JP2003260971A - Telescopic sliding type slope for transporting vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily mount a slope for allowing an alighting and boarding vehicle to alight from and board an in-and-out part of a transporting vehicle by making the long slope compact by contracting the slope and storing the slope into a lower side of the in-and-out part of the transporting vehicle. <P>SOLUTION: This slope 1 arranged to be inclined between the in-and-out part 1b of the transporting vehicle a and a road surface having a difference in level and used as a passage when the alighting and boarding vehicle alights from and boards the transporting vehicle a is constituted to be telescopic slidable. A storing part 3 to store the slope 1 as contracted is provided on the lower side of the in-and-out part b of the transporting vehicle a. An elevating/lowering device 4 is provided to lift up/down an upper end side of the slope 1 stored in the storing part 3 to the in-and-out part b on an upper side. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a wheelchair,
Used when a boarding / alighting vehicle such as a cart, a forklift truck, or an automobile gets in or out of a transportation vehicle such as an automobile, a truck, or a container vehicle, and is placed so as to be inclined between the entrance / exit portion of the vehicle and the stepped road surface. The present invention relates to a telescopic slide type slope for a transportation vehicle.

[0002]

2. Description of the Related Art Conventionally, for example, a wagon or a forklift truck as an entry / exit vehicle is generally used for unloading work or loading work of a truck carrier as a transport vehicle. The floor height of the truck bed is 1 above the road surface.
Since it is located about m high, a slope with a gentle slope is installed to eliminate the step around 1 m. Carts and forklift trucks travel on the slopes of this slope, and the floor surface gets in and out of the truck bed from the road surface for unloading work and loading work. Further, when, for example, an automobile as a boarding / alighting vehicle is placed on or lowered from a truck carrier as a transportation vehicle, the floor height of the inside of the truck carrier is about 1 m higher than the road surface. A slope having a gentle slope is installed in order to eliminate a step of about 1 m, and a vehicle, for example, as a boarding / alighting vehicle is loaded or unloaded using the slope. In addition, sick people cannot get on and off while sitting in a wheelchair, for example, as a boarding / alighting vehicle, because there is a step when getting on and off a car as a transporting vehicle. I'm getting on and off.

[0003]

However, when there is a step of about 1 m, the length of the slope needs to be about 6 m, and when carrying a slope of about 6 m, a large special vehicle is required. Also, when installing or removing this, a large crane is also required, therefore
When the conventional slope is used, there are problems such as high cost. Also, as mentioned above, sick people who use wheelchairs cannot get on and off while sitting in a wheelchair as a boarding / alighting vehicle because they have steps when getting in and out of a car as a transportation vehicle. There is a demand for an automobile as a transportation vehicle equipped with a slope that allows passengers to get on and off with the assistance of a person, and to get on and off while staying in a wheelchair as a getting on and off vehicle at a step.

The present invention was made in view of the above problems and was devised to solve the problems. The purpose of the present invention is to shrink a long slope to make it compact, and to move in / out a transport vehicle. It is an object of the present invention to provide a telescopic slide type slope for a transportation vehicle, which can be stored in the lower part of the section and can easily mount a slope for getting on and off a vehicle for entry and exit of the transportation vehicle.

[0005]

In order to achieve the above object, the invention of claim 1 is arranged so as to be inclined between the entrance / exit portion of a transportation vehicle and a road surface having a step, and to the transportation vehicle. The slope used as a passage for getting on and off a vehicle is configured to be telescopically slidable, and a storage part for storing the slope when retracted is provided below the entrance of the transport vehicle, and the upper end of the slope in the storage part And a means for contracting the slope toward the transportation vehicle and providing an elevating device for elevating the upper and lower parts of the slope.

