CN220277590U - High-efficient miscellaneous combination formula clearance sieve structure of taking out - Google Patents

Abstract

The utility model discloses a high-efficiency impurity-removing combined cleaning screen structure which comprises a cylindrical screen structure and a vibrating screen structure, wherein the cylindrical screen structure comprises a shell, a cylindrical screen is arranged in the shell, a feeding hole is formed in the upper end of the left side of the shell, a material outlet is further formed in the bottom end of the shell, a feeding guide plate is arranged at the lower end of the feeding hole, a fixing plate is fixedly connected below the feeding guide plate, a first air channel is further formed in the upper right end of the shell, the vibrating screen structure comprises a vibrating shell, a partition plate is arranged in the vibrating shell, second material outlets of two groups of vibrating screen units are communicated with a discharging pipe, a second air channel is arranged above the discharging pipe, and the first air channel and the second air channel are respectively connected with a brake. According to the utility model, an air suction structure is arranged on the screen drum structure, and the dust is raised by the impact of the material and the fixed plate, so that preliminary ash extraction and impurity removal are realized; the two groups of vibrating screen units ensure the screening effect; meanwhile, the air inlet is matched with the second air duct to remove dust and light impurities in the vibration shell.

Description

High-efficient miscellaneous combination formula clearance sieve structure of taking out

Technical Field

The utility model relates to the technical field of grain machinery, in particular to a combined cleaning screen structure capable of efficiently removing impurities.

Background

Before warehousing and storing the cereal crops, the cleanliness and quality of the cereal can be ensured only by screening large impurities, small impurities, light impurities and dust in the cereal grains, so that the cereal is convenient to store, deterioration of the cereal due to the impurities is avoided, and the shelf life of the cereal is ensured. The conventional impurity removing structure generally comprises a vibrating screen, a cylinder screen and the like. However, the single vibrating screen and the cylindrical screen have the problems of low impurity removal efficiency and low effect, and the problems are particularly characterized in that the screened materials still contain more dust and partial impurities. Further, in order to solve the above-mentioned problems, the chinese patent publication No. 202022844578.9 discloses a combined grain cleaning and impurity screening device, which combines a screen drum structure and a screen structure to achieve impurity removal, but the structure only includes primary impurity removal of the screen drum and secondary impurity removal of the screen, there is still room for improvement in removing a large number of impurities in grain, and the screen structure is single and the screening efficiency is also low.

Disclosure of Invention

The utility model aims at overcoming the defects in the background art and providing a combined cleaning screen structure for realizing efficient impurity extraction and ensuring impurity removal efficiency.

In order to achieve the above purpose, the utility model relates to a high-efficiency impurity-removing combined cleaning screen structure, which adopts the following technical scheme:

the utility model provides a high-efficient combination formula clearance sieve structure of taking out miscellaneous, includes drum sieve structure and the shale shaker structure that is connected, drum sieve structure includes the casing, is provided with the drum sieve in the casing, and drum sieve is rotated with the right side wall of casing and is connected, leaves the interval between with the left side wall, the left side upper end of casing is provided with the feed inlet, and the left side lower extreme is provided with just clear big miscellaneous export, and the casing bottom still is provided with the material export, and the material export is located drum sieve under, material exit linkage and shale shaker structure, feed inlet lower extreme has laid the feed guide plate, and feed guide plate slope is laid down and is stretched into drum sieve inside, and feed guide plate below fixedly connected with fixed plate, and the fixed plate slope is laid and is located the feed guide plate end and is had the interval with vertical between the feed guide plate end, the casing right side upper end still is provided with first wind channel, the shale shaker structure includes the vibrating casing, is provided with the baffle that is the type L in the casing and divide into two parts, forms two vibrating units that are phase dislocation, and vibrating screen unit includes the feed end, and feed end below is provided with two sets of material export, two sets of vibrating screen units and two sets of vibrating screen unit are laid in large-size, two sets of material export, two sets of vibrating screen unit are connected in the second material duct, two sets of material outlet, two sets of vibrating screen unit are connected with the second material channel, and two material channel that pass through the vibrating screen unit.

