CN210328513U - Crop fertilizer injection unit - Google Patents

Abstract

A crop fertilizing device relates to a fertilizing device. The top of the fertilizer back box is covered with a sealing cover, the bottom of the fertilizer back box is funnel-shaped and provided with a discharge tube head, one side of a backrest is fixed with two shoulder-spanning braces, a handle bar of the pit digging and fertilizing combination shovel is a tubular component, a connecting hose is communicated and fixed with the discharge tube head of the fertilizer back box and the tail end of the handle bar, a support is fixed at the adjacent head end of the handle bar, the support is fixed with two inclined connecting rods, the outer ends of the two inclined connecting rods are hinged with the middle position of a shovel plate, the shovel plate is matched and fixed with a plug at the position corresponding to the head end of the handle bar, a tension spring is fixedly connected with the shovel plate and the handle bar, a transverse opening is formed at the adjacent tail end of the handle bar, a control inserting plate is slidably inserted. Dig hole fertilization combination shovel simple structure is ingenious, cooperates fertilizer back of the body case can make things convenient for quick dig the hole, spill fertile, the fertilization task of flat hole, effectively improves fertilization efficiency.

Description

Crop fertilizer injection unit

Technical Field

The utility model relates to a fertilizer injection unit, especially a crops fertilizer injection unit.

Background

The crops need supplement nutrient elements through fertilization in the growth stage in order to reach the purpose of high quality high yield, and the mode of manual fertilizer spreading is lower to the utilization efficiency of fertilizer, buries the fertilizer in the soil of neighbouring crops root system during the fertilization operation and just can guarantee the high-efficient utilization of fertilizer.

In order to facilitate the fertilization, various fertilization topdressers appear on the market at present, mainly drill pipes are drilled into the soil, and then the granular fertilizer is discharged through pneumatic or mechanical extrusion, so that the aim of directly acting the granular fertilizer under the soil is fulfilled. Therefore, a fertilizing device with simple structure and convenient operation is very needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a crops fertilizer injection unit, its dig hole fertilization combination shovel simple structure is ingenious, and cooperation fertilizer back of the body case can make things convenient for quick dig the hole, spill the fertilization task of fertile, flat hole, effectively improves fertilization efficiency.

In order to achieve the above purpose, the utility model adopts the following technical proposal: a crop fertilizing device comprises a fertilizer back box, wherein a charging hole is formed in the top of the fertilizer back box, a sealing cover is covered on the top of the fertilizer back box, a funnel-shaped and integrally-arranged discharging tube head is arranged at the bottom of the fertilizer back box, two shoulder straps are symmetrically and fixedly arranged on the surface of one side of the back of the fertilizer back box in a bilateral mode, the crop fertilizing device further comprises a connecting hose and a pit digging and fertilizing combined shovel, the pit digging and fertilizing combined shovel comprises a handle bar, a shovel plate, a tension spring, a control plugboard and a spring piece, the handle bar is a tubular component, the two ends of the connecting hose are respectively communicated and fixedly connected with the discharging tube head and the tail end of the handle bar of the fertilizer back box, a support is fixedly arranged at the position close to the head end of the outer wall of the handle bar, two inclined connecting rods are fixedly arranged on the two sides of the support in parallel, the outer ends of the two inclined connecting rods are hinged, extension spring both ends respectively with shovel board upper end and the adjacent head end position fixed connection of barre outer wall, the extension spring is under natural state the jam closely fills up the dress in the barre head end, and the adjacent tail end position of barre outer wall has seted up horizontal opening, the slip cartridge of control picture peg is in horizontal opening and can cut off inside the barre, the inner an organic whole of control picture peg is provided with the anticreep card strip, the spring leaf both ends respectively with control picture peg outer end and the adjacent position fixed connection of barre outer wall, the spring leaf is controlled the picture peg under natural state and is lifted to make that the barre is inside to communicate with each other.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of simple and reasonable structure, fertilizer back of the body case is used for supplying fertile, and the cooperation is dug hole fertilization combination shovel and can be convenient after digging the hole shed granular fertilizer to the hole in, can manual control down fertile volume through the control picture peg, later will dig out soil push back go on flat hole can, convenient operation is practical, easily carries, can effectively improve fertilization efficiency, has good using value.