Further, the invention of claim 2 is arranged so as to be inclined between the entrance / exit portion of the transportation vehicle and the road surface having a step, and is used as a passage when the vehicle gets in and out of the transportation vehicle. Is composed of multiple panels,
Slide guides are provided at the left and right sides of the panel toward the front and back, and the inner spacing between the left and right slide guides of the panel is set to be slightly larger than the outer spacing between the left and right slide guides of the adjacent front panel. Engages the front panel adjacent to the inside of the left and right slide guides so that it can be stacked vertically, and engages in the slide guide of the rear panel adjacent to the rear end of the left and right widthwise ends of the panel. A transport vehicle is provided with a storage portion that has protruding pins and is configured such that adjacent panels can extend and contract freely within a range in which the engagement pins are engaged in the slide guide, and that stores the vertically stacked panels when contracted. A lifting device is provided below the loading / unloading part of the vehicle, and the upper end of the slope in the storage part is lifted to the loading / unloading part of the upper part.The lifting device is composed of an arm and a cylinder device, and one end of the arm is transported. It is rotatably connected to the vehicle body, the tip side of the arm is rotatably connected to the panel that is the upper end side of the slope when in use, and the tip side of the piston of the cylinder device is rotatably connected to the arm. It comprises means for rotatably connecting the base end side of the cylinder device to the main body of the transportation vehicle and contracting the slope toward the transportation vehicle.

Here, as a preferred embodiment of claim 2,
The panel is provided with columns that rotate downward around the upper end to support the panel during use.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, the present invention will be described more specifically based on the embodiments of the invention shown in the drawings. Here, FIG. 1 is a side view of a telescopic slide-type slope for a transportation vehicle at the maximum extension, FIG. 2 is a side view of a telescopic-slide type slope for a transportation vehicle at the time of contraction, and FIG. 3A is a maximum extension of a plurality of panels. FIG. 3B is a side view of the plurality of panels in the most extended state, and FIG. 3C is a side view of the plurality of panels stacked.

In the figure, a telescopic slide-type slope 1 for a transportation vehicle is arranged so as to be inclined between an entrance / exit portion b of a transportation vehicle a such as an automobile, a truck or a container vehicle and a stepped road surface. On the other hand, it is a slidable road that is used as a passage for getting on and off a vehicle such as a wheelchair, a cart, a forklift truck, and an automobile, and is configured to be slidable.

Telescopic slide type slope 1 for transport vehicle a
Is composed of a plurality of panels 2-1, 2-2, ... 2-6 connected linearly. The slope 1 has a total length of about 6 m and a height on the upper end side of the slope of about 1 m, and has a gentle slope of about 1: 6.

In this embodiment, the telescopic slide-type slope 1 for a transportation vehicle is composed of six panels 2. When the telescopic slide-type slope 1 for a transportation vehicle is extended most, the six panels 2 are connected in a straight line, and when the telescopic slide-type slope 1 for a transportation vehicle is contracted, the six panels 2 are vertically stacked. There is.

Each of the panels 2 has a rectangular shape whose width is larger than the lengthwise direction, and the panel on the rear side when expanded is wider than the panel on the front side immediately before. The telescopic slide-type slope 1 for a transport vehicle has a structure in which the front panel 2 is stacked and accommodated on the wide rear panel 2 and is contracted. Each panel 2
Has a road surface width wider than the vehicle width of a boarding vehicle traveling on it. For example, the road surface width is about 2 m.

Each panel 2 is composed of a frame 21 forming the frame of the panel and a steel mesh 22 attached to the surface of the frame 21. Also the frontmost panel 2-
Slide guides 23 are formed on both width ends of the remaining panels 2-2, ... 2-6 except for 1. Also,
Remaining panels 2-1 except the last panel 2-6 ...
An engaging pin 24 is provided at the rear end of both width ends of 2-5.

A frame 21 which forms the frame of the panel 2.
Is a width frame 21a which is arranged at both width ends in the front-rear direction with a space left and right, and a front frame 21b and a rear frame 2 which are arranged in the width direction with a space left and right.
1c, left and right width frames 21a and front and rear front frames 2
It is composed of a plurality of internal frames 21d arranged in the front-rear direction inside the 1b and the rear frame 21c.