The utility model relates to a further improvement of a high-efficiency impurity-removing combined cleaning screen structure, which is characterized in that a spiral blade for pushing the primary cleaning impurities to move is arranged on the inner side wall of a cylindrical screen.

The utility model relates to a further improvement of a high-efficiency impurity-removing combined cleaning screen structure, which is characterized in that small impurity outlets of two groups of vibrating screen units are communicated, and large impurity outlets of the two groups of vibrating screen units are communicated.

The utility model relates to a further improvement of a high-efficiency impurity-removing combined cleaning screen structure, which is characterized in that large impurity outlets of two groups of vibrating screen units are also communicated with a second air duct.

The utility model relates to a further improvement of a high-efficiency impurity-removing combined cleaning screen structure, which is characterized in that an air inlet is arranged at the left side end of a vibrating shell, an inclined baffle plate is arranged on the left side wall of the vibrating shell, the baffle plate is positioned between a feeding end and the air inlet, and a plurality of ventilation openings are also arranged on the baffle plate.

The utility model relates to a further improvement of a high-efficiency impurity-removing combined cleaning screen structure, which is characterized in that a splitter plate is further arranged on a baffle plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, an air suction structure is arranged on the screen drum structure, and the dust is raised by the impact of the material and the fixed plate, so that preliminary ash extraction and impurity removal are realized; the two groups of vibrating screen units ensure the screening effect; meanwhile, the air inlet is matched with the second air duct to remove dust and light impurities in the vibration shell, and impurities are pumped again at the second material outlet, so that the material screening treatment effect is well guaranteed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

in the figure: the device comprises a shell body 1, a cylindrical screen 2, a feed inlet 3, a primary cleaning large impurity outlet 4, a material outlet 5, a feed guide plate 6, a fixed plate 7, a first air duct 8, a vibration shell body 9, a feed end 10, a screen 11, a discharge pipe 12, a second air duct 13, a brake dragon 14, a small impurity outlet 15, a large impurity outlet 16, an air inlet 17, an air vent 18 and a splitter plate 19.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in FIG. 1, the combined cleaning screen structure with high impurity extraction efficiency comprises a cylindrical screen structure and a vibrating screen structure which are connected. Specifically, the cylindrical screen structure comprises a shell 1, a cylindrical screen 2 is arranged in the shell, and the cylindrical screen is rotationally connected with the right side wall of the shell and is driven to rotate by an external driving motor; the inner side wall of the cylinder screen is provided with a helical blade for pushing the primary cleaning large impurity to move. A space is reserved between the cylindrical screen and the left side wall, a feed inlet 3 is arranged at the upper end of the left side of the shell, a primary cleaning large impurity outlet 4 is arranged at the lower end of the left side, and the leftmost side of the cylindrical screen is positioned right above the primary cleaning large impurity outlet. The bottom end of the shell is also provided with a material outlet 5, the material outlet is positioned under the cylinder screen, and the material outlet is connected with the vibrating screen structure. The feeding guide plate 6 is arranged at the lower end of the feeding hole, the feeding guide plate is obliquely downwards arranged and extends into the cylinder screen, the fixing plate 7 is fixedly connected below the feeding guide plate, the fixing plate is obliquely arranged right below the tail end of the feeding guide plate through the connecting plate and vertically leaves a space between the fixing plate and the tail end of the feeding guide plate, and preferably, the fixing plate is obliquely arranged from front to back downwards. The right upper end of the shell is also provided with a first air duct 8; the vibrating screen structure comprises a vibrating shell 9, an L-shaped partition plate is arranged in the vibrating shell to divide the vibrating shell into two parts, two vibrating units which are distributed in a staggered mode are formed, the vibrating screen unit comprises a feeding end 10, two groups of obliquely-distributed screens 11 are arranged below the feeding end, the vibrating screen unit further comprises a large impurity outlet 16, a small impurity outlet 15 and a second material outlet, the second material outlets of the two groups of vibrating screen units are communicated with a discharging pipe 12, a second air duct 13 is arranged above the discharging pipe, fans are arranged on the first air duct and the second air duct, the first air duct and the second air duct are respectively connected to a brake dragon 14, and the feeding ends of the two groups of vibrating screen units are communicated with the material outlets at the bottom end of the shell through corrugated pipes.

