JP3902096B2 - Frame adjustment bracket - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a frame adjusting bracket that mainly corrects the inclination of a three-way frame that supports a door.
[0002]
[Prior art]
Conventionally, a three-way frame made of wood is attached to a door made of wood and a door for opening and closing the door is opened and closed by the three-way frame.
[0003]
In the door support structure as described above, if the upper frame of the three-way frame provided inside the doorway or the pair of left and right vertical frames are inclined, the door may interfere and may not be opened and closed smoothly. The inclination of the three-way frame is corrected before the door is attached. There has already been proposed a metal fitting for adjusting the inclination so that it can be easily corrected.
[0004]
FIG. 6 and FIG. 7 show the frame adjusting bracket which has already been proposed. In this adjustable fitting, an adjustment screw 42 is rotatably provided on a bottom plate 41 of a fixed fitting 40 attached to the inner periphery of the doorway of the housing, and a top plate 44 of a movable fitting 43 attached to a three-way vertical frame or an upper frame. Forms a screw cylinder 45 to which the adjustment screw 42 is screw-engaged, and the tilt of the vertical frame or the upper frame is corrected by moving the movable fitting 43 in the axial direction of the adjustment screw 42 by the rotation of the adjustment screw 42. I am doing so.
[0005]
In the above-mentioned adjustment fitting, if the movable fitting 43 rotates together with the adjusting screw 42, the movable fitting 43 cannot be moved in the axial direction. Therefore, the peripheral wall that fits both the fixed fitting 40 and the movable fitting 43 inside and outside. 46 and 47 are provided, and flat portions 48 and 49 are provided on the respective peripheral walls 46 and 47. The flat portions 48 and 49 relatively prevent the fixed metal fitting 40 and the movable metal fitting 43 from rotating so that they can move only in the axial direction. ing.
[0006]
[Problems to be solved by the invention]
By the way, in the conventional frame adjusting metal fitting shown in FIGS. 6 and 7, both the fixed metal fitting 40 and the movable metal fitting 43 are provided with the peripheral walls 46 and 47 having the flat portions 48 and 49 on the outer periphery of the bottom plate 41 or the top plate 44. Due to the configuration, the material cost is high, and cracks often occur at the bases of the peripheral walls 46 and 47 during the drawing process, which makes the processing extremely difficult.
[0007]
An object of the present invention is to provide an adjustable fitting that can be easily drawn at a low material cost.
[0008]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, in the present invention, the fixing metal has a fixing metal fitting attached to the housing side and a movable metal fitting attached to the frame side, and the fixing metal fitting has a circular shape having a long hole for attachment on the outer periphery. A pair of arc-shaped guide plates are provided at positions opposed to the outer periphery of the bottom plate, and the movable metal fitting has the guides on the arc edges at both ends of an elongated top plate in which driver insertion holes are formed at positions corresponding to the elongated holes. The guide plate has an arcuate shape that overlaps the outside of the plate, and a pair of non-rotating pieces that prevent the movable bracket from rotating on opposite sides of the other guide plate on both sides of one guide plate that overlaps inside and outside. And one end of the adjustment screw is rotatably supported at the center of the bottom plate of the fixing bracket, and a screw cylinder is provided on the top plate of the movable fitting to which the adjustment screw is screw-engaged. .
[0009]
In the case of the adjustment metal fitting having the above-described configuration, the fixed metal fitting is provided with a pair of guide plates at positions opposite to the outer periphery of the bottom plate, while the movable metal fitting is provided with a pair of guide plates at the arc edges at both ends of the elongated top plate. Since the structure is provided, it is possible to provide a low-cost and easy-to-draw adjustable metal fitting that is less expensive than the conventional adjustable metal fitting provided with a peripheral wall on the outer periphery of the bottom plate or the top plate.
