JP3655828B2 - Engine auxiliary equipment support device for traveling vehicle - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an engine accessory support device for a traveling work vehicle.
[0002]
[Prior art]
In a traveling work vehicle such as a tractor, a suction-type radiator is disposed on the front side (front side) of the engine mounted on the vehicle body, and an engine auxiliary machine such as a battery, an oil cooler, an air cleaner is disposed on the front side of the radiator, Located in the engine room.
Conventionally, a support base is installed on the front axle frame, a battery is placed on the support base, and the battery is held on the support base using a hook bolt or the like.
[0003]
[Problems to be solved by the invention]
When an engine auxiliary machine other than a battery, such as an air cleaner or an oil cooler, is mounted on the support base, it is bolted, so that the work efficiency during assembly / disassembly is very poor.
In particular, in a traveling work vehicle equipped with a front loader on the tractor, there are braces on both sides of the bonnet, and there are booms that swing up and down, so when assembling and disassembling (including inspection and repair etc.) ) Was inefficient.
[0004]
The present invention integrates an engine accessory such as a battery, an oil cooler, and an air cleaner into a support base (forms it in an assembly), thereby providing an assembly state in which the cooler and cleaner are assembled on the assembly production line. The purpose is to greatly improve work efficiency.
[0005]
[Means for Solving the Problems]
The present invention achieves the above-mentioned object in an engine accessory support device for a traveling work vehicle in which a battery 21 as an engine accessory is placed on a support base 24 that is fixed horizontally to the vehicle body 4. Therefore, the following technical measures are taken.
In other words, the engine accessory support device according to claim 1 is provided with a cooler mounting portion 30 for assembling an oil cooler 22 as an engine accessory in a vertical posture on the support base 24. is there.
[0006]
As described above, the battery 21 and the oil cooler 22 are assembled (assembled) on the support base 24 on the assembly line. For example, the support base 24 is installed on the front axle frame 18 so that the battery 21 and the oil cooler 22 are assembled. It can be assembled to the engine room as an assembly, and can be disassembled (separated or removed) (Claim 1).
Further, in the engine auxiliary equipment support device according to claim 2, a support 28 is erected on the support base 24, and a cleaner mounting portion 29 for assembling an air cleaner 23 as an engine auxiliary machine is provided on the upper part of the support 28. It is characterized by having.
[0007]
As described above, the battery 21 and the air cleaner 23 are assembled (assembled) on the assembly line on the support base 24, so that the battery 21 and the air cleaner 23 are mounted by, for example, installing the support base 24 on the front axle frame 18. It can be attached to the engine room as an assembly, and can be disassembled (separated or removed) (Claim 2).
When the configurations of the first and second aspects are combined, the engine accessory of the battery 21, the oil cooler 22, and the air cleaner 23 can be incorporated into the support base 24 as an assembly in the engine room. By removing the cooler 22, the drive shaft and the like of the engine E can be replaced or inspected without oil leakage (Claim 3).
[0008]
Furthermore, it is recommended that the engine auxiliary equipment support device according to any one of claims 1 to 3 described above is disposed on the windward side of the suction-type radiator 19 provided in the front (front side) of the engine E. (Claim 4).
In addition, it is recommended that the support base 24 in the engine auxiliary machine support device according to any one of claims 1 to 4 described above is integrally provided with a shutter plate 31 that prevents entry of dust, dust, sand, and the like. (Claim 5).
With this configuration, the intake of cooling air by the radiator 19 is ensured, the heat exchange action of the radiator 19 and the heat exchange action of the oil cooler 22 are good and efficient, and there is little intrusion of dust or the like. , Get clogged.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
5 and 6, the traveling work vehicle 1 has a front loader L attached to the front part of a two-shaft four-wheel tractor T having left and right front wheels 2 and left and right rear wheels 3, and Bockho B attached to the rear part. The TLB (tractor / loader / bock ho) is exemplified, and the tractor vehicle body 4 has a frame integrated type in which a clutch housing and a transmission case are connected to the rear surface of the engine E.
[0010]
On the tractor vehicle body 4 is provided with a steering handle 5 and a driver seat 6 that can be reversed in the front-rear direction, and on the right side during forward operation, a loader control device 7 that hydraulically controls the loader L up and down and bends is provided. During the forward operation, a backhoe control device 8 that controls the backhoe B hydraulically is provided, and a safety frame or an awning device 9 is erected.
