JP3515862B2 - Slope work vehicle - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a slope work vehicle used when working on a slope using a hydraulic machine or the like.

[0002]

2. Description of the Related Art Conventionally, when drilling or the like using a hydraulic machine on a slope, a scaffold is installed on the slope and the scaffold is used to carry the hydraulic machine to a slope part for working.

[0003]

The conventional work on the slope has the drawback that the work is troublesome and time consuming because the scaffold is installed on the slope, and the cost is high. Further, since the hydraulic machine is carried by using the scaffold installed on the slope, the work is difficult and there is a drawback that it is difficult.

In view of the above-mentioned conventional drawbacks, the present invention has been made.
An object of the present invention is to provide a slope work vehicle that can be safely and easily moved on the slope and can safely, efficiently and easily perform work using a hydraulic machine.

The above and other objects and novel features of the present invention will become more fully apparent when the following description is read in view of the accompanying drawings. However, the drawings are only for explanation and do not limit the technical scope of the present invention.

[0006]

In order to achieve the above object, the present invention provides a vehicle body, a work table pivotally supported by a rear portion of the vehicle body at a portion near a front portion thereof so as to rotate upward. A workbench rotation device for rotating the rear part of the workbench upward, at least one winch attached to the vehicle body for holding the vehicle body on a slope, and outward from both side surfaces of the vehicle body A pair of wheel supports mounted so as to slide, a wheel support moving device for slidingly moving the pair of wheel supports, and a front and rear part of the pair of wheel supports protruding in the front-rear direction and extending in the vertical direction. Four wheel support arms, each of which has a wheel attached to its tip end that is attached to rotate, and the pair of wheel supports that rotate the four wheel support arms in the vertical direction, respectively. Four
A slope working vehicle is configured by a wheel supporting arm rotating device and a wheel driving device that drives either one or both of a front portion and a rear portion of wheels mounted on the four wheel supporting arms. There is.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail below with reference to the embodiments shown in the drawings.

In the first embodiment of the present invention shown in FIGS. 1 to 10, reference numeral 1 is a vehicle body, and the vehicle body 1 is made of a steel material and is firmly formed.

A portion of the vehicle body 1 near the front portion is pivotally supported by a pivot pin 4 on bearing members 3 and 3 fixed so as to project upward on both sides of the front portion of the vehicle body 1, and a rear portion thereof pivots upward. The worktable 2 is a workbench that can be made to work, and the workbench 2 is formed by welding and fixing a steel plate 6 to a frame 5 made of steel, and the workbench main body 7 is provided with a workbench main body 7 on the lower side on both sides near the front. A bearing member 8 protruding and pivotally supported by the pivot pin 4;
8 and a fence 9 that covers the upper outer peripheral portion of the workbench main body 7.
It consists of and.

Reference numeral 10 denotes a workbench rotating device for rotating the rear part of the workbench 2 upward. The workbench rotating device 10 has pivot pins 11 and 11 at its lower end on both sides of the rear part of the vehicle body 1. And a pair of push-up links 14 whose central portions are pivotally supported by pivot pins 13, 13 on the lower surfaces of both side portions in the center of the work table 2 and whose upper ends are pivotally supported by pivot pins 12, 12. 1
4 and one end of which is pivotally supported by the pivot pin 4 and the other end of which is the lower link member 14 of the pair of push-up links 14, 14.
a, 14a, a pair of hydraulic cylinders 16, 16 for a work table rotating device pivotally supported by pivot pins 15, 15
It consists of and.

Reference numerals 17 and 17 denote winch hydraulic motors 18 installed at the rear portion of the vehicle body 1 so as to project rearward.
The left and right winches that can rotate the drums 19 and 19 respectively with the left and right winches 17 and 17
Is attached to the fixing pins 21 and 21 at the upper position of the slope using the wires 20 and 20 wound around the drums 19 and 19 of the winches 17 and 17, so that the vehicle body 1
Used to hold the.

