JPH08224009A - Rice transplanter with fertilizer application - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] In a rice transplanter with a fertilizer application in which a fertilizer application device is arranged above the seedling planting mechanism of the seedling planting device, a mud avoiding cover that prevents the muddy soil from jumping up by the seedling planting mechanism is provided. This is used to ensure the positioning of the guide hose connected from the fertilizer application to the grooving device. SOLUTION: A mud avoiding cover 18 is detachably supported on a fertilizer application device and is engaged with a guide hose 13 to guide the hose 13.
The engaging portion 18a for determining the position of the fertilizer application device 1
It is provided for the portion of the mud-soil avoiding cover 18 immediately below 5a.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rice transplanter with a fertilizer application in which a fertilizer application device is arranged above a seedling planting mechanism of the seedling planting device.

[0002]

2. Description of the Related Art Conventionally, in a rice transplanter with a fertilizer application device of this type, as disclosed in, for example, Japanese Utility Model Laid-Open No. 2-70618, mud soil in a field associated with a seedling planting operation of a seedling planting mechanism. In order to prevent the splashing up to the fertilizer application device, a mud avoiding cover is arranged so as to cover the upper part of the seedling planting mechanism, and a measuring cup is arranged beside the fertilizer applying device separately from the mud avoiding cover, Each was removable.

[0003]

By the way, when performing maintenance work or the like on the seedling planting mechanism, the mud avoiding cover, the measuring cup, and the like are removed from the seedling planting device so as not to disturb the work. In the conventional structure, the mud avoiding cover and the measuring cup were individually attached to and detached from the fertilizer applicator or the seedling planting device, so they had to be removed separately. There was a problem that it took time and effort. The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a rice transplanter with a fertilizer application device that can be easily attached to and removed from the fertilizer application device or seedling planting device of the mud avoiding cover and the measuring cup. .

[0004]

According to the features of claim 1, since the measuring cup and the mud avoiding cover are integrally formed, at least one of the measuring cup and the mud avoiding cover is used as a fertilizer applicator or a seedling planting device. By attaching and detaching, the measuring cup and the mud avoiding cover are both attached and detached to and from the fertilizer applying device or the seedling planting device, and the measuring cup and the mud avoiding cover can be attached / detached in one operation. Alternatively, it can be attached to and detached from the seedling planting device.

[0005]

1 and 2 show a seedling planting device 1 and a fertilizer application device 2 of a rice transplanter with a fertilizer application device according to the present invention. The seedling planting device 1 is provided with two planting arms 5 and 5 on a rotating case 4 which is rotated by power from a chain case 3 for each seedling planting line, and from a mat-like seedling 7 placed on a seedling stand 6. The seedlings are taken out by the planting claws 8 provided at the end of the planting arm 5 and planted in the field. Here, the chain case 3, the rotating case 4, the planting arm 5,
The planting claw 8 constitutes a planting mechanism 9, and in FIG.
0 is a leveling float. The fertilizer applicator 2 feeds out a predetermined amount of fertilizer in the hopper 11 by means of a feeding mechanism 12 arranged below the hopper 11 for storing the fertilizer, and a lower space of the feeding mechanism 12 and a guide hose 13 are provided. The fertilizer is configured to be fed under the field scene through the fertilizer supply path formed by the groove device 14.

In this fertilizer application apparatus 2, as shown in FIGS. 1 to 5, fine powder separated from the fertilizer is collected through the net body 16 in the lower part of the path switching case 15 connected to the lower part of the feeding mechanism 12. A measuring cup 17 made of transparent resin is provided.
A mud avoiding cover 18 is provided to prevent the mud from the planting mechanism 9 from jumping up to the fertilizer application device 2. The muddy soil avoiding cover 18 and the pair of measuring cups 17 and 17 are integrally molded with a synthetic resin and manufactured. Further, a pair of hose guides 19, 19 for holding the guide hose 13 in a state of being extended forward and downward from the rear edge portion of the mud avoiding cover 18 are continuously provided so as to correspond to the two planting line positions. And this hose guide 1
9 and 19 are also integrally formed with the measuring cups 17 and 17 and the muddy soil cover 18. As shown in FIGS. 3 and 5, the upper portion of the measuring cup 17 is formed into an inclined surface, and the net body 16 is detachably provided on the inclined surface. It is configured such that the outer edge portion 17a of the inclined surface and the fitting surface 15a of the path switching case 15 are fitted by being inserted from above. Further, a fitting portion 20 having a shape set as shown in FIG. 3 is provided in the container 17, and the fitting portion 20 can be freely inserted into and removed from the fitted portion 21 provided in the path switching case 15. Is configured.