A rectangular frame is formed by the left and right width frames 21a and the front and rear front frames 21b and rear frames 21c. The plurality of internal frames 21d arranged inside the rectangular frame are not arranged at the center but three symmetrically arranged on the left and right sides slightly apart from the center. The left and right inner frames 21d have a function of supporting a wheel portion of a boarding / alighting vehicle traveling on the panel 2.

Remaining panels 2 except the frontmost panel 2-1
-2, ..., 2-6, the front end side upper surfaces of the left and right width frames 21a are inclined obliquely downward toward the front. In addition, the remaining panels 2-1 except the last panel 2-6.
···················· 2-5, the lower surface of the rear frame 21c is inclined obliquely upward and backward.

When the telescopic slide-type slope 1 for a transportation vehicle is fully extended, the inclined lower surface of the rear frame 21c of the front panel 2 and the inclined upper surface of the rear frame 21a of the rear panel 2 on the front end side move up and down. By overlapping, the upper surface of the front panel 2 and the upper surface of the rear panel 2 are flush with each other.

Left and right width frames 21a, front and rear front frames 21b and rear frames 21c, and the inner frame 2
On the upper surface of the panel 2 composed of 1d, the steel mesh 2
2 is attached. The steel mesh 22 is made of steel net-shaped, for example, expanded metal, and has a strength sufficient to support the weight of a boarding / alighting vehicle traveling on the net.

The slide guides 23 formed on both width end portions of the remaining panels 2-2, ... 2-6 except the frontmost panel 2-1 have the front panel 2 rearwardly rearward panel 2 when contracted. It guides so as to be smoothly accommodated inside, and guides the front panel 2 in the rear panel 2 so as to be smoothly extended forward when extended.

The dimension between the inner sides of both slide guides 23 formed on the left and right sides of each rear panel 2 is slightly larger than the dimension between the outer sides of both slide guides 23 formed on the right side of the adjacent front panel 2. The two slide guides 23 of each front panel 2 are surely inserted inside the two slide guides 23 of the adjacent rear panel 2.

The left and right slide guides 23 are formed on the outer ends of the double-width frame 21a. The slide guide 23 is the width frame 21 of the adjacent front panel 2.
The engaging pin 24 is provided at the rear end of the outer end of a so as to be guided outward, and is configured by, for example, a long groove or a long hole. Engaging pin 24 of adjacent front panel 2
Is relatively movable in the front-back direction within the slide guide 23 of the rear panel 2.

The front portion of the slide guide 23 is inclined obliquely downward toward the front, the portions other than the front portion inclined downward are horizontal, and the horizontal rear end is the panel 2.
Extends to the rear end position. The front and rear ends of the slide guide 23 are stoppers, and the slide guide 2
By engaging the engaging pin 24 in 3 with the front end, each panel 2
Is in the most expanded state, and the engagement pin 24 in the slide guide 23 comes into contact with the rear end, so that each panel 2 is in the most contracted state.

The front and rear panels 2 adjacent to each other in this manner are adjacent to the rear slide slides on the rear side where the engaging pins 24 projecting from the rear end of the outer end of the left and right frame 21a of the front panel 2 are adjacent. By engaging with 23, they are connected in a straight line and do not come off, and they can be contracted and stacked one on top of the other. That is, the engagement pin 2
By the engagement of the slide guide 23 with the slide guide 23, the telescopic slide-type slope 1 for a transportation vehicle can telescopically slide.

Posts 25 are attached to the remaining panels 2-2, ... 2-6 except the frontmost panel 2-1. The columns 25 are attached to both sides of the front side of the panel 2. Each support column 25 supports each panel 2 when the panel 2 is in the most extended state and is used.
The lower end of is grounded on the road surface.

