CN220027738U

CN220027738U - Agricultural screening machine

Info

Publication number: CN220027738U
Application number: CN202321568775.XU
Authority: CN
Inventors: 杨涛; 陈胜发; 杨艳; 段敏敏; 杨美艳
Original assignee: Shaanxi Gewenda Biotechnology Co ltd
Current assignee: Shaanxi Gewenda Biotechnology Co ltd
Priority date: 2023-06-20
Filing date: 2023-06-20
Publication date: 2023-11-17
Anticipated expiration: 2033-06-20

Abstract

The utility model provides an agricultural screening machine which comprises a bottom plate and a fixing frame fixed on the bottom plate, wherein a fixing rod is fixedly connected between the inner walls of the fixing frame, two sliding blocks capable of reciprocating are sleeved on the fixing rod, a first placing frame and a second placing frame are respectively and fixedly connected to the upper ends of the two sliding blocks, the second placing frame is located above the first placing frame, a screen is fixedly arranged in the second placing frame through a second bolt, and a collecting box is fixedly arranged in the first placing frame through a first bolt. According to the utility model, the second bolts are adopted, so that the screen can be quickly and fixedly arranged on the second placing frame, and meanwhile, when seeds with different sizes need to be screened, the screen can be quickly disassembled and replaced, thereby a wider application range can be achieved, and the collecting box can be quickly disassembled and assembled through the arranged first bolts.

Description

Agricultural screening machine

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to an agricultural screening machine.

Background

In the agricultural production process, a screening device is often needed to screen agricultural crop seeds, seed screening refers to screening of cereal seeds with different sizes, generally speaking, seedlings formed by large cereal seeds are usually larger than seedlings formed by small cereal seeds, under the same sowing condition, the growth and development of the seedlings and the formation of later-stage yield of the seeds with different sizes have great influence, plants formed by the cereal seeds with larger particles grow vigorously, the propagation volume is larger, and higher yield can be obtained.

In the prior art, although the seed screening machine is used for screening seeds, a common screen plate is integrally connected with equipment, the screen plate cannot be detached and replaced according to the needs, and meanwhile, the problem that local accumulation is easy to occur when the seeds are collected by the collecting box is solved, and the seeds cannot be evenly spread.

Disclosure of Invention

The utility model aims to provide an agricultural screening machine so as to solve the technical problems in the prior art.

In order to solve the technical problems, the agricultural screening machine provided by the utility model comprises a bottom plate and a fixing frame fixed on the bottom plate, wherein a fixing rod is fixedly connected between the inner walls of the fixing frame, two sliding blocks capable of reciprocating are sleeved on the fixing rod, a first placing frame and a second placing frame are respectively and fixedly connected to the upper ends of the two sliding blocks, the second placing frame is positioned above the first placing frame, a screen is fixedly arranged in the second placing frame through a second bolt, and a collecting box is fixedly arranged in the first placing frame through the first bolt.

Preferably, a spring is fixedly connected between the sliding block and the inner wall of the fixing frame, the front sides of the sliding blocks are fixedly connected with contact rods, and driving pieces for pushing the contact rods are fixedly arranged on the bottom plate.

Preferably, the driving piece comprises a motor fixed on the bottom plate, the output end of the motor is fixedly connected with a cam, and the cam is always propped against the contact rod.

Preferably, the spring is sleeved on the fixed rod, and the inner diameter of the spring is larger than the diameter of the fixed rod.

Preferably, the bottom of the sliding block is rotationally connected with a roller, and the roller is in rolling connection with the inner bottom wall of the fixing frame.

Preferably, the inner bottom of the screen is provided with a plurality of meshes which are equidistantly distributed, and the meshes are round holes.

Preferably, one end of the screen is provided with a slope.

Preferably, the number of the first bolts and the second bolts is four.

Preferably, the fixing frame is fixedly arranged at the middle position of the bottom plate.

Preferably, the handles are fixedly connected to the two ends of the collecting box.

