CN201164795Y

CN201164795Y - Pellet homogenization device

Info

Publication number: CN201164795Y
Application number: CNU2007201705575U
Authority: CN
Inventors: 钱晓庆
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2007-11-05
Filing date: 2007-11-05
Publication date: 2008-12-17
Anticipated expiration: 2017-11-05

Abstract

The utility model provides a granule homogenization device which is applied to the homogenization of granules and comprises a hoisting machine, a spiral distributor, a plurality of wavy plates, a mixing chamber, a storage bunker and a diverging area, wherein, the mixing chamber extends from the bottom to the top, the spiral distributor is arranged at the top part of the mixing chamber; the hoisting machine is covered in the mixing chamber; the storage bunker is arranged below the spiral distributor; the diverging area is arranged between the spiral distributor and the storage bunker; the wavy plates are arranged in the diverging area. In the process for hoisting the granules by the hoisting machine, the granules are mixed in the mixing chamber to enter into the spiral distributor, the wavy plates in the diverging area between the spiral distributor and the storage bunker are utilized to evenly mix the plastic granules to be homogenized, the homogenization effect can be enhanced, the plastic granules after being treated by the granule homogenization device can reach 9-10 for the homogenization value, the mechanical property of products is even, and the quality of the products is enhanced.

Description

A kind of pellet homogenizer

Technical field

This practicality newly relates to a kind of homogenizer, relates in particular to a kind of continous way pellet homogenizer.

Background technology

It is plastic modified that homogenizing is handled, particularly important process procedure in the modification process of engineering plastics.In the preparation process of various functional master batch, color masterbatch because the influence of various factors, make pellet that the material back obtained and all have in various degree rerum natura inequality through extruding, therefore, need to batch or multiple batches of product carry out the homogenizing processing.

Existing pellet homogenizer adopts the gravity mixed media to come homogenizing usually, yet, owing to funneling effect makes homo-effect not satisfactory.

In addition, also have some to utilize wind-force to realize the pellet homogenizer of homogenizing, it is a random arrangement of utilizing air supporting to seethe with excitement to change sizing material, to reach the effect of homogenizing.Yet, be subjected to material density, granularity evenly, the restriction of factor such as thickness of feed layer, the homogenization process of this homogenizer should not be controlled, its homogenizing value is about 5-7, and energy consumption height, noise are big.

The utility model content

Technical problem to be solved in the utility model is to provide a kind of pellet homogenizer with better homo-effect.

The utility model is achieved in that a kind of pellet homogenizer, comprises elevator, spiral distributor, some wave plates, mixing chamber, storage bin and shunting zone; Described mixing chamber extends from bottom to up, described spiral distributor is positioned at the top of described mixing chamber, described elevator is positioned at described mixing chamber, described storage bin is positioned at the below of described spiral distributor, described shunting zone is between described spiral distributor and storage bin, and described wave plate is positioned at described shunting zone.

Compared with prior art, in the pellet homogenizer of the present utility model, elevator is in the process that promotes pellet, pellet enters spiral distributor after mixing chamber mixes, utilize the wave plate in the shunting zone between spiral distributor and storage bin that plastic cement pellet to be homogenised is evenly mixed again, can promote the effect of homogenizing, plastic cement pellet after the pellet homogenizer is handled, the homogenizing value reaches 9-10, makes products machinery performance homogeneous, improves the quality of goods.

Description of drawings

Fig. 1 is the schematic diagram of the pellet homogenizer of the utility model one embodiment.

The specific embodiment

In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

Figure 1 shows that the pellet homogenizer of the utility model one embodiment.This pellet homogenizer comprises homogenizing storehouse 100, elevator 200, spiral distributor 300, some wave plates 400, mixing chamber 500, storage bin 600, shunting zone 700, measuring chute 800, and automated sewing chartered plane 900.Wherein, elevator 200, spiral distributor 300, wave plate 400, mixing chamber 500, storage bin 600 and shunting zone 700 all are positioned at homogenizing storehouse 100.This mixing chamber 500 is tubular, and it extends upwardly to the top in homogenizing storehouse 100 always from the bottom in homogenizing storehouse 100; This spiral distributor 300 is positioned at the top of mixing chamber 500; This elevator 200 is positioned at mixing chamber 500, and can move up and down in mixing chamber 500.This storage bin 600 is positioned at the below of spiral distributor 300, and shunting zone 700 is between spiral distributor 300 and

storage bin

600, and 400 of wave plates are positioned at shunting zone 700.

