JPH0967986A - Blind - Google Patents

Abstract

PROBLEM TO BE SOLVED: To increase a convenience for use by freely setting the open/close state of a slat, depending on the purpose of the use. SOLUTION: Lift cords 2 and 3 suspended from an upper tilt rod 1 at suitable intervals are led through the insertion holes of a plurality of slats 4, and the lower ends of the lift cords 2 and 3 are fastened to a bottom rail 6. Also, the upper ends of the lift cords 2 and 3 are led outside through the upper lift rod 1 via an equalizer clip mechanism 10 laid at one end thereof. Slat cords 18a, 18b, 19a and 19b are suspended from the upper tilt rod 1 to the front and rear sides of the slats and the front and rear cords are secured to the uppermost slat. Also, the slat cord lower ends are secured to the bottom rail 6 and support cords 22 are extended between front and rear slat cords at the preset intervals, and the slats are placed on the right and left support cords 22 for being positioned. In addition, the upper ends of the slat cords are led through the upper tilt rod 1, and the slat cords 18a and 18b for use at the front side and the slat cords 19a and 19b for use at the rear side are separately led outside via two equalizer clip mechanisms 23 and 24 laid on one end of the upper tilt rod 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a blind attached to a window or the like, and more particularly to a blind which allows the blades to be opened from the upper side.

[0002]

2. Description of the Related Art An example of a conventional blind is shown in FIG. In this figure, the left and right lifting cords 41, 42 are
A plurality of blades 43 are passed through the insertion holes 44, and the lower ends thereof are fixed to the lower horizontal rods 45. The upper side of the lifting cords 41, 42 passes through the inside of the upper horizontal rod 40, and is passed between the rotating pinion 47 and the non-axis pinion 48 which are a cord fastening mechanism, and the blade 43
Is led to the front side of.

Further, blade angle adjusting cords 49, 50 are arranged on the left and right sides of the blade 43, and the lower end portions of these blade angle adjusting cords 49, 50 are fixed to the lower horizontal rod 45. A plurality of support cords are passed between the front and rear blade angle adjustment cords 49 and 50, and the blades 43 are placed on the left and right support cords to keep the upper and lower blades at a predetermined interval. You can do it.

The upper side of the left and right blade angle adjusting strings 49, 50 is a turning rod 5 which is passed in the upper and lower horizontal rods 40 in the left and right direction.
3 is fixed to a stay protruding in the front-rear direction. The gear provided on the right end of the rotating rod 53 meshes with the gear of the rotary shaft 52 connected to the upper end of the rotary operation rod 51.

The blind thus constructed is attached to the upper portion of the window frame or the ceiling by screwing a bracket 54 provided on the upper horizontal rod 40. Further, by rotating the rotary operation rod 51, the front and rear adjustment strings 49 and 50 are moved up and down in opposite directions via the rotation rod 53, and all the blades 4 are moved.
The angle of 3 can be adjusted. Furthermore, the lifting cord 4
The lower horizontal rod 45 is lifted by pulling down 1, 42, and accordingly, the blades 43 are folded from the lower side and the blind is opened.

In the above-mentioned conventional blind, the angle of the blades 43 can be adjusted by the rotary operation rod 51, and
It is configured so that the blade 43 can be folded and opened from the lower side by operating the lifting and lowering cords 41 and 42, and the blade 43 is fully closed and the blade is folded from the lower side to open the lower side. It is possible to set the lower half open state and the lower fully open state in which all the blades are lifted up and the lower side is fully opened.

However, in the conventional blind, it is not possible to set the upper half-opened state in which the upper blade 43 is lowered to the lower side and the upper side is half-opened. For example, only when the window is attached to the bathroom window, only the lower side is opened. It was not possible to close and blindfold and open the upper part to illuminate. Further, in the conventional blind, it has not been possible to set the upper and lower half-open states in which the lower and upper blades are opened and only the central portion is closed.

It is an object of the present invention to provide a blind with improved convenience so that the open / closed state of the blade can be freely set according to the purpose of use.

