CN220111640U - Screening plant is used in crop processing - Google Patents

Abstract

The utility model discloses a screening device for crop processing, and belongs to the technical field of crop processing screening equipment. The middle part of the shell is provided with a working cavity, a screening mechanism is arranged in the working cavity, one side of the top of the shell is fixedly connected with a feed hopper, the lower end of the feed hopper penetrates through the shell and extends into the working cavity, and one side of the shell away from the feed hopper is provided with a discharge port communicated with the working cavity. The beneficial effects are that: through the screening mechanism that sets up, can make wheat and wheat bran autosegregation through the difference of weight to can not appear the wheat and be regarded as the loss that wheat bran was sieved out, promote the screening precision of screening plant for the crop processing, thereby increase the practicality of screening plant for the crop processing.

Description

Screening plant is used in crop processing

Technical Field

The utility model relates to the technical field of crop processing screening equipment, in particular to a screening device for crop processing.

Background

Wheat bran wrapping wheat needs to be removed when the wheat is processed, the wheat bran is not different from the wheat in size, and only the wheat bran is different in weight, so that the wheat bran is removed by wind power, the wheat bran with smaller weight is separated from the wheat, the wheat bran is not blown or sucked by wind power, the wheat bran can be effectively separated from the wheat by sucking, but partial insufficient wheat can be sucked together to cause crop loss, the wheat is not lost by blowing, and the wheat bran collection difficulty is increased as a result, so that the wheat bran is difficult to clean later.

Accordingly, one skilled in the art would be able to provide a screening device for crop processing that addresses the problems set forth in the background above.

Disclosure of Invention

The utility model aims to provide a screening device for crop processing, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a screening plant is used in crop processing, the working chamber has been seted up at the middle part of casing, the working intracavity is provided with screening mechanism, top one side fixedly connected with feeder hopper of casing, the lower extreme of feeder hopper runs through the casing and extends to the working intracavity, the casing is kept away from one side of feeder hopper seted up with the bin outlet of working chamber intercommunication.

Further, screening mechanism includes conveyer belt, fan and cleaning roller, be provided with the conveyer belt in the working chamber, the casing is close to one side fixedly connected with fan at conveyer belt middle part, the outer wall of conveyer belt has evenly seted up a plurality of mesh that is used for ventilating, the lower extreme of conveyer belt is connected with the cleaning roller through drive unit.

Further, the outer wall of the cleaning roller is sleeved with a cleaning sleeve, and the outer wall of the cleaning sleeve is in close contact with the outer wall of the conveying belt.

Further, the conveyer belt is located the middle part of working chamber, and makes the working chamber divide into be located the screening chamber of conveyer belt top and with the collection bits groove of conveyer belt below, the outer wall of casing seted up with collection bits groove intercommunication's chip removal mouth.

Further, the discharge opening is positioned between the top and the bottom of the conveying belt, and a gap for wheat bran to pass through is reserved between the discharge opening and the conveying belt.

Further, the inner walls of the two sides of the working cavity are provided with track grooves matched with the conveying belt, and one side of the conveying belt positioned in the track grooves is in close contact with the inner walls of the track grooves.

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

(1) Through the screening mechanism that sets up, make the wheat and the wheat bran autosegregation of different weight to the loss that wheat was sieved as the wheat bran can not appear, promote the screening precision of screening plant for the crop processing, thereby increase the practicality of screening plant for the crop processing.

(2) The wheat bran adsorbed on the conveying belt can be stripped through the cleaning roller, so that the wheat bran is accumulated in the chip collecting groove, and then the accumulated wheat bran in the chip collecting groove can be cleaned through the chip discharging port communicated with the chip collecting groove, so that the subsequent cleaning difficulty is greatly reduced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a screening device for crop processing according to an embodiment of the present utility model;

FIG. 2 is a schematic illustration of the internal structure of a screening device for crop processing according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of a housing in a screening device for crop processing according to an embodiment of the present utility model;

fig. 4 is a schematic view of a screening mechanism in a screening apparatus for crop processing according to an embodiment of the present utility model.

Reference numerals:

1. a housing; 2. a working chamber; 21. a screening cavity; 22. a chip collecting groove; 3. a screening mechanism; 31. a conveyor belt; 32. a blower; 33. a cleaning roller; 4. a feed hopper; 5. a discharge port; 6. a cleaning sleeve; 7. a chip removal port; 8. a track groove.

