JPH0821142A - Hinge - Google Patents

Abstract

PURPOSE:To ensure mounting by providing an engaging expanded part for temporary fixing on a mounting piece for a box body and on a mounting piece for a door, respectively, and providing a horizontal flange having therein a fixing through hole at a protruding end. CONSTITUTION:An engaging expanded part 13 for temporay fixing to be fitted into a hole 51 of a box body 5 is provided on a mounting piece 1 for the body 5 and mounting through holes 15, 15 are formed in protruding end portions of a horizontal flange 14 respectively. And an engaging expanded part 22 for temporary fixing to be fitted into a hole 14 of a door 4 is provided on a mounting piece 2 for a door 5 and mounting through holes 24, 24 are formed in protruding end portions of a horizontal flange 23. When the door 4 is mounted to the body 5, the expanded parts 22, 13 are fitted into respective holes 41, 51 and the mounting pieces 1, 2 are temporarily fixed to the door 4 and body 5. And the flanges 23, 14 are brought into contact with the outer peripheries of the holes 41, 51 respectively and the thickness of the door 4 and body 5 corresponding to the flanges 23, 14 is sufficiently large regardless of the depth of the holes 51, 41 so that screws having a long threaded portion can be fixed, thereby making the mounting surer.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hinge used for furniture or the like.

[0002]

2. Description of the Related Art FIG. 6 is a sectional view showing a conventional furniture hinge. This furniture hinge was previously proposed by the applicant of the present application (Actual Kaihei No. 4-134379), and the box body 5
To the pin shaft 6 and the attachment piece 6a to the door 4
It is rotatably connected via 6. The attachment piece 6 to the box body 5 includes a pin shaft attachment portion 63 having a tip end wound around a pin shaft 66, a flat plate-shaped contact surface portion 62 continuous to the base end of the pin shaft attachment portion 63, and a flat plate-shaped contact surface portion 62. It is composed of a flat plate-shaped mounting portion 61 continuous to the tip. The door mounting piece 6a is composed of a pin shaft mounting portion 65 whose tip is wound around the pin shaft 66, and a flat plate-shaped mounting portion 64 continuous to the base end of the pin shaft mounting portion 65. Then, the flat plate-shaped mounting portion 61 and the flat plate-shaped mounting portion 64 having a constant thickness are tightly fitted to the hole portions 51 and 41 provided in the box body 5 and the door 4 and having a constant depth of a substantially semicircular planar shape. It has a shape that fits in. Further, each of the flat plate-shaped mounting portions 64 and 61 is provided with a plurality of mounting through holes 61a and 64a in the plane thereof.

At the time of use, a flat plate-shaped mounting portion 61 is fitted in a hole portion 51 previously provided in the box body 5, and a flat plate-shaped mounting portion 64 is fitted in the hole portion 41 previously provided in the door 4. Fit in. As a result, proper positioning can be performed on the door 4 and the box body 5, and this proper positioning state is temporarily fixed. In this temporarily fixed state, screws are screwed into the through holes 61a and 64a in the flat plate-shaped mounting portions 61 and 64 to fix the flat plate-shaped mounting portions 61 and 64 to the door 4 and the box body 5, respectively. .

[0004]

In the conventional hinge for furniture, a flat plate-like mounting portion is directly fitted into a hole provided in the door and the box main body, and a through hole provided in the plane of the flat plate-like mounting portion is used. It is configured to drive a screw through the hole. Therefore, in the door and the box body, the thickness of the portion corresponding to the hole is thinned by the depth of the hole, and a screw with a short screw leg length must be used. is there. Further, since the opening intervals of the plurality of through holes provided in the small area of the flat plate-shaped mounting portion are narrow, the screw interval (vis pitch) for fastening is short and close to a one-point stop, and the fastening force in the rotating direction is weak. . Further, the holes (temporary fixing holes) provided in the door and the box body are near the edge of the door and the edge of the box body, and are stopped in the plane of the flat plate-shaped mounting part fitted in the hole. Since the positions of the driven screws to be worn are, of course, extremely close to the end of the door and the open end of the box body, respectively, the end of the door and the open end of the box body may be damaged by the screw driving. There were disadvantages such as.

