JPH08108754A - Refueling tank mounting device of tractor - Google Patents

Abstract

PURPOSE: To provide a refueling tank mounting device of a tractor which is constructed simply economically without providing an obstacle when not in use. CONSTITUTION: A pair of left and right opposed parts 20a are interconnected in the front ends by folding a rod member to be formed into an approximately U-shaped form as viewed in a plane, while a mounting part 20 capable of mounting a fuel supply tank 18 is provided. A pair of inserting holes through which both opposed parts 20a of the mounting part 20 are inserted from the front are formed in a reinforcing part 16b of a step 16 to receive both opposed parts 20a in the lower surface side of a tread part 16a of the step 16, while supported parts supported by the step 16 are extended rear-ward from the respective opposed parts 20a so that the mounting part 20 is held approximately horizontally while both opposed parts 20a are projected out of the inserting holes.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refueling tank mounting device for a tractor.

[0002]

2. Description of the Related Art Some tractors are equipped with a fuel tank on the upper rear side of the bonnet, and this fuel tank is refueled from a refueling port provided on the upper part to reduce labor. Therefore, there is a tractor equipped with a mounting device for mounting a refueling tank.

An example of this fuel supply tank mounting device is disclosed in Japanese Utility Model Laid-Open No. 56-59452. In this device, a mounting frame is erected on the upper part of the windbreak plate provided in the front side area of the control device, and a mounting table is pivotally mounted on the upper part of this mounting frame, and the mounting table is rearward from the upper part of the mounting frame. The posture can be freely changed between the projecting use posture and the non-use posture in which the mounting table is along the back surface of the mounting frame. Furthermore, when the mounting table is in the using posture, the state is maintained, and when the mounting table is in the non-using posture. ,
It has a link mechanism that can be folded to allow it.

[0004]

In the above-mentioned conventional one, the structure is complicated, the manufacturing is troublesome, and the cost is high. Further, although it is folded when not in use, it is located above the windbreak plate, which causes a problem of visibility or getting in and out of the vehicle. Therefore, in view of the above problems, it is an object of the present invention to provide a tractor refueling tank mounting device that has a simple structure, is inexpensive, and does not become an obstacle when not in use.

[0005]

[Means for Solving the Problems] The technical means according to claim 1 taken by the present invention to achieve the above object is a vehicle body 1
In a tractor including a step 16 projecting laterally from the front end side of the step 16 and a reinforcing portion 16b extending downward from the front edge of the tread surface portion 16a of the step 16, a pair of left and right facing portions is provided. The reinforcing portion 1 of step 16 is provided with a mounting portion 20 that is formed into a substantially U shape in plan view by connecting the front end portions of the fuel supply tanks 20a and on which the fuel supply tank 18 can be mounted.
6b is formed with a pair of insertion holes 22 through which both facing portions 20a of the mounting portion 20 are inserted from the front, so that both facing portions 20a can be stored on the lower surface side of the tread surface portion 16a of the step 16 In the state where the portion 20a is projected from the insertion hole 22, the supported portion 21 supported by the step 16 is extended rearward from each facing portion 20a so as to hold the mounting portion 20 in a substantially horizontal state. .

The technical means according to claim 2 further comprises a step 16 projecting laterally from the vehicle body 1, and the step 16 is provided on the front end side thereof so as to extend downward from the front edge of the tread portion 16a of the step 16. Step 1 with the reinforced portion 16b
In the tractor in which the windbreak plate 17 is erected at the front end of the tread portion 16a of 6, the left and right insertion holes 22 formed in the reinforcing portion 16b of the step 16 can be inserted and stored on the lower surface side of the tread portion 16a of the step 16. And the insertion hole 22
A pair of left and right supported portions 34 supported so as to be held in a substantially horizontal state in a state of protruding from the front end portions of the windshield plates 17 and extending upward from the front end portions of the respective supported portions 34. The pair of left and right leg portions 33 located at the right side and the front end portions of the pair of left and right facing portions 20a extending forward from the upper ends of the leg portions 33 are connected to each other to be formed in a substantially U-shape in a plan view and a fuel supply tank. A mounting table 19 having a mounting portion 20 on which 18 can be mounted is provided.

