JPH07119347A - Automatic closing door type slide hinge - Google Patents

Abstract

PURPOSE:To automatically shut a door. CONSTITUTION:A mounting seat 12 equipped inside a mainbody arm 11 having a U-shaped section is attached at the wall side 6. The mainbody arm is connected to a fitting cup 18 attached to the door 7 side through hinge shafts 19-1,...19-4 and connection pieces 20-1, 20-2. A spring 22 energizing the rotary force to the closing direction of the door is assembled in the fitting cup 18, in a slide hinge provided with a screw 14 for adjusting the distance between the mainbody arm 1 and the mounting seat. In this way, as the door is automatically shut regardless of the position of opened door, it dispenses with closing motion of door and there is no fear that one forgets to shut the door and also opens or shuts it carelessly.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a slide hinge used for opening and closing doors of furniture, buildings and the like, and more particularly to an automatic door-closing slide hinge that automates a door closing operation.

[0002]

2. Description of the Related Art As a slide hinge used for opening and closing a door, for example, one having a structure shown in FIG. 6 is known. This slide hinge includes a main body arm 1 having a U-shaped cross section, a mounting seat 2 which is internally attached to the arm and which is rivetably attached to the main body arm by caulking a terminal end thereof, and a main body arm 1 and the mounting seat 2. And the adjusting screw 4 for adjusting the interval of the mounting seat 2, and the mounting seat 2 is fixed to the side wall 6 of furniture or the like by the fixing screw 5.
It has a structure in which it is hinged to a mounting cup 8 provided on the door 7 side through four hinge shafts 9 and two connecting pieces 10.

In the slide hinge having the above structure, the adjusting screw 4 slowly penetrates the back plate 1-1 of the body arm 1 and the mounting seat 2
And has a concave sectional shape, the vertical piece slowly penetrates the back plate 2-1 of the mounting seat 2 from the inside, and the top portion is the main body arm 1
Has a spacer member 16 installed so as to surround the adjustment screw 4 so as to be locked to the back plate 1-1 of the main body arm 1, and the head of the adjustment screw 4 is in contact with the back plate 1-1 of the main body arm 1. The lower end of the adjusting screw 4 is rotatably caulked to the spacer member 16 so that the adjusting screw 4 and the spacer member 16 operate integrally with the main body arm 1.

That is, the slide hinge having the above structure is screwed to the back plate 2-1 of the mounting seat 2 with the head of the adjusting screw 4 being in contact with the back plate 1-1 of the body arm 1, and the tip thereof. The part is rotatably caulked and coupled to a spacer member 16 having a concave cross-section installed inside the mounting seat 2, and the spacer member 16 is mounted on the mounting seat 2
Since the top of the adjustment screw 4 is rotated, the head of the adjustment screw 4 is attached to the back plate 1-1 of the main body arm when the adjustment screw 4 is rotated. In the contact state, the main body arm 1 and the spacer member 16 move integrally. Therefore, even if the adjusting screw 4 is rotated to move the main body arm 1 toward and away from the mounting seat 2, the head of the adjusting screw 4 does not protrude from the back plate 1-1 of the main body arm. . This is because if the head of the adjusting screw of the slide hinge protrudes from the back plate of the body arm, it may catch clothes on the protruding adjusting screw or injure your hands or fingers. It is a thing.

[0005]

FIG. 7 is a vertical cross-sectional side view showing a state in which the door attached using the slide hinge is opened (FIG. 6 shows the closed state), and the door 7 has four hinges. The structure is such that it opens and closes via the shaft 9 and the two connecting pieces 10, but in the case of the slide hinge, the structure does not automatically close unless the door is closed to a certain position due to the structure. The operation must be done manually as well as when opening the door.

On the other hand, some shaft hinges have a structure in which when the door is released, the door is automatically closed regardless of the position (opening angle) of the door. The shaft hinge of this structure is a spring that applies a rotating force in a certain direction to the hinge shaft, and it is forcibly closed by the spring when not in use. It is a structure in which the door is automatically closed by a spring when the hand is released.

The present invention has been made so that the slide hinge also has the same automatic door closing function as the shaft hinge, and proposes a slide hinge that automatically closes regardless of the opening angle of the door when the hand is released from the door. Is what you are trying to do.

[0008]

SUMMARY OF THE INVENTION The present invention provides a sliding hinge mounting cup with an automatic door closing function by constantly applying a turning force in the direction of the hour hand with a spring. A U-shaped main body arm, a mounting seat that is internally attached to the arm and has a distal end that is rivetably attached to the main body arm, and an adjusting screw that adjusts the distance between the main body arm and the mounting seat. A slide hinge fixed to the side of the door and hinged to a mounting cup provided on the door side via four hinge shafts and two connecting pieces, the inner connecting piece of the two connecting pieces. A hinge shaft that connects the main body arm and the main body arm, one end of which is fixed to the main body arm side, and the other end of which is attached to an inner connecting piece, and a spring for urging the turning force in the door closing direction is attached to the mounting cup. When opening the door, resist the spring Rotates mounting cup in the opening direction is automatically automatic closing type slide hinge mounting cup with a mechanism which rotates in the closing direction by the action of the spring during closing.

