JP7458236B2 - roll screen - Google Patents

Description

The present invention relates to a roll screen. In particular, it relates to the structure of a roll screen that can maintain the rolled up state of the screen with a weight bar attached to the lower end of the screen.

For example, a roll screen has been disclosed in which the upper edge of the screen (shielding material) is attached to a winding pipe, a weight bar is attached to the lower edge of the screen, and the screen can be maintained in a rolled up state with the weight bar (for example, Patent Document (see 1).

Utility Model Publication No. 58-162990

The roll screen in Patent Document 1 has a cylindrical weight bar connected to the bottom end of the screen. The weight bar rotatably supports a winding shaft inside it. The winding shaft engages the bottom end of the screen. The weight bar also has a dial at its end that is axially connected to the winding shaft. By rotating the dial relative to the weight bar, the screen can be wound up from below inside the weight bar.

However, the roll screen according to Patent Document 1 includes a mechanism such as a brake spring inside the dial so that the screen rolled inside the weight bar is not rewound. Therefore, the roll screen according to Patent Document 1 has the problem of increasing the number of parts and complicating the structure of the blind.

There is a need for a roll screen that can maintain the screen rolled up by a weight bar and has a simple structure. This is the objective of the present invention.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a roll screen that can maintain a state in which the screen is rolled up by a weight bar, and that has a simple configuration.

The present inventor places a holding member at a position outside the outer circumferential surface of the weight bar in order to maintain the wound screen on the outer circumferential surface of the weight bar, and the holding member includes a We thought that the structure could be simplified by providing a locking part to hold the screen so that it could not be moved, and this led us to invent the following new roll screen.

(1) The roll screen according to the present invention is a roll screen including a shielding member that hangs up and down from a support member, and a weight bar connected to a lower end of the shielding member, wherein the weight bar is connected to the lower end of the shielding member. an outer circumferential surface that allows the material to be wound up and unwound; and a position outside the outer circumferential surface of the weight bar in order to maintain the wound shielding material on the outer circumferential surface of the weight bar. a holding member disposed, the holding member having a locking part that holds the wound shielding material so that it cannot be moved , and the holding member having a weight that is detachable from the weight bar. Consists of a bar cap .

( 2) The roll screen according to the present invention is a roll screen including a shielding member that hangs up and down from a support member, and a weight bar connected to a lower end of the shielding member, and the weight bar is connected to the lower end of the shielding member. an outer circumferential surface that allows the material to be wound up and unwound; and a position outside the outer circumferential surface of the weight bar in order to maintain the wound shielding material on the outer circumferential surface of the weight bar. and a holding member disposed, the holding member having a locking part that holds the rolled-up shielding material so that it cannot move, and the locking part having a width substantially the same as that of the shielding material. It consists of a pair of bar materials, and these bar materials sandwich or press both sides of the shielding material.

(3) Preferably , the holding member is a weight bar cap that is detachable from the weight bar .

(4) The locking portion may be supported so as to be movable up and down with respect to the holding member.

The roll screen of the present invention is able to hold the wound shielding material on the outer periphery of the weight bar in a wound state by providing a holding member on the weight bar, and the structure can be simplified because the shielding material does not need to be wound inside the weight bar. In addition, the roll screen of the present invention is able to wind the shielding material on the outer periphery of the weight bar, so the shielding material is wound on the surface and the weight bar is not exposed, improving the design.

BRIEF DESCRIPTION OF THE DRAWINGS It is a front view which shows the whole structure of the roll screen by 1st Embodiment of this invention. FIG. 2 is a vertical cross-sectional view showing the configuration of a weight bar provided in the roller screen according to the first embodiment, and is a cross-sectional view taken along the line AA in FIG. 3A and 3B are cross-sectional views showing the configuration of a weight bar provided in a roller screen according to the first embodiment, in which FIG. 3(A) is a diagram showing the state before the weight bar cap is inserted into the weight bar body, and FIG. 3(B) is a diagram showing the state after the weight bar cap has been inserted into the weight bar body. 4A and 4B are diagrams showing the configuration of a weight bar provided in a roller screen according to a second embodiment of the present invention, in which FIG. 4(A) is a front view of the weight bar according to the second embodiment, and FIG. 4(B) is a longitudinal cross-sectional view of the weight bar according to the second embodiment and a cross-sectional view taken along the arrows B-B in FIG. 4(A). 5A and 5B are diagrams showing the configuration of a weight bar provided in a roller screen according to a third embodiment of the present invention, in which FIG. 5(A) is a front view of the weight bar according to the third embodiment, FIG. 5(B) is a longitudinal cross-sectional view of the weight bar according to the third embodiment, and FIG. 5(C) is a state diagram in which the amount of shielding material wound around the weight bar body is increased from the state shown in FIG. 5(B). 6(A) is a front view showing the overall configuration of a roll screen according to a fourth embodiment of the present invention, FIG. 6(A) is a state diagram before the lower opaque part of the screen is rolled up with a weight bar, FIG. 2 is a diagram showing the state in which the opaque part on the lower side of the screen is rolled up with a weight bar.

Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings.

[First embodiment]
(Roll screen configuration)
(overall structure)
First, the overall configuration of a roll screen according to a first embodiment of the present invention will be described. Referring to FIG. 1, the roll screen 10 according to the first embodiment is installed inside a rectangular opening such as a window frame of a building. The roll screen 10 is installed inside a building that is partitioned from the outside by window glass (not shown) or the like. The roll screen 10 can also be installed outdoors separated by a window glass (not shown) or the like.

Referring to FIG. 1, the roll screen 10 includes a set frame Fs serving as a supporting member, a sheet-like screen 1Sc serving as a shielding material, and a weight bar 1. The set frame Fs is fixed to the upper surface of the opening using a pair of brackets Br.

Referring to FIG. 1, the set frame Fs has a pair of side plates Ps, Ps fixed to both ends. The pair of side plates Ps, Ps supports the winding pipe Pr so that it can rotate freely.

Referring to FIG. 1 or 3, the upper end of the screen 1Sc is connected to the take-up pipe Pr. The screen 1Sc also connects the weight bar 1 to its lower end. In this way, the screen 1Sc hangs down from the take-up pipe Pr via the pair of side plates Ps and Ps and the set frame Fs so as to cover the opening.

Referring to FIG. 1, the take-up pipe Pr has a pulley Pu fixed coaxially to one end thereof. A ball chain Cb serving as an operation cord is wound around the pulley Pu. The looped ball chain Cb hangs down from the pulley Pu.

Referring to FIG. 1, the winding pipe Pr can wind up the screen 1Sc by pulling the ball chain Cb disposed on the front side downward. Then, the screen 1Sc can be raised. On the other hand, by pulling the ball chain Cb arranged on the back side downward, the winding pipe Pr can rewind the screen 1Sc. Then, the screen 1Sc can be lowered. In this way, the roll screen 10 can move up and down the screen 1Sc by operating the ball chain Cb.

(Weight bar configuration)
Next, the configuration of the weight bar 1 according to the first embodiment will be described. Referring to Figures 1 to 3, the weight bar 1 includes a hollow cylindrical weight bar body 11 and a pair of weight bar caps 12, 12 serving as holding members.

Referring to FIG. 2, the weight bar body 11 comprises a pair of semi-cylinders 11c and a partition plate 11d. The pair of semi-cylinders 11c are connected at their inner walls by a partition plate 11d. The partition plate 11d divides the internal space of the weight bar body 11 into approximately half. The pair of semi-cylinders 11c are arranged with their edges facing each other, forming an opening that extends in the longitudinal direction of the weight bar body 11.

Referring to FIG. 2, an attachment plate 11f fixed to the lower end of the screen 1Sc can be introduced into one opening formed on the outer periphery of the weight bar body 11. The mounting plate 11f can be placed in one of the storage chambers (located on the upper side in the figure) partitioned by the partition plate 11d.

Referring to FIG. 2, the attachment plate 11f is arranged so as to be prevented from coming off from one opening of the weight bar body 11. Then, by rotating the weight bar body 11 clockwise around its axis, the screen 1Sc can be wound around the outer periphery of the weight bar body 11. At this time, by winding up the screen 1Sc around the weight bar body 11 from the front to the back, the surface side of the screen 1Sc can be exposed at the winding portion of the weight bar body 11. On the other hand, by rotating the weight bar body 11 counterclockwise about its axis, the screen 1Sc can be unwound from the outer periphery of the weight bar body 11.

Referring to FIGS. 1 to 3, the pair of weight bar caps 12 can detachably close both ends of the weight bar body 11. The weight bar cap 12 is arranged at a position outside the outer peripheral surface of the weight bar body 11.

