JPH03143780A - Step floor for riding type agricultural vehicle - Google Patents

Abstract

PURPOSE:To improve safety of work by forming opening parts capable of visually recognizing at least a part of the front and rear wheels hidden by the lower side of the step floor from the upper side of a step floor on both left and right sides of the step floor, so that the steering angle of the front wheels can be recognized through the opening parts. CONSTITUTION:A riding rice-planting machine has a seedling-planting working machine 3 connected to the back of a riding running vehicle body 1 through a link 2, and the power of an engine 6 loaded on the running vehicle body 1 is transmitted to front and rear wheels 4, 5 and the working machine 3 through a mission 7. The running vehicle 1 has a step floor 9 above the front and rear wheels 4, 5, and the step floor 9 is integrally formed with an engine cover 10 having a driver's seat on the upper side. In this case, a plurality of opening parts 9a, 9b, 9c are formed on front and rear positions and intermediate positions on both left and right sides of the step floor 9, so that the grounding parts of the front and rear wheels 4, 5 can be visually recognized through these opening parts.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to driving of a passenger vehicle. This invention relates to a step floor of a riding type agricultural work machine in which a JI body is connected to a work machine for rice planting work and firewood harvesting work.

[Prior Art] A riding agricultural machine in which holes are provided on the left and right sides of the step floor 9 so that a part of the front wheel 4.4 that was conventionally hidden above the step floor 9 can be seen from above the step floor 9. was there.

[Problems to be solved by the invention] The prior art is a riding-type agricultural machine that works while reciprocating in a paddy field. After the operation, return the handle to its original position and plant the plants at a certain distance between the rows.
It was inconvenient if the turning angle of the -M7j wheels could not be visually confirmed when performing steering operations such as turning the vehicle. For this reason, in the prior art, a hole was provided to initially check the cutting angle of the front 41 shi.

However, there are many cases where just seeing the front wheels is insufficient. In other words, when loading a riding agricultural machine onto a 1-rack platform for transport, or when crossing the board using a walking board to enter and exit the field, the front and rear wheels In particular, safety cannot be confirmed unless the ground contact areas of both wheels are visible.

In other words, it is dangerous to make sure that not only the front wheels but also the rear wheels are resting safely on the travel board. In this respect, there was a point that conventional technology could not cope with the problem.

[Means for Solving the Problems] -1- In order to solve the above problems, the present invention provides a pair of left and right front wheels 4.4 and a pair of left and right mIl'! 5.5, in which a working machine 3 is connected to the rear side of a traveling heavy body 1 via a link 2, l'I'lI ^i
f11! A step floor 9 is provided on the lower side of the 4.4 and rear wheel 5.5, and the part hidden below the step floor 9 ; T11 Rin 4.4 and rear 11! ! 5. Opening 1 where at least a part of 5 can be seen from above the step floor 9.
The step floor of the riding agricultural machine is characterized in that portions 9a, 9a, 9b, 9b, 9c, and 9G are provided on the left and right sides of the step floor 9.

[Effects of the Invention] Openings-1 parts 9a, 9a, 9b through which at least a portion of the front width 4°4 of the portion hidden below the step floor 9 and the rear wheels 5.5 can be seen from the side of the step floor 9. ,9b,9
c and 9C are provided on the left and right sides of the step floor 9, so the turning angle of +'+f +lQ 4.4 can be visually confirmed during steering operations during work, and when crossing on the step board, Since you can check whether both the r wheel 4.4 and the rear axle 5,5 are safely resting on the axle board, you can prevent accidents such as the wheels coming off the axle board and causing the vehicle to fall. can do.

[Embodiment] An embodiment of the present invention (an embodiment of a riding type 11 transplanter) will be described in detail below with reference to the drawings.

Reference numeral 1 denotes a heavy riding vehicle, and a seedling planting machine 3 is connected to the rear via a link 2.

4.4 has 671 wheels, and 5.5 is the rear wheel. Front wheel 4°4
is a steering wheel that steers left and right, and is driven and rotated together with the rear wheels 5, 5.

Reference numeral 6 denotes an engine, which is connected to the front wheels 4.4 in a plan view of the traveling vehicle body 1.
It is mounted between the and rear wheel 5.5. The power of engine 6 is decelerated in mission 7.

One is transmitted to the driving system drive 4.4 and the rear wheel 5.5, and is also transmitted to the seedling planting work machine 2 as a work machine system drive. Further, the pressure is transmitted to the hydraulic pump as a hydraulic system 11 and 17I, thereby operating the hydraulic cylinder 8 that raises and lowers the link 2.

Reference numeral 9 denotes a step floor, which is fixed to one of the front wheels 4.4 and the rear wheels 5.5 to the traveling heavy body 1. Further, the step floor 9 covers the engine 6 and has a driver's seat 1 on the -1- side.
1 is integrally formed with the engine cover 10 on which the engine cover 1 is disposed.

The step floor 9 also has openings 9a, 9a, 9b, 9 on both left and right sides, as shown in FIGS. 1 and 2.
b, 9C19C is provided.

This open part 9a, 9a, 9b, 9b, 9C19C is
Each step floor 9 is made up of a plurality of round holes through which -t'f passes, allowing the operator to sit comfortably in the driver's seat 11. The hidden part of the step floor 9 of the f-4.4 and rear 405.5 is especially visible on the Ryotun-ho 4.4.5.
．． It is sized so that the state of the ground contact part of 5 can be directly confirmed at 7°. Open [Co part 9a, 9
a is ^ [1. Near the ground contact part on the front side of 4, 4, opening 9b,
9b has an opening 9c near the ground contact area on the rear side of the front wheel 4.4;
9c allows the vicinity of the front ground contact area of the rear wheel 5.5 to be seen through.

