JP2990429B1 - Pivot door structure and pivot bracket for hinged door - Google Patents

Abstract

An object of the present invention is to provide a pivot bracket in which a pivot shaft can be vertically moved and a door can be easily removed. In a door configured to be pivotable by providing pivotal supports (10, 30) above and below the door, one pivotal support (10) is
A pivot shaft 17 protruding from the case 11 and movable up and down by a knob 18 extending in the horizontal direction and urged in a direction protruding by a spring,
One end of the pivot shaft 37 protrudes outward from the case 31, and the other end is housed in the case so as to be horizontally movable in the case, and is fixed to an adjusted position in the case by tightening a tightening screw 39.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hinged door structure which is pivotally supported by using a pivotal support, and a technique for a pivotal support for a hinged door for pivotally supporting the door at an opening.

[0002]

2. Description of the Related Art As a method of providing an opening door in an opening of a storage body such as furniture or a shoe box, a method of using a pivot bracket has been proposed, and a pivot having a pivot shaft is used as the pivot bracket to open the door. Provided.

[0003] The storage body has an insertion hole into which a pivot shaft is inserted at the ends of the top plate and the base plate, and the door has a pivot shaft protruding from the upper and lower surfaces of the door at upper and lower surfaces at one end thereof. The pivot shafts on the upper and lower surfaces of the door are fitted in the respective fitting holes, and the opening door is pivotally supported by the storage body so as to be rotatable.

[0004]

When the hinged door is used, the opposite pivot side may hang down due to looseness of the pivot bracket, deformation of the pivot bracket, or wear of the fitting hole. The drooping of the door causes a contact between the lower surface of the door and the ground plate, and causes a problem that the lower surface of the door and the surface of the ground plate are worn, and the door is difficult to open and close. For this reason, the hanging door is removed from the storage body, a washer for adjusting the interval is inserted into the pivot shaft on the lower surface of the door, and the door is mounted again.

[0005] Therefore, the door must be removed at the time of adjustment, and the adjustment amount of the door can be checked only after re-attachment, which is troublesome and troublesome. In addition, with the anti-pivot side of the door hanging, the entire door will be lifted,
The door itself, the top plate, and the side plate may be in new contact with each other, the adjustment amount is small, and the adjustment must be performed again by hanging the door after the adjustment.

[0006]

In order to solve the above-mentioned problems, the present inventor has proposed a pivotable door structure in which pivotal fittings are provided above and below a door so as to be rotatable. The pivot bracket has a pivot shaft protruding outward from the case by a spring, and the pivot shaft perpendicular to the projecting direction of the pivot shaft so that the other end of the pivot shaft can be stored in the case. An extending knob is provided, and the knob is provided so as to be exposed on the surface, and is housed in a case, so that the pivot shaft is configured to be able to protrude and retract from the case,

In the other pivot bracket, one end of the pivot shaft protrudes outward from the case, and the other end of the pivot shaft has a tightening screw hole accommodated in the case in a direction perpendicular to the projecting direction of the pivot shaft. Provided in the case so that the pivot shaft is movable in a direction perpendicular to both the direction in which the pivot shaft projects and the direction in which the tightening screw is screwed, and a tightening screw is inserted into the tightening screw hole from the outside of the case. The invention has invented an opening door structure in which the pivot shaft is fixed by being screwed and screwed perpendicularly to the mounting surface.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A hinged door structure will be described with reference to the drawings. The present invention is an opening door structure mainly provided in an opening on the front surface of a storage body 50 in which articles are stored inside a closet, a closet, a kitchen cabinet, a clog box, an entrance storage, or the like.

The door 54 is made of solid wood, plywood, laminated wood, laminated veneer, particle board, wood fiber board, or oriented strand board, or a synthetic resin board formed by molding a synthetic resin. An aluminum plate, a metal plate such as a stainless steel plate can be obtained individually or in combination, and the surface thereof can be painted as necessary.
Printing, decorative paper, decorative synthetic resin sheet, etc. are applied to make up, and it is configured as a single unit, or configured by a method such as a frame or a flash structure.

