CN111701857A

CN111701857A - A dust collector for grain

Info

Publication number: CN111701857A
Application number: CN202010573530.0A
Authority: CN
Inventors: 朱会平; 赵龙
Original assignee: Jieshou Xinlong Grain & Oil Machining Co ltd
Current assignee: Jieshou Xinlong Grain & Oil Machining Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2020-09-25

Abstract

The invention discloses a dust removal device for grains, and relates to the technical field of grain processing equipment. The invention comprises a machine shell, wherein a feed inlet and a discharge outlet are arranged on the machine shell, and a motor chamber is arranged on one side of the feed inlet in the machine shell; a first motor is installed in the motor chamber, a rotary table is fixedly connected to the first motor, a pair of limiting plates is fixedly connected to one opposite inner wall of the shell, a first filter plate is movably connected between the two limiting plates, a connecting block is arranged at one end of the first filter plate, and the connecting block is rotatably connected with the rotary table through a connecting rod; a feed opening is formed below the first filter plate, and a fan chamber and a dust collecting chamber are respectively arranged on two sides of the lower portion of the feed opening in the casing. According to the invention, impurities with larger internal size in the grains are filtered by the first filter plate, then the grains from the feed opening are blown by the air blower, and dust with smaller weight and size is sucked by the dust hood, so that the purpose of cleaning the impurities and the dust in the grains is realized.

Description

A dust collector for grain

Technical Field

The invention belongs to the technical field of agricultural grain processing, and particularly relates to a dust removal device for grains.

Background

Agriculture is an industry for obtaining products by artificial cultivation by utilizing growth and development rules of animals and plants, and belongs to the first industry, the science of researching agriculture is agriculture, the labor object of agriculture is living animals and plants, the obtained products are the animals and plants, and the agriculture is a basic industry for supporting national economic construction and development.

China is a big agricultural country, the annual grain yield is also a dignity in the world, the grains need to be subjected to dust removal treatment before being processed, the grains are prevented from being excessively contaminated, the processing is influenced, economic loss is caused, dust and shriveled grains mixed in the grains need to be cleaned, and the existing partial equipment cannot thoroughly clean the impurities and the dust in the grains, so that the grain processing quality is poor.

Disclosure of Invention

The invention aims to provide a dust removal device for grains, which blows air to the grains from a feed opening through an air blower, sucks dust with smaller weight and size through a dust hood, and solves the problem of incomplete dust removal of impurities in the grains.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a dust removal device for grains, which comprises a machine shell, wherein a feed inlet is formed in the upper end of the machine shell, a discharge outlet is formed in the bottom of the machine shell, and a motor chamber is arranged on one side, located at the feed inlet, in the machine shell; a first motor is installed in the motor chamber, a rotary table is fixedly connected to the first motor, a pair of limiting plates is fixedly connected to one opposite inner wall of the shell, a first filter plate is connected between the two limiting plates, a connecting block is arranged at one end of the first filter plate, and the connecting block is rotatably connected with the rotary table through a connecting rod; a feed opening is formed below the first filter plate, a fan chamber and a dust collecting chamber are respectively arranged on two sides of the lower portion of the feed opening in the shell, a blower is installed in the fan chamber, and the blower is connected with a plurality of air nozzles facing the discharge opening through air pipes; the dust collecting chamber is provided with a second filter plate which is obliquely arranged, a dust collecting box is arranged in the dust collecting chamber, the dust collecting box is connected with a dust suction pump, the dust suction pump is connected with a dust suction cover through a dust suction pipe, and the dust suction cover is arranged on one side of the second filter plate.

Further, the feed inlet with the feed opening all is hopper-shaped.

Further, a second motor is installed in the motor chamber, a horizontally arranged screw rod is fixedly connected to a rotating shaft of the second motor, the screw rod is arranged above the first filter plate, and a cleaning plate is connected to the screw rod in a threaded manner.

Furthermore, the lower end of the cleaning plate is fixedly connected with a brush, the shell is provided with a waste outlet matched with the cleaning plate, and a sliding rod in sliding fit with the cleaning plate is fixedly connected between the outer wall of the motor chamber and the inner wall of the shell.

Furthermore, the limiting plate is provided with a sliding groove matched with the first filter plate.

Further, first filter passes through bolt fixedly connected with frame, the frame side be equipped with spout sliding fit slider.

Further, the machine shell and the motor chamber are provided with through holes in sliding fit with the first filter plate.

