CN220326287U

CN220326287U - Crop threshing device

Info

Publication number: CN220326287U
Application number: CN202321502480.2U
Authority: CN
Inventors: 刘正君; 陈朝超
Original assignee: Dongfang Huize Agricultural Technology Development Co ltd
Current assignee: Dongfang Huize Agricultural Technology Development Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2024-01-12
Anticipated expiration: 2033-06-12

Abstract

The utility model provides a crop threshing device which comprises a threshing cylinder, a impurity removing box and a bracket, wherein a feeding mechanism for stabilizing rice ears is connected to a feeding opening of the threshing cylinder so as to convey crops into the threshing cylinder for threshing, a threshing assembly is rotationally arranged in the threshing cylinder, an output end of the threshing cylinder is communicated with the impurity removing box, one side of the impurity removing box is communicated with a blower for removing impurities, a material conveying groove is arranged in the impurity removing box, a material conveying assembly is rotationally arranged in the material conveying groove, a impurity removing opening is arranged in the impurity removing box, the impurity removing box is fixed on the bracket, and a driving mechanism is arranged on the bracket and used for driving the threshing assembly and the material conveying assembly to rotate. According to the threshing mechanism, the rice ears to be threshed can be fixed through the feeding mechanism, the fixed rice ears are pushed to one side of the threshing assembly to be threshed, meanwhile, the impurity removal and output of the rice can be realized, and the threshing efficiency and threshing effect of the rice are improved.

Description

Crop threshing device

Technical Field

The utility model relates to the technical field of crop treatment, in particular to a crop threshing device.

Background

The rice is used as one of main crops in China, the rice needs to be threshed after harvesting, and the efficiency is lower because part of rice planting places are not industrialized, and in order to improve the harvesting efficiency of the rice, a small threshing machine is generally adopted for threshing rice ears in the area which is not industrialized, the rice stalks need to be manually held, the rice ears extend into the threshing machine, the rice ears are too concentrated in the manual holding mode, the rice ears are difficult to completely thresh, and because the rice ears need a certain time to thresh, the labor is consumed by manual holding, the operator is easy to fatigue, and meanwhile, the rice ears are only threshed, and the rice can not be screened.

Disclosure of Invention

The utility model provides a crop threshing device, which aims to solve the problems.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a crop threshing device, includes threshing cylinder, edulcoration case and support, the pan feeding mouth of threshing cylinder is connected with the pan feeding mechanism of firm rice ear, so as to carry crops to threshing cylinder is internal thresh, threshing cylinder rotation is provided with threshing subassembly, threshing cylinder's output with edulcoration case intercommunication, one side intercommunication of edulcoration case has the air-blower that the edulcoration was used, be equipped with the defeated silo in the edulcoration case, it is provided with defeated material subassembly to rotate in the defeated silo, be equipped with the edulcoration mouth in the edulcoration case, the edulcoration case is fixed in on the support, install actuating mechanism on the support, actuating mechanism is used for the drive threshing subassembly and defeated material subassembly rotate.

Preferably, the feeding mechanism comprises a fixed feeding plate, a movable feeding plate and a pressing plate, wherein the fixed feeding plate is fixed at the feeding opening of the threshing cylinder, the movable feeding plate is in sliding connection with the fixed feeding plate, a connecting rod and a first telescopic rod are hinged to two sides of the movable feeding plate respectively, the free ends of the two connecting rods are connected with the pressing plate, and the telescopic ends of the first telescopic rods are hinged to the connecting rod.

Preferably, the impurity removing box is hinged with second telescopic rods positioned on two sides of the fixed feeding plate respectively, and the telescopic ends of the two telescopic rods are connected with the movable feeding plate.

Preferably, the upper part of the threshing cylinder is hinged with a protective cover.

Preferably, an air cavity is arranged in the impurity removal box, the air cavity is provided with an air inlet and an air outlet, and the air inlet is communicated with the air blower.

Preferably, the threshing assembly comprises a threshing rod and a plurality of threshing teeth, the threshing rod is rotatably connected in the threshing cylinder through a connecting shaft, and the plurality of threshing teeth are fixed on the threshing rod.

Preferably, the driving mechanism comprises a motor, a belt and a plurality of belt wheels, wherein the output shaft of the motor, the connecting shaft of the threshing assembly and the connecting shaft of the material conveying assembly are respectively connected with the corresponding belt wheels, and the belt is in transmission connection with the plurality of belt wheels.

