JPH0781360B2 - Openable dome roof - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Use) The present invention is applied to a retractable dome roof, more specifically to a building structure such as an athletic stadium, which can be opened and closed depending on the weather. Regarding

(Prior Art) In recent years, with the spread of various sports, development of an all-weather athletic stadium and the like has been demanded, and a large number of large openable roofs have been proposed, for example, Japanese Patent Laid-Open No. 61-257560. There are those disclosed in the official gazette and Japanese Patent Laid-Open No. 61-274029.

That is, the former openable dome roof is composed of the movable roofs 2a, 2a which are divided into substantially the same shape as shown in FIG.
The movable roofs 2a, 2a are moved horizontally along the rails 24, 25, 25 to open and close.

On the other hand, the latter one has a pair of fixed roofs 3a, 3a and four movable roofs 2a, which form a state in which the roof part is divided into six equal parts in the radial direction on the circular plane of the stadium as shown in FIG. 2b ... and the movable roofs 2a, 2b ... are moved in the directions in which they are separated from each other along the rails 26, 26 installed on the side walls 4c, 4c, and above the fixed roofs 3a, 3a. It is stored in a superposed state and opened and closed.

(Problems to be solved by the invention) However, in the former openable dome roof, since the movable roofs 2a, 2a divided into two are configured to be horizontally opened and closed, respectively, the site area However, there was a problem in that the construction place was limited.

In addition, in the latter openable dome roof, since the movable mechanism must be provided for each of the four movable roofs 2a, 2b, the movable parts are complicated and maintenance is complicated. In addition, there is a big problem that the cost increases.

Moreover, since the conventional dome roof is housed in two places on both sides, the housed dome roof is visible to the spectator, and this is an obstacle to the eyesight.

Therefore, the present invention was invented as a solution to the above-mentioned conventional problems, and the purpose thereof is not to require a large site area, and the dome roof can be easily opened and closed depending on the weather. The point is to provide a retractable dome roof.

(Means for Solving the Problems) That is, the means adopted by the present invention for achieving the above-mentioned object is, in a dome roof of a building structure such as an athletic stadium,
The dome roof is composed of a main roof 1 and a pair of substantially arcuate movable roofs 2, 2 divided into two, and the movable roofs 2, 2 are rotatable so that they can be housed in the main roof 1. In addition to being provided, the main roof 1 is configured to be reciprocally movable in the horizontal direction in a state where the movable roofs 2, 2 are housed.

(Operation) Therefore, in the openable dome roof having the above-mentioned configuration, first, the movable roofs 2 and 2 are rotated and stored in the main roof 1, and then the main roof 1 is moved horizontally in this state. If this is done, the sky above the athletic field will be completely opened.

(Embodiment) An embodiment of the present invention will be described below with reference to the drawings.

In FIG. 1, 1 is a notch 1a having a central angle of 120 ° on one end side.
The main roof 1 is formed by forming a sheet of a Teflon film on a main roof member 4 having a truss structure as shown in FIG.

Reference numeral 6 denotes a pillar portion fixed to the top of the main roof 1, and a rail 7 is provided around the pillar portion 6 along the outer peripheral surface thereof as shown in FIG.

In FIG. 5, reference numeral 8 is a mounting table bent inwardly at both lower end portions of the main roof 1, and arcuate rails 9 and 9 are provided on the upper surface side of the mounting table 8 as shown in FIG. Wheels 12a, 12 which are laid and are driven by motors 11a, 11b, 11c on the lower surface side.
Three driving devices 10a, 10b, 10c including a, 12b, 12b ...
However, they are attached at substantially equal intervals in the longitudinal direction as shown in FIG.

Reference numeral 2 denotes a movable roof having a central angle of 60 ° and a substantially arcuate cross section. The movable roof 2 has a movable roof member 13 formed in a truss structure as shown in FIG. As shown in FIG. 4, wheels 15 that engage with the rails 7 of the pillars 6 are pivotally attached to the upper end of the movable roof 2 and two lower edges are attached to the movable roof 2 as shown in FIG. Drive devices 16, 16 are attached, and the drive devices 16, 16 have wheels 18, 18 engaged with rails 9, 9 laid on the upper surface side of the above-mentioned mounting base 8, which are pivotally attached. The wheels 18, 18 are driven by motors 17, 17.

Reference numeral 4 denotes an outer wall which is erected on the outer periphery of the stadium having a competition field and a stand. The outer wall 4 includes substantially arcuate opposing wall surfaces 4a and 4b and substantially linear opposing wall surfaces 4c and 4c. The main roof 1 is formed on the upper surface of the wall surface 4a on the movable roof 2 side.
When the rails 9 and 9 of the mounting table 8 are closed, arc-shaped rails 22 and 22 which are connected to each other in an attached state are laid as shown in FIG. 1, and on the upper surfaces of the wall surfaces 4c and 4c. Rails 21a, 2
1a, 21b, 21b is laid with racks 20a, 20b, the rails 21a, 21a, wheels 12a, 12a, 12c, 12c of the drive device 10a, 10c attached to the lower surface side of the mounting table 8 described above. Respectively, and the rack 20a meshes with gears 19a, 19c rotatably attached to the lower portions of the drive devices 10a, 10c, and the rails 21b, 21b are provided on the lower surface side of the mounting table 8 described above. The wheels 12b and 12b of the attached drive device 10b engage with each other, and the rack 20
The b meshes with the gear 19b of the drive device 10b.

Reference numeral 3 indicates a substantially crescent-shaped fixed roof that is locked and fixed to the upper end of the wall surface 4b, and the upper peripheral edge portion of the fixed roof 3 is the main roof 1
Is formed so as to be located below the other end of the.

