CN218680088U - Soil scraping device of ridge culture rhizoma corydalis harvester - Google Patents

Abstract

The utility model relates to the technical field of agricultural machinery, specifically a device of taking off native of ridge culture rhizoma corydalis harvester comprises supporting shoe, crank wheel, rocker, connecting rod, rake, transmission shaft, rhombus support spherical bearing, sprocket etc.. The soil digging device with the crank and rocker mechanism is designed to enable the rake to simulate the process of manually harvesting rhizoma corydalis, break hardened soil on the surface layer of the rhizoma corydalis, and dig out the rhizoma corydalis buried in the soil from the surface of the soil, so that the preliminary separation of a ridge-planted rhizoma corydalis and sandy soil mixture is realized during harvesting, the workload of directly separating all sandy soil and the rhizoma corydalis by the harvester is reduced, and the strength is reduced for the subsequent separation work of the rhizoma corydalis and the soil.

Description

Soil scraping device of ridge culture rhizoma corydalis harvester

Technical Field

The utility model belongs to the technical field of agricultural machine, concretely relates to native device of taking off of ridge culture rhizoma corydalis harvester.

Background

Rhizoma corydalis is a perennial herb of corydalis of Papaveraceae, also called corydalis tuber and corydalis tuber, and is called Zhejiang eight flavors together with Baizhu, peony, fritillaria, etc., which is one of the traditional Chinese medicines with large dosage. Rhizoma corydalis is oblate and 5-25 mm in diameter, and can grow in loose and wet sandy soil and semi-sandy soil. At present, the rhizoma corydalis is mainly harvested manually, weeds on ridge surfaces and dry stalks are removed firstly when drug farmers harvest, and small iron wire rakes are adopted to perform shallow turning along ridges to pick up tubers. The existing rhizoma corydalis harvesting mode is mainly manual harvesting, the harvesting labor intensity is high, the efficiency is low, the corresponding rhizoma corydalis harvester is directly shoveled for harvesting, soil on the surface layer of ridge culture rhizoma corydalis is hardened, the adhesion of rhizoma corydalis and sandy soil is high, and the harvesting and separating effects are poor. In summary, the invention develops the soil scraping device of the ridge culture rhizoma corydalis harvester, after the mechanical harvesting of rhizoma corydalis breaks the soil hardened on the surface of the ridge, the rhizoma corydalis is turned out of the soil, so as to complete the preliminary separation of the rhizoma corydalis from the soil, and facilitate the subsequent screening and harvesting of the rhizoma corydalis harvester.

Disclosure of Invention

To the problem and the defect that exist among the above-mentioned prior art, the utility model provides a native device is taken off to ridge culture rhizoma corydalis harvester, wherein include: supporting shoe, crank wheel, rocker, connecting rod, rake, transmission shaft, rhombus support spherical bearing, sprocket.

The method is characterized in that: the soil scraping devices of the ridge culture rhizoma corydalis harvester are symmetrically arranged left and right except the chain wheel; the transmission shaft is a through shaft and is fixed at the front end of the rhizoma corydalis harvester through a spherical bearing of a diamond support; the chain wheel is fixed on the right side of the transmission shaft and outside the spherical bearing of the rhombic support; the crank wheel edge is provided with a hole, the crank wheels are symmetrically arranged, the right crank wheel is fixed on the outer side of the chain wheel, the left crank wheel is fixed on the outer side of the spherical bearing of the rhombic support, the crank wheels are axially fixed through a shaft sleeve, and the key grooves are circumferentially fixed; the center of the supporting block is provided with a hole which is welded at the front end of the rhizoma corydalis harvester, two ends of the rocker are provided with holes, one end of the rocker is in fit connection with a supporting block shaft hole through a pin shaft with a hole, the other end of the rocker is in fit connection with a connecting rod left end hole shaft hole through a pin shaft with a hole, and an open pin is added on the pin shaft with a hole for axial fixation; the left end and the middle of the connecting rod are respectively provided with a hole, the left end is in fit connection with a shaft hole of the rocker through a pin shaft with a hole, the middle of the connecting rod is in fit connection with a shaft hole of the crank wheel through a pin shaft with a hole, and a cotter pin is added on the pin shaft with a hole for axial fixation; the two ends of the rake are welded on the connecting rod, and the connecting part of the rake and the connecting rod is designed into a U shape, so that interference between the rake teeth and the crank wheel during movement is avoided.

The utility model has the advantages that: by designing the soil digging device with the crank and rocker mechanism, the extension line of the connecting rod of the soil digging device makes a circular motion of a drop-shaped curve track, so that the rake can simulate the process of manually harvesting rhizoma corydalis, break hardened soil on the surface layer of the rhizoma corydalis, and turn the rhizoma corydalis buried in the soil out of the soil surface, thereby realizing the preliminary separation of a mixture of ridge-planted rhizoma corydalis and sandy soil, reducing the workload of a harvester for directly separating all the sandy soil from the rhizoma corydalis, and reducing the strength of the subsequent separation work of the rhizoma corydalis and the soil.

Drawings

The invention is further described in the following detailed description in conjunction with the drawings in which:

FIG. 1 is a schematic structural view of a soil scraping device of a ridge-culture rhizoma corydalis harvester according to the present invention;

fig. 2 is a schematic structural view of a crank and rocker mechanism of a soil scraping device of a ridge-culture rhizoma corydalis harvester according to the patent of the invention;

FIG. 3 is a schematic structural view of a transmission part of a soil scraping device of a ridge-culture rhizoma corydalis harvester according to the present invention;

shown in the figure: 1. a supporting block; 2. a rocker; 3. a connecting rod; 4. a crank wheel; 5. a sprocket; 6. a rhombic support spherical bearing; 7. a drive shaft; 8. a rake.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Fig. 1 to 3 are schematic views of the present invention.