[0009]

In order to achieve this object, a blind according to the present invention has a lower end portion of a lifting cord, in which a lifting cord hanging from an upper horizontal rod at an appropriate interval is passed through insertion holes of a plurality of blades. Is attached to the lower horizontal rod, and the upper side of the lifting cord is led through the inside of the upper horizontal rod to the outside through the string fastening mechanism provided on one end side of this upper horizontal rod, and the blade cord is attached to the blade from the upper horizontal rod. Hanging it back and forth, fixing the front and back blade strings to the uppermost blade, fixing the lower end of the blade string to the lower horizontal rod, passing support strings between the front and rear blade strings at predetermined vertical intervals, and supporting the left and right sides. The blade is placed on the string and positioned, and the upper side of the blade string is passed through the inside of the upper horizontal rod and is connected to the front blade and the rear blade through the two string fastening mechanisms provided at one end of the upper horizontal rod. The blade cords of No. 1 are separately led to the outside.

[0010]

Operation: By pulling up or down the lifting cord, the entire blade is opened and closed from below like a conventional blind. Further, by pulling down or loosening either the front or the rear blade string, the front surface side or the rear surface side of the blade is tilted so that the inclination angle of the entire blade is adjusted.

Further, when the front and rear blade cords are both pulled down or loosened, the space between the upper horizontal rod and the blade is opened to adjust the distance, and the entire blade is opened and closed from the upper side.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific examples of the blind according to the present invention will be described in detail below with reference to FIGS. One embodiment of the blind according to the present invention is shown in the external perspective view of FIG. 1, and the entire opening / closing mechanism is shown in FIG.

The overall opening / closing mechanism is constructed in the same manner as the conventional one, and the left and right lifting cords 2 and 3 hanging from the upper horizontal rod 1 are bored in the front and rear direction on the left and right of the blade 4 as shown in FIG. Through the insertion hole 5 of the elongated hole, and the lower end is the lower horizontal rod 6
Is fastened to.

As shown in FIG. 4, the upper portions of the lifting cords 2 and 3 are passed through the insertion holes 8 of the guides 7 provided on the lower surface of the upper horizontal rod 1, and the cords 10 are attached via the rotary roller 9. And the lifting cords 2 and 3 extend from the cord fastening mechanism 10 to the upper horizontal rod 1.
Of the elevating cords 2 and 3 that have been drawn out to the outside of the body, and the hanging ends of the lifting cords 2 and 3 are put together by a stopper 12 to form an operating end 11. The stopper 12 of the operating end 11 is a lower horizontal rod. When 6 is lowered to a predetermined position, it is caught by the string fastening mechanism 10 and the lower horizontal rod is prevented from further descending.

The guide 7 is attached to a long hole formed in the lower surface of the upper horizontal rod 1 in the front-rear direction so that the lifting cords 2 and 3 do not come into contact with the edges of the long hole and cut. Protects. In addition, at the front and rear positions of the insertion hole 8 for the lifting string of the guide 7, insertion holes 13 and 14 through which blade cords described later are inserted.
Has been drilled.

The cord fastening mechanism 10 for the lifting cords 2 and 3 is provided with a rotating pinion 1 in a case 15 as shown in FIGS.
6 and a non-axial pinion 17, and the elevating string passing through the introduction hole 15a is passed between the rotary pinion 16 and the non-axial pinion 17 and led out from the front opening of the case. , The lifting cord is sandwiched between these pinions to stop it. A partition bar 15b is attached to the front opening of the case 15 in the lateral width direction so that the non-axial pinion 17 does not drop from the front opening of the case.

In this cord fastening mechanism 10, when the operating ends 11 of the lifting cords 2 and 3 are pulled down, the non-axial pinion 17 moves downward to open the space between the rotation pinion 16 and the lifting cords 2 and 3
Can be moved up and down freely,
When the lifting cords 2 and 3 are stopped at appropriate positions, the shaftless pinion 17 is moved upward by the load of the blades 4, and the lifting cords 2 and 3 are sandwiched and fixed between the rotating pinion 16 and the shaftless pinion 17. .

At the left and right positions of the blade 4, the blade cord 1 on the front side (front) for adjusting the angle of the blade 4 and opening the blade 4 from the upper side.
8a, 18b and the back side (rear) blade strings 19a, 19
b is arranged, and these blade cords are fixed to the front and rear of the left and right positions of the uppermost blade 4 by the stoppers 20, respectively, and the lower ends thereof are fixed to the lower horizontal rod 6 by the stoppers 21. Has been done. Front and back feather strings 18a, 19a
A plurality of support cords 22 are provided at predetermined intervals in the vertical direction between the spaces 18b and 19b.
The blade 4 is placed and positioned on the top.