Each of the columns 25 has a different length depending on the panel 2 to be attached, and is shortened toward the front. The upper ends of the columns 25 are rotatably connected to the front side surfaces of the left and right inner frames 21d of the panels 2 by connecting pins 25a, and the columns 25 are connected to the upper ends of the panels 2 when the panel 2 contracts. Is rotated upwards about and is stored in the space between the left and right inner frames 21d. Further, the columns 25 housed in the space between the inner frames 21d are stopped by locking pins (not shown) so as not to protrude downward.

The front frame 21b of the frontmost panel 2-1
When using the telescopic slide type slope 1 for transport vehicles,
It is the part that touches the road surface, and the bottom surface that touches the road surface inclines diagonally upward toward the front so that the vehicle can get on and off the front panel 2-1 smoothly when touching the road surface. Then, it is formed so that there is almost no step.

In the front frame 21b of the rear panel 2 which partially overlaps with the rear frame 21c of the front panel 2 in a tilted state, concave locking grooves 26 are formed so as to face each other. By inserting locking members (not shown) into the locking grooves 26 that face each other, it is possible to prevent each panel 2 from moving in the contracting direction due to vibration of the boarding / alighting vehicle when the telescopic slide slope 1 for transport vehicle is used. Block.

At the entrance / exit b of the transport vehicle a, for example, in the case of a truck, below the rear end of the truck bed for raising and lowering the load, the panel 2 contracted when the telescopic slide slope 1 for transport vehicle is not in use is placed vertically. A storage unit 3 is provided for storing in a stacked state. The storage unit 3 includes a pedestal 31 on which the vertically stacked panels 2 are placed, and a plurality of suspension girders 32 that hang and support the pedestal 31 on the lower portion of the rear end side of the truck carrier.

In the elevating device 4, the rear end of the rearmost panel 2-6, which is the uppermost end of the telescopic slide slope 1 for a transport vehicle on the pedestal 31 of the storage part 3, has the rear end of the rear end panel 2-6 located above the storage part 3.
The last panel 2 at the height of the entrance / exit b.
A device for lowering the rear end of -6 onto the pedestal 31 of the storage part 3 below the entrance / exit part b, and comprises an arm 41 and a cylinder device 42.

One end of the arm 41 is vertically rotatably connected to the main body of the transportation vehicle a above the storage portion 3 by a pivot pin 41a, and the tip side is pivotally supported by the side face of the rearmost panel 2-6. It is connected so that it can rotate up and down. In addition, the arm 41 is bent in the extension direction of the panel 2 at two locations from one end side toward the tip side.

By rotating the arm 41 forward and backward, the rearmost panel 2-6 is moved up and down. That is, in the figure, the arm 41 rotates clockwise around the pivot pin 41a to raise the rearmost panel 2-6, and rotates counterclockwise around the pivot pin 41a. The structure is such that the last panel 2-6 is lowered.

The cylinder device 42 has its piston 42a.
Is a drive source for rotating the arm 41 forward and backward about the pivot pin 41a by expansion and contraction of the piston 42 that expands and contracts.
The tip of a is connected to the arm 41 at the bent portion closer to the pivot pin 41a by a connecting pin 42b so as to be rotatable in the vertical direction. The cylinder device 42 is arranged in a substantially horizontal shape above the storage portion 3, and the piston 42 a is arranged so as to expand and contract in the extension direction of the panel 2. Piston 4
The base end side opposite to 2a is vertically rotatably connected to the main body of the transportation vehicle a by a connecting pin 42c.

In the cylinder device 42, when the piston 42a extends, the arm 41 rotates clockwise around the pivot pin 41a to raise the rearmost panel 2-6, and the piston 42a contracts to cause the arm 41 to contract. Is pivot pin 4
Rotate counterclockwise around 1a and the last panel 2
-6 is lowered.

Next, the operation based on the configuration of the embodiment of the present invention will be described below. When using the telescopic slide-type slope 1 for a transport vehicle, a method of raising each of the overlapping panels 2 in the storage part 3 to the height of the entrance / exit part b of the transport vehicle a and then extending and pulling out the panel 2 and the storage part. Each of the overlapping panels 2 in 3 is pulled out and extended, and then the rearmost panel 2-6 is moved in and out of the transport vehicle a.
There is a way to raise it to the height of.

