CN2317960Y

CN2317960Y - Machine for screening tea

Info

Publication number: CN2317960Y
Application number: CN 97243586
Authority: CN
Inventors: 黄仲佑
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-11-07
Filing date: 1997-11-07
Publication date: 1999-05-12
Anticipated expiration: 2007-11-07

Abstract

The utility model relates to a machine for sieving tea leaves. The utility model mainly has the technical proposal that tea leaves firstly pass through a primarily separating sieve to brush the sieve, then the tea leaves enter a first-stage selecting layer which is formed by that an obstructing drum is matched between two sieving rolling drums and a circular brushing rod is matched above the obstructing drum; after the tea leaves are sieved, partial tea leaves whose branches and leaves are not separated enter a secondary separating cylinder to brush the sieve, then tea leaves with branches connected with leaves are led into a second-stage selecting layer by an upper layer of a separator with the upper layer and a lower layer; then by the combined sieving of the sieving rolling drum, the obstructing drum and the circular brushing rod, branches and leaves are separated again, so the sieving efficiency of the tea leaves is improved, and the requirements of actual use are satisfied.

Description

Tea screening machine

The utility model is about a kind of Tea screening machine, refers to allow tealeaves in regular turn through the screening of primary selection tube, first order choosing layer, sub-selection tube, separator and second level choosing layer especially, and branch, the leaf of tealeaves are rejected fully, improves screening effeciency whereby.

See also Fig. 1, shown in Figure 2, early stage Tea screening machine, after mainly being the tea baking drying, utilize the branch stalk characteristic quite weak with the interlobate power of connection, dried tealeaves is led in the screening groove 10, cooperate by the screening cylinder 11 that rolls to intercept cylinders 12 and circle brush rod 13 rotates, with circle brush rod 13 the branch stalk is dialled then, and reach the purpose that branch, leaf separate.

But early stage screening machine only utilizes a screening cylinder 11, to intercept cylinder 12 and a circle brush rod 13 constitutes the screening structure, can't screen in a large number in fact, service efficiency is restricted relatively, and only also can't screen really with screening action once, so situation that often has branch, leaf to be regardless of, therefore tackle the problem that to screen really and improved, make it have better practical effect.

Main purpose of the present utility model provides a kind of Tea screening machine, and the screening plant that it utilizes many groups and multilayer makes the tealeaves segmentation choose branch, screening, and certain branch, leaf are separated, reach and choose the branch effect in a large number, and good screening effect, realistic demand.

Another purpose of the present utility model provides a kind of Tea screening machine, and it has been equipped with brush and had been elected to be the primary selection tube of usefulness and a sub-selection tube before respectively choosing a screening layer, improves the effect of choosing branch, screening whereby, with realistic demand.

Another purpose of the present utility model provides a kind of Tea screening machine, and it utilizes the tealeaves particle separation of a separator with different sizes, chooses branch, screening effect so as to raising.

The purpose of this utility model is achieved in that

A kind of Tea screening machine is characterized in that: its structure includes:

One primary selection tube is arranged on the board top;

One first choosing layer, be between two screening cylinders, to establish one to intercept cylinder, be provided with rotating circle brush rod and respectively screen cylinder, each screens the below of cylinder respectively to the contact pin to declivity should be arranged, and the leaf particles that branch obstructs is removed to there being conduit to collect respectively in the bottom of each contact pin, and the below that intercepts cylinder be to should there being two contact pin of accepting shape, and end also is equipped with a conduit;

One sub-selection tube is the end that correspondence is installed in the first choosing layer;

One second choosing layer is to establish one and intercept cylinder in that a screening cylinder is other, and a circle brush rod is established in the top, and should the screening cylinder and this intercept the outlet of conduit of obstruct cylinder below of the just corresponding first choosing layer in top of cylinder and the outlet of choosing tube;

Make tealeaves whereby under the high efficiency effect of choosing branch, screening layer by layer, remove the branch stalk really and the raising quality.

Described primary selection tube inside can be provided with the net sheet, and the top be to there being a rotating brush holder support, and the root edge of brush holder support is provided with bristle and contacts with the net sheet, to help removing stalk when stirring tealeaves.

Described sub-selection tube inside can be provided with the net sheet with mesh, and the top be to there being a rotating brush holder support, and the root edge of brush holder support is provided with bristle and contacts with the net sheet, to help removing stalk when stirring tealeaves.

