CN217389453U

CN217389453U - Feeding blade for axial flow threshing system

Info

Publication number: CN217389453U
Application number: CN202221532474.7U
Authority: CN
Inventors: 彭洪光
Original assignee: Hegang Tianfeng Agricultural Machinery Manufacturing Co ltd
Current assignee: Hegang Tianfeng Agricultural Machinery Manufacturing Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-09-09
Anticipated expiration: 2032-06-17

Abstract

The utility model relates to the field of agricultural machinery, in particular to a feeding blade for an axial flow threshing system, which aims to solve the problems that the feeding blade for the existing axial flow threshing system is unreasonable in design, causes the damage of grains and crop straws to be overhigh, leads the loss rate of the grains to be high, reduces the working efficiency of the axial flow threshing system, can not recycle the broken straws and the like, the blade is spiral in the scheme, the blade is arranged on the outer side wall of a conical central shaft, the front end of the blade is positioned at the small outer diameter end of the conical central shaft, the rear end of the blade is positioned at the large outer diameter end of the conical central shaft, the feeding plate is arranged at the front end of the blade, the feeding plate and the small outer diameter end of the conical central shaft are arranged at intervals, and the blade and the conical central shaft are both connected with the feeding plate, the utility model has an independent feeding plate, increases the contact area between the feeding blade and the crops, and is changed from line contact into surface contact when in contact with the crops, the impact force on crops is reduced, and the crushing rate of grain grains and crop straws is effectively reduced.

Description

Feeding blade for axial flow threshing system

Technical Field

The utility model relates to the field of agricultural machinery, concretely relates to feeding blade that axial flow threshing system used.

Background

The feeding blades used in the existing axial flow threshing system are all simple helical blades, and due to the fact that materials of the feeding blades are limited, the contact area with crops is small when the feeding blades work, the crops in contact with the feeding blades are smashed under high-speed rotation of the feeding blades, so that the crops and grain grains are broken, the loss rate of the grains is increased, the workload of a cleaning system is increased due to over-smashing of the crop straws, and the working efficiency of the axial flow threshing system is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a purpose: the utility model aims at solving the feeding blade design that current axial flow threshing system used unreasonable, cause grain, the damaged too high of crop straw for grain loss rate is high, has reduced axial flow threshing system's work efficiency, crosses the unable recycle scheduling problem of garrulous straw, and then provides a feeding blade that axial flow threshing system used.

The utility model discloses a realize through following scheme:

a feeding blade for an axial flow threshing system comprises a conical central shaft, at least one feeding plate and at least one blade;

the blade is the heliciform, and the blade is arranged on the lateral wall of toper center pin, and the front end of blade is located the little external diameter end of toper center pin, and the rear end of blade is located the big external diameter end of toper center pin, the feeding board sets up the front end at the blade, and the feeding board sets up with the little external diameter end interval of toper center pin, and blade and toper center pin all are connected with the feeding board.

Further, the working surface of the feeding plate is arranged in parallel with the central line of the conical central shaft.

And furthermore, the included angle between the working surface of the feeding plate and the central line of the conical central shaft is less than or equal to 15 degrees.

Further, the width of the working surface of the feeding plate is between 20mm and 100 mm.

Still further, a feeding blade for axial flow threshing system, the number of blade is two.

Has the advantages that:

the utility model relates to a feeding blade that axial flow threshing system used has independent feeding board, has increaseed the area of contact of feeding blade and crops, becomes the face contact by line contact when contacting with crops, has reduced the impact force to crops, has effectively reduced grain seed grain and crop straw's percentage of damage, has reduced the load of cleaning because of the broken bringing of crop straw simultaneously.

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 these drawings without creative efforts.

Fig. 1 is a front view of a feeder blade for an axial threshing system.

Fig. 2 is a top view of a feeder blade for an axial threshing system.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or coupled. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

For the convenience of understanding the embodiments of the present invention, the following description will be given by way of example only with reference to the accompanying drawings, and the embodiments are not limited thereto.

The present embodiment is explained with reference to fig. 1 to 2:

the first embodiment is as follows: a feeding blade for an axial flow threshing system comprises a conical central shaft 3, at least one feeding plate 1 and at least one blade 2;

blade 2 is the heliciform, and blade 2 arranges on the lateral wall of toper center pin 3, and the front end of blade 2 is located the little external diameter end of toper center pin 3, and the rear end of blade 2 is located the big external diameter end of toper center pin 3, feed board 1 sets up the front end at blade 2, and feed board 1 sets up with the little external diameter end interval of toper center pin 3, and blade 2 and toper center pin 3 all are connected with feed board 1.

In the present embodiment: when crops enter the axial flow threshing system, the crops are firstly contacted with the feeding plate, the working area of the feeding plate is large, the contact area with the crops is also large, the acting force acting on the crops can be dispersed, the crushing of the crops and grains can be greatly reduced, when the crops enter the axial flow threshing system through the feeding plate, the crops are contacted with the blades and are conveyed to the inside of the threshing system through the blades, the threshing effect is increased by guiding the crops entering the axial flow threshing system to the outside through the conical central shaft, and the threshing efficiency is improved.

Other embodiments are the same as the first embodiment.

The second embodiment is as follows: a feeding blade for an axial flow threshing system is characterized in that the working surface of a feeding plate 1 is arranged in parallel with the central line of a conical central shaft 3.

Other embodiments are the same as the first embodiment.

The third concrete implementation mode: the feeding blade for axial flow threshing system has feeding plate 1 with working plane in the included angle of 15 deg to the central line of the conic central shaft 3.

Other embodiments are the same as the first embodiment.

The fourth concrete implementation mode: a feeding blade for an axial flow threshing system is characterized in that the width of a working surface of a feeding plate 1 is between 20mm and 100 mm.

Other embodiments are the same as the third embodiment.

The sixth specific implementation mode: a feeding blade for an axial flow threshing system is provided, wherein the number of the blades is two.

Other embodiments are the same as the first embodiment.

The working principle is as follows: the utility model provides a feeding blade that axial compressor threshing system used is including feeding the board, the blade, the toper center pin, contact earlier when crops get into axial compressor threshing system and feed the board, it is big because of the area of feeding the board, it is also big with the area of crops contact, make the effort that is used in on crops can disperse, just so can the breakage of greatly reduced crops and seed grain, contact the blade after crops get into by feeding board, carry to threshing system inside by the blade, the toper center pin can increase threshing effect in the crops direction outside that gets into threshing system, improve threshing efficiency.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A feeding blade for an axial flow threshing system is characterized in that: it comprises a conical central shaft (3), at least one feeding plate (1) and at least one blade (2);

blade (2) are the heliciform, and blade (2) are arranged on the lateral wall of toper center pin (3), and the front end of blade (2) is located the little external diameter end of toper center pin (3), and the rear end of blade (2) is located the big external diameter end of toper center pin (3), feed board (1) sets up the front end at blade (2), and feeds board (1) and the little external diameter end clearance setting of toper center pin (3), and blade (2) and toper center pin (3) all are connected with feed board (1).

2. The feed blade for an axial threshing system of claim 1, wherein: the working surface of the feeding plate (1) is arranged in parallel with the central line of the conical central shaft (3).

3. A feeder vane for an axial flow threshing system according to claim 1, characterised in that: the included angle between the working surface of the feeding plate (1) and the central line of the conical central shaft (3) is less than or equal to 15 degrees.

4. The feed blade for an axial threshing system according to claim 3, wherein: the width of the working surface of the feeding plate (1) is between 20mm and 100 mm.

5. The feed blade for an axial threshing system of claim 1, wherein: the number of the blades is two.