Referring to Figures 1 to 3, the weight bar cap 12 has a substantially circular base portion 12f, a support portion 121, and a fitting portion 122. The base portion 12f has the support portion 121 and the fitting portion 122 protruding from one side (see Figure 3 (A)). The support portion 121 and the fitting portion 122 extend substantially parallel to each other (see Figure 3 (A)).

Referring to Figs. 1 to 3, the support portion 121 extends in the centrifugal direction of the base portion 12f, and its tip is bent at a right angle and extends approximately parallel to the fitting portion 122 (see Fig. 3(A)). The support portion 121 forms a pair of bifurcated claw pieces 12n, 12n that serve as locking portions approximately parallel to the fitting portion 122. The screen 1Sc can be introduced between the pair of claw pieces 12n, 12n from the edge direction (see Fig. 2). The pair of claw pieces 12n, 12n can clamp or press the end of the screen 1Sc from both sides.

Referring to FIG. 2 or 3, the fitting part 122 can be inserted into the other storage chamber (located on the lower side in the figure) partitioned by a partition plate 11d formed on the weight bar main body 11 (see FIG. 2). . When the fitting portion 122 is inserted into the other accommodation chamber of the weight bar body 11 (see FIG. 3(B)), the weight bar cap 12 is connected to the weight bar body 11 so as not to rotate about its axis.

Also, referring to FIG. 2 or FIG. 3(B), when the fitting part 122 of the weight bar cap 12 is inserted into the other housing chamber of the weight bar main body 11, there is no space between the pair of claw pieces 12n and 12n. , the end of the screen 1Sc can be introduced. Thereby, the locking portion formed by the pair of claw pieces 12n can hold the wound screen 1Sc so that it cannot move in the vertical direction.

(Effect of roll screen)
Next, the functions and effects of the roll screen 10 according to the first embodiment will be explained. Referring to FIGS. 1 to 3, the roll screen 10 according to the first embodiment includes a weight bar cap 12 having a support portion 121 into which the screen 1Sc can be introduced between the locking portion and the pair of claw pieces 12n. By attaching and detaching the screen 1Sc to the weight bar main body 11, it becomes possible to hold the screen 1Sc wound around the outer peripheral surface of the weight bar main body 11 in a wound state, and unlike the conventional technology, the screen is wound inside the weight bar. The structure can be simplified.

Also, referring to Figures 1 to 3, the roll screen 10 according to the first embodiment can wind up the screen 1Sc around the outer periphery of the weight bar body 11, so that the screen 1Sc is wound around the surface and the weight bar body 11 is not exposed, improving the design.

Referring to FIG. 1, it is preferable to wind up the screen 1Sc with an extra length around the winding pipe Pr. By unwinding the screen 1Sc from the winding pipe Pr, winding up the screen 1Sc with the weight bar main body 11, and keeping the screen 1Sc wound up with the pair of weight bar caps 12, 12, it is possible to prevent the screen 1Sc from coming into contact with the human body. Dirt at the bottom of the screen 1Sc can be hidden.

[Second embodiment]
(Roll screen configuration)
Next, the configuration of the roll screen according to the second embodiment will be explained. Referring to FIG. 4, the roll screen 20 according to the second embodiment includes a weight bar body 11 connected to the lower end of the screen 1Sc, and a pair of weight bar caps 22 that are detachably attached to the weight bar body 11. In the roll screen 20 according to the second embodiment, the configuration of the weight bar cap 22 is different from the configuration of the weight bar cap 12 according to the first embodiment. It should be noted that components having the same reference numerals as those in the first embodiment have the same functions, so description thereof may be omitted below.

(Weight bar configuration)
Next, the configuration of the weight bar 2 according to the second embodiment will be described. Referring to Fig. 4, the weight bar 2 includes a hollow cylindrical weight bar body 11 and a pair of weight bar caps 22, 22 serving as holding members.

Referring to FIG. 4, the pair of weight bar caps 22 can detachably close both ends of the weight bar body 11. The weight bar cap 22 is arranged at a position outside the outer peripheral surface of the weight bar body 11.