[0009]

As a means for mounting the spring for urging the turning force in the direction of closing the door to the mounting cup, both ends of the spring are partially projected, and the spring is mounted on the hinge shaft connecting the inner connecting piece and the body arm. It is possible to use a means in which one end is brought into contact with the shaft attached to the main body arm in the vicinity of the hinge shaft and the other end is locked to one end of the inner connecting piece.

In the closed state, the mounting cup is positioned at a right angle to the body arm by the action of the spring. In this closed state, when opening the door, a force in the opening direction is applied to the door against the spring. At this time, since both ends of the spring are compressed inward by the inner connecting piece in which one end of the spring is locked, a turning force in the door closing direction acts on the mounting cup. Therefore, when the force against the spring is released, the restoring force of the spring acts on the mounting cup, and the door automatically closes.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is an exploded perspective view showing an example of the whole structure of a slide hinge according to the present invention, FIG. 2 is a perspective view showing a state in which the slide hinge of the above is assembled, and FIGS. FIG. 3 is a view showing a use state, FIG. 3 is a vertical sectional side view showing a door closed state, FIG. 4 is a vertical sectional side view showing a state in the middle of opening the door, and FIG.
11 is a vertical sectional side view showing a state where the door is completely opened.
Is a body arm having a U-shaped cross section, 12 is a mounting seat having a U-shaped cross section, 13 is a caulking stud, 14 is an adjusting screw, 15 is a mounting seat fixing screw, 16 is a spacer member, 18 is a mounting cup, 19
-1 to 19-4 are hinge shafts, 20-1 and 20-2 are connecting pieces, 21 is a spring locking rod, and 22 is a spring.

The body arm 11 having a U-shaped cross section has a back plate 11
-1 has a locking hole 11-3 of the spacer member 16 around the loose through hole 11-2 of the adjusting screw 14 and a rear end portion of the mounting seat 12 and the caulking tack 13 which are internally fitted to the arm. Are joined by caulking. 11-4 and 11-5 are connecting shaft holes, and 11-6 is a spring locking rod hole.

The mounting seat 12 has a guide hole 12-3 around the screw hole 12-2 formed in the back plate 12-1, in which the spacer member 16 is loosely fitted at the same position as the locking hole 11-3. The legs 12-4 are fixed to the side wall 6 with the mounting seat fixing screws 15.

The spacer member 16 for preventing the adjusting screw 14 from protruding outward has a concave shape composed of a flat plate 16-1 and a vertical plate 16-2. The vertical plate 16-2 is a back plate 12- of the mounting seat 12.
1 has a width such that it can be loosely fitted in the guide hole 12-3 formed in 1.
A projection 16-3 that can be fitted into a locking hole 11-3 formed in the back plate 11-1 of the main body arm 11 is provided at the tip portion thereof. The flat plate 16-1 is provided with a through hole 16-1a larger than the diameter of the adjusting screw 14. This spacer member 16
Is inserted from the inside of the mounting seat 12, the vertical plate 16-2 penetrates the guide hole 12-3 of the mounting seat back plate 12-1, and the projection 16-3 at the tip thereof is inserted into the back plate 11- of the main body arm. 1 is fitted into the locking hole 11-3 provided in 1. On the other hand, the adjusting screw 14 is inserted through the slow through hole 11-2 of the main body arm and screwed into the screw hole 12-2 of the mounting seat, and the tip end portion thereof is rotatably inserted into the through hole 16-1a of the spacer member 16. Penetrate. The adjusting screw 14 is caulked integrally with the spacer member 16 in a state where the head portion 14-1 of the screw is in contact with the back plate 11-1 of the main body arm.

The mounting cup 18 has a structure in which a metal plate is bent into a rectangular shape in this case to form a box shape and the entire side wall is closed. The upper opening end of the side wall 18-1 is provided at the upper part of the cup. It has an attachment piece 18-2 formed by bending outward, and the portion of the attachment piece is screwed to the door 7. 18-3 and 18-4 are shaft holes for connection. Although the mounting cup shown here has an open bottom,
It may have a bottomed structure, and the space shape of the cup is not limited to a rectangle, but may be a circle, a polygon, or the like.