The present invention solves the above problems and enables the use of a fixing screw having a long screw leg so that the fixing screw can be firmly fixed, has a wide pitch interval between the fixing screws, and has a rotation preventing function, and has a door end. An object of the present invention is to provide a hinge that does not damage the opening part and the open end of the box body.

[0006]

In order to achieve this object, the hinge according to claim 1 of the present invention has the following structure. The hinge has a rectangular flat plate-shaped contact surface that is continuously formed at the base end of the flat plate-shaped pin shaft mounting part where the tip is rotatably wound around the pin shaft, and is provided on the box body at the tip of the flat plate-shaped contact surface. A fitting bulging part for temporary fixing that fits into the hole is provided, and a horizontal flange is projected on the peripheral edge of the opening of the fitting bulging. A mounting piece to the box body with a mounting through hole formed, and a distal end of the flat pin shaft that is rotatably wound around the pin shaft. A provisional fitting mating bulge is provided, a horizontal flange is projectingly provided on the periphery of the opening of the mating bulge, and a mounting through hole is formed at an appropriate position in the plane of the projecting end of the horizontal flange. It is characterized by consisting of a piece to be attached to the door.

In the hinge having such a structure, the fitting bulging portions for temporary fixing are fitted into the holes provided in the door and the holes provided in the box body, respectively. As a result, both attachment pieces are temporarily fixed to the door and the box body, respectively. In this state, the horizontal flange portions are in contact with the outer peripheral surfaces of the holes of the door and the box body, respectively. Therefore, the thickness of the door and the box body corresponding to the horizontal flange portion is sufficient regardless of the hole portion, and screws with long screw legs can be fixed and firmly attached. In addition, a plurality of through holes for screw insertion are provided at the protruding end of the horizontal flange portion, and the distance between the through holes is wide, and it is not allowed to exert the rotation prevention function, and it is relatively more than the end of the door and the box body. Since they are located apart from each other, there is no fear of damaging the door end and the box body end due to screw driving.

The hinge according to claim 2 of the claims has the following construction. The hinge is formed by continuously forming a fitting bulge for temporary fixing that fits in the hole provided in the door at the base end of the flat pin shaft mounting part whose tip is rotatably wound around the pin shaft. , A mounting piece for a door in which a horizontal flange portion is provided so as to project at the peripheral edge of the opening of the fitting bulging portion, and a through hole for mounting is formed at an appropriate position in the plane of the protruding end portion of the horizontal flange portion, and the tip is the above pin. Plate pin that is freely rotatably wound around the shaft A rectangular flat plate contact surface is continuously formed at the base end of the shaft mounting part, and the mounting plate to the box body is formed at the right end at the tip of the flat plate contact surface. It is characterized in that it comprises a mounting piece to be attached to the box body in which the mounting through hole is formed in the surface of the tip of the mounting plate.

In the hinge having such a structure, the fitting bulging portion for temporary fixing of the door-side mounting piece is fitted into the hole provided in the door. As a result, the attachment piece on the door side is temporarily fixed to the door. In this state, the horizontal flange portion of the mounting piece on the door side is in contact with the outer peripheral surface of the hole portion of the door. Therefore,
The thickness of the door corresponding to the horizontal flange is sufficient regardless of the hole, and screws with long screw legs can be fastened. In this state, the door is brought close to the opening surface of the box body, and the attachment piece on the box body side is brought into contact with the inner wall surface of the box body. That is, the flat plate-shaped mounting plate portion is brought into contact with the inner wall surface, screws are screwed through the through holes of the mounting plate portion, and the mounting piece on the box body side is fixed to the box body. In this case, the mounting piece on the box body side is not temporarily fixed, but the mounting piece on the door side is completely fixed.
Even if the fastening work to the box body is not easy and even if the hole position provided in the door is slightly misaligned, simply attach it to the inner wall surface of the box body. Positional deviation can be adjusted on the plate side, and a complete door can be closed.

[0010]

1 is a perspective view showing a specific embodiment of a hinge according to claim 1 of the invention.

