JPH08154443A - Farming hopper device - Google Patents

Abstract

PURPOSE: To provide a farming hopper device excellent in operability and durability, useful for e.g. applying fertilizers and agrochemicals, so designed that the hopper lid represents such a combined structure as to be made up of a transparent top plate and openable support members jointed to both left and right sides of the top plate. CONSTITUTION: This farming hopper device is so designed that the upper part of a hopper to apply fertilizers car agrochemicals to the fields is openably furnished with a hopper lid 51 which represents such a combined structure as to be made up of a transparent top plate 53 and openable support members jointed to both left and right sides of the top plate 53. It is preferable that a hook 56 with a length nearly equal to the lateral width of the lid 51 is provided close to the openable support inside the hopper lid 51 and the maximum divergence of the lid 51 is controlled.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an agricultural hopper device which is installed in a rice transplanter, a fertilizer applicator, a pest control machine and the like to spray fertilizer and chemicals.

[0002]

2. Description of the Related Art The hopper lid of this type of agricultural hopper is usually formed of a one-piece molded product of resin, and has a structure in which the hopper lid is openably and closably connected to a hopper on the main body side through a fulcrum shaft. For example, when the hopper lid is opened, the entire load of the lid is supported by, for example, a part of the lid that is brought into contact with the hopper on the main body side.

[0003]

However, in the case of a one-piece molded product made of resin, when the lid is opened, an excessive external force is applied to the lid or fertilizer in the hopper due to insufficient strength of the opening and closing fulcrum of the lid. , There was a risk of damage when the drug had reached the lid. Further, even when a load is applied to a part of the lid, the contact portion of the lid may be damaged.

[0004]

SUMMARY OF THE INVENTION Therefore, according to the present invention, in an agricultural hopper device having a hopper lid openably and closably provided on an upper part of a hopper for spraying a fertilizer and a chemical on a field, the hopper lid is a transparent top. It has a combination structure of a plate and opening and closing fulcrum members that are connected to the left and right ends of the top plate. The top plate is made of transparent (semi-transparent) resin that makes it easy to check the fertilizer and chemicals in the hopper. A hopper lid excellent in both workability and durability is obtained by using a resin having elasticity and impact resistance with sufficient strength as a fulcrum member.

Further, in an agricultural hopper device having a hopper lid which can be opened and closed on the upper part of a hopper for spraying fertilizers and chemicals on the field, in the vicinity of the opening and closing fulcrum on the inner surface side of the hopper lid, the width of the lid is substantially the same. A hook having a length is provided, and the maximum opening amount of the hopper lid is regulated by the hook.
When the hopper lid is fully opened, even if a load is applied in the opening direction, the hook supports the full width of the lid to prevent the lid from being damaged, and the gap between the lid and the main unit side hopper is hooked. By covering it with
Even when the fertilizer and chemicals are replenished to the lid side, for example, when the fertilizer overflows to the lid side, the hooks prevent the fertilizer and chemicals from falling, effectively preventing the loss of fertilizer and chemicals and the adverse effects on the aircraft. It is a thing.

[0006]

Embodiments of the present invention will now be described in detail with reference to the drawings. 1 is a bottom view of a hopper lid, FIG. 2 is a side view of a rice transplanter for riding, and FIG. 3 is a plan view of the same. In FIG. 1, (1) is a traveling vehicle on which an operator mounts an engine (2). The front frame (3) is mounted above the front part of the body frame (3), and the front wheel (6) for traveling the paddy field is supported in front of the gear shift case (4) through the front axle case (5), and the rear part of the gear shift case (4) is supported. The rear axle case (7) is connected to the rear axle case (7), and the rear axle case (7) supports the rear wheel (8) for traveling paddy fields. Then, the spare seedling mounts (10) are attached to both sides of the bonnet (9) covering the engine (2), etc., and the gear shift case (4) is attached by the vehicle body cover (12) on which an operator rides through the step (11). ) Etc., a driver's seat (13) is attached to the upper part of the vehicle body cover (12), and a steering handle (14) is provided in front of the driver's seat (13) at the rear of the bonnet (9).

