JP2834682B2 - Safety equipment for preventing gaps on railcar connection surfaces - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is applied to an outer end of an opposing connecting surface of an adjacent vehicle in order to prevent a person from accidentally falling from a platform in a gap between adjacent vehicles of a railway vehicle. The present invention relates to a safety device for preventing a gap on a connecting surface of a railway vehicle, which reduces a gap between connecting surfaces.

[0002]

2. Description of the Related Art Conventionally, a gap between a platform of a station and a railway vehicle is narrowed so that a person does not fall off the platform. However, in the connecting portion of the vehicle, there is a gap between the coupler between the vehicles and the platform enough to allow a person to enter, so that a drunk person or a child may fall down by mistake in the gap.

[0003] Therefore, it has been proposed to provide a fall prevention device made of a rubber elastic body or the like at the connecting portion of the vehicle to reduce the gap. However, in the case of the fall prevention device made of the rubber elastic body, there is a limit in the compressive deformation rate, and when the railway vehicle enters a sharp curve line and the gap between the connecting surfaces is extremely changed, the deformation is reduced. There is a problem that is difficult to cope with in quantity. Further, when a worker climbs a ceiling of a vehicle for inspection of a railway vehicle or the like, there is a possibility that the operation may be disturbed.

[0004]

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in view of the above points, and it is possible to prevent a vehicle from falling from a platform to a connecting surface of a vehicle, and to form a gap between connecting surfaces by a sharp curve or the like. It is an object of the present invention to provide a safety device for preventing a gap in a connecting surface of a railway vehicle, which is quickly deformed even when the value changes extremely.

[0005]

The invention proposed here includes a first invention and a second invention. A first aspect of the present invention is the safety device for preventing gaps in a railway vehicle connecting surface, which is attached to the outer ends of the opposing connecting surfaces of the railway vehicle so as to face each other to reduce the gap between the connecting surfaces. One end is attached to the upper arm so as to be able to turn in the up and down direction, and a turning arm is supported from below while being inclined upward, and the other end of the turning arm is turned in the up and down direction. The present invention relates to a safety device for preventing a gap in a railcar connecting surface, comprising a contact plate attached so as to enable the clearance.

A second aspect of the present invention is a safety device for preventing gaps in a railroad vehicle connecting surface, which is attached to the outer ends of the railroad vehicle connecting surfaces facing each other to reduce the gap between the connecting surfaces. A rotating arm having one end attached to the connecting surface so as to be vertically rotatable, and a contact plate attached to the other end of the rotating arm so as to be able to vertically rotate the rotating arm. The pivoting arm is connected to the connecting surface side pivoting arm supported from below in a state of being inclined upward, and to the end of the coupling surface side pivoting arm so as to be pivotable in the vertical direction. By the contact plate side pivot arm, by the spring member provided between the connection surface side pivot arm and the contact plate side pivot arm,
The present invention relates to a safety device for preventing gaps in a railcar connection surface, wherein the contact plate-side rotation arm is supported so as to be inclined downward from an extension of the connection surface-side rotation arm.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 shows an example of a safety device for preventing a gap according to the present invention, in which a cross-sectional view without a flexible cover, FIG. 2 is a cross-sectional view thereof, and FIG. 4
FIG. 5 is a sectional view taken along line 4-4 in FIG. 2, FIG. 5 is a perspective view showing an example of the support member, FIG. 6 is a sectional view showing the mounting state, and FIG. FIG. 8 is a sectional view showing the state of the tool, FIG. 8 is a side view showing an example of a flexible cover,
FIG. 9 is a cross-sectional view thereof , FIG. 10 is a cross-sectional view showing another example of the present invention, and FIG. 11 is a cross-sectional view showing the operation of the rotating arm.

As shown in FIGS. 1 to 4, a safety device 10 for preventing a gap according to the present invention comprises a rotating arm 11 and a contact plate 15, and is provided on a connecting surface 4 of a railway vehicle.
The contact plates 15 are attached to the outer end portions of 0 and 40 with their contact plates 15 facing each other. As a result, the safety devices 10, 10 are formed in a fence shape between the connection surfaces 40, 40, so that a clearance between the connection surfaces of the vehicle and the platform is reduced, and a person or the like falls into the clearance. Can be prevented.

The rotating arm 11 is made of a metal pipe or rod having an appropriate diameter, and a plurality of vertical arms are provided on one contact plate 15. As shown in FIG. 2, the rotating arm 11 has arm portions 12 and 12.
And the mounting portion 13 are formed in a substantially U-shape. Then, the ends 14, 14 of the arm portions 12, 12, of the rotating arm 11, are bent inwardly horizontally with respect to the floor of the vehicle, and the ends 14, 14 are connected to the connecting surface via an attachment member 20. By attaching the rotary arm 11 to the rotary arm 40, the rotary arm 11 can be turned up and down.

As shown in FIG. 3, the mounting member 20 includes a bearing 21 and a bearing 22, is fixed to the connecting surface 40 by bolts 23, and turns the end of the rotating arm 11. It is movably held.

