JP2601691Y2 - Slat curtain doorway structure - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an entrance / exit structure of a slat curtain in a pull-up shutter device used for a ventilation opening of a building such as a house or a lighting window.

[0002]

2. Description of the Related Art A wind-up cage for winding a slat curtain is provided at the upper edge of a shutter device used for a ventilation opening of a building such as a house or a lighting window due to structural restrictions of the building. Since it is impossible to do so, a storage unit (shutter case) with a built-in take-up cage is provided below the shutter opening. When the shutter is closed, the slat curtain is pulled out from the entrance of this storage unit. A pull-up shutter device having such a configuration is provided.

[0003]

However, the above-mentioned pull-up type shutter device does not have a mechanism for closing the entrance and exit of the slat curtain provided on the upper surface of the storage portion. Therefore, when the shutter is open, foreign substances such as dust, insects, and leaves enter the inside from the entrance,
There is a problem that the slat curtain is soiled and causes a failure of a mechanism part. In addition, rainwater or the like may fall down, and there is a problem that no countermeasure is taken for waterproofness. Even in the closed state where the shutter is raised, the same problem as described above occurs because there is a gap between the slat and the storage unit main body at the entrance.

Accordingly, the present invention provides an entrance / exit structure for a slat curtain in which the entrance / exit of a slat curtain storage portion can be opened / closed by utilizing the operation of the slat curtain when opening / closing a shutter in order to solve the above-mentioned problems. It is intended to be.

[0005]

Next, means for achieving the above object will be described with reference to the drawings corresponding to the embodiments. The entrance and exit structure of the slat curtain of this invention,
In a pull-up shutter device in which a storage portion 3 of a slat curtain 2 is provided below a shutter opening 1 and a shutter opening 1 is closed by pulling up the slat curtain 2, the storage portion 3 is provided on an upper surface 3a of the storage portion 3. At least the shutter opening 1 of the entrance 3A
6 opening and closing the entrance 3A with the outside of the fulcrum as a fulcrum
When the shutter is opened, the lid 6
To close the entrance 3A, and when the shutter is closed, the lid 6 is pushed up by the slat curtain 2 to open the entrance 3A and the lid 6 is held so as to lean against the slat curtain 2. It is characterized by doing.

The lid 6 may be configured to pivot toward the entrance 3A closed side by its own weight, and the lid 6 has a biasing force that always pivots toward the entrance 3A closed side. An urging member 9 may be provided.

[0007]

Accordingly, when the shutter is opened, when the slat curtain 2 enters the storage section 3, the door 3A is closed by its own weight or by the urging force of the urging member 9, and the shutter 3A is closed. Occasionally, the upper edge of the slat curtain 2 pushes back the lid 6 to release the entrance 3
A is released. This prevents foreign substances such as dust, insects and leaves from entering when the shutter is opened.
Prevents rainwater intrusion and eliminates concerns about waterproofness. Even when the shutter is closed, the lid 6 leans against the slat curtain 2 from the outside, so there are no gaps and the effect of preventing rainwater from entering in this state. Can be demonstrated.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the illustrated pull-up shutter device. In the shutter device of the present invention, as shown in FIG. 1, a slat curtain 2 for opening and closing a shutter opening 1 is provided inside a slat curtain storage unit (shutter case) 3 arranged below the opening 1. It is adapted to be wound around the winding cage 4.

An entrance 3A through which the slat curtain 2 enters and exits is provided on the upper surface 3a of the storage section 3. One side of the entrance (indoor side) of the entrance 3A is a lintel 8. A pair of left and right guide rails 5 and 5 'for guiding the slat curtain 2 up and down are provided on both sides of the shutter opening 1 so as to face each other.

As shown in FIG. 3A, a cover 6 for opening and closing the entrance 3A outside the shutter opening 1, ie, outside, is provided at the entrance 3A located on the upper surface 3a of the storage portion 3 of the slat curtain. Are pivotally connected via hinges 7.

In the present embodiment, the lid 6 is a strip-shaped plate whose free end is formed so as to have a substantially circular cross section as shown in FIG. Is fixed to the upper surface side of the storage unit upper surface 3a and the lid 6.

When the shutter is opened, that is, when the slat curtain 2 is completely wound into the storage section 3, the lid 6 is under its own weight as shown in FIGS. 2 (A) and 3 (A). The entrance 3A is closed.

When the shutter is closed, that is, when the slat curtain 2 is lifted up and pulled up from the entrance 3A of the storage section 3, the lid 6 is closed as shown in FIG.
As shown in FIG. 2, the slat curtain 2 is held so as to lean on the outside.

In such a configuration, when the shutter is opened, when the slat curtain 2 enters the storage section 3,
As shown in FIG. 2D, the lid 6 is rotated by its own weight, and the entrance 3 </ b> A of the storage unit 3 can be closed.

When the shutter is closed, the slat curtain 2 is pulled out of the storage section 3 through the entrance 3A. At this time, as shown in FIG. The lid 6 is pushed up and opened with the tree 2A.

