JP4729271B2 - Shielding material operating device for solar shading device - Google Patents

Description

  The present invention relates to an operating device for raising and lowering a shielding material of a solar shading device such as a curtain for raising, a roll blind or a pleated curtain.

  In solar shading devices such as raised curtains, roll blinds or pleated curtains, sunscreens such as curtain fabrics or screens are suspended and supported from the head box, and endless operation cords (operating chains) are suspended from one end of the head box. ), The solar shading material can be moved up and down.

  In such a solar radiation shielding device, since the operation cord hangs down near the edge of the shielding material, the edge of the shielding material may interfere with the operation cord when the operation cord is operated. The operation cord may repeatedly come into contact with the edge of the shielding material, and the edge of the shielding material may be damaged. In particular, when the shielding material is formed of a soft cloth or the like, fraying or the like is likely to occur on the edge.

Patent Document 1 discloses a configuration in which the hanging position of the operation cord is offset with respect to the hanging position of the shielding material.
Japanese Patent No. 2994552

  In the configuration disclosed in Patent Document 1, since the hanging position of the operation cord can be offset with respect to the hanging position of the shielding material, damage to the edge of the shielding material can be prevented. In addition, since the operation cord can be pulled out in the front / rear direction of the head box, it can be used for either the right operation of hanging the operation cord from the right end of the head box or the left operation of hanging the operation code from the left end of the head box. Is also available.

  However, in the configuration disclosed in Patent Document 1, the pulling direction of the operation cord is changed by rotating the guide member of the operation cord with respect to the pulley case on which the operation cord is mounted. Therefore, there is a problem that the operating device is enlarged in the front-rear direction of the head box in order to make the guide member rotatable relative to the case.

  An object of the present invention is to provide a shielding material operating device for a solar radiation shielding device that can be changed to a right operation or a left operation while preventing interference between the shielding material and an operation cord, and can be downsized. There is.

In claim 1, the solar radiation shielding material is suspended and supported from the head box, a pulley is rotatably supported at one end of the head box, an operation cord is hung on the pulley, and the pulley is rotated by operating the operation cord. In the operation device of the solar shading device that can move the solar shading material up and down based on the above, the pulley is rotatably supported by a box cap that can be attached to both ends of the head box, Each of the opening portions through which at least two operation cords can be inserted is provided, and a take-out member that hangs the operation cords inserted through the opening portions at positions that do not interfere with the solar radiation shielding material is provided on the front side of the box cap , The box cap opens the operation cord when the take-out member is not attached to the head box. It was made possible hanging downward from the department.

  According to a second aspect of the present invention, the outer shape of the box cap is axisymmetrically provided in the front-rear direction of the head box, and the take-out member can be attached to the head box in a state of being in contact with a side edge of the box cap. .

According to a third aspect of the present invention, the take-out member is provided with a guide groove for independently guiding two operation cords led out from the opening.
According to a fourth aspect of the present invention, the take-out member can be screwed to the edge of the curtain fabric locking side provided integrally with the head box on the front side of the head box.

  According to the present invention, there is provided a shielding material operating device for a solar radiation shielding device that can be changed to a right operation or a left operation while preventing interference between the shielding material and an operation cord, and can be downsized. be able to.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. The curtain fabric 2 made of warp wood is suspended from the front curtain of the head box 1 in the raised curtain shown in FIG. The head box 1 is fixed to a mounting surface such as a window frame by a mounting bracket 1a.

  An operation device 3 is provided at one end of the head box 1, and the curtain fabric 2 is moved up and down by the operation of the operation device 3. That is, when an operation chain (operation code) 4 suspended from the operation device 3 is operated, the pulley 5 is rotated, and the drive shaft 6 that is rotatably supported in the head box 1 based on the rotation of the pulley 5 is provided. It is rotated.

  Within the head box 1, support members 7 are disposed at both ends and the center of the head box 1, and a winding shaft 8 is rotatably supported by each support member 7. The drive shaft 6 is inserted into the take-up shaft 8, and the take-up shaft 8 is rotated with the rotation of the drive shaft 6.

