JPH0819729B2 - Retractable roof - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION "Industrial field of application" The present invention relates to a suitable openable roof that is installed above a large-scale facility such as a stadium or a concert hall, and particularly has a simple structure and a smooth opening / closing operation. The present invention relates to a retractable roof that can realize.

"Prior art" The retractable roof can meet the contradictory requirements such as outdoor open feeling, sunlight, fresh air, etc., and can eliminate the adverse effects of rainy weather, and already have various configurations. Are provided or proposed.

The most important point to note with such a retractable roof is tens of tons.
~ How to support a roof with a weight of several hundred tons, and
It is to move this smoothly if necessary.

FIG. 7: is a figure which shows an example of the support part of the conventional retractable roof. In the figure, reference numeral 1 is a moving roof, the end of which is supported by a trolley 3 via pins 2 and a pair of wheels 4 of the trolley 3 are erected on a slope 5 a of a support structure 5. By being movably placed on the rails 6, 6, it is configured to be movable along the support structure 5. Further, the support structure 5 is provided with a groove 7 between the rails 6, 6, and the carriage 3 is provided with a guide roller 8 projecting into the groove 7. By laying a pair of guide rails 9 in the groove 7 so as to sandwich the movable roof 1, the movable roof 1 is smoothly moved against the horizontal force and the tensile force.

[Problems to be Solved by the Invention] However, in the above-mentioned conventional retractable roof, since the movable roof 1 is supported by the trolley 3 via the pin 2, the movable roof 1 has a large-scale configuration. When the load acting on 2 is excessive, the structure of the pin 2 must be strengthened, which increases the weight of the entire moving part and complicates the movable device. Further, when loads in various directions act on the pins 2 due to the moving roof 1 itself having a complicated structure, there is a possibility that the reliability of the support and movement of the moving roof 1 cannot be sufficiently secured.

On the other hand, not only the retractable roof, but generally a mechanism for moving a heavy structure has a complicated structure, and it has been difficult to apply the mechanism to the retractable roof in terms of economy and reliability.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an openable and closable roof that can be applied to a large-scale roof and that can realize a smooth opening / closing operation with a simple structure.

"Means for Solving the Problem" Therefore, the present invention is constructed so as to be installed between support structures provided to face each other in a state of being extended in one direction, and to be movable in the extending direction of the support structure. In a retractable roof having a supported movable roof, a groove having an inclined surface extending in the extending direction and side surfaces rising to the left and right of the support structure is formed in the supporting structure, and the inclined surface and the side surface are respectively formed in the groove. The problem is solved by arranging a trolley that is supported and movable in the groove, and pivotally supporting the end of the movable roof on the trolley.

[Examples] Examples of the present invention will be described below with reference to the drawings. 1 to 6 show an embodiment in which the retractable roof of the present invention is applied to a stadium. In these figures, the one denoted by the reference numeral 12 as a whole is the stadium, and the one denoted by the reference numeral 13 is The openable roof according to the present invention covers the stadium 12 above.

The stadium 12 is provided with a large number of spectator seats around the stadium, for example, and the stadium 12 in this embodiment is formed in an oval shape as a whole.

The openable roof 13 covering the upper side of the stadium 12 is erected between a pair of support structures 11 and 11 arranged side by side to face each other across the stadium 12, and the entire stadium 12 is entirely closed. The outer shape is a substantially oval shape.

As shown in FIG. 2, the openable and closable roof 13 is formed in an arch shape as a cylindrical divided body, and a pair of fixed roofs 13a and 13a for covering the left and right parts of the stadium 12 and a stadium 12 respectively.
Is divided into a movable roof covering a central portion of the movable roof, and the movable roof further includes first movable roofs 13b and 13b that are overlapped on a fixed roof 13a, and the first movable roof.
The second movable roofs 13c and 13c are formed by being divided into four parts 13b and 13b.
Both ends of the movable roofs 13b, 13c, ... Are supported by the support structures 11, 11 in a state of being movable in the extending direction of the support structures 11, 11. Note that the retractable roof 13 of this embodiment is preferably a lightweight structure such as a steel truss structure, for example, by introducing prestress in the truss material, it is possible to suppress the bending of the member at the time of installation. preferable.

