JP3181230B2 - Blind mounting bracket - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting bracket for attaching a mounting frame of a roll blind or a head box of a horizontal blind to a window frame, a ceiling surface, a wall surface, or the like.

[0002]

2. Description of the Related Art A conventional mounting bracket shown in FIGS. 7 and 8 has a metal fitting body 50 formed by bending a metal plate to form a substantially rectangular parallelepiped, and a slide block 60 formed of synthetic resin.
And a coil spring 70.

A mounting hole 5 is formed at the center of the upper surface of the fitting body 50.
1 is formed. The slide block 60 has a through hole 61 having a diameter larger than that of the mounting hole 51 at a position corresponding to the mounting hole 51. The slide block 60 includes
It is movably supported between both sides 52 of the metal fitting body 50.
The moving range of the slide block 60 is substantially equal to the range in which the locking projections 63 formed on both sides of the slide block 60 move in the locking holes 53 provided on the side 52 of the metal fitting body 50.

The rear end of the metal fitting body 50 is bent downward to form a rear piece 54. The front end of the rear piece 54 is bent obliquely inward and downward, and the tip is further bent obliquely upward. A stop piece 55 is formed.

[0005] On the lower surface of the distal end of the slide block 60, a hook 64 is formed which protrudes like a beak toward the distal end. A recess 65 for accommodating the coil spring 70 is formed on the rear upper surface of the slide block 60, and the coil spring 70 is accommodated in the recess 65. When the slide block 60 is inserted into the metal fitting body 50, one end of the coil spring 70 abuts on the rear piece 54 of the metal fitting body 50, and the slide block is urged by the coil spring 70 with the rear piece 54 as a fulcrum. 60 is always urged toward the tip end of the fitting body 50.

[0008] As shown in FIG. 8, the mounting bracket is mounted on a mounting surface 71 by using a screw 72 with a slide block 6.
This is performed by screwing into the mounting surface 71 through the through-hole 61 and the mounting hole 51.

The mounting bracket is used for fixing, for example, a horizontal blind head box 80 to a mounting surface 71. The head box 80 is formed in a groove shape having an open top, and has a first side bent at the upper end of the front side 81 so as to be able to engage with the engaging portion 64 of the slide block 60. Is formed. At the upper end of the rear side 83 of the head box 80, a second locking portion 84 that is bent outward is formed so as to be able to engage with the locking piece 55 of the metal fitting body 50.

Then, the head box 80 is attached to the mounting surface 71.
In order to fix the bracket body via the mounting bracket, first, the metal fitting body 50 into which the slide block 60 has been inserted is fixed to the mounting surface 71 with screws 72. Next, the second locking portion 84 of the head box 80 is hooked on the locking piece 55 of the metal fitting main body 50, and in this state, the first locking portion 82 is lifted upward, and the first locking portion 82 is lifted. It comes into contact with the lower surface of the hook 64 of the slide block 60.

In this state, the first locking portion 82 engages with the locking portion 6.
By pressing the lower surface of the upper part 4 upward, the slide block 60 is moved rearward against the urging force of the coil spring 70, and the first locking part 82 gets over the locking part 64. First
When the latching portion 82 of the vehicle moves over the latching portion 64, the slide block 60 projects forward by the urging force of the coil spring 70, and the first latching portion 82 is supported by the latching portion 64, and The locking portion 84 is supported by the locking piece 55 of the metal fitting body 50, and the head box 80 is fixed to the mounting surface 71.

On the other hand, from this state, the head box 80
When removing the slide block 60, the distal end 6
2, the slide block 60 is pushed into the metal fitting body 50 against the urging force of the coil spring 70, and the first locking portion 82 is disengaged from the locking portion 64. Therefore, the head box 80 can be removed. By configuring the mounting bracket in this way, the mounting and dismounting of the head box 80 can be easily performed.

[0011]

In the mounting bracket constructed as described above, when the metal fitting body 50 in which the slide block 60 is inserted is fixed to the mounting surface 71 with the screw 72, the through hole 61 of the slide block 60 and the mounting hole 71 are fixed. Fitting body 50
It is necessary to penetrate a screw 72 into the mounting hole 51 and screw the screw 72 into the mounting surface 71 to fix the metal fitting body 51 to the mounting surface 71.