Locking levers 22 and 22 are provided on the lower portions of the left and right outer side surfaces of the feeding case 12a so as to be swingable about the horizontal axis, and the protrusions that engage with the locking levers 22 and 22 are provided. The pieces 23 and 24 are connected to the path switching case 15, and
The measuring cup 17 is projected on the outer surface of each of the measuring cups 17, and the feeding case 12a and the measuring cup 17 are integrally connected and held by the engagement of the locking levers 22, 22 and the projecting pieces 23, 24. Muddy soil cover 1 for holding 17
8 and the hose guide 19 are also held in position.

Further, as shown in FIG. 4, a load detecting sensor 25 for measuring the weight of the fertilizer in the hopper 11 is provided below the hopper 11. The detection signal of the load detection sensor 25 is input to the control device 26 provided in the body of the riding type rice transplanter, and the control device 26 is operated to turn on and off the operation of the seedling planting mechanism 9. The signal from the limit switch 28 for detecting the operating state of the planting lever 27 is also input.
Further, the control device 26 activates the seedling planting mechanism 9 on the display means 30 for digitally displaying the fertilizer weight detected by the load detection sensor 25 on the display part of the control panel 29 provided in the riding type rice transplanter. On the basis of the weight of the fertilizer in the hopper 11 that has decreased from the turning on state to the operating cutoff state, the number of strokes of the planting stroke of the residual amount of the fertilizer in the hopper 11 is displayed. . That is, the control device 2
6 stores the detection information from the load detection sensor 25 by the detection signal of the limit switch 28 when the planting lever 27 is turned on and operated, and then detects the limit switch 28 when the planting lever 27 is turned off. By storing the detection information from the load sensor 25 with the signal and dividing the latter load detection information by the difference between the former load detection information and the latter load detection information, the remaining amount of fertilizer in the hopper 11 is planted. It is possible to display the number of additional travels. In the figure, 31 is a reset button for resetting the display of the display means 30.

The present invention may be implemented as follows. (A) In the above embodiment, the structure in which the pair of measuring cups and the one cover for avoiding mud are integrally molded is shown.
Mold one measuring cup and one mud avoidance cover together. In this case, the mud avoidance cover is set to the width of one planting strip. (B) The hose guide should be constructed separately from the measuring cup and mud cover. (C) Attach a measuring cup and a mud avoiding cover to the seedling planting device. (D) Attach the measuring cup and mud avoiding cover to the fertilizer applying device or seedling planting device using the mud avoiding cover.

[0010]

As a result, the work for attaching and detaching the measuring cup and the mud avoiding cover can be carried out very simply and quickly.

It should be noted that reference numerals are given in the claims for convenience of comparison with the drawings, but the present invention is not limited to the structures of the accompanying drawings by the entry.

[Brief description of drawings]

FIG. 1 is a side view showing a fertilizer application device and a seedling planting device.

FIG. 2 is a rear view showing the fertilizer application device and the seedling planting device.

FIG. 3 is a vertical cross-sectional rear view showing the main part of the fertilizer application device.

FIG. 4 is a vertical cross-sectional side view showing essential parts of the fertilizer application device.

FIG. 5 is a perspective view showing a measuring cup, a mud avoiding cover, and a hose guide.

[Explanation of symbols]

 1 Seedling planting device 2 Fertilizer application device 9 Seedling planting mechanism 17 Measuring cup 18 Mud avoiding cover

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[Procedure amendment]

[Submission date] January 30, 1996

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] Full text

[Correction method] Change

[Correction content]

[Document name] Statement

[Title of Invention] Rice transplanter with fertilizer application

[Claims]

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rice transplanter with a fertilizer application device in which a fertilizer application device is arranged above a seedling planting mechanism of the seedling planting device.

