JP2581684Y2 - Lifting device for shield in composite sash - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a device for elevating and lowering a shield in a composite sash provided with a wide shield on the outdoor side of a sash frame.

[Conventional technology]

In a composite sash provided with a shield such as a wind-up shutter or a screen door on the outdoor side, a drive device capable of operating the shield or the like from the indoor side is attached. As this driving device, there is known a device in which a rod projecting into a room is meshed with a winding drum shaft of a shutter and the rod is rotated, as disclosed in Japanese Utility Model Laid-Open No. 60-108695. In addition, a shield storage room is provided above the composite sash, and the storage room is attached to the upper part of the indoor side of the opening of the building, a string is hung from the storage room to the room side, and the string is operated to wind up the winding drum of the shield. One that rotates a shaft is known. In addition, in the case of a louver window with a wing plate on the outside, the indoor side of the wing plate is pivotally supported by the eaves rod as shown in Japanese Utility Model Application Publication No. What swings a lever is known.

[Problems to be solved by the invention]

When a shield such as a shutter or a screen door wider than the opening width of the sash frame is provided on the outdoor side of the sash frame, and a rod of the driving device is meshed with the end of the winding drum shaft of the shield from the indoor side,
Since the rod has to penetrate the vertical member of the sash or the building where the sash frame is mounted, there is a problem that it is difficult to mount the elevating device, and there is also a problem in waterproofing.

The present invention has been made in view of the above-mentioned problems of the prior art, and an object of the present invention is to provide a shield lifting device that is wider than the opening width of the sash frame and is slightly larger than the sash frame. So that it can be attached to

[Means for solving the problem]

In order to achieve the above object, the present invention is directed to a lifting device for a shield in a composite sash, wherein a shutter frame to be attached to the outside of the sash frame is wider than the opening width of the sash frame and is slightly larger than the sash frame. In a composite sash composed of a chamber, one end of a shield that is inserted into the vertical frame material of the frame so as to be able to move up and down is fixed to a winding drum that is supported in the storage chamber, and the winding drum shaft is connected to the winding drum shaft. A gear fixed to the end, a worm gear meshing with the gear, a free rod connected to the worm shaft and bent by a universal joint above the sash frame and from the inside of the hard material to the inside of the room, and the inside of the free rod It is rotated by a driving device composed of a driving tool attached to the end.

[Action]

The worm gear of the drive meshes with the gear of the drum shaft,
Since the universal rod connected to the worm shaft can be bent by the universal joint, the universal rod can protrude into the room from the inner periphery of the sash frame while avoiding penetration of the sash frame and the building.

〔Example〕

First, a structural example of a composite sash will be described with reference to the drawings.
The composite sash is composed of a sash frame F, part of which is housed in the opening of the building and externally attached to the outside of the building, and a shutter frame 1 which is externally attached to the outside of the sash frame F and which is wider and slightly larger than the sash frame F. Have been.

The sash frame F has an upper member FI attached to the lower outdoor portion of the upper cross member P1 constituting the building opening, a lower member P2 mounted to the upper outdoor portion of the lower cross member P2, and an inner member of the left and right hard members P3 and P4. The shutter frame 1 is formed of vertical members F3 and F4 attached to the peripheral portion. The shutter frame 1 is provided with a storage room 3 for the shielding body 9 above the frame 2 which is wider than the opening width l of the sash frame F and slightly larger. It is.

The frame 2 of the shutter frame 1 includes an upper frame member 21 mounted above the sash upper member F1, a lower frame member 22 mounted below the sash lower member F2, and left and right vertical frames mounted outside the sash vertical members F3 and F4. The shield 9 is made up of the vertical frame members 2 of the frame 2 by rotating the winding drum 4 supported on the storage chamber 3.
The upper frame member 21 is attached to the upper outdoor part of the upper cross member P1, the lower frame member 22 is attached to the lower outdoor part of the lower cross member P2, and the vertical frame members 23, 24 are fixed. It is attached to the outside periphery of the material P3, P4. And a shutter frame 1 attached outside the sash frame F
Upper frame material 21 Lower frame material 22 Vertical frame materials 23 and 24 are upper members F of sash frame F
1. The lower member F2 and the vertical member F4 are in overlapping contact with each other.

Next, a description will be given of a lifting / lowering device for a shield according to the present invention with reference to the drawings of the embodiment. The shield 9 is inserted so as to be able to ascend and descend along the vertical frame members 23 and 24, and the driving device 5 is mounted from the storage room 3 into the room.
It goes up and down.

Specifically, the entrance and exit 12 of the shield 9 are opened on the outdoor side of the upper frame member 21 constituting the frame body 2, and the lower frame member 22 facing the upper frame member 21 is opened.
The mounting wall 2a is provided with a drain wall 2b which is inclined downward from the mounting wall 2a toward the outside of the room.
The guide grooves 13 and 14 are provided in communication with the entrance 12 of the vertical direction, and the guide grooves 13 and 14 are provided in the inner peripheral direction.
The shield 9 is inserted along 3 and 14 so as to be able to move up and down. As the shield 9, a windable shutter or a screen door is desirable.

