JPH07113299B2 - Door opening angle adjustment device - Google Patents

Description

Detailed Description of the Invention 【Technical field】

The present invention relates to a device for adjusting an opening angle of a door body in a framed door in which a door body is attached to a door frame.

[Background technology]

In a conventional framed door in which the door main body is attached to the door frame, the opening angle of the door main body is constant. For example, if the opening angle of the door main body is 90 ° and the opening angle of the door main body is reduced, the door is opened at a small angle. The body could not be prevented from opening any further.

[Object of the Invention]

The present invention has been made in view of the above-mentioned conventional problems, and an object of the present invention is to allow a door body to have an arbitrary opening angle with a simple structure and to easily cope with a change in left / right hand. The present invention is to provide a door opening angle adjusting device that can perform the following.

DISCLOSURE OF THE INVENTION

The door opening angle adjusting device of the present invention includes a movable body 16 and a stopper member 15 movably arranged along an upper rail 2 provided as a member on the door frame 1, and rotatably attached to the door frame 1. The arm 17 having both ends rotatably connected to the upper surface of the door body 7 and the movable body 16 is arranged between the movable body 16 and the end of the upper rail 2 on the side where the door body 7 is attached. A door opening angle adjusting device comprising a stopper means (15) for stopping the stopper member (15) at a position where the moving body (16) abuts when the door body (7) is opened, and a lower rail (3) provided as a member below the door frame (1). The shafts 8 and 8 are supported by bearing members 4 and 5, which are movable along the upper rails 2 and are fixed to either one of both ends of the upper and lower rails 2 and 3, so that the door frame 1 is supported.
The door main body 7 is rotatably attached to the upper rail 1 and the upper rail 1 is provided with a notch portion 14 that allows the movable body 16 and the stopper member 15 to be detachably attached. With this configuration, the above-described object of the present invention is achieved. That is, the door main body 7 can be stopped at an arbitrary opening angle by selecting the stopping position of the stopper member 15 on the upper rail 2, and the cutout 14
The movable body 16 and the stopper member 15 are attached / detached and the bearing members 4 and 5 are moved, so that it is possible to respond to the change of the left / right hand. Hereinafter, the present invention will be described in detail with reference to Examples. The door frame 1 is constructed by vertically arranging upper and lower rails 2 and 3 between the upper and lower sides of the left and right vertical frames 9 to form a rectangular frame as a whole. An upper bearing member 4 and a lower bearing member 5 are movably arranged along the upper rail 2 and the lower rail 3 in the upper and lower rails 2 and 3, respectively. That is, the upper rail 2 is configured such that the upper rail groove portion 2a has a groove shape with a downward opening, and the lip piece 10 projects from the edge portion of the lower opening. The upper enlarged portion 4a is slidably fitted in the upper rail groove portion 2a. The lower rail 3 has a lower rail groove 3a having a groove shape with an upward opening, and a lip piece 10 protruding from the edge of the upper opening. The lower bearing member 5 has a substantially convex cross section.
The lower enlarging portion 5a is slidably fitted in the lower rail groove portion 3a. The upper and lower rails 2 and 3 are provided with long holes 11 at both left and right ends thereof, and the upper bearing member 4 and the lower bearing member 5 are provided with screw holes 12, respectively. Is moved to one of the left and right ends of the upper and lower rails 2 and 3, and the screw tool 6 is inserted through the elongated hole 11 of the corresponding end and screwed into the screw hole 12 to form the upper bearing member 4 The lower bearing member 5 is fixed so as not to move. A shaft 8 is provided above and below one end of the door body 7, respectively.
And the upper and lower shaft portions 8 are respectively provided on the upper bearing member 4
It is rotatably fitted in the bearing hole 13 and the bearing hole 13 of the lower bearing member 5. A notch 14 is formed by notching the lip piece 10 in the vicinity of the center of the lower surface of the upper rail 2. A stopper member 15 and a moving body 16 are fitted in the upper rail 2, and both the stopper member 15 and the moving body 16 are shaped so that they can be put in and taken out from the cutout portion 14. One end of an arm 17 is rotatably attached to the lower surface of the moving body 16, and the other end of the arm 17 is rotatably attached to the upper surface of the door body 7. Here, the other end of the arm 17 is attached to the upper surface of the door body 7 from the end of the upper surface of the door body 7 on which the shaft portion 8 projects. The moving body 16 moves in the upper rail 2, and in the illustrated embodiment, the moving body 16 has a circular cross section so that the moving body 16 can rotate in the upper rail 2. The stopper member 15 is provided with a stopper 18 such as a screw at an arbitrary position in the upper rail 2 between the upper bearing member 4 and the moving body 16.
When the door body 7 is opened and rotated about the upper and lower shaft portions 8 as a center, the movable body 16 moves via the arm 17 in conjunction with the rotation of the door body 7, When the door hits the stopper member 15, the door body 7 cannot be opened further. Therefore, the opening angle of the door body 7 can be freely adjusted by arbitrarily selecting the position where the stopper member 15 slidably inserted in the upper rail 2 is fixed to the upper rail 2 by the stopper 18. FIGS. 8A and 8B show examples in which the opening angle of the door body 7 is different. By the way, the moving body 16 does not reach the cutout portion 14 as shown in FIG. 1 even when the door body 7 is closed, and when the door body 7 is opened and closed, the moving body 7 moves out of the cutout portion 14. It doesn't jump out. Shaft 8 of the door body 7
The knob 19 and the latch 20 are provided at the end portion on the opposite side to the protruding side, and the latch receiving groove 27 for fitting the latch 20 is provided on the inner surface of both vertical frames 9 and is not used. The cap 21 is removably fitted into the latch receiving groove 27 on one side.
The latch 20 has a projecting portion whose cross-sectional shape is, for example, a substantially semicircular shape, and can freely project from a latch support plate 23 provided with a semicircular hole 22. The left and right hand of the latch 20 can be changed by removing the latch support plate 23 and attaching the latch 20 by rotating it by 180 ° (see FIGS. 10 (a) and 10 (b)). Figures 11 through
Another embodiment of the latch 20 is shown in FIG. 15, in which a roller is rotatably projected from the upper surface or the lower surface of the end portion of the door body 7 on the side where the shaft portion 8 does not project. Yes, the rollers forming the latch 20 are elastically urged in an upward or downward protruding direction, and when the door body 7 is closed, the latch 20 hits the edge of the upper and lower rails 2 or the lower rails 3 and is pushed into the door body 7 side. The door main body 7 is elastically fitted into the upper rail groove 2a or the lower rail groove 3a as shown in FIGS. 13 to 15 when reaching the downward opening of the upper rail 2 or the downward opening of the lower rail 3. Latch 20 to open
Is pushed toward the door body 7 side against the elastic force biasing the latch 20 and the upper rail 2 or the lower rail 3
Escape from. The shaft 8 provided on the door body 7
Of these, the upper shaft portion 8 is elastically biased upward by a spring material so that the upper shaft portion 8 can be pushed downward against the elastic force of the spring material. Further, reference numerals 24 and 25 in the figure are door stop portions provided on the upper rail 2 and the lower rail 3. Then, when changing the left-right hand of the door body 7, it is performed as follows. Loosen or remove the screws 6 that fix the upper bearing member 4 and the lower bearing member 5 to the upper and lower rails 2 and 3. Further, the stopper member 15 is made slidable by loosening or removing the stopper means 18. In this state, the door body 7 is moved along the upper and lower rails 2 and 3. Then, the movable body 16 is removed from the cutout portion 14, the stopper member 15 is further removed from the cutout portion 14, and then the door body 7 is further moved along the upper and lower rails 2 and 3 in the opposite end direction to move the upper bearing. The member 4 and the lower bearing member 5 are passed through the notches 14 in the upper and lower rails 2 and 3, respectively. After that, the stopper member 15 and the moving body 16 are inserted in this order from the notch 14 into the upper rail 2, and the upper bearing member 4 and the lower bearing member 5 are further moved to the opposite end portions of the upper and lower rails 2 and 3. In this state, the upper bearing member 4 and the lower bearing member 5 are fixed to the upper and lower rails 2 and 3 with screws 6. Then, the stopper member 15 is fixed to an arbitrary position on the upper rail 2 by the stopping means 18. In this case, in the case of the latch 20 as shown in FIG. 4, the left / right hand is changed by the procedure for changing the left / right hand of the latch 20 described above, and the cap 21 is fitted into the latch receiving groove 27 of the unused side. Latch 20
In the case of FIGS. 12 to 15, the door body 7 can be used as it is even if the right or left hand is changed. The left-right hand is performed without removing the door body 7 from the door frame 1, but when the door body 7 needs to be removed, the upper shaft portion 8 is pushed downward against the spring force to remove the door body 7. Is also possible. If the knob 19 is for the outdoor side and the indoor side, and if the left / right hand of the door body 7 is changed, the knob 19
Is removed and reattached to the outdoor side and the indoor side.