A body arm 11 fixed to the side wall 7 via a mounting seat 12, and a mounting cup 17 mounted to the door 6.
Is two connecting pieces 20-1, 20-2 and four hinge shafts 1.
Although hinged by 9-1 to 19-4, the inner connecting piece 20-1 of the four hinge shafts 19-1 to 19-4 is connected.
A spring 22 is installed on a hinge shaft 19-1 connecting the main body arm 11 and the spring 11, and one end of the spring is a spring locking rod 21 fixed to the spring locking rod hole 11-6.
And the other end is a locking hole 20-
1a is inserted and locked, and the mounting cup 17 is biased by the turning force in the door closing direction.

The slide hinge having the above structure is the hinge shaft 19-
Since the spring 22 that is installed on the outer casing 1 urges the mounting cup 17 to rotate in the closing direction, when the door 7 is not acted on by the spring 22, as shown in FIG. The door 7 is completely closed by being positioned at a right angle to the main body arm 11 by the action of the spring 22.

Next, when opening the door 7, the spring 22
When the door 7 is pulled in the opening direction against, the both ends of the spring 22 are bored in the connecting piece 20-1 by moving the connecting piece 20-1 to the main body arm 11 side, as shown in FIG. When the locking hole 20-1a and the spring locking rod 21 are compressed inward with each other and the door 7 is fully opened against the spring, the connecting piece 20-1 is further moved to the main body arm as shown in FIG. By moving to the 11 side, both ends of the spring 22 are compressed further inward. That is, the door 7 is pulled in the opening direction and at the same time, the turning force in the door closing direction is constantly applied by the action of the spring 22. Therefore, when the door 7 is released, the door 7 is automatically closed regardless of the opening angle of the door ( (See FIG. 3).

On the other hand, when the adjusting screw 14 is rotated, the back plate 11-1 of the body arm 11 approaches and separates from the back plate 12-1 of the mounting seat 12. At this time, the adjusting screw 14 is screwed to the back plate 12-1 of the mounting seat 12 with its head portion 14-1 being in contact with the back plate 11-1 of the main body arm, and its tip is attached to the mounting seat 12. The spacer member 16 installed therein is rotatably crimped, and the protrusion 16-3 of the spacer member
Is locked in the locking hole 11-3 of the body arm,
The adjusting screw 14 includes a body arm 11 and a spacer member 16.
Move together with. Therefore, even if the adjusting screw 14 is rotated to bring the back plate 11-1 of the main body arm 11 closer to the back plate 12-1 of the mounting seat 12, the adjusting screw 14 is located outside the back plate 11-1 of the main body arm. It does not stick out. Also, even if the adjustment screw 14 is rotated to separate the back plate 11-1 of the main body arm 11 from the back plate 12-1 of the adjustment seat 12, the adjustment screw 14 is outside the back plate 11-1 of the main body arm. It does not stick out.

[0020]

As described above, according to the present invention, since the sliding hinge is provided with the automatic door closing mechanism, the operation of closing the door is not required, and not only the labor at the time of use is saved, but also the door is not forgotten to be closed and the door is closed. It does not need to be opened and closed carelessly, and since it is only necessary to assemble a relatively simple structural member, it is easy to manufacture and costly. It has an effect that it can be easily applied, and is very practical.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an example of the overall configuration of a slide hinge according to the present invention.

FIG. 2 is a perspective view showing a state in which the above slide hinge is assembled.

FIG. 3 is a vertical cross-sectional side view showing a closed state of a door using the above slide hinge.

FIG. 4 is a vertical cross-sectional side view showing a state in which the door using the slide hinge is being opened.

FIG. 5 is a vertical cross-sectional side view showing a state in which the door using the slide hinge of the above is completely opened.

FIG. 6 is a vertical cross-sectional side view showing a structural example of a conventional slide hinge as a target of the present invention.

FIG. 7 is a vertical cross-sectional side view showing a state in which the door using the slide hinge is completely opened.

[Explanation of symbols]

 6 side wall 7 door 11 main body arm having U-shaped cross section 12 mounting seat having U-shaped cross section 13 caulking stud 14 adjusting screw 15 mounting seat fixing screw 16 spacer member 18 mounting cup 19-1 to 19-4 hinge shaft 20-1, 20-2 Connection piece 21 Spring locking rod 22 Spring

Claims (1)

[Claims] 1. A main body arm having a U-shaped cross section, a mounting seat that is internally mounted on the arm and has a distal end that is rivetably attached to the main body arm, and an adjusting screw that adjusts a distance between the main body arm and the mounting seat. A slide hinge having a structure in which a mounting seat is fixed to a wall side, and a hinge is connected to a mounting cup provided on a door side through four hinge shafts and two connecting pieces, the two connecting pieces. Among them, one end is fixed to the main body arm side to the hinge shaft that connects the inner connecting piece and the main body arm, and the other end is locked to the inner connecting piece to urge the mounting cup to rotate in the door closing direction. It is equipped with a spring that rotates the mounting cup in the opening direction against the spring when the door is opened and automatically rotates in the closing direction by the action of the spring when the door is closed. A feature is an automatic door-closing slide hinge.