Further, the small impurity outlets of the two groups of vibrating screen units are communicated, and the large impurity outlets of the two groups of vibrating screen units are communicated. And the large impurities and the small impurities of the two groups of vibrating screen units are convenient to be respectively and intensively treated.

Further, the big miscellaneous outlets of the two groups of vibrating screen units are also communicated with the second air duct. The big miscellaneous outlet is communicated with the second air duct, so that light impurities and dust at the upper part in the vibration shell can enter the second air duct for collection treatment.

Further, the left end of the vibration shell is provided with an air inlet 17, and the air inlet can be provided with a blowing structure. Be provided with the baffle of slope on the vibration casing left side wall, the baffle is located between feed end and the air intake, prevents that the material from getting into the air intake. The partition is also provided with a plurality of vents 18. Dust and light impurities in the upper vibrating screen unit can efficiently enter the second air duct.

Further, a splitter plate 19 is also provided on the partition. The splitter plate is impacted by the blanking of materials, and dust can be further separated.

The working principle of the utility model is as follows: cereal crops get into drum sieve structure from the feed inlet, pass through the feeding baffle and arrive the fixed plate again, later in the drum sieve, when passing through the fixed plate, can raise partial dust, get into first wind channel, after the screening of drum sieve, the big miscellaneous export of just clear in the front, the material after screening gets into two vibrating screen units through bellows and flow distribution plate, the screening out big miscellaneous, the material, little miscellaneous, the material after the screening is located out at the discharging pipe, light miscellaneous in the material is taken out simultaneously, on the other hand, further strengthen the effect of taking out miscellaneous, set up the air intake on the vibrating housing, big miscellaneous export also connects the second wind channel, further take out dust and light miscellaneous in the vibrating housing.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a high-efficient miscellaneous combination formula clearance sieve structure of taking out which characterized in that: including drum sieve structure and the shale shaker structure that is connected, drum sieve structure includes the casing, is provided with drum sieve in the casing, and drum sieve rotates with the right side wall of casing to be connected, leaves the interval between the left side wall, the left side upper end of casing is provided with the feed inlet, and the left side lower extreme is provided with just clear big miscellaneous export, and the casing bottom still is provided with the material export, and the material export is located drum sieve under, and material exit linkage is in the shale shaker structure, feed guide has been laid to the feed inlet lower extreme, and feed guide slope lays down and stretches into drum sieve inside, feed guide below fixedly connected with fixed plate, and the fixed plate slope cloth is located just below the feed guide end and is vertical to leave the interval between the feed guide end, the casing upper right end still is provided with first wind channel, the shale shaker structure includes the vibrating casing, is provided with the baffle that is the type L in the vibrating casing and divides into two parts, forms two vibrating units that are laid mutually, and the vibrating screen unit is provided with two sets of slope below the feed end, and the screen unit still includes big miscellaneous export and two sets of export and small-size export and two sets of material bellows, the material are connected in the second material duct, and the second material duct is connected with the second material duct, and the second material duct is connected.

2. The efficient impurity extraction combined cleaning screen structure according to claim 1, wherein: the inner side wall of the cylinder screen is provided with a helical blade for pushing the primary cleaning large impurity to move.

3. The efficient impurity extraction combined cleaning screen structure according to claim 1, wherein: the small impurity outlets of the two groups of vibrating screen units are communicated, and the large impurity outlets of the two groups of vibrating screen units are communicated.

4. A high efficiency, impurity extraction, combination cleaning screen structure according to claim 3, wherein: the big miscellaneous outlets of the two groups of vibrating screen units are also communicated with the second air duct.

5. The efficient impurity extraction combined cleaning screen structure according to claim 4, wherein: the vibrating shell is characterized in that an air inlet is further formed in the left side end of the vibrating shell, an inclined baffle is arranged on the left side wall of the vibrating shell and located between the feeding end and the air inlet, and a plurality of ventilation openings are also formed in the baffle.

6. The efficient impurity extraction combined cleaning screen structure according to claim 1, wherein: and a splitter plate is also arranged on the partition plate.