JPH0893301A - Door hinge device - Google Patents

Abstract

PURPOSE: To make it possible to pivot easily a door side hinge member fixed to a door to a doorway side hinge member fixed to a doorway. CONSTITUTION: A door hinge device is constituted of a frontage side hinge member 2 and a door side hinge member 18, and the doorway side hinge member 2 is constituted of a lever 12 displacing the end thereof up and down with an operating screw 16 and a pivot 6 controlled in a first position slightly projected downward and a second position largely projected downward with the lever 12. Idle is given to a lever interlocking recess section 11 for interlocking with one end of the lever 12 in the pivot 6 so that the pivot 6 is allowed to move upward from the first position. A bearing body 22 for fitting of the pivot 6 is provided to the upper part of the door side hinge member 18, and a taper 23 for pushing up the pivot 6 is provided to a shoulder on the upper end of the bearing body 22.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door hinge device which pivotally supports a door.

[0002]

2. Description of the Related Art Generally, as shown in FIG. 3, a door hinge device has door-side hinge members 25 and 26 at the top and bottom of the door.
The door side hinge members 28 and 29 are attached to the upper and lower edges of the door 27, and the support shafts of the doorway side hinge members 25 and 26 are fitted to the bearings of the door side hinge members 28 and 29. There is.

Specifically, as shown in FIG. 4, the top part 3 of the doorway is shown.
Door side hinge member 25 fixed to the lower surface of 0 with screws 31
Has a shaft holding cylinder 33 in the mounting base 32 in the vertical direction, and a support shaft 34 is provided in the shaft holding cylinder 33 so as to be movable up and down. A tip end of the support shaft 34 is attached to a mounting base by a coil spring 35. The material 32 is projected downward. On the other hand, on the upper surface of the door 27, the door side hinge member 28 is screwed.
It is fixed by 6, and the bearing body 38 is attached to the attachment base material 37. By fitting the support shaft 34 into the bearing body 38, the door 27 is pivotally connected about the support shaft 34. Since the hinge mechanism below the door 27 is almost the same as the above-mentioned structure, the description thereof is omitted.

[0004]

By the way, the door 27 generally has a considerable thickness, and is a heavy object due to the relationship of the entire constituent members. Therefore, when the bearing body 38 of the door 27 is fitted to the support shaft 34 of the doorway side hinge member 25, one worker supports the door 27 and another worker positions the bearing body 38 with respect to the support shaft 34. Since the fitting and the fitting work are performed, at least two workers are required, and the fitting work of the support shaft 34 and the bearing body 38 is not easy.

SUMMARY 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 provide a door hinge device which enables a single worker to easily perform a pivoting operation of a door-side hinge member and a door-side hinge member.

[0006]

In order to achieve the above-mentioned object, the present invention comprises a door-side hinge member and a door-side hinge member, and one of the door-side hinge member and the door-side hinge member is provided with an end portion by an operating screw. A lever that is vertically displaced, and a lever that is position-controlled to a first position that slightly protrudes and a second position that largely protrudes by this lever, and a lever that engages with one end of the lever of the shaft. The engaging recess is provided with play so as to allow the spindle to move from the first position. The other of the door-side hinge member and the door-side hinge member is provided with a bearing body having a shaft hole into which the support shaft is fitted, and a door hinge device provided with a taper for pushing the support shaft at a tip shoulder portion of the bearing body. The configuration.

[0007]

In the above structure, the support shaft is provided on the door-side hinge member and the bearing body is provided on the door-side hinge member, and the support shaft of the door-side hinge member fixed to the top of the door is fixed to the upper part of the door. When fitting the bearing body of the side hinge member, the support shaft of the doorway side hinge member is controlled in advance by the lever to the first position in which it slightly projects. If the door is moved horizontally in this state, the taper of the shoulder of the bearing body of the door-side hinge member will hit the lower end of the support shaft, and the support shaft will be moved upward. Fit in. This operation is performed without any trouble because the lever engaging recess of the support shaft has a play. After that, the lever is operated to control the support shaft to the second position where the support shaft is largely projected, and the support shaft is completely fitted in the shaft hole of the bearing body.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A door hinge device according to an embodiment of the present invention will be described below with reference to FIGS.

In the figure, reference numeral 1 is a top portion of a doorway, and a doorside hinge member 2 is fixed to a lower surface thereof with a screw 3. A shaft holding cylinder 5 is attached to the mounting base material 4 of the doorway side hinge member 2 in the vertical direction, and a support shaft 6 is provided in the shaft holding cylinder 5 so as to be vertically movable. In addition, the support shaft 6 is provided with an urging body 7 such as a coil spring provided in the shaft holding cylinder 5,
The tip is designed to project below the mounting substrate 4,
The amount of protrusion is regulated by a stopper 8 provided at the upper end of the support shaft 6 being locked by a step portion 9 formed inside the shaft holding cylinder 5. The support shaft 6 is rounded by forming a circular arc portion 10 at its tip, and a lever engaging recess 11 extending over a required length on its side portion. A lever 12 is arranged on the mounting base member 4. The lever 12 is pivotally supported at its middle abdomen by a pivotally supporting portion 13, and one end portion 14 is vertically moved in the lever engaging recess 11 of the supporting shaft 6. The other end 15 is engaged with the actuating screw 16 held by the mounting base member 4, and the lever 12 is rotated by the vertical displacement of the actuating screw 16 to rotate the support shaft 6 Is at a first position (A) in which its tip slightly protrudes from the lower surface of the mounting substrate 4
Then, it is controlled so as to take the second position (B) which projects more than the lower surface of the mounting base material 4.