Above-mentioned elevator 200 can be promoted in the spiral distributor 300 pellet to be homogenised is bottom-up, and, when elevator 200 promotes pellets, make the barrel friction of pellet and mixing chamber 500, thus the mixing pellet.Above-mentioned spiral distributor 300 can be shed the pellet that elevates and form the umbrella bed of material all around; This umbrella bed of material from top to down under the effect of self gravitation flow through successively in the shunting zone 700 wave plate 400 and after finishing homogenizing, fall in the storage bin 600; Afterwards, the pellets in the storage bin 600 enter packaging bag by measuring chute 800, and after the pellet in the packaging bag reached setting value, automated sewing chartered plane 900 sealed packaging bag and finishes packing.Concrete structure at this pellet homogenizer is described further below.

Pellet to be homogenised, as φ 3 * 3mm plastic cement pellet through the reciprocating sieve classification, be placed in the elevator 200 after, can be raised the top that machine 200 upwards rises to mixing chamber 500, and enter spiral distributor 300.Around pellet in this spiral distributor 300 was shed under action of centrifugal force, these pellets of being shed at first passed through the wave plate 400 in the shunting zone 700 under the effect of self gravitation.

These wave plates 400 can be divided into two groups, promptly close on first group of wave plate 420 of spiral distributor 300 and are positioned at second group of wave plate 440 of first group of wave plate 420 below.Certainly, according to actual behaviour in service, these wave plates 400 can be one group, three groups or more groups.

In the present embodiment, this first group of wave plate 420 comprise from mixing chamber 500 downwards, some wave plates 400 of stretching out, the number of these wave plates 400 can be regulated according to actual behaviour in service, for example greater than one or more pieces, be preferably the 4-8 sheet.This first group of wave plate 420 is arranged in a cone in shunting zone 700, first group of wave plate of present embodiment 420 for around be arranged on mixing chamber 500 around and form a cone, the area of the cross section of this cone is along increasing from the direction of spiral distributor 300 to storage bin 600, and the wave plate 420 that forms described cone is to extend and form from the barrel of described mixing chamber 500 to homogenizing storehouse 100.Outwards the lead barrel in homogenizing storehouse 100 of the part pellet that this first group of wave plate 420 can be shed out spiral distributor 300 makes pellet tentatively mix homogenizing.Pellet through first group of wave plate 420 continues to sink down into second group of wave plate 440.

This second group of wave plate 440 comprise from homogenizing storehouse 100 barrels downwards, some wave plates 400 of extending internally, the number of these wave plates 400 can be regulated according to actual behaviour in service, for example greater than one or more pieces, be preferably the 4-8 sheet.This second group of wave plate 440 is arranged in a reverse taper in shunting zone 700, and with the 420 adjacent arrangements of first group of wave plate, second group of wave plate of present embodiment 440 for around be arranged on mixing chamber 500 around and form a reverse taper, the area of the cross section of this reverse taper is along reducing from the direction of spiral distributor 300 to storage bin 600, and the wave plate 440 that forms described reverse taper is that the barrel from described homogenizing storehouse 100 extends and forms to mixing chamber 500.This second group of wave plate 440 mixing chamber 500 that the barrel of part pellet from homogenizing storehouse 100 inwardly can be led makes pellet mix homogenizing further.

The pellet that homogenizing is good continues to sink and be deposited in the storage bin 600.This storage bin 600 is a reverse taper, be that its cross-sectional area reduces from top to bottom gradually, its bottom is provided with a flow control valve 620, this flow control valve 620 is located between the charging aperture of described storage bin 600 and elevator 200, and be provided with an overfall 640 on these storage bin 600 tops, this overfall 640 is communicated with the top of measuring chute 800 by a control valve 660, and described control valve 660 can be controlled measuring chute 800 and be communicated with the overfall 640 of storage bin 600 and close.By regulating flow control valve 620, the good pellet of can controlling homogenizing reaches the speed of overfall 640.When the good pellet of homogenizing reaches overfall 640, open the control valve 660 between overfall 640 and the measuring chute 800, pellet can flow in the measuring chute 800 along overfall 640.

