JPH06339303A - Riding electrically-operated type working car - Google Patents

Abstract

(57) [Summary] [Purpose] It is possible to transport tools and harvested goods without manual labor, and to change the sitting height of the worker according to the height of the work, improving work efficiency and (EN) Provided is a passenger electric work vehicle which has a reduced physical load, has a simple structure, and protects a drive device, a control box for operating the drive device, and traveling wheels, and has a high durability. [Structure] Traveling wheels 5 are rotatably attached to the lower surfaces of both ends in the longitudinal direction of a pair of left and right support frames 14 extending along the traveling direction, and an upper horizontal plane 4 is provided on the upper front surface of the support frame 14, The batteries 7 are attached to the upper surfaces of the rear portions, the seat portions 11 are provided above the batteries 7, and the step plate 22 also serving as a fender is provided above the traveling wheels 5 at the rear portion.
A drive unit 6 and a control box 12 for operating the drive unit 6 are installed at the bottom of the drive unit 4.

Description

Detailed Description of the Invention

[0001]

The present invention relates to planting, care, harvesting,
The present invention relates to a passenger electric work vehicle for efficiently performing agricultural work such as transportation.

[0002]

2. Description of the Related Art The applicant of the present invention has previously installed a chair capable of moving up and down on an electric traveling vehicle, and a passenger electric work vehicle in which a carriage is detachably connected to at least one of the front and rear of the traveling vehicle. Was proposed as Japanese Utility Model Application No. 4-77465.

[0003]

The first object of the present invention is to improve the above-mentioned conventional electric work vehicle so that tools, crops and the like can be easily carried without manual labor, and It is possible to change the sitting height of the worker according to the height, improve the work efficiency, reduce the physical burden on the worker, have a simple structure, and operate the drive device and the drive device. The purpose of the present invention is to provide a highly durable passenger electric work vehicle by protecting the control box and running wheels.

A second object of the present invention is to change the structure according to the contents of the work so that more work can be handled, and the work can be performed easily without the worker having to take an unreasonable posture. A third object of the present invention is to provide a passenger electric work vehicle that can travel straight even when traveling on a road surface in a poor condition between the ridges. To do. Further, a fourth purpose is to widen a horizontal plane on which the driver rides, so that work in a stopped state or work in a sideways direction can be facilitated, and a fifth purpose is to work at a higher position. An object of the present invention is to provide a passenger electric work vehicle capable of handling work.

[0005]

In order to achieve the above first object, the passenger electric work vehicle of the present invention has a pair of left and right supporting frames extending in parallel in the traveling direction of the machine body. Front and rear traveling wheels are rotatably attached to the lower surface, an upper horizontal surface is attached to the front upper surface of the support frame, a battery is attached to the rear upper surface of the support frame, and a seating portion is provided above the battery. A step plate that also serves as a fender is provided above the rear running wheels, and a drive device for driving the running wheels and a control box for operating the drive device are provided under the support frame.

In order to achieve the second object, it is possible to mount either a footrest portion suspended below the upper horizontal surface on the front and rear sides of a pair of left and right support frames and a luggage carrier portion having wheels. In order to achieve the third object, a pair of straight advancing wheels that incline upward inward are rotatably mounted on both sides of the tip of the footrest. Further, in order to achieve the fourth object, the stool is detachable, the battery is movable, and the battery mounting portion is detachably attached to the lower rear portion, and the battery is mounted on the battery mounting portion. In order to achieve the fifth object, a horizontal stand that is moved and placed, and that replaces the stool, can be mounted at a position slightly higher than the upper horizontal plane and extends backward from the support shaft.

[0007]

[Function] The front running wheel, the drive device and the control box for operating the drive device are covered and protected by the upper horizontal surface and the battery, and the upper part of the rear running wheel is covered by the step plate to protect the battery at the seating portion. Protect.

When carrying a load, a loading platform is attached to either the front or rear or both, and a load is placed on this loading platform, and when working at a high position, the stool is raised to a medium level. When working at height, lower the stool and then sit down on it.If you work at a lower position, sit on the upper horizontal surface and lean on the stool,
Remove the stool and sit on the upper horizontal surface, attach the foot rest and place your foot.

When a wide space is required for sideways work, the battery is moved onto the battery mounting portion mounted on the rear side, and the stool is removed.
Attach a horizontal base and add it to the horizontal part of the upper surface of the traveling vehicle to increase the area where the worker sits.

[0010]

Embodiments of the present invention will now be described in detail with reference to the drawings. As shown in FIGS. 1 and 2, a passenger electric work vehicle 1 includes an electric traveling vehicle 2 having a rectangular upper horizontal surface 4 and an end of the upper horizontal surface 4 on the upper rear surface of the traveling vehicle 2. It has a stool 11 that is detachably attached.

