CN212418668U

CN212418668U - Agricultural screening device with blowing mechanism

Info

Publication number: CN212418668U
Application number: CN202020660271.0U
Authority: CN
Inventors: 陈月娇
Original assignee: Fuzhou Gaoke New Technology Development Co ltd
Current assignee: Fuzhou Gaoke New Technology Development Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-01-29
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses an agricultural sieving mechanism with blowing mechanism, including frame and screen cloth, the shade is installed on the upper portion of the frame inboard, and the upper end of the opening in the middle part of the shade is installed with axial fan, and the middle part of screen cloth one side is installed with pushing mechanism, and pushing mechanism installs in the middle part of the crossbeam of frame one side, and the lower part of the middle position of screen cloth opposite side is installed with the slide, and the slide is slidably mounted on the upper portion of slide rail, and the slide rail is installed in the middle part of mounting bracket; the suction force generated by the work of the negative pressure fan is utilized to suck the air above the second guide groove into the air exhaust pipe through the three air conveying pipes, so that the dust is sucked into the air exhaust pipe, the cloth bag filters the dust in the air, the quality of grain screening is improved, and the surrounding working environment is protected.

Description

Agricultural screening device with blowing mechanism

Technical Field

The utility model relates to the technical field of agricultural machinery, specifically be a sieving mechanism for agricultural with mechanism of blowing.

Background

Agricultural machinery refers to various machines used in the production process of crop planting and animal husbandry, as well as in the primary processing and treatment process of agricultural and animal products. Agricultural machinery includes agricultural power machinery, farmland construction machinery, soil farming machinery, planting and fertilizing machinery, plant protection machinery, farmland irrigation and drainage machinery, crop harvesting machinery, agricultural product processing machinery, animal husbandry machinery, agricultural transportation machinery and the like. Cereal need filter the seed between scattering to guarantee the quality that cereal seeding was scattered, thereby improve later stage cereal and plant output, current screening mechanism often produces a certain amount of raise dust when screening cereal granule, pollutes the workshop, influences the quality of cereal screening. Therefore, the utility model provides an agricultural sieving mechanism with blowing mechanism is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sieving mechanism for agricultural with mechanism of blowing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sieving mechanism for agricultural with mechanism of blowing, includes frame and screen cloth, the shade is installed on the inboard upper portion of frame, axial fan is installed to the open-ended upper end in the middle part of the shade, the mid-mounting of screen cloth one side has pushing mechanism, pushing mechanism installs at the crossbeam middle part of frame one side, the slide is installed to the lower part of screen cloth opposite side intermediate position, slide slidable mounting is on the upper portion of slide rail, the middle part at the mounting bracket is installed to the slide rail, the mounting bracket welding is in the lower part of frame opposite side, first guide slot is installed in the outside of screen cloth lower extreme in the frame, the second guide slot is installed in the below of screen cloth to the frame inboard, the inboard lower part of.

Preferably, a cloth bag is installed in the middle of the inner side of the exhaust pipe, the opening of the cloth bag faces the upper portion of the exhaust pipe, a negative pressure fan is installed on the inner side of the lower end of the exhaust pipe, and the air inlet end of the negative pressure fan faces the inside of the exhaust pipe.

Preferably, the pushing mechanism comprises a cross beam, a sliding seat, a guide rail, a side plate, a stand column, a first connecting ring, a straight rod, a second connecting ring, a cross rod and a driving motor, the side plate is horizontally welded on one side of the middle part of the cross beam, the stand column is vertically welded at the central position of the top surface of the side plate, the first connecting ring is sleeved on the outer part of the stand column, the first connecting ring is welded at one end of the straight rod, the second connecting ring is welded at the other end of the straight rod, the second connecting ring is sleeved on the outer part of one end of the cross rod, and the other end of the cross rod is.

Preferably, the driving motor is vertically installed at a corresponding position of a cross beam of the frame, and two sides of the upper part of the cross beam are connected with the frame of the screen mesh through bolts.

Preferably, the three openings of the side wall of the second guide groove are respectively connected with the upper ends of the three air conveying pipes, and the lower ends of the three air conveying pipes are communicated with the upper end of the exhaust pipe.

Preferably, a material guide groove is welded to one side of the lower side of the second guide groove, the material guide groove extends out of the frame in an inclined mode, and the first guide groove is installed in an inclined mode.

Preferably, the frame is installed the distributing chute above the screen cloth upper side position, the bottom plate slope of distributing chute is towards the screen cloth.

