JPS6229302Y2 - - Google Patents

Description

[Detailed description of the invention] (Field of industrial application) This invention is a walking rice transplanter, specifically, a prime mover is mounted on the front of the machine, a seedling planting mechanism with multiple planting claws is installed on the back, and The present invention relates to a walk-behind rice transplanter which is provided with a control rod extending rearward and upwardly at the rear end of the machine body, and which is provided with drive wheels that are interlocked with a float and a prime mover via a transmission.

(Prior Art) Conventionally, in this seed rice transplanter, an operating lever connected to the transmission is provided near the front of the seedling planting mechanism at the rear of the machine body, and the switching operation of the transmission by the lever is controlled. There is a known configuration in which the rod can be operated directly from the rear of the aircraft.

(Problems to be Solved by the Invention) However, in the conventional walk-behind rice transplanter as described above, a guide panel is specially used to display the gear shift position of the operating lever, and the panel is placed at the front of the rice transplanting mechanism. For example, it was necessary to take the trouble to provide it at the top of the planting case.

In addition, since the bonnet is provided so as to cover only the prime mover at the front of the aircraft, the transmission case of the planting mechanism, the interlocking mechanism of the operating lever, etc. are exposed from the middle to the rear of the aircraft.
The problem was that the overall appearance was poor.

The purpose of this invention is to improve the overall appearance by using a bonnet that extends from the front of the aircraft to the front.
In addition, the rear wall of the bonnet is also used as a guide panel for the operating lever, and the bonnet is connected to the operating lever, while the switching operation of the transmission using the operating lever can be performed directly from a rear position of the aircraft where the operating lever is operated. To provide a walk-behind rice transplanter which can be opened without being restricted by the road, and maintenance and inspection of a prime mover etc. can be carried out.

(Means for solving the problem) In the present invention, a prime mover 2 is mounted in front of the aircraft 1,
A seedling planting mechanism 8 having a plurality of planting claws 6 is provided at the rear, and a control rod 9 extending rearward and upward is provided at the rear end of the body 1. In a walk-behind rice transplanter equipped with interlocking drive wheels 4, a bonnet 3 is provided extending from the front to the rear of the machine body 1 and covering a region from the prime mover 2 to the vicinity of the front of the seedling planting mechanism 8. The rear part of the machine body 1 is supported such that the front part opens and closes in the vertical direction centering on the support position in the rear part of the machine body 1, and the transmission device is installed near the front part of the seedling planting mechanism 8 at the rear of the machine body 1. The operating lever 11 is provided on the rear wall 3a of the bonnet 3.
A vertically elongated insertion hole 10 is provided through which the bonnet 3 can be opened and closed with the bonnet 3 inserted, and the operating lever 11 is inserted on the side of the insertion hole 10.
This feature is characterized by displaying the shift position to be operated.

(Function) With the above configuration, when performing a transmission switching operation using the operating lever 11, the operating lever 9
By operating the control lever 11 through the seedling stand 7 while remaining at the rear of the machine 1 that operates the machine 1, the transmission can be switched. When performing maintenance and inspection on the rear wall 3 of the bonnet 3,
The bonnet 3 can be swung upwardly and opened about its rear support position P without being restricted by the operating lever 11 through the vertically elongated insertion hole 10 provided in the opening a.

(Example) Hereinafter, the present invention will be described based on an example shown in the drawings.

The rice transplanter shown in the drawing has a prime mover 2 mounted on the front upper part of the body 1, and a bonnet 3 that covers the prime mover 2.
At the same time, drive wheels 4 which are interlocked and connected to the prime mover 2 via a transmission are mounted on both sides of the lower part of the machine body 1, while a plurality of floats 5 and a plurality of planting claws 6 are provided at the rear of the machine body 1. and one seedling stand 7
The device is equipped with a seedling planting mechanism 8 consisting of a seedling mechanism 8, which is designed to take out seedlings from a seedling stand 7 and plant them in the field using a planting claw 6 as the prime mover 2 is driven. It is equipped with a control rod 9 extending upward from the rear, making it a walking control type.

Therefore, the bonnet 3 is disposed so as to extend from the front to the rear of the machine body 1 and cover the vicinity of the front part of the seedling planting mechanism 8 from the prime mover 2, and the rear part of the bonnet 3 is arranged to extend from the front of the machine body 1 to the rear. The front part is supported so as to swing open and close in the vertical direction centering on a support position P in the rear part.

Further, the seedling planting mechanism 8 at the rear of the body 1
An operating lever 11 connected to the transmission is provided near the front of the bonnet 3, while a rear wall 3 of the bonnet 3 is provided with an operating lever 11 connected to the transmission.
A is provided with a vertically elongated insertion hole 10 through which the operating lever 11 is inserted and which allows opening and closing of the bonnet 3 in the inserted state, and the operating lever 11 is operated on the side of this insertion hole 10. Displays the gear shift position.

In the embodiment shown in the figure, the insertion hole 10 is also used as a guide groove for the operating lever 11, and the operating lever 11 is guided along the guide groove to switch the transmission. .

