JPH06167165A - Opening or closing device for storm door - Google Patents

Abstract

PURPOSE:To open or close storm doors at the indoor side of panel members. CONSTITUTION:A driving device 20 comprising a handle 31, a driving shaft 32 and sprockets 36 is provided on the indoor side of panel members for an oriel window frame 5, and band-shaped members 21. engaged with these sprockets 36 are slidably fitted in a guide groove 39 formed along a storm door-moving course on the oriel window frame 5. One end of this band-shaped member 21 in longitudinal direction is connected to the door end of a third storm door 12 and the third storm door 12 is moved extending between open and closed positions.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for opening and closing a shutter mounted on a bay window or a shutter mounted on a sash frame.

[0002]

2. Description of the Related Art As a shutter mounted on a bay window, for example, as shown in JP-A-3-137389, first, second and third shutters can be rotated and slid on the outside of a bay window frame. By attaching to the 3rd shutter and moving it to the 1st, 2nd and 3rd
It is known that the shutters are folded up and opened.

As a shutter mounted on the sash frame, for example, as shown in Japanese Utility Model Laid-Open No. 52-331141, a plurality of shutters are mounted on the outside of the sash frame so as to be movable in the in-plane direction.
It is known that the shutter is opened by moving it and stacking it in the door pocket in the out-of-plane direction for storage.

[0004]

Since such a shutter is mounted on the outside of a panel member such as a shoji screen or glass, when the shutter is opened and closed, the panel member is opened and a person manually moves the shutter. Not only is the opening and closing operation troublesome, but also when the room is being cooled or heated, air circulates inside and outside the room and the cooling and heating effect is reduced.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a shutter opening / closing device that can solve the above-mentioned problems.

[0006]

A shutter is mounted on the outside of a panel member so as to be movable between an open position and a closed position, and a flexible strip 21 is reciprocated inside the panel member. A drive unit 20 is provided, and one longitudinal end of the strip 21 is made slidable along a guide groove 39 provided along the moving path of the shutter, and one longitudinal end of the strip 21 is connected to the shutter. A shutter opening and closing device.

[0007]

[Operation] Drive device 20 provided inside the panel member
By reciprocally moving the strip-shaped body 21, the one end in the longitudinal direction of the strip-shaped body 21 is guided by the guide groove 39 and reciprocates along the shutter door moving path, so that the shutter can be opened and closed from the indoor side of the panel member.

[0008]

[Examples] As shown in FIGS. 1 and 2, the bay window A is provided with a bayonet upper frame 1, a bayonet lower frame 2, a mounting vertical frame 3, and a bay window frame 5 composed of a cuboid 4, which are substantially trapezoidal in plan view. A panel member 6 made of glass or the like is provided between the mounting vertical frame 3 and the upright 4, and the sleeve window portion A ₁
A panel member 7 such as a shoji is provided between the left and right uprights 4 and 4 to form a front window portion A ₂ , and a roof 8 is attached to the upper portion of the window frame 5.

The bay door shutter B comprises a pair of left and right first shutters 10 facing the sleeve window portion A ₁ , a pair of left and right second shutter doors 11 and 3 facing the front window portion A _2, and The hanging portion 10a of the shutter 10 of No. ₁ is rotatably connected to the outdoor side surface of the mounting vertical frame 3, that is, the base of the sleeve window portion A _{1 by} a hinge 13.
Door end portion 10b of the first shutter 10 and suspension base 1 of the second shutter 11
1a is rotatably connected by a hinge 14, and the second shutter 11
The third shutter 12 is slidably connected in the in-plane direction to the outdoor side of the door, and the door tips of the second shutter 11 and the third shutter 12 are vertically guided by the bay window upper frame 1 and the bay window lower frame 2. It is slidably guided along the groove.

As shown in FIG. 2, a drive unit 20 is attached to the left and right center portions of a main plate 15 attached to the bay window lower frame 2, and a pair of left and right belt-shaped members 21, 21 are reciprocally moved in synchronization with this drive unit 20. A slider 22 is connected to one end of each strip 21 in the longitudinal direction, and each slider 22 is connected via a connecting rod 23 to a pair of left and right third shutters 12, 12. 12a, 12a are connected.

Therefore, when the pair of left and right belt-shaped bodies 21, 21 are moved forward and backward by the drive unit 20 in the arrow direction, the left and right third shutters 12, 12 are moved in the arrow direction to move the second shutter door 12, 21.
When it overlaps with the outdoor side of the shutter 12 and the band 21 is further moved in the direction of the arrow, the third shutter 12 and the second shutter 11 integrally rotate and move to move the first, second and third shutters 1.
0, 11, and 12 are folded and overlapped to open.