Further, (15) in the drawing is a planting section comprising a seedling table (16) for planting 6 rows, a plurality of planting claws (17), etc. Forward tilting seedling stand (1
6) is supported on the planting case (20) through the lower rail (18) and the guide rail (19) so as to be slidable left and right, and at the same time, the rotary case (21) is rotated at a constant speed in one direction. The pair of claw cases (22) and (22) are supported at the case (20), and a pair of claw cases (22) and (22) are arranged symmetrically around the rotation axis of the case (21).
(22) Attach the planting claws (17) (17) to the tip. Further, a support frame (24) is provided on the front side of the planting case (20) via a rolling fulcrum shaft (23), and travels via a link mechanism (27) including a top link (25) and a lower link (26). A supporting frame (24) is connected to the rear side of the vehicle (1), and an elevating cylinder (28) for elevating and lowering the planting part (15) through the link mechanism (27) is connected to the lower link (26). Front and rear wheels (6)
(8) is driven to move, and at the same time, the seedlings for one plant are planted from the seedling table (16) that slides back and forth to the left and right.
It is taken out according to 7) and the seedlings are planted continuously.

Further, in the figure, (29) is a main transmission lever, and (3
0) is a planting lift / planting clutch / working work speed changing work lever, (31) is a planting sensitivity adjusting lever, (32) is a main clutch pedal, (33) and (33) are left and right brake pedals, and (34) is Center float for equalizing 2 sections, (3
5) is a side float for leveling two lines, and (36) is a side line fertilizer applicator for six lines.

Further, as shown in FIGS. 4 to 6, the left and right support columns (37) (3) are provided on the upper surfaces of the rear end portions of the left and right vehicle body frames (3) (3).
7) is erected, the upper ends of the left and right columns (37) (37) are connected by a horizontal frame (38), and the columns (37) and the horizontal frame (38) are integrally fixed to form a front view gate shape. Then, subframes (39) and (39) that tilt forward, rearward, and rearward are installed between the brake pedal shaft in the middle of the body frame (3) and the middle of the horizontal frame (38), and the subframe (39) ) (39), the lifting cylinder (28) is attached, and the top link (25)
And a link mechanism (2) formed by the lower link (26)
7) is attached to each frame (3) (38) by the support shafts (40) (4)
The link mechanism (27) is rocked by the lifting cylinder (28) to lift and lower the planting part (15).

Further, a fertilizer hopper (42) for containing fertilizer
And a fertilizer feeding case (43) for supplying a constant amount of fertilizer, and a blower turbo fan (46) for discharging fertilizer to the side-row fertilizer chute (44) of the floats (34) (35) through a flexible transfer hose (45). ) And a cylindrical air tank (47) are provided in the fertilizer applicator (36),
A turbo fan (46) is attached to the right end of the air tank (47), and six sets of six fertilizer feeding cases (43) are arranged above the air tank (47).

Furthermore, the left and right base frames (48) (48) are attached to both sides of the horizontal frame (38) at the rear end of the body frame (3), and the base frame (48) is made to lie substantially horizontally in the front-rear direction. Through the fertilizer applicator (3
6) is provided and the left and right base frames (48) (4
8) The air tank (47) is fixed to the bracket via a bracket, and the front and rear elevating rails (49) are erected on the front and rear sides of the base frame (48) that is laid horizontally substantially horizontally. The fertilizer applicator (36) is attached via the elevating rails (49) so as to be able to move up and down, and the lower end of the pillar (37) formed of a square pipe is welded and fixed to the upper surface of the vehicle body frame (3) to attach the fertilizer application plate. The horizontal frame (38) forming the above is welded and fixed to the upper end of the pillar (37), and the square opening at the upper end of the pillar (37) is closed by the horizontal frame (38), and the fertilizer applicator (36) by the horizontal frame (38). It is configured to improve the support strength.