FIG. 1 shows an embodiment of an opening door 56 obtained by the present opening door structure. That is, in the opening door structure 56 in which the pivoting door 56 of the present invention is configured to be rotatable by providing the pivoting brackets 10 and 30 above and below the door 54, one of the upper and lower pivoting brackets is the pivot shaft 17. One end protrudes outward from the case 11 by the spring 20, and extends at the other end of the pivot shaft 17 in a direction perpendicular to the projecting direction of the pivot shaft 17 so that the pivot shaft 17 can be stored in the case 11. A knob 18 is provided, and the knob 18 is provided so as to be exposed on the surface.
1, the pivot shaft 17 is attached to the case 1.
It is configured to be able to come and go from 1

The other pivoting bracket 30 has one end of a pivot shaft 37 protruding outward from the case 31, and the other end of the pivot shaft 37 has a fastening screw hole 3 accommodated in the case 31.
8 is provided in a direction perpendicular to the projecting direction of the pivot shaft 37, and the case 31 is moved so that the pivot shaft 37 is movable in a direction perpendicular to both the projecting direction of the pivot shaft 37 and the screwing direction of the tightening screw 39. The pivot shaft 37 is fixed so that the pivot shaft 37 is fixed by screwing a fastening screw 39 into the fastening screw hole 38 from the outside of the case 31 perpendicularly to the mounting surface of the door and screwing the same. Invented the door structure.

The pivot brackets 10 and 30 use pivot brackets as described below. As shown in FIG. 4, one end of a pivot shaft 17 projects outward from the case 11 by a spring 20, and the pivot shaft 17 is connected to the other end of the pivot shaft 17.
A knob 18 is provided so as to extend in a direction perpendicular to the projecting direction of the pivot shaft 17 so as to be able to be stored in the case 11.

The knob 18 has a pivot shaft 17 housed in the case 11 so as to be exposed on the surface so as to be able to protrude and retract from the case 11.

The pivot bracket 10 mainly comprises a case 11, a pivot shaft 17, and a spring 20. Case 11
Is obtained by molding a metal or a synthetic resin, and the pivot shaft 17 of the case 11 is
Is formed on the surface which becomes a surface after being attached to the door 54, is long in the direction in which the pivot shaft 17 projects, and extends from the pivot shaft 17 in the direction perpendicular to the direction in which the pivot shaft 17 projects. The knob hole 13 exposing the knob 18 is formed.

The interior of the case 11 is configured in accordance with the dimensions of the pivot shaft 17 and the spring 20, and is a space for accommodating the pivot shaft 17 and the spring 20.

As shown in FIG. 5, the outer shape of the case 11 is such that a portion of the door 54 to be fitted into the digging portion 55 is formed in a substantially cylindrical shape, and a surface on which the pivot hole 12 and the knob hole 13 are formed is formed. It is wide and provided with a collar portion 14. By providing the collar portion 14, the pivot bracket 10 can be connected to the dug portion 5
5. The gap between the door 54 and the pivot bracket 10, which is generated when fitting into the inside 5, can be concealed.

The depth at which the pivot bracket 10 fits into the digging portion 55 of the door 54 can be restricted. In the present embodiment, the collar portion 14 is provided, but it is not always necessary to provide the collar portion, and the external shape is substantially cylindrical. However, the present invention is not limited to this, and may be a rectangular parallelepiped or another shape. .

A small convex portion 15 is provided on the outer surface of the pivot bracket 10 to be fitted into the dug portion 55, as shown in FIG. 6, so that it is easily caught in the dug portion 55 and hardly comes off. It is not necessary to provide it.

A lid 16 is provided on the side of the case 11 opposite to the surface on which the knob hole 13 is provided. A pivot shaft 17 and a spring 20 are accommodated in the case 11, and the case 11 is closed by the lid 16 to pivot. The metal fitting 10 is formed.