The hinge is a piece 1 attached to the box body 5.
And a pin shaft 3 for rotatably connecting the two mounting pieces 1 and 2 to each other. The mounting piece 1 to the box body 5 has a rectangular flat plate-shaped pin shaft mounting portion 12 whose tip is rotatably wound around the pin shaft 3 and a base end portion of the pin shaft mounting portion 12 which is bent at a right angle. And the flat plate-shaped contact surface portion 1 (flat plate-shaped vertical plate portion) 11 formed by
1. A temporary fixing fitting bulge 13 having a substantially semi-circular planar shape obtained by bending the tip (lower end) of 1 at a right angle in the horizontal direction, and the fitting bulge 13 integrally with the outer peripheral bottom edge of the opening. It comprises a horizontal flange portion 14 projecting toward one side, and mounting through holes 15, 15 provided in the surface of the projecting end portion of the horizontal flange portion 14. The temporary fitting mating bulge 13 has a peripheral wall 13a projecting downward from the outer peripheral edge of a substantially semicircular plate body that continues at a right angle to the lower end of the flat plate contact surface portion 11, and the flat plate contact surface portion is formed. 1
A portion corresponding to the lower end of 1 is cut out and opened, and the lower surface is set as a bulging portion having an opening 13b. The temporary swelling fitting bulging portion 13 is provided with a hole portion 51 provided in advance in the box body 5.
Fit in. As shown in FIG. 2, the hole 51 has a shape and depth corresponding to the temporary fixing fitting bulge 13, and the fitting bulge 13 is tightly fitted. In this fitted state, the horizontal flange portion 14 contacts the outer peripheral surface of the hole portion 51 of the box body 5. Further, the horizontal flange portion 14 is provided so as to project outwardly in a widened manner, and the through holes 15 and 15 are provided on both sides of the protruding tip portion of the horizontal flange portion 14, and both through holes 15 and 1
The opening distance of 5 is set to the maximum, and is set to the position farthest from the pin shaft 3, that is, the position farthest from the flat plate-shaped contact surface portion 11.

The mounting piece 2 to the door 4 has a rectangular flat plate-shaped pin shaft mounting portion 21 whose tip is rotatably wound around the pin shaft 3 and a base end portion of the pin shaft mounting portion 21. Is bent at a right angle in the horizontal direction and has a substantially semicircular planar shape for fitting temporary swelling portion 22 and a horizontal flange integrally projecting outward from the lower peripheral edge of the opening of the fitting bulging portion 22. Part 23,
It is composed of mounting through holes 24 and 14 provided in the surface of the horizontal flange portion 23. The temporary swelling fitting bulging portion 22 is formed by projecting a peripheral wall 22a downward on the outer peripheral edge of a substantially semicircular plate body that continues at a right angle to the lower end portion of the pin shaft mounting portion 21. The lower surface of which the portion corresponding to the lower end of the opening is cut out and opened is set as the bulging portion of the opening 22b. The temporary swelling fitting bulging portion 22 is provided with a hole portion 41 provided in advance in the door 4.
Fit in. As shown in FIG. 2, the hole portion 41 has a shape and depth corresponding to the fitting bulging portion 22, and the fitting bulging portion 22 fits tightly. In this fitted state, the horizontal flange portion 23 contacts the outer peripheral surface of the hole portion 41 of the door 4. Further, the horizontal flange portion 23 is provided so as to protrude outwardly, and the through holes 24 and 24 are provided on both sides of the protruding tip portion of the horizontal flange portion 23, so that the opening distance between the through holes 24 and 24 is maximized. And a position farthest from the pin shaft 3, that is, a position farthest from the pin shaft mounting portion 21.

