JP7121581B2 - Movable roof trolley - Google Patents

Description

The present invention relates to a mobile roof trolley.

Conventionally, structures with large spaces such as halls and stadiums have a fixed roof and a movable roof. Possible retractable roofs are known. In such a retractable roof, a carriage (movable roof carriage) that supports the movable roof is configured to move along rails provided on lower structures such as walls and floors (for example, See Patent Document 1).

JP-A-10-8627

Multi-directional force acts on the movable roof trolley depending on the roof type, the distribution of the external force acting on the roof, and its direction. In addition, in areas with heavy snowfall, medium-term snow load acts in addition to long-term self-weight. For this reason, the wheels and rails of the movable roof trolley, which transmits the load of the movable roof, must be designed so that they can handle not only the load acting during travel but also the snow load. tend to become

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a movable roof carriage capable of coping with a load of accumulated snow without enlarging the wheels and rails of the movable roof carriage or increasing the number of installations.

In order to achieve the above object, a movable roof carriage according to the present invention supports a movable roof that moves to open and close the roof, and is movable in the opening and closing direction of the movable roof along rails provided on a lower structure. In a movable roof truck, a main body connected to the movable roof, wheels rotatably supported by the main body and traveling along the rails while being placed on the rails, and connected to the main body. and a jack mechanism capable of switching between contact and separation from above the rail.

In the present invention, since the jack mechanism abuts against the rail, the load acting on the main body from the movable roof can be transmitted from both the wheels and the jack mechanism to the lower structure via the rail. Therefore, the load borne by the wheels can be reduced compared to the case where the load acting on the main body from the movable roof is transmitted to the lower structure only from the wheels.

Further, in the movable roof truck according to the present invention, the load of the movable roof acts on the main body from a first tilting direction that tilts with respect to the vertical direction, and the rails are arranged in the first tilting direction. The wheel is mounted on the rail from the first inclination direction , and the jack mechanism is configured to be able to contact the rail from the first inclination direction. good.
With such a configuration, the load acting on the main body from the movable roof can be efficiently transmitted from both the wheels and the jack mechanism to the lower structure.

Moreover, in the movable roof truck according to the present invention, the movable roof and the main body may be joined by pins.
With such a configuration, it is possible to prevent bending stress from being transmitted from the movable roof to the main body.

In addition, the movable roof carriage according to the present invention has a pin member that can appear and retract in a direction that intersects both the opening and closing direction of the movable roof from the main body and the direction in which the load is applied from the movable roof to the main body. Further, the lower structure may have a hole into which the pin member protruding from the main body can be inserted.
The movable roof trolley preferably does not move along the rails except when traveling. Therefore, by inserting the pin member projecting from the main body into the hole, the movable roof carriage can be prevented from moving in the opening/closing direction.

According to the present invention, it is possible to cope with the snow load without enlarging the size of the wheels and rails of the movable roof trolley or increasing the number of installation.

1 is a perspective view showing an example of a structure provided with a movable roof trolley according to an embodiment of the present invention; FIG. FIG. 2 is a cross-sectional view taken along the line AA of FIG. 1; FIG. 4 is a partially enlarged view of FIG. 2 and viewed from the direction of arrow B in FIG. 4 ; It is the figure which abbreviate|omitted the main-body part in the C direction arrow directional view of FIG. It is a D direction arrow directional view of FIG. FIG. 6 is a cross-sectional view taken along line EE of FIG. 5; It is a figure explaining a run restraint mechanism.

A movable roof truck according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 7. FIG.
As shown in FIG. 1, the movable roof carriage 1 according to this embodiment is provided on the roof 11 of a structure 14 having a large space such as a hall or a stadium.
The roof 11 has a fixed roof 12 and a movable roof 13. The movable roof 13 moves to overlap the fixed roof 12 above or below, thereby forming an openable roof that can open the space above. The movable roof 13 is curved upward so that the central portion in the left-right direction viewed from the gable side is the top portion and both ends in the left-right direction viewed from the gable side are the lower end portions. Hereinafter, the left-right direction viewed from the gable side of the roof 11 is defined as the left-right direction, and the horizontal direction perpendicular to the left-right direction is defined as the depth direction. The movable roof 13 is configured to move in the depth direction. The movable roof carriage 1 is attached to the lower end of the movable roof 13 and is configured to be movable in the depth direction along the lower structure 15 such as the wall of the structure 14 .

