leaves output from the output end of the first conveying device (3) to be adsorbed into the light material output channel (43), and residual materials in the tea leaves output from the output end of the first conveying device (3) fall onto the input end of the second conveying device (5) under the action of self weight;

the input end of the discharging device (7) is positioned below the front side of the output end of the second conveying device (5), and a heavy material output channel (62) is also arranged between the input end of the discharging device (7) and the output end of the second conveying device (5); the second winnowing device (6) is arranged at the joint of the output end of the second conveying device (5), the top end opening of the heavy material output channel (62) and the input end of the discharging device (7), the second winnowing device (6) can enable tea leaves output by the output end of the second conveying device (5) to be adsorbed to the input end of the discharging device (7), and residual heavy materials in the tea leaves output by the output end of the second conveying device (5) fall into the heavy material output channel (62) under the action of self weight.

2. The tea winnowing device of claim 1, wherein: the first conveying device (3) comprises a first material receiving disc (31) which is arranged below the discharge hole of the feeding pipeline (2) and extends along the transverse direction, and a first vibrating device (32) which is connected between the rack (1) and the first material receiving disc (31) and is used for driving the first material receiving disc (31) to vibrate up and down to output materials, wherein the first material receiving disc (31) is gradually arranged in an inclined manner from top to bottom in the process of extending from one side of the transverse input end close to the discharge hole of the feeding pipeline (2) to one side of the transverse output end;

the second conveying device (5) comprises a second material receiving disc (51) which is positioned below the transverse output end of the first material receiving disc (31) and extends in the direction far away from the first material receiving disc (31), and a second vibrating device (52) which is connected between the rack (1) and the second material receiving disc (51) and is used for driving the second material receiving disc (51) to vibrate up and down to output materials; the second material receiving disc (51) is gradually inclined from top to bottom in the process that one side of the transverse input end close to the transverse output end of the first material receiving disc (31) extends to one side of the transverse output end;

the first air separation device (4) comprises a first air exhaust device (41) and a first splitter plate (44); the first air extractor (41) is arranged above the second material receiving disc (51), and an air extracting opening of the first air extractor (41) faces to the joint of the output end of the first conveying device (3) and the input end of the second conveying device (5); the first flow dividing plate (44) comprises a first inclined plate (441), a second inclined plate (442) and a first vertical plate (443); the first vertical plate (443) is vertically arranged above the input end of the second receiving tray (51) and is perpendicular to the conveying direction of the second receiving tray (51); the tail end of the output end of the first material receiving disc (31) is also provided with a first partition plate (11) which extends vertically and is parallel to the first vertical plate (443), and a first material outlet which is convenient for the materials to advance is formed in the position, connected with the output end of the first material receiving disc (31), of the first partition plate (11); a first tea passing channel (42) is formed between the first vertical plate (443) and the part of the first partition plate (11) below the first material outlet, and a gap for facilitating the material to pass through is reserved between the bottom end of the first vertical plate (443) and the top surface of the second material receiving tray (51); the bottom end of the first inclined plate (441) is fixedly connected to the top end of the first vertical plate (443), the connecting part of the first inclined plate is lower than the first material outlet, and the first inclined plate (441) inclines towards the direction far away from the first partition plate (11) in the upward extending process; the top end of the first inclined plate II (442) is fixedly connected with the top end of the first inclined plate I (441), the first inclined plate II (442) inclines towards the direction far away from the first partition plate (11) in the downward extending process, and the bottom end of the first inclined plate II (442) is connected to the opening at the top end of the light material output channel (43); the first inclined plate (441) and the second inclined plate (442) can guide light materials mixed in the tea leaves output by the output end of the first conveying device (3) to the light material output channel (43) under the air draft effect of the first air exhaust device (41);

the discharging device (7) is composed of a conveying belt component which extends and conveys along the transverse direction; the second winnowing device (6) comprises a second air extracting device (61) and a second splitter plate (64); the second air extractor (61) is arranged above the joint of the output end of the second conveying device (5), the top opening of the heavy material output channel (62) and the input end of the discharging device (7), and the air extraction opening of the second air extractor (61) faces the joint of the output end of the second conveying device (5), the top opening of the heavy material output channel (62) and the input end of the discharging device (7); the second flow dividing plate (64) comprises a first inclined plate (641) and a second inclined plate (642), the bottom end of the first inclined plate (641) is connected to the upper end opening of the heavy material output channel (62) and close to one side of the discharging device (7), and the first inclined plate inclines towards the direction far away from the heavy material output channel (62) in the process of extending upwards from the connecting part; the top end of the second inclined plate II (642) is connected to the top end of the second inclined plate I (641), and inclines towards the direction far away from the heavy material output channel (62) in the process of extending downwards from the connecting part, a baffle positioned in front of the second inclined plate II (642) is also vertically arranged above the discharging device (7), and a second tea passing channel (63) is formed between the baffle and the second inclined plate II (642); the first inclined plate (641) and the second inclined plate (642) can guide the tea leaves output from the second material receiving tray (51) to the discharging device (7) through the second tea passing channel (63) under the air draft effect of the second air exhausting device (61), and the heavy impurities with the weight larger than that of the tea leaves fall into the heavy material output channel (62) through the first inclined plate (641).

