JP2003189713A - Mudguard unit of paddy field working vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mudguard unit of a paddy field working vehicle, capable of preventing a large amount of muddy water from flowing into an area in front of rear wheels from both sides of a traveling machine body of the vehicle during a planting operation, even when rear wheels of the traveling machine body are ranged behind the front wheels in the paddy field working vehicle composed of the traveling machine body and a planting unit attached to the rear of the machine body, and therefore capable of preliminarily inhibiting such a trouble that ruffles occurring in front of the rear wheels push down neighboring seedlings already planted. <P>SOLUTION: In this mudguard unit of the paddy field working vehicle, a mudguard body 18 is interposed between the front wheels 2 which is installed in the traveling machine body 1 and the rear wheels 3, so that the mudguard body 18 is positioned in a space between the front and rear wheels and prevents the muddy water from flowing into the area in front of the rear wheels 3. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mudproof device for a paddy working machine, and more particularly, to prevent a large amount of muddy water or the like from flowing into the front of the rear wheel from the side of the machine during planting work. The present invention relates to a mudproof device for a paddy field working machine that reduces the ripples in the field.

[0002]

2. Description of the Related Art Generally, a paddy field working machine such as a riding rice transplanter in which a planting device is connected to the rear of a traveling machine body is known, and such a conventional paddy field working machine is shown in FIG. In addition, since there is no member that blocks the space S between the front and rear wheels between the front wheels a and the rear wheels b, which are arranged in tandem, during the planting work, as shown in FIG. As shown in the figure, muddy water c, etc. flows into the front of the rear wheels from the side of the machine as the machine travels, causing a ripple d in the front of the rear wheels b rolling on the tiller. It was

[0003] In particular, when the speed of the machine is increased in order to improve work efficiency, a larger wave is generated on the front surface of the rear wheel, and this wave spreads to the side of the machine and the adjacent planted seedlings are laid down. There is a problem in that the planting work is hindered by causing or raising it.

[0004]

SUMMARY OF THE INVENTION The present invention was created to solve the above-mentioned conventional problems, and
During planting work, make sure that a large amount of muddy water, etc. does not flow into the front of the rear wheel from the side of the aircraft, and the ripples generated at the front of the rear wheel spread to the side of the aircraft and push down adjacent seedlings. An object of the present invention is to provide a mudproof device for a paddy field working machine that can prevent the occurrence of damage.

[0005]

Means for Solving the Problems In order to solve the above-mentioned problems, the technical means taken by the present invention is mounted on the traveling machine body in a paddy work machine in which a planting device is connected to the rear of the traveling machine body. Between the front wheel and the rear wheel, a mudproof body is provided which is located in the space between the front and rear wheels and which prevents the inflow of muddy water to the front of the rear wheel. The front end portion has a substantially front wheel width and the rear end portion has a substantially rear wheel width.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will now be described in detail with reference to the accompanying drawings of an embodiment. First, in FIG. 1, reference numeral 1 denotes a traveling machine body of a passenger rice transplanter exemplified as a paddy field working machine, in which an engine section 5 is mounted on the front part of a machine body frame 4 having front wheels 2 and rear wheels 3 and behind the machine body frame 4. A driver's seat 6 is provided. 7 is a steering wheel.
A planting device 8 is connected to a rear portion of the machine body frame 4 via a link mechanism 9 so as to be vertically controlled.

A planting part frame 10 of the planting device 8 is formed of a pipe material in the left-right direction and has a plurality of planters extending rearward on the lower surface side thereof. The case 11 is fixed in parallel. A planter 13 for planting is rotatably mounted on a rotary shaft 12 provided at the rear end of the planter case 11.

A planter drive shaft 14 is disposed in the front portion of the planter case 11, and the power from the planter drive shaft 14 is transmitted to the rotary shaft 12 via a transmission mechanism provided in the planter case 11. The planter 13 is planted and operated by the rotating rotary shaft 12. Power from the engine unit 5 is transmitted to the planter drive shaft 14 via an intermediate shaft, a transmission case, and the like.

Above and above the planter case 11, a reciprocating and laterally fed seedling mounting table 15 is installed in a front-rear and low-like manner, and below the planter case 11, a float portion 16 that slides over the rice field is moved up and down. It is movably attached. Reference numeral 17 is a vertical seedling feeding device provided on the rear surface side of the seedling mounting table 15.

The float portion 16 is of a three-float type in which a center float and a side float are arranged side by side, and each of the floats has a wide flat surface at its tip and a narrow sliding surface at its rear side. Is formed in a T-shape in plan view, and extends from the front of the planting part frame 10 to the rear end of the planter case 11. Then, the planters 13 are provided on both sides of the rear part of each float, respectively.
Is to be planted.