As shown in FIG. 2, the guide groove 10 includes a vertical groove 10a extending in the vertical direction, and a vertical groove 10a extending in the vertical direction.
The longitudinal groove 10a is formed into a roughly cross shape from the arc-shaped lateral groove 10b that crosses the 0a, and R.1st. By positioning it in the range, it is possible to perform a predetermined walk, and the horizontal groove 10b is aligned with the vertical groove 10.
The lateral groove 10b is provided with a plurality of ranges for changing the speed of the seedling planting operation, and a neutral range in the lateral groove 10b. It is formed by pinching it.

When performing maintenance and inspection of the prime mover 2, etc., the bonnet 3 is moved to its supporting position P.
When the bonnet 3 is opened upward from the center, the upper end of the insertion groove 10 formed in the rear wall 3b of the bonnet 3, that is, the upper end of the vertical groove 10a in the guide groove 10, is held at the neutral position of the vertical groove 10a. It is swung so that it is located at the point of the lever 11.

The rear wall 3a of the bonnet 3 may be formed of a separate plate-like member, instead of being formed integrally with the main body, and fixed to the rear of the main body.

In the figure, 12 is a support rod for holding the bonnet 3 in an open state, and 13 is a preliminary seedling stand provided on the top of the bonnet 3.

The present invention is constructed as described above, and when an operator performs a transmission switching operation using the operating lever 11, the operator operates the operating lever 9 on the aircraft body 1.
While remaining at the rear position, operate the control lever 11 through the seedling stand 7 to select the gear shift position in the guide groove 10, and operate at a predetermined traveling speed or a predetermined seedling planting speed. They do the work of planting seedlings.

In addition, when performing maintenance and inspection on the prime mover 2, etc., the operating lever 11 is positioned at the neutral position of the longitudinal groove 10a in the guide groove 10 to hold the machine body 1 in a stopped state and to support the bonnet 3 at its rear. Centering on position P, it is swung upward and opened as shown by the imaginary line in FIG.

At this time, as the bonnet 3 swings upward, the rear wall 3a swings rearward and downward around the support position P, and as shown in the imaginary line in FIG. Vertical groove 10 in groove 10
The upper end of the lever a is swung so as to be located at the point where the operating lever 11 is held at the neutral position. Then, the open state of the bonnet 3 is maintained by raising the support rod 12, and maintenance and inspection of the motor 2 and the like is performed.

Also, when the bonnet 3 moves upward, the vertical groove 10
The operating lever 1 whose upper part a is located at the neutral position
1, it is possible to restrict the movement of the operating lever 11 from the neutral position to the lateral groove 10b.

(Effect of the invention) As described above, in the walking rice transplanter of the invention, the machine body 1
from the front to the rear, from the prime mover 2 to the seedling planting mechanism 8.
A bonnet 3 is disposed to cover near the front of the fuselage 1, and the rear part of the bonnet 3 is supported so that the front part opens and closes in the vertical direction centering on the support position at the rear of the fuselage 1. An operating lever 11 connected to the transmission is provided near the front of the seedling planting mechanism 8 at the rear of the plant, while an operating lever 11 is provided on the rear wall 3a of the bonnet 3.
A vertically elongated insertion hole 10 is provided through which the bonnet 3 can be inserted, and the bonnet 3 can be opened and closed in the inserted state.
This shows the gear shift position to be operated with.
The bonnet 3 extending from the front to the rear of the fuselage 1 improves the overall appearance, and the switching operation of the transmission by the operating lever 11 can be performed directly from the rear position of the fuselage 1 where the control rod 9 is operated. , the operating lever 11 is inserted through a vertically long insertion hole 10 provided in the rear wall 3a of the bonnet 3.
The bonnet 3 can be opened to perform maintenance and inspection of the prime mover etc. without being restricted by the There is no need to separately provide a guide panel for the operating lever.

[Brief explanation of the drawing]

Figure 1 is a side view of the rice transplanter according to the present invention, Figure 2 is a side view of the rice transplanter according to the present invention;
The figure is a rear view of the bonnet. 1... Airframe, 2... Prime mover, 3... Bonnet, 3a... Rear wall, 4... Drive wheel, 5... Float, 6... Planting claw, 8... Seedling planting mechanism, 9... Control Rod, 10...insertion hole (guide groove), 11...operation lever.

Claims (1)

[Scope of utility model registration request] A prime mover 2 is mounted in the front of the machine body 1, and a seedling planting mechanism 8 having a plurality of planting claws 6 is provided at the rear,
A control rod 9 extending rearward and upward at the rear end of the fuselage 1
In the walk-behind rice transplanter, the float 5 and the driving wheel 4 are interlocked with the prime mover 2 through a transmission, and the rice transplanter has a drive wheel 4 that extends from the front of the body 1 to the rear, and from the prime mover 2 to the seedling planting mechanism 8. A bonnet 3 is provided to cover the vicinity of the front part, and the rear part of the bonnet 3 is supported so that the front part can open and close in the vertical direction centering on the support position in the rear part of the fuselage 1. An operating lever 11 connected to the transmission is provided near the front of the seedling planting mechanism 8 at the rear, and the operating lever 11 is inserted into the rear wall 3a of the bonnet 3, and in the inserted state, the operating lever 11 is connected to the transmission. A walk-behind rice transplanter characterized in that a vertically elongated insertion hole 10 is provided to enable opening and closing of the bonnet 3, and a shift position operated by the operating lever 11 is displayed on the side of the insertion hole 10.