Further, the technical means according to claim 3 is provided with an oil supply port 9 in an upper portion of the fuel tank 8 arranged in the bonnet 7, and the oil is supplied through an opening 10 formed on the upper surface side of the bonnet 7. In the tractor, the pair of front and rear facing portions 20a arranged on the upper side of the bonnet 7 are connected to the outer ends in the left-right direction to form a substantially U-shape in plan view, and the fuel supply tank 18 is mounted on the tractor. Possible mounting part 20
And a hooking portion 35 extending from the end portion of each facing portion 20a on the inner side in the left-right direction and hooked on the edge portion of the opening 10 on the upper surface side of the bonnet 7, and a mounting portion that abuts the side surface of the bonnet 7. Two
The mounting table 19 is provided with a support portion 37 for restricting downward swing of 0.

Further, the technical means according to claim 4 further comprises a step 16 projecting laterally from the vehicle body 1, and in the tractor in which a windbreak plate 17 is erected at a front end portion of the step 16, the windbreak plate is provided. The mounting portion 20 is formed in a U-shape so as to extend along the left and right side edges and the upper edge of the mounting portion 17, and the mounting portion 20 is located at the end of the left and right facing portions 20 a of the mounting portion 20 from the windbreak plate 17. The mounting position is attached to and supported on the lower end side of the windbreak plate 17 so that the posture can be freely changed between a projecting use posture and a non-use posture in which the mounting portion 20 is positioned along the edge of the windbreak plate 17. It is in.

[0009]

According to the first aspect of the present invention, when the fuel is supplied to the fuel tank of the tractor, the mounting portion 20 is moved to the step 16
The reinforcing portion 16b is projected from the insertion hole 22, and the fuel supply tank is mounted on the mounting portion 20 to refuel. When refueling is completed, the fuel supply tank is lowered from the mounting portion 20, and the mounting portion 20 is stored on the lower surface side of the tread portion 16a of step 16.

According to the second aspect of the present invention, the supported portion 34 is housed on the lower surface side of the tread surface portion 16a of the step 16, and the stowed leg portion 33 and the mounting portion 20 are located on the front surface side of the windbreak plate 17,
It doesn't get in the way. According to the third aspect of the present invention, when refueling, the hooking portion 35 of the mounting table 19 is hooked on the edge portion of the opening 10 on the upper surface side of the bonnet 7, and the support portion 37 is brought into contact with the side surface of the bonnet 7. As a result, the fuel supply tank can be placed on the placing section 20, and after refueling, the placing table 19 is removed and stored in a storage place such as the tool box or the lower surface of the step.

According to the fourth aspect of the present invention, when the fuel supply tank is placed, the placing portion 20 is in a use posture in which the placing portion 20 is projected forward from the windbreak plate 17, and after the refueling, the placing portion 20 is protected against wind. The non-use posture is located along the edge of the plate 17.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 5 show a first embodiment. In FIGS. 1 and 2, reference numeral 1 denotes a vehicle body of a tractor, engine 2
The flywheel housing 3 and the transmission case 4 having a clutch, a transmission, and the like are directly connected to each other. Further, 5 is a front wheel, 6 is a rear wheel, and 7 is a hood that covers the engine 2, the fuel tank 8, the radiator, the battery and the like. Fuel tank 8 is bonnet 7
It is arranged on the upper side of the inner rear part and has a fuel filler port 9 provided at the upper part thereof, and an opening 10 corresponding to the fuel filler port 9 is formed on the top plate of the bonnet 7. The opening 10 can be opened and closed by a lid 11. Is blocked.

A steering device 12 is provided at the rear of the bonnet 7, a driver's seat 13 is arranged behind the steering device 12, rear wheel fenders 14 are provided on both left and right sides of the driver's seat 13, and rear left and right wheel fenders are provided. 14 are connected by a floor sheet 15 made of a steel plate that covers the transmission case 4 from above. Steps 16 are provided on the left and right sides of both sides of the transmission case 3 so as to project the sideways from the transmission case 3 when the driver sits on the footboard and the seat when getting on and off. Has been. This step 1
6 is formed of a plate material such as a steel plate, and is composed of a tread surface portion 16a and reinforcing portions 16b and 16c extending downward from the front edge and the outer edge of the tread surface portion 16a by bending. It is attached and fixed to the side surface of the transmission case 3 via the.