The devices of the ridge-culture rhizoma corydalis harvesting soil scraper are arranged in bilateral symmetry except the chain wheel 5; the transmission shaft 7 is a through shaft, the transmission shaft 7 is fixed on a front end frame of the rhizoma corydalis harvester through a diamond-shaped support spherical bearing 6, the chain wheel 5 is fixed on the right side of the transmission shaft 7, and the outer side of the diamond-shaped support spherical bearing 6 is fixed on the front end frame of the rhizoma corydalis harvester; a hole is formed in the edge of the crank wheel 4, the crank wheels 4 are symmetrically arranged, the crank wheel 4 on the right side is fixed on the outer side of the chain wheel 5, the crank wheel 4 on the left side is fixed on the outer side of the spherical bearing 6 with the diamond-shaped support, the crank wheel 4 is axially fixed through a shaft sleeve, and the key groove is circumferentially fixed; the center of the supporting block 1 is provided with a hole which is welded on a front end frame of the rhizoma corydalis harvester, two ends of the rocker 2 are provided with holes, one end of the rocker is matched and connected with a shaft hole of the supporting block 1 through a pin shaft with a hole, the other end of the rocker is matched and connected with a shaft hole of a hole at the left end of the connecting rod 3 through a pin shaft with a hole, and a cotter pin is added on the pin shaft with a hole for axial fixation; the left end and the middle of the connecting rod 3 are respectively provided with a hole, the left end is matched and connected with the shaft hole of the rocker 2 through a pin shaft with holes, the middle of the connecting rod is matched and connected with the shaft hole of the crank wheel 4 through the pin shaft with holes, and a cotter pin is added on the pin shaft with holes for axial fixation; two ends of the rake 8 are welded on the connecting rod 4, and the connecting part of the rake 8 and the connecting rod 4 is designed to be U-shaped, so that interference between the rake and a crank wheel and a chain wheel during movement is avoided.

When the soil scraping device of the ridge-culture rhizoma corydalis harvester is used, according to the motion principle of a crank rocker mechanism in a four-bar mechanism, a transmission shaft 7 is fixed at the front end of the harvester through a rhombic support spherical bearing 6, the rear output of a tractor transmits power to a chain wheel 5 through chain transmission to drive the transmission shaft 7 and a crank wheel 4 to rotate, a rocker 2 controls the swinging direction of a connecting rod 3, a rake 8 is welded on the connecting rod 3 to drive the rake 8 to do circular motion of a water drop-shaped curve track, the transmission shaft 7 ensures that the crank rocker mechanisms on two sides move consistently, and the rake 8 is prevented from being stuck because of left and right inconsistency when moving. The supporting block 1 limits the distance between the crank and rocker mechanism and the frame of the rhizoma corydalis harvester, ensures the normal work of the crank and rocker mechanism, and during the work, the harvester advances, the rake teeth on the rake 8 firstly break the soil on the surface layer of the ridge-planted rhizoma corydalis, and turn out the rhizoma corydalis buried under the soil, and preliminarily separate the rhizoma corydalis from the soil, thereby realizing the gain effect of digging out the soil of the rhizoma corydalis.

The utility model discloses a ridge culture rhizoma corydalis harvester's native device of taking off simple structure adopts symmetrical arrangement crank rocker mechanism, make the rake can be with the movement track cyclic motion of settlement, the mode of using little rake in the artifical results of movement track simulation, break open top layer soil and will bury the rhizoma corydalis under the soil and turn over, guarantee the results of rhizoma corydalis, the work efficiency of results in-process has been improved, the direct work load with whole sand and rhizoma corydalis separation of harvester has been reduced, the work degree of difficulty and intensity have been reduced for follow-up screening soil separation rhizoma corydalis and sand. The ideal effects of labor saving, labor saving and high efficiency are achieved.

Based on the above description, the worker can make various changes and modifications without departing from the technical spirit of the present invention. The technical scope of the present invention is not limited to the content of the specification, and any modifications and equivalents made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (1)

1. A soil digging device of a ridge culture rhizoma corydalis harvester comprises: the support block, the crank wheel, the rocker, the connecting rod, the rake, the transmission shaft, the rhombic support spherical bearing and the chain wheel; the method is characterized in that: the soil scraping devices of the ridge culture rhizoma corydalis harvester are symmetrically arranged left and right except the chain wheel; the transmission shaft is a through shaft and is fixed at the front end of the rhizoma corydalis harvester through a spherical bearing of a diamond support; the chain wheel is fixed on the right side of the transmission shaft and outside the spherical bearing of the rhombic support; the crank wheel edge is provided with a hole, the crank wheels are two in number, are fixed on the transmission shaft and are symmetrically arranged, the right crank wheel is fixed on the outer side of the chain wheel, the left crank wheel is fixed on the outer side of the spherical bearing of the rhombic support, the crank wheels are axially fixed through a shaft sleeve, and the key grooves are circumferentially fixed; the center of the supporting block is provided with a hole which is welded at the front end of the rhizoma corydalis harvester, two ends of the rocker are provided with holes, one end of the rocker is in fit connection with a supporting block shaft hole through a pin shaft with a hole, the other end of the rocker is in fit connection with a connecting rod left end hole shaft hole through a pin shaft with a hole, and an open pin is added on the pin shaft with a hole for axial fixation; the left end and the middle of the connecting rod are respectively provided with a hole, the left end is matched and connected with a rocker shaft hole through a pin shaft with a hole, the middle of the connecting rod is matched and connected with a crank wheel shaft hole through a pin shaft with a hole, and a cotter pin is added on the pin shaft with a hole for axial fixation; two ends of the rake are welded on the connecting rod, and the connecting part of the rake and the connecting rod is designed into a U shape.

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