CN220044237U

CN220044237U - Corn grain threshing machine

Info

Publication number: CN220044237U
Application number: CN202321687604.9U
Authority: CN
Inventors: 郑志金; 郑宇�
Original assignee: Eshan County Xinfeng Grain Processing Co ltd
Current assignee: Eshan County Xinfeng Grain Processing Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-11-21
Anticipated expiration: 2033-06-30

Abstract

The utility model discloses a corn grain threshing machine, which belongs to the technical field of threshing machines and comprises a threshing shell, wherein the bottom surface of the threshing shell is fixedly communicated with a grain collecting shell, the inside of the threshing shell is fixedly connected with a fixing frame, the left side surface of the threshing shell is fixedly connected with a protecting cover, a fixing plate is arranged below the grain collecting shell, the upper surface of the fixing plate is fixedly provided with a driving motor, the output end of the driving motor is fixedly provided with a driving wheel, the inner wall of the threshing shell and the inside of the fixing frame are fixedly embedded with bearings, the inner rings of the two bearings are fixedly provided with threshing shafts together, the outer surfaces of the threshing shafts are fixedly connected with a plurality of groups of threshing cutters, dust generated in the threshing process is sucked into the dust collecting box through the cooperation of the negative pressure fans and a connecting pipe, and a filter screen is arranged in the dust collecting box so as to filter and collect the dust and reduce dust generated in the threshing process of corn.

Description

Corn grain threshing machine

Technical Field

The utility model relates to the field of threshing machines, in particular to a corn grain threshing machine.

Background

The thresher is a harvesting machine, and mainly refers to a harvesting machine for grain crops, and is not classified as a rice thresher according to different grain crops, such as a rice thresher which is suitable for threshing rice, a corn thresher for threshing corn, and the like.

Corn is known as long-life food all the time, contains abundant proteins, fat, vitamins, trace elements, cellulose and the like, has great potential for developing high-nutrition and high-biological functional food, needs to be aired after corn is harvested, and is threshed and stored after the airing, when corn is threshed, the current household threshing machine is mostly a small threshing machine, the operation is simple, the use is convenient, but the generated dust is inconvenient to treat in the threshing process, and environmental pollution is easy to cause, so that a person skilled in the art provides a corn grain threshing machine to solve the problems in the background technology.

Disclosure of Invention

The utility model aims to provide a corn grain threshing machine, 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 corn grain threshing machine, includes threshing shell, threshing shell's bottom surface fixedly connected with collection grain shell, threshing shell's inside fixedly connected with mount, threshing shell's left surface fixedly connected with protection casing, collection grain shell's below is equipped with the fixed plate, the last fixed surface of fixed plate installs driving motor, driving motor's output fixed mounting has the action wheel, threshing shell's inner wall and the inside of mount are all fixed to inlay there are the bearing, two the inner circle of bearing is fixedly installed threshing shaft jointly, threshing shaft's surface fixedly connected with multiunit threshing cutter, threshing shaft's left end fixed with from the driving wheel, the action wheel passes through the belt and is connected with from the driving wheel transmission, threshing shell's upper surface fixed connection has the connecting pipe, the top fixed intercommunication of connecting pipe has the dust collection box, the back fixed mounting of dust collection box has the negative pressure fan, the fixed intercommunication of the end of negative pressure fan has the exhaust pipe, the exhaust vent has been seted up at the back of dust collection box, the inside of dust collection box is installed through the locating part, the bottom surface of shell is equipped with the exhaust screen grain, the inside of arranging screen grain.

As still further aspects of the utility model: the front of the dust box is movably hinged with a box door through a hinge, and the front of the box door is provided with a display window.

As still further aspects of the utility model: the right side of the threshing shell is fixedly connected with a baffle plate, and the right side of the threshing shell is fixedly connected with a porous plate.

As still further aspects of the utility model: the bottom surface fixedly connected with four supporting legs of collection grain shell, every supporting leg all is connected with the fixed plate.

As still further aspects of the utility model: the left side of protection casing passes through screw fixed mounting has the access panel, the left side of access panel fixed mounting has two handles.

As still further aspects of the utility model: the bottom surface fixedly connected with row grain board of collection grain shell, the back fixed intercommunication of collection grain shell has the feeder hopper.

