CN217491590U

CN217491590U - Agricultural soil screening installation for growing seedlings

Info

Publication number: CN217491590U
Application number: CN202220289988.8U
Authority: CN
Inventors: 祝显萍
Original assignee: Xu Wenfa
Current assignee: Xu Wenfa
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-09-27
Anticipated expiration: 2032-02-14

Abstract

The utility model discloses a soil screening installation is used in agricultural seedling culture relates to agricultural seedling culture technical field, including the screening case, set up in the feeder hopper and the slip of screening roof portion and locate the screen cloth of screening incasement portion, screening incasement is located the feeder hopper below and is equipped with the guide swash plate through torsional spring shaft rotation, and guide swash plate left end bottom slope is equipped with the push rod, push rod and screen cloth top surface butt, and the push rod is the acute angle with screen cloth initial position contained angle. The utility model discloses in, through the feeder hopper that opening end and guide swash plate set up perpendicularly, and then make the clod produce perpendicular striking to the guide swash plate, and then make the guide swash plate rotate around turning round spring axle, and then make push rod extrusion screen cloth, rethread reset spring's cooperation makes the screen cloth jolt from top to bottom, avoids big clod to cause the jam to the screen cloth, utilizes the motor to drive the screen cloth rotation simultaneously, and then makes the big clod landing screen cloth on the screen cloth derive the screening case, has improved screening efficiency.

Description

Agricultural soil screening installation for growing seedlings

Technical Field

The utility model relates to an agricultural seedling growing technical field especially relates to an agricultural is grown seedlings and is used soil screening installation.

Background

At present, soil for agricultural seedling culture is easy to agglomerate after a long time, so that the air permeability of roots is reduced, and the agglomerated soil needs to be crushed as if the roots are sealed, so that gaps among soil particles are enlarged, air easily enters, the respiration of root cells is increased, the respiration is enhanced, the transpiration effect can be enhanced, the exchange of root hairs and mineral elements in the soil is promoted, and the absorption of the roots to the mineral elements can be promoted; particularly, in the process of seedling culture, the requirement on soil is higher, the requirement on the refining degree of the soil is more strict, so that the soil is fully mixed with other nutrients, and the soil needs to be screened after being crushed, so that the particle size of the soil meets the requirement of seedling culture.

The screening effect of the existing soil screening equipment is poor, the large soil easily blocks the screen inside the equipment, the working efficiency and the screening soil quality are affected, and meanwhile, the large soil blocks left by screening are not easy to discharge, and the screening efficiency is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art and providing the soil screening equipment for agricultural seedling culture.

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

a soil screening device for agricultural seedling raising comprises a screening box, a feed hopper arranged at the top of the screening box and a screen mesh arranged in the screening box in a sliding manner, wherein a material guide inclined plate is arranged below the feed hopper in the screening box in a rotating manner through a torsion spring shaft, a push rod is obliquely arranged at the bottom of the left end of the material guide inclined plate and is abutted against the top surface of the screen mesh, and an included angle between the push rod and the initial position of the screen mesh is an acute angle;

the open end of the feed hopper is perpendicular to the inclined plane of the material guide inclined plate.

Further, screening incasement wall both sides rotate respectively through the pivot and are equipped with the mounting panel, two the mounting panel opposite side is equipped with the traveller respectively, the screen cloth both sides seted up with traveller complex spout, the traveller is located the screen cloth bottom cover outward and is equipped with reset spring, right side the pivot is driven by external motor.

Further, the screening case rear side is opened and is equipped with the discharge gate, the screening incasement portion is located the inboard slope of discharge gate and is equipped with leads soil block swash plate.

Furthermore, the periphery of the screen is provided with an annular protection plate, and the width of the front side and the rear side of the annular protection plate is larger than that of the front side and the rear side of the material guide inclined plate.

Furthermore, the bottom end of the push rod is made of an anti-abrasion material.

Furthermore, the bottom of the screening box is provided with a soil outlet, the bottom inside the screening box is provided with a soil guide slope plate matched with the soil outlet, and the inner side of the soil guide slope plate is inclined.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the utility model discloses in, through the feeder hopper that opening end and guide swash plate set up perpendicularly, and then make the clod produce perpendicular striking to the guide swash plate, and then make the guide swash plate rotate around turning round spring axle, and then make push rod extrusion screen cloth, rethread reset spring's cooperation makes the screen cloth jolt from top to bottom, avoids big clod to cause the jam to the screen cloth, utilizes the motor to drive the screen cloth rotation simultaneously, and then makes the big clod landing screen cloth on the screen cloth derive the screening case, has improved screening efficiency.

Drawings

FIG. 1 is a schematic diagram of the internal structure of a soil screening device for agricultural seedling raising provided by the present invention;

fig. 2 is an internal side view of the soil screening apparatus for agricultural seedling of the present invention.

Number in the figure: 1. a screening box; 2. screening a screen; 3. a material guiding inclined plate; 4. a feed hopper; 5. a soil guide block sloping plate; 11. a soil guiding slope plate; 21. mounting a plate; 31. a push rod; 22. annular guard plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a soil screening device for agricultural seedling culture comprises a screening box 1, a feed hopper 4 arranged at the top of the screening box 1 and a screen 2 arranged in the screening box 1 in a sliding manner, wherein a material guide inclined plate 3 is arranged below the feed hopper 4 in the screening box 1 through rotation of a torsion spring shaft, a push rod 31 is obliquely arranged at the bottom of the left end of the material guide inclined plate 3, the push rod 31 is abutted against the top surface of the screen 2, and an included angle between the push rod 31 and the initial position of the screen 2 is an acute angle;

feeder hopper 4 opening end sets up with 3 inclined planes of guide swash plate perpendicularly, feeder hopper 4 through opening end and the perpendicular setting of guide swash plate 3, and then make the clod produce perpendicular striking to guide swash plate 3, and then make guide swash plate 3 rotate around the torsional spring axle, and then make 31 extrusion screen cloth 2 of push rod, rethread reset spring's cooperation, make screen cloth 2 jolt from top to bottom, avoid big clod to cause the jam to screen cloth 2, the screening effect has been improved, the broken condition can appear in big clod striking on guide swash plate 3 simultaneously, make the broken little clod that can filter of the partial great clod, the screening efficiency has been improved to a certain extent.