The step 16 is formed independently or integrally with the floor sheet 15. A windbreak plate 17 is erected at the front end of the step 16, and the windbreak plate 17 is composed of a metal frame 17a and a glass plate 17b fitted in the frame 17a.

Further, in step 16, a mounting table 19 is mounted, which is a mounting location of the fuel supply tank 18 when refueling the fuel tank 8. This table 19
As shown in FIGS. 3 and 4, the bar is formed by bending a bar material such as a pipe or a solid round bar. The pair of left and right facing parts 20a facing each other and these facing parts 20a are formed. And a connecting portion 20b for connecting the front ends of the fuel tank and the connecting portion 20b. The middle portion of the connecting portion 20b of the mounting portion 20 in the left-right direction is bent so as to project forward.

Further, the left and right facing portions 20 of the mounting portion 20 are described.
A supported part 21 is integrally extended axially rearward from the rear end of a. The supported part 21 has a pair of left and right insertion holes 22 formed in the front part of the reinforcing part 16b of the step 16. The through-holes 24 formed in the pair of left and right supporting members 23 fixedly attached to the lower surface of the tread portion 16a are inserted through the front side, and the facing portion 20a of the mounting portion 20 is inserted into the step 1
6 It is supported so that it can move back and forth from the lower surface side. A stopper ring 25 is attached to the end of the supported portion 21 to prevent it from coming off.

In the above-mentioned structure, as shown in the figure, the mounting portion 20 is in the use posture when it projects from the step 16,
At this time, the supported portion 21 has the insertion hole 2 in the front portion of the reinforcing portion 16b.
The mounting portion 20 is held in a substantially horizontal state by being supported by the peripheral edge of 2 and the peripheral edge of the through hole 24 of the support member 23. The fuel supply tank 18 is mounted on the mounting portion 20 and fuel is supplied to the fuel tank 8 by a battery pump or a manual pump.

After refueling, the facing portion 20a of the mounting portion 20 is pushed into the lower surface side of the step 16 so that most of the mounting table 19 is accommodated in the lower surface side of the step 16 and becomes an obstacle. Never. Further, when the mounting table 20 is used, the connecting portion 20b is gripped and the facing portion 20a is pulled out from the lower surface side of the step 16.
Since the middle part of 0b is projected, it is easy to grip.

Further, since the mounting table 20 of the above-mentioned embodiment is formed in a U-shape from a bar material, it has the following merits as compared with the mounting table composed of a plate material. That is,
Although there is a base plate such as an accelerator pedal that is attached and supported on the lower surface of the step, it is difficult to avoid this with a plate material, but it can be easily avoided with the structure of the above embodiment. Further, in the plate material, the insertion hole formed in the front portion of the reinforcing portion of the step becomes large and the strength of the step is greatly reduced, but in the structure of the above-mentioned embodiment, the strength of the step is much reduced. Absent.

At the rear portion of the tractor body 1, a two-pillar type lops 26 is provided. As shown in FIG. 5, the left and right end portions of the lops 26 are provided on the left and right rear axle cases 27, respectively.
It is inserted into a column 28 which is welded and fixed to a stand upright, and is fixed and fixed by a fixing tool 29 composed of bolts and nuts. Further, the fixing tool 29 causes the rear portion of the rear wheel fender 14 to have a vibration-proof rubber. It is fixed through 30.

A plate 31 is welded and fixed to each of the columns 28, and a mount rubber 32 is attached or fixed on the plate 31 and is used as a support base for mounting a cabin. FIG. 6 shows a second embodiment, and the mounting table 19 includes a mounting portion 20 having a substantially U-shaped plan view, a leg portion 33, and a supported portion 34, which are substantially the same as those in the first embodiment. It is formed by bending.

A pair of left and right supported portions 34 are provided, which are inserted from the front into the insertion holes 22 of the reinforcing portion 16b of step 16, and have the same structure as the supported portion 21 and the facing portion 20a of the first embodiment. It is supported and can freely move in and out of step 16. The legs 33 are the left and right supported parts 3
4 is integrally extended upward from the front end of the windshield 4, and is located on the front left and right sides of the windbreak plate 17.

