CN213255637U

CN213255637U - A sieving mechanism that is used for Huangshan maofeng tea leaves that completes

Info

Publication number: CN213255637U
Application number: CN202021950341.2U
Authority: CN
Inventors: 许文胜; 桂利权; 张峰; 蒋武杰; 胡军顺
Original assignee: Xieyuda Tea Co ltd
Current assignee: Xieyuda Tea Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-05-25
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to the technical field of tea processing equipment, and provides a screening device for Huangshan Maofeng tea leaves, aiming at solving the problems that the traditional tea leaves screening device is mostly of a single-net structure, only broken tea leaves can be removed, the thickness is uneven after screening, and the quality cannot be distinguished; screening mechanism includes that two levels set up the sieve dish in screening machine incasement chamber about being, and the both sides of sieve dish all are connected with the inside wall of screening machine case through a plurality of elastic telescopic rod, and the inside horizontal installation of sieve dish has the screen cloth that is used for the tealeaves screening, and the back wall mid-mounting of sieve dish has annular rack. The utility model discloses be particularly useful for the meticulous screening of Huangshan maofeng tea leaves that deactivate, have higher social use value and application prospect.

Description

A sieving mechanism that is used for Huangshan maofeng tea leaves that completes

Technical Field

The utility model relates to a tea processing equipment technical field, concretely relates to a sieving mechanism that is used for Huangshan maofeng tea leaves that completes.

Background

The tea is from China, contains components such as catechin, cholestenone, caffeine, inositol, folic acid, pantothenic acid and the like, can improve human health, and is known as one of the three major beverages in the world.

Huangshan Maofeng is one of ten famous teas in China, belongs to green tea, is produced in Huangshan (Huizhou) of Anhui province, and is also called Huizhou tea. The tea is slightly coiled, looks like a sparrow tongue, is yellowish in the middle of green, has exposed silver hair, has golden yellow fish leaves (commonly called golden sheet), is brewed in a cup to have a fog and gas top, has clear, green and slightly yellow tea liquor, is yellow green and active at the leaf bottom, has mellow and sweet taste, has the fragrance like blue, and has profound lingering charm. The new tea leaves are white and white, have sharp buds and are awn, and the fresh leaves are collected from the peak of Huangshan mountain, so the tea is named as Huangshan Maofeng.

The Huangshan Maofeng tea needs to be screened according to the size and quality of the enzyme-deactivated leaves after enzyme deactivation, so that the leaves with different sizes are sorted out on the one hand, and the tea quality is guaranteed for removing broken tea leaves generated during enzyme deactivation on the other hand. Traditional tea leaf sieving mechanism that completes mostly is single-mesh structure, can only get rid of garrulous tea grounds, causes the uneven condition of tea leaf thickness that still appears completing after the screening, can't distinguish the quality.

The patent with publication number CN208004281U discloses a tea leaf screening device, which comprises a screening bed and a power device, wherein the power device comprises a motor, an eccentric wheel and a transmission shaft, the motor drives the eccentric wheel to rotate, the eccentric wheel drives the transmission shaft to reciprocate in the vertical direction, and the transmission shaft drives a screen to reciprocate in the vertical direction; the screening bed is equipped with the screen cloth that at least two-layer was put to one side, and the oblique lower extreme position of screen cloth is provided with the play tea mouth with every layer of screen cloth matched with, screen cloth and transmission shaft fixed connection, the device simple structure, screening efficiency is high, but the device has the condition that can't distinguish the quality. Therefore, a screening device for the Huangshan Maofeng tea leaves is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a sieving mechanism for yellow mountain maofeng leaf has overcome the not enough of prior art, reasonable in design, and compact structure aims at solving traditional leaf sieving mechanism that completes, mostly is single-net structure, can only get rid of garrulous tea-leaf, causes still to appear after the screening that the leaf thickness that completes is uneven, can't distinguish the problem of quality.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a screening device for Huangshan Maofeng tea leaves comprises a screening machine case and a lower machine case, wherein the lower end of the screening machine case is installed in a penetrating mode, a plurality of pad feet are installed at the lower end of the lower machine case, a feed hopper is inserted into the upper end of the screening machine case in a penetrating mode, and a screening mechanism is arranged in an inner cavity of the screening machine case;