[0010]
Here, if the guide plate of the movable metal fitting is provided with an elastic cut and raised claw, when the movable metal fitting is inserted into the circular attachment hole formed on the frame side, the engagement claw is formed on the inner periphery of the attachment hole. Since the movable fitting is prevented from coming off by engaging, the movable fitting can be attached very easily.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to FIGS. As shown in FIGS. 1 and 2, the casing 1 made of wood has an entrance 2, and a three-way frame 3 made of wood is inserted inside the entrance 2.
[0012]
The three-way frame 3 includes an upper frame 3 a and a pair of left and right vertical frames 3 b, and a gap 4 is provided between the outer periphery of the three-way frame 3 and the inner periphery of the doorway 2. A crosspiece 5 is passed between the lower ends of the pair of vertical frames 3b. This crosspiece 5 is provided as needed.
[0013]
Between the opposite ends of the upper frame of the three-way frame 3 and the inner periphery of the entrance / exit 2 and between the upper and lower ends of the vertical frame 3b of the three-way frame 3 and the opposing portion of the inner periphery of the entrance / exit 2, the upper frame 3a and the vertical A frame adjusting bracket 10 for correcting the inclination of the frame 3b is incorporated.
[0014]
2 to 5 show the adjusting bracket. The frame adjustment fitting 10 has a fixed fitting 20 attached to the doorway 2 of the housing 1 and a movable fitting 30 attached to the three-way frame 3 side.
[0015]
The fixture 20 is made of a metal plate drawn product in which a pair of arc-shaped guide plates 22 are provided at positions opposite to the outer periphery of a circular bottom plate 21, and a long hole 23 for screw insertion is provided in the outer peripheral portion of the bottom plate 21. It has been. Further, a bulging portion 24 is provided at the center portion of the bottom plate 21, and one end portion of an adjustment screw 25 is rotatably supported by the bulging portion 24.
[0016]
Further, a pair of detent pieces 26 facing outward are provided on both sides of each guide plate 22.
[0017]
The movable metal fitting 30 is made of a metal plate drawn product in which a pair of arc-shaped guide plates 32 are provided at the arc edges at both ends of the elongated top plate 31, and the guide plate 32 is fitted outside the guide plate 22 of the fixed metal fitting 20. The anti-rotation piece 26 prevents the movable metal fitting 30 from rotating relative to the fixed metal fitting 20.
[0018]
The top plate 31 of the movable metal fitting 30 is provided with a driver insertion hole 33 corresponding to the long hole 23 formed in the bottom plate 21 of the fixed metal fitting 20. A screw cylinder 34 is formed at the center of the lower surface of the top plate 31, and the adjustment screw 25 is screwed to the screw cylinder 34.
[0019]
Each of the pair of guide plates 32 in the movable metal fitting 30 is formed with a raised and raised engaging claw 35 having elasticity.
[0020]
As shown in FIG. 2, the movable metal fitting 30 of the adjustment metal fitting having the above-described configuration is press-fitted into a circular hole 6 formed in the three-way frame 3, and the engagement claw 35 engages with the inner periphery of the circular hole 6. Is held in the installed state.
[0021]
After the movable metal fitting 30 of the wrinkle adjusting metal fitting 10 is attached, the three-sided frame 3 is inserted into the entrance 2, and after the insertion, the driver insertion hole 33 of the movable metal fitting 30 is inserted from the door-end mounting groove 7 formed in the three-way frame 3. Is inserted into the elongated hole 23 of the fixing bracket 20, the driver is engaged with the mounting screw 27, and the fixing screw 20 is screwed into the inner periphery of the doorway 2. Fixed to.
[0022]
FIG. 2 shows a state in which the adjustment metal fitting 10 is attached between the vertical frame 3b of the three-way frame 3 and the inner periphery of the entrance / exit 2. When the screw is engaged with the adjustment screw 25 and rotated in that attached state, the adjustment metal fitting 10 is movable. The metal fitting 30 moves in the axial direction of the adjustment screw 25, and the movement can correct the inclination of the vertical frame 3b in the left-right direction.