Described sub-selection tube exit can connect establishes a separator, it is skewed bottom suitable percussion mechanism, there are some spacer bars inside, make separator be two layers and have the design that screening separates, and each layer end is respectively to there being an outlet, its outlet at the middle and upper levels corresponds to the second choosing layer, and the branch stalk that the then downward guiding of lower floor's outlet will screen is discharged.

The utility model has following positive beneficial effect:

Tea screening machine of the present utility model, by originally only one screening cylinder, one intercepts cylinder, one circle is brushed the branch of choosing of rod, the screening effect, variation is by the first choosing layer, the second choosing layer, choose the branch screening piecemeal, on the degree of choosing branch, the utility model is more certain naturally, and before each choosing layer, primary selection tube and sub-selection tube are arranged as preposition screening, and the branch stalk on the part tealeaves is removed, have four roads so from start to end and obstruct at branch, the action that blade separates, compared with conventional apparatus only once choose branch action, the utility model is chosen branch, and screening effeciency has significant progress, and the tealeaves that obtains is not with the branch stalk, best in quality, the demand of certain realistic use.

Now as follows with the preferred embodiment accompanying drawings:

Fig. 1 is the common structure schematic diagram;

Fig. 2 is a common structure action schematic diagram;

Fig. 3 is a structural representation of the present utility model;

Fig. 4 is another structural representation of the present utility model;

Fig. 5 is a primary selection tube outside drawing of the present utility model;

Fig. 6 is a sub-selection tube outside drawing of the present utility model;

Fig. 7 is the structural representation of sub-selection tube;

Fig. 8 is the action schematic diagram of the utility model first choosing layer.

See also Fig. 3, shown in Figure 4, the utility model Tea screening machine, mainly be that to be provided with a hollow cylinder be primary selection tube 2 on the body top, exit position, primary selection tube 2 below correspondence is provided with the first choosing layer 3, and the below of the first choosing layer 3 is provided with a sub-selection tube 4, and the exit correspondence of sub-selection tube 4 is provided with separator 5 with as chute feeder, two outlet positions of separator 5, one of them corresponding second choosing layer 6, another corresponding output conveyor 70.

Particularly, see also shown in Figure 5ly, these primary selection tube 2 inside are provided with net sheet 20, and the top be to there being a rotating brush holder support 21, and the root edge of brush holder support 21 is provided with bristle 22 and contacts with net sheet 20.

Please consult Fig. 3, shown in Figure 4 again, this first choosing layer 3 is that 31 on the screening cylinder that is provided with some depressions 310 on two surfaces is established an obstruct cylinder 32.Each cylinder tilts and is provided with parallel to each other, minimum gap is only arranged to each other, it is wide to be slightly larger than branch stalk footpath, and respectively screen cylinder 31 each depression 310 of surface is to be offered to become big mode gradually to low by height, the top correspondence is provided with a circle brush rod 33, and it is just opposite with the rotation direction of circle brush rod 33 respectively to screen cylinder 31.In addition, each below of screening cylinder 31 be to should there being the contact pin 34 to declivity, and the great bottom of each contact pin is to there being conduit 35.And the below that intercepts cylinder 32 be to should there being the contact pin 36 of accepting shape, and the end also is provided with a conduit 37.

See also Fig. 4, shown in Figure 6, this sub-selection tube 4 be the corresponding end that the first choosing layer 3 is installed as shown in Figure 4, it is inner to be provided with the net sheet 40 with mesh, and the top be to there being a rotating brush holder support 41, brush holder support 41 root edges are provided with bristle 42 and contact with net sheet 40.

See also Fig. 4, shown in Figure 6, this separator 5 is that the bottom that is connected sub-selection tube 4 is skewed, and suitable mechanism of shake association is arranged at the bottom, and inside is provided with some spacer bars 50, makes separator 5 be two-layer and has and screen the structure that separates, as shown in Figure 7, and each layer end respectively to an outlet should be arranged.Please consult Fig. 4, shown in Figure 5 again, the upper strata of this separator 5 exports 51 correspondences and selects layer 6 with second, and lower floor's outlet 52 is the downward corresponding output conveyor 70 of guiding then, to help the discharge of branch stalk.