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

according to the crop threshing device, the rice ears to be threshed can be fixed through the feeding mechanism, the rice is not required to be held manually, the rice ears can be scattered and flatly placed on the feeding mechanism, the fixed rice ears can be pushed to one side of the threshing assembly to be threshed in a pushing mode, the threshing effect of the rice ears is improved, meanwhile, the air blower is arranged on one side of the impurity removing box, impurity removal of the rice can be achieved, the rice ears after impurity removal are output through the clinker assembly, and the threshing efficiency and the threshing effect of the rice are improved.

Drawings

FIG. 1 is a schematic view of a partial cross-sectional structure of a crop threshing device of the utility model;

FIG. 2 is an enlarged schematic view of the portion A in FIG. 1;

FIG. 3 is a schematic cross-sectional view of a feeding mechanism according to the present utility model;

FIG. 4 is a schematic side view of a crop threshing device of the utility model;

FIG. 5 is a schematic cross-sectional view of a crop threshing device of the utility model;

in the figure, a threshing cylinder 1, a impurity removing box 2, a bracket 3, a feeding port 4, a feeding mechanism 5, a feeding plate 6, a moving feeding plate 7, a pressing plate 8, a connecting rod 9, a first telescopic rod 10, a second telescopic rod 11, a threshing component 12, a threshing rod 13, threshing teeth 14, a blower 15, a feeding groove 16, a feeding component 17, a impurity removing port 18, a driving mechanism 19, a motor 20, a belt 21, a belt pulley 22, a protective cover 23, a wind cavity 24, a wind inlet 25 and a wind outlet 26.

Detailed Description

For a better understanding of the technical content of the present utility model, specific examples are provided below and the present utility model is further described with reference to the accompanying drawings.

Example 1

Referring to fig. 1 to 5, the crop threshing device provided by the utility model comprises a threshing cylinder 1, a threshing box 2 and a bracket 3, wherein a feeding opening 4 of the threshing cylinder 1 is connected with a feeding mechanism 5 for stabilizing rice ears so as to convey crops into the threshing cylinder 1 for threshing, the feeding mechanism 5 can clamp rice stalks to be threshed and push the rice ears into the threshing cylinder 1 for threshing, a protective cover 23 is hinged at the upper part of the threshing cylinder 1, when effectively avoiding threshing, the rice pops up, the threshing cylinder 1 is rotationally provided with a threshing assembly 12, the threshing assembly 12 rotates to thresh the rice ears, the output end of the threshing cylinder 1 is communicated with the threshing box 2, the bottom of the threshing cylinder 1 is provided with a plurality of sieve holes, the rice falls into the threshing box 2 through the sieve holes, one side of the threshing box 2 is communicated with a blower 15 for removing impurities, the threshing box 2 is internally provided with a wind cavity 24, the wind cavity 24 is provided with a wind inlet 25 and a wind outlet 26, the wind inlet 25 is communicated with the blower 15, the blower 15 removes impurities from the unhulled rice which falls into the impurity removing box 2, the impurity removing box 2 is internally provided with a material conveying groove 16, the material conveying groove 16 is rotationally provided with a material conveying component 17, the unhulled rice falls into the material conveying groove 16, the material conveying component 17 outputs the rice from the material conveying groove 16, the material conveying component 17 can optionally convey leaves in a spiral manner, the impurity removing box 2 is internally provided with an impurity removing opening 18, the impurity is effectively prevented from accumulating, the impurity removing box 2 is fixed on the bracket 3 for playing a fixing role, the bracket 3 is provided with a driving mechanism 19, the driving mechanism 19 is used for driving the threshing component 12 and the material conveying component 17 to rotate, while driving the threshing assembly 12 and the feeding assembly 17 into operation.

Specifically, feed mechanism 5 is including deciding the pan feeding board 6, moving pan feeding board 7 and clamp plate 8, decide the pan feeding board 6 be fixed in the pan feeding mouth 4 department of threshing cylinder 1, move the pan feeding board 7 with decide pan feeding board 6 sliding connection, decide the pan feeding board 6 and move the pan feeding board 7 and all be certain inclination setting, when being convenient for move the pan feeding board 7 and slide, advance the corn to pan feeding mouth 4 end, move the both sides of pan feeding board 7 and articulate respectively have connecting rod 9 and first telescopic link 10, two the free end of connecting rod 9 with clamp plate 8 is connected, the telescopic end of first telescopic link 10 with connecting rod 9 articulates, through the flexible of first telescopic link 10, adjust clamp plate 8 pushes down the rice stalk that places on the pan feeding board 7, stabilizes the corn, is convenient for threshing, wherein for conveniently moving pan feeding board 7 slides, can be in remove miscellaneous case 2 and articulate respectively has and be located the second telescopic link 11 of fixing pan feeding board 6 both sides, two the telescopic link with moving the pan feeding board 7.

