JPH086423Y2 - Support device for mobile farm - Google Patents

Description

[Detailed Description of the Invention] (a) Industrial field of application The present invention relates to a supporting device for a mobile agricultural machine such as a rice transplanter for riding, and more specifically, a driver's seat having a driving step on a traveling machine body, a front axle case. And an engine,
Further, the present invention relates to a support structure for a fender step, a tank, an auxiliary seedling, and an operating step in a riding rice transplanter or the like in which a tank and an auxiliary seedling are arranged on both sides of a hood that covers the engine.

(B) Conventional technology Conventionally, a support device for a fender step, a tank, an auxiliary seedling stand, and an operation step in a mobile agricultural machine, such as a riding rice transplanter, is provided independently, and the fender step, the tank, and the auxiliary seedling stand are provided. And the driving steps are separately supported by the traveling body.

(C) Problems to be Solved by the Invention By the way, since the above-described conventional supporting devices are provided independently of each other, the number of parts and the number of manufacturing steps are increased, and a relatively large space is required. Therefore, the space efficiency may be reduced, and it may be difficult to secure the steering space for the front wheels.

Therefore, the present invention is configured to support the fender step, the tank, the auxiliary seedling stand, and the operation step by a support member fixed to the front axle case, thereby providing a support device for a mobile agricultural machine that solves the above problems. The purpose is to do.

(D) Means for Solving the Problems The present invention has been made in view of the above circumstances, and, for example, referring to FIGS. 1 and 3, the front part of the traveling machine body (2) is provided at the front. A tank (7) and an auxiliary seedling stand (9) are provided on both sides of a bonnet (6) that includes an axle case and an engine (5) and covers the engine (5), and further the traveling machine body (2). In a mobile agricultural machine (1) having a driver's seat (10) substantially in the center thereof and arranging a driving step (11) in the driver's seat (10), a support member is provided on the front axle case (3). (12) is fixed, and a fender step engaging part (12a) for detachably engaging a fender step (13) integrally formed with the bonnet (6) on the support member (12); A tank support part (12b) for supporting the tank (7), An auxiliary seedling stand support portion (12c) that supports the seedling stand (9) and an operation step support portion (12d) that supports the operation step (11) are provided, and the fender step is performed by the support member (12). (13), tank (7), auxiliary seedling stand (9)
And the operation step (11), respectively.

(E) Operation Based on the above configuration, the mobile agricultural machine (1) uses the fender step engaging portion (12a) of the support member (12) fixed to the front axle case (3) to perform the fender step (1).
3) and the bonnet (6) integral with the fender step (13), and the tank support (12b) of the support member (12) supports the tank (7), and further the support member (12). The auxiliary seedling support section (12c) supports the auxiliary seedling stand (9), and the operation step support section (12d) of the support member (12) supports the operation step (11).

The reference numerals in parentheses refer to the drawings, but do not limit the configuration in any way.

(F) Example Hereinafter, an example of the present invention will be described with reference to the drawings.

The riding rice transplanter 1, as shown in FIG. 2 and FIG. 3, has a traveling body 2 supported by front wheels 20, 20 and rear wheels 21, 21.
The traveling machine body 2 has an engine 5 mounted in front of the front wheels 20, 20, and is fixed to the mission case 23 and both side surfaces of the mission case 23 near the front wheels 20, 20. Front axle cases 3, 3 are provided. Further, in the traveling machine body 2, a chain case 25, 25 is provided between the mission case 23 and the rear wheels 21, 21.
And the driver's seat 10 is disposed between the front wheels 20, 20 and the rear wheels 21, 21, and a link device 26 is installed at the rear end of the traveling machine body 2. The link device 26 is configured to support a planting device (not shown) so that it can be moved up and down.

As shown in FIG. 1, support members 12 and 12 made of round pipes and the like are disposed in the vicinity of the front axle cases 3 and 3 in the lateral direction of the machine body.
Fixed portions 12e, 12e are provided in a cantilever manner at the ends of the inside of the fuselage 2 and 12 toward the front of the fuselage. Then, bolts (not shown) are inserted into the holes formed at three positions of the fixing portions 12e, 12e, and the supporting members 12, 12 are attached to the heads of the front axle cases 3, 3 by the bolts. It is fixed.