As shown in FIGS. 3, 4 and 5, the drive unit 20 includes a drive shaft 32 and a driven shaft 33, which are rotated by a handle 31, in a housing 30, and the drive shaft 32 and the driven shaft 33 are driven by a drive gear. 34 and the driven gear 35, and the drive shaft 3
2 and the sprocket 36 attached to the driven shaft 33,
The pair of strips 2 are attached to the pair of sprockets 36, 36.
The pair of belt-shaped bodies 21 and 21 are synchronously reciprocally moved by meshing with each other and rotating the handle 31.

The pair of strips 21 are resin racks, but may be a chain, and the strips 21 may be made of a flexible material and have an engaging portion. The pair of strip-shaped bodies 21 are guided by the strip-shaped body guides 37 and project outward from the upper and lower intermediate vertical walls 2c in the middle between the shoji mounting portion 2a and the lower guide groove 2b in the bay window lower frame 2.
One end of the protruding portion is connected to the slider 22 with a screw 22a, and the strip 21 is slidably fitted in a guide groove 39 of a guide frame member 38 attached to the upper and lower intermediate vertical walls 2c of the bay window lower frame 2. As shown in FIG. 4, the guide frame member 38 is attached along the movement path of the third shutter 12 over the front window portion A ₂ and the sleeve portion window portion A ₁ , and the corner block 40 is provided at the corner portion. It is continuous and has a door end portion 12a of the third shutter 12
Can be moved from the front window A ₂ to the sleeve window A ₁ .

As shown in FIGS. 6 and 7, the strip-shaped body guide 37 includes a one-side guide block 43, another-side guide block 44, a base guide block 45, and a front guide between the lower plate 41 and the upper plate 42. The block 46 is provided, and a partition plate 47 is provided between the one side guide block 43 and the other side guide block 44 so as to extend over the base guide block 45 and the front guide block 46, and the one side guide groove 48 and the other side guide groove are provided. 49 is formed, and the base end portions 48a, 48a of the one side and the other side guide grooves 48, 49 are arcuate and open on both sides.
Tip portions 48b, 48b of the guide grooves 48, 49 on the other side
Has an arc shape and is open on both sides.

A pair of lower through holes 50 and one upper through hole 51 are formed concentrically on both sides of the lower plate 41 and the upper plate 42 on the base end side. The sprocket 36 is inserted over the pair of strips 21, 21.
The pair of strip-shaped bodies 21 are slidably guided by the guide grooves 48, 49 of the one side / other side and the guide groove 39 of the guide frame member 38, and the strip-shaped body 21 is moved forward. That is, buckling deformation does not occur when moving in the pushing and moving direction, so that the band-shaped body 21 does not have to be endless.

The lower end of the lower plate 41 of the strip guide 36 is narrowed and protrudes from the upper plate 42, and a front guide block 46 is attached to the protruding part by a pressing piece 52 and a screw 53. As shown in FIGS. 3 and 4, the tip end portion 41 projects outward from the opening 2d of the upper and lower intermediate vertical wall 2c of the bayonet lower frame 2.

Next, details of the drive unit 20 will be described. The housing 30 has a recess 60 having a substantially rectangular shape and a flange 61, and is fitted into the mounting hole 15a of the main plate 15 to fix the flange 61 to the upper surface of the main plate 15, and the bottom wall 60a of the recess 60 has a large size. A diameter hole 62 and a small diameter hole 63 are formed, a gear 64 which is loosely fitted in the large diameter hole 62 is fixed to the drive shaft 32 with a key 66, and a rotor 65 rotates and rotates above the drive shaft 32. A large-diameter blind hole 67 into which the gear 64 is loosely fitted is formed in the lower surface of the rotor 65, which is fitted so as to be vertically movable, and a disk 68 is screwed to the lower surface of the rotor 65. Is
On the inner peripheral surface of the disc 68, a projection piece 69 that meshes with the gear 64 is provided.
Four rotors 65 are formed at intervals of 90 degrees in the circumferential direction, and the rotor 65 is connected to the drive shaft 32 via the disc 68, the protrusion 69, and the gear 64.

The base 31a of the handle 31 is fitted into the upward recess 70 of the rotor 65 and is connected by a pin so as to be rotatable up and down. The handle 31 is recessed in the housing 20.
It has a substantially rectangular shape which is substantially the same as the plane shape of 0, and the other end is provided with a rotary knob 71, and when the handle 31 is rotated upward, it projects from the recessed portion 60 of the housing 30 and the rotary knob 71 is directly above. Turned to the handle 3
When 1 is rotated downward, it is housed in the recessed portion 60 of the housing 30 as shown by the phantom line in FIG. 5, and the rotation of the handle 31 is blocked by the housing 20.

Therefore, by rotating the handle 31 downward and storing it in the recessed portion 60 of the housing 30, the rotation of the drive shaft 32 is locked and the belt-shaped body 21 is prevented from reciprocating and locked. As it has a function, the third shutter 1
It does not move even if 2 is pushed by hand, and the closed shutter cannot be opened from the outside of the room, which is preferable for crime prevention.