As shown in FIG. 2, the lower structure 15 is formed with a groove 2 that extends in the depth direction and moves with the movable roof carriage 1 inserted therein. The groove 2 opens obliquely upward from the lower end of the movable roof 13 toward the top. Assuming that the oblique direction from the lower end to the top of the movable roof 13 in the groove 2 is the opening direction, the bottom surface 21 of the groove 2 is formed on the surface facing the opening direction, and the side surface 22 of the groove 2 opens from the side end of the groove 2. It is formed on a surface extending in the direction of Both the bottom surface 21 and the side surfaces 22 of the groove 2 are inclined surfaces that are inclined with respect to the horizontal and vertical surfaces. Let the inclination direction of the side surface 22 of the groove part 2 be the 1st inclination direction, and let the inclination direction of the bottom face 21 of the groove part 2 be the 2nd inclination direction. The first tilt direction and the second tilt direction are orthogonal. The first inclination direction substantially coincides with the direction in which the load acts on the movable roof carriage 1 from the movable roof 13 .

As shown in FIG. 3, on the bottom surface 21 of the groove 2, two first rails 23 on which the traveling wheels (wheels) 4 of the movable roof carriage 1 travel are provided with an interval in the second inclination direction.
Both side surfaces 22 of the groove 2 are provided with second rails 24 on which the guide rollers 5 of the movable roof carriage 1 run. The second rail 24 provided on one side surface 22 of the groove 2 and the second rail 24 provided on the other side surface 22 are arranged at positions facing each other in the second tilt direction.
Holes 25 into which pin members 71 (see FIG. 7) of the traveling restraint mechanism 7 of the movable roof carriage 1 are inserted are formed in both side surfaces 22 of the groove 2, respectively. The hole portion 25 extends in the second tilt direction. The hole portion 25 formed in one side surface 22 of the groove portion 2 and the hole portion 25 formed in the other side surface 22 are arranged at positions facing each other in the second inclination direction.

As shown in FIGS. 3 to 5, the movable roof carriage 1 includes a main body 3 connected to a movable roof 13, and traveling wheels 4 rotatably supported by the main body 3 and traveling along first rails 23. , a guide roller 5 that is rotatably supported by the main body 3 and runs along the second rail 24, and a jack mechanism that is connected to the main body 3 and can switch between contact and separation from above the first rail 23. 6, a travel restraint mechanism 7 (see FIG. 7) that restrains the travel of the movable roof carriage 1, an electric motor (not shown) that makes the travel carriage travel, and drives the jack mechanism 6 and the travel restraint mechanism 7, have.

As shown in FIG. 2, a movable roof 13 is connected to the main body 3 from above in the first inclination direction. The movable roof 13 and the body portion 3 are pin-joined so that bending stress does not act on the body portion 3 from the movable roof 13 .

As shown in FIGS. 3 to 5, the traveling wheels 4 are rotatable around a first axis L1 (see FIG. 3) extending in the second tilt direction, and travel along the first rails 23 in the depth direction. It is configured. Four traveling wheels 4 are provided, two each with an interval in the second inclination direction and two with an interval in the depth direction. Two traveling wheels 4 spaced apart in the depth direction are configured to travel along one first rail 23 .

The guide roller 5 is configured to be rotatable around a second axis L2 (see FIG. 3) extending in the second tilt direction and travel along the second rail 24 in the depth direction. Four guide rollers 5 are provided on each side of the main body 3 in the second inclination direction, with two guide rollers 5 spaced apart in the depth direction. Two guide rollers 5 spaced apart in the depth direction are configured to run along one second rail 24 .

The jack mechanism 6 is configured to be retractable downward in the first inclination direction from the body portion 3, and when protruding downward in the first inclination direction from the body portion 3, the jack mechanism 6 abuts the first rail 23 and moves in the first inclination direction. and a driving portion (not shown) that causes the jack portion 61 to protrude and retract from the main body portion 3 when separated from the first rail 23 when moved upward.
The jack portion 61 is configured so that the load of the movable roof 13 acts through the body portion 3 . Therefore, as shown in FIGS. 5 and 6, when the jack portion 61 comes into contact with the first rail 23, the load of the movable roof 13 is transmitted to the first rail 23 via the body portion 3 and the jack portion 61. It is configured to transmit from the first rail 23 to the undercarriage 15 .
Four jack portions 61 are provided, two each with an interval in the second inclination direction and two each with an interval in the depth direction. Two jack portions 61 spaced apart in the depth direction are configured to abut on one first rail 23 .