As for this second choosing layer 6, see also Fig. 3, shown in Figure 4, be one to have the screening cylinder 61 of some depressions 610, these cylinder 61 next doors are provided with one and intercept cylinder 82, and a circle brush rod 63 are established in the top.Wherein the setting of each cylinder is skewed, and each depression 610 is arranged to become big gradually to low by height.In addition, screening cylinder 61 exports with the upper strata of the corresponding separator 5 in top that intercepts cylinder 62, and corresponding output conveyor 70 below the cylinder obstructs discharge respectively for the tealeaves after the screening, branch in addition.

See also shown in Figure 5ly, the dry tealeaves after curing enters in the primary selection tube 2, rotates through brush holder support 21 and pushes aside with bristle 22, and cooperate the friction of net sheet 20, the branch stalk of part tealeaves partly can be separated and drop out respectively primary selection tube 2 with blade.Then see also Fig. 3, shown in Figure 8, each tealeaves enters in the first choosing layer 3, part branch, leaf separately, branch stalk part is fallen by the gap of each screening cylinder 31 with 32 on obstruct cylinder, simultaneously more tiny tealeaves also by falling in the gap, is collected as shown in Figure 3 by contact pin 36, conduit 37.Rotate as for each screening cylinder 31, each circle brush rod 33, please consult shown in Figure 8ly again, borrow the bristle of circle brush rod 33 that it is brushed on the branch stalk on the tealeaves, blade is partly then accepted collection by depression 310, rotates with each screening cylinder 31 to fall.Please consult shown in Figure 3ly again, the tealeaves that falls is then collected by contact pin 34, conduit 35, and the guide properly that sees through conduit 35 falls in output conveyor 70 1 sides.The part of tea branch stalk, smalls is then collected by conduit 37, imports in the opposite side of output conveyor 70.

Please consult shown in Figure 4ly again, in each screening cylinder 31 rotation process, tealeaves, the unsegregated tealeaves of part branches and leaves that part is not accepted by depression 310 all move to end thereupon and fall, and are collected by sub-selection tube 4.

Please consult shown in Figure 6ly again, the tealeaves that falls into sub-selection tube 4 is pushed aside it by the bristle 42 of brush holder support 41, removes the binding between branch stalk and tealeaves simultaneously.Then enter in the separator 5, along with the vibrations of skewed separator 5, tealeaves moves gradually.Please cooperate and consult Fig. 7, the blade of smalls, tea branch fall into lower floor, and the tealeaves that a complete tealeaves material and branches and leaves do not divide will be moved, be dropped out by the upper strata.

See also shown in Figure 3ly, when tealeaves during at the second choosing layer 6, screening cylinder 61, circle brush rod 63 rotate, and make tealeaves move, drop out, and the tea branch comes off under the brush and drops out in dialling of circle brush rod 63.Above manner of execution is identical with the manner of execution of the aforementioned first choosing layer 3, so do not give unnecessary details.

Claims

1. Tea screening machine, it is characterized in that: its structure includes:

One primary selection tube is arranged on the board top;

One sub-selection tube, correspondence are installed in the end of the first choosing layer;

One second choosing layer is to establish one and intercept cylinder in that a screening cylinder is other, and a circle brush rod is established in the top, and should the screening cylinder and this intercept the outlet of conduit of obstruct cylinder below of the just corresponding first choosing layer in top of cylinder and the outlet of choosing tube.

2. Tea screening machine as claimed in claim 1 is characterized in that: described primary selection tube inside can be provided with the net sheet, and the top be to there being a rotating brush holder support, and the root edge of brush holder support is provided with bristle and contacts with the net sheet.

3. Tea screening machine as claimed in claim 1 is characterized in that: described sub-selection tube inside can be provided with the net sheet with mesh, and the top be to there being a rotating brush holder support, and the root edge of brush holder support is provided with bristle and contacts with the net sheet.

4. Tea screening machine as claimed in claim 1, it is characterized in that: described sub-selection tube exit can connect establishes a separator, it is skewed bottom suitable percussion mechanism, there are some spacer bars inside, make separator be two layers and each layer end respectively to an outlet should be arranged, its outlet at the middle and upper levels corresponds to the second choosing layer, and the branch stalk that the then downward guiding of lower floor's outlet will screen is discharged.