The mounting portion 20 is formed by connecting the front end portions of a pair of left and right facing portions 20a extending forward from the upper ends of the leg portions 33 with a connecting portion 20b, and the front upper end of the windbreak plate 17. Located on the side. 7 and 8 show a third embodiment,
The mounting table 19 includes a mounting portion 20 that is substantially U-shaped in plan view similar to that of the first embodiment. This mounting portion 20 has an open side at the upper end of the bonnet 7 and to the side of the refueling opening 10. The opening 1
The front and rear facing portions 2 of the mounting portion 20 are positioned so as to face 0.
A hook-shaped hooking portion 35 hooked on the edge of the opening 10 is integrally extended from the inner end of the opening 0a in the axial direction.

The opposing portion 20a of the mounting portion 20 is provided with a U-shaped support portion which is interposed between the opposing portion 20a and the side surface of the bonnet 7 to restrict downward swinging of the mounting portion 20. The end of 37 is attached. This support part 37
Is made of the same rod material as the mounting portion 20, and the bonnet 7
An anti-scratch material 38 made of rubber or the like is fixed to the portion abutting the side surface in order to prevent damage to the bonnet 7.

In this embodiment, the fuel tank 8 is tilted to refuel the fuel tank 8. Further, the mounting table 19 is removed when not in use and stored in the tool box or the lower surface of the step 16. At this time, the support portion 37 is rotated to the hook portion 35 side so as to be compact. It is pivotally attached to the facing portion 20a so as to move and follow the hooking portion 35.

The support portion 37 is hooked to the hook portion 35.
In order to hold the support portion 37 in a state in which the support portion 37 is kept along with, a spring that is unstablely switched is provided so as to apply a frictional force to the pivot portion or to hold the support portion 37 in the use posture and the non-use posture. 9 and 10 show a fourth embodiment, in which the mounting portion 20 is positioned below the upper surface of the bonnet 7 and to the side of the refueling opening 10 such that the open side faces the opening 10. From the end of the facing portion 20a, the bonnet 7
A support part 37 that abuts on the side surface of the support part 20 and restricts the downward swing of the mounting part 20 is integrally extended upward, and from the upper end of the support part 39, the same pulling as in the third embodiment is performed. Hanging part 3
5 is integrally extended. Further, a scratch-proof material 38 made of rubber or the like is fixed to a portion of the support portion 35 that abuts the side surface of the bonnet 7 in order to prevent damage to the bonnet 7.

The mounting table 19 is also removed when not in use and stored in the tool box or the lower surface of the step 16.
In addition, in this embodiment, as compared with the third embodiment, the mounting portion 20 is slightly lower and the position of the fuel supply tank 18 is lower, so that when the fuel is first supplied, the third embodiment is performed. It has an advantage that it can be easily tilted as compared with a high position as in the example.

FIG. 11 shows a fifth embodiment, in which the mounting table 19 is formed in a U shape similar to that of the first embodiment, and the opposing intervals of the opposing portions 20a of the mounting portion 20 are the width of the windshield 17 in the lateral direction. The length of the opposing portion 20a and the supported portion 21 is equal to the height of the windbreak plate 17, and the end of the supported portion 21 has The lower end of the front side is pivotally attached to both left and right sides so as to be rotatable around left and right axes.

At the upper end of the front side of step 16, in order to contact the supported portion 21 to regulate the downward rotation of the mounting portion 20, and to keep the mounting portion 20 in a horizontal state, The backing plate 39 is fixed. In this embodiment, when not in use, the mounting table 19 is rotated upwards,
The windshield 17 is placed along the frame 17a of the windshield 17, and in order to maintain this state, the upper end of the windshield 17 has a connecting portion 2
There is provided a fastening member 40 which is detachably engaged with 0b.

[0030]

According to the structure of the present invention, there is an advantage that the structure can be simplified and can be provided at a low cost, and it does not become an obstacle when not in use.

[Brief description of drawings]

FIG. 1 is a perspective view of a fuel supply tank placement device according to a first embodiment.

FIG. 2 is a side view of the tractor according to the first embodiment.

FIG. 3 is a plan sectional view of a main part according to the first embodiment.

FIG. 4 is a side sectional view of a main part according to the first embodiment.

FIG. 5 is a rear view of the tractor.

FIG. 6 is a perspective view of a fuel supply tank placement device according to a second embodiment.