The invention has the following beneficial effects:

1. according to the invention, impurities with larger weight and size in the grain are filtered by the first filter plate, then the grain from the feed opening is blown by the air blower, and dust with smaller weight and size is sucked by the dust hood, so that the aim of thoroughly cleaning the impurities and the dust in the grain is fulfilled.

2. The screw rod is driven to rotate by the second motor, so that the cleaning plate is driven to clean impurities on the first filter plate and discharge the impurities from the waste outlet, and the influence on grain filtration is prevented.

3. According to the invention, the electric turntable of the first motor rotates to drive the first filter plate to move back and forth, so that the grain screening speed and the processing efficiency are improved.

4. The grain blowing device blows the grain from the feed opening through the air blower, blows the grain to the second filter plate which is obliquely arranged, sucks the dust in the grain through the dust hood, and freely descends under the action of gravity, so that the aim of cleaning the blown dust is fulfilled.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a limiting plate;

FIG. 3 is a schematic view of the structure of the first filter plate;

in the drawings, the components represented by the respective reference numerals are listed below:

1-machine shell, 2-feed inlet, 3-motor chamber, 4-second motor, 5-screw rod, 6-cleaning plate, 7-slide rod, 8-first filter plate, 9-limiting plate, 10-connecting rod, 11-rotary table, 12-first motor, 13-feed outlet, 14-fan chamber, 15-blower, 16-blowing nozzle, 17-dust collecting chamber, 18-dust collecting box, 19-dust collecting pump, 20-dust collecting pipe, 21-dust collecting cover, 23-waste outlet and 24-discharge outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "inner wall," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship merely to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered as limiting the invention.

Referring to fig. 1-3, the present invention is a dust removing device for grain, including a casing 1, a feeding port 2 is provided at the upper end of the casing 1, a discharging port 24 is provided at the bottom of the casing 1, a motor chamber 3 is provided at one side of the feeding port 2 in the casing 1; a first motor 12 is installed in the motor chamber 3, a rotary disc 11 is fixedly connected to the first motor 12, a connecting shaft is arranged at the edge of the rotary disc 11, a pair of limiting plates 9 is fixedly connected to an opposite inner wall of the casing 1, a first filter plate 8 is movably connected between the two limiting plates 9, the diameter of a filter hole of the first filter plate 8 is larger than the size of grain, so that the grain can fall down conveniently, the first filter plate 8 can filter impurities such as rootstocks, branches and leaves, soil blocks and the like, a connecting block 803 is arranged at one end of the first filter plate 8, the connecting block 803 is rotatably connected with the connecting shaft on the rotary disc 11 through a connecting rod 10, the rotary disc is driven by the rotation of the motor, so that the electric first filter plate moves forwards, the filtering speed and the effect are improved, a feed opening 13 is arranged below the first filter plate 8, a fan chamber 14 and a dust chamber 17 are respectively arranged at two sides below, the blower 15 is connected with a plurality of air nozzles 16 facing the discharge port 13 through air pipes; be equipped with the second filter 22 that an slope was placed on the dust collecting chamber 17, the filtration pore diameter of second filter 22 is less than the size of grain, install a dust-collecting box 18 in the dust collecting chamber 17, a dust absorption pump 19 is connected to dust-collecting box 18, dust absorption pump 19 passes through dust absorption pipe 20 and connects a suction hood 21, one side of second filter 22 is located to suction hood 21, air-blower 15 blows the grain that falls to second filter 22 through air cock 16, and suction hood 21 siphons away the dust.

Preferably, the feed inlet 2 and the feed opening 13 are funnel-shaped, wherein the feed opening 13 is of a flat funnel structure, so that the blower blows grains to the second filter plate 22 conveniently.

Preferably, install second motor 4 in the motor room 3, the lead screw 5 that 4 pivot departments of second motor fixed connection levels set up, the one end of lead screw 5 extends to the inner wall of casing 1, and lead screw 5 locate with first filter 8 top, a threaded connection cleaning plate 6 on the lead screw 5, cleaning plate 6 is used for cleaning the impurity on the first filter 8.

Preferably, 6 lower extreme fixedly connected with brushes of cleaning plate increase clean effect, be equipped with one on the casing 1 with 6 complex waste outlet 23 of cleaning plate, impurity on the first filter 8 is gone out from waste outlet 23, fixedly connected with between 3 outer walls of motor room and the 1 inner wall of casing and the slide bar 7 of 6 sliding fit of cleaning plate.

