CN213404195U

CN213404195U - Domestic portable hand corn thresher

Info

Publication number: CN213404195U
Application number: CN202022061996.0U
Authority: CN
Inventors: 陈爱霞; 吴俊超
Original assignee: Jiujiang University; Jiujiang Vocational and Technical College
Current assignee: Jiujiang University; Jiujiang Vocational and Technical College
Priority date: 2020-09-19
Filing date: 2020-09-19
Publication date: 2021-06-11
Anticipated expiration: 2030-09-19

Abstract

A household portable hand-operated corn thresher comprises a support frame, a machine body, a threshing fluted disc and a driving turntable, wherein the middle part of the driving turntable penetrates through the machine body and is connected with the threshing fluted disc; one side of the machine body is provided with a movable baffle, and the other side is provided with a fixed baffle; the top of the movable baffle is movably connected with the top of the machine body through an elastic adjusting assembly, the bottom of the movable baffle is rotatably connected with the bottom of the machine body, and the movable baffle protrudes outwards towards one side of the fixed baffle to form a vertical threshing channel; the fixed baffle is fixedly connected with the machine body, the middle part of the fixed baffle protrudes outwards to form a core discharging channel which is arranged upwards in an inclined mode, and the core discharging channel is communicated with the bottom of the threshing channel. The utility model discloses a cooperation of threshing fluted disc, adjustable fender and fixed stop is threshed, and corn seed falls down from threshing channel, and the plug is discharged from arranging the core passageway, realizes corn seed grain and corn plug separation, adjusts the distance between adjustable fender and the organism through the elasticity adjusting part, can thresh the corn-on-cob of different thicknesses.

Description

Domestic portable hand corn thresher

Technical Field

The utility model relates to a corn processing equipment technical field, in particular to domestic portable hand corn thresher.

Background

As a main grain crop, rice has a large planting area in China and is a main grain crop for people in the northern China. In northern rural areas, many farmers use corn as staple food. A large number of farmers plant a large number of corns in a family unit, the corn threshing work is heavy, and all the corns do not need to be threshed completely in order to guarantee that fresh food materials are eaten. In many occasions in rural areas, the corn threshing work is manually finished, so that the manual threshing labor intensity is high, and the production efficiency is low. Manual stripping is time-consuming and labor-consuming, and the electric corn thresher using large machinery is cumbersome and wastes a large amount of manpower and material resources.

Therefore, the invention relates to a small corn thresher suitable for household operation. The hand-operated corn thresher is small in size, light in relative weight, movable and very convenient. The corn thresher can thresh corns by taking a single rod as a unit, so that corn kernels can be quickly and conveniently obtained in occasions such as families, and the corn thresher is a hand-operated corn thresher which is very suitable for families.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a domestic portable hand corn thresher, can obtain corn kernel fast conveniently.

A household portable hand-operated corn thresher comprises a support frame and a machine body arranged on the support frame, wherein a threshing fluted disc is arranged on one side surface of the machine body, a driving turntable is arranged on the other side surface of the machine body, and the middle part of the driving turntable penetrates through the machine body to be connected with the threshing fluted disc and drives the threshing fluted disc to rotate;

a movable baffle is arranged on one side of the machine body, a fixed baffle is arranged on the other side of the machine body, and the fixed baffle, the movable baffle and the threshing fluted disc are positioned on the same side of the machine body and cover the surface of the threshing fluted disc;

the top of the movable baffle is movably connected with the top of the machine body through an elastic adjusting assembly, the bottom of the movable baffle is rotatably connected with the bottom of the machine body, and the movable baffle protrudes outwards towards one side of the fixed baffle to form a vertical threshing channel;

the fixed baffle is fixedly connected with the machine body, the middle part of the fixed baffle protrudes outwards to form a core discharging channel which is arranged upwards in an inclined mode, and the core discharging channel is communicated with the bottom of the threshing channel.

Compared with the prior art, among the domestic portable hand corn thresher, thresh through the cooperation of threshing teeth dish, adjustable fender and fixed stop, the corn seed falls down from threshing channel, and the plug is discharged from arranging the core passageway, realizes corn seed grain and corn plug separation, adjusts the distance between adjustable fender and the organism through the elasticity adjusting part, can thresh the corn-on-cob of different thicknesses. In addition, the device has small volume, light weight, convenient use and carrying, small storage area and suitability for household operation.

Furthermore, threshing teeth are uniformly distributed on the threshing fluted disc in a circumferential array mode, and the threshing teeth are of a conical structure.

Furthermore, the elasticity adjusting assembly comprises a movable rod penetrating through the machine body and the movable baffle, and a spring sleeved on the movable rod, wherein the spring is positioned between the end part of the movable rod and the movable baffle.

Furthermore, the top of the machine body protrudes outwards to form a blocking part, and a feeding port is formed between the blocking part and the top of the threshing channel.