Further, screening case 1 inner wall both sides rotate respectively through the pivot and are equipped with mounting panel 21, and two mounting panel 21 opposite sides are equipped with the traveller respectively, and screen cloth 2 both sides are seted up with traveller complex spout, and the traveller is located the 2 bottom covers of screen cloth outward and is equipped with reset spring, and the right side pivot is driven by external motor, utilizes external motor to drive screen cloth 2 and rotates, and then makes the big clod landing screen cloth 2 on the screen cloth 2 derive screening case 1, has improved screening efficiency.

Further, screening case 1 rear side is opened and is equipped with the discharge gate, and screening case 1 is inside to be located the inboard slope of discharge gate and is equipped with and leads soil block swash plate 5, through leading soil block swash plate 5 with the big soil block roll-off screening case 1 on the screen cloth 2.

Furthermore, the circumference of the screen 2 is provided with an annular protection plate 22, and the width of the front side and the rear side of the annular protection plate 22 is larger than that of the material guide sloping plate 3, so that the material guide sloping plate 3 can rotate on the annular protection plate 22 conveniently.

Further, the bottom end of the push rod 31 is made of an anti-abrasion material, so that abrasion of the push rod 31 to the surface of the screen 2 caused by long-time screening is avoided.

Further, the unearthed mouth has been seted up to screening case 1 bottom, and screening case 1 inside bottom is equipped with and leads native ramp 11 with the unearthed mouth complex, and leads the setting of 11 inboard slopes of native ramp, and the soil after the screening of being convenient for is derived screening case 1.

The working principle is as follows: soil to be screened is led into the screening box 1 through the feed hopper 4, then the soil vertically impacts on the material guide inclined plate 3, the material guide inclined plate 3 rotates around a torsion spring shaft through the impact force of the soil, further the push rod 31 at the bottom of the material guide inclined plate 3 extrudes the screen 2, the screen 2 slides downwards, further the reset spring is extruded, when the soil slides to the screen 2 along the material guide inclined plate 3, the material guide inclined plate 3 resets under the action of the torsion spring shaft, large soil is remained on the surface of the screen 2, small soil enters the bottom end inside the screening box 1 through the screen holes, then the screen 2 resets under the action of the reset spring, in the process of continuously and intermittently leading in the soil, the screen 2 is in an up-and-down bumping state, the blockage of the screen 2 by large soil blocks is avoided, the screening effect is improved, and meanwhile, the large soil blocks impact on the material guide inclined plate 3 can be broken, make the great clod of part to a certain extent break into the little clod that can filter, improved screening efficiency to a certain extent, after a period, start external motor, drive two mounting panels 21 and rotate, and then drive screen cloth 2 and rotate, and then make the big clod landing screen cloth 2 on the screen cloth 2 derive screening case 1, improved screening efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The soil screening equipment for agricultural seedling raising is characterized by comprising a screening box (1), a feed hopper (4) arranged at the top of the screening box (1) and a screen (2) arranged in the screening box (1) in a sliding manner, wherein a material guide inclined plate (3) is arranged below the feed hopper (4) in the screening box (1) in a rotating manner through a torsion spring shaft, a push rod (31) is obliquely arranged at the bottom of the left end of the material guide inclined plate (3), the push rod (31) is abutted to the top surface of the screen (2), and an included angle between the push rod (31) and the initial position of the screen (2) is an acute angle; the open end of the feed hopper (4) is perpendicular to the inclined plane of the material guide inclined plate (3).

2. The agricultural soil screening device for nursery stocks according to claim 1, wherein mounting plates (21) are respectively rotatably arranged on two sides of the inner wall of the screening box (1) through rotating shafts, sliding columns are respectively arranged on two opposite sides of the mounting plates (21), sliding grooves matched with the sliding columns are formed in two sides of the screen (2), a return spring is sleeved at the bottom of the screen (2) outside the sliding columns, and the rotating shaft on the right side is driven by an external motor.

3. The agricultural seedling-raising soil screening device as claimed in claim 2, wherein a discharge port is formed in the rear side of the screening box (1), and a soil guide block inclined plate (5) is obliquely arranged inside the screening box (1) and positioned on the inner side of the discharge port.

4. The agricultural seedling soil screening apparatus as claimed in claim 2, wherein a ring-shaped protection plate (22) is arranged around the screen (2), and the width of the ring-shaped protection plate (22) is larger than that of the guide sloping plate (3).

5. The agricultural seedling soil screening apparatus of claim 2, wherein the bottom end of the push rod (31) is made of an anti-abrasion material.

6. The agricultural soil screening device for seedling cultivation according to claim 2, wherein a soil outlet is formed in the bottom of the screening box (1), a soil guiding slope plate (11) matched with the soil outlet is arranged at the bottom end inside the screening box (1), and the inner side of the soil guiding slope plate (11) is obliquely arranged.