By adopting the technical scheme, the utility model has the following beneficial effects:

1. according to the utility model, the second bolts are adopted, so that the screen can be quickly and fixedly arranged on the second placing frame, and meanwhile, when seeds with different sizes need to be screened, the screen can be quickly disassembled and replaced, thereby a wider application range can be achieved, and the collecting box can be quickly disassembled and assembled through the arranged first bolts.

2. According to the utility model, the driving piece, the contact rod, the sliding block, the fixing rod and the spring are adopted, so that the reciprocating shaking of the screen and the collecting box can be realized, the purpose of uniform blanking is realized for the screen, seeds meeting the standard fall into the collecting box through the screen, and the collecting box can prevent the seeds from accumulating locally, so that the seeds are spread flatly.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are some embodiments of the utility model and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a front view combined diagram of an agricultural screening machine according to an embodiment of the present utility model;

fig. 2 is a rear view structural diagram of an agricultural screening machine according to an embodiment of the present utility model;

FIG. 3 is a view showing a detachable state of a screen and a collecting box of an agricultural screening machine according to an embodiment of the present utility model;

FIG. 4 is an enlarged block diagram of the portion A of FIG. 3;

FIG. 5 is a screen structure diagram of an agricultural screening machine according to an embodiment of the present utility model;

fig. 6 is a block diagram of a collection box of an agricultural screening machine according to an embodiment of the present utility model.

Reference numerals: 1. a bottom plate; 2. a fixing frame; 3. a fixed rod; 4. a slide block; 5. a spring; 6. a roller; 7. a contact lever; 8. a driving member; 81. a motor; 82. a cam; 9. a first rack; 10. a second rack; 11. a second bolt; 12. a first bolt; 13. a screen; 131. a mesh; 132. a ramp; 14. and a collection box.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. 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 utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model is further illustrated with reference to specific embodiments.

As shown in fig. 1-6, the agricultural screening machine provided by the embodiment comprises a bottom plate 1, a fixing frame 2 fixed on the bottom plate 1, a fixing rod 3 fixedly connected between the inner walls of the fixing frame 2, two sliding blocks 4 capable of reciprocating are sleeved on the fixing rod 3, the fixing rod 3 is arranged to achieve the guiding purpose of the sliding blocks 4, the sliding blocks 4 are slidably connected with the inner walls of the fixing frame 2, the sliding blocks 4 can only move along a straight line, a first placing frame 9 and a second placing frame 10 are fixedly connected to the upper ends of the two sliding blocks 4 respectively, the second placing frame 10 is located above the first placing frame 9, a screen 13 is fixedly installed in the second placing frame 10 through a second bolt 11, a collecting box 14 is fixedly installed in the first placing frame 9 through a first bolt 12, threads of the first bolt 12 are arranged on the first placing frame 9, and threads of the second bolt 11 are arranged on the second placing frame 10.

Second bolt 11 is screwed on second rack 10 for second bolt 11 one end offsets with screen cloth 13, can be quick with screen cloth 13 fixed mounting on second rack 10, when the seed of different sizes needs screening simultaneously, unscrew second bolt 11, can be quick dismantle screen cloth 13, change, thereby can reach wider application range, screw on first rack 9 first bolt 12, make first bolt 12 one end offset with collecting box 14, can realize quick installation to collecting box 14 equally.

A spring 5 is fixedly connected between the sliding block 4 and the inner wall of the fixed frame 2, the front side of the sliding block 4 is fixedly connected with a contact rod 7, and a driving piece 8 for pushing the contact rod 7 is fixedly arranged on the bottom plate 1.

The driving member 8 includes a motor 81 fixed on the base plate 1, the output end of the motor 81 is fixedly connected with a cam 82, the cam 82 is always abutted against the contact lever 7, and the motor 81 is started to drive the cam 82 to perform constant-speed rotation.