Drawings

FIG. 1 is an isometric view of the overall structure of the crop fertilizing apparatus of the present invention;

FIG. 2 is an isometric view of the hole digging and fertilizing combination shovel of the utility model;

FIG. 3 is an exploded view of the combined digging and fertilizing shovel of the utility model;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is an enlarged view of a portion B of fig. 3.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

The first embodiment is as follows: as shown in figures 1-5, the utility model discloses a crop fertilizer device, which comprises a fertilizer back box 1, wherein the top of the fertilizer back box 1 is provided with a charging hole and is covered with a sealing cover 1-1, the bottom of the fertilizer back box 1 is funnel-shaped and is integrally provided with a discharge pipe head, two shoulder straps 1-2 are symmetrically fixed on one side surface of the backrest of the fertilizer back box 1, the crop fertilizer device further comprises a connecting hose 2 and a pit digging and fertilizing combination shovel, the pit digging and fertilizing combination shovel comprises a handle bar 3, a shovel plate 4, a tension spring 5, a control plugboard 6 and a spring leaf 7, the handle bar 3 is a tubular component, two ends of the connecting hose 2 are respectively communicated and fixed with the discharge pipe head of the fertilizer back box 1 and the tail end of the handle bar 3, a support 3-1 is fixed on the outer wall of the handle bar 3 near the head end, two oblique connecting rods 3-2 are fixed on two sides of the support 3-, the outer ends of the two inclined connecting rods 3-2 are hinged with the middle position of the shovel plate 4, the upper end of the shovel plate 4 is a bulldozing part, the lower end of the shovel plate 4 is a digging pit part, a plug 4-1 is fixed at the position of the shovel plate 4 corresponding to the head end of the handle bar 3 in a matching way, two ends of the tension spring 5 are respectively fixedly connected with the upper end of the shovel plate 4 and the position of the outer wall of the handle bar 3 near the head end, the tension spring 5 is tightly plugged in the head end of the handle bar 3 by the plug 4-1 in a natural state, the position of the outer wall of the handle bar 3 near the tail end is provided with a transverse notch 3-3, the control plug board 6 is inserted in the transverse gap 3-3 in a sliding way and can cut off the interior of the handle bar 3, the inner end of the control plug board 6 is integrally provided with an anti-falling clamping strip 6-1, two ends of the spring leaf 7 are respectively fixedly connected with the outer end of the control insertion plate 6 and the adjacent position of the outer wall of the handle rod 3, and the spring leaf 7 controls the insertion plate 6 to be lifted under the natural state to enable the interior of the handle rod 3 to be communicated.

The second embodiment is as follows: as shown in fig. 2 and 4, in the present embodiment, a through groove is formed in the outer wall of the handle bar 3 near the head end along the length direction, an observation window 3-4 is bonded and sealed in the through groove, and the observation window 3-4 is provided with scale marks along the length direction of the handle bar 3.

The third concrete implementation mode: as shown in fig. 1, in this embodiment, a first specific embodiment is further described, a side surface of a backrest of the fertilizer back box 1 is a concave arc surface, a clamping head 1-3 is fixed on a side surface of the fertilizer back box 1, and the clamping head 1-3 can clamp and fix a handle 3.

The fourth concrete implementation mode: as shown in fig. 2, the present embodiment is further described with respect to the first embodiment, and the hand-held anti-slip cover 8 is fixed at the tail end and the middle position of the outer wall of the handle bar 3.