The diameter of the pivot shaft 17 is substantially equal to the diameter of the pivot hole 12 of the case 11. Pivot shaft 17
Has a thick head. The pivot shaft 17 is provided with a knob 18 that extends in a direction perpendicular to the direction in which the pivot shaft 17 protrudes, at the end of the pivot shaft 17 on the side accommodated in the case 11. Pivot axis 1 of knob 18
7 is cut out on the side in the protruding direction, so that even when the pivot shaft 17 protrudes outward, a gap is formed between the inner surface of the knob hole 13 and the knob 18, and the knob 18 is operated. Keep it easy.

The knob 18 is exposed from the knob hole 13 provided in the case 11, and by lowering the knob 18,
The projecting pivot shaft 17 can be retracted into the case 11.

In the embodiment, the surface of the knob 18 is flush with the surface of the case 11, but the knob 18 may project from the surface of the case 11 or may be retracted.

A spring receiving hole 19 having a size equal to the width of the spring 20 and equal to the height of the spring 20 in the most contracted state is provided at the bottom of the pivot shaft 17. Spring accommodation hole 19
The tip of a spring 20 that causes the pivot shaft 17 to protrude is fitted therein, and the spring 20 contracted when the knob 18 is pressed down is accommodated.

The height of the pivot shaft 17 is configured to be equal to the height from the lowermost surface inside the case 11 to the surface of the case 11 where the pivot hole 12 is provided, and the knob 18 retracts the pivot shaft 17 into the case 11. So that the pivot shaft 17 is housed in the case 11.

The spring 20 is made of an elastic material such as a coil spring, and is inserted between the inner surface of the case 11 and the spring housing hole 19 of the pivot shaft 17 accommodated in the case 11, and pushes the pivot shaft 17 out of the case 11 to pivot the pivot shaft. 17 is made to protrude outward from the case 11.

Since the pivot bracket 10 has such a configuration, the pivot shaft 17 projecting outward from the case 11 can be easily retracted into the case 11 by operating the knob 18 in a normal state. .

If the pivot bracket 10 is provided on the opening door 56, the pivot shaft 17 is retracted into the case 11 only by operating the knob 18 when the opening and closing the door 56 is performed. Since the pivotal support of the door 56 is released, the door 56 can be easily attached and detached.

8 to 10 show the pivot bracket 30, one end of a pivot shaft 37 protrudes outward from the case 31, and the other end of the pivot shaft 37 has a fastening screw hole accommodated in the case 31. The case 31 is provided so as to be perpendicular to the projecting direction of the pivot shaft 37, and the pivot shaft 37 is movable in a direction perpendicular to both the projecting direction of the pivot shaft 37 and the screwing direction of the tightening screw 39. By being screwed vertically into the fastening screw hole 38 from the outside of the case 31 with respect to the mounting surface of the door and screwed into the fastening screw hole 38,
The pivot shaft 37 is fixed.

The pivot bracket 30 mainly includes a case 31, a pivot shaft 37, and a tightening screw 39. The case 31 is obtained by molding a metal or a synthetic resin.
The pivot hole 37 of the case 31 is formed to be long in the direction perpendicular to the direction in which the pivot shaft 37 protrudes, and the pivot hole 32 is formed in the case. The adjustment hole 33 has a shape that is long in the vertical direction, and the fastening screw 39 is screwed into the adjustment hole 33.
Is formed.

In FIG. 9, a space 33 'for accommodating the head 40 of the tightening screw 39 is formed at a position one step below the surface of the case 31, and the space 3' is located near the center of the space 33 '.
Although an adjustment hole 33 smaller than 3 'is provided, the adjustment hole 33 is directly provided on the surface of the case 31 without providing a space 33' for accommodating the head 40, and the head 4 of the tightening screw 39 is provided.
0 may protrude from the case 31.

The interior of the case 31 is configured such that the pivot shaft 37 is movable in a direction perpendicular to both the projecting direction of the pivot shaft 37 and the screwing direction of the tightening screw 39. A matching fastening screw 39 is accommodated.