In the case of the method of raising the panels 2 to be overlapped first, the elevating device 4 is operated to extend the piston 42a of the contracting cylinder device 42. The extending piston 42a presses the arm 41, the tip of which is pin-connected, in the extending direction of the panel 2. The pressed arm 41 rotates clockwise around the pivot pin 41a. The rearmost panel 2-6 at the lowermost position of each panel 2 that is overlapped is connected to the tip of the arm 41 that rotates clockwise, and the tip of the arm 41 moves to the lower position when the arm 41 rotates clockwise. To rise to the upper position.

Each of the overlapping panels 2 is connected to the tip of the ascending arm 41 through the rearmost panel 2-6, whereby each of the overlapping panels 2 is elevated to the height of the entrance / exit portion b of the transport vehicle a. To do. Then, when the rearmost panel 2-6 at the lowermost position of the overlapping panels 2 rises to the height of the entrance / exit portion b of the transport vehicle a, the expansion of the piston 42a of the cylinder device 42 is stopped.

After stopping the elevating device 4, each panel 2 is overlaid.
When the foremost panel 2-1 at the uppermost position is pulled out, the foremost panel 2-1 advances diagonally forward due to its own weight, and then the next panel 2 following the foremost panel 2-1.
-2 is drawn out, and thereafter, by the same operation, it is drawn out one after another, and from the last panel 2-6 to the panel 2-5.
When is pulled out to the most extended state, the frontmost panel 2-
The tip of 1 touches the road surface.

During the pulling operation of each panel 2,
The panels 2 in the overlapped and contracted state move in the extending direction relatively while the engagement pins 24 inserted and engaged in the left and right slide guides 23 are guided in the slide guides 23 and relatively move in the extension direction. Is drawn to Soums.
When the engaging pin 24 reaches the end portion in the extending direction, the end portion serves as a stopper. When the engaging pin 24 abuts against the stopper pin 24 and stops, each panel 2 is in the most extended state without coming off.

When each panel 2 is pulled out, each panel 2
The pillar 25 accommodated in the inside of the pillar 25 can be removed by removing a locking pin (not shown) that holds the pillar 25.
Rotating downward around the center, the lower ends of the columns 25 are grounded on the road surface to support the slope 1 in the most extended state.

On the other hand, in the case of the method of pulling out the panel 2 first, when the frontmost panel 2-1 at the uppermost position of the overlapping panels 2 in the storage section 3 is pulled out, the frontmost panel 2-1 is drawn. Moves forward diagonally forward due to its own weight, and then continues to the front panel 2-1 and the next panel 2-
2 is drawn out, and then the same operation is carried out one after another, and when the panel 2-5 is drawn out from the last-stage panel 2-6 and is in the most extended state, the frontmost panel 2-1.
The tip of the ground touches the road surface.

During the drawing operation of each panel 2,
The panels 2 in the overlapped and contracted state move in the extending direction relatively while the engagement pins 24 inserted and engaged in the left and right slide guides 23 are guided in the slide guides 23 and relatively move in the extension direction. Is drawn to Soums.
When the engaging pin 24 reaches the end portion in the extending direction, the end portion serves as a stopper. When the engaging pin 24 abuts against the stopper pin 24 and stops, each panel 2 is in the most extended state without coming off.

When each panel 2 is pulled out, each panel 2
The support pin 25 accommodated in the inside of the support pin 25a can be removed by removing a locking pin (not shown) that has stopped the support.
Rotating downward around the center, the lower ends of the columns 25 come into contact with the road surface. However, since the slope 1 in the most extended state does not reach a predetermined inclination height, the columns 25 are tilted so that their lower ends Contact the road surface.