【The invention's effect】

According to the present invention, as described above, the opening angle of the door body can be freely adjusted by selecting the stop position of the stopper member. After removing the fixing by the stopping means, temporarily removing the moving body and the stopper member from the notch of the upper rail, changing the hand by moving the bearing member, and attaching the stopper member and the moving body to the upper rail again, the left and right hand In addition to being able to easily respond to the change, the opening angle of the door can be adjusted by the moving body and the stopper member in any of the cases.

[Brief description of drawings]

Fig. 1 is a partially cutaway front view of the present invention, and Fig. 2 is Fig. 1 X-.
X-ray sectional view, FIG. 3 is FIG. 1 YY sectional view,
The figure is a cross-sectional view of the central portion of the present invention, and FIG. 5 is the Z of FIG.
-Z line sectional view, FIG. 6 is a sectional view taken along line HH of FIG.
FIG. 7 is a sectional view taken along line I-I of FIG. 1, and FIGS. 8 (a) and 8 (b).
Shows a state in which the door body is opened and the moving body hits the stopper member. A bottom view of the upper rail when the opening angles are different, FIG. 9 is an overall front view of the present invention, and FIG.
(B) is a perspective view of an example of the latch of the present invention in which the right and left hand is changed, FIG. 11 is a front view of a different example of the latch of the present invention, FIG. 12 is a sectional view of the same, FIG. FIGS. 14 and 15 are sectional views showing respective embodiments in which the mounting positions of the same latches are changed, wherein 1 is a door frame, 2 is an upper rail, 7 is a door body, 15 is a stopper member, and 16 is a stopper member. Is a moving body, 17 is an arm, and 18 is a stopping means.

Claims (1)

[Claims] 1. A movable body and a stopper member arranged movably along an upper rail provided as a member on a door frame,
Between the upper body of the door rotatably attached to the door frame and the movable body, the arm having both ends rotatably connected, and the end of the upper rail on the door body mounting side and the movable body. A door opening angle adjusting device comprising a stopper means for stopping the arranged stopper member at a position where a moving body abuts when the door body is opened, wherein the lower rail and the upper rail are provided as members under the door frame. And the door main body is rotatably attached to the door frame by a bearing member that is movable along both the upper and lower rails and is fixed to either one of both ends of the upper and lower rails. A door opening angle adjusting device, characterized in that a notch portion that allows the movable body and the stopper member to be attached and detached is provided in the.