Reference numeral (50) is a flow dividing pipe for connecting the feeding case (43) and the air tank (47), and the fertilizer at the feeding port in the feeding case (43) is forced by the air blow from the tank (47). It is intended to be dropped and released.

As shown in FIGS. 1 and 7 to 10, the hopper lid (51) provided on the upper part of the fertilizer hopper (42) is
Six hoppers (42) fixed laterally by connecting members (52) and bolts (52a) are provided so as to be covered by a single lid (51). Part of the top plate (53) and the opening and closing fulcrum members (54) attached to the left and right ends of the top plate (53),
The top plate (53) is a transparent acrylic / hard vinyl chloride / AS
The fulcrum member (54) is an opaque body having sufficient strength to provide elasticity and impact resistance while making it easy to confirm the amount of fertilizer remaining in the hopper (42) by molding (acrylonitrile / styrene) resin or the like. PA (polyamide) rich in properties
POM (acetal), PP (polypropylene), PE
By molding with a resin such as (polyethylene), the support strength of the opening / closing fulcrum of the hopper lid (51) that is detachably pivoted on the left and right outermost walls of the hopper (42) via the fulcrum shaft (55) is improved. Is configured as follows.

As shown in FIG. 9, the top plate (53) has a vertical edge (53a) in which the front end of the flat plate portion is bent downward at a substantially right angle.
And a curved edge (53
b), an L-shaped hook (56) having the same length as the width of the top plate (53) is integrally formed at a position close to the curved edge (53b) on the inner surface of the top plate (53), and the top plate ( 53) A plurality of ribs (57) which are substantially parallel to each other in the lateral direction are integrally formed between the vertical edge (53a) of the inner surface and the hook (56), and the strength of the top plate (53) is improved. It is configured as shown. Reference numeral (58) is a notch formed in the hook (56) to avoid interference with the connecting member (52).

As shown in FIG. 10, the left and right opening / closing fulcrum members (54) are formed to have an L-shaped cross section when viewed from the rear, and the top plate (33) is formed.
An engaging groove (59) for inserting and connecting the left and right ends of the fulcrum is formed at the horizontal end of the fulcrum member (54), and the fulcrum shaft (5
5) Boss portion (54a) having a fitting shaft hole (60)
Is integrally formed on the vertical inner surface of the fulcrum member (54) and is attached to the upper rear end of the hopper (42) via the fulcrum shaft (55) so that the front side of the hopper lid (51) can be opened. There is. When the hopper lid (51) is fully opened, the hook (56) is brought into contact with the upper end of the rear inner surface of the hopper (42) to restrict the further opening, and the hopper (42)
The gap (K) formed between the rear side and the lid (51) is covered with the hook (56) so that when the fertilizer is replenished to the hopper (42), even if the fertilizer overflows to the top of the lid (51), the gap. (K) is configured to be prevented from falling.

This embodiment is constructed as described above, and the hopper lid (51) is attached to the top plate (53) and the fulcrum member (5).
4) two combinations, the top plate (53) is made of a transparent resin that does not require relatively high strength, and the fulcrum member (54).
Are made of opaque and strong resin with high elasticity and impact resistance, making it easy to check the remaining amount of fertilizer in the hopper (42) and improving the strength of the support part of the lid (51). The hopper lid (5
1) is obtained.

The hook (56) provided on the inner surface of the top plate (53) of the hopper lid (51) surely regulates the maximum opening amount of the lid (51), and at the time of replenishing fertilizer, the hopper (42). Even when the fertilizer overflows to the lid (51) side from the inside, the hook (56) prevents the fertilizer from spilling down below the gap (K) between the hopper (42) and the lid (51), It is possible to prevent the loss of water and the adverse effects of fertilizer on peripheral equipment.

Furthermore, even when the lid (51) is fully opened and a force is further applied in the opening direction, the hook () is not concentrated on the hopper (42) by a part of the lid (51). It is possible to prevent the lid (51) from being damaged by distributing the force by allowing the load to be received over the entire width of (56).