The openable dome according to the present embodiment has the above-mentioned configuration, and a usage example thereof will be described next.

Fig. 6 (a) shows the dome roof closed,
When the dome roof is opened, the motors 17, 17 of the drive devices 16, 16 of the movable roofs 2, 2 are started to drive the wheels 18, 18, and the wheels 18 are moved as shown in FIG. , 8 is the wall surface 4a
6 to the main roof 1 side along the rails 22 and 22, and further along the rails 9 and 9 of the mounting table 8 shown in FIG.
As described above, the movable roofs 2, 2 are separated from each other and housed along the inner peripheral surface of the main roof 1, and the motors 17, 17 stop.

Next, the motor 1 of the drive device 10a, 10b, 10c of the mounting table 8 described above.
When the wheels 12a, 12a, 12b, 12b are driven by starting 1a, 11b, 11c, the gear 19a of the drive unit 10a, 10c is driven as shown in FIG.
While meshing with the rack 20a on the upper surface of the side walls 4c, 4c, while the gear 19b of the drive device 10b meshes with the rack 20b on the upper surface of the side walls 4c, 4c, the wheels 12a, 12a, 12b, 12b. The rails 21a, 21a, 21b, 21b move horizontally, the main roof 1 moves to a predetermined position above the fixed roof 3 as shown in FIG. 2, and the motors 11a, 11b, 11c stop. As a result, the sky above the stadium 23 is completely opened.

When closing the dome roof, the main roof 1 is moved in the reverse direction, the movable roofs 2, 2 are moved in the reverse direction, and the side surfaces 2a, 2a of the movable roofs 2, 2 are attached. Close the dome roof.

In this way, the opening / closing operation of the dome roof is performed, and the opening / closing dome roof according to the present embodiment is the main roof 1
Since the movable roofs 2 and 2 may be provided with a movable mechanism, the number of movable parts can be reduced, and as a result, maintenance of the openable dome roof can be performed easily.

Further, since the movable roofs 2, 2 divided into two are stored in the main roof 1, the space in the main roof 1 can be effectively used and stored without requiring a large site area, Moreover, since the movable roofs 2, 2 can be housed in the main roof 1 at the same time, the opening / closing operation of the dome roof can be performed quickly and easily.

Furthermore, since the main roof 1 and the movable roofs 2 and 2 are housed in one place above the fixed roof 3, the roof is not visually obtrusive and has ventilation like the existing baseball field without a roof. In addition to being excellent, the roof does not form a unique shadow on the ground plane.

Incidentally, in the above embodiment, the central angle of the movable roofs 2 and 2 is set to 60.
The movable roofs 2, 2 at one side edge 2a, 2a of which the central angle is formed at 120 °.
The movable roofs 2 and 2 and the main roof 1 are closed.
The specific shape of the notch 1a is not limited. In short, the movable roof
The cutout portion 1a of the main roof 1 may be formed so as to be closed by 2,2.

Further, in the embodiment, since the sheet made of the Teflon film is stretched over the dome roof, it is possible to obtain appropriate lighting in the dome even when the dome roof is closed. The type of does not matter.

Other than that, the specific shapes of the outer wall 4, the pillar portion 6 and the like are not questioned, and the specific opening / closing means of each roof can be designed and changed within the scope intended by the present invention.

(Effect of the invention) As described above, since the present invention is composed of the main roof and the movable roof divided into, the overall configuration does not become complicated,
Moreover, since the movable roof is rotatably provided so as to be stored in the main roof, the dome roof can be opened and closed by rotating the movable roof.

That is, since the opening / closing means only needs to be provided on the movable roof, the number of movable parts can be reduced, so that the opening / closing means is not complicated as in the conventional case, and the maintenance of the opening / closing dome roof can be simplified. A special effect has been achieved.

In addition, since the movable roof divided into two is housed in the main roof, a large site area is not required as in the past, and the space in the main roof can be effectively used for housing, and the movable roof can be used at the same time. It can be stored in the main roof, and the opening / closing operation can be performed quickly and easily.

Further, since the main roof can be reciprocally moved in the horizontal direction, if the movable roof is housed in the main roof, both can be housed in one place in a superposed state, and the existing roofless athletic competition As in the case of the place, the roof is visually unobtrusive, the ventilation is excellent, and the roof does not form a unique shadow on the ground surface.

[Brief description of drawings]

1 to 6 show an embodiment of an opening / closing dome roof according to the present invention. FIG. 1 is a plan view of the opening / closing dome roof, and FIG.
The figure is a partial sectional side view, FIG. 3 is an enlarged front view of an essential part showing the top, FIG. 4 is an enlarged front view of an essential part showing opening / closing means of the main roof and the movable roof, and FIG. 5 is an open movable roof. Fig. 6 (a) is a plan view showing the closed state of the dome roof, Fig. 6 (b) is a plan view showing the opening operation of the movable roof, and Fig. 6 (c) is mainly the movable roof. The top view which shows the state accommodated in the roof, the same figure (d) is a top view which shows the open state of the main roof. 7 and 8 show a conventional example. 1 ... Main roof, 2 ... Movable roof

Claims (1)

[Claims] 1. A dome roof of a building structure such as an athletic field, wherein the dome roof is composed of a main roof 1 and a pair of substantially arcuate movable roofs 2, 2 which are divided into two parts, and which are movable. Roof 2,2
Is rotatably provided so as to be housed in the main roof 1, and the main roof 1 is configured to be reciprocally movable in the horizontal direction with the movable roofs 2, 2 housed therein. Retractable dome roof.