the screening mechanism comprises two screen discs which are horizontally arranged in an inner cavity of a screening machine box from top to bottom, two sides of each screen disc are connected with the inner side wall of the screening machine box through a plurality of elastic telescopic rods, a screen mesh for screening tea is horizontally arranged in each screen disc, an annular rack is arranged in the middle of the rear wall of each screen disc, two groups of parallel teeth in each annular rack are alternately meshed with a missing gear, the rear shaft end of each missing gear extends to the outer cavity of the screening machine box and is coaxially provided with a transmission chain wheel, the two transmission chain wheels are connected through a chain, one transmission chain wheel is arranged at the output end of a driving motor, and the driving motor is arranged on the rear wall of the screening machine box through a support;

the below slope of feeder hopper output is equipped with trickling the board, and trickles the upper end of board and articulate on the inner wall of screening machine case, trickles one side that the board is close to screening machine incasement wall and is connected with the inside wall of screening machine case through a plurality of expanding spring.

Preferably, be equipped with preceding closed piece on the antetheca of sieve dish, and preceding closed piece is including articulating the preceding closed plate on sieve dish front end upper portion, and the inboard both ends of preceding closed plate all are connected with electric putter's flexible end through articulated seat, and electric putter's the other end all is connected with the inside wall of sieve dish through articulated seat.

Preferably, the front wall of the lower case is provided with a residue collection box in an inserted mode in a sliding mode, and the front wall of the residue collection box is provided with a handle.

Preferably, the lower end of the dripping plate is abutted against the edge of the side wall of the cam, the cam is rotatably installed on the rear wall of the screening machine case, the rear shaft end of the cam extends to the outer cavity of the screening machine case and is coaxially provided with a driven belt wheel, the driven belt wheel is connected with a driving belt wheel through a driving belt, and the driving belt wheel is coaxially installed on one of the driving chain wheels.

Preferably, a front door for taking materials is mounted on the front wall of the screening machine box corresponding to the two front closing parts.

Preferably, a control panel is installed on the front wall of the screening case, a display screen and a control button are arranged on the control panel, and a PLC is arranged in the control panel.

(III) advantageous effects

The embodiment of the utility model provides a sieving mechanism for Huangshan maofeng leaves that completes possesses following beneficial effect:

1. through the integrated configuration of screening quick-witted case and screening mechanism, the Mount Huang maofeng tea leaves got into the screening quick-witted case and dropped to the sieve tray that is located the top, and driving motor starts, through the drive mechanism of two driving sprocket and chain, and the cooperation lacks the inside two sets of parallel teeth of gear rotation meshing annular rack in turn, drives two sieve trays level and moves to reciprocating sieve about, has realized the screening of big leaf, leaflet and garrulous tea grounds in the Mount Huang maofeng tea leaves.

2. Get into screening machine case and drop to flowing on the board through yellow mountain maofeng tea leaf that completes, drop to the sieve tray that is located the top through the buffering that flows the board, expanding spring's setting, effectual messenger's tealeaves oppresses expanding spring after piling up certain weight for flow board inclination increases, quick completion buffering feeding.

3. Through the integrated configuration of sieve tray and preceding closed member, when the front box door was opened and is got the material, electric putter started, and the closed plate rotated along the pin joint before promoting, opened the antetheca of sieve tray, the quick collection of the Huangshan maofeng leaf of being convenient for.

4. Through the integrated configuration of trickling board and cam, when the sieve tray level was to reciprocating sieve about, the cam rotated and realized trickling the swing back and forth of certain angle of board, and the gentle unloading screening of the gentle unloading of convenient assurance Huangshan maofeng leaf on the one hand is also with the even scattering of Huangshan maofeng leaf in the sieve tray of top, assurance screening effect on the other hand.

Drawings

The above features, technical features, advantages and implementations of a screening apparatus for the blanched leaves of Huangshan Maofeng are further described in the following detailed description of preferred embodiments with reference to the accompanying drawings.

