CN106612871B - A kind of corydalis tuber excavates screening plant - Google Patents

Abstract

The invention discloses a Yuanhu excavation and screening device, which comprises a main frame, a digging shovel, a soil crushing roller, a lifting mechanism, a cylindrical screen and a collection box; the main frame is provided with a first bracket and a second bracket, and the circular A cylindrical screen shaft is arranged inside the trommel, and the first bracket and the second bracket are used to support the cylindrical screen shaft; the driving shovel is arranged at the bottom of the lifting mechanism, and the top of the lifting mechanism is connected Corresponding to the entrance at the front of the cylindrical screen, the soil crushing roller is arranged above the excavation shovel, and the soil crushing roller is fixed on the main frame through a third bracket; the collection box is arranged on the main frame And communicate with the outlet at the rear of the cylinder screen. The pedicel excavating and screening device in the present invention can improve the separation efficiency of pedicure and soil, has no damage to the pedicel, has low manufacturing cost, and realizes high fruit-cleaning rate and soil backfilling.

Description

A Yuanhu Excavation and Screening Device

technical field

The invention relates to the technical field of crop collection, in particular to a Yuanhu digging and screening device.

Background technique

Yuanhu, also known as Yanhusuo and Xuanhu, is a flat-spherical, 0.5-2.5cm in diameter, yellow rhizome-like Chinese herbal medicine. Yuanhu is cultivated in many parts of the country, and the main production areas are Jinhua Pan'an County, Dongyang City, Qinba Mountains and other places in Zhejiang Province. From May to June every year, after the plants of Yuanhu are completely withered, it is time to harvest. Farmers use manual digging, which is inefficient.

At present, the existing Yuanhu harvester is not suitable for harvesting Yuanhu in mountainous and hilly areas because the model is too large. There is also an improved version of the potato harvester, which cannot separate the soil from the fruit well. Fruit rate is low.

Therefore, there is an urgent need for a small-sized device that integrates excavation, separation, screening and collection that is used by scattered planting users.

Contents of the invention

In order to solve the above technical problems, the present invention provides a Rhizoma Rhizoma excavating and screening device integrating excavation, separation, screening and collection, which can conveniently harvest Rhizoma Rhizoma in scattered planting areas.

To achieve the above object, the present invention provides the following scheme:

The invention provides an excavation and screening device for Yuanhu, which includes a main frame, a digging shovel, a soil crushing roller, a lifting mechanism, a cylindrical screen and a collection box; the main frame is provided with a first bracket and a second bracket, and the circular A cylindrical screen shaft is arranged inside the trommel, and the first bracket and the second bracket are used to support the cylindrical screen shaft; the driving shovel is arranged at the bottom of the lifting mechanism, and the top of the lifting mechanism is connected Corresponding to the entrance at the front of the cylindrical screen, the crushing roller is arranged above the excavation shovel, and the crushing roller is fixed on the main frame through a third bracket; the collection box is arranged on the main frame And communicate with the outlet at the rear of the cylindrical screen.

Optionally, the lifting mechanism includes a lifting chain, a driven shaft of the lifting chain and a driving shaft of the lifting chain, the driven shaft of the lifting chain corresponds to the top of the tunneling shovel, and the driving shaft of the lifting chain corresponds to The entrance at the front of the cylindrical screen corresponds, and the lifting chain is arranged between the driven shaft of the lifting chain and the driving shaft of the lifting chain.

Optionally, a ditherer is provided in the middle between the driven shaft of the lifting chain and the driving shaft of the lifting chain, and the ditherer is in close contact with the inner surface of the conveying side of the lifting chain.

Optionally, a plurality of rubber strips are embedded in the inner wall of the cylindrical sieve, and the plurality of rubber strips are evenly arranged on the inner wall of the cylindrical sieve, and the tops of the plurality of rubber strips are triangular rubber strips with rounded corners.

Optionally, the plurality of rubber strips includes one movement guide strip and three horizontal rubber strips, the horizontal rubber strips are arranged at the front end of the inner wall of the cylindrical screen, and the movement guide strips pass through the cylindrical screen.

Optionally, the length of the plurality of horizontal rubber strips is 1/5-1/2 of the length of the cylindrical screen.

Optionally, the motion guide strip is a spiral rubber strip, the pitch of the motion guide strip gradually decreases from the front to the rear of the cylindrical screen, and the height of the motion guide decreases from the front to the rear of the cylindrical screen. gradually increased.