[0023]
Further, by loosening the mounting screw 27 for fixing the fixing bracket 20 with a screwdriver inserted from the driver insertion hole 33 and moving the fixing bracket 20 in a direction in which both ends of the long hole 23 hit the mounting screw 27, the vertical frame The inclination of 3b in the front-rear direction can be corrected.
[0024]
In addition, by rotating the adjusting screw 25 of the frame adjusting bracket 10 incorporated between the upper frame 3a and the inner periphery of the doorway 2, the vertical inclination of the upper frame 3a can be corrected, and the mounting screw 27 is attached. The inclination of the upper frame 3a in the front-rear direction can be corrected by loosening and moving the fixing bracket 20 in the front-rear direction.
[0025]
As shown in the embodiment, the fixing bracket 20 has a configuration in which a pair of arc-shaped guide plates 22 are provided at positions opposite to the outer periphery of the circular bottom plate 21 so that a flat portion is provided on a part of the outer periphery of the bottom plate in the circumferential direction. The material cost can be reduced and the drawing process can be facilitated as compared with the conventional fixture having the peripheral wall.
[0026]
Further, the movable metal fitting 30 has a configuration in which a pair of arc-shaped guide plates 32 are provided at the arc edges at both ends of the elongated top plate 31, so that a flat portion is provided on a part of the outer periphery of the circular top plate in the circumferential direction. The material cost can be reduced as compared with the conventional movable metal fitting, and the drawing process can be facilitated.
[0027]
In the embodiment, the outward detent pieces 26 are provided on both sides of each guide plate 22 of the fixing bracket 20, but the inward detent pieces are provided on both sides of each guide plate 32 of the movable bracket 30. You may make it prevent 20 and the movable metal fitting 30 from rotating relatively.
[0028]
【The invention's effect】
As described above, according to the present invention, the fixed bracket is configured to have a pair of arc-shaped guide plates at the outer peripheral position of the bottom plate, and the movable bracket is a pair of arc-shaped guides on the arc edges at both ends of the elongated top plate. Since the plate is provided, and the anti-rotation pieces facing the both sides of the other guide plate are provided on both sides of one of the guide plate of the fixed member and the guide plate of the movable member, the material cost of the adjustment bracket is reduced. Reduction and ease of drawing can be achieved.
[Brief description of the drawings]
FIG. 1 is a front view showing a use state of a frame adjusting bracket according to the present invention. FIG. 2 is a cross-sectional view taken along line II-II in FIG. 4 is a cross-sectional view taken along the line IV-IV in FIG. 3. FIG. 5 is an exploded perspective view of the frame adjusting bracket shown in FIG. 3. FIG. 6 is a longitudinal front view showing a conventional frame adjusting bracket. Exploded perspective view of the adjustment bracket shown [Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Housing 3 Three-way frame 20 Fixing bracket 21 Bottom plate 22 Guide plate 23 Long hole 25 Adjustment screw 26 Non-rotating piece 30 Movable bracket 31 Top plate 32 Guide plate 33 Driver insertion hole 34 Screw cylinder 35 Engagement claw

Claims (2)

A fixed metal fitting attached to the housing side and a movable metal fitting attached to the frame side. The fixed metal fitting has a pair of arcuate guide plates at positions opposite to the outer periphery of a circular bottom plate having a long hole for attachment on the outer periphery. The movable metal fitting has a configuration in which an arcuate guide plate that overlaps the outer side of the guide plate is provided on the arc edges of both ends of an elongated top plate in which a driver insertion hole is formed at a position corresponding to the long hole. A pair of non-rotating pieces for preventing the movable bracket from rotating on opposite sides of the other guide plate on both sides of one guide plate overlapping inside and outside, and one end of an adjustment screw at the center of the bottom plate of the fixed bracket An adjustable fitting provided with a screw tube that rotatably supports a portion, and a top plate of the movable fitting is engaged with the adjusting screw. The scooping metal fitting according to claim 1, wherein the guide plate of the movable metal fitting is provided with a cut and raised engaging claw having elasticity.

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