As shown in FIGS. 1 and 2, the rotating arm 11 is provided with a support member 1 provided below a mounting member 20.
6, the mounting portion 13 is supported from below in an inclined state so that the mounting portion 13 side is positioned higher than the end portion 14 side. As shown in FIGS. 5 and 6, the support member 16 is formed in an L-shape by a mounting surface 16a and a supporting surface 16b, and the mounting surface 16a is fixed to the connecting surface 40 of the vehicle by bolts or welding. I have. Support surface 16
b forms an obtuse angle A with respect to the mounting surface 16a,
The rotating arm 11 is supported on the upper surface. As a result, the rotating arm 11 is inclined upward. By supporting the rotating arm 11 with the mounting portion 13 side inclined upward, the rotating arm 11 is reliably folded upward when pressed via the contact plate 15. The upward inclination of the rotating arm 11 is preferably about 5 to 10 degrees.

The rotating arm 11 normally projects from the connecting surface 40 in the direction of the connecting surface of the opponent vehicle. As can be understood from FIG. 7, the gap is reduced due to a sharp curve or the like, and when the opposing contact plates 15 are brought into contact with each other and pressed, the contact plates 15 are turned upward and folded. The rotating arm 11
Is released from the pressing, the rotating plate 11 and the contact plate 15 return to their original states by their own weights.

The contact plate 15 is mounted on the mounting portion 13 of the rotating arm 11 via a mounting member 25, and moves toward and away from the vehicle connecting surface 40 with the rotation of the rotating arm 11. Has become. As the contact plate 15, a metal plate whose surface is covered with an elastic material or a resin sheet or the like, or an elastic body such as rubber is formed into a plate shape to reduce contact noise is preferable. In this embodiment, A rubber-like elastic body is used. The elasticity of the contact plate 15 can be appropriately determined. However, if the contact plate 15 is too soft, the shape is not maintained.

The contact plate 15 has an appropriate size, for example, a thickness of 10 mm and a length of 1000 to 1000.
One formed in a plate shape of 1200 mm and a width of 50 to 150 mm is exemplified. Also, when the vehicle turns, the contact plate 1
5 and 15 are in good contact with each other and the rotating arms 11 and 1
In this embodiment, both sides 15a, 15a of the plate are formed in a bent shape on the back side of the plate 15 as shown in FIG.

As shown in FIG. 4, the mounting member 25 has the same structure as the mounting member 20 at the end of the rotating arm 11, and includes a bearing 26 and a bearing 27. It is fixed to the back surface of the contact plate 15 by bolts 28 or the like. The mounting member 25 holds the mounting portion 13 rotatably.

The safety device 10 has a flexible cover 17 provided between the contact plate 15 and the connecting surface 40 so as to cover the rotating arm 11 as shown by a chain line in FIG. The flexible cover 17 protects the turning arm 11 by preventing intrusion of rain, dust, and the like, and, if necessary, sets the entirety of the safety device 10 to a desired color matching the color of the vehicle. Things.

The flexible cover 17 is made of a material having appropriate flexibility, and its shape can be changed in response to the compression deformation of the rotating arm and the return of the shape. The flexible cover 17 may be a bag made of vinyl chloride, a suitable rubber material, or the like, or a sheet made of the above material and formed into a bag shape by sewing or welding. For example, a bag obtained by applying a rubber or the like to the surface of a canvas or the like and performing a waterproof process can be used.

In this embodiment, the rotary arm 1
8 rotates, the flexible cover 17 rises from the vehicle connection surface 40 on which the rotation arm 11 is attached to the opposite connection surface, as shown in FIGS. It is configured in a bellows shape having a bending line 18 which is formed. Thereby, it is possible to accurately cope with the deformation of the rotating arm 11.

FIGS. 10 and 11 show another embodiment of the present invention. In the safety device 30 shown here, the rotating arm 31 is composed of a connecting surface side rotating arm 32 attached to the connecting surface 40 and a contact plate side rotating arm 33 provided with a contact plate 38. The contact plate-side rotating arm 33 is supported by the spring member 35 in a state in which the contact plate-side rotating arm 33 is inclined downward below the extension line a of the connection surface-side rotating arm 32. 1 to 9 are denoted by the same reference numerals. One end of the connection surface side rotation arm 32 is attached to the connection surface 40 of the railway vehicle via the attachment member 20, and is supported from below by the support member 16 while being inclined upward as shown in the figure. One end of the contact plate-side rotating arm 33 is connected to the other end of the connecting surface-side rotating arm 32 via a shaft 34 so as to be vertically rotatable. These two rotating arms 32, 33
, A spring member 35 is provided on the lower surface of the end connected by the shaft 34. This spring member 35
A well-known spring is used to support the contact plate-side rotating arm 33 in a state inclined downward from an extension of the connecting surface-side rotating arm 32. In addition, it is preferable that the inclination of the contact-plate-side rotation arm 33 is set to be substantially the same as the inclination of the connection-surface-side rotation arm 32 to ascend. The structure of the other parts is shown in FIG.
Or the same as the embodiment shown in FIG. For example, the vicinity of the side of the contact plate 38 may be bent toward the back side of the contact plate, or the rotating arm 33 may be provided with a flexible cover.
(For example, the connection surface side rotation arm 32 and the contact plate side rotation arm 33 are covered.