Optionally, there are multiple rows of bar-shaped screen holes distributed in staggered rows on the cylindrical sieve.

Optionally, a guide plate is provided between the lifting mechanism and the cylindrical screen, for sending the soil and dirt on the lifting mechanism into the cylindrical screen.

Optionally, a supporting wheel and a universal wheel are arranged under the main frame, the supporting wheel is located under the first bracket, and the universal wheel is located under the second bracket.

Compared with the prior art, the present invention has achieved the following technical effects:

The Yuanhu excavation and screening device of the present invention is driven by a tractor and provides working power. When the tractor is advancing, the excavation shovel is shoveled into the soil, the soil and the Yuanhu fruit are turned up, and the soil clods are squeezed and broken into small soil clods by the crushing roller. , under the action of the tractor's advancement and the rolling force of the crushing roller, the soil clods are sent into the upward lifting mechanism composed of chains, and the lifting chain is shaken by the vibrator to improve the separation efficiency of the fruit and soil. The hoisting chain sieve feeds the fruit and soil into the cylinder sieve for fine screening. There is a movement guide strip and three horizontal rubber strips inside the cylinder sieve; when the cylinder rotates, the horizontal rubber strip and the movement guide strip Hu fruit and soil particles can be turned over better to separate the fruit and soil, so that the hu fruit can continuously move to the output port during the tumbling process, and there is no damage to the hu fruit, and the manufacturing cost is low; the distribution of the cylinder screen walls is staggered Distributed bar-shaped sieve holes, the pitch of the motion guide strips at the entrance is relatively large and the height is low, which mainly serves to stir the pecans and soil particles when the cylinder sieve rotates, and the pitch of the motion guide strips at the exit of the cylinder sieve is relatively dense And the height is relatively large, mainly to guide the Huguo to move to the exit automatically when the cylinder sieve rotates. The granular soil is decomposed into small particles during the rotation of the cylinder sieve, which are screened out through the sieve holes and then fall back to the ground, achieving a high fruit-cleaning rate and soil backfilling, and finally the fruit is sent to the collection box.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings required in the embodiments. Obviously, the accompanying drawings in the following description are only some of the present invention. Embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without paying creative labor.

Fig. 1 is the structural representation of Yuanhu excavating and screening device of the present invention;

Fig. 2 is the schematic sectional view of the structure of the cylinder sieve in the Yuanhu excavation and screening device of the present invention;

Fig. 3 is a schematic diagram of cylinder sieve hole distribution in the Yuanhu excavating and screening device of the present invention;

Fig. 4 is a schematic diagram of the longitudinal section of the moving guide bar in the Yuanhu excavating and screening device of the present invention.

Explanation of reference signs: 1. Driven shaft of lifting chain; 2. Drilling shovel; 3. Soil crushing roller; 4. Lifting chain; 5. Drive shaft of lifting chain; 6. First bracket; 7. Sieve hole; 8. Cylindrical screen; 9. Second bracket; 10. Collection box; 11. Universal wheel; 12. Shaker.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The purpose of this invention is to provide a kind of Yuanhu excavating and screening device, to solve the problem that the existing Yuanhu harvester model is too large, can not be applicable to mountainous and hilly areas, and the Yuanhu harvester improved to the potato harvester cannot be better Realize the separation of soil and fruit, and the problem of low net fruit rate.

Based on this, the Yuanhu excavation and screening device provided by the present invention is drawn by a tractor and provides working power, and it includes a main frame, a digging shovel, a soil crushing roller, a lifting mechanism, a cylindrical screen and a collection box; the main frame is provided with The first bracket and the second bracket, the cylindrical screen shaft is arranged inside the cylindrical screen, and the first bracket and the second bracket are used to support the cylindrical screen shaft; the driving shovel is arranged on the The bottom of the lifting mechanism, the top of the lifting mechanism corresponds to the front entrance of the cylindrical screen, the soil crushing roller is arranged above the digging shovel, and the soil crushing roller is fixed on the main frame through a third bracket; The collection box is arranged on the main frame and communicates with the outlet at the rear of the cylindrical screen.