The engine E is covered with an openable / closable bonnet 10, and the inside of the bonnet 10 is an engine room.
The loader L includes left and right mast devices 11, left and right booms 12 pivotally supported by the mast devices 11, and a bucket 13 that is bent at the ends of the left and right booms 12. The mast device 11 includes left and right brace devices 14 on both sides of the bonnet 10 and includes a boom cylinder 15 and a bucket cylinder 16.
[0011]
Referring to FIG. 1, an engine room in a bonnet 10 is illustrated. A fuel tank 17 partitioned by a wind shielding plate 17 </ b> A is provided at the rear upper part of the engine E, and a front axle frame 18 is provided on both lower sides of the engine E. Is fixed with bolts or the like and extended forward (front side).
A suction-type radiator device 19 is supported on the front side (front side) of the engine E by left and right front axle frames 18, and a fan (not shown) of the device 19 is activated (rotated) via an engine output shaft or the like. ), The outside air is sucked through the front grill 20 provided on the front side of the bonnet 10 and introduced into the engine room, and the radiator device 19 and the like perform heat exchange.
[0012]
In the engine room on the front side (windward side) of the radiator device 19, a battery 21, an oil cooler 22, and an air cleaner 23 are assembled as an assembly.
2 to 4 together, a support device 25 including a support base 24 is illustrated.
The support base 24 is horizontally fixed on the left and right front axle frames 18 via bolt fastening means in FIG. 4 so as to be detachable, so that the bolt fastening means are disposed on the left and right and front and rear sides of the rectangular plate in plan view. The mounting holes 24A are formed, and L-shaped plates (standing pieces) 24B for fixing and stopping the battery 21 placed on the base plate are fixed to the left and right and the rear.
[0013]
The plate 24B may be formed by press-molding a base plate to form an upright piece, and the battery 21 placed on the base plate is positioned on each plate 24B and is prevented from rotating, and formed on the base plate. The hook portion 26A of the hook bolt 26 is engaged with the left and right mounting holes 24C, the bolt 26 is inserted into the corner metal fitting 27 that is in contact with the shoulder portion of the battery 21, and the nut 21B is tightened. It is provided on the base plate as detachable.
An inverted L-shaped column 28 is erected on the base plate of the support table 24 at a central portion in the front-rear direction and on one side in the left-right direction, on the right side in the figure, and the upper horizontal portion of the column 28 is the support table 24. A mounting portion 29 of the air cleaner 23 is fixed as an inverted groove shape at a position approximately above the center of the mounting portion 29. The mounting portion 29 has mounting holes 29A in the front and rear, and the air cleaner 23 is formed in a horizontal shape. It is assembled.
[0014]
Cooler mounting portions 30 for assembling the oil cooler 22 in a vertical posture are fixed to the left and right sides of the support base 24 and the upper portion of the support column 28 by an upright plate material, and the mounting portions 30 have screw holes. A nut (flat seat) 30A is formed in the front-rear direction, and one of the holes is an elongated hole 30B in the left-right direction, and the position can be adjusted when the oil cooler 22 is assembled in a vertical posture by bolt fastening means. It has become.
A belt-like shutter plate 31 made of a bent plate material is fixed to the rear edge of the support base 24 as a whole in the left-right direction width so as to prevent intrusion of dust, dust, sand, etc. into the engine room. An elastic shield 31A such as a weather strip is attached to the free end of the plate 31, and is in contact with the entire surface of the radiator device 19.
[0015]
The shutter plate 31 is made of punching metal, mesh sticking, or the like to prevent (capture) the entry of dust and the like, and it is also possible to take outside air into the engine room from below, as shown in FIG. In 3), reference numeral 29B denotes a horn mounting hole.
7 (1) and 7 (2), the detaching means 32 of the front grill 20 in the bonnet 10 is illustrated.
The detaching means 32 includes a mounting pin 33. The U-pin 33C is fixed to the flat head 33B of the straight pin 33A by welding, and the protruding end 33D of the pin 33C serves as a positioning portion. At the same time, a compression coil spring 33E is fitted over the straight pin 33A, and the protruding end 33D is urged to engage with the positioning and anti-rotation hole 34A.