Reference numerals 22 and 22 denote a pair of wheel supports mounted so as to slide outward from both side surfaces of the vehicle body 1. The pair of wheel supports 22 and 22 are located near the front and rear portions of the vehicle body 1. Guide tubes 23, 23, 2 fixed to the part
Support body 24, 24, 24, 24 mounted slidably on 3, 23, and support body 24, 2
4, 24, 24 are formed of connecting bars 25, 25, both ends of which are fixed to the end portions of the left and right portions.

Reference numerals 26, 26, 26, 26 denote support bodies 24, 24, 24, 24 of the pair of wheel supports 22, 22.
Is a wheel support moving device for slidingly moving the wheel support moving device 26, 26, 26, 26 having one end fixed to the vehicle body 1 and the other end being the support body 24, 24, 2.
It is composed of a hydraulic cylinder pivotally supported at 4 and 24.

Reference numerals 27, 27, 27, 27 project from the front and rear ends of the connecting bars 25, 25 of the pair of wheel supports 22, 22 in the front-rear direction, and pivot pins 28 so as to rotate in the vertical direction. , 28, 28, 28 mounted on the wheel support arm via the front wheel support arm 27,
Wheels 29, 29 are attached to the front end of 27, and wheels 29, 29 driven by wheel hydraulic motors 30, 30 are attached to the front ends of rear wheel support arms 27, 27. In addition, the wheel support arms 27, 27, 2
7, 27 are hydraulic cylinders 31, 31, 3 for wheel supporting arms attached to the front and rear ends of the connecting bars 25, 25.
1, 31 are attached so as to rotate in the vertical direction.

Reference numeral 32 is a hydraulic pump installed in the vehicle body 1, and the hydraulic pump 32 is configured to be driven by an engine 33 installed in the vehicle body 1.

A battery 34 and a fuel tank 35 for operating the engine 33 are installed on the workbench 2, and a hydraulic oil tank 36 for supplying hydraulic oil to the hydraulic pump 32 is installed.

Reference numerals 37 and 37 denote a pair of vehicle body locking devices attached to the front portion of the vehicle body 1.
7, 37 are pivot pins 3 on the front part of the vehicle body 1 excluding the central part.
Fixed arm 3 rotatably attached via 8, 38
9, 39 and one end for rotating the fixed arms 39, 39 is pivotally supported by the vehicle body 1, and the other end is fixed arms 39, 39.
Hydraulic cylinders 40, 4 for fixed arms pivotally supported by 39
0, and fixed lock pieces 41 and 41 fixed so as to protrude downward near the tip of the fixed arms 39 and 39,
Movable lock pieces 42, 42 slidably attached to the fixed arms 39, 39, and the movable lock piece 4
It is configured with movable lock piece hydraulic cylinders 43, 43 for slidingly moving 2, 42.

Reference numeral 44 denotes a swing boom mounted on the upper front portion of the workbench 2 so as to rotate in the front-rear direction and the left-right direction.
The swing boom 44 is for a support stand 47 that is rotatably attached by a pivot pin 46 to a mount stand 45 that projects to the upper front of the workbench 2, and for a support stand that rotates the support stand 47 in the front-back direction. The hydraulic cylinder 48 and the support 47
And a swing boom main body 51 attached via a rotation mechanism 50 using a hydraulic motor 49 for a support that rotates in the left-right direction.

Reference numeral 52 is a hole forming device for forming holes in a lattice frame 53 formed on a slope selectively attached to the tip of the swing boom 44, and a guide shell 54 attached to the swing boom 44. This guide shell 54
And a hydraulic drifter 55 attached to the.

The pair of work table rotating device hydraulic cylinders 16 and 16 of the work table rotating device 10 and the winch hydraulic motors 18 and 1 of the left and right winches 17 and 17, respectively.
8, wheel support moving device 26, 26, 26, 26, wheel hydraulic motors 30, 30, wheel supporting arm hydraulic cylinders 31, 31, 31, 31, fixed arm hydraulic cylinders 40, 40, movable lock pieces Hydraulic cylinder 4
3, 43, the support stand hydraulic cylinder 48, the support stand hydraulic motor 49, and the hydraulic drifter 55 are arranged so that the hydraulic pressure from the hydraulic pump 32 driven by the engine 33 is supplied thereto.