The bottom of this measuring chute 800 is provided with a discharge groove 820, can control the automatic gauge control valve 860 of pellet flows in flashboard shutoff valve 840, the one measurable discharge groove 820 of these discharge groove 820 switchings and the jettron (not shown) of controlled check

plate shutoff valve

840 and 860 switchings of automatic gauge control valve.By this jettron, can open flashboard shutoff valve 840 and automatic gauge control valve 860, make the pellet in the measuring chute 800 flow in the packaging bag (not shown) of being located on the automated sewing chartered plane 900, described automated sewing chartered plane 900 is corresponding with discharge groove 820 positions of described measuring chute 800.After the pellet in the packaging bag reached setting value, automated sewing chartered plane 900 was started working, and finishes packing.Meanwhile, by jettron, close flashboard shutoff valve 840 and automatic gauge control valve 860.

As mentioned above, the elevator 200 of this pellet homogenizer is in the process that promotes pellet, pellet enters spiral distributor 300 after mixing chamber 500 mixes, again by being arranged in the wave plate 400 of cone, particularly one group of first group of wave plate 420 and one group of second group of wave plate 440 that is arranged in reverse taper that is arranged in cone is used in combination, can promote the effect of homogenizing, through the plastic cement pellet after this pellet homogenizer processing, the homogenizing value reaches 9-10, make products machinery performance homogeneous, improve the quality of goods.In addition, this pellet homogenizer overcome traditional wind-force homogenizer unescapable wind-force carry the noise that causes with wall friction, bump.

In addition, this pellet homogenizer can directly be packed by easily that homogenizing is good pellet by measuring chute 800, automated sewing chartered plane 900 etc. are set, and can save manpower and enhances productivity.

The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.

Claims

1, a kind of pellet homogenizer is characterized in that, it comprises elevator, spiral distributor, some wave plates, mixing chamber, storage bin and shunting zone; Described mixing chamber extends from bottom to up, described spiral distributor is positioned at the top of described mixing chamber, described elevator is positioned at described mixing chamber, described storage bin is positioned at the below of described spiral distributor, described shunting zone is between described spiral distributor and storage bin, and described wave plate is positioned at described shunting zone.

2, pellet homogenizer as claimed in claim 1 is characterized in that, described wave plate is arranged in a cone in shunting zone.

3, pellet homogenizer as claimed in claim 1 is characterized in that, described wave plate is arranged in a reverse taper in shunting zone.

4, pellet homogenizer as claimed in claim 1 is characterized in that, described wave plate is arranged in an adjacent cone and a reverse taper in shunting zone.

5, pellet homogenizer as claimed in claim 4, it is characterized in that, described pellet homogenizer also comprises the homogenizing storehouse, described elevator, spiral distributor, wave plate, mixing chamber, storage bin and shunting zone all are positioned at described homogenizing storehouse, the wave plate that forms described cone is to extend and form to the barrel in homogenizing storehouse from described mixing chamber, and the wave plate that forms described reverse taper to be barrel from described homogenizing storehouse extend and form to mixing chamber.

6, as any one described pellet homogenizer in the claim 1 to 5, it is characterized in that described storage bin has overfall.

7, pellet homogenizer as claimed in claim 6, it is characterized in that, described pellet homogenizer also comprises the measuring chute that can be communicated with the overfall of described storage bin, is provided with between described measuring chute and the storage bin and can controls the control valve that measuring chute is communicated with the overfall of storage bin and cuts out.

8, pellet homogenizer as claimed in claim 7 is characterized in that, described measuring chute comprises a discharge groove, and described pellet homogenizer also comprises the automated sewing chartered plane corresponding with the discharge groove of described measuring chute.

9, pellet homogenizer as claimed in claim 8 is characterized in that, described measuring chute is provided with the automatic gauge control valve that can control pellet flow in flashboard shutoff valve that described discharge groove opens and closes and the measurable described discharge groove.

10, as any one described pellet homogenizer in the claim 1 to 5, it is characterized in that, be provided with a flow control valve between the charging aperture of described storage bin and elevator.