  An upper end portion of a lifting / lowering cord 9 is attached to the winding shaft 8, and the lifting / lowering cord 9 is suspended below the head box 1. A hook 10 is attached to the lower end of each elevating cord 9, and a hanging ring 11 attached to the lower end of the curtain fabric 2 is hung on the hook 10.

In addition, a known clutch device 12 is interposed between the pulley 5 and the drive shaft 6 so as to prevent the drape of the curtain cloth 2 from dropping other than when the operation chain 4 is operated.
With such a configuration, when the drive shaft 6 is rotated based on the operation of the operation chain 4 and the winding shaft 8 is rotated in the winding direction of the lifting / lowering cord 9, the lifting / lowering cord 9 is wound around the winding shaft 8. The curtain fabric 2 is sequentially pulled up from its lower end via the hook 10.

  When the winding shaft 8 is rotated in the rewinding direction of the lifting / lowering cord 9, the lifting / lowering cord 9 is unwound from the winding shaft 8. Then, the curtain fabric 2 is extended downward by lowering the lower end portion of the curtain fabric 2.

  Next, the specific configuration of the right operating device 3 shown in FIG. 1 will be described. As shown in FIGS. 2 and 3, a box cap 13 and a take-out member 14 are attached to the right end of the head box 1.

  The box cap 13 is formed in a home base shape whose outer shape is line symmetrical, and is fitted to the end of the head box 1. Since the head box 1 is an extruded shape member, the box cap 13 can be similarly fitted to the left end of the head box 1.

  The pulley 5 is rotatably supported by the box cap 13, and the operation chain 4 is hooked on the pulley 5. The rotation of the pulley 5 is transmitted to the drive shaft 6 through the clutch device 12.

  A guide shaft 15 for the operation chain 4 is formed at the lower end of the box cap 13, and openings 16 a and 16 b for guiding the operation chain 4 to the outside of the box cap 13 are formed on both sides of the guide shaft 15. ing. The opening has a width that allows the operation chain 4 to be guided to the outside of the box cap 13 one by one or two.

  The cover 17 is attached to the box cap 13 in a state where the pulley 5 and the operation chain 4 are accommodated. That is, as shown in FIGS. 5 and 6, the upper edge of the cover 17 is provided with a locking piece 18 that engages with the upper edge of the box cap 13, and the guide shaft 15 is provided at the lower end of the cover 17. A mounting shaft 19 is formed to fit into the. Then, the locking piece 18 is engaged with the upper edge of the box cap 13, the mounting shaft 19 is fitted to the guide shaft 15, and the mounting shaft 19 is fixed to the box cap 13 with the screw 20, whereby the cover 17 is Attached to the box cap 13.

  As shown in FIGS. 4 and 5, the take-out member 14 is bent in a square shape so that one side edge thereof is in close contact with the front side edge of the box cap 13. Then, in a state where the one side edge is brought into contact with the front side edge of the box cap 13, the curtain cloth locking side 21 integrally provided on the front side of the head box 1 is fixed with screws 22.

  Two guide grooves 23 a and 23 b for guiding the operation chain 4 are formed in the take-out member 14. The operation chain 4 hung on the pulley 5 is suspended downward from one opening 16 a of the box cap 13 through the guide grooves 23 a and 23 b of the take-out member 14. Then, the cover 24 is fixed to the take-out member 14 with screws 25.

  With such a configuration, the operation device 3 for the right operation shown in FIGS. 2, 3 and 7 is configured, and the operation chain 4 is curtained by the take-out member 14 attached along the front side edge of the box cap 13. It hangs down in a state of being offset from the dough 2 in front, that is, indoors.

  8 and 9 show a case where an operating device for left operation is configured using the box cap 13 and the take-out member 26. FIG. The take-out member 26 is formed symmetrically with respect to the take-out member 14.

  That is, the clutch device 12 and the box cap 13 are attached to the left end of the head box 1, and the take-out member 26 is attached along the front side edge of the box cap 13. Then, the operation chain 4 is suspended from the take-out member 14 from the pulley 5 through the opening 16 b of the box cap 13.