Further, the support members 12, 12 are provided with brackets 12a, 12a having a U-shaped cross-section, which form a fender step engaging portion, on substantially the upper surface of the central portion thereof. Then, tank support brackets 12b, 12b constituting a tank support portion are fixed to the inner side surfaces of the brackets 12a, 12a in the body, and a driving step support portion is provided on the inner upper surface of the brackets 12a, 12a. Step support bracket 12d, 12d
Are fixed with bolts 31 and 31. Furthermore, the both ends of the support members 12, 12 on the outer side of the body are auxiliary seedling support parts 12c, 12c.
Is formed.

On the other hand, at the rear of the mission case 23, the fuselage frame 43
As shown in FIGS. 2 and 3, the driver's seat 33 is supported by the seat frame 33a erected on the machine body frame 43, and constitutes the driver's seat 10. Then, in the front part of the driver's seat 10, left and right vertical step frames 15a, 15a and lateral step frames fixed to the rear ends of the vertical step frames 15a, 15a in the lateral direction of the machine body.
A step frame 15 composed of 15b is provided, and an operation step 11 is detachably supported on the upper surface of the step frame 15, and the operation step 11
Left and right brake pedals 35, 35, a clutch pedal 36, a main gear shift lever 37, a sub gear shift lever 39, an inter-stock adjustment lever 40, a handle 41, and an operation panel 42 are provided in the front portion.

Further, as shown in detail in FIG. 1, the step frame 15 is configured such that the front end portions of the vertical step frames 15a and 15a are fixed by the step support brackets 12d and 12d of the support members 12 and 12 and laterally. The approximately central portion of the step frame 15b is attached to the mission case 23 through brackets 45, 45.
It is bolted to the machine body frame 43 fixed to. Further, the operation step 11 is mounted on the upper surfaces of the vertical step frames 15a, 15a and the horizontal step frame 15b, and the vertical step frame 15
Rod-shaped catch hook pins 48, 48 project toward the inside of the fuselage at two locations on the inside of the fuselage a, 15a. The catch hook pins 48, 48 are engaging members (not shown) provided on the lower surface of the operation step 11.
And the operation step 11 can be engaged with the vertical step frames 15a, 15a. Also,
On the lower surface of the vertical step frames 15a, 15a, lifting steps 46, 46 are provided obliquely downward and outwardly of the machine body, and the lifting steps 46, 46 are reinforced stays 47,
A part of the load acting on the elevating steps 46, 46 is connected to the chain cases 25, 25 at 47 and the reinforcing stay 4
It is configured to be carried by the chain cases 25, 25 via 7, 47. In FIG. 1, 44 is a rear cover mounting stay, 52 is a parking brake hook, and 54 is a starter safety switch. Also, the engine 5
As shown in FIGS. 2 and 3, the bonnet 6 covers the upper side and both sides thereof, and the bonnet 6 is integrally formed with fender steps 13, 13 on both sides thereof. There is. Further, the fertilizer tanks 7, 7 for paste-like or liquid fertilizer are installed below the fender steps 13 and 13 in a side view of the airframe and above the front wheels 20 and 20, and the fender steps 13 and 13 are installed. Auxiliary seedling stands 9, 9 formed in two steps are arranged above and above the bonnet 6 in a side view of the machine body. And
The auxiliary nursery stand 9,9 has an auxiliary nursery stand frame 9 on its rear side.
It is fixed to a, 9a, the lower end of the auxiliary seedling frame 9a, 9a is fixed to the auxiliary seedling support portion 12c, 12c provided in the support member 12, 12 (see FIG. 1) ).

The bonnet 6 can rotate forward of the machine body about a hinge 49 provided at the lower part of the front end of the bonnet 6.
Brackets forming the fender step engaging portion by support members 50, 50 formed of magnets and the like provided at the rear end portions of the rear surface of the fender step 13, 13 integrally formed with It is detachably attached to the upper surfaces of 12a and 12a (see FIG. 1). Further, the bonnet 6 is provided with a center pole 51 configured to be extendable and retractable in an upper front portion thereof, and the bonnet 6
The lower surface of the fender step 13, 13 integrally formed with the abutment surface of the fertilizer tank 7, 7 is abutted against the lower surface of the fertilizer tank 7, 7.
Supported by.

Further, one end of a suction hose (not shown) supported by the body frame is connected to the fertilizer tanks 7, 7, and the suction hose (not shown) extends toward the rear of the body and the operation seat 33 It communicates with a pump device 53 arranged at a lower position of. Then, from the pump device 53 to the fertilizer flow sensors (not shown) and switching valves (not shown) installed side by side in the lateral direction of the machine through the hoses 55 ... And is guided via a hose (not shown) to a nozzle (not shown) supported by the planting device.

