Soil internal fertilization device for bamboo shoot planting

Abstract

The utility model belongs to the technical field of fertilization, and particularly relates to a soil interior fertilization device for bamboo shoot planting, which comprises a fertilizer applicator, a drill bit is arranged at the lower end of the fertilizer applicator, and an outer ring pad capable of elastically deforming is arranged on the outer side of the drill bit. The outer ring pad is extruded by external soil to shrink inwards to seal a gap between the outer ring pad and the fertilizer applicator when the fertilizer applicator moves downwards, a push-pull rod is arranged in the fertilizer applicator, a feeding pipe is arranged in one side of the upper end of the fertilizer applicator, a sealing cover is arranged at the upper end of the feeding pipe, and a sealing plug is arranged at the lower end of the push-pull rod. Fertilizer can be conveniently applied to the bottoms of the holes and the surfaces of the inner walls of the holes, the contact area between the fertilizer and soil is greatly increased, bamboo shoots can conveniently absorb and use the fertilizer, the growth quality of the bamboo shoots is improved, nutrition loss is effectively prevented, and the discharging assembly is automatically sealed and unfolded when the fertilizer applicator moves downwards. And the fertilizer applicator is suitable for fertilization operation in small-caliber holes.

Description

Technical Field

[0001] The utility model belongs to the technical field of fertilization, in particular to a soil internal fertilization device for planting bamboo shoots. Background Art

[0002] Bamboo shoot planting is one of the bamboo shoot cultivation techniques, including site selection and land preparation, seed selection and seedling cultivation, reasonable planting, post-management, bamboo transplanting, fertilizer and water management, etc. In the process of bamboo shoot planting, in order to speed up the growth of bamboo and make it enter the whip-pulling period faster, it is necessary to carry out hole fertilization, that is, to fertilize the soil through holes, so as to more efficiently harvest more high-quality bamboo shoots;

[0003] At present, in the planting of bamboo shoots, the hole-fertilization method requires manual fertilizer powder or easy pouring inside after digging holes. At this time, the fertilizer is concentrated in one place, and the contact area with the soil is limited. It takes a long time to be absorbed by the soil, which is not conducive to the absorption and growth of bamboo shoots.

[0004] In order to solve the above problems, the present application proposes a soil internal fertilization device for bamboo shoot planting. Utility Model Content

[0005] The purpose of the utility model is to provide a soil internal fertilization device for bamboo shoot planting, which solves the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model discloses a soil internal fertilization device for planting bamboo shoots, comprising a fertilizer applicator, a drill bit is arranged at the lower end of the fertilizer applicator, an elastically deformable outer ring pad is arranged on the outer side of the drill bit, the outer ring pad is squeezed by the external soil to shrink inwards to seal the gap between the fertilizer applicator and the fertilizer applicator when the fertilizer applicator moves downward, a push-pull rod is arranged inside the fertilizer applicator, a feeding pipe is arranged inside one side of the upper end of the fertilizer applicator, a sealing cover is arranged at the upper end of the feeding pipe, a sealing plug is arranged at the lower end of the push-pull rod, and a ring grid is arranged between the lower end of the fertilizer applicator and the drill bit.

[0008] Furthermore, a positioning hole is provided on one side of the sealing plug, and a sealing block is provided at the lower end of the positioning hole, and the sealing block is used to block the positioning hole to prevent fertilizer from pouring in.

[0009] Furthermore, a sliding sleeve is slidably mounted on the outer side of the lower end of the push-pull rod, and a spring column for connecting with the upper surface of the sealing plug is arranged at the bottom of the sliding sleeve.

[0010] Furthermore, a connecting rod for connecting with the sealing block is provided on one side of the sliding sleeve, and the elastic column is used to drive the sealing block to automatically move upward to block the lower outlet of the sealing block through the connecting rod.

[0011] Furthermore, the feeding pipe is divided into two parts, an inner part and an outer part, at the upper end of the fertilizer applicator, wherein a side groove is provided on one side of the lower end of the feeding pipe of the inner part.

[0012] Furthermore, after the inner surface of the upper end of the side groove abuts against the cross bar above the connecting rod and presses it downward, the annular closed area at the lower end of the feeding pipe slides completely into the interior of the positioning hole.

[0013] Furthermore, a folding mesh curtain is arranged above the outer ring pad, and the folding mesh curtain is in a mesh-closed state when the outer ring pad is closed, and is in a mesh-expanded state when the outer ring pad is unfolded.