After each panel 2 is pulled out to the maximum extension state, the elevating device 4 is operated to extend the piston 42a of the contracting cylinder device 42. The extending piston 42a has an arm 4 whose tip is pin-connected.
1 is pressed in the extension direction of the panel 2. The pressed arm 41 rotates clockwise around the pivot pin 41a. The rearmost panel 2-6 at the uppermost end position in the most extended state is connected to the tip of the arm 41 that rotates clockwise, and the tip of the arm 41 moves from the lower position by rotating the arm 41 clockwise. Ascend to the upper position.

As a result, the rearmost panel 2-6 at the uppermost end position in the most extended state rises to the height of the entrance / exit portion b of the transport vehicle a. When it rises to the height of the entrance / exit portion b, the expansion of the piston 42a of the cylinder device 42 is stopped. Further, when the rearmost panel 2-6 at the uppermost end position in the most extended state rises to the height of the entrance / exit portion b of the transport vehicle a, each of the tilted columns 25
Becomes vertical and its lower end contacts the road surface and supports the slope 1.

In this way, each panel 2 stored in the storage portion 3 below the entrance / exit portion b of the transportation vehicle a is pulled out, and a predetermined space is provided between the entrance / exit portion b of the transportation vehicle a and the road surface. The slope 1 having a gentle slope of is formed. Using this slope 1, a forklift truck, for example, as a boarding / alighting vehicle travels on it, and an operation of unloading a luggage from, for example, a truck carrier as a transport vehicle a or loading a luggage on the truck carrier is performed.

The slope 1 in the most extended state is again transferred to the transport vehicle a.
In the case of storing in the storage section 3 below the entrance / exit section b, the elevating device 4 is operated to move the last-stage panel 2-6, which was at the height of the entrance / exit section b of the transport vehicle a, to the height of the storage section 3. Let it down. Further, each of the columns 25 is rotated upward about the connecting pin 25a at the upper end to be housed in the panel 2. Each of the stored columns 25 is stopped by a locking pin (not shown) so as not to project downward.

The elevating device 4 is operated to contract the piston 42a of the extending cylinder device 42. The contracting piston 42a pulls back the arm 41, the tip of which is pin-connected, in the contracting direction of the panel 2. The retracted arm 41 rotates counterclockwise about the pivot pin 41a.

The rearmost panel 2-6 at the uppermost position in the most extended state is connected to the tip of the arm 41 that rotates counterclockwise, and the arm 41 rotates counterclockwise to rotate the arm 41. The tip descends from the upper position to the lower position. As a result, the rearmost panel 2-6 at the uppermost position in the most extended state is stored in the storage section 3 below the entrance / exit section b of the transport vehicle a.
Descend to the height of. When descending to the height of the storage part 3,
The contraction of the piston 42a of the cylinder device 42 is stopped.

After stopping the lifting device 4, the frontmost panel 2-1
The front frame 21b is pressed toward the transportation vehicle a side. The pressed frontmost panel 2-1 is contracted and housed in the adjacent rear panel 2-2, and the frontmost panel 2-1 is superposed on the panel 2-2. Front panel 2-1
When the panel 2-2 is stored in the rear panel 2-2, the overlapping panel 2-1 and the panel 2-2 are contracted and stored in the rear panel 2-3, and the panel 2 is placed on the panel 2-3. -1
And panel 2-2 overlap.

Thereafter, the same operation is performed, and after the panels 2-1 ... 2-5 are stacked and stored in the last panel 2-6, they are vertically stacked in the storage section 3. Each panel 2 is stored in the state.

The present invention is not limited to the embodiments of the present invention described above, and it goes without saying that various modifications can be made without departing from the spirit of the present invention.

[0052]

As is apparent from the above description, according to the telescopic slide type slope for a transport vehicle according to the inventions of claims 1 and 2, it is possible to shrink a long slope to make it compact, and to make it compact. By what you can
It becomes possible to store it under the entrance of the transport vehicle.
Therefore, even if a slope is required, it is not necessary to separately transport the slope to that location, and a vehicle that transports the slope and a crane that lifts it up can be dispensed with, resulting in a significant cost reduction. That is, it is possible to achieve an extremely new and beneficial effect.