In this manner, the lid 6 is operated by the vertical movement of the slat curtain 2 in conjunction with the opening and closing of the shutter, and the entrance 3A of the slat curtain storage unit 3 can be opened and closed. No foreign matter, such as leaves of the tree, enters the inside of the storage portion, and no rainwater or the like enters, so that the slat curtain 2 is not stained and the mechanism does not break down.

In the above-described embodiment, an example has been described in which the hinge portion of the lid 6 and the storage portion 3 is constituted by the hinge 7. However, as shown in FIG. 4, the pivot portions are fitted to each other. The supporting portions 7A and 7B may have a semicircular arc-shaped cross section.

Further, in the above-described embodiment, an example was described in which the lid 6 was pivotally attached to the outer storage portion 3 side.
It may be pivotally attached to the inside lintel 8.

Furthermore, in each of the above-described embodiments, the lid 6 is provided only outside the shutter opening 1 (outdoor side). However, as shown in FIGS. The lid (6) may also be arranged inside (inside of the room), that is, the lintel (8) to form a double door. In the case of this pair of lids 6, 6, when the shutter is closed, these lids 6, 6 are configured to lean against both sides of the slat curtain 2, so that the outside (outdoor side) and the inside (indoor side) are provided. From both sides of the storage unit 3 to cover the gap between the entrance 3A and the entrance of foreign matter such as dust and insects from both sides can be prevented.

Further, in each of the above-described embodiments, the example in which the lid 6 is configured to rotate in the closing direction by its own weight has been described. However, as shown in FIGS. A configuration may be adopted in which a spring 9 such as a coil spring is provided on the back surface side of the lid 6, and the urging force is applied so that the lid 6 always pivots in the closing direction of the entrance 3A. According to the lid 6 provided with the spring 9, the force always acts in the direction in which the lid 6 is to be closed, so that the lid 6 does not fall in the opening direction and is opened carelessly. Nothing.

[0021]

As described above, the entrance / exit structure of the slat curtain according to the present invention is such that the slat curtain is pivotally supported at the entrance / exit of the storage section provided below the shutter opening by opening / closing a lid. When the shutter is lowered and the slat curtain enters the storage section, the lid can close the entrance by its own weight when the slat curtain enters. Thus, there is an effect that foreign substances such as dust, insects, and leaves of trees can be prevented from entering from the entrance of the storage section, and an effect that rainwater can be prevented from being introduced and concerns about waterproofness can be eliminated.

Further, when the shutter for raising the slat curtain is closed, the lid is pushed up by the upper edge of the slat curtain to open the entrance, and the lid leans against the slat curtain. As in the case of opening, there is an effect that foreign substances such as dust, insects, leaves and the like can be prevented from entering from the entrance of the storage unit, and an effect that rainwater can be prevented and anxiety of waterproofness can be eliminated.

Further, since the lid is provided with a biasing member, and the biasing force of the biasing member always acts on the closing side of the entrance, the slat curtain is stored in the storage portion when the shutter is opened. At the same time, the urging force has the effect of closing the entrance of the storage unit, and at the time of closing the shutter, the lid always keeps leaning against the slat curtain even when the shutter is closed. Practical effects such as prevention of rainwater intrusion and the like can be obtained because foreign matter can be prevented from entering and there is no gap.

[Brief description of the drawings]

FIG. 1 is a perspective view showing one embodiment of an entrance / exit structure of a slat curtain according to the present invention.

FIG. 2 is a schematic vertical sectional side view showing the use mode of the embodiment in (A) to (D).

FIG. 3 is an enlarged vertical sectional side view showing the configuration and the open / closed state of the lid body in (A) and (B).

FIG. 4 is an enlarged longitudinal sectional side view showing another embodiment of the lid shown in (A) and (B).

FIG. 5 shows still another embodiment of the lid (A) and (B).
Enlarged vertical side view

FIG. 6 is an enlarged longitudinal sectional side view showing another embodiment of the lid body in (A) and (B).

FIG. 7 shows still another embodiment of the lid (A) and (B).
Enlarged vertical side view

FIG. 8 is an enlarged longitudinal sectional side view showing another embodiment of the lid shown in (A) and (B).

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Shutter opening part 2 ... Slat curtain 3 ... Storage part (shutter case) 6 ... Lid 9 ... Urging member (spring)

Claims (3)

(57) [Scope of request for utility model registration] 1. A pull-up shutter device in which a storage portion for a slat curtain is provided below a shutter opening and a shutter opening is closed by pulling up the slat curtain, wherein an entrance provided on an upper surface of the storage portion is provided. A lid that opens and closes the entrance is pivotally supported with at least the outside of the shutter opening as a fulcrum.When the shutter is opened, the entrance is closed with the lid, and when the shutter is closed. And a slat curtain, wherein the slat curtain pushes up a lid to open an entrance, and holds the lid so as to lean against the slat curtain. 2. The entrance / exit structure for a slat curtain according to claim 1, wherein the lid is configured to pivot toward the entrance / exit closing side by its own weight. 3. The entrance / exit structure for a slat curtain according to claim 1, wherein the lid is provided with an urging member having an urging force that always pivots toward the entrance / exit closing side.