CN2154753Y - Grain screening cleaner - Google Patents

Abstract

The utility model relates to a grain screening cleaner used for removing large impurities, small impurities, parallel stones, mud blocks and dust. The utility model is composed of a screen box of a double-body structure and a bracket base with a beater rotor. The screen box is supported on the bracket base in a vibrating mode. The interior of the screen box of the double-body structure is an air ventilation chamber and a closed chamber which are respectively provided with screen layers superposed from top to bottom, and two chambers are communicated by the oblique chute of the end part of each screen layer. Therefore, the equipment can sort and screen grains in a same screen body. The utility model has the advantages of one machine with multifunction, simple and compact structure, high product efficiency and favorable effect of trash extraction.

Description

Grain screening cleaner

The utility model relates to a kind of equipment that is used for cereal cleaning machinery, refers more particularly to and a kind ofly be applicable to wheat or paddy removal of impurities, removes the grain cleaning equipment of stone grain and earth shoulder to shoulder.

Major function of the present utility model is to make by the cereal of sorting to have maximum particle size range, and comprising peanut, beans, sesame or the like, purpose is to seek to obtain the maximum production of pure cereal.

The process principle industrial according to grain, from various screening installation, extract various types of impurity foreign matters, main standard choice is the weight and the granularity of sorting material, combine with air-flow down in pure vibration or vibration, by the size realization of sinking speed and granularity, for finishing this task, use all if any wheat sieve, dry type stone remover etc. and other device, but these machineries normally divide body running, and work that can not be comprehensive, and need some specific requirements.In the another kind of technology that has earlier, be called combined cleaner, it has only solved the general technical problem that is merged together by above-mentioned wheat sieve, dry type stone remover, yet with regard to this prior art, just occur as far back as the sixties, even more earlier, the design of this class different structure also is well-known, but almost there is not any new design can reach the effect that cereal impurity fully separates until now, and with the easiest method, be implemented in next step with this and use the screening of a kind of novel cereal to remove the stone descaling machine, and to come true thus be extremely difficult.Meanwhile, though known dry type stone remover and combined cleaner be existing development aspect 26S Proteasome Structure and Function, but lacking of its development, brainstrust is thought does not always have new approach to change this situation, even can't remake further significant improvement, especially aspect master-plan and the breakthrough of principle aspect.

Task of the present utility model is a kind of grain selecting equipment of development, compares with existing this type machine, has further and enhances productivity, and is convenient to the sorting of material, and manufacturing cost is reduced, and does not reduce the quality and the output of final products.

According to the utility model, use the cereal screening of the above-mentioned type and remove the stone descaling machine, the solution of problem will exceed people's expectation, this be because, it is the screen box that supports by bracket base and one group of spring-loaded that the equipment structure is one, be isolated into two chambers by a dividing plate in the screen box, form couple structure, and be fitted together by its air chamber, top, this design is at first given screening and removes shoulder to shoulder that the stone grain provides two chambers, both one was confined chamber, another is a breather chamber, and the purpose of doing like this can be so that several sieve layers concentrate on respectively on the state separately that does not have other interference, by its separation principle action, on these several, the sieve layer that stacks down is installed in the left side of binary screen box, in the right side, two indoor sieve layer ends are connected to the chute connection of several directional inclinations, and the transfer that is used as material is respectively carried and drainage.According to these characteristics, also, the function of vibration and air-flow double action is arranged again, thereby finish screening and remove stone with regard to obtaining existing pure vibration on same machine especially easily, also keep equipment and equipment clean environment on every side especially easily.Show through preliminary test that in view of the above in general aspect, the design has demonstrated various advantages, and does not have significant disadvantages.

According to the utility model, adopt the couple structure form, portion has three and hands over support point end to end, in the spring system that the screen box of couple structure constitutes on three strong points, is installed on the bracket base in vibratile mode.Screen box screens the actual core of removing the stone descaling machine as cereal, preferably is supported on the top of bracket base, and the air chamber at its screen box top can obtain optimum structure.In addition in the design of bracket base, except that it is play a part the bearing support, installed in its inside and to have had rotatable rotor and the screen drum hopper of re-packing, so that further clear up material, therefore, this equipment that is constituted, just can concentrate on their the interior work of real work scope, so not only can guarantee the quality of work, enhance productivity, and the entire equipment life-span also can be prolonged.

In project organization of the present utility model, proposed one the clearly air chamber of regulation has been arranged, one side is a confined chamber, opposite side is a breather chamber, like this with two sieve nests configurations, can so that the material of various granularities in confined chamber, sieve screen on the layer in, can also sieve sorting on the layer in vent chamber, thereby generally advancing material behind the machine, the sieve layer will be isolated the inferior goods material more than two or three at least in confined chamber, will isolate one or both inferior goods material at the sieve layer of vent chamber.In order to isolate the various impurity in the material to greatest extent, in embodiment of the present utility model, bracket base is made of the mass transport groove of the re-pack rotor and an outside screen drum that surrounds thereof that can rotate at a high speed, for the material after above-mentioned separation, will further come out again to separation such as some attachment in this material or frangible impurity.