[0002]

2. Description of the Related Art In the rice transplanter with fertilizer application as described above,
Equipped with a grooving device that forms a fertilizer groove in the field, connecting a guide hose between the fertilizer outlet of the fertilizer application device and the grooving device,
There is a structure in which fertilizer from the fertilizer outlet of the fertilizer applicator is supplied to the groover via the guide hose and then supplied to the fertilizer groove.

[0003]

DISCLOSURE OF THE INVENTION In a rice transplanter with a fertilizer application, when the fertilizer application device is arranged above the seedling planting mechanism of the seedling planting device, mud in the field is splashed up by the seedling planting mechanism. , Attach to fertilizer application and fertilizer outlet of fertilizer application. Therefore, it has been proposed to arrange a cover for avoiding mud so as to cover the upper part of the seedling planting mechanism so as to prevent splashing of the mud. The present invention has an object to effectively arrange and utilize the mud avoiding cover when the mud avoiding cover is provided in the rice transplanter with the fertilizer application device.

[0004]

[Configuration] A feature of the present invention is that the rice transplanter with a fertilizer application as described above is configured as follows. It is equipped with a mud avoiding cover that covers the top of the seedling planting mechanism to prevent splashing up of the mud, and the mud avoiding cover is detachably supported by the fertilizer application device and is connected between the fertilizer outlet of the fertilizer application device and the grooving device. Equipped with a guide hose that supplies fertilizer from the fertilizer applicator to the grooving device, and an engaging part that engages with the guide hose and determines the position of the guide hose is provided at the mud avoiding cover part immediately below the fertilizer outlet of the fertilizer applicator. There is.

[Operation] When the guide hose is connected between the fertilizer outlet of the fertilizer applicator and the grooving device as described above, when muddy soil adheres to the fertilizer outlet, the fertilizer outlet and the upper end of the guide hose are separated from each other. There is a risk that mud will get inside from the connection part, and if mud gets inside like this, it may develop into clogging of fertilizer. Therefore, when the mud avoiding cover is arranged as in the present invention, the mud avoiding cover is located above the seedling planting mechanism and directly below the fertilizer outlet of the fertilizer application device. Even if it is bounced up in various directions, the mud avoiding cover minimizes the adhesion of mud near the fertilizer outlet.

In the present invention, the above-mentioned mud avoiding cover is provided with an engaging portion for determining the position of the guide hose, and this engaging portion is located immediately below the fertilizer outlet of the fertilizer applying device. With this, if the upper end of the guide hose is connected to the fertilizer outlet while engaging the engaging part of the mud avoiding cover, the position of the upper end of the guide hose will be connected in a state determined by the engaging part of the mud avoiding cover. Therefore, the upper end of the guide hose can be easily connected to the fertilizer outlet. Further, even after the connection, the position of the upper end of the guide hose is determined by the engaging part of the mud avoiding cover, so that the connection deviation between the fertilizer outlet and the upper end of the guide hose may occur due to vibration or the like. There are few things.

In this case, according to the present invention, since the mud avoiding cover is supported by the fertilizer applying device having the fertilizer outlet,
The position relationship between the engagement part of the mud avoiding cover and the fertilizer outlet of the fertilizer applying device is more accurate than that in the state where the mud avoiding cover is supported by a part other than the fertilizer applying device, and the above-mentioned positional relationship due to vibration etc. There are few gaps. As a result, the upper end of the guide hose can be more easily connected to the fertilizer outlet, and the misalignment between the fertilizer outlet and the upper end of the guide hose after connection can be further suppressed.

[0008]

1 and 2 show a seedling planting device 1 and a fertilizer application device 2 in a rice transplanter with a fertilizer application device according to the present invention. The seedling planting device 1 is provided with two planting arms 5 on a rotating case 4 which is rotated by power from a chain case 3 for each seedling planting line, and from a mat-shaped seedling 7 placed on a seedling stand 6, The seedlings are taken out by the planting claws 8 provided at the ends of the planting arms 5 and planted in the field. In this case, the rotary case 4, the planting arm 5, and the planting claw 8 constitute a seedling planting mechanism 9, and a leveling float 10 is provided.

