JP3230660B2 - Horizontal blinds for bay windows - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a mounting device for mounting a horizontal blind to a bay window.

[0002]

2. Description of the Related Art In a horizontal blind, a plurality of slats are supported by a plurality of ladder cords suspended from a head box, and the slats are in-phase through the ladder cords by operating a slat angle adjusting device. The angle can be adjusted with.

A lifting cord suspended from a head box is passed through each slat, and a lower end of the lifting cord is connected to a bottom rail. The slat can be raised and lowered by operating the slat lifting and lowering device to raise and lower the bottom rail via the lifting cord.

[0004] As one type of such a horizontal blind, in a horizontal blind installed in a bay window of a kitchen or the like, an insertion hole for a lifting cord is inserted into each slat so that the slat can be easily removed from a ladder cord and a lifting cord. There is a device provided with a dividing groove for communicating the slat with the edge of the slat.

[0005] In such a blind, the lifting cord inserted into each slat is removed from the groove, and each slat is pulled out from the ladder cord to the left and right of the blind, so that each slat can be removed from the ladder cord and easily cleaned. And

[0006]

However, in the horizontal blind installed in the bay window as described above, even if the lifting cord is removed from the slat and the slat can be pulled out from the ladder cord, the side wall of the bay window is obstructed. As a result, the slat cannot be easily pulled out of the ladder code.

[0007] Therefore, in order to pull out the slat from the ladder cord, it is necessary to remove the blind from the bay window, and the operation is complicated. An object of the present invention is to provide a horizontal blind in which a slat can be easily removed from a ladder cord while being installed in a bay window.

[0008]

According to a first aspect of the present invention, a multi-stage slat is suspended and supported from a head box via a ladder cord and an elevating cord, and the slat is raised and lowered by operating an operation device provided in the head box. And in the horizontal blinds for bay windows, in which the slats can be removed sideways from the ladder cord and the elevating cord, a slide rail is attached to the ceiling surface of the bay window in the front-rear direction of the bay window, and the angle can be adjusted. The head box is movably supported along the slide rail, and the head box can be moved from the front end of the side wall of the bay window to a cleaning position on the indoor side.

According to a second aspect of the present invention, a slide block is movably supported in the slide rail, the slide block is fixed to the head box via a bracket, and the head box is fixed to the slide rail and the slide block. Is provided at the cleaning position.

According to a third aspect of the present invention, a slide block is movably supported in the slide rail, the slide block is fixed to the head box via a bracket, and the head box is fixed to the slide rail and the slide block. Is provided at the cleaning position and the normal use position.

According to a fourth aspect of the present invention, the holding means is provided in an extension groove provided in the slide rail and the slide block, and engages with the extension groove to prevent the slide block from moving with respect to the slide rail. It comprises a first locking projection and biasing means for biasing the first locking projection so as to engage with the expansion groove.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In the horizontal blind shown in FIG. 1, a plurality of slide rails 2 are attached to a ceiling surface of a bay window 1 in the front-rear direction of the bay window 1, and a head box 3 is attached to the slide rail 2 by a bracket 4. It is movably supported through.

A plurality of slats 6 are suspended and supported from the head box 3 via a plurality of ladder cords 5,
A bottom rail 7 is suspended from the lower end of the ladder cord 5. Each slat 6 has a head box 3
The lifting cord 8 suspended and supported therethrough is penetrated, and the lower end of the lifting cord 8 is connected to the bottom rail 7.

The angle of each slat 6 can be adjusted in the same phase via the ladder cord 5 by operating the slat angle adjusting device. By operating the slat elevating device to raise and lower the bottom rail 7, each slat 6 can be adjusted. Can be moved up and down.

The lifting cord insertion hole of each slat 6 is
The slat end is communicated with the split groove, and the lifting cord 8 can be removed from the insertion hole through the split groove. The specific configuration of the suspension device that supports the head box 3 so as to be movable along the slide rail 2 will be described with reference to FIGS.

The slide rail 2 is formed of an aluminum material in which the lower center of a cylindrical body having an elliptical cross section is opened by an opening groove 9. At the front end and the rear end of the slide rail 2, the width of the opening groove 9 is increased to form expansion grooves 10 a and 10 b. The slide rail 2 is attached to the ceiling surface of the bay window 1 such that the expansion groove 10a at the front end of the slide rail 2 is located forward of the front end of the side wall 1b of the bay window 1, that is, on the indoor side.

The slide block 11 is formed in a curved shape so that both sides thereof are along the inner peripheral surface of the slide rail 2.
It is movably inserted in.

The slide block 11 has a concave portion 13 formed at an upper portion thereof for accommodating the coil spring 12, and a first engaging convex portion 14 which can be engaged only with the expansion grooves 10a and 10b at a lower portion. It is formed. Further, a second engaging projection 15 that engages with the opening groove 9 is formed at the center of the first engaging projection 14.

A screw hole 16 is formed in the center of the second engaging projection 15 so as to penetrate the recess 13, and a screw 17 can be screwed into the screw hole 16. As shown in FIG. 4, an insertion hole 18 through which the screw 17 can be inserted is formed on the upper side of the bracket 4.
When the screw 17 inserted into the slide block 8 is screwed into the screw hole 16 of the slide block 11, the bracket 4 is integrally fixed to the slide block 11.