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

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a rear view structural diagram of the present invention;

FIG. 4 is a side sectional view of the combination of the screen tray and the front closure member of the present invention;

fig. 5 is a rear view structural diagram of the combined structure of the middle sieve tray, the annular rack and the gear lacking of the present invention.

In the figure: the screening machine box 1, the lower machine box 2, the foot pad 3, the residue collection box 4, the handle 41, the feed hopper 5, the control panel 6, the screening mechanism 7, the front box door 70, the trickling plate 71, the cam 72, the extension spring 73, the screen disc 74, the screen 75, the elastic extension rod 76, the front closing part 77, the front closing plate 771, the electric push rod 772, the hinge seat 773, the annular rack 78, the missing gear 79, the transmission chain wheel 710, the chain 711, the driving motor 712, the driving belt 713, the transmission belt 714 and the driven belt 715.

Detailed Description

The invention will be further described with reference to the following figures 1-5 and examples:

example 1

A screening device for Huangshan Maofeng tea leaves comprises a screening case 1 and a lower case 2 which is arranged at the lower end of the screening case 1 in a penetrating way, wherein a plurality of pad feet 3 are arranged at the lower end of the lower case 2, a feed hopper 5 is arranged at the upper end of the screening case 1 in a penetrating way and used for feeding Huangshan Maofeng tea leaves, and a screening mechanism 7 is arranged in an inner cavity of the screening case 1 and used for screening large leaves, small leaves and broken tea residues in the Huangshan Maofeng tea leaves;

in this embodiment, as shown in fig. 2-5, the screening mechanism 7 includes two screening trays 74 horizontally disposed in the inner cavity of the screening machine case 1, and both sides of the sieve tray 74 are connected with the inner side wall of the sieving machine case 1 through a plurality of elastic telescopic rods 76, a sieve screen 75 for tea sieving is horizontally arranged in the sieve tray 74, it will be appreciated that the mesh size of the upper screen 75 is larger than the mesh size of the lower screen 75, the central portion of the rear wall of the tray 74 is provided with an annular rack 78, two groups of parallel teeth in the annular rack 78 are alternately meshed with a missing gear 79, the rear shaft end of the missing gear 79 extends to the outer cavity of the screening machine case 1 and is coaxially provided with a transmission chain wheel 710, the two transmission chain wheels 710 are connected through a chain 711, one of the driving sprockets 710 is installed at the output end of a driving motor 712, and the driving motor 712 is installed on the rear wall of the screening machine case 1 through a bracket;

in this embodiment, as shown in fig. 2, a dripping plate 71 is obliquely arranged below the output end of the feeding hopper 5, the upper end of the dripping plate 71 is hinged to the inner wall of the screening machine case 1, and one side of the dripping plate 71, which is close to the inner side wall of the screening machine case 1, is connected with the inner side wall of the screening machine case 1 through a plurality of expansion springs 73;

in the embodiment, the Huangshan Maofeng tea leaves enter the screening machine case 1 and fall onto the dripping plate 71, and fall into the screen disc 74 positioned above through the buffering of the dripping plate 71, and the arrangement of the telescopic spring 73 effectively enables the tea leaves to be accumulated with a certain weight and then press the telescopic spring 73, so that the inclination angle of the dripping plate 71 is increased, and the buffering feeding is rapidly completed; driving motor 712 starts, through the transmission mechanism of two driving sprocket 710 and chain 711, drive two and lack gear 79 synchronous rotations, and then realized lacking gear 79 and rotate two sets of parallel teeth inside meshing annular rack 78 in turn, drive two sieve trays 74 levels and to reciprocating motion about, realized the screening of big leaf, leaflet and garrulous tea grounds in Huangshan maofeng tea-leaf, big leaf is retained in sieve tray 74 above, the leaflet is retained in sieve tray 74 below, the residue drops to the inner chamber of lower quick-witted case 2.

In this embodiment, as shown in fig. 1, the residue collection box 4 is slidably inserted on the front wall of the lower case 2, and a handle 41 is installed on the front wall of the residue collection box 4 for collecting tea residues generated during screening, so as to conveniently discharge residues.