According to the telescopic slide type slope for a transport vehicle according to the invention of claim 2, in addition to the above effects,
The front panel can be stacked on the adjacent rear panel, and can be compactly stored in the storage section. Moreover, by engaging the engaging pins protruding from both width side ends of the adjacent front side panel in the slide guides formed on both width sides of the rear side panel to relatively slide in the slide guide. A plurality of panels can be linearly connected and extended to be in the most extended state, or can be superposed on each other to be contracted compactly, and each panel can be prevented from disassembling and coming off.

According to the third aspect of the present invention, the slope during use can be supported by the columns, and the slope can be prevented from being bent and deformed by an on-board vehicle traveling on the slope.

[Brief description of drawings]

FIG. 1 is a side view of a telescopic slide-type slope for a transportation vehicle according to an embodiment of the present invention at the maximum extension.

FIG. 2 is a side view showing the embodiment of the present invention when the telescopic slide type slope for transport vehicle is contracted.

FIG. 3A is a plan view of a plurality of panels at the maximum extension, showing an embodiment of the present invention. (B) is a side view of a plurality of panels showing an embodiment of the present invention at the maximum extension. (C) is a side view of a plurality of panels when stacked according to the embodiment of the present invention.

[Explanation of symbols]

1 slope 2 panels 21 frames 21a wide frame 21b front frame 21c rear frame 21d internal frame 22 steel mesh 23 Slide guide 24 Engagement pin 25 props 25a connecting pin 26 Locking groove 3 storage 31 stand 32 hanging girders 4 Lifting device 41 Arm 41a pivot pin 41b pivot pin 42 cylinder device 42a piston 42b connecting pin 42c connecting pin a Transport vehicle b Entry / Exit

Claims (3)

[Claims] 1. A slope, which is slanted between an entrance / exit of a transportation vehicle and a road surface having a step and is used as a passage when a vehicle gets in and out of the transportation vehicle, is configured to be extendable and contractible. Then, a storage unit for storing the slope when contracted is provided below the entrance / exit of the transport vehicle, and an elevating device that raises / lowers the upper end of the slope in the storage unit to the upper entrance / exit is provided and the slope is directed toward the transport vehicle. A telescopic slide-type slope for transportation vehicles characterized by a contracting configuration. 2. A slope, which is arranged between an entrance / exit of a transportation vehicle and a road surface having a step and is used as a passage when a vehicle gets in and out of the transportation vehicle, comprises a plurality of panels. In addition, slide guides are provided at the left and right side edges of the panel toward the front and back, and the inner spacing between the left and right slide guides of the panel is set slightly larger than the outer spacing between the left and right slide guides of the adjacent front panel. ,
The front panel adjacent to the inside of the left and right slide guides of the panel can be stored and stacked vertically, and it can be engaged with the slide guide of the rear panel adjacent to the rear end side of both left and right width sides of the panel. An engaging pin is provided so that adjacent panels can be slidably slidable within a range where the engaging pin is engaged in the slide guide, and an accommodating portion for accommodating the vertically stacked panels when contracted is provided. An elevating device is provided below the entrance / exit of the transportation vehicle to elevate the slope upper end side in the storage part to the upper entrance / exit, and the elevating device is composed of an arm and a cylinder device, and one end of the arm is the main body of the transportation vehicle. Rotatably, the tip of the arm is rotatably connected to the panel that is the upper end of the slope when in use, and the tip of the piston of the cylinder device is rotatably connected to the arm. Of the base end side of the cylinder device is rotatably connected to the transport vehicle main body, a transport vehicle for telescopic sliding slope, characterized in that it has a configuration to shrink toward the slope transport vehicle. 3. The telescopic slide-type slope for a transportation vehicle according to claim 2, wherein the panel is provided with a column that rotates downward around an upper end to support the panel during use.