Hereinafter will do more detailed narration with regard to embodiment of the present utility model and accompanying drawing thereof, accompanying drawing thes contents are as follows:

The vertical view of the equipment that Fig. 1 the utility model proposes

Fig. 2 is along the profile of A-A line among Fig. 1

Fig. 3 screen box and air chamber's structural representation

Fig. 4 is along the profile of B-B line confined chamber among Fig. 2

Fig. 5 is along the profile of C-C line breather chamber among Fig. 2

At first narrate Fig. 1 and Fig. 2, these two figure are the same with other accompanying drawing, all represent a kind of so-called couple structure equipment, and it comprises that Fig. 3 clearly represents by formed two separate space of screen box.

Can see from the upper right side of Fig. 1, the material inlet 1 of equipment, the middle discharge bucket 2 of lower left has three upper and lower top sieve layers 4 that stack, middle sieve layer 5, a following sieve layer 6(Fig. 2 in the confined chamber 3), chute 7 on is arranged below top sieve layer 4, with following sieve layer 6 below a base plate 8 is arranged, and outer bunker for collecting 9, all be used to collect screenings, a reach hopper 10 is arranged below the middle sieve layer 5, with have one above the lower screen 6 after move hopper 11, be used to collect oversize.There is one to remove stone sieve layer 13 in the breather chamber 12, a stone collection bucket 14 arranged below it, a stone valve plate 15 and classification compass screen surface 31 are arranged on it.Screen box 16(Fig. 3 of two the common formation in chamber), and by dividing plate 33 cut off its formation air chamber 17, top.Screen box 16, is supported on the bracket base 20 in vibratile mode by spring 19 by an adjustable support 18, has two motor oscillatings 21 fixing with screen box 16, and direction of vibration can be regulated.Middle discharge bucket 2 is fixing with the screen drum 23 in the support back seat 20 by elephant trunk 22, and the built-in rotor 24 that re-packs in screen drum 23 centers is established outlet 25(Fig. 1 at the one end), be used to discharge thing in the peace and quiet sieve, the sieve foreign object is discharged by dust collecting opening 26.Motor 27 links to each other with the rotor 24 that re-packs by driving-belt 28.

When equipment operation of the present utility model, vibrating motor 21 and motor 27 energisings, so screen box 16 is carried out the vibration action of predesignating, the breather chamber 12 of equipment is in inspiratory airflow 29 states simultaneously, stone valve plate 15 and adjustable support 18 all will be adjusted by the functional requirement of sorting temporarily, material 30 enters (Fig. 4) from import 1, fall immediately on the top sieve layer 4, because material 30 is subjected to the vibration effect, material 30 will slowly move upward on the sieve layer, and according to predetermined sieve layer, the oversize slide makes progress in the chute 7, and material 30 sieves on the layer 5 in falling, and in like manner material 30 will continue again to move upward, and screenings passes compass screen surface and falls on the base plate 8, under the effect of vibration force, also can move upward, outside draining into, in the bunker for collecting 9, discharge outside the machine then.And the material 30 of this sieve layer oversize along compass screen surface to moving forward hopper 10, and enter breather chamber 12(Fig. 5), fall again on the stone sieve layer 13, the effect of not only being vibrated because of the material on this sieve layer, but also be subjected to by going stone to sieve the suspension effect of the air-flow 29 of layer 13, therefore the motion of material on compass screen surface on this sieve layer is as fluid, make and wholely material bedly all on compass screen surface, float, in fact the main effect of air is to make the loose and suspension of material, and on whole compass screen surface, evenly distribute, the effect of vibration is to drop to heavier stone on the compass screen surface and contact with it, because of the effect that rubs just can move upward along compass screen surface, and the material flow of floating is moved hopper 11 after slipping extremely because of compass screen surface tilts can be folded to, when stone by stone valve plate 15 during with the slit of going stone sieve layer 13 to form, the blowback air-flow 32 that this slit produces forces material turning back repeatedly, and stone can pass through the slit smoothly, and flow in the stone collection bucket 14 and drain into outside the machine, moving hopper 11 after the material that is folded to flows into enters again on the following sieve layers 6 in the confined chamber 3 (Fig. 4), screenings passes sieve layer and falls on the base plate 8 and move to outside the outer bunker for collecting 9 discharge machines, discharging opening 2(Fig. 1 in the middle of material 30 moves up to), flow through and fall in the screen drum 23 behind the elephant trunk 22, under the high speed rotation of the rotor 24 that re-packs, can shift material onto the other end to outlet 25 from an end of screen drum 23, and outside the discharge machine, the sieve foreign object falls into dust hopper 26 and collects the back discharge.

Equipment Once you begin turns round, and sees that machine workman's work just begins to begin thereupon, carries out appraisal of quality and quantity or the like such as the operational situation of valuator device and to the product that obtains.

Claims (1)

1. The stone descaling machine is removed in a kind of cereal screening, there is a sieve nest to be supported on the bracket base by one group of spring system, with two vibrating motor vibrations, at one end be provided with a material inlet, the other end has a material outlet and impurity outlet, of the present utility model being characterised in that, be isolated into couple structure by a dividing plate in the screen box of equipment, on several, the sieve layer that stacks down is installed in the left side in the binary screen box, the right side, the air chamber at its top and the configuration of the couple structure of screen box, form breather chamber and confined chamber, two indoor sieve layer ends are connected to the chute connection of several directional inclinations, the transfer that is used separately as material is carried and drainage, whole screen box is supported on the bracket base by one group of spring system in vibratile mode, bracket base inside has been installed and has been had rotatable rotor and the screen drum hopper of re-packing, so that collection material and being transported to outside the machine, thus the impurity further in the sorting material.

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