Therefore, it is desirable to make the through hole 61 as large as possible so as not to hinder the screwing operation of the screw 72. However, since both sides of the slide block 60 are supported by the side edges 52 of the metal fitting body 50, the through holes 61 can be formed only at the center. For this reason, the diameter of the through hole 61 cannot be made sufficiently large, and there is a problem that the mounting operation of the mounting bracket by screwing the screw 72 becomes complicated.

An object of the present invention is to provide a mounting bracket capable of easily performing a mounting operation on a mounting surface.

[0014]

According to a first aspect of the present invention, there is provided a metal fitting body having a mounting hole for inserting a mounting screw, and a mounting frame supported by a biasing means and rotatably supported by the metal fitting body. In a blind mounting bracket that supports a mounting frame with a turn block biased toward a position, a turning fulcrum of the turn block is positioned at a side end of the metal fitting body, and the turn block is inserted into the mounting hole. At a position where it does not interfere, it is rotatably supported in parallel with the upper surface of the bracket main body , and the rotation fulcrum is positioned on one side of the bracket main body.
And a rotatable fitting into the fitting hole.
And a fitting protrusion formed on one side of the turn block.
The gist is that it is composed of

[0015] According to the second aspect of the present invention, the mounting screw is inserted.
A fitting body having a mounting hole, and rotatable with respect to the fitting body
To the supporting position of the mounting frame by the biasing means.
A blind supporting the mounting frame with the energized turn block
Of the turn block,
A pivot point is located at a side end of the bracket main body,
At a position where the turn block does not interfere with the mounting hole,
Said bracket parallel to rotatably support the upper surface of the body, projecting the pivot point, on the inside on one side of the fitting body
And forming the convex portion to be summarized in that constructed from the recess and which is formed on one side of the turn blocks to pivotally fitted to the convex portion.

According to a third aspect of the present invention, the urging means supports a torsion coil spring on a spring support shaft formed near a rotation fulcrum of the turn block, and one end of the torsion coil spring abuts on the metal fitting body. The gist of the invention is that the other end of the turn block is brought into contact with the turn block, and the turn block is urged by the urging force of a torsion coil spring having the metal fitting body as a fulcrum.

[0017]

1 to 6 show an embodiment of the present invention. As shown in FIG. 1, the mounting bracket according to the present embodiment includes a metal fitting body 1 formed by bending a metal plate to form a substantially rectangular parallelepiped, a turn block 10 formed of a synthetic resin, and a torsion coil spring 20. .

A mounting hole 2 is provided at the center of the upper surface of the fitting body 1.
Are formed, and both sides thereof are bent downward to form side sides 3. A vertically long fitting hole 4 is formed at the front of one side 3, and a horizontally long engaging hole 5 is formed at the front of the other side 3. The front lower edge of the side 3 is further bent inward to form a guide piece 6. A locking piece 7 is formed at the rear end of the side 3 to protrude backward in a beak shape.

The turn block 10 is formed in a substantially rectangular shape which can be inserted between the upper surface of the fitting main body 1 and the guide piece 6 except for the tip end portion 11, and is larger than the mounting hole 2 of the main body 1. At the forward position, it is attached to the body 1.

That is, a fitting projection 12 is formed on one side of the turn block 10 so as to fit into the fitting hole 4, and a locking projection 13 corresponding to the engagement hole 5 is formed on the other side. Is formed. When the turn block 10 is inserted into the fitting main body 1, the fitting projection 12 is fitted into the fitting hole 4, and the locking projection 13 is engaged with the engaging hole 5, so that the turn block 10 is prevented from coming off. Further, the turn block 10 is rotatably supported with the fitting projection 12 fitted in the fitting hole 4 as a pivot.

On the side surface of the tip of the turn block 10, a hook portion 14 is formed which protrudes forward in a beak-like cross section at a position deviated toward the locking projection 13 side. The locking portion 14 further projects sideward to form a restricting portion 15 that contacts the tip of the side 3 when the turn block 10 rotates to restrict the rotation. That is, the turn block 10 is moved from the position where the locking projection 13 engages with the leading edge of the engaging hole 5 (see FIG. 5) to the position where the regulating portion 15 contacts the side 3 (see FIG. 6). It is rotatable in the range.