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

1. blowing air to the upper part of the screen by using an axial flow fan to blow dust generated in the process of screening the grain particles by the screen to the lower part of the screen so that the dust is sucked into a gas transmission pipe, collecting the dust by a cloth bag, avoiding the dust from rising and protecting the working environment;

2. the cross rod is driven to rotate by the driving motor, the cross rod drives one end of the straight rod to do circular motion, the other end of the straight rod is pulled or pushed to drive the cross beam to move, sliding blocks at two ends of the cross beam do reciprocating linear motion under the guide of the guide rail, the screen mesh is pushed to do reciprocating motion, shaking is performed to screen grain particles, the effect of screening the grain particles is achieved, meanwhile, the grain particles are mutually rubbed to separate dust on the surfaces of the grain particles, and the quality of the grain screening is improved;

3. the suction force generated by the work of the negative pressure fan is utilized to suck the air above the second guide groove into the air exhaust pipe through the three air conveying pipes, so that the dust is sucked into the air exhaust pipe, the cloth bag filters the dust in the air, the quality of grain screening is improved, and the surrounding working environment is protected.

Drawings

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

FIG. 2 is a schematic view of the pushing mechanism of the present invention;

fig. 3 is a schematic view of the internal structure of the exhaust duct of the present invention.

In the figure: the device comprises a frame 1, a material distribution groove 2, a screen 3, a pushing mechanism 4, a second guide groove 5, a shade 6, an axial flow fan 7, a material guide groove 8, a first guide groove 9, a sliding seat 10, a sliding rail 12, a mounting frame 13, a gas pipe 14, an exhaust pipe 15, a cloth bag 16, a negative pressure fan 17, a cross beam 41, a sliding seat 42, a guide rail 43, a side plate 44, a stand column 45, a first connecting ring 46, a straight rod 47, a second connecting rod 48, a cross rod 49 and a driving motor 410.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: an agricultural screening device with an air blowing mechanism comprises a frame 1 and a screen 3, wherein a shade 6 is installed at the upper part of the inner side of the frame 1, an axial flow fan 7 is installed at the upper end of an opening in the middle of the shade 6, the axial flow fan 7 blows air to the upper part of the screen 3 to blow dust generated in the process of screening cereal grains by the screen 3 to the lower part of the screen 3 so that a gas transmission pipe 14 can suck the dust, a cloth bag 16 collects the dust to avoid the dust from being raised and protect the working environment, a pushing mechanism 4 is installed at the middle of one side of the screen 3, the pushing mechanism 4 is installed at the middle of a cross beam at one side of the frame 1, a sliding seat 10 is installed at the lower part of the middle position at the other side of the screen 3, the sliding seat 10 is slidably installed at the upper part of a sliding rail 12, the sliding, the inner side of the frame 1 is provided with a second guide groove 5 below the screen 3, and the lower part of the inner side of the frame 1 is fixed with an exhaust pipe 15.

Furthermore, a cloth bag 16 is arranged in the middle of the inner side of the exhaust pipe 15, the opening of the cloth bag 16 faces the upper portion of the exhaust pipe 15, a negative pressure fan 17 is arranged on the inner side of the lower end of the exhaust pipe 15, the air inlet end of the negative pressure fan 17 faces the inside of the exhaust pipe 15, the negative pressure fan 17 generates suction force when working, air above the second guide groove 5 is sucked into the exhaust pipe 15 through the three air conveying pipes 14, accordingly, dust is sucked into the exhaust pipe 15, the cloth bag 16 filters the dust in the air, the quality of grain screening is improved, and the surrounding working environment is protected.

Further, the pushing mechanism 4 includes a cross beam 41, a sliding seat 42, a guide rail 43, a side plate 44, an upright post 45, a first connecting ring 46, a straight rod 47, a second connecting ring 48, a cross rod 49 and a driving motor 410, the side plate 44 is horizontally welded on one side of the middle portion of the cross beam 41, the upright post 45 is vertically welded on the central position of the top surface of the side plate 44, the first connecting ring 46 is sleeved on the outside of the upright post 45, the first connecting ring 46 is welded on one end of the straight rod 47, the second connecting ring 48 is welded on the other end of the straight rod 47, the second connecting ring 48 is sleeved on the outside of one end of the cross rod 49, the other end of the cross rod 49 is connected at the tail end of the output shaft of the driving motor 410, the driving motor 410 drives the cross rod 49 to rotate, the cross rod 49 drives one end of the straight rod 47 to do circular motion, the other, promote screen cloth 3 reciprocating motion and shake and divide the sieve with cereal granule, reach cereal granule and divide the effect of sieve, make the dust on its surface break away from between the cereal granule of mutual friction simultaneously, improve cereal and divide the quality of sieve.

Further, the driving motor 410 is vertically installed at a corresponding position of a cross beam of the frame 1, two sides of the upper part of the cross beam 41 are connected with a frame of the screen 3 through bolts, and the cross beam 41 transmits power.

Furthermore, three openings on the side wall of the second guide groove 5 are respectively connected with the upper ends of the three air pipes 14, the lower ends of the three air pipes 14 are communicated with the upper end of the exhaust pipe 15, and the air pipes 14 connect the space above the second guide groove 5 with the exhaust pipe 15.