In order to install the horizontal blind in the bay window 1 using the suspension device configured as described above, first, the slide rail 2 is fixed to the ceiling surface of the bay window 1. Next, as shown in FIG. 4, the slide block 11 is inserted into the slide rail 2 with the coil spring 12 accommodated in the recess 13 of the slide block 11 fixed integrally with the bracket 4 with the screw 17. Then, the upper end of the coil spring 12 contacts the inner surface of the slide rail 2, and the slide block 11 is urged downward by the urging force of the coil spring 12 with the slide rail 12 as a fulcrum.

Therefore, the slide block 11 can move inside the slide block 11 except for the positions of the expansion grooves 10a and 10b of the slide rail 2 with the second engagement projection 15 protruding from the opening groove 9. Expansion grooves 10a, 10
As shown in FIG. 5, when reaching any position b, the first engaging projections 14 engage with the extended grooves 10a and 10b.

When the horizontal blind head box 3 is attached to the bracket 4, the installation of the horizontal blind in the bay window 1 is completed. The horizontal blind installed in such a bay window 1 is used in a normal use position in which the first engagement protrusion 14 of the slide block 11 engages with the expansion groove 10b on the base end side of the slide rail 2. Then, as shown by a solid line in FIG.
is suspended and supported in the vicinity of a.

When cleaning the slat 6, the head box 3 is lifted against the urging force of the coil spring 12, and the first engagement projection 14 of the slide block 11 is lifted.
Is disengaged from the expansion groove 10b. Then, the slide block 11 is moved to the distal end side of the slide rail 2 so that the first engagement protrusion 14 of the slide block 11 is extended.
a.

In this state, as shown by a chain line in FIG.
The horizontal blind moves to the front of the bay window 1, that is, the cleaning position, so that the side wall of the bay window 1 does not exist on the side,
The lifting cord 8 is detached from each slat 6, and the slat 6 can be pulled out from the ladder cord 5 to the side.

With the above-mentioned horizontal blind, the following operation and effect can be obtained. (1) Insert the horizontal blind installed in bay window 1 into bay window 1.
Can be supported movably in the front-rear direction. Therefore, when cleaning the slat 6, the horizontal blind is moved to the cleaning position in front of the bay window 1 along the slide rail 2, so that the slat 6 is not interfered by the side wall 1b of the bay window 1, and the ladder code 5 and the lifting / lowering cord 8 are moved. Can be easily removed and cleaned. (2) By engaging the first engaging projections 14 of the slide block 11 with the expansion grooves 10a and 10b, the horizontal blind installed on the bay window 1 is stably placed in either the actual use position or the cleaning position. Can be supported. (3) The horizontal blind can be easily moved along the slide rail 2 by slightly lifting the head box 3 and releasing the engagement between the first engaging projections 14 and the expansion grooves 10a and 10b. Can be.

The above embodiment can be modified as follows. The head box 3 is directly fixed to the slide block 11 without the intervention of the bracket 4. Use other biasing means other than the coil spring 12. Use of a runner that moves in the slide rail 2 instead of the slide block 11.・ The slide rail is composed of an inner cylinder part and an outer cylinder part, and the two cylinder parts are fitted so as to be able to expand and contract, so that the slide rail can be expanded and contracted. It may be formed. With such a configuration, the interval between the expansion grooves can be adjusted, and the cleaning position of the horizontal blind can be adjusted according to the depth of the bay window.

The technical ideas that can be grasped from the above embodiment other than the above-described claims will be described below together with their effects. (1) The slide rail according to (4), wherein an opening groove is provided at a lower portion of the cylindrical body having an elliptical cross section, and the expansion groove is formed by expanding the width of the opening groove. And a coil spring for urging the slide block with the ceiling surface as a fulcrum. When the slide block is moved to the position of the expansion groove, the first locking projection automatically engages with the expansion groove by the urging force of the coil spring.

[0028]

As described above in detail, the present invention can provide a horizontal blind in which the slat can be easily removed from the ladder cord while being installed in the bay window.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing a horizontal blind installed in a bay window.

FIG. 2 is a front view showing a suspension device.

FIG. 3 is an exploded perspective view showing the suspension device.

FIG. 4 is a cross-sectional view showing the operation of the suspension device.

FIG. 5 is a cross-sectional view showing the operation of the suspension device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 bay window 1b side wall 2 slide rail 3 head box 5 ladder code 6 slat 8 lifting cord

Claims (4)

(57) [Claims] 1. A multi-stage slat is suspended from a head box via a ladder cord and a lifting / lowering cord, and the slat can be raised / lowered and adjusted in angle by operating an operation device provided in the head box. In the horizontal blind for bay window which can be detached sideways from the ladder cord and the lifting cord, a slide rail is attached to a ceiling surface of the bay window in a front-rear direction of the bay window, and the head box is moved along the slide rail. A horizontal window blind, wherein the head box is movably supported so that a head box can be moved from a front end of a side wall of the window to a cleaning position on the indoor side. 2. A slide block is movably supported in the slide rail, the slide block is fixed to the head box via a bracket, and the head box is fixed to the slide rail and the slide block. The horizontal blind for a bay window according to claim 1, further comprising a holding means for holding the window at a position. 3. A slide block is movably supported in the slide rail, the slide block is fixed to the head box via a bracket, and the head box is fixed to the slide rail and the slide block. The horizontal blind for a bay window according to claim 1, further comprising a holding means for holding at a position and a normal use position. 4. A holding means, comprising: an expansion groove provided in the slide rail; and a first groove provided in the slide block, wherein the holding means engages with the expansion groove to prevent movement of the slide block with respect to the slide rail. 3. A locking projection comprising: a locking projection; and biasing means for biasing the first locking projection to engage with the expansion groove.
The horizontal blind for bay windows according to any one of claims 1 to 3.