The outer shape of the case 31 is such that a portion to be fitted into the digging portion 55 of the door 54 is formed in a substantially cylindrical shape, the surface on which the pivot hole 32 and the adjustment hole 33 are formed is wide, and the flange portion 34 is formed. Is provided. By providing the collar portion 34, the gap between the door 54 and the pivot bracket 30 that occurs when the pivot bracket 30 fits into the counterbore portion 55 can be concealed, and

The depth at which the pivot bracket 30 fits into the digging portion 55 of the door 54 can be restricted. In the present embodiment, the brim portion 34 is provided. However, it is not always necessary to provide the brim portion. Further, the external shape is substantially cylindrical. However, the present invention is not limited to this, and may be a rectangular parallelepiped or another shape. .

A small convex portion 35 is provided on the outer surface of the pivot bracket 30 to be fitted into the digging portion 55 so as to be easily caught in the digging portion 55 and hardly come off. .

A lid 36 is provided on the back side of the surface of the case 31 where the adjustment hole 33 is provided, and a pivot shaft 37 and a tightening screw 39 are accommodated in the case 31.
The pivot bracket 30 is formed by closing 1 with the lid 36.

The pivot shaft 37 has a fastening screw hole 38 at the end of the pivot shaft 37 on the side accommodated in the case 31, to which a fastening screw 39 is screwed in a direction perpendicular to the projecting direction of the pivot shaft 37. Can be Tightening screw hole 3
8 is screwed from the outside of the case 31 perpendicularly to the mounting surface of the door 56, and a tightening screw 39 which is inserted into an adjusting hole 33 provided in the case 31 is screwed into the tightening screw hole 38, whereby a pivot shaft 37 is formed. Can be fixed to an arbitrary place in the case 31.

The tightening screw 39 is provided in the adjustment hole 3 of the case 31.
3 and screwed into the tightening screw hole 38 of the pivot shaft 37,
The head 40 of the tightening screw 39 and the pivot shaft 37 tighten the adjustment hole 33 of the case 31 from the front and back, thereby fixing the pivot shaft 37.

Since the pivot bracket 30 has such a configuration, the pivot shaft 37 can be moved left and right by loosening the tightening screw 39. If such a pivot bracket 30 is provided on the opening door 56, the opening door 56
Can be adjusted while being attached to the storage body 50, so that the opening door 56 can be easily adjusted.

As shown in FIGS. 1 and 3, the pivot brackets 10 and 30 provided above and below the opening door 56 are formed in a dug portion 55 formed at a mounting position on the back surface of the door 54, as shown in FIGS. The pivot shafts 17 and 37 are provided so as to protrude from the upper surface or the lower surface of the opening door 56 so that the knob 18 is exposed on the back surface of the opening door 56 or the tightening screw 38 is screwed and adjusted so as to be adjusted.

The attachment of the pivot brackets 10 and 30 to the counterbore portion 55 is performed in the counterbore portion 55 or the pivot brackets 10 and 3.
An adhesive may be applied to the outer surface of the pivot support fittings 10 and 30 so that the fitting is performed simultaneously with the fitting of the pivot support fittings 30 and 30. Although not shown, fixing screw holes are formed in the pivot support fittings 10 and 30 and fixed. A fixing screw may be screwed into the screw hole and fixed.

In this embodiment, the digging portion 55 is provided on the back surface of the door 54 and the pivot brackets 10 and 30 are fitted into the digging portion 55. However, the digging portion 55 is provided on the side surface of the door 54 (not shown). ) A pivot bracket is inserted into the dug portion 55 or the dug portion 55
May be fixed to the back surface of the door 54 or the side surface of the door 54 with an adhesive or a fixing screw as it is.

In FIG. 1, the pivot bracket 10 provided above the opening door 56 has a
By operating the knob 18 (lowering), the pivot shaft 17 can be retracted into the case 11, in other words, into the opening door 56.