When the shutter 12 is fully closed, the handle 31 may not be aligned with the recess 60 and cannot be housed in the recess 60 due to an assembly error or an elongation of the strip 21. In this case, The handle 31 and the rotor 65 are moved upward to separate the protrusion 69 of the disc 68 from the gear 64, and the handle 31 is rotated around the drive shaft 32 together with the rotor 65 to make the direction of the handle 31 concave. The rotor 65 is moved downward so as to be aligned with the portion 60, and the disc 68 and the projection 69 are moved to the gear 64.
And the handle 31 is rotated downward to engage the recess 60.
It should be stored in.

A rectangular hollow gear case 72 is fixed to the bottom surface of the housing 30, and the driven shaft 33 is vertically movable in the holes of the upper and lower plates 72a and 72b of the gear case 72 and the small diameter hole 63 of the housing 30. The driven gear 35 is fixed to the driven shaft 33 in the gear case 72 and protrudes downward from the lower plate 72b of the gear case 72 in the driven shaft 33. A sprocket 36 is fitted to the portion by a slip key or the like so as to be vertically movable, and a spring 7 is provided between a spring receiver 74 and a receiving plate 75 provided at the lower end of the drive shaft 33.
6, the sprocket 36 is pressed against the lower plate 72b of the gear case 72 via the receiving plate 77 to urge the driven shaft 33 downward to fit the driven gear 35 to the drive gear 34 and hold the knob 73. When the driven shaft 33 is pulled up against the spring 76, the driven gear 35 moves upward and the drive gear 34
And leave.

Because of this, the driven shaft 33 is pulled up by holding the knob 73 to disengage the driven gear 35 and the drive gear 34, and in that state, the handle 31 is rotated to rotate the drive shaft 32.
When one rotates, only one sprocket 34 rotates and only one strip 21 moves back and forth, so only one third shutter 12 can move. Therefore, one of the first and second
-Only the third shutters 10, 11, 12 can be opened and closed, and the closed positions of the left and right third shutters 12 can be adjusted correctly.

In the above embodiment, the left and right third shutters 12, 1
Although the case of moving 2 to the left and right has been described,
The shutter 12 may be moved left and right. In this case, the handle 31, the drive shaft 32, and the sprocket 36 constitute the drive device 20, and the band-shaped body guide 37 may have a shape having one guide groove.

In the above embodiment, the drive shaft 32 is attached to the handle 3
Although it is rotated at 1, it may be driven by an electric motor. In this case, sensors such as limit switches are installed at the closing position and the opening position of the shutter, and the sensors are built into the drive electric circuit of the electric motor, and when the main switch is opened and closed, the electric motor is driven and the closing position and the opening position are changed. Then, the sensor can be activated to stop the electric motor.

[0025]

EFFECT OF THE INVENTION Drive device 2 provided on the indoor side of the panel member
When the strip-shaped body 21 is reciprocated at 0, one longitudinal end portion of the strip-shaped body 21 is guided by the guide groove 39 and reciprocates along the shutter moving path, so that the shutter can be opened and closed from the indoor side of the panel material. Therefore, since it is not necessary for a person to move the shutter by hand when opening and closing the shutter, the shutter opening and closing operation is simplified, and air does not circulate inside and outside to reduce the cooling and heating effect. . Also,
Since the band-shaped body 21 slides along the guide groove 39, the band-shaped body 21 does not buckle when the band-shaped body 21 is pushed and moved, and it is not necessary to make the band-shaped body 21 endless. Since the guide member does not have to be provided in the structure, the structure becomes simple.

[Brief description of drawings]

FIG. 1 is an external front view of a bay door for a shutter.

FIG. 2 is a cross-sectional view of a bay window for a shutter.

FIG. 3 is a vertical cross-sectional view of a shutter opening / closing portion.

FIG. 4 is a sectional view taken along line CC of FIG.

5 is a sectional view taken along line DD of FIG.

FIG. 6 is a plan view of a strip-shaped body guide.

FIG. 7 is a side view of the band-shaped body guide.

FIG. 8 is a perspective view of a shutter opening / closing section.

[Explanation of symbols]

2 ... bay window lower frame, 5 ... bay window frame, 10 ... first shutter, 11 ... second shutter, 12 ... third shutter, 20 ... driving device, 21 ... strip, 31 ... handle, 32 ... driving shaft, 36 ... Sprocket, 38 ... Guide frame material, 39 ... Guide groove.

Claims (1)

[Claims] 1. A drive device 20 for mounting a shutter on the outside of a panel member so as to be movable between an open position and a closed position, and for reciprocating a flexible strip 21 on the inside of the panel member. It is characterized in that one longitudinal end of the strip 21 is slidable along a guide groove 39 provided along the moving path of the shutter, and one longitudinal end of the strip 21 is connected to the shutter. A shutter opening and closing device.