JPH09203261A - Door with pivot hinge - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the possibility of the reduction of the number of parts and the loss of a fixed plate, and to install a pivot shaft easily. SOLUTION: A frame-side hinge body 15 is mounted on the upper frame 1a of a door, and a notched-shaped groove (a), into which a pivot shaft 11 is fitted, is formed to the frame-side hinge body 15. A rotary member 18 for fixing the pivot shaft is supported pivotally, and a rotary member 19 has a guide section (d) and a fixed section (e) fixed to the frame-side hinge body 15. When the pivot shaft 11 is inserted into the groove (a) of the frame-side hinge body 15, the rotary member 18 is turned and the fixed section (e) is positioned automatically at the fixing place of the frame-side hinge body 15 because the guide section (d) of the rotary member 18 is pushed by the pivot shaft 11. The pivot shaft 11 is fastened onto the frame-side hinge body 15 by fixing the fixing section (e) onto the flame-side hinge body 15 by a fixture 24.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention provides a groove on a frame-side hinge main body attached to an upper frame, and rotatably mounts a pivot shaft on the upper part of the door body through the door-side hinge main body. The present invention relates to a door provided with a pivot hinge having a structure of being fitted in the groove and fixed by a fixing member.

[0002]

2. Description of the Related Art As shown in the bottom view of FIG. 8 (A), a conventional door provided with a pivot hinge has a hinge main body 15A fixed to a frame side or a door side, and a U-shaped temporary fixing member 30 as an axis. 31 is rotatably attached, and is provided with a groove a into which the pivot shaft 11 attached to the door body side or the frame side is fitted.
When the pivot shaft 11 is attached, the pivot shaft 11 is inserted into the groove a as indicated by the arrow a, and the temporary fixing member 30 is pushed open against the force of the pressing spring 32 as shown by the arrow b so that the pivot shaft 11 is not moved into the groove. When it reaches the inner part of a, the temporary fixing member 30 is restored by the force of the push spring 32 to prevent the pivot shaft 11 from coming off,
After that, the fixing plate 35 of the pivot shaft 11 is fixed by using a screw 36. Further, when the temporary fixing by the temporary fixing member 30 is released and the door body is replaced or the maintenance is performed, the screw 33 attached to the frame side hinge main body 15A is rotated by a driver to receive the receiving portion of the temporary fixing member 30. 34
Is pushed by a screw 33 to move the temporary fixing member 30 to a non-locking position as indicated by an arrow B to release the locked state. This kind of structure is, for example, the actual Kaihei 5-83251
It is disclosed in Japanese Utility Model Publication No. 6-10571.

[0003]

However, according to the above conventional configuration, the fixing plate 35 of the pivot shaft 11 is fixed to the temporary fixing member 3.
0 and the hinge body 15A are provided as separate parts,
There is a problem that the number of parts increases and the fixing plate 35 is a separate part, so that it may be lost in the field. Further, since the fixing plate 35 must be fixed to the hinge main body 15A with the screw 36 while pressing the fixing plate 35, there is a problem that the mounting is troublesome.

Further, the pivot shaft 1 by the temporary fixing member 30.
In order to release the lock of No. 1, it is necessary to rotate the screw with a driver, and there has been a problem that it is troublesome to remove the door body at the time of maintenance and inspection or replacement of the door body.

In view of the above-mentioned problems, the present invention provides a door having a pivot hinge having a structure capable of reducing the number of parts, eliminating the possibility of losing the fixing plate, and facilitating the attachment of the pivot shaft. The first purpose. A second object of the present invention is to provide a door provided with a pivot hinge having a structure that makes it easy to release the temporary fixing in the pivot hinge having the temporary fixing means. A third object of the present invention is to provide a door provided with a pivot hinge having a structure excellent in crime prevention function.

[0006]

According to a first aspect of the present invention, a pivot shaft is rotatably attached to a door body side hinge main body attached to an upper part of a door body, and a frame side hinge main body is attached to an upper frame of the door. The frame-side hinge main body is provided with a notch-shaped groove into which the pivot shaft is fitted, and the frame-side hinge main body pivotally supports a pivot member for fixing the pivot shaft.
A fixing part for fixing the pivot shaft, and when the pivot shaft is fitted into the groove of the frame side hinge body, the pivot member pushes the guide part of the rotating member to rotate the rotating member. When the fixed portion is moved and the fixed portion is automatically positioned at the fixed position of the frame-side hinge main body, and the rotating member is fixed to the frame-side hinge main body by the fixing tool, the pivot shaft and the frame-side hinge main body move together. It is characterized by being fixed to.