Detailed Description

The utility model is further described below with reference to the accompanying drawings and detailed description:

embodiment one:

referring to fig. 1-4, according to an embodiment of the present utility model, a working chamber 2 is provided in the middle of a housing 1, a screening mechanism 3 is provided in the working chamber 2, a feeding hopper 4 is fixedly connected to one side of the top of the housing 1, the lower end of the feeding hopper 4 penetrates through the housing 1 and extends into the working chamber 2, and a discharge port 5 is provided on one side of the housing 1 away from the feeding hopper 4 and is communicated with the working chamber 2.

According to the scheme of the utility model, through the screening mechanism 3 arranged in the working cavity 2, when wheat and wheat bran enter the working cavity 2 through the feed hopper 4 together with the wheat bran, the wheat is transported through the conveying belt 31, the fan 32 pumps air in the working cavity 2 outwards to enable negative pressure to be generated in the working cavity 2, meshes are formed on the surface of the conveying belt 31, so that the negative pressure can apply pressure to the wheat and the wheat bran to enable the wheat bran to be pressed on the conveying belt 31, the weight of the wheat is larger than that of the wheat bran, the wheat can fly out of the conveying belt 31 due to inertia when the conveying belt 31 moves the wheat and the wheat bran to the discharge port 5 and is discharged through the discharge port 5, the wheat bran with smaller weight cannot break away from suction force generated when the fan 32 is used for exhausting, and can enter the chip collecting groove 22 along a gap between the conveying belt 31 and the discharge port 5, and then under the cleaning sleeve 6 on the outer wall of the cleaning roller 33, the wheat bran can be automatically screened, the wheat bran can be effectively screened, the wheat bran can be collected, the wheat bran can not be wasted, and the wheat bran can be more accurately screened, and the wheat bran can be processed, and the wheat bran can not be more accurately screened. The cleaning sleeve 6 is a brush or a rough surface cloth member, and has a function of scraping wheat bran adsorbed by the conveyor belt 31.

Embodiment two:

referring to fig. 2-4, the screening mechanism 3 includes a conveyor belt 31, a fan 32 and a cleaning roller 33, the conveyor belt 31 is disposed in the working chamber 2, the housing 1 is close to one side fixedly connected with the fan 32 in the middle of the conveyor belt 31, a plurality of meshes for ventilation are uniformly formed on the outer wall of the conveyor belt 31, the cleaning roller 33 is connected to the lower end of the conveyor belt 31 through a transmission unit, a cleaning sleeve 6 is sleeved on the outer wall of the cleaning roller 33, the outer wall of the cleaning sleeve 6 is in close contact with the outer wall of the conveyor belt 31, the conveyor belt 31 is disposed in the middle of the working chamber 2, and the working chamber 2 is divided into a screening chamber 21 disposed above the conveyor belt 31 and a chip collecting groove 22 disposed below the conveyor belt 31, chip discharging ports 7 communicated with the chip collecting groove 22 are formed in the outer wall of the housing 1, the discharging ports 5 are disposed between the top and the bottom of the conveyor belt 31, gaps for allowing wheat bran to pass through are reserved between the discharging ports 5 and the conveyor belt 31, the inner wall of the working chamber is disposed in close contact with the track 8, and the track 8 is disposed on one side of the track 8.