The storage room 3 of the shutter frame 1 has a roof 31 which is inclined downward from the building to the outside, a bottom plate 35 continuously connected to the outside of the shutter upper frame member 21, a front plate 32 to be installed outside, and a rear plate to be installed inside the room. 34, and a side plate 33 attached to both the left and right sides. An insertion window 36 of the driving device 5 is provided in the rear plate 34, and the winding drum 4 of the shield 9 is rotatably supported inside the storage room 3. A gear 15 is provided at one end of the shaft 4a, one end of the shield 9 is fixed to the drum 4, and the other end of the shield 9 is connected to the entrance of the upper frame member 21.
Insert through 12.

The driving device 5 includes a worm gear 6a meshing with the gear 15 of the drum shaft 4a, a universal rod 8 for connecting the universal joint 7 to the worm shaft 6, and a driving tool 10 attached to an end of the universal rod 8. 6 is supported so as to cross-engage with the drum 4 at right angles, and the swivel rod 8 is located above the sash frame F and inside the hard materials P3, P4, and on one inner peripheral side of the shutter vertical frame materials 23, 24. First rod 8 to be supported
a and a second rod 8b connected from the rod 8a to the worm shaft 6 via a universal joint 7, and the second rod 8b is inclined so as to open outward.

As the driving tool 10 attached to the indoor side end of the universal rod 8, a steering wheel or a chain wheel is desirable. It is also possible to support the first rod 8a of the universal rod 8 with a rod support 18 attached to the upper cross member P1 of the opening of the building.

More specifically, since the opening width L of the shutter frame 1 is wider than the opening width 1 of the sash frame F, and is slightly larger than the opening width L, the free rod 8 is refracted and inclined by the wide width and the large width, and the rod 8 penetrates the building. avoid.

In the shutter frame 1 shown in FIG. 5, a guide rail 19 of the shield 9 is attached to the entrance 12 of the upper frame member 21 to prevent the shield 9 moving up and down by the guide rail 19 from being shaken.

6 includes an indoor body 2A for mounting the vertical frame members 23 and 24 of the frame body 2 to the building, and an outdoor body 2B for forming the guide groove 13.
The guide groove 13 of the outdoor body 2B is formed for a shutter or for a rewindable screen door, and the outdoor body 2B according to the purpose is selected from the guide groove 13 and the indoor body 2B is selected. body
Combination with 2A and vertical frame members 23 and 24.

[Effect of the invention]

Since the shield lifting device according to the present invention is configured as described above, the following effects can be obtained.

Since the universal rod of the drive device can be bent via the universal joint, even if the opening width of the shutter frame is wider than the opening width of the sash frame, and even slightly larger,
The universal rod can be guided from above the sash frame and from the inside of the hard material to the outside of the room, and can be rotated inside the room. As a result, unlike the case where the worm shaft penetrates the building, it is not necessary to form a rod insertion port in the sash vertical frame material or the building, and rainwater does not enter the room from the insertion port. Since the shutter frame is wider and slightly larger than the sash frame, it can be easily and easily mounted outside the sash frame, and can be mounted later outside the existing sash frame. By changing the guide groove of the frame, it can also be applied to a rewind type screen door.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of an essential part of a composite sash showing an example of use of the lifting device, FIG. 2 is a cross-sectional view showing an example of mounting a frame, and FIG.
FIG. 4 is a perspective view showing a mounting example of a storage room, FIG. 4 is a longitudinal sectional view showing a main part of an example of mounting a frame and a storage room, FIG. 5 is a vertical sectional view showing a structural example of a storage room, and FIG. Is a cross-sectional view showing a structural example of a similar frame, and FIG. 7 is an exploded perspective view of a driving device. F: sash frame, F1: upper member, F2: lower member, F3.F4: vertical member 1: shutter frame, 2: frame, 21: upper frame material, 22: lower frame material, 23, 24: vertical frame material 3, storage room, 31 roof, 32 front plate, 33 side plate, 34 rear plate, 35 bottom plate, 36 insertion window, 4 ...
Winding drum, 4a: drum shaft, 5: drive unit, 6: worm shaft, 6a: worm gear, 7: universal joint, 8: free rod, 8a: first rod, 8b: second rod, 9: shield , 10 ... drive, 12 ... doorway, 13, 14 ... guide groove, 15 ... gear, 18 ... rod. Supporting tool, 19: guide rail, P1: upper cross member, P2: lower cross member, P3, P4: hard material L: opening width of shutter frame, l: opening width of sash frame,

Claims (1)

(57) [Scope of request for utility model registration] 1. A frame material of a shutter frame (1) attached to the outside of a sash frame (F) housed in an opening of a building is superimposed on a frame member of the sash frame (F), and the sash frame (F) is overlapped. In a composite sash composed of a frame (2) wider and slightly larger than the opening width (l) and a storage room (3) provided above the frame, the vertical frame members (23, 24) of the frame (2) move up and down. One end of the shield (9) to be freely inserted is fixed to the winding drum (4) supported on the storage chamber (3), and the winding drum shaft (4a) is connected to the end of the winding drum shaft (4a). A gear (15) fixed to the portion, a worm gear (6a) meshing with the gear (15), and a worm shaft (6) are connected to the sash frame (F) and a hard material by a universal joint (7). A free rod (8) that bends from the inside of (P3, P4) to the indoor side, and a driving tool attached to the indoor end of the free rod (8) Shield of the lifting device in the composite sash to rotate at 10) configured to drive unit from (5).