The process of screening seed is, pour the seed into screen cloth 13 inside, then start motor 81, drive cam 82 rotation, cam 82 can promote the contact lever 7 motion of both sides at rotatory in-process, contact lever 7 moves through the slider 4 that corresponds, owing to set up spring 5 again, can make slider 4 reset, finally make first rack 9 and second rack 10 do reciprocating rectilinear motion, screen cloth 13 and collection box 14 also do reciprocating rectilinear motion, thereby screen cloth 13 is the continuous fall into collection box 14 of the seed that accords with the requirement, the seed in the collection box 14 can scatter, avoid the seed to pile up in the part.

The spring 5 is sleeved on the fixed rod 3, the inner diameter of the spring 5 is larger than the diameter of the fixed rod 3, and therefore the spring 5 can better release elasticity to drive the sliding block 4 to reset.

The bottom of the sliding block 4 is rotationally connected with the roller 6, the roller 6 is in rolling connection with the inner bottom wall of the fixed frame 2, and when the sliding block 4 moves, the roller 6 is driven to roll at the inner bottom of the fixed frame 2, so that the aim of auxiliary guiding of the sliding block 4 is fulfilled.

In this scheme, there are a plurality of equidistance distribution's mesh 131 in the screen cloth 13, and mesh 131 is the round hole, sets up mesh 131 and makes the seed that meets the requirements pass through, falls into in the collecting box 14, and equidistant distribution, to a certain extent makes the even passing through of seed too.

One end of the screen 13 is provided with a slope 132, and seeds in the screen 13 can be poured out through the slope 132 after screening is completed.

The equal fixedly connected with handle in collection box 14 both ends is convenient for carry collection box 14 through the handle, and the handle can adopt modes such as welding, screwed connection to fix, and collection box 14 is inside to be rectangular groove structure.

The number of the first bolts 12 and the second bolts 11 is four, and the front side and the rear side are respectively two, so that the screen 13 and the collecting box 14 can be firmly locked and fixed.

In this scheme, design mount 2 fixed mounting is in bottom plate 1 middle part position for the atress is comparatively balanced like this, avoids equipment to empty.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides an agricultural divides screen (ing) machine, its characterized in that, include bottom plate (1), be fixed in mount (2) on bottom plate (1), fixedly connected with dead lever (3) between mount (2) inner wall, the cover is equipped with two slider (4) that can reciprocate on dead lever (3), two slider (4) upper end fixedly connected with first rack (9) and second rack (10) respectively, second rack (10) are located first rack (9) top, there is screen cloth (13) through second bolt (11) fixed mounting in second rack (10), there is collection box (14) through first bolt (12) fixed mounting in first rack (9).

2. An agricultural screening machine according to claim 1, characterized in that a spring (5) is fixedly connected between the slider (4) and the inner wall of the fixing frame (2), the front sides of the slider (4) are fixedly connected with contact rods (7), and a driving piece (8) for pushing the contact rods (7) is fixedly arranged on the bottom plate (1).

3. An agricultural screening machine according to claim 2, characterized in that the driving element (8) comprises a motor (81) fixed on the bottom plate (1), the output end of the motor (81) is fixedly connected with a cam (82), and the cam (82) is always propped against the contact rod (7).

4. An agricultural screening machine according to claim 2, characterized in that the spring (5) is sleeved on the fixing rod (3), the inner diameter of the spring (5) being larger than the diameter of the fixing rod (3).

5. An agricultural screening machine according to claim 4, characterized in that the bottom of the slider (4) is rotatably connected with a roller (6), the roller (6) being in rolling connection with the inner bottom wall of the fixed frame (2).

6. An agricultural screening machine according to claim 1, characterized in that the bottom of the screen (13) has a plurality of equidistantly distributed mesh openings (131), the mesh openings (131) being circular openings.

7. An agricultural screening machine according to claim 6, characterized in that the screen (13) is provided with a ramp (132) at one end.

8. An agricultural screening machine according to claim 1, characterized in that the number of the first bolts (12) and the second bolts (11) is four.

9. An agricultural screening machine according to claim 1, characterized in that the fixing frame (2) is fixedly mounted in the middle position of the bottom plate (1).

10. An agricultural screening machine according to claim 1, characterized in that handles are fixedly connected to both ends of the collecting box (14).