JP2001352801A - Tilling apparatus for highly arranged type culture bed - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve a problem that a tilling operation of highly arranged type culture bed is conventionally carried out by a manual operation of an operator and is a heavy labor load. SOLUTION: In order to solve the problem, the following solving means is contrived. A culture bed 2 made by packing soil S for cultivation into a bed frame 1 is installed in a continuous state at a position higher than the ground. A moving truck 3 striding over the culture bed 2 and built up movably in the length direction is made. The moving truck 3 is loaded with a tilling apparatus 4 for tilling the culture bed 2 and a motor 5 for driving the tilling apparatus to constitute the objective tilling apparatus for a highly arranged type culture bed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tillage device for an elevated cultivation floor, and belongs to the technical field of agricultural machinery.

[0002]

2. Description of the Related Art Conventionally, strawberries and the like are formed by joining a plurality of floor frames formed into a U-shape with a resin material in a longitudinal direction to form a continuous long floor frame. The cultivation floor is constructed by filling and growing. The cultivation floor is an elevated type that is erected at a position higher than the ground, and adopts a cultivation method that allows a relatively easy posture for harvesting.

[0003] A large number of such cultivation beds are arranged in a greenhouse at predetermined intervals and cultivated while automatically controlling and managing water and temperature.

[0004]

The above-mentioned management of the cultivation floor, for example, the movement (transportation) of the cultivated soil and the tilling work,
2. Description of the Related Art There has been a problem that a worker has to perform the operation manually by hand, resulting in a great burden of labor. Therefore, the present invention is to provide a tillage device for an elevated cultivation floor that automates the tilling work of the cultivation floor in place of the conventional manual operation in order to reduce the burden on the worker.

[0005]

SUMMARY OF THE INVENTION The present invention takes the following technical means in order to solve the above-mentioned problems. First, according to the invention of claim 1, the soil S for cultivation is placed on the floor frame 1.
Cultivation floor 2 constructed by filling is provided in a continuous state at a position higher than the ground, and a movable carriage 3 framed so as to be movable along the longitudinal direction across the cultivation floor 2 is configured. The trolley 3 includes a tilling device 4 for tilling the cultivation floor 2,
This is a tillage device for an elevated cultivation floor configured by mounting a prime mover 5 for driving the same.

Next, a second aspect of the present invention is the tillage device 4.
The tilling shaft according to claim 1, wherein the tilling sword 6 is formed on a cultivating shaft 7 by forming a sword 6 having a straight blade in a front view and having a receding angle with respect to a forward rotation direction in a side view. It is a tillage device for a stationary cultivation floor. Next, according to a third aspect of the present invention, the transmission case 8 for connecting and supporting the tilling apparatus 4 so as to be capable of transmitting power to the prime mover 5 comprises a floor frame 1 having a lower edge 8a at a lower edge than a rotation locus of the tilling sword 6 at a lower edge thereof. A tillage device for an elevated cultivation floor according to claim 1 or 2, wherein the tillage device is extended to a position close to the cultivation floor.

Next, the invention of claim 4 is directed to
The upper part of a pair of left and right support links 10, 10 ′ moving on both sides of the cultivation bed 2 with the rolling wheel 9 mounted on the lower part is connected by a motor mounting base 11 to integrally form the support link 10. 10 'is a tillage device for an elevated cultivation floor according to claim 1, wherein a guide member 12 is provided on the inner side and is configured to be brought into contact with and guided by a support 13 of the cultivation floor 2.

Next, the invention of claim 5 relates to the tilling device 4.
A guide roller 15 having a lateral width equivalent to the tilling width is provided on a support arm 14 extending forward from the transmission case 8 in the traveling direction.
, A tillage device for an elevated cultivation floor according to claim 1 or claim 2 or claim 3 or 4, wherein the tiller is mounted on a front position in accordance with the tillage width.

[0009]

As described above, the present invention is constructed as described above. Therefore, the invention of claim 1 is a relatively simple device, but cultivates a cultivation floor which has been conventionally manually operated by an operator. There is a feature that the labor load on the worker is reduced by mechanizing the work. In particular, the work of cultivating the elevated cultivation floor installed at a position higher than the ground places a greater burden on the worker than the work of cultivating at the ground level, but the effect of eliminating this is extremely large. .

According to the second aspect of the present invention, since the tilling device is constituted by a sword having a straight blade in a front view and a receding angle in a side view, the movement (lateral movement) of the soil during tilling is relatively small. The feature is that the soil scattered outside the floor frame is reduced, and the soil is loosened on the spot. In addition, the soil surface after tilling is formed relatively flat, which has an advantage that the leveling work becomes easy.