According to a second aspect of the present invention, the pivot shaft is rotatably attached to the door side hinge main body attached to the upper part of the door body, the frame side hinge main body is attached to the upper frame of the door, and the frame side hinge main body is attached to the frame side hinge main body. In addition to providing a notched groove into which the pivot shaft is fitted, a pivot shaft fixing member is attached, and the pivot shaft fixing member is fixed to the frame-side hinge body when the pivot shaft fixing member positions the pivot shaft in the groove. And a spring for urging the stopper in a direction for fixing the pivot shaft fixing member, and the operating portion for releasing the locked state of the stopper with respect to the pivot shaft fixing member is provided on the frame side. The locking state of the stopper with respect to the pivot shaft fixing member is released by providing a force on the hinge body against the spring against the operating portion. I do.

According to a third aspect of the present invention, a pivot shaft is rotatably attached to a door body side hinge main body attached to an upper part of the door body, and a frame having a notch-shaped groove into which the pivot shaft is fitted is provided in an upper frame of the door. The side hinge main body is attached, and the frame side hinge main body is provided with a temporary fixing member for temporarily fixing the pivot shaft when the pivot shaft is fitted in the groove, and the temporary fixing member is provided with the temporary fixing member in the pivot shaft fixing direction. An operating portion having a biasing spring for releasing the temporary fixing by the temporary fixing member is provided on the frame side hinge main body, and a force is applied to the operating portion against the spring to linearly move the operating portion. As a result, the temporary fixing of the pivot shaft is released.

According to a fourth aspect of the present invention, the pivot shaft is rotatably attached to the door body side hinge main body attached to the upper part of the door body, the frame side hinge main body is attached to the upper frame of the door, and the frame side hinge main body is attached to the frame side hinge main body. A notch-shaped groove for fitting the pivot shaft is provided, a pivot shaft fixing member is attached, and the pivot shaft fixing member or the pivot shaft fixing member is fixed in a state where the pivot shaft fixing member positions the pivot shaft in the groove. It is characterized in that the stopper is fixed by a fixing device provided at a position inoperable from the outside when the door is closed.

[0010]

According to the present invention, since the rotating member for fixing the pivot shaft is pivotally supported on the frame side hinge body, the rotating member is attached in a non-separable state together with the frame side hinge body, and is fixed separately. Unlike the case of using the plate, there is no fear that the rotating member will be lost. Further, since the rotating member is attached to the frame-side hinge main body, when the guide portion is pushed by the pivot shaft, the rotating member is rotated and the fixing portion is automatically attached to the fixing surface of the hinge main body. The fixing work by the fixing device is easier than the case where the fixing plate is positioned in the position of 1.

According to another aspect of the present invention, the pivot shaft fixing member is temporarily fixed by the stopper to facilitate the mounting of the door body, and the operating portion for releasing the stopper from the locked state with respect to the pivot shaft fixing member is provided. Since it is provided on the frame side hinge main body, the locked state of the pivot shaft fixing member by the stopper can be easily released by applying a force to the operation portion against the spring with a tool such as a finger or a screwdriver.

According to a third aspect of the present invention, an operating portion for releasing the locking by the temporary fixing member is provided on the frame side hinge main body, and a force is applied to the operating portion by a finger or a tool such as a driver against the spring to perform the operation. Since the locked state by the temporary fixing member is released by linearly moving the portion, the temporary fixing by the temporary fixing member is easily released.

According to a fourth aspect of the present invention, the pivot shaft fixing member or a stopper for fixing the pivot shaft fixing member in a state where the pivot shaft fixing member positions the pivot shaft in the groove is provided when the door body is closed. Since it is fixed with a fixture provided at a place that cannot be operated from the outside, when the door is attached to the entrance or the doorway, as long as the door is closed, the pivot shaft fixing member cannot be removed, so the pivot shaft is not removed. Cannot be removed from the frame side hinge body.