On the rear side surface of the turn block 10,
A spring support shaft 16 for supporting the torsion coil spring 20 is formed near the fitting protrusion 12 serving as a rotation support shaft, and the torsion coil spring 20 is supported by the spring support shaft 16. When the turn block 10 is inserted into the metal fitting body 1 (see FIG. 5), one end of the torsion coil spring 20 abuts on the side 3 and the side 3 is fulcrum.
Is pressing the rear side surface of the turn block 10.
Therefore, the turn block 10 is always urged toward the front end side of the fitting main body 1.

As shown in FIG. 3, the mounting bracket is mounted on the mounting surface 21 by screwing a screw 22 into the mounting surface 21 from the mounting hole 2 of the fitting body 1 and tightening.

The mounting frame 30 of the roll blind, which is fixed to the mounting surface 21 via the mounting bracket, is formed in a groove shape having an open top, and the upper end of the front side 31 has a hook for the turn block 10. A first locking portion 32 is formed which is bent inward so as to engage with. At the upper end of the rear side 33 of the mounting frame 30, a second locking portion 34 is formed which is bent inward so as to engage with the locking piece 7 of the metal fitting body 1. By the way, the first
The distance between the locking portion 32 and the second locking portion 34 is equal to the lower surface of the hooking portion 14 of the turn block 10 in a state of being protruded to the maximum from the fitting body 1 by the urging force of the torsion coil spring 20. , The distance from the locking piece 7 of the fitting body 1.

At the lower end of the rear side 33 of the mounting frame 30, a frame damper 35 is attached. The frame damper 35 is a soft elastic member made of, for example, polyvinyl chloride. The frame damper 35 has a mounting frame 30 and a weight bar 43 to be described later when the screen of the roll blind is wound up.
The collision sound with is suppressed.

As shown in FIG. 2, a winding shaft 42 is rotatably supported at both ends of the mounting frame 30 via a support bracket 40, and a screen 41 is wound on the winding shaft 42. A weight bar 43 is suspended from the lower end of the screen 41, and a pull cord 44 is suspended from the weight bar 41. And pull code 4
The operation of 4 allows the screen 41 to be moved up and down.

Next, the operation of the mounting bracket configured as described above will be described with reference to FIGS. To assemble the mounting bracket, first, the torsion coil spring 20 is fitted into the spring support shaft 16 of the turn block 10, then the turn block 10 is inserted into the metal fitting body 50, and the fitting projection 12 is fitted into the fitting hole 4. Then, the locking projection 13 is engaged with the engagement hole 5. Then, as shown in FIG. 5, the turn block 10 is held at a position where the locking projection 13 is engaged with the front end of the engagement hole 5 by the urging force of the torsion coil spring 20, and the latch portion 14 is It is located ahead of the front end.

To fix the mounting bracket to the mounting surface 21, screws 22 are screwed into the mounting surface 21 from the mounting holes 2, and the metal fitting body 1 is fixed to the mounting surface 21. Then, the mounting bracket is fixed to the mounting surface 21.

In order to fix the mounting frame 30 to the mounting surface 21 via the mounting bracket, the second locking portion 34 of the mounting frame 30 is hooked on the locking piece 7 of the metal fitting body 1, and in this state, When the first locking portion 32 is lifted upward, the first locking portion 32 comes into contact with the lower surface of the locking portion 14 of the turn block 10.

In this state, the first locking portion 32 engages with the locking portion 1.
4, the lower surface of the turn block 1 is pressed against the urging force of the torsion coil spring 20 as shown in FIG.
0 is rotated rearward with the fitting projection 12 fitted in the fitting hole 4 as a rotation support shaft, and the first locking portion 32 gets over the locking portion 14. As shown in FIG. 4, when the first locking portion 32 gets over the locking portion 14, the turn block 10 projects forward by the urging force of the torsion coil spring 20, and the first locking portion 32 becomes , And the second locking portion 34 is supported by the locking pieces 7 of the fitting main body 1, and the mounting frame 30 is fixed to the mounting surface 21.

When the mounting frame 30 is to be removed from this state, the tip end 11 of the turn block 10 is pressed, and the turn block 10 is rotated against the biasing force of the torsion coil spring 20 so as to rotate. If you push it into 1
Is disengaged from the hooking portion 14. Therefore, the mounting frame 30 can be removed.