Next, with reference to FIGS. 3 to 6, the support portions of the movable roofs 13b and 13c will be described. In the support structure 11, as shown in FIG. 13b, ...
Corresponding to the line grooves 14, ... Are formed. This groove 14
Is a bottom surface (slope) 15 extending along the extending direction of the support structure 11 and extending along the normal direction substantially orthogonal to the tangent of the arcuate curved surface of the movable roofs 13b and 13c, and this bottom surface 15 It has side surfaces 16, 16 rising from the left and right and extending along the tangential direction. On this bottom surface 15, as shown in FIG.
A pair of rails 17, 17 extending along the direction of 11 are laid, and a bogie wheel 18 movable along the pair of rails 17, 17 is arranged.

As shown in FIGS. 4 and 6, the bogie wheel 18 has a groove.
A base with a box-like outline that is sized to fit inside 14
19, a plurality of wheels 20 mounted on the rail 17 and engaged with the rail 17, and an electric drive device 21 for applying a driving force to the wheels 20 ,. . The drive mechanism 21 can be appropriately controlled to be driven and stopped by a known remote operation.

Further, rails 22 extending along the extending direction of the support structure 11 are laid on the side surfaces 16 of the groove 14, and as shown in FIGS. 3 to 4. To
Wheels 23, ... Rollable along these rails 22, are provided on the side surface of the base 19 of each bogie 18. With the above configuration, the bogie wheel 18 can move stably in the groove 14, and there is no risk of the bogie wheel 18 falling due to the horizontal force and the pulling force from the movable roofs 13b and 13c.

The main member 27 located at the end of the movable roof 13b (or 13c) is provided with a spherical body 24 at its lower portion as shown in FIG. A receiving portion 25 that rotatably supports the spherical body 24 is provided on the upper surface, and a pivot 26 is formed by the spherical body 24 and the receiving portion 25, so that the ends of the movable roofs 13b and 13c are formed. It is pivotally supported by a bogie car 18 ,. Accordingly, the movable roofs 13b and 13c are movable along the extending direction of the support structures 11 and 11.

As shown in FIGS. 4 to 6, the bogie 1
8, ... are densely arranged at the ends of the movable roofs 13b, 13c in the moving direction, and the bogie wheels 18, 18 located at the end of the moving direction have eight wheels 20, .. 18 ... has four wheels 20, ...
As a result, the reaction force from the movable roofs 13b and 13c can be effectively received.

Next, the opening and closing action of the openable roof 3 having the above-described configuration will be described.

When the movable roofs 13b, 13c, ... Are located in the central portion of the stadium 12 as shown in FIG. 1, the movable roofs 13b, 13c ,. Covers the upper part of the stadium 12 and forms one large roof on the stadium 12. As a result, the stadium 12 will be protected from the rain and wind, and people will be able to fully enjoy the competition and watching even in bad weather.

On the other hand, in order to open the retractable roof 13, the movable roof 13
Drive mechanism for bogie wheel 18, ... Located at the end of b, 13c, ...
Commands are issued by remote control to start the operation of 21 ... As a result, the bogie car 18, ...
By moving on the rails 17, 22, ... toward, the movable roofs 13b and 13c move with them, and as a result, the movable roofs 13b and 13c respectively overlap the fixed roof 13a. Moving. As a result, the gap between the fixed roofs 13a, 13a is largely opened, and the stadium 12 has the roof removed at this portion. As a result, the people in the stadium 12 can enjoy the sunlight and the breeze from the open area.