The slope work vehicle 56 having the above-described structure can drive the wheel hydraulic motors 30, 30 to rotate the wheels 29, 29 and travel in the front-rear direction. At this time, the distance between the left and right wheels 29, 29 and 29, 29 can be changed by operating the wheel support moving devices 26, 26, 26, 26, and the wheel support arm hydraulic cylinders 31, 31, 31, The vehicle body 1 can be adjusted to an arbitrary height by the operation of 31.

When working on the slope 57, the wires 20, 20 of the left and right winches 17, 17 are attached to the fixing pins 21, 21 at the upper position of the slope 57 to be worked.
While the 20 is being wound, the wheels 29, 29 are driven to rise on the lattice frame 53 formed on the slope 57. At this time, the work table rotating device hydraulic cylinders 16 and 16 are operated so that the work table 2 is located on the inclined surface of the slope 57 so that the work table 2 can be easily operated.

When the working arm is lifted up, the fixed arm hydraulic cylinders 40, 40 and the movable lock piece hydraulic cylinders 43, 43 are actuated, and a pair of vehicle bodies are attached to the horizontal bars 53a of the lattice frame 53 formed on the slope. Lock device 3
The body 1 is fixed with 7, 37. In this state, the punching device 52 is operated to form the holes 58 at the intersections of the lattice frame 53.

Next, different embodiments of the present invention shown in FIGS. 11 to 25 and a slope work vehicle considered by the inventor of the present invention will be described. In addition, in these descriptions, the same components as those of the first embodiment of the present invention will be denoted by the same reference numerals and redundant description will be omitted.

The second embodiment of the present invention shown in FIGS. 11 to 13 is mainly different from the first embodiment of the present invention in that one end is formed on the bottom surface near the front and rear portions of the vehicle body 1.
Pivotally supported by pivot pins 59, 59, 59, 59, respectively
The wheel 2 is attached to the tip end of which the other end projects outward from the other side surface.
Hydraulic cylinder for wheels to which 9, 29, 29, 29 are attached
Dar 60, 60, 60, 60 and the hydraulic cylinder for this wheel
The other end of the dur 60, 60, 60, 60 and the vehicle body
No. 1 hydraulic cylinder for wheels mounted on the front and rear side surfaces
-60, 60, 60, 60 are each rotated to turn the vehicle body 1
The hydraulic system for height adjustment that can adjust the height of the
With the arrangement of the linders 61, 61, 61, 61, the width dimension of the wheels 29, 29, 29, 29 can be adjusted arbitrarily even with this configuration, and the height dimension of the vehicle body 1 can also be adjusted. Slope work vehicle 56A that can be adjusted arbitrarily
You can

The third embodiment of the present invention shown in FIGS. 14 to 16 is different from the first embodiment of the present invention mainly in that the tip end portions of the wheel support arms 27, 27, 27, 27 are different. Hydraulic motors for wheels 30, 30, 3 respectively
Even if the all-wheel drive slope work vehicle 56B configured as described above is provided in that the wheels 29, 29, 29, 29 driven by 0 and 30 are installed, it is the same as the first embodiment of the present invention. Similar effects can be obtained, and traveling can be performed more efficiently.

The fourth embodiment of the present invention shown in FIGS. 17 to 19 is mainly different from the first embodiment of the present invention in that the mounting plate 62 at the center of the rear portion of the vehicle body 1 is pivoted. A central leg member 64 rotatably attached by a support pin 63,
A wheel 65 rotatably attached to the tip of the central leg member 64, and a wheel 65 that is inserted into a locking hole 64a of the central leg member 64 that locks the central leg member 64 in an upright state and engages with the mounting plate 62. A portion from a tip end portion of the central leg member 64 that is locked with an engaging metal fitting 66 that is stopped and an engaging tool 67 that is attached to the vehicle body 1 that holds the central leg member 64 in a rotationally housed state when not in use. The sloped work vehicle 56C having the central wheel 68 installed in this way has the point that the central wheel 68 used for direction change or the like including the locking piece 64b attached to the vehicle is installed in the first aspect of the present invention. It is possible to obtain the same effects as those of the embodiment described above, and to perform efficient direction change and movement by using the central wheel 68. In the fourth embodiment, even if the center wheel 68 is installed at the center of the front part of the vehicle body 1, the same effect can be obtained.