The fertilizer applicator 2 feeds the fertilizer in the hopper 11 by a predetermined amount by means of a feeding mechanism 12 arranged below the hopper 11 for storing the fertilizer, and the feeding mechanism 12
The fertilizer is configured to be fed to the field scene via the fertilizer supply path formed by the lower space of the above, the guide hose 13, and the grooving device 14.

In the fertilizer applicator 2, as shown in FIGS. 1 to 5, the path switching case 1 connected to the lower part of the feeding mechanism 12 is used.
5 is connected to a fertilizer measuring cup 17 made of a transparent resin for collecting fine powder separated from the fertilizer through a net 16. A mud avoiding cover 18 is provided to prevent mud from the seedling planting mechanism 9 from jumping up to the fertilizer application device 2. The mud avoiding cover 18 and a pair of fertilizer measuring cups 17 are integrally formed of synthetic resin. Then, the mud avoiding cover 18 is supported by the fertilizer applicator 2 via the fertilizer measuring cup 17.

As shown in FIGS. 1 and 4, a guide hose 13 for supplying fertilizer from the fertilizer application device 2 to the grooving device 14 is connected between the fertilizer outlet 15a of the fertilizer application device 2 and the grooving device 14. As shown in FIGS. 4 and 5, an engaging portion 18a that engages with the guide hose 13 and determines the position of the guide hose 13
Is provided on the mud avoiding cover 18 immediately below the fertilizer outlet 15 a of the fertilizer application device 2. This engaging portion 18
A pair of hose guides 19 that hold the guide hoses 13 are provided corresponding to the positions of the two seedling studs in a state of extending forward and downward from a. And it is molded integrally with the mud avoiding cover 18.

As shown in FIGS. 3 and 5, the fertilizer measuring cup 17 has an upper portion formed into an inclined surface, and the net body 16 is detachably provided on this inclined surface, and the fertilizer measuring cup 17 is inserted from below. As a result, the outer edge portion 17a of the inclined surface and the fitting surface 15a of the path switching case 15 are configured to fit together. As shown in FIG. 3, the fitting portion 20 having the shape set is provided in the fertilizer measuring cup 17, and the fitting portion 20 can be freely inserted into and removed from the fitted portion 21 provided in the path switching case 15. It is configured.

At the lower part of the left and right outer side surfaces of the feeding case 12a of the feeding mechanism 12, a locking lever 22 is provided which is swingable around a horizontal axis, and a protrusion 23 which engages with the locking lever 22 is provided. 24 are projected on the outer surface of each of the path switching case 15 and the fertilizer measuring cup 17. Thus, the engagement between the locking lever 22 and the protruding pieces 23 and 24 integrally connects and holds the feeding case 12a and the fertilizer measuring cup 17, and with the holding of the fertilizer measuring cup 17,
The mud avoiding cover 18 and the hose guide 19 are also held in position.

As shown in FIG. 4, a load detection sensor 25 for weighing the fertilizer in the hopper 11 is provided below the hopper 11. A detection signal of the load detection sensor 25 is input to a control device 26 provided on the body, and a signal of a limit switch 28 for detecting an operation state of a planting lever 27 for performing an on / off operation of the operation of the seedling planting mechanism 9. Are also input to the control device 26. A display means 30 for digitally displaying the weight of the fertilizer detected by the load detection sensor 25 on the display portion of the control panel 29 provided in the aircraft is operated to the operation cut-off state after the seedling planting mechanism 9 is operated. The controller 26 is configured to display the number of strokes of the planting stroke in which the remaining amount of the fertilizer in the hopper 11 is based on the weight of the fertilizer in the hopper 11 that has been decreased before the operation.

In this case, the control device 26 controls the planting lever 2
7, the detection signal of the load detection sensor 25 is stored as the detection signal of the limit switch 28 at the time of the input operation, and the detection signal of the limit switch 28 at the time of the cutting operation of the planting lever 27 is stored. By storing the detection signal and dividing the subsequent detection signal by the difference between the two detection signals, the number of remaining fertilizers in the hopper 11 during the planting process is displayed. Also, a reset button 31 for resetting the display on the display means 30 is provided.