At this time, from the both ends of the movable roofs 13b, 13c, the resultant force of the horizontal force that tends to spread laterally and the tensile force that pushes upwards acts on the bogie wheels 18 ,.
However, since the movable roofs 13b, 13c and the bogie 18 are pivotally supported via the pivot 26, the pivot 26
By rolling the spherical body 24, the load acting on the bogie wheel 18 is equalized. Moreover, the bogie wheel 18 includes the guide rails 23 and 23 laid on the groove side surfaces 16 and the wheels on the side surface of the bogie wheel 18.
Since the movement in the left-right direction is restricted by the engagement with the wheels 22, 22, the bogie wheel 18 does not fall down even by the horizontal force and the pulling force from the movable roofs 13b, 13c.

Further, due to a slight difference in the moving speed and an imbalance in the frictional force between the bogie wheel 18, ... And the rail 17 ,.
Even if both ends of b and 13c do not move evenly, the rolling of spherical bodies 24, ... maintains the levelness of bogie wheels 18, ..., and bogie wheels 18, ... separate from rails 17, .... There is no.

From this state, the state shown in FIG. 1, that is, the closed state of the roof, can be remotely controlled by a bogie
18 may be moved in the opposite direction to the above-mentioned direction.

In this way, the retractable roof 13 having the above configuration
According to the mobile roofs 13b, 13c, ...
By moving it in the extending direction, the roof can be opened and closed, and the opening and closing of the upper part of the stadium 12 can be performed completely freely and easily, and the weather can be handled at will.

Moreover, by supporting each end of the movable roofs 13b and 13c by the bogie wheel 18, the supporting structure can be simplified and the weight can be reduced, and the load from the movable roofs 13b and 13c is complicated. However, since this can be smoothly transmitted to the bogie vehicle 18, even if the movable roofs 13b and 13c are large-scale and complicated, smooth and reliable movement can be achieved.

The details of the retractable roof of the present invention are not limited to those in the above embodiment, and various modifications are possible. As an example, the shape of the moving roof is also optional, and a known shape can be preferably used.

[Advantages of the Invention] As described in detail above, according to the present invention, the support structures are provided so as to extend in one direction and face each other, and the support structures extend. In a retractable roof having a movable roof movably supported in a direction, a groove having an inclined surface extending in its extending direction and side surfaces raised to the left and right is formed in the support structure, and the groove is formed in the groove. Since a carriage that is supported on each of the slope and the side and movable in the groove is arranged and the end of the movable roof is pivotally supported by this carriage, the support structure can be simplified and the weight can be reduced. Even if the load from the moving roof is complicated, the load can be smoothly transmitted to the dolly. Therefore, even if the moving roof is large-scale and complicated, smooth and reliable movement can be achieved.

[Brief description of drawings]

1 to 4 are views showing a retractable roof which is an embodiment of the present invention. FIG. 1 is a perspective view showing the entire structure, and FIG. 2 is a II-II 'of FIG. FIG. 3 is a side view showing a support portion of the movable roof, FIG. 4 is a plan view showing an end portion of the movable roof, FIG. 5 is the same side view, and FIG. FIG. 7 is a front view showing a support portion of a movable roof, and FIG. 7 is a front view showing a support portion of a conventional openable roof. 11 …… Support structure, 12 …… Stadium, 13 …… Openable roof, 13a …… Fixed roof, 13b, 13c …… Movable roof, 14
…… Slots, 15 …… Bottom (slope), 16 …… Side, 17 …… Rail, 18 …… Bogie (trolley), 20,22 …… Wheels, 23…
… Guide rails, 26… pivots.

Claims (1)

[Claims] 1. An openable and closable type having a movable roof that is installed between support structures that are provided so as to face each other while extending in one direction, and that is supported movably in the extending direction of the support structures. In the roof, the support structure is formed with a groove having slopes extending in the extending direction and side surfaces rising to the left and right of the support structure. The groove is supported in the slopes and the side surfaces in the groove. A retractable roof characterized in that a carriage that can be moved inside is arranged, and an end portion of the movable roof is pivotally supported by this carriage.