Further, a guide chute 8 is welded on one side of the lower side of the second guide groove 5, the grain particles screened out from the inside of the second guide groove 5 are guided into an external storage box by the guide chute 8, the guide chute 8 extends out of the rack 1 in an inclined mode, the first guide groove 9 is installed in an inclined mode, and the screened grain particles are guided into the external storage box by the first guide groove 9.

Further, frame 1 is installed distributing chute 2 above screen cloth 3 upside position, and distributing chute 2's bottom plate inclines towards screen cloth 3, and distributing chute 2 distributes grain particles inside screen cloth 3 evenly.

The working principle is as follows: in actual operation, the driving motor 410 drives the cross rod 49 to rotate, the cross rod 49 drives one end of the straight rod 47 to do circular motion, the other end of the straight rod 47 is pulled or pushed to drive the cross beam 41 to move, the sliding blocks 42 at the two ends of the cross beam 41 move back and forth in a straight line under the guidance of the guide rails 43 to push the screen 3 to move back and forth to screen the grain particles, the bottom plate of the material distribution chute 2 inclines towards the screen 3, the material guide chute 8 guides the grain particles screened out from the second guide chute 5 into the external storage tank, the first guide chute 9 guides the screened grain particles into the external storage tank, the axial flow fan 7 blows air to the upper part of the screen 3 to blow the dust generated in the process of screening the grain particles by the screen 3 to the lower part of the screen 3 so that the air pipe 14 sucks the dust, the cloth bag 16 collects the dust, the suction force generated by the operation of the negative pressure fan 17 sucks, thereby sucking dust into the exhaust pipe 15, the cloth bag 16 filters dust in air, and the quality of grain screening is improved.

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

Claims

1. The agricultural screening device with the blowing mechanism comprises a rack (1) and a screen (3), and is characterized in that a shade (6) is installed on the upper portion of the inner side of the rack (1), an axial flow fan (7) is installed at the upper end of the middle opening of the shade (6), a pushing mechanism (4) is installed at the middle portion of one side of the screen (3), a sliding seat (10) is installed at the lower portion of the middle position of the other side of the screen (3), the sliding seat (10) is slidably installed at the upper portion of a sliding rail (12), the sliding rail (12) is installed at the middle portion of an installation rack (13), the installation rack (13) is welded at the lower portion of the other side of the rack (1), a first guide groove (9) is installed on the outer side of the lower end of the screen (3) of the rack (1), a second guide groove (5) is installed on the inner side of the rack (1) below the screen (3, an exhaust pipe (15) is fixed at the lower part of the inner side of the frame (1).

2. The agricultural screening apparatus having a blowing mechanism of claim 1, wherein: sack (16) are installed to the medial position of exhaust pipe (15) inboard, the opening of sack (16) is towards the upper portion of exhaust pipe (15), negative-pressure air fan (17) are installed to the inboard of exhaust pipe (15) lower extreme, the inside of air inlet end orientation exhaust pipe (15) of negative-pressure air fan (17).

3. The agricultural screening apparatus having a blowing mechanism of claim 1, wherein: push mechanism (4) include crossbeam (41), sliding seat (42), guide rail (43), curb plate (44), stand (45), first connecting ring (46), straight-bar (47), second connecting ring (48), horizontal pole (49) and driving motor (410), curb plate (44) horizontal welding is in one side at crossbeam (41) middle part, the vertical central point that welds in curb plate (44) top surface of stand (45) puts, first connecting ring (46) cup joint the outside at stand (45), first connecting ring (46) welding is in the one end of straight-bar (47), second connecting ring (48) welding is at the other end of straight-bar (47), second connecting ring (48) cup joint the outside at horizontal pole (49) one end, the output shaft end at driving motor (410) is connected to the other end of horizontal pole (49).

4. An agricultural screening apparatus having a blower mechanism according to claim 3, wherein: the driving motor (410) is vertically installed at the corresponding position of a cross beam of the frame (1), and two sides of the upper part of the cross beam (41) are connected with a frame of the screen (3) through bolts.

5. The agricultural screening apparatus having a blowing mechanism of claim 1, wherein: the upper ends of the three air conveying pipes (14) are respectively connected with three openings on the side wall of the second guide groove (5), and the lower ends of the three air conveying pipes (14) are communicated with the upper end of the exhaust pipe (15).

6. The agricultural screening apparatus having a blowing mechanism of claim 1, wherein: a guide chute (8) is welded on one side of the lower side of the second guide groove (5), the guide chute (8) obliquely extends out of the frame (1), and the first guide groove (9) is obliquely installed.

7. The agricultural screening apparatus having a blowing mechanism of claim 1, wherein: cloth chute (2) is installed in frame (1) above screen cloth (3) upside position, the bottom plate slope of cloth chute (2) is towards screen cloth (3).