JP2601232Y2 - Roll screen fixing device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a device for fixing a screen to a roll pipe of a roll blind, and more specifically, a fixing piece is detachably fixed to an edge of the screen and fixed. The present invention relates to an apparatus for inserting a piece into a fixing groove of a roll pipe from an opening on a peripheral surface thereof and fixing the screen to the roll pipe.

[0002]

2. Description of the Related Art A fixing piece made of a hard metal or a synthetic resin is attached to an edge of a screen, and the fixing piece is inserted into a fixing groove of a roll pipe from a peripheral opening thereof and fixed. Is fixed to
No. 30 discloses this. Also, an elastic synthetic resin attachment piece or a flexible fastener half is fastened to the edge of the screen, and the attachment piece or the fastener half is inserted into the fixing groove of the roll pipe from the peripheral opening thereof. Fixing and fixing the screen to a roll pipe are known from Japanese Utility Model Publication No. 4-7360 and Japanese Utility Model Laid-Open Publication No. 63-12594.

[0003]

When the screen is washed, it is necessary to remove the fixing piece fixed to the edge of the screen, and it is also desirable to remove the relatively flexible fastener half. However, since the conventional fixing piece or fastener half is bonded or sewn to the screen fabric, it is not easy for the user to remove the fixing piece or fastener half from the screen, and it is more difficult to re-attach after washing. Was.

The present invention has been made to solve this problem, and an object of the present invention is to insert a screen edge into a fixing groove of a roll pipe from an opening on a peripheral surface thereof to connect the screen to the roll pipe. It is an object of the present invention to provide a device in which a fixing member is attached to the screen edge for fixing, and the fixing member can be easily attached to and detached from the screen edge. When the screen is thick, a thin connecting cloth is sewn to the edge of the screen, and a fixing member is detachably attached to the connecting cloth. In this case, the connecting cloth is always integral with the screen and does not need to be removed at all during washing.

[0005]

In order to achieve the above-mentioned object, a means adopted by the present invention is to form a loop by folding the edge of the screen or the edge of the connecting cloth fixed to the edge of the screen, A metal or synthetic resin core rod is inserted into the loop, the loop containing the core rod is inserted into the core rod groove of the fixing bar from its end face opening, and the fixing bar is inserted into the fixing groove of the roll pipe. Insert from the opening, hook the stopper formed on one side of the fixing bar in the fixing groove, and apply the contact part formed on the other side of the fixing bar to the upper inner surface of the fixing groove, and the fixing bar is fixed to the fixing groove That is to do.

[0006]

It is extremely easy to pass the core rod through the loop formed by folding the edge of the screen or the connecting cloth fixed to the edge, and to remove the core rod that has passed through the loop. When the core rod is passed through the loop, the shape of the loop is stabilized, so it is possible to easily insert the loop into the core rod groove of the fixed bar from its end face opening and attach the screen to the roll pipe. It is easy to insert and remove with the loop. A stopper part is formed on one side of the fixed bar and a contact part is formed on the other side.The fixed bar with the screen attached can easily fit into the fixed groove together with the screen when it is inserted from the other side into the peripheral opening of the fixed groove Can be. Then, the stopper bar on one side is hooked on the fixing groove, and the contact part on the other side is brought into contact with the inner upper surface of the fixing groove to fix the fixing bar to the fixing groove. When the screen is removed from the roll pipe, the stopper on one side of the fixing bar is unlatched and the fixing bar is pulled out from the peripheral surface opening of the fixing groove. Then, when the loop is pulled out from the end face opening of the fixed bar together with the core bar, and the core bar is further pulled out from the loop, the screen becomes a free unit.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described based on an embodiment shown in the drawings. As shown in FIG. 1, the roll pipe 10 includes a fixing groove 11, and the circumferential width of the peripheral opening 12 of the fixing groove is not more than half of the internal circumferential width. The fixing bar 20 is inserted into the fixing groove 11, and the loop 16 of the connecting cloth 18 through the core rod 17 enters the core rod groove 21 inside the fixing bar 20. The connecting cloth 18 is sewn to the edge of the screen 15. When the screen 15 is tensioned, the contact portion 23 of the fixing bar 20 hits the upper inner surface of the fixing groove 11, and the projection-like stopper portion 22 hangs on the side edge 12a of the peripheral opening 12 of the fixing groove 11, so that the screen 15 Fix to the roll pipe 10.

[0010] As shown in FIG. 2, a connecting cloth having a loop 16 formed by folding the tip in advance at the edge of the screen 15.
18 is sewn to the edge of the screen 15. As shown by the arrow A, the core rod 17 is passed through the loop 16 of the connecting cloth 18, and then, as shown by the arrow B, the loop 16 passing through the core rod is fixed to the fixing bar 20.
Through the fixing groove 21 from the end face opening 25 of the second member. Since the inside of the fixing groove 21 is larger than the outer diameter of the core rod 17 and the peripheral surface opening 24 is slightly wider than the thickness of the connecting cloth 18, even if the loop 16 is elastically deformed, it cannot fall out of the peripheral surface opening 24. Can not. On the opposite side of the stopper portion 22 of the fixed bar 20, a projecting contact portion 23 is formed.