[0014]

1 is a plan view showing an embodiment of a door according to the present invention, FIG. 2 is a view of an embodiment of a door according to the present invention seen from the outside, and FIG. 3 is a partially broken arrow A in FIG. FIG. 1 is a perspective view, and FIG.
It is a partially broken view of FIG. In FIG. 2, 1 is an upper frame 1
a, a frame composed of a lower frame 1b and left and right vertical frames 1c, 2 is a door body that is openably and closably attached to the frame 1 by the hinges 3 to 6 described below, and 3 is an upper frame side attached to the upper frame 1a Hinge, 4 is an upper door hinge attached to the upper part of the door 2, and 5 is a lower door hinge attached to the lower part of the door, 6
Is a lower frame side hinge attached to the lower frame 1b, and the lower frame side hinge 6 and the door lower part hinge 5 are joined by fitting one side as a bearing and the other side as a pivot shaft. The present invention is characterized by the upper frame side hinge 3 and the door upper hinge 4.

As shown in FIGS. 3 and 4 (A), the door upper hinge 4 includes a door hinge main body 8 fixed to an upper portion of the door 2 by a fixing member 7 such as a screw, and the door hinge. Body 8
The pivot shaft 11 rotatably and upwardly provided on the tubular body 9 fixed to the door body 10 and the portion other than the attaching portion 8a of the door body side hinge body 8 to the door body 2 are provided on the lower surface side. And a cover 12 fixed so as to cover the above.

On the other hand, the upper frame side hinge 3 is, as shown in FIGS. 1, 3 and 4A, a frame side hinge main body 15 fixed to the upper frame 1a by a fixing tool 14 such as a screw, and A U-shaped notched groove a for fitting the pivot shaft provided in the frame side hinge main body 15 and a pivot shaft fixing member rotatably attached to the frame side hinge main body 15 about the shaft 17 as a pivot shaft fixing member. A moving member 18, a stopper 20 rotatably mounted about a shaft 19, and a push spring mounted in a groove b provided in the frame side hinge main body 15 to press the stopper 20 in the direction of arrow C in FIG. 22 and a cover 23.

The rotating member 18 has a guide portion d for holding the pivot shaft 11 and a fixed portion e. The guide part d is provided with two upper and lower guide parts d of the same shape so as to sandwich the hinge main body 15 in the upper and lower sides, and the upper and lower guide parts d are integrated in the fixed part e. These guide portions d are provided when the pivot shaft 11 is fitted into the groove a provided in the frame side hinge body 15 and are automatically rotated by the push member 11. The fixing portion e is fitted and positioned at the opening-side end of the groove a of the frame-side hinge main body 15, and has a U-shaped cross section so as to increase the strength.
A screw hole f into which a fixture 24 such as a screw is screwed is provided on both end surfaces of the groove a of the frame-side hinge main body 15, and a through hole g is provided at a position facing the screw hole f of the fixing portion e.

The stopper 20 also has a structure in which it is sandwiched and slid on the upper and lower surfaces of the frame-side hinge main body 15, and the upper and lower sliding parts are integrated in the vertical part c, and the vertical part c is the frame-side hinge main body. It is movably fitted in a groove b provided in 15. By interposing the push spring 22 between the inner part of the groove b and the vertical part c of the stopper 20, the stopper 20 can be formed as shown in FIG.
Press in the direction of arrow c. On the outer peripheral surface of the rotating member 18 and the outer peripheral surface of the stopper 20, stepped locking portions h and i that are locked with each other are provided for temporary fixing. Stopper 2
The rotation limit position of 0 in the arrow C direction is defined by the position where the vertical portion c abuts the receiving surface j provided at the opening end of the groove b.

The cover 23 is attached after the pivot shaft 11 is attached to the frame side hinge main body 15, and has a shape in which the upper frame 1a side is opened as shown in the perspective view of FIG. 4B. In this example, the top surface is open, but the top surface may also be closed by the top plate.) A cut slightly wider than the outer diameter of the pivot shaft 11 in order to avoid the pivot shaft 11 and to be attached later. Groove k
Having. The cover 23 has a wall portion n that covers the portion other than the attachment portion 15x to the upper frame 1a of the frame side hinge main body 15, the stopper 20 and the rotating member 18.

As shown in FIG. 4A, the cover 23 has a fixture 24 for fixing the pivot shaft 11 to the frame side hinge main body 15.
After fixing using the cover, as shown by arrow D, the cover 2
3 is horizontally inserted between the door-side hinge main body and the frame-side hinge main body 15 while inserting the groove k into the pivot shaft 11 and sliding the same, and then inserting a screw or the like into the mounting hole p provided in the bottom plate portion of the cover 23. The fixing tool 25 of the frame 20 is inserted into the through hole q provided at the tip of the stopper 20 and is screwed into the screw hole r provided in the frame side hinge main body 15, whereby the frame side hinge main body 15
Attached to

The work of attaching the door provided with the pivot hinge is performed as follows. As shown in FIG. 5A, the frame-side hinge main body 15 is fixed to the upper frame 1 a by the fixing tool 14, and the door-body-side hinge main body 8 is fixed to the upper portion of the door body 2 by the fixing tool 7. The attitude of the rotating member 18 is such that the flat portion s on the outer periphery of the rotating member 18 is brought into pressure contact with the flat portion t on the outer periphery of the stopper 20 by the force of the pressing spring 22 to guide the rotating member 18. The part d is the frame side hinge body 15
The fixed portion e is maintained at a position avoiding the groove a portion while intersecting the groove a.