[0014] The utility model has the following beneficial effects:

[0015] The utility model can directly insert the fertilizer applicator into the hole after adding a ring net frame at the bottom of the fertilizer applicator, and then press the push-pull rod downward when pulling up the drill bit, and use the air pressure to push the outer ring pad outward to make the folded net curtain expand outward, and at this time, the powder and solution can be directly sprayed outward through the folded net curtain and spread on the bottom of the hole and the inner wall surface thereof, greatly increasing the contact area with the soil for bamboo shoots to absorb and use, improving their growth quality and effectively preventing nutrient loss;

[0016] The utility model adds a side groove inside the upper end of the fertilizer spreader, which can pre-press the connecting rod downward when the push-pull rod is pulled up, thereby pushing out the sealing block to form an opening, and then directly applying fertilizer inside for storage. The quantitative application of fertilizer can be achieved through the moving distance of the push-pull rod, and the fertilizer can be conveniently carried for large-scale fertilization operations.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 This is a schematic diagram of the overall appearance structure of the utility model;

[0020] Figure 2 for Figure 1 Schematic diagram of the internal structure of the fertilizer applicator;

[0021] Figure 3 for Figure 1A schematic diagram of the internal structure of the upper end of the fertilizer applicator;

[0022] Figure 4 for Figure 1 A schematic diagram of the structure of the internal part of the lower end of the fertilizer applicator;

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] In the figure: 1. Fertilizer applicator; 2. Drill bit; 3. Outer ring pad; 4. Push-pull rod; 5. Feeding pipe; 6. Sealing cover; 7. Sealing plug; 8. Ring grid; 9. Positioning hole; 10. Sealing block; 11. Sliding sleeve; 12. Spring column; 13. Connecting rod; 14. Side groove; 15. Folding net curtain. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the description of the present invention, it should be understood that terms such as "opening", "upper", "lower", "thickness", "top", "middle", "length", "inside", "all around" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0027] See also Figure 1-4 As shown, the utility model is a soil internal fertilization device for planting bamboo shoots, comprising a fertilizer applicator 1, a drill bit 2 is arranged at the lower end of the fertilizer applicator 1, an elastically deformable outer ring pad 3 is arranged on the outer side of the drill bit 2, the outer ring pad 3 is squeezed by the external soil to shrink inward to seal the gap between the fertilizer applicator 1 and the fertilizer applicator 1 when the fertilizer applicator 1 moves downward, a push-pull rod 4 is arranged inside the fertilizer applicator 1, a feeding pipe 5 is arranged inside one side of the upper end of the fertilizer applicator 1, a sealing cover 6 is arranged at the upper end of the feeding pipe 5, a sealing plug 7 is arranged at the lower end of the push-pull rod 4, and a ring grid 8 is arranged between the lower end of the fertilizer applicator 1 and the drill bit 2. In this embodiment, the outer ring pad 3 will automatically expand outward under the action of the air pressure inside the fertilizer applicator 1, and then push the accumulated soil away for easy fertilization, so as to adapt to the hole application operation in some holes with smaller diameters.

[0028] Among them, a positioning hole 9 is opened on one side of the sealing plug 7, and a sealing block 10 is arranged at the lower end of the positioning hole 9. The sealing block 10 is used to block the positioning hole 9 to prevent fertilizer from pouring in. In this embodiment, the diameter of the upper arc surface of the sealing block 10 is slightly larger than the diameter of the positioning hole 9, so that it can automatically form a seal when it is against the positioning hole 9.

[0029] Among them, a sliding sleeve 11 is slidably installed on the outer side of the lower end of the push-pull rod 4, and a spring column 12 for connecting with the upper surface of the sealing plug 7 is provided at the bottom of the sliding sleeve 11. In this embodiment, the spring column 12 is used to prevent the sealing block 10 from loosening.

[0030] Among them, a connecting rod 13 for connecting to the sealing block 10 is provided on one side of the sliding sleeve 11, and the elastic column 12 is used to drive the sealing block 10 to automatically move up and block the lower outlet of the sealing block 10 through the connecting rod 13. In this embodiment, the protruding part of the lower end of the sliding sleeve 11 is used to install the elastic column 12.

[0031] The feeding pipe 5 is divided into two parts, an inner part and an outer part, at the upper end of the fertilizer applicator 1 , wherein a side groove 14 is provided on one side of the lower end of the feeding pipe 5 of the inner part.

[0032] After the inner surface of the upper end of the side groove 14 abuts against the upper cross bar of the connecting rod 13 and presses it downward, the annular closed area at the lower end of the feeding pipe 5 slides completely into the interior of the positioning hole 9 .

[0033] A folding mesh curtain 15 is arranged above the outer ring pad 3. The folding mesh curtain 15 is in a mesh-closed state when the outer ring pad 3 is closed, and is in a mesh-expanded state when the outer ring pad 3 is unfolded.