According to the third aspect of the present invention, the lower end portion of the transmission case is extended to a position closer to the floor frame below the rotation locus of the tilling sword. There is an advantage that the heating wires and pipes provided on the lower floor frame are protected from the tillage device. According to the invention of claim 4, since the movable trolley moves forward while the guide member provided inside the support link contacts and guides the support of the cultivation floor, the movable trolley does not contact the cultivation floor or collide with the cultivation floor. In addition, there is a feature that the breakage is prevented and the guide is reliably provided.

According to a fifth aspect of the present invention, a guide roller having a width equal to the tillage width of the tillage device is formed by being axially mounted on the front side in accordance with the tillage width. Even if a cover is provided, the position of the tilling
And can travel without colliding with the side wall of the floor frame. Further, the floor frame is often made of styrofoam, and when these are continuously connected to form a cultivation floor, the thickness of the connection portion is increased and the connection portion is protruded inward, so that the tillage device comes into contact with the cultivation device. Although it is often damaged, the present invention has a feature that can prevent this.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. First, as shown in FIGS. 1 and 2, the support frame 16 is provided by arranging a pair of right and left columns 13 at predetermined intervals by being driven into the ground and arranging a horizontal rod 17 between the left and right columns 13. It is configured to adhere and support a floor frame 1 described later. In this case, the support frame 16 is installed in a greenhouse where the temperature can be controlled.

Next, the floor frame 1 is made of foamed styrol and formed into a U-shaped cross section as seen in the front cross-sectional view of FIG. 2, and is sequentially connected as shown in FIGS. And a long continuous shape. As shown in FIGS. 1 and 2, the floor frame 1 is mounted on the above-described support frame 16 and installed at a position higher than the ground. And
As shown in FIG. 2, the floor frame 1 has a configuration in which a heating wire 18 is wired along the center on the floor surface, and a heat insulating sheet 19 is laid above the heating wire 18 so that the soil can be filled.

The cultivation floor 2 is constructed by filling the above-mentioned floor frame 1 with cultivation soil S adjusted to be suitable for strawberry cultivation. Next, an apparatus for tilling the elevated cultivation floor 2 configured as described above will be described.

First, as shown in FIGS. 1 and 2, the movable carriage 3 is provided with support links 10 and 10 'on both left and right sides across the cultivation floor 2, and is provided below the support links 10 and 10'. Each of the rolling wheels 9 is mounted on a shaft, and a motor mounting table 11 is connected to the upper portion to be integrally formed. The movable trolley 3 is configured to be movable along the longitudinal direction of the cultivation bed 2 while pressing and connecting the handle 20 to the rear part.

As shown in FIGS. 1 and 2, the tilling apparatus 4 has a prime mover 5 mounted on the prime mover mounting table 11 (in the embodiment, an electric motor is used).
A plurality of tilling blades 6 are arranged and mounted on a tilling shaft 7 which is horizontally mounted on the left and right sides of a lower portion of an electric case 8 having an upper portion connected thereto. In this case, the tilling device 4 is configured such that the tilling shaft 7 is formed so as not to contact the left and right walls of the floor frame 1 and can move in the floor frame 1 along the longitudinal direction without any trouble.

The tilling device 4 is formed by a straight blade in a front view as shown in FIG. 2 and a sword 6 formed to have a receding angle with respect to a forward rotation direction in a side view as shown in FIG. The tilling shaft 7 is arranged and attached at predetermined intervals. As shown in FIG. 2, the transmission case 8 extends the periphery of the lower end 8a to a position closer to the floor frame 1 below the rotation locus of the tip of the tiller 6 so that the tilling blade 6 The heat insulating sheet 19 and the heating wire 18 are designed so as not to be destroyed.

As shown in FIGS. 5 and 6, the guide roller 15 is formed to have a width equal to the tillage width, and is supported by a support arm 14 extending forward from the transmission case 8 in the traveling direction. It is composed. In this case, the guide roller 15
As shown in FIG. 6, is located at the front position in accordance with the tillage width, and is configured such that, when passing through the seam between the floor frames 1 and 1, the subsequent tillage device 4 can also pass. In addition,
21 is a tillage cover.

In the case of the embodiment, the movable trolley 3 crosses and connects the left and right support links 10 and 10 'so that the height can be adjusted with the intersection as a fulcrum. With four wheels). As shown in FIGS. 3 and 4, the support links 10, 10 ′ are provided with a guide member 12 on the inner side (the support 13 side) so as to contact and be guided by the support 13 on the cultivation floor 2. .

Reference numeral 22 denotes a vinyl sheet laid on the ground. Next, the operation will be described. With the tilling apparatus 4 configured as described above, with the movable cart 3 straddling the cultivation floor 2 (see FIG. 2), the prime mover 5 is started, and the tilling shaft 7 is moved through the transmission case 8. The power is transmitted to drive the tilling blade 6. Then, while pushing the handle 20, the moving cart 3
Is advanced along the longitudinal direction of the cultivation bed 2 and the tillage device 4
The tilling work of the soil S of the cultivation floor 2 is started by this.