The fifth embodiment of the present invention shown in FIGS. 20 to 22 is mainly different from the fourth embodiment of the present invention in that the wheel support arms on both sides of the central wheel 68 and the wheels. The slope work vehicle 56D configured in this way is also configured in such a manner that the vehicle body 1 is supported by three wheels, namely, the front wheels 29, 29 and the central wheel 68 at the rear central portion, which are not installed. The same effect as that of the fourth embodiment can be obtained. In the fifth embodiment, the central wheel 68 is arranged in the front center of the vehicle body 1 and the wheels 29, 29 are arranged on both rear sides of the vehicle body 1 to obtain the same effect.

23 to 25, the slope working vehicle considered by the inventor of the present application is mainly different from the first embodiment of the present invention in that the wheel supports 22, 2 are provided on both sides of the vehicle body 1.
The slope work vehicle 56E configured as described above may be used in that the 2 is fixedly installed. In this case, the wheel support arms 27, 27, 27, 27 may be directly attached to both sides of the vehicle body 1 by pivot pins.

The above-described embodiments of the present invention and the slope work vehicle considered by the inventor of the present invention have been described in which the punching device 52 is installed on the work table 2 for use, but the present invention is not limited to this. It is possible to install and use work machines that perform various slopes. In addition, in each of the embodiments of the present invention and the slope work vehicle considered by the inventor of the present application, description is made of the case where the left and right winches are provided to hold the vehicle body on the slope, but the invention is not limited to this. The winch may be attached to the vehicle body. Further, in each of the embodiments of the present invention and the slope work vehicle considered by the present inventor, front and rear wheels 29, 2
The 9, 29, 29 may be directly movable in the vertical direction by a hydraulic cylinder or the like.

[0031]

As is apparent from the above description, the following effects can be obtained in the present invention.

(1) A vehicle body, a workbench pivotally supported at a portion near the front of the vehicle body so that a rear part thereof rotates upward, and a workbench rotation for rotating a rear part of the workbench upward. Device,
At least one winch attached to the vehicle body for holding the vehicle body on a slope, a pair of wheel supports attached so as to slide outward from both side surfaces of the vehicle body, and a pair of the wheel supports. And a wheel support moving device for slidingly moving the wheel support, and wheels are attached to front and rear portions of the pair of wheel supports, which are attached to the front and rear portions so as to rotate in the vertical direction. Four wheel support arms, four wheel support arm rotating devices attached to the pair of wheel supports that rotate the four wheel support arms in the vertical direction, and the four wheel supports. Since it is composed of a wheel drive device that drives either one or both of the front part and the rear part of the wheels attached to the arm, at least one winch can be used to safely slope the slope. You can row, and can be safely carried out the work is stopped at a predetermined position.

(2) Since the width dimensions of the left and right wheels can be arbitrarily changed by the above (1), it is possible to reliably travel on the slopes of various dimensions formed on the slope. Therefore, even if the size of the slope is different depending on the site, smooth and stable running can always be obtained without derailing from the slope, and work can be performed efficiently and safely.

(3) According to the above (1), the height dimension of the vehicle body can be adjusted to an arbitrary height dimension by the operation of the wheel support arm rotating device so that the vehicle body can be used in an optimum state, and The height dimension can be changed arbitrarily, and the four wheels can be reliably supported on the slope even in the uneven portion.

(4) Since the workbench can be rotated by the above (1), the workbench can be used in a state in which work can be performed safely. Therefore, the work can be performed safely on the workbench.

(5) Claims 2, 3, 4, and 5 also have the above (1).
The same effect as (4) can be obtained.

[Brief description of drawings]

FIG. 1 is a side view of a first embodiment of the present invention.

FIG. 2 is a plan view of the first embodiment of the present invention.

FIG. 3 is a front view of the first embodiment of the present invention.

FIG. 4 is an operation explanatory diagram of the workbench according to the first embodiment of the present invention.

FIG. 5 is an operation explanatory view of the wheel support body according to the first embodiment of the present invention.