As still further aspects of the utility model: the front of the particle collecting shell is fixedly provided with a control switch, and the control switch is electrically connected with the driving motor and the negative pressure fan respectively through wires.

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

this corn grain threshing machine, through setting up threshing shaft in the inside of threshing shell, epaxial a plurality of threshing cutters of installing, cooperate with action wheel and follow driving wheel through driving motor, drive threshing shaft and rotate, make threshing cutter thresh the corn, the corn after threshing falls into the collection grain shell through the screen cloth of row grain mouth department, the corncob is discharged through the right-hand member of threshing shell along with the entering of corn, in threshing process, start the negative pressure fan at dust collection box rear, cooperate the connecting pipe through the negative pressure fan, inhale the dust collection box with the dust that produces in the threshing process, set up the filter screen in the dust collection box, can filter the dust and collect, reduce the smoke and dust that produces in the threshing process.

Drawings

FIG. 1 is a schematic perspective view of a corn grain threshing machine;

FIG. 2 is a top view of a dust bin in a corn grain threshing machine;

FIG. 3 is a front cross-sectional view of a threshing shell of a corn grain threshing machine;

fig. 4 is a front cross-sectional view of a collection of hulls in a corn thresher.

In the figure: 1. threshing shell; 2. a baffle; 3. a fixing frame; 4. a porous plate; 5. a connecting pipe; 6. a door; 7. an exhaust pipe; 8. a negative pressure fan; 9. a dust collection box; 10. a display window; 11. a feed hopper; 12. a control switch; 13. a handle; 14. a protective cover; 15. an access panel; 16. support legs; 17. a seed-collecting shell; 18. a particle discharging plate; 19. a fixing plate; 20. an air outlet; 21. a filter screen; 22. a limiting piece; 23. driven wheel; 24. a driving motor; 25. a driving wheel; 26. threshing cutter; 27. threshing shaft; 28. a granule discharging port; 29. a screen; 30. and (3) a bearing.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Referring to fig. 1 to 4, in the embodiment of the utility model, a corn grain threshing machine comprises a threshing shell 1, a grain collecting shell 17 is fixedly connected with the bottom surface of the threshing shell 1, a fixing frame 3 is fixedly connected with the inside of the threshing shell 1, a protection cover 14 is fixedly connected with the left side surface of the threshing shell 1, a fixing plate 19 is arranged below the grain collecting shell 17, a driving motor 24 is fixedly arranged on the upper surface of the fixing plate 19, a driving wheel 25 is fixedly arranged at the output end of the driving motor 24, bearings 30 are fixedly embedded in the inner wall of the threshing shell 1 and the inside of the fixing frame 3, a threshing shaft 27 is fixedly arranged at the inner rings of the two bearings 30 together, a plurality of groups of threshing cutters 26 are fixedly connected with the outer surface of the threshing shaft 27, a driven wheel 23 is fixedly connected with the left end of the threshing shaft 27, the driving wheel 25 is fixedly connected with the driven wheel 23 through a belt, a connecting pipe 5 is fixedly connected with the top end of the connecting pipe 5, a dust box 9 is fixedly connected with the back surface of the dust box 9, a negative pressure fan 8 is fixedly arranged on the back surface of the dust box 8, an end of the negative pressure fan 8 is fixedly connected with a driving pipe 7, an air outlet 20 is arranged at the back surface of the dust box 9, a threshing box 9 is internally provided with a filter screen 28 is internally provided with a filter mesh 28, and the inner bottom surface of the threshing box 21 is internally provided with a filter screen 28.

The front of dust collection box 9 has chamber door 6 through hinge activity hinge, the front of chamber door 6 is equipped with display window 10, through the positive display window 10 of chamber door 6, the dust in the dust collection box 9 is convenient for observe, be convenient for in time clear up, the right flank fixedly connected with baffle 2 of threshing shell 1, the right flank fixedly connected with thru hole board 4 of threshing shell 1, play the effect of protection through baffle 2, avoid the kernel of corn to jump out, thru hole board 4 conveniently filters the kernel of corn, the bottom surface fixedly connected with four supporting legs 16 of collection grain shell 17, every supporting leg 16 all is connected with fixed plate 19, play the effect of supporting the thresher through supporting leg 16.