Referring to FIG. 4, the weight bar cap 22 has a substantially circular base portion 22f, a support portion 221, and a fitting portion 222. The base portion 22f has a support portion 221 and a fitting portion 222 protruding from one surface (see FIG. 4(A)). The support portion 221 and the fitting portion 222 extend substantially parallel to each other (see FIG. 4(A)). The fitting part 222 can be inserted into the other storage chamber partitioned by the partition plate 11d formed on the weight bar main body 11 (see FIG. 4(B)).

Referring to FIG. 4, the support portion 221 extends in the centrifugal direction of the base portion 22f, and its tip portion is bent at a right angle to extend substantially parallel to the fitting portion 222 (see FIG. 4(A)). The support portion 221 has a pair of bifurcated claw pieces 22n and 22n formed substantially parallel to the fitting portion 222. The screen 1Sc can be introduced from the edge direction between the pair of claw pieces 22n, 22n via a pair of bar members 22c, 22c, which will be described later (see FIG. 4(B)).

(Constitution of bar material)
Referring to FIG. 4, the roll screen 20 further includes a pair of bar materials 22c, 22c. The pair of bar members 22c and 22c constitute a locking portion that locks the screen 1Sc to the weight bar cap 22. The bar material 22c is hollow inside and constituted by a pipe member having a semicircular cross section. Further, the bar material 22c has a length that is approximately the same width as the screen 1Sc.

Referring to FIG. 4(B), the flat parts of the pair of bar materials 22c and 22c are arranged to face each other with the screen 1Sc in between, and the pair of claw pieces 22n and 22n are inserted from both ends of the pair of bar materials 22c and 22c. By inserting the bar members 22c and 22c, the pair of bar members 22c can sandwich or press the screen 1Sc from both sides thereof.

(Effect of roll screen)
Next, the functions and effects of the roll screen 20 according to the second embodiment will be explained. In the weight bar 1 according to the first embodiment, a pair of claw pieces 12n and 12n, which serve as locking parts, formed on the weight bar cap 12 fitted to both ends of the weight bar main body 11 sandwich or press the screen 1Sc. On the other hand, in the weight bar 2 according to the second embodiment, a pair of claw pieces 22n, 22n formed on a weight bar cap 22 fitted to both ends of a weight bar main body 11 are fitted to a pair of bar members 22c, 22c. By doing so, there is a difference in that the pair of bar members 22c, 22c can clamp or press the screen 1Sc from both sides thereof.

Referring to FIG. 4, the roll screen 20 according to the second embodiment has the same effects as the roll screen 10 according to the first embodiment, and also has a pair of bar materials 22c and 22c that sandwich the screen 1Sc from both sides or Pressing has the special effect of preventing the weight bar body 11 wound around the outer peripheral surface of the weight bar body 11 from loosening even on the wide screen 1Sc.

[Third embodiment]
(Roll screen configuration)
Next, the configuration of the roll screen according to the third embodiment will be explained. Referring to FIG. 5, the roll screen 30 according to the third embodiment includes a weight bar body 11 connected to the lower end of the screen 1Sc, and a pair of weight bar caps 32, 32 that are detachably attached to the weight bar body 11. In the roll screen 30 according to the third embodiment, the configuration of the weight bar cap 32 is different from the configuration of the weight bar cap 12 according to the first embodiment and the weight bar cap 22 according to the second embodiment. It should be noted that components having the same reference numerals as those given in the second embodiment have the same functions, so their explanations may be omitted below.

(Weight bar configuration)
Next, the configuration of the weight bar 3 according to the third embodiment will be described. Referring to Fig. 5, the weight bar 3 includes a hollow cylindrical weight bar body 11 and a pair of weight bar caps 32, 32 serving as holding members.

Referring to FIG. 5, the pair of weight bar caps 32 can detachably close both ends of the weight bar body 11. The weight bar cap 32 is arranged at a position outside the outer peripheral surface of the weight bar body 11.

Referring to FIG. 5, the weight bar cap 32 has a substantially circular base portion 32f, a support portion 321, and a fitting portion 322. The base portion 32f has a support portion 321 and a fitting portion 322 protruding from one surface (see FIG. 5(A)). The support portion 321 and the fitting portion 322 extend substantially parallel to each other (see FIG. 5(A)). The fitting part 322 can be inserted into the other storage chamber partitioned by the partition plate 11d formed on the weight bar main body 11 (see FIG. 5(B) or FIG. 5(C)).

