JPH04299904A - Operating step of seedling transplanter or the like - Google Patents

Abstract

PURPOSE:To house a fertilizer bag, etc., in storage pits and to facilitate operation by forming the storage pits to open upward at the top of an operating step at a fender part at the rear of the operating step extending from the front part to the side part of a maneuvering seat along in the longitudinal direction. CONSTITUTION:Storage pits 4 having the bottom formed in approximately the same level as the top of an operating step 2 are made at a rear fender part 3 at both left and right parts of an engine cover 11. The storage pits 4 are made as large as possible not to hinder rear wheels 8 and openings of the storage pits are made open forward and upward.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a control step for a seedling transplanter, etc., and can be used as a control step for a tractor that operates by connecting a working machine to a riding tractor other than the seedling transplanter.

0002

[Prior Art and Problems to be Solved by the Invention] In a riding-type seedling transplanter, a step is provided on the side of the driver's seat, and the seedling planting device and fertilizing device connected to the rear of the vehicle are used for seedling replenishment work and fertilizer application. Carry out replenishment work, etc. However, when replenishing fertilizer, it is sometimes difficult to find a place to store fertilizer bags. This invention is
In such cases, it is possible to simplify the structure and make the work easier by providing a storage pit on the step where the fertilizer bags, etc. can be easily stored in a location that does not interfere with other components or work. The aim is to

0003

[Means for Solving the Problems] The present invention provides a fender section 3 at the rear of a control step 2, which is formed from the front side of the cockpit 1 to the side thereof in the front-rear direction. The operation step of a seedling transplanter or the like is configured by forming a pit 4.

0004

[Operation and Effects of the Invention] When an operator sits in the driver's seat 1 and operates the vehicle while monitoring and replenishing the working equipment at the rear, the operator stands on the step 2 from the driver's seat 1.
Move to the rear and perform monitoring and supply work. At this time, if an empty bag or the like is created, it is pushed into the storage hole 4 at the foot of the bag.

[0005] In this way, when the operator stands on the step 2 on the side of the cockpit 1 and performs work on the rear working device, etc.
Since the accommodation hole 4 formed in the fender section 3 at the rear of step 2 can be used, the work can be done easily and quickly, and the accommodation hole 4 is formed using the fender section 3 from step 2. Therefore, the structure is simple and does not easily interfere with work, etc., and rather, the accommodation shaft 4 opens toward the upper surface of the step 2, so the foot part is widened, making work easier.

[0006]

[Embodiment] In FIG. 9, a tractor body 5 is in a four-wheel drive mode and has front wheels 7 and rear wheels 8 that can be freely steered with a steering handle 6. We have 1 seat. On the upper side of the vehicle body 5, a steering post cover 10 is provided at the front end so as to cover the transmission device, the operating device, etc., an engine cover 11 is placed on the engine 9, and a fender portion 3 is provided to cover the front upper part of the rear wheel 8. , Also, from between the steering post cover 10 and the engine cover 11, these steering post covers 1
Approximately flat steps 2 are provided on both left and right sides of the engine cover 11 and the engine cover 11. The front wheel 7 is located below this step 2.

A support frame 12 is provided at the rear end of the vehicle body 5.
A parallel lifting link 14 connecting a seedling planting device 13, which is a working device, and a fertilizing device 15 are provided. Lifting link 14
An elevating cylinder 17 is provided between the vehicle body 5 and the lift arm 16 at the base of the lift arm 16, and the elevating cylinder 17 expands and contracts to lower the elevating link 14 to the working position or to the non-working position. can rise.

A seedling tank 1 is provided at the rear end of the lifting link 14.
a seedling planting device 19 that separates and transplants the seedlings supplied from 8; and a float 2 that supports the weight of these seedlings and slides on the soil surface
A seedling planting device 13 consisting of 0, etc. is connected to perform the seedling planting action in response to interlocking from a power take-off shaft 21 on the vehicle body 5 side. or,
This seedling planting device 13 is provided with a fertilization pipe 22, and the fertilizer fed out and blown from the fertilization device 15 is applied into the soil of each planting row. Reference numeral 23 designates a flexible transfer pipe that connects the fertilization device 15 and the fertilization pipe 22. 24
is the fertilization hopper.

In FIGS. 1 and 2, the step 2, the engine cover 11, and the fender portion 3 are integrally formed of synthetic resin or the like, and are mounted on a frame member integral with the vehicle body 5. On both left and right sides of the engine cover 11, in the fender section 3 at the rear end, there is a storage hole 4 whose bottom surface is formed on the same plane as the upper surface of the step 2 and an opening 25 facing forward and upward. It is formed as large as possible so as not to get in the way of the rear wheel 8. The fertilization device 15 and the fertilization hopper 24 are arranged along an inter-fender cover 26 that is integrally formed between the left and right fender portions 3 so as to correspond to each seedling planting row. 27 is a wind pressure room, blower 4
8 receives pressure air from the fertilizing device 15, and communicates with the feeding pipe 28 on the lower side of each fertilizing device 15 to guide each transfer pipe 2.
3 communicates with this delivery pipe 28. The fertilizer delivered from the fertilizer application hopper 24 by the fertilizer application device 15 is transferred to the transfer pipe 23 by pressure air blown from the air pressure chamber 27 to the delivery pipe 28.