In front of the float portion 16,
The front wheels 2 and the rear wheels 3 on the left and right are arranged in tandem, respectively. By installing the mudproof body 18 between the front wheels 2 and the rear wheels 3, the front side of the rear wheel 3 from the side of the machine body can be prevented. A mud-proof device is configured to prevent a large amount of muddy water and the like from flowing into.

That is, the mudproof body 18 has a mounting portion 20 supported by a support frame 19 provided on the machine body frame 4.
And a main body portion 21 provided on the lower side thereof.

The main body portion 21 is arranged in a space between the rear surface of the front wheel 2 and the front surface of the rear wheel 3 so as to close this space, and the lower half side of the main body portion 21 penetrates into the muddy water of the rice field. It is in a state.

As shown in FIG. 2A, the mudproof body 18 is formed such that the width w of its front end portion is substantially the same as the width of the front wheel 2 and the width W of its rear end portion is equal to that of the rear wheel 3. The mudguard body 18 is formed to have a width substantially the same as the mudguard body 18, and the mudguard body 18 is formed in an expanded shape that gradually widens toward the rear.

A support rod 22 is erected on the upper surface of the mounting portion 20, and the support rod 22 supports the support rod 22.
The mounting position of the mudproof body 18 can be adjusted by sliding up and down by slidably inserting it into the insertion portion 23 provided at the tip of 9 and fixing it with the stop bolt 24.

With the above construction, even if the front wheels 2 and the rear wheels 3 of the traveling machine body 1 are arranged in a row, if the mudproof body 18 is attached between the front wheels 2 and the rear wheels 3, Since the mudproof body 18 closes the space between the front and rear wheels, a large amount of muddy water or the like flowing backward from the side surface of the front wheel 2 does not flow toward the front of the rear wheel 3 during the planting work. Rear wheel 3 rolling up
It is possible to reduce the occurrence of waviness in the front surface of the.

In the expanded mud-proofing body 18 which becomes gradually wider toward the rear, the width w of the front end portion thereof is substantially the width of the front wheel 2 and the width W of the rear end portion thereof is substantially equal to the rear wheel 3. Because it is wide,
The front wheels 2 and the rear wheels 3 are in a state in which their side surfaces are connected to each other by the side surfaces of the mudproof body 18 in a smooth straight line. Therefore, the mud flowing from the side surface of the front wheel 2 toward the rear is rectified and smoothly flows by the mudproof body 18, as shown in FIG. It is possible to prevent spillover to the side of the machine body and pushing down the adjacent planted seedlings P in advance.

Further, the mudproof body 18 is provided with a stop bolt 24.
By loosening, it is possible to freely slide and adjust along the insertion portion 23 of the support frame 19, so that it is possible to perform the planting work by always adjusting to the optimum state according to the field conditions.

[0019]

In summary, the present invention relates to a paddy working machine in which a planting device is connected to the rear of a traveling machine body, and a space between front and rear wheels is provided between a front wheel and a rear wheel mounted on the traveling machine body. A mudproof body is provided to prevent the inflow of muddy water to the front of the rear wheel, and the lateral width of the mudproof body is formed so as to widen toward the rear, so that the front end portion is approximately the front wheel width and the rear end portion. Since the width of the mud is set to approximately the rear wheel width, the mudproof body prevents a large amount of muddy water, etc. from flowing into the front of the rear wheel of the traveling machine from the side during planting work. It is possible to reduce the occurrence of waviness due to the ring.

The muddy water flowing from the side surface of the front wheel toward the rear wheel is rectified by the mudproof body that spreads toward the rear, so that the ripples that spread to the side can be reduced, and It is possible to reduce lodging and uplift of adjacent seedlings as much as possible.

[Brief description of drawings]

FIG. 1 is a side view of a paddy field working machine provided with a mudproof device.

FIG. 2A is a plan view showing a rectified state of muddy water by the mudproof body. (B) It is a plan view showing a waved state by the rear wheels when there is no mudproof body.

FIG. 3 is a side view of a conventional paddy work machine.

[Explanation of symbols]

1 traveling aircraft 2 front wheels 3 rear wheels 8 planting equipment 18 Mudguard

Claims (2)

[Claims] 1. A paddy working machine in which a planting device is connected to a rear side of a traveling machine body, is located between a front wheel and a rear wheel mounted on the traveling machine body, and is located in a space between front and rear wheels to a front side of a rear wheel. A mud-proof device for paddy work machines, which is provided with a mud-proof body for preventing the inflow of muddy water. 2. The mudproof body is formed such that the lateral width of the mudguard body is widened toward the rear so that the front end portion has a substantially front wheel width and the rear end portion has a substantially rear wheel width. Mud protection equipment for paddy work machines.