Of course, the hole of this opening may be a long hole or a mesh-like hole, and the shape of the hole is not limited.

Further, the member 1 may be made of a transparent or translucent acrylic plate, for example, which allows the member 1 to be seen through to the extent that the grounding state of the axle hidden below can be confirmed even if the hole is not completely penetrated.

Reference numeral 12 denotes a steering handle, which is erected in front of the seat 11 from the floor 9 indicated by 11f. The handle 12 is connected to the front wheel 4.4 via a rond or the like on the lower side.
The front wheels 4.4 rotate left and right in response to the steering rotation.

13 is the clutch pedal, from engine 6 to mission 7.
The clutch is connected to a main clutch (not shown) that interrupts and interrupts transmission to the main clutch, and when the pedal 13 is depressed, the clutch is disengaged.

Reference numeral 18 denotes a side brake pedal, which is connected to a brake that independently brakes the left and right sides of the rear wheels 5.5, and operates to stop the rotation of the wheels when stepped on.This side brake pedal 18 is shown in FIG. As shown in FIGS. 4 and 5, this pedal is configured so that one pedal can brake the left or only the left of the rear -5, 5, or both the left and right sides.

Its structure is such that pedal rods 20a and 20b with a pedal step 19 fixed to one end are pivotally connected to the vehicle body 1 so that they can be rotated forward, and connecting rods 21 fixed to the rods 20a are connected to the left and right sides. Left and right restraints of contact wheels 5, 5 at both ends; M-dU+Rot F2 connected to a device (not shown)
2a and 22b are connected via wires 23a and 23b, respectively. The pedal rod 20a is fitted into the rod 20b in the axial direction, and can be slid left and right. Also, Si1! Spring 24 is installed at both ends of the tie rod 21.
a and 24b are connected, and when the connecting rod 21 rotates with the pedal rod 20a to either the left or right, it is biased by the springs 24a and 24b and returns to its original position. The pedal 18 constructed in this manner operates as shown in FIG. 5, for example. That is, when the left end side of the pedal step Y9 is depressed, the rod 20a rotates clockwise when viewed from -, and the connecting rod 21 rotates in the same direction accordingly. Then, the left operating rod 22a of the connecting rod 21 is pulled, and the left rear lIl! 5 is the rule; 1
711 will be sent. At this time, the right actuating rod 22b is not pulled, so the left braking device does not operate. Also,
If you want to brake only the right rear @5, press pedal step 19.
, and turn the pedal rod 20a counterclockwise by I¥11. Furthermore, in order to activate both the left and right braking devices, it is sufficient to depress the center part of the pedal step 19. If you do that, Pedal Lot 1 (2)
0a does not rotate to the left or right II'1, but simultaneously moves to lie down to the front side, and pulls both the actuating rods 22a and 22b p]
Both the left and right braking devices operate dtl+.

The water lily planting machine 3 is for four-row planting, and a transplanting device 14, 14, 14, 14, which picks and plants one sylvan tree in the field, and supplies one plant at a time to the transplanting device 14... Load the seedlings and move back and forth from side to side/+T +2 units 15, their transplanting equipment 14... and ^゛f's unit 15 are driven! , and a planting transmission case 16 which is provided with a transmission mechanism for the planting. Further, 17 is a ground leveling float, which is suspended and supported by the lower side of the transmission case 16, and slides on the 1IIi mud lifting surface while leveling the ground.

Mf 4Q 4 of the part hidden under the step floor 9
．． Openings 9a, 9a, 9b, 9 through which at least a portion of the rear wheels 5 and 5 can be viewed from the side of the step floor 9.
b, 9c, and 9c are provided on the left and right sides of the 1471A steering wheel floor 9, so you can see and adjust the turning angle of the Mii 4.4 during steering operations during work, etc.
When crossing on the treadle board, you can check whether the front wheel 4.4 and wheels 5.5 and 5.5 are safely on the treadle board 1, d, 2, so that the wheel does not come off the board. -I
Accidents such as falling of the IL body can be prevented.

An example of a riding-type rice transplanter has been described, but the application target is a tilling machine, a mulching machine, a sowing machine, a fertilizing machine, etc. instead of a transplanting machine. It may also be a riding agricultural machine equipped with.

[Brief explanation of the drawing]

The figure shows an embodiment of the present invention (an embodiment of a riding-type rice transplanter). Fig. 1: Side view showing the entire embodiment Fig. 2: Plan view showing the entire embodiment Fig. 3 D A sectional side view showing a part Fig. 4 D A sectional front view showing a part Fig. 5 D Explanatory diagram showing some operating states The main symbols in the diagram will be explained. 1: Riding type traveling vehicle body 2: Link 3: Wedge planting work equipment 4.4: Curved axis 5.5: Rear wheel 9 step floor

Claims (1)

[Claims] A pair of left and right front wheels 4, 4 and a pair of left and right rear wheels 5, 5 are located below.
A working machine 3 is attached to the rear side of the traveling vehicle body 1 through a link 2.
In this riding type agricultural machine, a step floor 9 is provided above the front wheels 4, 4 and rear wheels 5, 5, and the front wheels 4, 4 and the rear wheels 5 are hidden below the step floor 9. Openings 9a, 9a, 9b, 9b, 9c, 9c through which at least a part of 5 can be seen from above the step floor 9
A step floor for a riding agricultural machine, characterized in that: are provided on the left and right sides of the step floor 9.