  With such a configuration, the operation device 3 for the right operation is configured, and the operation chain 4 is offset forward from the curtain fabric 2, that is, indoors by the take-out member 26 attached along the front side edge of the box cap 13. It is drooped in the state.

  FIG. 10 shows a case where the take-out member 14 is not used. In this case, the operation chain 4 is suspended downward from the pulley 5 through the openings 16 a and 16 b of the box cap 13. In this case, the cover 27 is attached to the end of the curtain fabric locking side 21.

With the scooping curtain configured as described above, the following operational effects can be obtained.
(1) Since the operation chain 4 is suspended from the box cap 13 via the take-out member 14, it is suspended in a state offset from the curtain fabric 2 to the indoor side. Accordingly, when the operation chain 4 is operated, interference between the edge of the curtain fabric 2 and the operation chain 4 can be prevented.
(2) The box cap 13 can be used in common for the operation device 3 for right operation and left operation.
(3) By attaching the take-out member 14 that contacts the front edge of the box cap 13 to the head box 1, the operating device 3 for right operation or left operation can be configured. Therefore, since the take-out member 14 does not exist behind the box cap 13, the size of the operation device 3 in the front-rear direction can be reduced.
(4) If there is no problem even if the operation chain 4 interferes with the curtain fabric 2, the operation chain 4 can be suspended from the box cap 13 without attaching the take-out member 14 to the box cap 13. In this state, the controller device 3 can be further downsized.
(5) Since the take-out member 14 is provided with guide grooves 23a and 23b for independently guiding the two operation chains 4, the two operation chains 4 having different moving directions in the take-out member 14 interfere with each other. You can guide without having to.
(6) The box cap 13 is provided with openings 16a and 16b through which at least two operation chains 4 can be inserted. Accordingly, the state in which the two operation chains 4 are guided to the take-out member 14 from the opening 16a, the state in which the two operation chains 4 are guided to the take-out member 14 from the opening 16b, and the operation chain 4 one by one from the openings 16a and 16b are guided. The state to be performed can be arbitrarily selected.

You may implement the said embodiment in the following aspects.
-It can also be used as an operating device for roll blinds or pleated curtains.

It is a front view which shows the raising curtain of one Embodiment. It is a right view of a scooping curtain. It is a side view which shows an operating device. It is a disassembled perspective view which shows an operating device. It is a disassembled perspective view which shows an operating device. It is a disassembled perspective view which shows an operating device. It is a perspective view which shows an operating device. It is a left view which shows the raising curtain for left operation. It is a side view which shows the operating device for left operations. It is a side view which shows the raising curtain which does not use a taking-out member.

Explanation of symbols

1 Headbox 2 Solar shading material (curtain fabric)
3 Operation device 4 Operation code (operation chain)
5 Pulley 13 Box cap 14, 26 Take-out member 16 a, 16 b Opening part 20, 22, 25 Screw 23 a, 23 b Guide groove

Claims (4)

A solar shading material is suspended and supported from the head box, a pulley is rotatably supported at one end of the head box, an operation cord is hooked on the pulley, and the solar radiation is based on rotation of the pulley by the operation of the operation cord. In the operation device of the solar shading device that can lift and lower the shielding material,
The pulley is rotatably supported by a box cap that can be attached to both ends of the head box, and at least two opening portions through which the operation cord can be inserted are provided on the front and rear sides of the box cap, respectively. A take-out member that hangs the operation cord inserted through the part to a position that does not interfere with the solar shading material is provided on the front side of the box cap ;
The shielding member operating device of a solar radiation shielding device, wherein the box cap allows the operation cord to hang downward from the opening when the take-out member is not attached to the head box .   The outer shape of the box cap is provided symmetrically in the front-rear direction of the head box, and the take-out member can be attached to the head box while being in contact with a side edge of the box cap. The shielding material operating device of the solar radiation shielding device according to claim 1.   The shielding member operating device for a solar radiation shielding device according to claim 1 or 2, wherein the take-out member is provided with a guide groove for independently guiding two operation codes led out from the opening.   4. The take-out member can be screwed to an edge of a curtain fabric locking side provided integrally with the head box on the front side of the head box. Shielding device operating device for solar radiation shielding device.

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