The hinge having such a structure is a knockdown product such as a record rack or a color box (the box body and the door are separate bodies and are sold in a separated state.
A screw is an accessory part, and it is used for the product that the purchaser assembles the unit parts at home). To attach (assemble) the door 4 to the box body 5 using this hinge,
As shown in FIG. 2, corresponding temporary fitting fitting bulges 22 and 13 are fitted into the hole 41 provided in the door 4 and the hole 51 provided in the box body 5, respectively. As a result, both attachment pieces 1 and 2 are temporarily fixed to the door 4 and the box body 5, respectively. In this state, each horizontal flange 2
3 and 14 are holes 4 of the door 4 and the box body 5, respectively.
The outer peripheral surfaces of the openings 1, 51 are in contact with each other. Therefore, the thickness of the door 4 and the box body 5 corresponding to both the horizontal flange portions 23 and 14 is sufficient regardless of the depth of the hole portions 51 and 41, and screws with long screw legs can be fixed. Can be firmly attached (see Fig. 3). Also, the door 4 and the box body 5
Through holes 1 for inserting screws of both attachment pieces 1 and 2 into
5, 15 and 24, 24 are respectively provided on the projecting ends of the horizontal flange portions 14, 23, and the through holes 15,
The intervals of 15 and 24, 24 are wide and exhibit a rotation preventing function. Further, since the both through holes 15, 15 and 24, 24 are located relatively far from the ends of the door 4 and the box body 5, respectively, damage to the door 4 end and the box body 5 end due to screw driving is prevented. There is no fear. Further, in the state in which the door 4 is closed, as shown in FIG. 2, the flat plate-shaped contact surface portion 11 (the portion contacting the opening end surface of the box body 5) of the attachment piece 1 to the box body 5 is fitted and expanded. Lower opening 2 of part 22
It is fitted into the 2b plane and is flush with the horizontal flange portion 23. That is, only the thickness of the horizontal flange portion (flat plate-shaped contact surface portion 11) 23 is interposed between the closed door 4 and the opening surface of the box body 5, and the closing gap between the door 4 and the box body 5 is formed. Is extremely small.

FIG. 4 is a perspective view showing a specific embodiment of the hinge according to claim 2 of the claims. This hinge has substantially the same structure as that of the embodiment of the hinge (the hinge in FIG. 1) described in claim 1. Therefore, detailed description of the overall configuration is omitted. As shown in FIG. 4, the structure of the attachment piece 2 to the door 4 is the same as that of the above-mentioned embodiment (the hinge shown in FIG. 1). The characteristic of this hinge is the attachment piece 1 to the box body 5. The mounting piece 1 has a flat plate-shaped contact surface portion 11 continuously formed at a base end portion of a flat plate-shaped pin shaft mounting portion 12 whose tip is rotatably wound around a pin shaft 3. A flat plate-shaped mounting plate portion 14A that is in contact with the box body 5 is continuously formed at the tip of 11 at a right angle, and a mounting through hole 15 is formed in the tip portion surface of the mounting plate portion 14A. In other words, the attachment piece 1 for attaching the hinge to the box body 5 does not include a fitting bulge portion for temporary fixing, but a through hole is formed on both sides of the outer peripheral tip of the flat plate-like attachment plate portion 14A protruding outwardly. 15 and 15 are provided.

In the hinge having such a structure, as shown in FIG. 5, the temporary fitting fitting bulging portion 22 of the mounting piece 2 on the door 4 side is fitted into the hole 41 provided in the door 4. To do. As a result, the door-side attachment piece 2 is temporarily fixed to the door 4. In this state, the horizontal flange 23 of the door-side mounting piece 2 is in contact with the outer peripheral surface of the hole 41 of the door 4. Therefore, the thickness of the door 4 corresponding to the horizontal flange portion 23 has a sufficient thickness irrespective of the depth of the hole 41, and screws with long screw legs can be fixed. In this state, the door 4 is brought close to the opening surface of the box body 5, and the mounting piece 1 is brought into contact with the inner wall surface of the box body 5. That is, the mounting plate portion 14A is brought into contact with the inner wall surface, and the through holes 15, 1 of the mounting plate portion 14A are provided.
Screw a screw from 5 to fix the mounting piece 1 to the box body 5. In this case, the attachment piece 1 on the box body side is not temporarily fixed, but the attachment piece 2 on the door side is completely fixed, so that the attachment work to the box body 5 is easy.
Further, since the attachment piece 1 to the box body does not have a fitting bulge portion for temporary fixing, and only the flat plate-like attachment plate portion 14A is brought into contact with the box body 1 and fixed by a screw, the door piece 4 is attached to the door 4 side. Even if the provided holes are slightly displaced, the mounting plate 1 is brought into contact with the inner wall surface of the box body 5.
The door can be properly closed by adjusting the contact surface position (screw fastening position) of 4A.