Preferably, the limiting plate 9 is provided with a chute 901 matched with the first filter plate 8.

Preferably, the first filter plate 8 is fixedly connected with an outer frame 801 through bolts, the first filter plate 8 with a proper size is selected according to different types of grains, and a sliding block 802 in sliding fit with the sliding groove 901 is arranged on the side face of the outer frame 801, so that the first filter plate 8 can move conveniently.

Preferably, all be equipped with on casing 1 and the motor room 3 with first filter 8 sliding fit's through-hole, the first filter 8 round trip movement of being convenient for.

One specific application of this embodiment is: when the grain cleaning machine works, grains enter the interior of the machine shell 1 from the feeding hole 2 and fall onto the first filter plate 8, the first motor 12 drives the rotary table 11 to rotate so as to drive the first filter plate 8 to move left and right, the grain filtering speed is improved, impurities larger than the diameter of the filtering holes of the first filter plate 8 are left on the first filter plate 8, when the impurities need to be cleaned, the second motor 4 is started to drive the screw rod 5 to rotate so as to drive the cleaning plate 6 to move right, the impurities are cleaned from the waste material outlet 23, the grains fall from the discharging hole 13 through the first filter plate 8, the air blower 15 blows air to the grains through the blowing nozzle 16, the grains are blown to the second filter plate 8, the impurities such as dust with the size smaller than that of the second filter plate 8 are sucked by the dust hood 21 and enter the dust collection box 18, and the grains fall under the action of self gravity and then exit from the discharging hole.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a dust collector for grain, includes casing (1), its characterized in that: a feed inlet (2) is formed in the upper end of the machine shell (1), a discharge outlet (24) is formed in the bottom of the machine shell (1), and a motor chamber (3) is formed in one side, located on the feed inlet (2), of the machine shell (1);

a first motor (12) is installed in the motor chamber (3), a rotary table (11) is fixedly connected to the first motor (12), a pair of limiting plates (9) is fixedly connected to one opposite inner wall of the casing (1), a first filtering plate (8) is movably connected between the two limiting plates (9), a connecting block (803) is arranged at one end of the first filtering plate (8), and the connecting block (803) is rotatably connected with the rotary table (11) through a connecting rod (10);

a feed opening (13) is formed below the first filter plate (8), a fan chamber (14) and a dust collecting chamber (17) are respectively arranged on two sides of the lower portion of the feed opening (13) in the casing (13), an air blower (15) is installed in the fan chamber (14), and the air blower (15) is connected with a plurality of air nozzles (16) facing the discharge opening (13) through air pipes;

be equipped with second filter (22) that an slope was placed on dust collecting chamber (17), install a dust collection box (18) in dust collecting chamber (17), a dust absorption pump (19) is connected in dust collection box (18), dust absorption pump (19) are through dust absorption pipe (20) connection suction hood (21), suction hood (21) are located one side of second filter (22).

2. The dust removing device for the grains according to claim 1, wherein the feeding hole (2) and the discharging hole (13) are funnel-shaped.

3. The dust removing device for the grains according to the claim 1 or 2, characterized in that a second motor (4) is installed in the motor chamber (3), a horizontally arranged screw rod (5) is fixedly connected to the rotating shaft of the second motor (4), the screw rod (5) is arranged above the first filter plate (8), and a cleaning plate (6) is connected to the screw rod (5) in a threaded manner.

4. The dust removing device for the grains according to claim 3, wherein a brush is fixedly connected to the lower end of the cleaning plate (6), a waste outlet (23) matched with the cleaning plate (6) is formed in the machine shell (1), and a sliding rod (7) in sliding fit with the cleaning plate (6) is fixedly connected between the outer wall of the motor chamber (3) and the inner wall of the machine shell (1).

5. A dust-collecting equipment for grains according to claim 1, 2 or 4, characterized in that the limiting plate (9) is provided with a chute (901) which is matched with the first filter plate (8).

6. The dust removing device for the grains according to claim 5, wherein the first filter plate (8) is fixedly connected with an outer frame (801) through bolts, and a sliding block (802) in sliding fit with the sliding groove (901) is arranged on the side surface of the outer frame (801).

7. A dust removing device for grain according to claim 6, characterized in that the casing (1) and the motor chamber (3) are provided with through holes which are slidably fitted with the first filter plate (8).