3. The tea winnowing device of claim 2, wherein: the first vibrating device (32) and the second vibrating device (52) respectively comprise an elastic vibrating plate (81), an elastic connecting piece (83) and a vibrating driving assembly (82) for driving the elastic vibrating plate (81) to vibrate up and down, the elastic vibrating plate (81) extends along the transverse direction and is arranged below the first material receiving plate (31) or the second material receiving plate (51), the longitudinal two sides of the elastic vibrating plate (81) are connected with the frame (1) through a plurality of elastic connecting pieces (83), and the longitudinal two sides of the first material receiving plate (31) or the second material receiving plate (51) are also connected with the corresponding elastic vibrating plates (81) through a plurality of elastic connecting pieces (83);

the vibration driving assembly (82) is arranged below the elastic vibration plate (81), the vibration driving assembly (82) comprises a first longitudinal rotating shaft (821) which extends along the longitudinal direction and is rotatably connected to the bottom of the elastic vibration plate (81), a second longitudinal rotating shaft (822) which is arranged in parallel with the first longitudinal rotating shaft (821) and is rotatably connected to the rack (1), and a driving motor (823) which is arranged at the side of the second longitudinal rotating shaft (822), the transmission assembly (824) is in transmission connection between an output shaft of the driving motor (823) and the second longitudinal rotating shaft (822) and used for driving the second longitudinal rotating shaft (822) to rotate, the rotating disc (825) is coaxially and fixedly arranged at the axial free end of the second longitudinal rotating shaft (822), and the driving connecting rod (826) is coaxially and rotatably connected with the middle of the first longitudinal rotating shaft (821) at one end and is eccentrically and rotatably connected to the rotating disc (825) at the other end;

the transmission assembly (824) comprises a motor driving wheel (8241) arranged on an output shaft of the driving motor (823), a rotating shaft driving wheel (8242) fixedly arranged on the second longitudinal rotating shaft (822), and a transmission belt (8243) in transmission connection between the motor driving wheel (8241) and the rotating shaft driving wheel (8242).

4. The tea winnowing device of claim 3, wherein: one side of the transverse output end of the first material receiving disc (31) and one side of the transverse output end of the second material receiving disc (51) are also connected with the frame (1) through a plurality of elastic connecting pieces (83).

5. The tea winnowing device of claim 2, wherein: the first air exhaust device (41) and the second air exhaust device (61) respectively comprise a base shell (91) fixedly arranged on the rack (1) and a fan with a rotating shaft extending along the longitudinal direction and rotatably connected in the base shell (91); the air conditioner is characterized in that an air inlet channel (92) and an air outlet channel (93) are arranged on the base shell (91), an air suction opening of the air inlet channel (92) faces to the output end of the corresponding first material receiving disc (31) or the output end of the corresponding second material receiving disc (51), and an air outlet of the air outlet channel (93) is arranged at the top of the base shell (91).

6. The tea winnowing device of claim 2, wherein: the first separation plate (11) is provided with a first movable opening and closing door (13) which is connected with the first separation plate in a sliding mode along the vertical direction and used for opening and closing a first material outlet, and the rack (1) is further provided with a first opening and closing driving assembly (a) which is used for driving the first movable opening and closing door (13) to move up and down along the vertical direction so as to control the vertical interval between the first movable opening and closing door (13) and the first material receiving disc (31);

the tail end of the output end of the second receiving disc (51) is also provided with a second separation plate (12) which vertically extends upwards, a second material outlet which is convenient for the material to advance is formed in the position, connected with the output end of the second receiving disc (51), of the second separation plate (12), a second movable opening and closing door (14) which is connected with the second separation plate in a sliding mode along the vertical direction and used for opening and closing the second material outlet is arranged on the second separation plate (12), and a second opening and closing driving assembly (b) which is used for driving the second movable opening and closing door (14) to move up and down along the vertical direction so as to control the vertical interval between the second movable opening and closing door (14) and the second receiving disc (51) is further arranged on the rack (;

the first opening and closing driving assembly (a) and the second opening and closing driving assembly (b) respectively comprise an opening and closing rotating shaft (a1) which is arranged in a longitudinal direction in an extending mode and is connected to the first movable opening and closing door (13) or the second movable opening and closing door (14) in a rotating mode, and more than one opening and closing driving assembly (a2) which is connected between the opening and closing rotating shaft (a1) and the first movable opening and closing door (13) or the second movable opening and closing door (14) in a transmission mode, the opening and closing driving assembly (a2) comprises an opening and closing gear (a21) which is coaxially and fixedly installed on an opening and closing rotating shaft (a1), an opening and closing rack (a22) which is fixedly arranged on the first movable opening and closing door (13) or the second movable opening and closing door (14) in a vertical direction in an extending mode and is matched with the opening and closing gear (a21) in a transmission mode, and a rotating hand wheel (.