According to the safety device 30 having this structure, when the distance between the connecting surfaces of the vehicle is reduced and the contact plate 38 comes into contact with the opposing contact plate 38 and is pressed, as shown in FIG. The connection surface side rotation arm 32 rotates upward,
As a result, the rotating arm 31 turns downward around the shaft 34 against the elasticity of the spring member 35, and is bent and folded. Then, when the connection surfaces are again widened to the normal interval, the elasticity of the spring member 35 causes the connection surface side rotation arm 32 and the contact plate side rotation arm 33 to quickly return to the original positions. As shown in FIG.
Supports the contact plate 38 so as to advance and retreat with respect to the vehicle connection surface 40. Therefore, each of the rotating arms 3
There is no particular limitation on the flexible cover that covers 2, 33,
Even a commonly used bellows-shaped cover or other flexible bag-shaped cover having a bending line extending in the vertical direction can be easily deformed in response to the deformation of the rotating arm 31, and a flexible cover can be selected. Room expands.

[0021]

As shown and described above, according to the safety device for preventing a gap according to the present invention, the gap between the railcar connecting surfaces can be reduced, so that a person can be moved from the platform to the vehicle connecting surface. Can be prevented. Moreover,
The rotation arm can be quickly rotated or bent by the contact pressure between the contact plates to cope with the change in the gap when the railway vehicle travels. In addition, since the contact plate can be easily brought close to the vehicle connection surface by the rotation or bending of the rotation arm, the contact plate does not become an obstacle when climbing up to a vehicle ceiling or the like for inspection, which is extremely convenient.
At this time, if a locking hook is provided on the vehicle connecting surface, the rotating arm can be locked to the locking hook to keep the rotating arm and the contact plate out of the way. Is easy. Further, since the clearance preventing safety device of the present invention reduces the clearance between the vehicle connecting surfaces by a mechanical mechanism such as rotation of the rotation arm, it is excellent in durability and robust.

[Brief description of the drawings]

FIG. 1 is a sectional view of a safety device for preventing a gap according to an embodiment of the present invention, in which a flexible cover is omitted.

FIG. 2 is a cross-sectional view thereof.

FIG. 3 is a cross-sectional view taken along the line 3-3.

FIG. 4 is a sectional view taken along line 4-4 in FIG. 2;

FIG. 5 is a perspective view showing an example of a support member.

FIG. 6 is a sectional view showing the state of attachment.

FIG. 7 is a cross-sectional view showing a state of the safety device when a gap between connection surfaces is reduced.

FIG. 8 is a side view showing an example of a flexible cover.

FIG. 9 is a cross-sectional view thereof.

FIG. 10 is a sectional view showing another example of the present invention.

FIG. 11 is a cross-sectional view showing the operation of the rotating arm in the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Safety device for gap prevention 11 Rotating arm 12 End part 15 Contact plate 16 Support member 17 Flexible cover 20 Mounting member 25 Mounting member 32 Connection surface side rotation arm 33 Contact plate side rotation arm 40 Connection surface

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁶ , DB name) B41D 17/20

Claims (4)

(57) [Claims] 1. A safety device for preventing a railway vehicle connecting surface from being attached to an outer end of an opposing connecting surface of a railway vehicle so as to reduce a gap between the connecting surfaces. One end is attached so as to be capable of turning in the vertical direction, and a turning arm is supported from below in a state inclined upward, and the other end of the turning arm allows the turning arm to turn in the vertical direction. A safety device for preventing a gap in a railcar connecting surface, comprising a contact plate mounted as possible. 2. The safety device according to claim 1, wherein the contact plate is bent toward the rear surface of the contact plate near the side of the contact plate. 3. The safety device according to claim 1, wherein a flexible cover is provided between the contact plate and the connecting surface so as to cover the rotating arm. . 4. A safety device for preventing a railway vehicle connecting surface from being attached to an outer end portion of an opposing connecting surface of a railway vehicle so as to reduce a gap between the connecting surfaces. A pivot arm, one end of which is attached so as to be able to pivot in the vertical direction, and a contact plate attached to the other end of the pivot arm, which allows the pivot arm to pivot vertically. A connection surface side rotation arm that is supported from below with the rotation arm inclined upward, and a contact plate side connected to an end of the connection surface side rotation arm so as to be able to rotate vertically. The contact plate-side rotating arm is extended from the extension of the connecting surface-side rotating arm by a spring member provided between the connecting surface-side rotating arm and the contact plate-side rotating arm. In a state inclined downward Gap preventing safety device for a railway vehicle connection surface, characterized in that it is lifting.