The traveling vehicle 2 has traveling wheels 5, 5 made of rubber tires or the like on the lower surfaces of both longitudinal ends of a pair of left and right support frames 14 made of square pipes or round pipes extending in parallel along the traveling direction. The upper horizontal surface 4 is attached to the upper surface of the front part of the support frame 14, and the lower surface of the upper horizontal surface 4 is provided with a drive device including a motor 6 for driving the traveling wheels 5 and 5, and a control box 12. , The control box 12
As shown in FIG. 3, a speed adjustment volume 13 and a forward / stop / reverse switch 16 are provided.

Further, a fixing tool 1 having insertion holes 15 formed at both end surfaces of the support frame 14 and formed of thumbscrews.
7 is mounted, and on the upper surface of the rear portion of the support frame 14, columns 10 of the sitting portion 11 or support legs 19 of a horizontal base 9 described later are detachably installed. Further, the motor 6 is connected to a foot switch 18 which can be opened or closed by stepping on one foot,
As shown in FIG. 7, the magnet 3 is provided on the rear surface of the foot switch 18.
5 is attached, and the foot switch 18 is attracted to an appropriate position of the riding electric work vehicle 1 through the magnet 35.
It can be carried by workers.

The stool 11 is provided with stretchable columns 10 at the four corners of the lower surface of the seat 20, and the columns 1 are provided on both left and right sides.
A step plate 22 for mounting a foot, which also serves as a fender, is installed between the middle parts of 0 to cover the upper part of the traveling wheel 5 at the rear part.
When the stool 11 is attached to the upper surface of the rear part facing the upper horizontal surface 4, the battery 7 serving as the power source of the motor 6 is installed under the seat 20 such as the motor 6 attached to the lower surface of the support frame 14. It is housed so as to cover the drive device and placed on the rear upper surface of the support frame 14,
The seat 20 can be moved up and down by changing the length of the column 10.

As shown in FIG. 3, the footrest 8 detachably attached to the lower front and rear surfaces of the traveling vehicle 2 is composed of a horizontal plate having substantially the same width as the upper horizontal surface 4, and has an end facing the traveling vehicle 2. A pair of suspension shafts 23 are erected on the upper surface of the rim with a space therebetween, and the upper ends of the suspension shafts 23 are bent in the direction of the upper horizontal plane 4 to form insertion portions 26. And this insertion part 2
6 is inserted into the insertion openings 15 of the left and right support frames 14 and the fixing tool 17 is tightened so that the traveling vehicle 2 can be attached to the lower part of either of the front and rear surfaces thereof.

When the passenger electric work vehicle 1 travels in the valley portion between the ridges, the condition of the road surface at the valley bottom, the valley width,
Since it may be difficult to go straight depending on the degree of curvature of the valley, the inclination of the side wall of the valley, etc., as shown in FIGS.
Straight-moving auxiliary wheels 40 are attached to both sides of the tip end of each. In order to mount the straight advancement wheels 40, a square pipe 36 having three pin insertion holes 38 vertically formed at both ends is attached to the tip surface of the footrest portion 8 with hexagon bolts 37. , The pin 4 inserted into any of the pin insertion holes 38
A pair of left and right overhanging shafts 39 are attached by projecting in the longitudinal direction via 1, and a straight auxiliary wheel 40 that inclines upward inward is rotatably attached to the tip of the overhanging shaft 39.

Then, as shown in FIG.
Since 0 travels in contact with the wall surface of the valley, the passenger electric work vehicle 1 can travel straight even if there is a factor that impedes the travel on the road surface where the traveling wheels 5, 5 contact. Also, the overhanging shaft 3
By changing the pin insertion hole 38 in which 9 is attached, the distance between the left and right straight auxiliary wheels 40 can be changed according to the valley width.

If necessary, a pipe 27 having an auxiliary wheel 28 rotatably mounted at the lower end may be inserted into the other insertion opening 15 of the support frame 14 to stabilize the traveling vehicle 2. it can.

Instead of the foot rest section 8, the luggage carrier section 3 which is detachably connected to the front or rear of the traveling vehicle 2 or both.
8 and 9, has a pair of left and right frame pipes 29 mounted on the extension of the support frame 14, and an upper surface of the frame pipe 29 has a plurality of load receiving shafts 30 along the width direction.
Are attached at intervals, a luggage restraint wall 42 is laid between the upper surfaces of the tips of the frame pipes 29, and wheels 31 are rotatably attached to the lower ends of the tips of the cargo bed section 3. In addition, the loading platform 3 is configured so that the base end portions of the frame pipes 29 are respectively supported by the support frame
By being inserted into the insertion opening 15 of No. 4 and being fixed by the fixture 17, it is attached to either or both of the front and rear of the traveling vehicle 2.