FIG. 7 is a perspective view of a fuel supply tank placement device according to a third embodiment.

FIG. 8 is a front sectional view of a fuel supply tank mounting device according to a third embodiment.

FIG. 9 is a perspective view of a fuel supply tank placement device according to a fourth embodiment.

FIG. 10 is a front sectional view of a fuel supply tank placement device according to a fourth embodiment.

FIG. 11 is a perspective view of a fuel supply tank placement device according to a fifth embodiment.

[Explanation of symbols]

 1 Car Body 7 Bonnet 8 Fuel Tank 9 Refueling Port 10 Opening 16 Step 16a Tread 16b Reinforcement 17 Windbreak Plate 18 Fuel Supply Tank 19 Mounting Table 20 Mounting 20a Opposing 34 Supported part 36 Leg 35 Hooking 37 Support Department

Claims (4)

[Claims] 1. A step (16) protruding laterally from a vehicle body (1) is provided, and a step (16) is provided at a front end side thereof and extends downward from a front edge of a tread (16a) of the step (16). In a tractor provided with a reinforcing portion (16b) provided, the front end portions of a pair of left and right facing portions (20a) are connected to each other to be formed in a substantially U shape in a plan view, and a fuel supply tank (18) can be placed on the tractor. The mounting portion (20) is provided, and both of the opposing portions (20) of the mounting portion (20) are provided at the step (16, the reinforcing portion (16b)).
A pair of insertion holes (22) for inserting a) from the front is formed so that both facing parts (20a) can be housed on the lower surface side of the tread surface part (16a) of the step (16), and both facing parts (20a) can be stored. In a state where 20a) is projected from the insertion hole (22), the supported portion (21) supported by the step (16) so as to hold the mounting portion (20) in a substantially horizontal state is provided in each facing portion (2).
0a) extending rearward from the refueling tank mounting device of the tractor. 2. A step (16) projecting laterally from the vehicle body (1) is provided, and the step (16) has a front end side extending downward from a front edge of a tread (16a) of the step (16). In the tractor having the stiffened reinforcement portion (16b) and the wind shield (17) standing on the front end of the tread portion (16a) of the step (16), the left and right sides formed in the reinforcement portion (16b) of the step (16) It can be housed on the lower surface side of the tread surface portion (16a) of the step (16) by being inserted through the pair of insertion holes (22), and is held substantially horizontally while protruding from the insertion hole (22). A pair of left and right supported parts (34) supported by the left and right sides of the windbreak plate (17), which extend upward from the front end of each of the supported parts (34). Legs (33) and extend forward from the top of each leg (33). Fuel supply tank with by connecting a front end portion is formed in plan view substantially C-shaped pair of opposed portions (20a) (1
8) A mounting table (1) provided with a mounting part (20) on which the
9) The tractor refueling tank mounting device characterized by being provided. 3. A fuel tank (8) arranged in the bonnet (7) is provided with an oil supply port (9) at an upper portion thereof, and fuel is supplied through an opening (10) formed on an upper surface side of the bonnet (7). In the tractor, a pair of front and rear facing portions (20a) arranged on the lateral upper side of the bonnet (7) are connected to the outer ends in the left-right direction, and are formed in a substantially U-shape in a plan view. (18)
And a bonnet (7) extending from the left and right inner ends of the facing portions (20a) on which the
Hooking part (3) that is hooked to the edge of the opening (10) on the upper surface side.
5) and the side of the bonnet (7) in contact with the mounting portion (2
0) The mounting table (19) provided with the support part (37) which controls downward rocking | fluctuation, The fuel supply tank mounting apparatus of the tractor characterized by the above-mentioned. 4. A tractor comprising a step (16) projecting laterally from a vehicle body (1), and a windbreak plate (17) provided upright at a front end portion of the step (16), wherein the windbreak plate (17) is A placing portion (20) formed in a U shape along the left right side edge and the upper edge is provided, and the end portions of the left and right facing portions (20a) of the placing portion (20) are attached to the placing portion (2
0) is a posture in which it is projected forward from the windbreak plate (17), and a posture can be freely changed to a non-use posture in which the placing portion (20) is positioned along the edge of the windbreak plate (17). A device for mounting a refueling tank of a tractor, wherein the device is mounted and supported on the lower end side of the windbreak plate (17).