FIG. 6 is an operation explanatory view of the wheels according to the first embodiment of the present invention.

FIG. 7 is an explanatory diagram of a vehicle body lock device according to the first embodiment of this invention.

FIG. 8 is an explanatory diagram of a locked state of the vehicle body lock device according to the first embodiment of the present invention.

FIG. 9 is a side view of a working state according to the first embodiment of this invention.

FIG. 10 is an explanatory diagram of a working state according to the first embodiment of this invention.

FIG. 11 is a side view of the second embodiment of the present invention.

FIG. 12 is a plan view of the second embodiment of the present invention.

FIG. 13 is a front view of the second embodiment of the present invention.

FIG. 14 is a side view of the third embodiment of the present invention.

FIG. 15 is a front view of the third embodiment of the present invention.

FIG. 16 is an explanatory diagram of a working state according to the third embodiment of this invention.

FIG. 17 is a side view of the fourth embodiment of the present invention.

FIG. 18 is a front view of the fourth embodiment of the present invention.

FIG. 19 is an explanatory diagram of a central wheel according to a fourth embodiment of the present invention.

FIG. 20 is a side view of the fifth embodiment of the present invention.

FIG. 21 is a front view of the fifth embodiment of the present invention.

FIG. 22 is an explanatory diagram of a working state according to the fifth embodiment of this invention.

FIG. 23 is a side view of a slope work vehicle considered by the inventor of the present application.

FIG. 24 is a plan view of a slope work vehicle considered by the inventor of the present application.

FIG. 25 is a front view of a slope work vehicle considered by the inventor of the present application.

[Explanation of symbols]

1: Vehicle body, 2: Workbench, 3: Bearing member, 4: Pivot pin, 5: Frame, 6: Steel plate, 7: Workbench main body, 8: Bearing member, 9: Fence, 10: Workbench rotating device , 11: pivot pin, 12: pivot pin, 13: pivot pin, 14: push-up link, 15: pivot pin, 16: hydraulic cylinder for work platform turning device, 17: winch, 18: hydraulic pressure for winch Motor, 19: Drum, 20: Wire, 21: Fixing pin, 22: Wheel support, 23: Guide cylinder, 24: Support body, 25: Connection bar, 26: Wheel support moving device, 27: Wheel support arm , 28: pivot pin, 29: wheel, 30: hydraulic motor for wheel, 31: hydraulic cylinder for wheel support arm, 32: hydraulic pump, 33: engine, 34: battery, 35: fuel tank, 36: hydraulic oil , 37: vehicle body locking device, 38: pivot pin, 39: fixed arm, 40: hydraulic cylinder for fixed arm, 41: fixed lock piece, 42: movable lock piece, 43: hydraulic cylinder for movable lock piece, 44: Swing boom, 45: mounting base, 46: pivot pin, 47: support base, 48: hydraulic cylinder for support base, 49: hydraulic motor for support base, 50: turning mechanism, 51: swing boom body, 52: hole Dawning device, 53: Lattice frame, 54: Guide shell, 55: Hydraulic drifter, 56, 56A to 56E: Slope work vehicle, 57: Slope, 58: Hole, 59: Pivot pin, 60: Hydraulic cylinder for wheel , 61: Hydraulic cylinder for height adjustment.

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Reference JP-A-7-187029 (JP, A) JP-A-7-61380 (JP, A) JP-A-8-104494 (JP, A) JP-A-7- 69598 (JP, A) JP 56-93927 (JP, A) JP 8-142936 (JP, A) JP 5-139343 (JP, A) JP 6-156142 (JP, A) JP-A-8-152237 (JP, A) Actual development 1-123705 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) B60P 3/00-3/30

Claims (4)