Referring to FIG. 5, the support portion 321 extends in the centrifugal direction of the base portion 32f, and its tip portion is bent at a right angle to extend substantially parallel to the fitting portion 322 (see FIG. 5(A)). The support portion 321 has a pair of bifurcated claw pieces 32n and 32n formed substantially parallel to the fitting portion 322. The screen 1Sc can be introduced from the edge direction between the pair of claw pieces 32n, 32n via a pair of bar members 32c, 32c, which will be described later (see FIG. 5(B) or FIG. 5(C)).

(Constitution of bar material)
Referring to FIG. 5, the roll screen 30 further includes a pair of bar materials 32c. The pair of bar members 32c and 32c constitute a locking portion that locks the screen 1Sc to the weight bar cap 32. The bar material 32c is hollow inside and constituted by a pipe member having an oval cross section. Moreover, the bar material 32c has a length that is approximately the same width as the screen 1Sc.

Referring to FIG. 5(B) or FIG. 5(C), the claw piece 32n can be inserted into the inside of the bar material 32c from the end of the bar material 32c. The inside of the bar material 32c is formed with an oblong hole extending in the height direction of the screen 1Sc. The inner wall of the bar member 32c facing the oblong hole is in slidable contact with both side surfaces of the claw piece 32n. The length of the elongated hole in the bar material 32c in the height direction is longer than the length in the height direction of the claw piece 32n. Thereby, the bar member 32c can move in the height direction of the screen 1Sc with respect to the claw piece 32n.

Referring to FIG. 5(B) or FIG. 5(C), a pair of bar materials 32c and 32c are arranged to face each other with a screen 1Sc in between, and a pair of claw pieces are inserted from both ends of the pair of bar materials 32c and 32c. By inserting the bar members 32n and 32n, the pair of bar members 32c and 32c can sandwich or press the screen 1Sc from both sides thereof.

Referring to FIG. 5(B) or FIG. 5(C), the pair of bar members 32c and 32c are supported so as to be movable up and down relative to the pair of claw pieces 32n and 32n.

In the state shown in FIG. 5(B), although the amount of the screen 1Sc wound around the weight bar body 11 is small, the lower ends of the pair of bar materials 32c and 32c are wound around the weight bar body 11. It is in contact with the outer peripheral surface of the screen 1Sc.

In the state shown in FIG. 5(C), the amount of the screen 1Sc wound around the weight bar body 11 is large, but the lower ends of the pair of bar materials 32c and 32c are wound around the weight bar body 11. It is in contact with the outer peripheral surface of the screen 1Sc.

Referring to FIG. 5(B) or FIG. 5(C), in this way, the pair of bar materials 32c and 32c are fixed to the weight bar body 11 even if the winding amount of the screen 1Sc relative to the weight bar body 11 is changed. The screen 1Sc can be stably held in a wound state.

(Effect of roll screen)
Next, the functions and effects of the roll screen 30 according to the third embodiment will be explained. The roll screen 30 according to the third embodiment has the same effects as the roll screen 10 according to the first embodiment and the roll screen 20 according to the second embodiment. On the other hand, since it is supported so as to be able to move up and down, there is a special effect in that the screen 1Sc can be stably held in a wound state around the weight bar main body 11.

[Fourth embodiment]
(Roll screen configuration)
Next, the configuration of the roll screen according to the fourth embodiment will be explained. Referring to FIG. 6, the roll screen 40 according to the fourth embodiment includes a screen 2Sc. The screen 2Sc hangs down from the take-up pipe Pr so as to be able to rise and fall, and is connected to the weight bar 1 at its lower end. The screen 2Sc includes a first screen 4ts made of a translucent material such as lace, and a second screen 4uc made of an opaque material, which are connected in a vertically continuous manner.

The screen 1Sc shown in FIGS. 1 to 5 is made of a single member, whereas the screen 2Sc shown in FIG. 6 is made of a first screen 4ts made of a translucent member and an opaque member. The difference is that the second screens 4uc are connected in a continuous manner in the vertical direction. In addition, since the roll screen 40 according to the fourth embodiment has the same configuration as the roll screen 10 according to the first embodiment except for the screen 2Sc, the explanation of the other configurations will be omitted.

(Effect of roll screen)
Next, the operation and effects of the roll screen 40 will be explained while explaining the operation method of the roll screen 40 according to the fourth embodiment.