In this embodiment, as shown in fig. 1-2, the lower end of the flowing plate 71 abuts against the sidewall edge of the cam 72, the cam 72 is rotatably installed on the rear wall of the screening machine case 1, the rear shaft end of the cam 72 extends to the outer cavity of the screening machine case 1 and is coaxially installed with the driven pulley 715, the driven pulley 715 is connected with the driving pulley 713 through the driving belt 714, the driving pulley 713 is coaxially installed on one of the driving sprockets 710, and the driving motor 712 is driven to rotate by the driving mechanism of the driven pulley 715, the driving belt 714 and the driving pulley 713, so as to swing the flowing plate 71 back and forth at a certain angle.

In this embodiment, as shown in fig. 1, a front door 70 for taking materials is installed on the front wall of the screening chassis 1 corresponding to the two front closing members 77, and the large leaf and the small leaf of the screened Huangshan Maofeng tea leaves can be collected by opening the front door 70.

In this embodiment, as shown in fig. 1, a control panel 6 is installed on the front wall of the screening chassis 1, a display screen and a control button are installed on the control panel 6, and a PLC controller is installed in the control panel 6, in this embodiment, the model of the PLC controller is siemens S7-200, and the control panel 6 is connected to a driving motor 712 through an electrical control line;

the processing personnel combines the PLC controller through controlling control button on the control panel 6, and the start-stop and the rotational speed of the driving motor 712 are effectively controlled, so that the screening of the large leaves, the small leaves and the broken tea leaves in the Huangshan Maofeng tea leaves is ensured.

Example 2

The difference between the present embodiment and embodiment 1 is that, as shown in fig. 2 and 4, a front closing member 77 is disposed on the front wall of the sieve tray 74, and the front closing member 77 includes a front closing plate 771 hinged to the upper portion of the front end of the sieve tray 74, both ends of the inner side of the front closing plate 771 are connected to a telescopic end of an electric push rod 772 through a hinge seat 773, and the other end of the electric push rod 772 is connected to the inner side wall of the sieve tray 74 through a hinge seat 773, when the front box door 70 is opened to take materials, the electric push rod 772 is started, the front closing plate 771 is pushed to rotate along the hinge point, the front wall of the sieve tray 74 is opened, and rapid collection of the Huangshan Maofeng.

Other undescribed structures refer to example 1.

The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims

1. A screening device for Huangshan Maofeng tea leaves comprises a screening machine box and a lower machine box, wherein the lower end of the screening machine box is installed in a penetrating mode;

2. The screening device for the blanched leaves of Huangshan Maofeng as claimed in claim 1, wherein: be equipped with preceding closed piece on the antetheca of sieve tray, and preceding closed piece is including articulating the preceding closed plate on sieve tray front end upper portion, and the inboard both ends of preceding closed plate all are connected with electric putter's flexible end through articulated seat, and electric putter's the other end all is connected with the inside wall of sieve tray through articulated seat.

3. The screening device for the blanched leaves of Huangshan Maofeng as claimed in claim 1, wherein: and a residue collecting box is inserted on the front wall of the lower case in a sliding manner, and a handle is installed on the front wall of the residue collecting box.

4. The screening device for the blanched leaves of Huangshan Maofeng as claimed in claim 1, wherein: the lower end of the dripping plate is abutted to the edge of the side wall of the cam, the cam is rotatably installed on the rear wall of the screening case, the rear shaft end of the cam extends to the outer cavity of the screening case and is coaxially provided with a driven belt wheel, the driven belt wheel is connected with a driving belt wheel through a driving belt, and the driving belt wheel is coaxially installed on one of the driving chain wheels.

5. The screening device for the blanched leaves of Huangshan Maofeng as claimed in claim 2, wherein: and front doors for taking materials are arranged on the front walls of the screening machine case corresponding to the positions of the two front sealing parts.

6. The screening device for the blanched leaves of Huangshan Maofeng as claimed in claim 1, wherein: install control panel on the antetheca of screening machine case, and be equipped with display screen and control button on the control panel, control panel embeds there is the PLC controller.