At this time, the mobile trolley 3 is shown in FIGS.
As shown in FIG.
The guide member 12 provided on the third side) contacts the outside of the column 13 and is guided and guided, and goes straight without meandering. Therefore, the tilling device 4 moves along the cultivation floor 3 and moves forward while tilling the soil S without damaging the floor frame 1 made of styrofoam.

Further, as can be seen in FIG. 6, the guide roller 15 is located forward in accordance with the tillage width, and
, The subsequent tillage device 4 can be guided within the width. In this case, the tilling device 4 is a tilling cover.
Even if it is covered by 21, the position can be confirmed by the guide roller 15. In this manner, the tilling device 4 plows the tilling blade 6 while advancing the intermediate portion without biasing toward the floor frame 1 made of styrofoam on the side, and cuts or breaks the floor frame 1. Nothing.

As described above, in the tilling apparatus 4, the tilling sword 6 is formed as a straight blade in a front view (see FIG. 2), and has a receding angle with respect to the forward rotation direction in a side view (see FIG. 1). Therefore, the soil is less likely to be scattered to the side during the tilling operation, and the soil surface after the tilling can be finished relatively evenly. Therefore, the soil S
Is characterized in that it hardly jumps out of the floor frame 1 and falls off during tilling, and the trouble of leveling after tilling can be omitted.

Further, as shown in FIG.
Since the rotation locus of the tilling blade 6 is above the lower end 8a of the transmission case 8, the tilling blade 6 does not break the heat insulating sheet 19 or the heating wire 18. As described above, the present invention reduces the labor burden on the worker by mechanizing the work of plowing the cultivation floor, which has conventionally been performed manually by the worker, while being a relatively simple device. Was completed. In particular,
The work of cultivating an elevated cultivation bed installed at a position higher than the ground places a greater burden on the worker than the work of cultivating at the ground level, but the effect of eliminating this was as follows. large.

[Brief description of the drawings]

FIG. 1 is a side view of an embodiment of the present invention.

FIG. 2 is a front sectional view of the embodiment of the present invention.

FIG. 3 is a side view of the embodiment of the present invention.

FIG. 4 is a front sectional view of the embodiment of the present invention.

FIG. 5 is a side view of the embodiment of the present invention.

FIG. 6 is a plan view of the embodiment of the present invention.

FIG. 7 is a perspective view of the embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Floor frame 2 Cultivation floor 3 Moving cart 4 Cultivation device 5 Prime mover 6 Cultivation blade 7 Cultivation shaft 8 Transmission case 8a Lower end of transmission case 9 Wheels 10 and 10 'Support link 11 Motor mounting table 12 Guide member 13 Prop 14 Support arm 15 Guide roller S Soil

Claims (5)

[Claims] 1. A cultivation bed 2 constructed by filling a floor frame 1 with cultivation soil S is provided in a continuous state at a position higher than the ground, and extends along the cultivation bed 2 in the longitudinal direction. The mobile trolley 3 is configured to be movable, and the mobile trolley 3 includes:
A tillage device for an elevated cultivation bed, comprising a tilling device 4 for tilling the cultivation floor 2 and a motor 5 for driving the cultivation floor 2. 2. The tilling device 4 is formed by arranging a tilling shaft 6 on a tilling shaft 7 by forming a cultivating sword 6 having a straight blade in a front view and having a receding angle with respect to a forward rotation direction in a side view. The tillage device for an elevated cultivation floor according to claim 1, wherein the tillage device comprises: 3. A transmission case 8 for connecting and supporting the tilling device 4 so as to be able to transmit to the prime mover 5, the peripheral edge of the lower end 8a is brought closer to the floor frame 1 below the rotation locus of the tilling sword 6. 3. The tillage device for an elevated cultivation floor according to claim 1 or 2, wherein the tillage device is extended. 4. A movable carriage 3 is provided with a pair of left and right support links 10 each having a lower wheel 9 pivotally mounted on a lower portion thereof and moving on both sides of the cultivation floor 2.
The upper part of 10 ′ is connected to and integrally formed by a motor mounting table 11, and the support links 10, 10 ′ are provided with guide members 12 on the inside, and are brought into contact with and guided by the columns 13 of the cultivation bed 2. The tillage device for an elevated cultivation floor according to claim 1 having a configuration. 5. The tilling device 4 includes a guide roller 15 having a width equal to the cultivation width on a support arm 14 extending forward from the transmission case 8 in the traveling direction, at a front position in accordance with the cultivation width. Claim 1 or Claim 2 or Claim 3 constituted by a shaft.
Or the tilling apparatus of the elevated cultivation floor according to claim 4.