Referring to FIG. 6(A), the first screen 4ts is wound around the winding pipe Pr with an extra length. The second screen 4uc is held in a state where the amount of winding onto the weight bar 1 is small. Therefore, when the screen 2Sc is lowered, most of the window can be blocked by the second screen 4uc, and light can be taken in from a part of the upper part via the first screen 4ts. From the state shown in FIG. 6(A), the second screen 4uc is wound up from below with the weight bar 1, and the second screen 4uc is held with most of it wound up on the weight bar 1, thereby increasing the screen 2Sc. When lowered, the window can be covered with the first screen 4ts made of a substantially translucent member, allowing light to be taken in (see FIG. 6(B)).

On the other hand, from the state shown in FIG. 6(B), when the second screen 4uc is unwound from the weight bar 1 and the screen 2Sc is lowered by holding it in a state where the amount of winding onto the weight bar 1 is small, the window Most of the area can be covered with a second screen 4uc made of an opaque material (see FIG. 6(A)).

As described above, the roll screen 40 according to the fourth embodiment includes a screen 2Sc in which the first screen 4ts made of a translucent member and the second screen 4uc made of an opaque member are connected in a vertically continuous manner. This allows you to adjust the lighting to suit your daily life. In addition, the roll screen 40 according to the fourth embodiment can freely adjust the switching position in the height direction of the translucent member and the opaque member of the screen 2Sc, and simply by lowering the screen 2Sc, the lower part is illuminated while letting in light from above. This has the effect that the window can be covered with the shieldable screen 2Sc. In addition, by adjusting the switching position in the height direction of the translucent member and the opaque member of the screen 2Sc, when the screen 2Sc is lowered, only the first screen 4ts made of the translucent member or the second screen made of the opaque member You can also cover the window with just the screen 4uc.

Referring to FIG. 6, the roll screen 40 according to the fourth embodiment has the same effect as the roll screen 10 according to the first embodiment, and also has a special feature that allows the lighting performance of the screen to be adjusted according to the daily life scene. There is an effect.

In the roll screen according to the present invention, by providing a holding member on the weight bar, it is possible to hold the shielding material wound around the outer peripheral surface of the weight bar in a wound state, and it is possible to roll the shielding material inside the weight bar. The structure can be simplified because there is no

Further, in the roll screen according to the present invention, since the shielding material can be wound around the outer peripheral surface of the weight bar, the shielding material is wound around the surface and the weight bar is not exposed, improving the design.

Further, the roll screen according to the present invention can prevent the screen wound around the outer peripheral surface of the weight bar body from loosening even with a wide screen by sandwiching or pressing the screen using a pair of bar materials. .

In addition, the roll screen of the present invention supports the screen with a pair of bar members that can move up and down relative to the weight bar cap, so that the screen can be stably held in the rolled up state even if the amount of screen wound around the weight bar body is changed.

1 Weight bar 1Sc Screen (shielding material)
10 Roll screen 11 Weight bar body 12 Weight bar cap (holding member)
12n/12n Pair of claw pieces (locking part)
Fs set frame (supporting member)

Claims (4)

A shielding material that hangs down vertically from a support member;
A roll screen comprising: a weight bar connected to the lower end of the shielding material;
The weight bar includes:
An outer peripheral surface that allows the shielding material to be wound and unwound;
A holding member is disposed at a position outside the outer circumferential surface of the weight bar in order to hold the shielding material wound around the outer circumferential surface of the weight bar in a wound state,
The holding member has an engaging portion that holds the wound-up shielding material so as to prevent it from moving ,
The holding member is a weight bar cap that is detachable from the weight bar . a shielding member that hangs up and down from the support member;
a weight bar connected to the lower end of the shielding material, the roll screen comprising:
The weight bar is
an outer peripheral surface that allows the shielding material to be rolled up and unrolled;
a holding member disposed at a position outside the outer circumferential surface of the weight bar in order to maintain the shielding material wound on the outer circumferential surface of the weight bar in a wound state;
The holding member has a locking part that holds the rolled-up shielding material so that it cannot be moved,
The locking portion is composed of a pair of bar members having approximately the same width as the shielding member,
A roll screen in which these bar materials sandwich or press both sides of the shielding material . 3. The roll screen according to claim 2 , wherein the holding member comprises a weight bar cap that is detachable from the weight bar. The roll screen according to claim 2 , wherein the locking portion is supported so as to be movable up and down with respect to the holding member.

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