The present invention may be implemented as follows. (A) In the above-described embodiment of the invention, the structure in which the pair of fertilizer measuring cups 17 and the one mud avoiding cover 18 are integrally molded is shown, but one fertilizer measuring cup 17 and one mud avoiding cover are shown. The cover 18 and the cover 18 are integrally molded. In this case, the mud avoiding cover 18 is set to have a width corresponding to one line of the seedlings. (B) The hose guide 19 is formed separately from the fertilizer measuring cup 17 and the mud avoiding cover 18. (C) The fertilizer measuring cup 17 and the mud avoiding cover 18 are attached to the fertilizer application device 2 by the mud avoiding cover 18.

[0017]

As described above, in the rice transplanter with the fertilizer application, by placing the mud avoiding cover above the seedling planting mechanism and directly below the fertilizer outlet of the fertilizer applicator, the adhesion of mud to the fertilizer outlet can be prevented. Since it can be suppressed as much as possible, it is possible to prevent clogging of the fertilizer due to the intrusion of mud into the inside and improve the work performance of the rice transplanter with a fertilizer application device.

By supporting the mud avoiding cover on the fertilizer application device and locating the engaging portion for positioning the guide hose provided on the mud avoiding cover immediately below the fertilizer outlet of the fertilizer applying device, the upper end of the guide hose can be easily mounted. Since it can be connected to the fertilizer outlet, it was possible to improve the handleability of the rice transplanter with a fertilizer application device. Since the connection part between the fertilizer outlet and the upper end part of the guide hose can be prevented by the engagement part of the above-mentioned mud avoiding cover, it is possible to prevent clogging of the fertilizer due to the entry of rainwater or the like from the connection difference. As a result, the work performance of the rice transplanter equipped with a fertilizer application was able to be further improved.

It should be noted that reference numerals are given in the claims for convenience of comparison with the drawings, but the present invention is not limited to the configurations of the accompanying drawings by the entry.

[Brief description of drawings]

FIG. 1 is a side view showing a fertilizer application device and a seedling planting device.

FIG. 2 is a rear view showing the fertilizer application device and the seedling planting device.

FIG. 3 is a longitudinal rear view of the feeding mechanism of the fertilizer applicator, a fertilizer measuring cup and a mud avoiding cover.

FIG. 4 is a longitudinal sectional side view of a feeding mechanism of a fertilizer applicator, a fertilizer measuring cup and a mud avoiding cover.

FIG. 5 is a perspective view showing a fertilizer measuring cup, a mud avoiding cover, and a hose guide.

[Explanation of reference signs] 1 seedling planting device 2 fertilizer applying device 9 seedling planting mechanism 13 guide hose 14 grooving device 15a fertilizer outlet of fertilizer applying device 18 mud avoiding cover 18a mud avoiding cover engaging part

[Procedure Amendment 2]

[Document name to be corrected] Drawing

[Name of item to be corrected] Fig. 4

[Correction method] Change

[Correction content]

[Figure 4]

[Procedure 3]

[Document name to be corrected] Drawing

[Name of item to be corrected] Figure 5

[Correction method] Change

[Correction content]

[Figure 5]

Claims (1)

[Claims] 1. A rice transplanter with a fertilizer application, wherein a fertilizer application device (2) is arranged above the seedling planting mechanism (9) of the seedling planting device (1), wherein the upper part of the seedling planting mechanism (9) is provided. A mud avoiding cover (18) for preventing jumping up of the mud covering is provided, the mud avoiding cover (18) is detachably supported by the fertilizer application device (2), and the fertilizer outlet (15a) of the fertilizer application device (2) is provided. ) And Groover (1
4) provided with a guide hose (13) for supplying fertilizer from the fertilizer applicator (2) to the grooving device (14), and engaging with the guide hose (13) to provide the guide hose. (1
A rice transplanter with a fertilizer application, which is provided with an engaging portion (18a) for determining the position of 3) in the portion of the mud avoiding cover (18) immediately below the fertilizer outlet (15a) of the fertilizer application (2).