Referring to fig. 1, a user carries a fertilizer back box 1 by two shoulder-spanning braces 1-2, the fertilizer back box 1 is opened in advance to contain granular fertilizer, when the fertilizer is not applied, a grip 1-3 can clamp and fix a handle bar 3, referring to fig. 2, when the fertilizer is applied, two hand-held antiskid sleeves 8 on the handle bar 3 are held by two hands, meanwhile, a thumb is pressed down to control an inserting plate 6 to separate the interior of the handle bar 3, the granular fertilizer in the fertilizer back box 1 is prevented from entering the interior of the handle bar 3 through a connecting hose 2, a pit digging part at the lower end of a shovel plate 4 is used for digging at a position needing fertilizer application, referring to fig. 3-5, the control inserting plate 6 is loosened to lift up under the elastic action of a spring leaf 7, the granular fertilizer in the fertilizer back box 1 enters the interior of the handle bar 3 through the connecting hose 2 under the action of gravity, the fertilizer amount is observed through an observation window 3-4 and set scale marks, when the fertilizer amount is enough, the control inserting plate 6 is pressed down again to cut off the interior of the handle bar 3, the lower end of the shovel plate 4 is supported in the pit and pushes the handle bar 3, the plug 4-1 is separated from the head end of the handle bar 3 under the action of the lever principle, granular fertilizer which enters the handle bar 3 before is thrown in the pit from the head end of the handle bar 3, then the handle bar 3 is lifted up to enable the shovel plate 4 to return to the original position under the action of elastic tension of the tension spring 5, soil which is planed before is pushed back into the pit by the soil pushing part at the upper end of the shovel plate 4 to level the pit, and the operation is repeated until the fertilizer application operation is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other forms of embodiment without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (4)

1. The utility model provides a crops fertilizer injection unit, includes fertilizer back of the body case (1), fertilizer back of the body case (1) top sets up the charging hole and covers and be equipped with closing cap (1-1), and fertilizer back of the body case (1) bottom is for leaking hopper-shaped and integrative being provided with ejection of compact tube head, and fertilizer back of the body case (1) back a side surface bilateral symmetry is fixed with two and strides shoulder braces (1-2), its characterized in that: the crop fertilizing device further comprises a connecting hose (2) and a pit digging and fertilizing combined shovel, the pit digging and fertilizing combined shovel comprises a barre (3), a shovel plate (4), a tension spring (5), a control plugboard (6) and a spring leaf (7), the barre (3) is a tubular component, two ends of the connecting hose (2) are respectively communicated and fixed with the tail end of the discharging tube head and the barre (3) of the fertilizer back box (1), a support (3-1) is fixed at the position, close to the head end, of the outer wall of the barre (3), two inclined connecting rods (3-2) are fixed on two sides of the support (3-1) in parallel, the outer ends of the two inclined connecting rods (3-2) are hinged to the middle position of the shovel plate (4), the lower end of the soil pushing portion is the pit digging portion at the upper end of the shovel plate (4), and the corresponding position of the head end of the barre (3) are matched and, extension spring (5) both ends respectively with shovel board (4) upper end and the adjacent head end position fixed connection of barre (3) outer wall, extension spring (5) are under natural state block up (4-1) closely to be filled in barre (3) head end, horizontal opening (3-3) have been seted up to the adjacent tail end position of barre (3) outer wall, control picture peg (6) slip cartridge is in horizontal opening (3-3) and can cut off barre (3) inside, control picture peg (6) inner an organic whole is provided with anticreep card strip (6-1), spring leaf (7) both ends respectively with control picture peg (6) outer end and the adjacent position fixed connection of barre (3) outer wall, spring leaf (7) control picture peg (6) are lifted up and are made barre (3) inside to communicate with each other under natural state.

2. The crop fertilizing apparatus as claimed in claim 1, characterized in that: a through groove is formed in the position, close to the head end, of the outer wall of the handle rod (3) along the length direction of the handle rod, an observation window (3-4) is bonded and packaged in the through groove, and scale marks are arranged on the observation window (3-4) along the length direction of the handle rod (3).

3. The crop fertilizing apparatus as claimed in claim 1, characterized in that: the surface of one side of the backrest of the fertilizer back box (1) is a concave arc surface, the side surface of the fertilizer back box (1) is fixedly provided with a chuck (1-3), and the chuck (1-3) can clamp and fix the handle rod (3).

4. The crop fertilizing apparatus as claimed in claim 1, characterized in that: and hand-held anti-skidding sleeves (8) are respectively fixed at the tail end and the middle position of the outer wall of the handle bar (3).

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