When a plurality of mounting brackets are mounted on the mounting surface 21 along the longitudinal direction of the mounting frame 30, the locking pieces 7 are formed on each side 3 respectively.
There is a case where the second locking portion 34 of the mounting frame 30 is not securely hooked on each locking piece 7. Therefore, when the locking piece 7 is formed only on one side 3, the second locking portion 34 can be securely hooked on the locking piece 7, and the mounting frame 30 can be easily mounted. it can.

With the mounting bracket according to the present embodiment configured as described above, the following operational effects can be obtained. (A) The turn block 10 is disposed at a position deviated forward from the mounting hole 2 of the fitting body 1. Therefore, the turn block 10 and the mounting hole 2 do not interfere with each other, and the screw 22 can be easily screwed into the mounting surface 21 from the mounting hole 2, so that the mounting bracket can be easily mounted on the mounting surface 21. be able to.

(B) The pivot of the turn block 10 is
Since the fitting protrusions 12 are supported by the fitting holes 4 on the one side 3 of the metal fitting body 1, the turn block 10 can obtain a sufficient rotation stroke of the locking portion 14 with a small rotation angle. . When the turning angle of the turn block 10 is small, the operating force required to turn the turn block 10 against the urging force of the torsion coil spring 20 is small. Therefore, the attachment and detachment work of the attachment frame 30 can be easily performed with a small operation force.

(C) The spring support shaft 16 is formed at a position different from the rotation support shaft of the turn block 10. Therefore, the torsion coil spring 20 is connected to the spring support shaft 16.
The turn block 10 can be easily attached to the metal fitting body 1 after the turn block 10 has been attached. Is formed by fitting the fitting protrusion 12 of the turn block 10 to the side block 3. The side portion 3 is provided with a convex portion protruding inward, and a concave portion rotatably fitted to the convex portion is provided in the turn block. 10 may be provided.

[0036]

As described in detail above, the present invention can provide a mounting bracket that can easily perform a mounting operation on a mounting surface.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a mounting bracket according to the present embodiment.

FIG. 2 is an explanatory diagram showing an attached state of a roll blind.

FIG. 3 is a longitudinal sectional view showing an attaching operation of the attaching frame.

FIG. 4 is a longitudinal sectional view showing an attaching operation of the attaching frame.

FIG. 5 is a cross-sectional view showing the mounting operation of the mounting frame.

FIG. 6 is a cross-sectional view showing the mounting operation of the mounting frame.

FIG. 7 is an exploded perspective view of a conventional mounting bracket.

FIG. 8 is a longitudinal sectional view showing a mounting operation by a conventional mounting bracket.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hardware main body 2 Mounting hole 4 Fitting hole 10 Turn block 12 Fitting protrusion 16 Spring support shaft 20 Biasing means (torsion coil spring) 22 Mounting screw 30 Mounting frame

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E06B 9/323

Claims (3)

(57) [Claims] A fitting body having a mounting hole through which a mounting screw is inserted; and a turn rotatably supported by the fitting body and biased toward a support position of the mounting frame by a biasing means. In a blind mounting bracket supporting a mounting frame with a block, a turning fulcrum of the turn block is located at a side end of the metal fitting body, and the turn block is not interfered with the mounting hole . parallel to rotatably support an upper surface, the rotation fulcrum, is formed on one side of the fitting body
The fitting hole and the fitting hole are rotatably fitted in the fitting hole.
A blind mounting bracket comprising: a fitting projection formed on one side of a turn block . A mounting hole through which a mounting screw is inserted.
The bracket body is rotatably supported with respect to the bracket body, and is held by biasing means.
Turn block biased toward the support position of the frame
Blind mounting bracket that supports the mounting frame with
Te, the pivot point of the turn blocks on a side end of the fitting body
Position the turn block with the mounting hole
Rotates parallel to the upper surface of the bracket body at a position where it does not interfere with
Capable supporting, the pivot point, the inside on one side of the fitting body
And forming the convex portion to protrude, it is formed on one side of the turn blocks to pivotally fitted to the convex portion
Mounting bracket features and to Lube Rind by being configured and a recess. 3. The urging means supports a torsion coil spring on a spring support shaft formed near a rotation fulcrum of the turn block, and makes one end of the torsion coil spring abut on the metal fitting body. and the other end brought into contact with the turn block, blind mounting bracket according to claim 1 or 2, characterized in the biasing force of the torsion coil spring to pivot the bracket body that urges said turn block .