On the other hand, in the pivot bracket 30 provided below the opening door 56, the pivot shaft 37 is fixed by the tightening screw 39 at substantially the center in the left-right direction of the case 31 in the normal state, but by loosening the tightening screw 39, The pivot shaft 37 is movable in the left-right direction in the case 31, and the position of the pivot shaft 37 in the left-right direction can be adjusted.

As shown in FIG. 2, the opening door 56 is attached to the housing 50 provided with the fitting holes 53 in the lower right end surface of the top plate 51 and the upper right end surface of the main plate 52. The insertion hole 53 is
The pivot 51 may be directly formed in the top plate 51 or the base plate 52, or a seat having a fitting hole 53 may be embedded in the top plate 51 or the base plate 52 in advance, and the pivot shaft 1 may be inserted into the fitting hole 53 provided in the seat.
7, 37 may be fitted.

Next, a method of attaching the opening door 56 to the opening of the housing 50 will be described. First, in the fitting hole 53 of the main plate 52,
A pivot shaft 37 protruding outward from the pivot bracket 30 provided below the opening door 56 is fitted.

Next, with the pivot shaft 37 fitted in the fitting hole 53 of the base plate 52, the knob 18 of the pivot bracket 10 provided above the opening door 56 is lowered, and the pivot shaft 17 is placed in the case 11 (opening door). (Within 56), the pivotal support 10 is opened directly below the fitting hole 53 of the top plate 51, and the door 56 is raised.

Then, the knob 18 which has been lowered from the pivot bracket 10 is released, and the pivot shaft 17 projects again, and the pivot shaft 17 is fitted into the fitting hole 53 of the top plate 51. 50 is rotatably mounted.

When removing the opening door 56, use the knob 18
If the pivot shaft 17 is released from being inserted into the insertion hole 53 of the top plate 51 by lowering it, it can be easily removed from the storage body 50.

The pivot shaft 17 of the pivot bracket 10 has the knob 1
8, the door 56 can be retracted into the door 56, so that the door 56 can be easily attached and detached. When the opening door 56 hangs, the position of the opening door 56 is adjusted as follows.

With the hinged door 56 attached to the housing 50, the pivot bracket 3 provided below the hinged door 56 is provided.
Loosen the 0 tightening screw 39. When the fastening screw 39 is loosened, the pivot bracket 3 provided below the door 56 is opened.
0 pivot shaft 37 moves left and right (in the direction of the arrow in FIG. 1), and the opening door 56 moves left and right around the pivot shaft 17 of the pivot bracket 10 provided above the opening door 56, and moves in the left and right direction. Position can be adjusted.

With the tightening screw 39 loosened,
The opening door 56 is adjusted to a position where it does not contact other parts such as a top plate, a side plate, a base plate, and an adjacent door, and the fastening screw 39 is temporarily fixed to the extent that the opening door 56 does not move.

When the opening door 56 is closed, and the opening door 56 does not come into contact with other parts, the tightening screw 39 is fully fixed, and the adjustment operation is completed. If the opening door 56 still contacts, the adjustment is performed in the same manner as described above.

In the present invention, the middle door 56 is attached to the housing 5.
Since the position of the opening door 56 is adjusted in a state where the opening door 56 is fixed to 0, the opening door 56 does not have to be removed from the storage body 50 each time the opening door 56 is adjusted, and the adjustment work is facilitated.
Further, even when the door 56 is removed for cleaning the inside of the storage body 50, the pivot shaft 17 of the pivot bracket 10 can be easily retracted, so that the door 56 can be easily removed.

In the present embodiment, the pivot bracket 10 capable of moving the pivot shaft 17 up and down by the knob 18 is opened, and the pivot bracket 30 capable of moving the pivot shaft 37 in the left and right direction is opened above the left end of the back surface of the door 56. Although provided below the left end, the pivot brackets 10 and 30 may be provided at the right end of the opening door 56, or the pivot brackets 10 and 30 provided above and below may be used in reverse. Further, in this embodiment, the present invention is applied to a door that opens in the left-right direction, but the present invention can also be applied to a door that opens in the vertical direction.