Further, the fertilizer tank 7,7, the width in the lateral direction of the airframe is substantially equal to the fender steps 13,13, and is formed wide in the airframe plan view so as to cover the front wheels 20,20, It is configured to cover most of the steering space for the front wheels 20, 20 and to function as a fender.
Further, U-shaped grooves 56, 56 are formed in the front end portions of the fertilizer tanks 7, 7 in the left-right direction of the machine body, and the grooves 56, 56 are formed in a U-shape. A fixing member 59 made of a pipe or the like is fitted to prevent movement of the fertilizer tanks 7, 7 in the lateral direction of the machine body and the front direction of the machine body.

Further, as shown in FIG. 1, brackets 61, 61 are fixed to the rear ends of the fertilizer tanks 7, 7, and holes 61a, 61a are formed in the brackets 61, 61. . The hole 61a,
61a is configured so as to match the hole formed in the tank support brackets 12b, 12b constituting the tank support portion fixed to the support members 12, 12 in a side view of the body, the hole and the Bolts (not shown) are inserted into the holes 61a, 61a to attach the brackets 61, 61 of the fertilizer tanks 7, 7 to the support members.
It is configured to be fixed to 12,12.

Since the present embodiment is configured as described above, the riding rice transplanter 1 fixes the fixing portions 12e, 12e of the supporting members 12, 12 to the heads of the front axle cases 3, 3 with bolts, and supports the supporting portions 12, 12e. Supports 50 made of a magnet or the like are provided on the upper surfaces of the brackets 12a, 12a that form the fender step engaging portions of the members 12, 12.
The fender steps 13 and 13 and the bonnet 6 integrated with the fender steps 13 and 13 are detachably attached via 50, and paste is applied to the tank support brackets 12b and 12b forming the tank support portion of the support members 12 and 12. Fix the fertilizer tanks 7, 7 that can be filled with fertilizer with bolts, and further support member 1
While fixing the lower end of the auxiliary seedling frame 9a of the auxiliary seedlings 9,9 to the auxiliary seedling support portions 12c, 12c of 2,12, 12c, the support member 12,
The front end portions of the vertical step frames 15a, 15a of the step frame 15 supporting the operation steps 11, 11 are fixed by the step support brackets 12d, 12d constituting the 12 operation step support portions. Then, in this state, operate the planting device to plant
Travel while fertilizing.

(G) Effect of the Invention As described above, according to the present invention, the support member (12) is fixed to the front axle case (3), and the support member (12) is used to fix the fender step (13) and the tank (7). ), The auxiliary seedling stand (9) and the operation step (11) are supported, the number of parts and the number of manufacturing steps can be reduced, and the space efficiency can be improved. Axle case (3)
Around, for example, a steering space for the front wheels (20) can be easily secured.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a support device according to the present invention, FIG. 2 is a perspective view showing a driver's seat around a passenger rice transplanter to which the present invention is applied, and FIG. It is a figure. 1 ... Mobile agricultural machine (passenger rice transplanter), 2 ... Traveling machine, 3 ...
... front axle case, 5 ... engine, 6 ... bonnet, 7 ... tank (fertilizer tank), 9 ... auxiliary seedling stand, 10 ... driver's seat, 11 ... operating step, 12 ... support member, 12a ...... Fender step attachment part (bracket with U-shaped cross section), 12b …… Tank support part (tank support bracket), 12c …… Auxiliary seedling support part, 12d …… Driving step support part (step support bracket), 13 ...... Fender step.

Claims (1)

[Scope of utility model registration request] 1. A front axle case and an engine are provided in the front part of the traveling machine body, and a tank and an auxiliary seedling stand are arranged on both sides of a bonnet covering the engine, respectively, and further in a substantially central portion of the traveling machine body. In a mobile agricultural machine having a driver's seat and having driving steps arranged in the driver's seat, a supporting member is fixedly provided on the front axle case, and a fender step integrally formed with the hood is provided on the supporting member. A fender step engaging portion that is detachably attached, a tank supporting portion that supports the tank, an auxiliary seedling supporting portion that supports the auxiliary seedling stand, and an operation step supporting portion that supports the operation step. A mobile agricultural machine, which is configured to support the fender step, the tank, the auxiliary seedling stand, and the operation step by the support member. That the supporting device.