The invention adopts the excavation shovel to excavate the soil and pecans, squeezes the soil into small pieces through the crushing roller, and the lifting mechanism lifts the crushed soil and pecans and sends them to the cylindrical sieve, and separates the fruit and soil through the cylindrical sieve , and finally send the Yuanhu fruit into the collection box and backfill the soil.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Embodiment one:

As shown in Figure 1, the present embodiment provides a kind of Yuan Hu excavation and screening device, comprises main frame, excavation shovel 2, soil crushing roller 3, lifting mechanism, cylinder screen 8 and collection box 10; Described main frame is provided with First support 6 and second support 9, described cylinder sieve 8 inside is provided with cylinder sieve 8 axles, and described first support 6 and described second support 9 are used for supporting described cylinder sieve 8 axles; The digging shovel 2 is arranged at the bottom of the lifting mechanism, the top of the lifting mechanism corresponds to the front entrance of the cylindrical screen 8, the crushing roller 3 is arranged above the digging shovel 2, and the crushing roller 3 It is fixed on the main frame through a third bracket; the collection box 10 is arranged on the main frame and communicates with the outlet at the rear of the cylindrical screen 8 .

In this specific embodiment, the lifting mechanism includes a lifting chain 4, a lifting chain driven shaft 1 and a lifting chain driving shaft 5, and the lifting chain driven shaft 1 corresponds to the top of the tunneling shovel 2, The lifting chain driving shaft 5 corresponds to the front entrance of the cylindrical screen 8 , and the lifting chain 4 is arranged between the lifting chain driven shaft 1 and the lifting chain driving shaft 5 .

A ditherer 12 is also arranged in the middle between the driven shaft 1 of the lifting chain and the driving shaft 5 of the lifting chain, and the ditherer 12 is in close contact with the inner surface of the conveying side of the lifting chain 4 .

A guide plate is arranged between the lifting mechanism and the cylindrical sieve 8, and is used to send the soil and raw material on the lifting mechanism into the cylindrical sieve 8.

A support wheel and a universal wheel 11 are arranged below the main frame, the support wheel is located below the first bracket 6 , and the universal wheel 11 is located below the second bracket 9 .

As shown in Figure 2, the inner wall of the cylindrical screen 8 is embedded with a plurality of rubber strips, the plurality of rubber strips are evenly arranged on the inner wall of the cylindrical screen 8, and the tops of the plurality of rubber strips are rounded. Triangular rubber strips.

The plurality of rubber strips includes a movement guide strip and three horizontal rubber strips, the horizontal rubber strips are arranged at the front end of the inner wall of the cylindrical screen 8 , and the movement guide strips pass through the cylindrical screen 8 .

The length of the plurality of horizontal rubber strips is 1/3 of the length of the cylindrical screen 8 .

The motion guide bar is a spiral rubber strip, and the pitch of the motion guide bar gradually decreases from the front to the rear of the cylindrical screen 8, as shown in Figure 4, the height of the motion guide bar increases from the The front portion to the rear portion of the cylindrical screen 8 is gradually increased.

As shown in FIG. 3 , multiple rows of bar-shaped screen holes 7 are arranged in a staggered arrangement on the cylindrical screen 8 .

When in use, the tractor is used to drive, and the tractor provides power for the crushing roller 3, the lifting chain drive shaft 5, the cylinder screen 8 and the shaker 12 at the same time. The soil clods are squeezed and broken into small soil clods by the crushing roller 3. Under the action of the advance of the tractor and the rolling force of the soil crushing roller 3, the soil clods are sent to the lifting mechanism composed of chains, and the lifting chain 4 passes through the shaker 12 Vibration is generated to the lifting chain 4, and the separation efficiency of the fruit and the soil is improved. Lifting chain 4 sieves the pecans and soil into the cylinder sieve 8 for fine screening. The cylinder sieve 8 has a movement guide bar and three horizontal rubber strips inside; when the cylinder sieve 8 rotates, the horizontal rubber strips and the motion guide bar to achieve better turning of the Hu fruit and soil particles to realize the separation of the fruit and soil, and make the Hu fruit continuously move to the output port during the rolling process, and has no damage to the Hu fruit and low manufacturing cost; round Bar screen holes 7 are distributed in staggered distribution on the wall of the trommel 8, and the pitch of the motion guide bar at the entrance is relatively large and the height is low, which mainly serves to stir the sycamore and soil particles when the trommel 8 rotates, and the trommel sieve The pitch of the motion guide bar at the 8 outlets is denser and the height is larger, which mainly plays a role in guiding the Yuanhu fruit to move to the outlet automatically when the cylinder sieve 8 rotates. The granular soil is decomposed into small particles in the rotary process of the cylinder sieve 8, and is screened out through the sieve hole 7, and falls back to the ground again, thereby realizing a high net fruit rate and soil backfilling, and the fruit of the fruit is sent into the collection box 10 at last.