[0016]
Insertion notches 34 for the straight pins 33A are formed on the left and right sides of the front surface of the bonnet 10 and on the left and right sides of the upper edge of the grill 20, and holes 34A are formed on both sides thereof, as shown in FIG. 7 (1). By rotating the pin 33 (see arrow A) and pulling it out against the spring 33E (see arrow B), the front grill 20 having the ventilation window structure 20A can be attached and detached. No damage to the paint film.
That is, when the front grill 20 is mounted, the protruding end 33D is engaged with the hole 34A by the force of the spring 33E, and from this state, the pin 33C is pulled out as indicated by arrow B, and the pin 33C is rotated as indicated by arrow A. This makes it possible to inspect the battery 21 and the like by removing the grille 20 with the pin 33C opposed to the notch 34, and preventing the coating film from being scratched while facilitating the installation and removal of the grille. It is.
[0017]
Referring to FIGS. 8 (1), (2), and (3), a method for exchanging elements in the air cleaner 23 is illustrated.
That is, in the tractor with a loader, in order to replace the air cleaner element, it is necessary to open / close the bonnet 10 or remove the side cover, and the loader L is lowered (the bucket is grounded in FIG. 8 (1)). It is very difficult to carry out at the same time, and when the loader L is lifted, there is a sense of anxiety because the replacement work becomes muffled.
[0018]
For this reason, in FIG. 8, a window 35 is formed on the side surface corresponding to the air cleaner 23, and an engagement pin 36 </ b> A and a set screw 36 </ b> B are attached to the lid 36 of the window 35.
That is, as shown in FIG. 8A, with the bucket 13 in a grounded state, the set screw 36B is loosened and the engaging pin 36A is disengaged as shown by the arrow in FIG. The first element 23A can be pulled out from the second element 23B through the window 35 as shown in FIG. 8 (3), and the assembling is a reverse procedure, and can be easily and quickly replaced without tools.
[0019]
【The invention's effect】
As described above in detail, according to the present invention, assembling and disassembling work can be efficiently performed using an engine auxiliary machine such as an oil cooler and an air cleaner as an assembly.
[Brief description of the drawings]
FIG. 1 is a side view of an engine room provided with a support device of the present invention.
FIG. 2 is a plan view of a support base.
FIG. 3 is a front view of a support base.
FIG. 4 is a side view of a support base.
FIG. 5 is a side view of a traveling work vehicle.
FIG. 6 is a plan view of a traveling work vehicle.
7 shows how to attach and detach the front grille, (1) is a perspective view when removed, and (2) is a side view when attached. FIG.
FIGS. 8A and 8B show a method of replacing the air cleaner, where (1) is a bucket grounding state, (2) is a lid removed state, and (3) is a cleaner element withdrawn state.
[Explanation of symbols]
1 traveling work vehicle 4 car body 21 battery 22 oil cooler 24 support stand

Claims (3)

In an engine accessory support device for a traveling work vehicle in which a battery (21) as an engine accessory is placed on a support base (24) fixed in a horizontal manner to the vehicle body (4),
A prop (28) is erected on the support base (24), and a cleaner mounting portion (29) for assembling an air cleaner (23) as an engine accessory is provided on the upper portion of the prop (28). cooler mounting portion for mounting the oil cooler (22) as auxiliary in vertical position (30), provided in the support base (24) and the cleaner attachment portion (29),
The cooler mounting portion (30) on the support base (24) side and the cooler mounting portion (30) on the cleaner mounting portion (29) side are separated from the support column (28) and face each other vertically. The lower portion of the oil cooler (22) is mounted on the cooler mounting portion (30) on the support base (24) side, and the oil cooler (22) is mounted on the cooler mounting portion (30) on the cleaner mounting portion (29) side. ) Is mounted on the upper side of the engine auxiliary machine support device for a traveling work vehicle.   The auxiliary engine support device according to claim 1 is disposed on the windward side of a suction radiator (19) provided on the front (front side) of the engine (E). Engine auxiliary equipment support device.   The support base (24) in the engine auxiliary machine support device according to claim 1 or 2 is integrally provided with a plate-like shutter plate (31) that prevents intrusion of dust, dust, and sand, and the shutter plate (31 ) Is an engine accessory support device for a traveling work vehicle, characterized in that it is bent in the thickness direction of the support base.

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