Specifically, the threshing component 12 comprises a threshing rod 13 and a plurality of threshing teeth 14, the threshing rod 13 is rotatably connected in the threshing cylinder 1 through a connecting shaft, the plurality of threshing teeth 14 are fixed on the threshing rod 13, and the threshing rod 13 drives the plurality of threshing rods 13 to rotate to threshing rice ears.

Specifically, the driving mechanism 19 includes a motor 20, a belt 21 and a plurality of pulleys 22, the output shaft of the motor 20, the connecting shaft of the threshing assembly 12 and the connecting shaft of the material conveying assembly 17 are respectively connected with corresponding pulleys 22, the belt 21 is in transmission connection with a plurality of pulleys 22, the motor 20 drives the corresponding pulleys 22 to transmit, the belt 21 drives other pulleys 22 to rotate, and then the threshing assembly 12 and the material conveying assembly 17 are driven to work through the corresponding pulleys 22.

When the threshing machine is used, rice ears to be threshed are placed on the movable feeding plate 7 of the feeding mechanism 5, the rice ears face one side of the threshing cylinder 1, the first telescopic rod 10 is contracted to drive the pressing plate 8 to move downwards to press rice stalks, the rice ears are stabilized, the second telescopic rod 11 is extended to drive the movable feeding plate 7 to slide on the fixed feeding plate 6, the rice ears are pushed to one side of the threshing assembly 12, the motor 20 is started, the motor 20 simultaneously drives the threshing assembly 12 and the feeding assembly 17 to rotate through the belt 21, the threshing rod 13 drives the threshing teeth 14 to thresh the rice ears, and the feeding assembly 17 outputs rice which falls into the feeding groove 16 after impurity removal.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A crop threshing device, characterized in that: including threshing cylinder, edulcoration case and support, the pan feeding mouth of threshing cylinder is connected with the pan feeding mechanism of firm rice ear, so as to carry crops to threshing cylinder is internal thresh, threshing cylinder internal rotation is provided with threshing subassembly, threshing cylinder's output with the edulcoration case intercommunication, one side intercommunication of edulcoration case has the air-blower that the edulcoration was used, be equipped with the defeated silo in the edulcoration case, defeated silo internal rotation is provided with defeated material subassembly, be equipped with the edulcoration mouth in the edulcoration case, the edulcoration case is fixed in on the support, install actuating mechanism on the support, actuating mechanism is used for the drive threshing subassembly and defeated material subassembly rotate.

2. A crop threshing apparatus as claimed in claim 1, characterized in that: the feeding mechanism comprises a fixed feeding plate, a movable feeding plate and a pressing plate, wherein the fixed feeding plate is fixed at a feeding hole of the threshing cylinder, the movable feeding plate is in sliding connection with the fixed feeding plate, a connecting rod and a first telescopic rod are hinged to two sides of the movable feeding plate respectively, the free ends of the connecting rods are connected with the pressing plate, and the telescopic ends of the first telescopic rods are hinged to the connecting rod.

3. A crop threshing apparatus as claimed in claim 2, characterized in that: the impurity removal box is hinged with second telescopic rods positioned on two sides of the fixed feeding plate respectively, and the telescopic ends of the two telescopic rods are connected with the movable feeding plate.

4. A crop threshing apparatus as claimed in claim 1, characterized in that: the upper part of the threshing cylinder is hinged with a protective cover.

5. A crop threshing apparatus as claimed in claim 1, characterized in that: an air cavity is arranged in the impurity removal box, the air cavity is provided with an air inlet and an air outlet, and the air inlet is communicated with the air blower.

6. A crop threshing apparatus as claimed in claim 1, characterized in that: the threshing assembly comprises a threshing rod and a plurality of threshing teeth, the threshing rod is rotatably connected in the threshing cylinder through a connecting shaft, and the plurality of threshing teeth are fixed on the threshing rod.

7. A crop threshing apparatus as claimed in claim 1, characterized in that: the driving mechanism comprises a motor, a belt and a plurality of belt pulleys, wherein the output shaft of the motor, the connecting shaft of the threshing assembly and the connecting shaft of the material conveying assembly are respectively connected with the corresponding belt pulleys, and the belt is in transmission connection with the plurality of belt pulleys.