[0016]

According to the hinge of claim 1 of the present invention, a horizontal flange portion is provided on both mounting pieces for provisionally fixing fitting bulging portions, and projects outward from the fitting bulging portions. Since through holes are provided on both sides of the tip protruding part, the outer peripheral surface of the hole part is fitted with the fitting bulging part fitted to the hole part to the door and the box body, and the mounting piece is temporarily fixed. Since a screw is driven into the through hole located at, it is possible to use a screw with a long screw leg and realize a firm fastening. In addition, since the through holes of each mounting piece have a large opening distance and are far away from the pin axis position, they function as a whirl stop and are damaged by the screws that fasten the ends of the door and box body. There is no fear of doing it. Further, in the hinge according to claim 2 of the claims, a fitting bulging portion for temporary fixing is provided on the attachment piece to the door, and the tip end protruding portion of the horizontal flange portion protruding outward from the fitting bulging portion. In addition to providing through holes on both sides, the mounting piece to the box body has through holes on both sides of the tip of the flat plate mounting plate, so the hinge itself is temporarily fixed and fastened by the mounting piece to the door, Even if the mounting work of the mounting piece to the box body is not easy and even if the hole provided in the door is slightly displaced, the contact surface of the mounting plate part of the mounting piece to the box body The position of the door can be adjusted, and the door can be properly closed.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment hinge according to claim 1.

FIG. 2 is a cross-sectional view of essential parts showing a state in which an embodiment hinge is attached.

FIG. 3 is an explanatory diagram showing an open / closed state of a door attached by a hinge of the embodiment.

FIG. 4 is a perspective view showing an embodiment hinge according to claim 2;

FIG. 5 is a cross-sectional view of essential parts showing a state in which an example hinge is attached.

FIG. 6 is a cross-sectional view showing a conventional hinge.

[Explanation of symbols]

 1 Box mounting piece 2 Door mounting piece 3 Pin shaft 13 Temporary fitting fitting bulge 14 Horizontal flange 15 Mounting through hole 22 Temporary fitting fitting bulge 23 Horizontal flange 24 Mounting Through hole 14A Flat plate mounting plate

Claims (2)

[Claims] 1. A rectangular flat plate-shaped contact surface portion is continuously formed at the base end portion of a flat plate-shaped pin shaft mounting portion whose tip is rotatably wound around a pin shaft, and a box is provided at the tip of this flat plate-shaped contact surface portion. Providing a temporary fitting mating bulge that fits into the hole provided in the main body,
A horizontal flange is projected on the periphery of the opening of the fitting bulge, and a mounting piece to the box body is formed with a through hole for mounting at an appropriate place within the plane of the protruding end of the horizontal flange, and the tip is the pin described above. A flat-fitting pin swelling part that fits in a hole provided in the door is provided at the base end of the flat pin shaft mounting part that is freely rotatably wound around the shaft. A hinge comprising a horizontal flange portion protruding from the peripheral edge of the opening, and a mounting piece for a door having a through hole for mounting formed in an appropriate position within the plane of the protruding end portion of the horizontal flange portion. 2. A swelling portion for temporary fixing, which is fitted into a hole provided in a door, is continuous to a base end portion of a flat pin shaft mounting portion whose tip is rotatably wound around a pin shaft. A horizontal flange is formed on the periphery of the opening of the fitting bulge, and a mounting piece for a door is formed with a through hole for mounting at an appropriate position within the plane of the protruding end of the horizontal flange, and the tip. Is formed by continuously forming a right angled flat plate-shaped contact surface portion on the base end portion of the flat plate-shaped pin shaft mounting portion which is rotatably wound around the pin shaft, and a plate portion for attaching to the box body at the tip of the flat plate-shaped contact surface portion. , Which is formed continuously in a right angle shape, and a mounting piece to the box body in which a mounting through hole is formed in the tip surface of the mounting plate portion.