As shown in FIG. 3, if the screen 15 is not thick, a loop 16 may be formed by folding the edge of the screen 15 without using a connecting cloth, and the core rod 17 may be passed through the loop. As shown in FIG.
Of the fixing bar 20 from the contact portion 23 side.
Into the peripheral opening 12 of the roll pipe 10. Fixed bar 20
Is larger than the width of the peripheral opening 12 of the fixing groove 11,
Since the radial width is slightly smaller than the depth of the fixing groove 11, that is, the radial width, the fixing bar 20 does not elastically deform and the fixing groove 11
to go into. When the screen 15 is pulled in the direction of the stopper portion 22 after the fixing bar 20 is fitted into the fixing groove 11, as shown in FIG. Is fixed in the fixing groove 11.

When removing the screen from the roll pipe, the screen 15 is loosened so that the stopper 22 is
From the side edge 12a of the fixing bar 20 as shown in FIG.
Is taken out from the peripheral opening 12 at an angle, and then, as shown in FIG. 2, first, the loop 16 is pulled out from the end face opening 25 of the core rod groove 21 of the fixed bar 20, and then the core rod 17 is pulled out from the loop 16. .

Although the width of the fixing bar in the circumferential direction of the cross section must be larger than the width of the peripheral surface opening of the fixing groove, the shape is not limited to the above-described embodiment, and the fixing bar can be inserted directly from the peripheral surface opening of the roll pipe. Any shape is acceptable. For example, as shown in FIG. 5, the cross section of the fixing bar 20 fitted into the fixing groove 11 of the roll pipe 10 has an inverted U-shape, and the opposite side of the stopper portion 22 is enlarged to form a contact portion 23, and the contact portion 23 is formed. The core rod groove 21 may be formed in the contact portion.

As shown in FIG. 6, the cross section of the fixing bar 20 fitted in the fixing groove 11 of the roll pipe 10 is L-shaped,
The stopper portion 22 may be formed at the outer corner portion, the contact portion 23 may be formed at the long extended end, and the core rod groove 21 may be formed at the contact portion. Further, as shown in FIG. 7 and FIG.
A convex portion 13 or a concave portion 14 is formed at the groove bottom of the fixing groove 11 of 10, and a concave or convex stopper portion 22 elastically fitted to the convex portion or the concave portion is provided on one side of the fixing bar 20 on the other side. The contact portions 23 are respectively formed. In this case, the peripheral opening 12 of the fixing groove 11 is moved to one side, and the contact portion 23 in which the core rod groove 21 of the fixing bar 20 is formed is fixed to the fixing groove 20.
Insert into the opposite side of 11

[0013]

As described above, the apparatus of the present invention can fix the screen to the roll pipe by inserting the edge of the screen into the roll pipe fixing groove from the peripheral surface opening.
Unlike the conventional device, in which the fixing member attached to the screen edge could not be easily attached or detached, the core rod as the fixing member can only be inserted into and removed from the loop formed on the screen edge. When the stick is pulled out, the screen has an excellent effect that it can be washed as a single unit.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a roll screen provided with a device according to a first embodiment of the present invention;

FIG. 2 is an exploded perspective view showing a main part of the screen and the fixing bar of FIG. 1,

FIG. 3 is an exploded perspective view of an embodiment in which an edge of a screen is formed into a loop.

FIG. 4 is a view showing a state in which the fixing bar of FIG. 1 is fitted into a fixing groove of a roll pipe;

FIG. 5 is a view corresponding to FIG. 1 of the second embodiment,

FIG. 6 is a view corresponding to FIG. 1 of the third embodiment,

FIG. 7 is a view corresponding to FIG. 1 of the fourth embodiment,

FIG. 8 is a view corresponding to FIG. 1 of the fifth embodiment,

[Explanation of symbols]

10: roll pipe, 11: fixing groove, 12: peripheral opening, 13: convex, 14: concave, 15: screen, 16: loop, 17: core rod, 18: connecting cloth, 20: fixing bar, 21: Core rod groove, 22: Stopper part, 23: Contact part, 24: Peripheral opening, 25: End opening

Claims (4)

(57) [Scope of request for utility model registration] An edge of the screen (15) is fixed to a bar (20).
And fixing the screen to the roll pipe by inserting the fixing bar through a peripheral opening (12) of a fixing groove (11) provided in a roll pipe (10), wherein the screen or an end thereof is fixed. An edge of the connecting cloth fixed to the edge is formed in a loop (16), a core rod (17) is passed through the loop, and a loop passing through the core rod is provided on the fixed bar (2).
1) through its end face opening (25), and a stopper (22) that can be hooked on the fixing groove on one side of the fixing bar and an abutment that can abut on the inner surface of the fixing groove on the other side. A roll screen fixing device, wherein a part (23) is formed. 2. The fixing device according to claim 1, wherein the stopper portion is a step-like projection and is hooked on a side edge of the peripheral opening of the fixing groove. Roll screen fixing device. 3. The roll screen fixing device according to claim 1, wherein the contact portion (23) is enlarged to form a core rod groove (21). 4. A convex portion (13) or a concave portion (14) is formed on the bottom surface of the fixing groove (11), and the stopper portion (22) is a concave portion or a convex portion elastically fitted to the convex portion or the concave portion. The roll screen fixing device according to claim 1, wherein the roll screen fixing device is provided.