When the operator replenishes fertilizer into the fertilization hopper 24, he moves to the rear of step 2, opens the fertilizer bag 29, replenishes it into the fertilization hopper 24, and places the empty bag 30 at the foot of the manure. Push the fertilizer bag 2 with the remaining fertilizer into the back of the storage pit 4.
9 can be placed in the opening 25 of this accommodation pit 4, etc., to perform the subsequent seedling planting work. In FIGS. 3 to 6, the configuration with step 2 is such that it can be separated in the left-right direction from the separation edge 31 at the left-right center portion and assembled. In this case, the engine cover 11 may be integrally molded, but it is preferable that the step 2 is moved in the left and right direction independently of the engine cover 11 so that it can be disassembled.
is mounted by supporting it at an appropriate position on the frame member that is integrated with the lower vehicle body 5, but when this mounting part is removed and moved outward to the left and right A, the engine cover 11, steering post cover 10, etc. The vehicle body 5 can be separated from the vehicle body 5 to the left and right sides at the separation edge 31. Therefore, maintenance of the transmission device, operation interlocking mechanism, etc. below this step 2 is easy to perform.

32 is a cover notch edge where the engine cover 11 is located, 33 and 34 are operating notch edges for rotating the operating lever, and 35 is a cover edge where the steering post cover 10 is located, each having a notch on the separating edge 31 side. It has a different form. In addition, petal holes 40 to 43 penetrating downward are formed in portions where the clutch pedal 36, left and right steering brake pedals 37, 38, accelerator pedal 39, etc. are located. When moving each step 2 to the outside A, it is necessary to remove the portions having these petals 36 to 39. In addition, it is preferable that the steps 2 having these petals 36 to 39 be configured as independent structures, so that they can each be moved to the outside A and removed.

44 is a hydraulic planting lever, which is connected to the lifting cylinder 1.
7, the seedling planting device 13
The hydraulic planting lever 44 is provided with a sensitivity adjustment lever 45 near the base thereof, and a sensitivity adjustment lever 45 is provided near the base of the hydraulic planting lever 44. The sensitivity of pitching control is adjusted by interlocking the elevation control valve with the vertical swing of the seedling planting device 13 so that the seedling planting device 13 is positioned at a substantially constant height regardless of changes in the depth of the soil tiller. This is a linked operation. The hydraulic planting lever 44 is at the fixed position N, and the seedling planting device 13 is not raised or lowered, but is raised at the raised position B, lowered at the lowered position C, and brought to the lower limit seedling planting posture position at the planting position D. maintained. Also, the sensitivity adjustment lever 45
is the swinging resistance of the float 20 from the standard position E to the strong position (
It can be adjusted to a weak position (insensitive) F and a weak position (sensitive) G.

By arranging the hydraulic planting lever 44 and the sensitivity adjustment lever 45 in close proximity to each other, when the two are operated in conjunction with each other, it is possible to perform the operation quickly and accurately. Further, when a seedling support frame 46 to be supported on the vehicle body 5 side is provided on the outside of the step 2 as shown in FIG. Seedling tank 18
It can be easily removed by standing up when accommodating seedlings to be replenished, and lying down to the outside when removing step 2.

In FIGS. 7 and 8, a blower 48 provided inside the engine cover 11 as shown in FIG. The hot air in the heated engine room is sucked into the blower 48 and exhausted to the wind pressure chamber 27. 50 is a muffler inside the engine cover 11, and 51 is a drain hole at the bottom of the blower 48. 52 is a slit formed in the engine cover 11. Outside air is sucked in through the slit 52, sucked in as hot air through the suction port 49, and exhausted to the delivery pipe 28. When washing the car, since the suction port 49 is located inside the engine cover 11, it is difficult for water to directly enter the blower 48, and even if water does enter, it is drained from the drain hole 51. By blowing the fertilizer inside the transfer pipe 23 with hot air, the fertilizer can be dried and clogging can be reduced.

[Brief explanation of drawings]

The figure shows an embodiment of the invention.

[Fig. 1] Partial slope view.

FIG. 2 is a side sectional view thereof.

FIG. 3 is a partial plan view.

FIG. 4 is a side view of a partial operation lever.

FIG. 5 is a plan view of the step.

FIG. 6 is a front view showing a partial example.

FIG. 7 is a partial side view.

FIG. 8 is a perspective view of its appearance.

FIG. 9 is an overall side view.

[Explanation of symbols]

1 Cockpit 2 Steps 3 Fender part ４　　　　Accommodation pit

Claims (1)

[Claims] Claim 1: A fender portion 3 at the rear of a control step 2 formed from the front side of the pilot seat 1 to the side in the longitudinal direction.
A step for operating a seedling transplanter, etc., is formed by forming a storage hole 4 that opens toward the top surface of this step 2.