Furthermore, one side of the blocking part extends to form a first connecting part, the top of the movable baffle plate extends to form a second connecting part, the movable rod penetrates through the first connecting part and the second connecting part, and the spring is located between the end part of the movable rod and the second connecting part.

Furthermore, the threshing channel is of an inverted cone structure with a large upper part and a small lower part.

Further, the axes of the core-row channels are inclined upwards by 25-35 degrees relative to the horizontal direction.

Further, the axis of the core row channel is inclined upward 30 ° from the horizontal.

Further, the support frame comprises two tripods symmetrically arranged at the bottom of the machine body, and the two tripods and the driving turntable are positioned at the same side of the machine body.

Further, the driving turntable comprises a hollow-out turntable body, a connecting shaft connected with the threshing fluted disc is arranged at the center of the surface of one side of the hollow-out turntable body, and a handle is arranged at the edge of the surface of the other side of the hollow-out turntable body.

Drawings

FIG. 1 is a schematic structural view of a household portable hand-operated corn thresher according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the driving turntable in fig. 1.

Description of the main element symbols:

supporting frame	10	Machine body	11
				Barrier section	111	First connecting part	112
Threshing fluted disc	12	Driving turntable	13
				Hollow plate body	131	Connecting shaft	132
Handle (CN)	133	Threshing channel	141
				Movable baffle	14	Second connecting part	142
Fixed baffle	15	Core arranging channel	151
				Elastic adjusting component	16	Movable rod	161
Spring	162

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all 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. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, an embodiment of the present invention provides a portable household hand-operated corn thresher, which includes a supporting frame 10 and a machine body 11 disposed on the supporting frame 10, wherein a threshing fluted disc 12 is disposed on a surface of one side of the machine body 11, a driving turntable 13 is disposed on a surface of the other side of the machine body 11, and a middle portion of the driving turntable 13 passes through the machine body 11 and is connected to the threshing fluted disc 12, and drives the threshing fluted disc 12 to rotate;

a movable baffle plate 14 is arranged on one side of the machine body 11, a fixed baffle plate 15 is arranged on the other side of the machine body, and the fixed baffle plate 15, the movable baffle plate 14 and the threshing fluted disc 12 are positioned on the same side of the machine body and cover the surface of the threshing fluted disc 12;

the top of the movable baffle 14 is movably connected with the top of the machine body 11 through an elastic adjusting component 16, the bottom of the movable baffle 14 is rotatably connected with the bottom of the machine body 11, and the movable baffle 14 protrudes outwards towards one side of the fixed baffle 15 to form a vertical threshing channel 141;

the fixed baffle 15 is fixedly connected with the machine body 11, the middle part of the fixed baffle protrudes outwards to form a core discharging channel 151 which is arranged upwards in an inclined mode, and the core discharging channel 151 is communicated with the bottom of the threshing channel 141.

It should be noted that, in the utility model, the small end of the dried corn cob is placed downwards and the big end is placed upwards into the threshing channel 141, and the driving rotary disc 13 is rotated to drive the threshing fluted disc 12 to rotate, so that the corn kernel is separated from the corn cob by the extrusion and friction among the threshing fluted disc 12, the corn cob and the movable baffle 14, the corn kernel falls from the threshing channel 141, and when the corn kernel is separated from the corn cob, the threshing fluted disc 12 drives the corn cob to move downwards in a spiral manner, and the corn cob continues to be threshed from bottom to top; after threshing, only the corn cobs are left in the threshing channel 141, and the corn cobs descend to the discharge hole of the threshing channel 141. At this time, the corn cob is not separated from the threshing channel 141, and the driving rotary disc 13 is continuously rotated, so that the corn cob rotates along with the threshing fluted disc 12, and meanwhile, the large end of the corn cob turns to the cob discharging channel 151, and is discharged from the cob discharging channel 151 along with the rotation of the driving rotary disc 13, thereby realizing the separation of the corn seed material and the corn cob.

In a preferred embodiment of the present invention, the threshing teeth are uniformly distributed on the threshing teeth disk 12 in a circumferential array manner, so as to thresh the whole corn cob and drive the corn cob to move downwards in a spiral manner. Preferably, the threshing teeth are of a conical structure, so that a better threshing effect is achieved.

Referring to fig. 1, the elastic adjustment assembly 16 includes a movable rod 161 penetrating through the body 11 and the flap 14, and a spring 162 sleeved on the movable rod 161, wherein the spring 162 is located between an end of the movable rod 161 and the flap 14. Through setting up elasticity adjusting part 16, can reach the effect of damping on the one hand, on the other hand can adjust the distance between adjustable fender 14 and the organism 11 to thresh the corn-on-the-fly of different thicknesses.