As shown in FIG. 10, the horizontal mount 9 mounted on the traveling vehicle 2 in place of the stool 11 is attached to the left and right support frames 14 on the lower surface of the front end of the horizontal plate 32 which is slightly longer than the upper horizontal plane 4. A support leg 19 that is detachably attached is provided, and by engaging the support leg 19 with a portion of the stool 11 where the support column 10 was attached, the support leg 19 is moved to a position slightly higher than the upper horizontal surface 4 toward the rear of the support frame 14. It is attached so as to project. Further, when mounting the horizontal base 2, the wheels 31a (see FIG.
4) is mounted, the battery 7 is mounted on the battery mounting part 33, and the upper part of the battery mounting part 33 and the battery 7 is covered by a horizontal base 9 that projects rearward. There is.

Next, a method of using the riding electric worker 1 will be described. When performing work at a low position such as planting and maintenance, as shown in FIG. 11, the stool 11 is mounted on the upper rear surface of the traveling vehicle 2, and the worker sits on the upper horizontal surface 4 to support the stanchion 10 of the stool 11. Lean on.

Further, as shown in FIG. 12, when the foot rest portion 8 is mounted on the front portion of the traveling vehicle 2 and the foot is placed on the foot rest portion 8, the burden on the legs is released, and the traveling vehicle is used when carrying luggage. The loading platform 3 is attached to the rear part of the device 2, and a load 24 such as a harvest basket is placed on the loading shaft 30. Further, as shown in FIG.
It is also possible to place one foot on the footrest portion 8 and the other foot on the upper horizontal surface 4 to perform the work in a lateral direction.

When a wide area is required depending on the work content and the physique of the operator, the stool 11 is removed as shown in FIG. 14, and the horizontal base 9 is attached instead to move the seat part rearward from the upper horizontal plane 4. And work on the upper horizontal surface 4 and the horizontal plate 32 of the horizontal base 9 while sitting. Also,
As shown in FIG. 15, it is also possible to sit sideways on the upper horizontal surface 4 and the horizontal plate 32 to work, but in this case, the footrest portion 8 is unnecessary, so this is removed, and instead the cargo bed portion 3 is replaced. You can also wear.

When carrying out work at a moderate height such as harvesting and care, as shown in FIG. 16, the seat 2 of the stool 11 is seated.
Sit at 0 and put the foot on the upper horizontal surface 4, but as shown in FIG. 17, attach the foot rest 8 to the rear part of the traveling vehicle 2, straddle the seat 20 of the stool 11 and place one foot on the upper horizontal surface. It is also possible to place the foot of the person on the foot rest 8 and work sideways. It should be noted that, if necessary, the footrest portion 8 may be removed when the luggage carrier portion 3 is mounted before and after the traveling vehicle 2 and the foot is placed on the step plate 22.

When performing work at a high position, as shown in FIG. 18, the prop 10 of the stool 11 is extended to seat the seat 2.
0 is raised and the person sits on it to place the foot on the upper horizontal surface 4, or as shown in FIG. 19, the person sits sideways on the seat 20 and places the foot on the step plate 22 or the upper horizontal surface 4. If rubber tires without lugs are used as the running wheels, the risk of cutting the roots of crops extending to the running target part of the valley between the ridges is reduced, and the roots are less likely to be damaged.

[0025]

In the passenger electric work vehicle of the present invention, the traveling wheels are rotatably attached to the lower surfaces of the pair of left and right support frames arranged along the traveling direction in the longitudinal direction. An upper horizontal surface is attached to the front upper surface, a battery is attached to the rear upper surface of the support frame, a stool is provided above the battery, a step plate also serving as a fender is provided above the rear running wheels, and a lower portion of the support frame is provided. Since it is equipped with a drive unit and a control box for operating the drive unit, it is possible to work while moving without walking with a person sitting on the upper horizontal surface or the stool, whether sitting on the upper horizontal surface or on the stool. The working height can be changed with the use of an operator, there is no need to take an unreasonable posture, and the operator's body is not burdened. The chassis and running wheels are covered and protected by the upper horizontal surface, the battery and the step plate, and the battery is also covered and protected by the stool, which greatly improves durability and the support frame is aligned with the direction of travel of the aircraft. Although it has a simple structure to be installed, it is organic as a structural member having various functions such as a pedestal function, a step plate and a stool supporting function, a drive device mounting function, and an accessory mounting function before and after a traveling vehicle. Can be used for various purposes.

Further, if it is possible to mount either the footrest portion suspended below the upper horizontal surface in the front and rear or the loading platform portion having wheels, by mounting these parts according to the work content, the foot can be mounted. The added load is reduced and the luggage can be transported more easily, and the work becomes easier.By installing straight auxiliary wheels that incline upward inward on both ends of the footrest, the passenger electric work vehicle can be When traveling in the valley, it is possible to easily go straight even if the condition of the road surface with which the traveling wheels come into contact is poor.