The upper parts of the left and right front and rear blade strings 18a, 19a are passed through the front and rear insertion holes 13, 14 of the left guide 7 attached to the lower surface of the upper horizontal rod 1, and then through the rotary roller 9. Is guided to the right end of the upper horizontal rod, and the front tie 1
8a is passed through the cord fastening mechanism 23, and the rear blade cord 19a is passed through the cord fastening mechanism 24, and hangs down to the right side of the front face of the blade as in the case of the above-mentioned lifting cord.

Further, the front and rear blade strings 18b, 19b on the right side
The upper side of the upper horizontal rod 1 is also passed through the front and rear insertion holes 13 and 14 of the right guide 7 attached to the lower surface of the upper horizontal rod 1, and then guided to the right end side of the upper horizontal rod via the rotating roller 9, The blade string 18b of the above is connected to the blade string 18a together with the string fastening mechanism 23.
The blade cord 19b on the rear side is passed through the cord stopper mechanism 24 together with the blade cord 19a, and hangs down to the front right side of the blade.

The tie cords 23 and 24 for the blade cords have the same structure as that of the cord tie mechanism 10 for the lifting cords described above, and include the blade cords 18a and 18b on the front side and the blade cord 19 on the rear side.
By operating a and 19b up and down, the cords can be fixed at appropriate positions by the string fastening mechanisms 23 and 24. These front blade strings 18a, 18b and rear blade strings 19a,
19b are respectively led out from the cord fastening mechanism and are grouped as blade operation ends 18 and 19.

When the operating end 18 of the front blade cord is pulled down or loosened, the blade 4 tilts so that the leading edge side faces upward or downward, and the operating end 19 of the rear blade cord is pulled down, or When loosened, the trailing edge tilts upward or downward.

Further, when the front and rear operation ends 18, 19 of the blade cord are both pulled down or loosened, the entire blade is pulled up from the upper blade at a constant interval, or the lower blade moves toward the lower horizontal rod. It is designed to be folded up. Reference numerals 25a, 25b and 25c in the figure denote lifting cords 2 and 3, front wing cords 18a and 18b, and rear wing cords 19a and 19b, respectively.
The guide pin for guiding to is shown.

A bracket 2 is provided on the upper surface of the upper horizontal rod 1.
6 and 26 are attached to the bracket 26,
The blind is attached by screwing 26 to the upper portion of the window frame or the ceiling.

In the blind constructed as described above,
Loosen the lifting cords 2 and 3 to lower the entire blade 4,
When the operation ends of the blade cords on either the front or rear side are pulled down, the blades 4 are fully closed as shown in FIG. The front edge of the blade 4 faces upward when the operation end 18 of the front blade cord is pulled down, and vice versa when the operation end 19 of the rear blade cord is pulled down.

Further, when the operating end 11 of the lifting cord is fully pulled down and all the blades 4 are moved upward so as to be in close contact with the upper horizontal rod 1, the blades 4 are in a fully open state as shown in FIG. .

Furthermore, from the state shown in FIG.
1 is pulled down and the lower horizontal rod is lifted by half,
As shown in 0, the lower half open state of the blade 4 can be set. Further, when the operation ends 18 and 19 of the blade cords are both loosened from the state shown in FIG. 8 and all the blades 4 are moved downward so as to be in close contact with the lower horizontal rod 6, the blades 4 are fully opened as shown in FIG. You can set the state.

Further, by pulling down the operation ends 18 and 19 of the blade cords from the state shown in FIG. 11 and raising the blade 4 by half, the upper half opened state of the blade 4 can be set as shown in FIG. 12 (a). In this state, it is possible to illuminate from the upper side of the blind as shown in Fig. 6 (b), and such a setting was impossible in the past.

From the state shown in FIG. 12, the operating end 1 of the lifting cord is
1 is pulled down and the lower side rod is lifted, as shown in Fig. 13 (a).
As shown in, the upper and lower half-opened states of the blade 4 can be set. In this state, it is possible to illuminate from above and below the blind as shown in FIG.