According to the scheme provided by the utility model, the suction opening of the fan 32 is arranged in the middle of the conveying belt 31, so that negative pressure generated by the periphery of the conveying belt 31 is the same when the fan 32 is used for exhausting air, wheat bran on the conveying belt 31 can move along with the conveying belt 31 until the wheat bran enters the chip collecting groove 22, wheat or wheat bran falls along the edge of the conveying belt 31 can be prevented from falling off by arranging the track groove 8 matched with the conveying belt 31 in the working cavity 2, the screening effect of the wheat is effectively improved, the conveying belt 31 rotates, meanwhile, the cleaning roller 33 rotates through a transmission unit comprising a belt pulley connected with the rotating shaft of the conveying belt 31 and a belt pulley connected with the rotating shaft of the cleaning roller 33 and a belt used for transmission between the two belt pulleys, so that the wheat bran is scraped off through the cleaning sleeve 6 sleeved on the outer wall of the cleaning roller 33, the wheat bran is reserved in the chip collecting groove 22, the chip removing opening 7 communicated with the chip collecting groove 22 is arranged on one side of the shell 1, the wheat bran in the chip collecting groove 22 can be conveniently processed later, and the wheat bran in the chip removing opening 7 can be prevented from leaking when the wheat bran is further cleaned. Through setting up bin outlet 5 between the top and the bottom plate of conveyer belt 31, when the wheat is carried to the edge by conveyer belt 31, the great wheat of weight can fly out along the edge of conveyer belt 31 because of inertia, consequently the wheat can directly get into the discharge outlet 5 in and discharge, and the clearance that remains between bin outlet 5 and the conveyer belt 31 can make the wheat bran that adsorbs on conveyer belt 31 pass through, makes the wheat bran get into in the album bits groove 22 and collect.

In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.

During practical application, the mixture of wheat and wheat bran is poured into the working cavity 2 through the feed hopper 4, then the wheat and the wheat bran fall on the conveying belt 31, then the fan 32 is started, air in the working cavity 2 is pumped out through the fan 32 to enable negative pressure to be generated in the working cavity 2, the input end of the fan 32 is positioned in the middle of the conveying belt 31, therefore, air flows from the outside of the conveying belt 31 to the inside of the conveying belt 31, the wheat and the wheat bran are pressed on the conveying belt 31 through wind power, the weight of the wheat is Yu Maikang, therefore, when the conveying belt 31 conveys the wheat to the edge, the wheat bran with smaller weight is discharged through the discharge opening 5 after being thrown out due to inertia, the wheat bran with smaller weight is continuously adsorbed on the conveying belt 31 due to the influence of wind power, and enters the chip collecting groove 22 through a gap between the conveying belt 31 and the discharge opening 5, and then the wheat bran is scraped down through the cleaning sleeve 6 sleeved on the outer wall of the cleaning roller 33, so that the wheat bran is gathered in the chip collecting groove 22, the wheat bran is automatically separated, meanwhile, the difficulty of collecting the wheat bran and the wheat bran is reduced, and the chip collecting groove 22 is conveniently cleaned by the chip collecting groove 22 after the wheat bran is opened, and the chip collecting groove is conveniently cleaned, and the chip collecting groove is opened, and the chip collecting groove is conveniently and the chip collecting groove is cleaned, and the chip is conveniently.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (2)

1. The utility model provides a screening plant for crop processing, includes casing (1), its characterized in that, working chamber (2) have been seted up at the middle part of casing (1), be provided with screening mechanism (3) in working chamber (2), top one side fixedly connected with feeder hopper (4) of casing (1), the lower extreme of feeder hopper (4) runs through casing (1) and extends to in working chamber (2), bin outlet (5) with working chamber (2) intercommunication are seted up to one side that casing (1) kept away from feeder hopper (4), screening mechanism (3) include conveyer belt (31), fan (32) and cleaning roller (33), be provided with conveyer belt (31) in working chamber (2), one side fixedly connected with fan (32) that casing (1) is close to conveyer belt (31) middle part, the outer wall of conveyer belt (31) evenly sets up a plurality of mesh that is used for ventilating, the lower extreme of conveyer belt (31) is connected with cleaning roller (33) through the drive unit, cleaning roller (33) are equipped with outer wall (6) and the outer wall of conveyer belt (31) are located in the middle part of conveyer belt (31) closely contacts with cleaning roller (31), and make working chamber (2) divide into screening chamber (21) that are located conveyer belt (31) top and collect bits groove (22) with conveyer belt (31) below, outer wall of casing (1) seted up with chip removal mouth (7) that collect bits groove (22) communicate, bin outlet (5) are located between conveyer belt (31) top and bottom, just bin outlet (5) with leave the clearance that can supply the wheat bran to pass through between conveyer belt (31).

2. A screening device for crop processing according to claim 1, wherein the inner walls of both sides of the working chamber (2) are provided with track grooves (8) which are matched with the conveyor belt (31), and one side of the conveyor belt (31) which is positioned in the track grooves (8) is in close contact with the inner walls of the track grooves (8).