[0055]

According to the present hinged door structure, the pivot shaft is provided on one side of the hinged door so that the pivot shaft is formed so as to be able to come and go from the case by operating the knob, so that the pivot shaft is retracted by operating the knob. The door can be easily attached and detached, and the inside of the housing provided with the door can be easily cleaned.

The pivot shaft is housed in the case so as to be movable horizontally with respect to the direction in which the pivot shaft projects from the other side of the door, and the pivot shaft is fixed by screwing a tightening screw. Therefore, the door does not need to be removed when the position of the door is adjusted, and the adjustment operation can be easily performed. Therefore, it is possible to adjust the position of the door in the left and right direction, which was not possible in the past, such as when the door rubs the adjacent door or side plate, or the distance between the door and the door or the door and the side plate is not constant from top to bottom. It is possible to solve a problem that could not be solved conventionally caused by the hanging of the door.

[Brief description of the drawings]

FIG. 1 is a front view of a case where pivot brackets are provided above and below a door,

FIG. 2 is a perspective view showing a state where a door is attached to an opening of a storage body with a pivot bracket;

FIG. 3 is a perspective view showing a state in which a pivot bracket is fitted to a dug portion of a door.

FIG. 4 is a front view of one pivot bracket,

FIG. 5 is a rear view of one pivot bracket;

FIG. 6 is a side view of one pivot bracket;

7 (a) and 7 (b) show a state in which the pivot shaft is protruded and retracted by operating a knob in one of the pivot brackets.
A section view,

FIG. 8 is a front view of the other pivot bracket;

FIG. 9 is a sectional view taken along line BB of FIG. 8;

10 is a cross-sectional view taken along line CC of FIG. 9;

[Explanation of symbols]

10, 30: pivot bracket, 11, 31: case, 12, 3
2: Pivot hole, 13: Gap hole, 14, 34: Collar, 15, 35: Convex, 16, 36: Lid, 17, 3
7: pivot shaft, 18: knob, 19: spring receiving hole, 2
0: spring, 33: adjustment hole, 33 ': space for accommodating the head of the tightening screw, 38: tightening screw hole, 39: tightening screw, 40: head of the tightening screw, 50: housing, 5
1: Top plate, 52: Ground plate, 53: Fitting hole, 54: Door, 5
5: digging part, 56: open door.

Claims (2)

(57) [Claims] In one embodiment, one of the upper and lower pivotal supports has one end of a pivot shaft protruding outward from a case by a spring. The other end of the pivot shaft is provided with a knob extending in a direction perpendicular to the direction in which the pivot shaft projects so that the pivot shaft can be housed in the case, and the knob is provided so as to be exposed on the surface. The pivot shaft is configured to be freely retractable from the case by being housed in the case, and the other pivot bracket has one end of the pivot shaft protruding outward from the case and the other end of the pivot shaft having a case attached to the other end of the pivot shaft. A tightening screw hole to be accommodated in the shaft is provided in a direction perpendicular to the projecting direction of the pivot shaft, and the pivot shaft is provided in both the projecting direction of the pivot shaft and the screwing direction of the tightening screw. The pivot shaft is fixed by being housed in the case so as to be movable in the vertical direction, and by screwing a tightening screw from the outside of the case into the tightening screw hole vertically to the mounting surface of the door and screwing together, the pivot shaft is fixed. Door structure. 2. A pivoting bracket for a hinged door which pivotally supports a hinged door and is attached to the door to rotatably provide the hinged door at an opening, wherein one end of a pivot shaft projects outward from a case, At the other end of the case, a tightening screw hole accommodated in the case is provided in a direction perpendicular to the projecting direction of the pivot shaft, and the pivot shaft is provided in both the direction in which the pivot shaft projects and the direction in which the tightening screw is screwed. An open door which is housed in a case so as to be movable in a vertical direction, and a screw is vertically screwed into the tightening screw hole from the outside of the case with respect to a mounting surface of the door, and a pivot shaft is fixed by screwing. Pivot bracket for