The spacing between the lifting cords 2 and 3, the feather cord 18
The distance between a, 19a and 18b, 19b is set to about 60 cm, and the number of lifting cords and blade cords is set according to the lateral width of the blade 4.

In the above-mentioned embodiment, the cord fastening mechanisms 9, 23, 24 are provided on the front surface of the right side portion of the upper horizontal rod 1, and the operating ends 11, 18, 19 of the lifting cord and the blade cord are blinds. Although it is designed to be operated from the front side, for example, when a blind is used for partitioning a room, etc., as shown in FIG. 14, the right end portion of the upper horizontal rod is lengthened to protrude from the right end portion of the blade. Then, each string fastening mechanism is provided on the lower surface of the upper horizontal rod of this protruding portion, and the operation ends 11, 18, 1
9 can be hung just below the upper horizontal rod so that it can be operated from both the front and rear sides of the blind.

[0032]

Since the blind according to the present invention has the above-mentioned structure, it can be in an upper half-opened state, an upper half-opened state, and an upper fully-opened state, which were not possible with conventional blinds.

Thus, for example, in a bathroom or the like, only the lower side can be closed to be blinded and the upper side can be opened to illuminate, and there is an advantage that the open / closed state of the blade can be freely set according to the purpose of use.

Further, since a rotating rod for adjusting the blade angle and a mechanism associated with this rotating rod unlike the conventional blind are not required, it is possible to provide a blind having a simple structure and excellent operability.

[Brief description of drawings]

FIG. 1 is an external perspective view showing an embodiment of a blind according to the present invention.

FIG. 2 is a schematic front view showing the entire blind opening / closing mechanism.

FIG. 3 is a plan view of a blade.

FIG. 4 is a vertical sectional view of a blind.

FIG. 5 is a horizontal sectional view of an upper horizontal rod.

FIG. 6 is a vertical cross-sectional view showing a cord fastening mechanism.

FIG. 7 is a view taken along line AA of FIG. 6;

FIG. 8 is a schematic front view showing a state in which the blind is fully closed.

FIG. 9 is a schematic front view showing a state in which a blind is fully opened below.

FIG. 10 is a schematic front view showing a state where the blind is opened in the lower half.

FIG. 11 is a schematic front view showing a state in which the blind is fully opened.

FIG. 12 (a) is a schematic front view showing a state in which a blind is opened in an upper half open state, and FIG. 12 (b) is a right side view thereof.

FIG. 13 (a) is a schematic front view showing a state in which the blind is half opened and closed, and FIG. 13 (b) is a right side view thereof.

FIG. 14 is an external perspective view showing another embodiment of the blind according to the present invention.

FIG. 15 is an external perspective view showing a conventional blind.

[Explanation of symbols]

 1 Upper Horizontal Rod 2, 3 Elevating String 4 Blades 5 Insertion Hole 6 Lower Horizontal Rod 7 Guide 8 Insertion Hole 9 Rotating Roller 10 String Holding Mechanism 11 Elevating String Operation End 12 Stopper 13, 14 Insertion Hole 15 Case 15a Introduction Hole 15b Partition Rod 16 Rotating pinion 17 Shaftless pinion 18, 19 Blade string operating end 18a, 18b, 19a, 19b Blade string 20, 21 Stopper 22 Support string 23, 24 Strapping mechanism 25a, 25b, 25c Guide pin 26 Bracket

Claims (1)

[Claims] 1. An elevating cord hanging from an upper horizontal rod at an appropriate interval is passed through insertion holes of a plurality of blades, a lower end portion of the elevating cord is fixed to a lower horizontal rod, and an upper side of the elevating cord is an upper horizontal rod. It is led out to the outside through a string fastening mechanism provided on one end side of this upper horizontal rod through the inside, and the blade cord is hung from the upper horizontal rod to the front and back of the blade, and the front and rear blade cords are fixed to the uppermost blade, The lower end of the blade cord is fastened to the lower horizontal rod, the supporting cords are passed between the front and rear blade cords at predetermined vertical intervals, the blades are placed on the left and right supporting cords and positioned, and the upper side of the blade cord is A blind obtained by separately leading a front blade cord and a rear blade cord to the outside through two cord fastening mechanisms provided at one end of the upper horizontal rod through the upper horizontal rod.