It can be seen that the present embodiment adopts the arrangement of horizontal rubber strips and motion guide strips in the cylindrical sieve to strengthen the turning of the hu fruit and the soil particles, so that the hu fruit, the soil particles and the rubber strips are rubbed and bumped against each other. It can better separate the pecans and soil particles in the sieve, which is convenient for the soil particles to be discharged from the sieve holes and improve the net fruit rate. The outlet of the drum screen moves to improve the working efficiency of the drum screen.

It should be noted that the setting position of the vibrator in the present invention is not limited to this embodiment. In order to realize the separation of Hu Guo and soil conveniently in the present invention, it is sufficient that the vibrator can cause the vibration of the lifting chain. Similarly, The shape and the distribution of the sieve holes are not limited to the present embodiment, as long as the filtering function can be realized, the quantity and length of the same rubber strips are not limited to the present embodiment, so as to realize that the persimmons are constantly rolling in the rolling process. Move to the output port.

In this description, specific examples are used to illustrate the principle and implementation of the present invention. The description of the above embodiments is only used to help understand the method of the present invention and its core idea; meanwhile, for those of ordinary skill in the art, according to this The idea of the invention will have changes in the specific implementation and scope of application. In summary, the contents of this specification should not be construed as limiting the present invention.

Claims (6)

1. a kind of Yuanhu excavation and screening device is characterized in that, comprises main frame, driving shovel, crushing soil roller, hoisting mechanism, cylinder sieve and collection box; Described main frame is provided with first support and second support, A cylindrical screen shaft is arranged inside the cylindrical screen, and the first bracket and the second bracket are used to support the cylindrical screen shaft; the driving shovel is arranged at the bottom of the lifting mechanism, and the lifting mechanism The top corresponds to the front entrance of the cylindrical screen, the soil crushing roller is arranged above the digging shovel, and the soil crushing roller is fixed on the main frame through a third bracket; the collection box is arranged on the On the main frame and communicated with the outlet at the rear of the cylindrical screen; the inner wall of the cylindrical screen is embedded with a plurality of rubber strips, and the plurality of rubber strips are evenly arranged on the inner wall of the cylindrical screen. The top of the rubber strip is a triangular rubber strip with rounded corners; the plurality of rubber strips include a movement guide strip and three horizontal rubber strips, the horizontal rubber strips are arranged at the front end of the inner wall of the cylindrical screen, and the movement guide strips run through The cylindrical screen; the length of the plurality of horizontal rubber strips is 1/5-1/2 of the length of the cylindrical screen; the motion guide bar is a spiral rubber strip, and the pitch of the motion guide bar is from The front portion of the cylindrical screen gradually decreases to the rear, and the height gradually increases from the front portion to the rear of the cylindrical screen. 2. Yuan Hu digging and screening device according to claim 1, is characterized in that, described hoisting mechanism comprises lifting chain, lifting chain driven shaft and lifting chain driving shaft, described lifting chain driven shaft and The top of the excavation shovel corresponds, the driving shaft of the lifting chain corresponds to the front entrance of the cylindrical screen, and the lifting chain is arranged between the driven shaft of the lifting chain and the driving shaft of the lifting chain . 3. The Yuanhu excavation and screening device according to claim 2, characterized in that, a ditherer is arranged at the middle part between the driven shaft of the lifting chain and the driving shaft of the lifting chain, and the ditherer is tightly Affix the inside surface of the conveyor side of the elevator chain. 4. The Yuanhu excavating and screening device according to claim 1, characterized in that there are multiple rows of bar-shaped screen holes arranged in a staggered arrangement on the cylindrical screen. 5. The excavation and screening device according to claim 1, characterized in that a guide plate is arranged between the lifting mechanism and the cylindrical screen for sending the soil and the sieve on the lifting mechanism into the cylinder sieve. 6. The excavating and screening device according to claim 1, wherein a support wheel and a universal wheel are arranged below the main frame, the support wheel is located below the first support, and the universal wheel located below the second bracket.