Further, if the battery is moved and placed on the battery mounting portion connected to the lower rear portion, and a horizontal base projecting to the rear can be attached instead of the stool portion, a work with a wide horizontal base and an upper horizontal surface can be performed. If the table is configured and is suitable for sideways work and the like, and the stool can be raised and lowered, work at a higher position can be performed without difficulty, and further various work contents can be dealt with.

[Brief description of drawings]

FIG. 1 is a side view of a prototype of a passenger electric work vehicle showing an embodiment of the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is a perspective view of a passenger electric working vehicle showing an embodiment of the present invention when a footrest portion is attached.

FIG. 4 is a plan view of a passenger electric work vehicle equipped with another footrest.

5 is a side view of FIG.

6 is a front view of FIG.

FIG. 7: Side view of foot switch

FIG. 8 is a side view of the passenger electric work vehicle according to the embodiment of the present invention when the luggage carrier is attached.

9 is a plan view of FIG.

FIG. 10 is a perspective view of the riding electric working vehicle showing the embodiment of the present invention when the horizontal base, the battery mounting portion and the footrest portion are mounted.

FIG. 11 is a side view showing a first example of use of the passenger electric work vehicle of the present invention.

FIG. 12 is a side view showing a second use example of the passenger electric work vehicle of the present invention.

FIG. 13 is a side view showing a third example of use of the passenger electric work vehicle of the present invention.

FIG. 14 is a side view showing a fourth use example of the passenger electric work vehicle according to the present invention.

FIG. 15 is a side view showing a fifth example of use of the passenger electric work vehicle of the present invention.

FIG. 16 is a side view showing a sixth example of use of the passenger electric work vehicle of the present invention.

FIG. 17 is a side view showing a seventh example of use of the passenger electric work vehicle of the present invention.

FIG. 18 is a side view showing an eighth example of use of the passenger electric work vehicle according to the present invention.

FIG. 19 is a side view showing a ninth use example of the passenger electric work vehicle of the present invention.

[Explanation of symbols]

 1 Passenger electric work vehicle 2 Traveling vehicle 3 Loading platform 4 Upper horizontal plane 5 Traveling wheel 6 Motor 7 Battery 8 Foot rest 9 Horizontal platform 10 Posts 11 Sit 12 Control box 13 Speed adjustment volume 14 Support frame 15 Insertion opening 16 16 Forward -Stop / reverse switch 17 Fixture 18 Foot switch 19 Support leg 20 Seat 22 Step plate 23 Suspended shaft 24 Loaded object 26 Insertion part 27 Pipe 28 Auxiliary wheel 29 Frame pipe 30 Load receiving shaft 31, 31a Wheel 32 Horizontal plate 33 Battery placement Part 35 Magnet 36 Square pipe 37 Square bolt 38 Pin insertion hole 39 Overhang shaft 40 Straight auxiliary wheel 41 Pin 42 Luggage restraint wall

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tomoaki Takeuchi 447-1 Fukuda, Fukusaki-cho, Kanzaki-gun, Hyogo Prefecture Fukushin Electric Co., Ltd. (72) Yoshio Okada 447-1 Fukuda, Fukusaki-cho, Kanzaki-gun, Hyogo Prefecture Electric Machinery Co., Ltd. (72) Inventor Noboru Muramatsu 447-1 Fukuda, Fukusaki-cho, Kanzaki-gun, Hyogo Prefecture Fukushin Electric Co., Ltd.

Claims (5)

[Claims] 1. A front and rear running wheels are rotatably attached to the lower surfaces of both longitudinal ends of a pair of left and right support frames extending in parallel along the traveling direction of the machine body, and an upper horizontal surface is provided on the front upper surface of the support frame. The batteries are attached to the upper surface of the rear portion of the support frame, the stool is provided above the battery, the step plate also serving as a fender is provided above the rear running wheels, and the running wheels are provided below the supporting frame. An electric work vehicle for passenger use, comprising a drive device for driving a vehicle and a control box for operating the drive device. 2. A passenger electric work vehicle according to claim 1, wherein one of a footrest portion suspended below an upper horizontal surface and a luggage carrier portion having wheels can be mounted in front of and behind the pair of left and right support frames. . 3. A passenger electric work vehicle according to claim 2, wherein a pair of straight-ahead auxiliary wheels inclined upward inward are rotatably mounted on both sides of the front end portion of the footrest portion. 4. A stool is detachable, a battery is movable, a battery mounting part is detachably attached to a lower rear portion, and the battery is movably mounted on the battery mounting part. The passenger electric work vehicle according to any one of claims 1 to 3, wherein a horizontal base protruding rearward from the support frame can be mounted at a position slightly higher than the upper horizontal surface instead of the portion. 5. The passenger electric work vehicle according to claim 1, wherein the stool portion can be moved up and down.