Referring to fig. 1, the top of the machine body 11 protrudes outward to form a blocking portion 111, and a feeding port is formed between the blocking portion 111 and the top of the threshing channel 141, so as to facilitate feeding and prevent the corn cobs and corn kernels from flying out of the threshing channel 141.

Referring to fig. 1, a first connecting portion 112 is formed by extending one side of the blocking portion 111, a second connecting portion 142 is formed by extending the top of the movable baffle 14, the movable rod 161 penetrates through the first connecting portion 112 and the second connecting portion 142, and the spring 162 is located between the end of the movable rod 161 and the second connecting portion 142 to prevent interference between the movable rod 161 and the threshing teeth 12.

In a preferred embodiment of the present invention, since the radial dimension of the whole corn cob is gradually reduced as the threshing operation is performed, the threshing channel 141 is configured to have a reverse tapered structure with a large upper part and a small lower part.

In another preferred embodiment of the present invention, the axis of the core discharging channel 151 is inclined upward 25 to 35 ° from the horizontal direction, so that the corncob is discharged from the core discharging channel 151.

Further, the axis of the core row passage 151 is inclined upward by 30 ° from the horizontal.

Referring to fig. 1, the supporting frame 10 includes two triangular supports symmetrically disposed at the bottom of the machine body 11, and the two triangular supports and the driving turntable 13 are located at the same side of the machine body 11. The triangular support is made in a welding mode, and the triangular support has stable shape and small weight of the whole thresher, so that the stability requirement can be met.

Referring to fig. 1 and 2, the driving turntable 13 includes a hollow-out turntable body 131, a connecting shaft 132 connected to the threshing teeth disc 12 is disposed at the center of one side surface of the hollow-out turntable body 131, and a handle 133 is disposed at the edge of the other side surface, so that a user can drive the driving turntable 13 through the handle 133. The hollow disc body 131 adopts a hollow structure, so that the weight of the driving turntable 13 can be reduced, and the required driving is reduced. In addition, as the whole threshing process is single-piece and single-piece threshing and the corn cobs are dried, the threshing does not need great motive power, thereby reducing the labor intensity of users.

To sum up, in the domestic portable hand corn thresher, thresh through the cooperation of threshing fluted disc 12, adjustable fender 14 and fixed stop 15, the corn seed falls down from threshing channel 141, and the plug is discharged from arranging the core passageway, realizes corn seed grain and corn plug separation, adjusts the distance between adjustable fender 14 and the organism 11 through elasticity adjusting part 16, can thresh the corn-on-cob of different thicknesses. In addition, the device has small volume, light weight, convenient use and carrying, small storage area and suitability for household operation.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a domestic portable hand corn thresher, includes the support frame, and is equipped with organism on the support frame, its characterized in that: a threshing fluted disc is arranged on the surface of one side of the machine body, a driving turntable is arranged on the surface of the other side of the machine body, and the middle part of the driving turntable penetrates through the machine body to be connected with the threshing fluted disc and drives the threshing fluted disc to rotate;

2. The household portable hand-operated corn thresher according to claim 1, wherein threshing teeth are evenly distributed on the threshing teeth disc in a circumferential array, and the threshing teeth are of a conical structure.

3. The domestic portable hand operated corn thresher of claim 1, wherein said elastic adjustment assembly comprises a movable rod extending through said body and a movable flap, and a spring captured on said movable rod, said spring being located between an end of said movable rod and said movable flap.

4. The household portable hand-operated corn thresher according to claim 3, wherein a blocking portion is convexly formed at the top of the machine body, and a feeding port is formed between the blocking portion and the top of the threshing channel.

5. The household portable hand-operated corn thresher according to claim 4, wherein one side of the blocking portion extends to form a first connecting portion, the top of the movable baffle extends to form a second connecting portion, the movable rod penetrates through the first connecting portion and the second connecting portion, and the spring is positioned between the end of the movable rod and the second connecting portion.

6. The household portable hand-operated corn thresher according to claim 1, wherein the threshing channel is of an inverted cone structure with a large upper part and a small lower part.

7. The domestic portable hand operated corn thresher of claim 1, wherein the axis of said core row passage is inclined upwardly from the horizontal by 25 ° to 35 °.

8. The domestic portable hand operated corn thresher of claim 7, wherein the axis of said coring channel is inclined upwardly 30 ° from horizontal.

9. The household portable hand-operated corn thresher according to any one of claims 1 to 8, wherein the support frame comprises two tripods symmetrically arranged at the bottom of the machine body, and the two tripods and the driving rotary table are positioned at the same side of the machine body.

10. The household portable hand-operated corn thresher according to any one of claims 1 to 8, wherein the driving turntable comprises a hollow disk body, a connecting shaft connected with the threshing teeth disk is arranged at the center of one side surface of the hollow disk body, and a handle is arranged at the edge of the other side surface of the hollow disk body.