The left surface of protection casing 14 passes through screw fixed mounting has access panel 15, the left surface fixed mounting of access panel 15 has two handles 13, it maintains action wheel 25 and follow driving wheel 23 in protection casing 14 to conveniently through access panel 15, the bottom surface fixedly connected with row grain board 18 of collection grain shell 17, the back fixed intercommunication of collection grain shell 17 has feeder hopper 11, make things convenient for the thresher feeding through feeder hopper 11, row grain board 18 is convenient to row the kernel of corn material, the front fixed mounting of collection grain shell 17 has control switch 12, control switch 12 passes through the wire and is connected with driving motor 24 and negative pressure fan 8 electricity respectively, it controls the thresher to conveniently pass through control switch 12.

The working principle of the utility model is as follows: when the threshing machine is used, firstly, the threshing machine is placed at a using position, the power supply of the threshing machine is connected, the threshing machine is started through the control switch 12, the driving motor 24 drives the driving wheel 25 to drive the driven wheel 23 to drive the threshing cutter 26 to thresh corn, the corn grains drop into the grain collecting shell 17 through the screen 29 at the grain discharging port 28 and then are discharged through the grain discharging plate 18, the corn cob is discharged along with the rotation of the threshing shaft 27 at the right end of the threshing shell 1, the negative pressure fan 8 behind the dust collecting box 9 is started in the threshing process, the negative pressure fan 8 is matched with the connecting pipe 5 to suck dust generated in the threshing process, and the filter screen 21 is arranged in the dust collecting box 9 to filter and collect the dust.

While the utility model has been described with reference to the preferred embodiments, it will be apparent to those skilled in the art that the utility model is not limited to the details of the exemplary embodiments and that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, as long as the scope of the utility model is defined by the claims and its spirit and scope. 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.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a corn grain threshing machine, includes threshing shell (1), its characterized in that, the fixed intercommunication in bottom surface of threshing shell (1) has collection grain shell (17), the inside fixedly connected with mount (3) of threshing shell (1), the left side fixedly connected with protection casing (14) of threshing shell (1), the below of collection grain shell (17) is equipped with fixed plate (19), the upper surface fixed mounting of fixed plate (19) has driving motor (24), the output fixed mounting of driving motor (24) has action wheel (25), the inner wall of threshing shell (1) and the inside of mount (3) are all fixed to be inlayed with bearing (30), two the inner circle of bearing (30) is fixed together installs threshing shaft (27), the surface fixed connection of threshing shaft (27) has multiunit threshing cutter (26), the left end fixed mounting of threshing shaft (27) has driven wheel (23), action wheel (25) are connected with driven wheel (23) transmission through the belt, the upper surface fixed connection of fixed plate (19) has connecting pipe (5), dust collection pipe (9) are fixed to be connected with negative pressure fan (8) in the fixed connection of dust collection pipe (8), an air outlet (20) is formed in the back of the dust box (9), a filter screen (21) is arranged in the dust box (9) through a limiting piece (22), a grain discharging opening (28) is formed in the bottom surface of the threshing shell (1), and a screen (29) is arranged in the grain discharging opening (28).

2. The corn grain threshing machine according to claim 1, characterized in that the front face of the dust box (9) is movably hinged with a box door (6) through a hinge, and the front face of the box door (6) is provided with a display window (10).

3. The corn grain threshing machine according to claim 1, characterized in that a baffle plate (2) is fixedly connected to the right side surface of the threshing shell (1), and a through hole plate (4) is fixedly connected to the right side surface of the threshing shell (1).

4. A corn grain threshing machine according to claim 1, characterized in that the bottom surface of the grain collecting shell (17) is fixedly connected with four supporting legs (16), each supporting leg (16) being connected with a fixing plate (19).

5. A corn grain threshing machine according to claim 1, characterized in that the left side of the protective cover (14) is fixedly provided with an access panel (15) by means of screws, and the left side of the access panel (15) is fixedly provided with two handles (13).

6. The corn grain threshing machine according to claim 1, characterized in that the bottom surface of the grain collecting shell (17) is fixedly connected with a grain discharging plate (18), and the back surface of the grain collecting shell (17) is fixedly communicated with a feeding hopper (11).

7. A corn grain threshing machine according to claim 1, characterized in that the front face of the grain collecting shell (17) is fixedly provided with a control switch (12), and the control switch (12) is electrically connected with a driving motor (24) and a negative pressure fan (8) respectively through wires.