In FIG. 11, an L-shaped hook (56) is replaced with a rim-shaped hook (61) on the inner surface of the top plate (53) by a bolt (6).
When the hopper lid (51) is maximally opened, the inner surface of the hook (61) is brought into contact with the upper end of the rear inner surface of the hopper (42) to prevent further opening when the hopper lid (51) is fully opened. At the same time, the fertilizer is configured to be received by the upper surface (61a) of the hook, which has the shape of an arm with the opening facing downward, to prevent the fertilizer from falling through the gap (K).

In the above embodiment, the hopper (42)
Was used as a fertilizer, but it may be used as a medicine or may be used in a hopper (42) such as a fertilizer applicator other than a rice transplanter or a pest control device.

[0021]

As is apparent from the above embodiments, the present invention provides an agricultural hopper apparatus comprising a hopper (42) for spraying fertilizers and chemicals on a field, and an hopper lid (51) openably and closably provided on the hopper. Since the hopper lid (51) has a combined structure of a transparent top plate (53) and opening / closing fulcrum members (54) that are connected to the left and right ends of the top plate (53), the top plate (53) ) Is made of a transparent (semi-transparent) resin that makes it easy to check the fertilizer and chemicals in the hopper (42), and the opening / closing fulcrum member (54) is made of a resin having sufficient elasticity and impact resistance. By using it, the hopper lid (51) excellent in both workability and durability can be easily obtained.

Further, in an agricultural hopper device having a hopper lid (51) openably and closably provided on an upper part of a hopper (42) for spraying fertilizers and chemicals on a field, in the vicinity of an opening and closing fulcrum inside the hopper lid (51). A hook (56) (61) having a length substantially the same as the width of the lid (51) is provided, and the maximum opening amount of the hopper lid (51) is restricted by the hooks (56) (61). Therefore, even when the hopper lid (51) is fully opened, even if a load is applied in the opening direction, the load is supported by the full width of the lid (51) by the hooks to prevent the lid (51) from being damaged. With the lid (5
By making the gap (K) between 1) and the main body side hopper (42) covered with the hooks (56) (61), fertilizer overflows to the lid (51) side, for example, when replenishing fertilizer and chemicals. Sometimes, hook (5)
6) It is possible to effectively prevent the loss of fertilizers and chemicals and the adverse effects on the machine body due to the prevention by (61).

[Brief description of drawings]

FIG. 1 is a bottom view of a hopper lid.

FIG. 2 is a side view of a riding rice transplanter.

FIG. 3 is a plan view of a riding rice transplanter.

FIG. 4 is a side view of a side-row fertilizer applicator.

FIG. 5 is a rear view of the side-row fertilizer applicator.

FIG. 6 is a plan view of a side-row fertilizer applicator.

FIG. 7 is an explanatory diagram of a fertilizer application hopper unit.

FIG. 8 is a side view of a fertilizer application hopper.

FIG. 9 is a side view illustrating a top plate.

FIG. 10 is a side view of an opening / closing fulcrum member.

FIG. 11 is an explanatory diagram of a top plate hook portion.

[Explanation of symbols]

 (42) Hopper (51) Hopper lid (53) Top plate (54) Support point member (56) (61) Hook

Claims (2)

[Claims] 1. An agricultural hopper device having a hopper lid openable and closable on an upper part of a hopper for spraying fertilizers and chemicals on a field, wherein the hopper lid is provided on a transparent top plate and on both left and right ends of the top plate. An agricultural hopper device having a combined structure with an opening / closing fulcrum member to be combined. 2. An agricultural hopper device having a hopper lid that can be opened and closed at the top of a hopper that sprays fertilizers and chemicals on a field. In the vicinity of the opening and closing fulcrum inside the hopper lid, the width of the lid is approximately the same. An agricultural hopper device, characterized in that a hook having a length is provided, and the maximum opening amount of the hopper lid is regulated by the hook.