(57) [Claims] 1. A vehicle body 1, and a workbench 2 pivotally supported at a portion near the front portion of the vehicle body 1 so that a rear portion thereof rotates upward.
A work table rotating device 10 for rotating the rear part of the work table 2 upward, and at least one winch 17 for holding the vehicle body 1 mounted on the vehicle body 1 on a slope,
A pair of wheel supports 22 mounted so as to slide outward from both side surfaces of the vehicle body 1, and a wheel support moving device 2 for slidingly moving the pair of wheel supports 22.
6 and four wheel support arms 27 having wheels 29 attached to the front and rear portions of the pair of wheel supports 22 which are attached to the front and rear portions of the pair of wheel supports 22 so as to rotate in the vertical direction. The four wheel support arm hydraulic cylinders 31 are mounted on the pair of wheel supports 22 for rotating the four wheel support arms 27 in the vertical direction, and the four wheel support arms 27 are mounted on the four wheel support arms 27. A slope work vehicle comprising a wheel hydraulic motor 30 for driving either one or both of a front portion and a rear portion of the wheel 29. 2. A vehicle body 1, and a workbench 2 pivotally supported at a portion near the front portion of the vehicle body 1 so that a rear portion thereof rotates upward.
A work table rotating device 10 for rotating the rear part of the work table 2 upward, and at least one winch 17 for holding the vehicle body 1 mounted on the vehicle body 1 on a slope,
One end is provided on the bottom surface near the side surface of the front and rear part of the vehicle body 1, respectively.
It is pivotally supported by a pivot pin 59, and the other end is outward from the other side surface.
4 wheels with wheels 29 attached to the tip protruding inward
Hydraulic cylinder 60 and hydraulic cylinders for these four wheels
On the side of the front and rear parts of the vehicle body 1 near the other end of the dar 60
The four hydraulic cylinders 6 for the wheels respectively attached
Rotate 0 to adjust the height of car body 1 arbitrarily
4 hydraulic cylinders 61 for height adjustment,
Attached to the tip of the hydraulic cylinder 60 for the four wheels
Either the front or the rear of the wheel 29
Alternatively slope work vehicle, wherein the wheel hydraulic motor 30 for driving both or <br/> Ranaru it. 3. A vehicle body 1, and a workbench 2 pivotally supported at a portion near the front portion of the vehicle body 1 so that a rear portion thereof rotates upward.
A work table rotating device 10 for rotating the rear part of the work table 2 upward, a hydraulic oil tank 36 installed on the work table 2,
A battery 34 and a fuel tank 35, a hydraulic pump 32 installed on the workbench 2 or the vehicle body 1 and an engine 33 for driving the hydraulic pump, and the vehicle body 1 attached to the vehicle body 1 are held on a slope. Right and left winches 17, a pair of wheel supports 22 mounted so as to slide outward from both side surfaces of the vehicle body 1, and a wheel support moving device for slidingly moving the pair of wheel supports 22. 26, four wheel support arms 27 each having a wheel 29 attached to the front and rear portions of the pair of wheel support members 22 that are attached to the front and rear portions and are attached so as to rotate in the vertical direction. The pair of wheel supports 2 for rotating each of the four wheel support arms 27 in the vertical direction.
Hydraulic cylinder for four wheel support arms mounted on 2
-31 and a wheel hydraulic motor 30 for driving either one or both of the front part and the rear part of the wheels 29 attached to the four wheel support arms 27. . 4. A vehicle body 1, and a workbench 2 pivotally supported at a portion near the front portion of the vehicle body 1 so that a rear portion thereof rotates upward.
A work table rotating device 10 for rotating the rear part of the work table 2 upward, and at least one winch 17 for holding the vehicle body 1 mounted on the vehicle body 1 on a slope,
Two wheel supports 22 mounted on one of the front and rear parts of the vehicle body 1 so as to slide outward from both side surfaces, and a wheel support move for slidingly moving the two wheel supports 22. Device 26 and the two wheel supports 2
Two wheel support arms 27 each having a wheel 29 attached to the tip end of the two wheel support arms 27 attached to the tip ends of the two wheel support arms 27, and the two wheel support arms 27 are moved or rotated in the vertical direction. The wheel support 2 to be moved
Hydraulic pressure for two wheel support arms, each mounted on 2
Wheel hydraulic motor 3 for driving a cylinder 31 and a wheel 29 attached to the two wheel support arms 27.
0, and a central wheel 68 having a wheel 65 attached to a tip end portion attached to the vehicle body 1 at the center of the front and rear portions on the side opposite to the portion where the two wheel supports 22 are installed. Slope work vehicle.