On the other hand, a door side hinge member 18 is fixed to the upper edge of the door 17 by a screw 19, and a bearing body 22 is fixed to a mounting base member 20 so that a shaft hole 21 is vertical. There is. A taper 23 is formed on the upper end shoulder of the bearing body 22.

In the above structure, before the door 17 is pivotally connected, the actuating screw 16 of the door side hinge member 2 is lowered and the end 15 of the lever 12 is pulled down as shown by the dotted line in FIG. , The end 14 of the support shaft engaging side is displaced upward. By the upward movement of the end portion 14, the support shaft 6 that engages with the end portion 14 is moved upward, and is placed at the first position (A) in which the tip thereof slightly projects from the lower surface of the mounting base material 4.

In this state, as shown in FIG. 2, the door 1
Incorporate 7. More specifically, the door 17 is moved horizontally to move the bearing 22 of the door-side hinge member 18.
Is positioned directly below the support shaft 6, but at this time, the lower end of the support shaft 6 having a rounded tip due to the taper 23 of the upper end shoulder of the bearing body 22 reaches the third position (C), that is,
Push up to the upper surface position of the bearing body 22, and then the bearing body 22
When the shaft hole 21 of the support shaft 6 corresponds to the lower end of the support shaft 6, the support shaft 6 is pushed down to the first position A by the urging body 7, that is, the support shaft 6 is inserted into the shaft hole 21 of the bearing body 22 in a nodal manner. Part of the tips of the are fitted together.

Here, when the support shaft 6 moves from the first position (A) to the third position (C), one end 14 of the lever 12 engages with the lever engagement recess 11 of the support shaft 6. In addition, since the play corresponding to the distance between the position (A) and the position (C) is provided in the vertical direction, the operation can be performed without trouble.

Next, by pushing up the actuating screw 16 of the doorway side hinge member 2, the lever 12 pushes the support shaft 6 further largely as shown by the solid line in the lever 12 as shown by the solid line in FIG. The support shaft 6 is fitted into the shaft hole 21 of 22 to complete the pivotal connection of the door 17.

A lever 12 is provided on the side of the shaft holding cylinder 5.
A slit 24 for inserting the one end portion 14 is formed. As described above, in the door hinge device of the present embodiment, when the bearing body 22 of the door side hinge member 18 fixed to the door 17 is fitted to the support shaft 6 of the doorway side hinge member 2, the support base 6 is attached to the support shaft 6. Since it slightly protrudes from the material 4, the object can be easily confirmed during the fitting work, and the work can be performed easily. Moreover, by moving the door 17 horizontally, the bearing body 22 pushes up the support shaft 6 and at a predetermined position. Since the support shaft 6 fits in the bearing body 22 in a manner that makes it easier to perform work, the fit can be surely confirmed. Of course, while one worker supports the door 17, The work of fitting the support shaft 6 and the bearing body 22 can be performed.

In the above embodiment, the support shaft is provided on the door-side hinge member and the bearing body is provided on the door-side hinge member, but the support shaft and the bearing body may be provided upside down. Does not make a difference in the effect of.

[0017]

As is clear from the description of the above embodiment,
The door hinge device of the present invention has a first position in which the support shaft of the door-side or door-side hinge member slightly projects, a second position in which it largely projects, and a third position above or below the first position. When the door is pivotally connected, the horizontal movement of the bearing body pushes the support shaft once, and then the tip of the support shaft is fitted into the bearing body. Is further protruded and fitted completely into the bearing body, the fitting work of the support shaft of the door-side hinge member or the door-side hinge member and the bearing body of the other hinge member can be easily carried out. Can be done by workers, and its effect is great.

[Brief description of drawings]

FIG. 1 is a sectional side view of a door hinge device according to an embodiment of the present invention.

FIG. 2 is a side view of a main part of the door hinge device.

FIG. 3 is a front view of a general door section using a door hinge device.

FIG. 4 is a cutaway side view of a conventional door hinge device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Doorway top part 2 Doorway side hinge member 4 Mounting base material 5 Shaft holding cylinder 6 Support shaft 7 Biasing body 10 Arc part 11 Lever engaging recess 12 Lever 13 Pivoting part 14 One end part of lever 15 The other end part of lever 16 Operation screw 17 Door 18 Door side hinge member 20 Mounting base material 21 Shaft hole 22 Bearing body 23 Taper

Claims (3)

[Claims] 1. A lever comprising a door-side hinge member and a door-side hinge member, one of the door-side hinge member and the door-side hinge member having an end portion vertically displaced by an operating screw, and the other lever by the lever. The support shaft has a support shaft whose position is controlled at a first position slightly protruding toward the hinge member and a second position protruding largely, and the support shaft is provided in a lever engaging recess engaged with one end of a lever of the support shaft. Is allowed to move from the first position, and the other of the door-side hinge member and the door-side hinge member is provided with a bearing body to which the support shaft is fitted, and the support shaft is provided at the tip shoulder portion of the bearing body. Door hinge device with a taper that pushes. 2. The door hinge device according to claim 1, wherein the support shaft is formed in a round shape by attaching an arc to the tip thereof. 3. The door hinge device according to claim 1, wherein the support shaft is held in a support shaft holding cylinder provided on the mounting base material and is biased by a biasing member so as to project.