As shown in FIG. 7 , the traveling restraint mechanism 7 includes a pin member 71 configured to be retractable in the second inclination direction from both ends of the main body 3 in the second inclination direction, and the pin member 71 to be retracted from the main body 3 . and a drive unit (not shown) for causing the
The pin member 71 is configured to be inserted into the hole portion 25 formed in the side surface 22 of the groove portion 2 when protruding from the main body portion 3 in the second inclination direction. When the pin member 71 is inserted into the hole 25, the traveling of the movable roof carriage 1 is restrained.

Next, the operation and effects of the movable roof carriage 1 according to the present embodiment described above will be described with reference to the drawings.
In the movable roof truck 1 according to the present embodiment described above, the load acting from the movable roof 13 to the main body 3 is transferred from both the wheels and the jack mechanism 6 to the lower structure via the rails by the contact of the jack mechanism 6 with the rails. 15. Therefore, the load borne by the wheels can be reduced compared to the case where the load acting on the main body portion 3 from the movable roof 13 is transmitted to the lower structure 15 only from the wheels.

Further, the load of the movable roof 13 is configured to act on the main body portion 3 from above in the first diagonal direction, the traveling wheels 4 are placed on the first rails 23 from above in the first diagonal direction, and the jack portion 61 is , to the first rail 23 from above in the first oblique direction. As a result, the load acting on the main body portion 3 from the movable roof 13 can be efficiently transmitted from both the wheels and the jack mechanism 6 to the lower structure 15 .

Further, since the movable roof 13 and the main body portion 3 are pin-joined, it is possible to prevent bending stress from being transmitted from the movable roof 13 to the main body portion 3 .

Further, a traveling restraint mechanism 7 having a pin member 71 that can be retracted from the body portion 3 in the second tilt direction is provided, and a hole portion 25 into which the pin member 71 can be inserted is formed in the side surface 22 of the groove portion 2 .
Since it is preferable that the movable roof carriage 1 does not move along the rails except when traveling, the movable roof carriage 1 can be moved in the opening/closing direction by inserting the pin members 71 projecting from the main body 3 into the holes 25. can be prevented.

Although the embodiments of the movable roof carriage according to the present invention have been described above, the present invention is not limited to the above embodiments, and can be appropriately modified within the scope of the invention.
For example, in the above embodiment, the load of the movable roof 13 is configured to act on the body portion 3 from above in the first diagonal direction, and the traveling wheels 4 are placed on the first rails 23 from above in the first diagonal direction. The jack portion 61 is configured to contact the first rail 23 from above in the first oblique direction. On the other hand, the load of the movable roof 13 is configured to act on the main body portion 3 from the upper side in the vertical direction, the traveling wheels 4 are placed on the first rail 23 from the upper side in the vertical direction, and the jack portion 61 is mounted on the first rail. 23 may be configured to be abuttable from above in the vertical direction.

Also, in the above-described embodiment, the movable roof 13 and the body portion 3 are pin-joined, but may be other than the pin-joint.

Further, in the above-described embodiment, the traveling restraint mechanism 7 for inserting the pin member 71 into the hole 25 is provided, but the mechanism for restraining the movement of the movable roof carriage 1 may be other than the above.
In the above-described embodiment, the movable roof carriage 1 is provided with the guide rollers 5 that run along the second rails 24, but the second rails 24 and the guide rollers 5 may not be provided.
Further, in the above-described embodiment, the movable roof carriage 1 is arranged in the groove 2, but it does not have to be arranged in the groove 2.

1 Movable Roof Carriage 3 Main Body 4 Running Wheels (Wheels)
6 jack mechanism 11 roof 13 movable roof 15 lower structure 23 first rail (rail)
25 hole 71 pin member

Claims (4)

A movable roof carriage that supports a movable roof that moves to open and close the roof, and that can move in the opening and closing direction of the movable roof along rails provided on a lower structure,
a main body connected to the movable roof;
a wheel that is rotatably supported by the main body and travels along the rail while being placed on the rail;
a jack mechanism that is connected to the main body and is capable of switching between contact and separation from above the rail. The load of the movable roof is configured to act on the main body from a first inclination direction that is inclined with respect to the vertical direction ,
The rail is provided on a second inclined plane orthogonal to the first inclined direction,
the wheels are mounted on the rail from the first inclination direction ;
2. The movable roof truck according to claim 1, wherein said jack mechanism is configured to be able to abut against said rail from said first inclination direction . 3. The movable roof truck according to claim 1, wherein the movable roof and the main body are joined by pins. a pin member capable of appearing and retracting in a direction intersecting both the opening and closing direction of the movable roof from the main body and the direction in which the load is applied from the movable roof to the main body;
The movable roof truck according to any one of claims 1 to 3, wherein the lower structure has a hole into which the pin member projecting from the main body can be inserted.

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