[0034] It can be understood that the utility model can conveniently spread fertilizer on the bottom of the hole and the inner wall surface, greatly increasing the contact area with the soil to facilitate absorption and use by bamboo shoots, improve their growth quality and effectively prevent nutrient loss, and automatically seal and expand the discharge component when the fertilizer applicator 1 moves downward, which is suitable for fertilizing operations in small-diameter holes.

[0035] A specific application of this embodiment is as follows: the utility model adds a ring grid frame 8 between the bottom of the fertilizer applicator 1 and the drill bit 2, and after installing the outer ring pad 3 on the outside thereof, the fertilizer applicator 1 can be directly inserted into the inside of the hole, and then the push-pull rod 4 on the top is pressed down when the drill bit 2 is pulled up, and the outer ring pad 3 is pushed outward by air pressure, so that the folded mesh curtain 15 above it is expanded outward. At this time, the powder and solution inside the fertilizer applicator 1 can be directly sprayed outward through the folded mesh curtain 15 under the continuous action of air pressure, and spread on the bottom of the hole and its inner wall surface, greatly increasing the contact with the soil. The area is convenient for bamboo shoots to absorb and use, improves its growth quality and effectively prevents nutrient loss; further, by adding a side groove 14 inside the upper end of the fertilizer applicator 1, the bottom of the side groove 14 can be used to pre-press the connecting rod 13 on one side of the sliding sleeve 11 when the push-pull rod 4 is pulled up, and then the sealing block 10 at the bottom of the connecting rod 13 is pushed out to form an opening, and then the fertilizer is directly applied to the inside of the fertilizer applicator 1 through the side groove 14 for storage. While the quantitative application of fertilizer can be achieved through the moving distance of the push-pull rod 4, the fertilizer can also be conveniently carried for large-scale fertilization operations.

[0036] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A soil internal fertilization device for bamboo shoot planting, comprising a fertilizer applicator (1), characterized in that: The lower end of the fertilizer applicator (1) is provided with a drill bit (2), and the outer side of the drill bit (2) is provided with an elastically deformable outer ring pad (3). When the fertilizer applicator (1) moves downward, the outer ring pad (3) is squeezed by the external soil and shrinks inward to seal the gap between the fertilizer applicator (1). The inside of the fertilizer applicator (1) is provided with a push-pull rod (4), and a feeding pipe (5) is provided inside one side of the upper end of the fertilizer applicator (1). The upper end of the feeding pipe (5) is provided with a sealing cover (6), and the lower end of the push-pull rod (4) is provided with a sealing plug (7). A ring grid (8) is provided between the lower end of the fertilizer applicator (1) and the drill bit (2).

2. The soil internal fertilization device for bamboo shoot planting according to claim 1, characterized in that: A positioning hole (9) is provided on one side of the sealing plug (7), and a sealing block (10) is provided at the lower end of the positioning hole (9). The sealing block (10) is used to block the positioning hole (9) to prevent fertilizer from being poured in.

3. The soil internal fertilization device for bamboo shoot planting according to claim 1, characterized in that: A sliding sleeve (11) is slidably mounted on the outer side of the lower end of the push-pull rod (4), and a spring column (12) for connecting with the upper surface of the sealing plug (7) is arranged at the bottom of the sliding sleeve (11).

4. The soil internal fertilization device for bamboo shoot planting according to claim 3, characterized in that: A connecting rod (13) for connecting with the sealing block (10) is provided on one side of the sliding sleeve (11), and the elastic column (12) is used to drive the sealing block (10) to automatically move upward to block the lower outlet of the sealing block (10) through the connecting rod (13).

5. The soil internal fertilization device for bamboo shoot planting according to claim 1, characterized in that: The feeding pipe (5) is divided into two parts, an inner part and an outer part, at the upper end of the fertilizer applicator (1), wherein a side groove (14) is provided on one side of the lower end of the feeding pipe (5) of the inner part.

6. The soil internal fertilization device for bamboo shoot planting according to claim 5, characterized in that: After the inner surface of the upper end of the side groove (14) abuts against the upper cross bar of the connecting rod (13) and presses it downward, the annular closed area at the lower end of the feeding pipe (5) completely slides into the interior of the positioning hole (9).

7. The soil internal fertilization device for bamboo shoot planting according to claim 1, characterized in that: A folding mesh curtain (15) is arranged above the outer ring pad (3); the folding mesh curtain (15) is in a mesh-closed state when the outer ring pad (3) is closed, and is in a mesh-expanded state when the outer ring pad (3) is unfolded.

Images