When the pivot shaft 11 is attached, the door lower hinge 5 in FIG. 2 is connected to the lower frame side hinge 6 attached to the lower frame 1b. At this time, since there is some play in the joint portion of these hinges 5 and 6, FIG.
As shown in (A), a small gap G can be provided between the upper end of the door body 2 and the upper frame 1a so as to keep the pivot shaft 11 away from the groove a. As shown in FIG. 5 (B), the pivot shaft 11 is fitted into the groove a from the state in which the lower part of the door body is coupled in this way. At this time, as the pivot shaft 11 moves to the inner part of the groove in the groove a, the guide part d moves along the guide part d.
1 and the rotating member 18 is pushed by FIG.
It rotates as shown by the arrow E in (A). In this case, the flat surface portion t of the stopper 20 is also set as the outer peripheral portion of the rotating member 18 and is rotated against the force of the pressing spring 22 as shown by the arrow.

During the operation of rotating the rotating member 18 as described above, immediately before the pivot shaft 11 reaches the inner part of the groove a, as shown in FIG. Stop h
At the moment when the force exceeds the engaging portion i on the outer periphery of the stopper 20, the force of the push spring 22 causes the stopper 20 to rotate in the direction of the arrow g, and the vertical portion c of the stopper 20 is brought into contact with the receiving surface j of the frame side hinge body 15. It stops at the position where it abuts, and the rotation of the rotation member 18 in the direction of arrow H, that is, the rotation in the direction in which the pivot shaft 11 comes out,
The locking portion h abuts on the locking portion i so that the locking portion h is blocked, and the pivot shaft 11 is fixed. At this time, the fixed portion e is fitted and positioned at the end of the frame side hinge body 15.

After that, the fixing tool 24 is passed through the through hole g of the fixing portion e and screwed into the screw hole f of the frame-side hinge main body 15, so that the pivot shaft 11 is held by the rotating member 18 in the groove. It is fixed to a. After that, as described above, the groove k of the cover 23 of the frame-side hinge main body 15 is fitted into the pivot shaft 11 and slid on the cover 23, so that the cover 23 is inserted to cover the frame-side hinge main body 15. Then, as shown by the chain double-dashed line in FIG.
When the door 2 is retracted from the lower surface of the cover 23, the fixture 25 can be inserted from the through hole p of the cover 23, and the cover 25 is framed by screwing the fixture 25 into the screw hole r provided in the frame side hinge body 15. Attach to the side hinge body 15.

As described above, since the pivoting member 18 for fixing the pivot shaft 11 is pivotally supported on the frame side hinge main body 15, the pivoting member 18 is attached in a non-separated state together with the frame side hinge main body 15, and Unlike the case where the body fixing plate is used, there is no possibility that the rotating member 18 as the fixing member of the pivot shaft 11 is lost. Further, since the rotating member 18 is attached to the frame-side hinge main body 15, when the guide portion d is pushed by the pivot shaft 11, the rotating member 18 rotates so that the fixed portion e moves toward the frame side. Compared with the case where a separate fixing plate is used, the positioning is automatically performed on the fixing surface of the hinge main body 15,
The fixing by the fixing tool 24 becomes easy.

Although the present invention can be applied to a structure in which the stopper 20 is not provided, the pivot shaft 11 is temporarily fixed by providing the stopper 20 as in the present embodiment.
Even if the door body 2 is released, the pivot shaft 11 does not come off from the groove, and the installation work of the door body 2 becomes easy. When the stopper 20 is provided as in the present embodiment, the stopper 20 is exposed to the outside when the cover 23 is removed. Therefore, the exposed portion serves as an operating portion, and the vertical portion c of the stopper 20, for example, can be operated by a driver. Push against the spring 22, or
Alternatively, by pinching and pressing the stopper 20 with your finger,
The engagement between the engagement portion h of the rotating member 18 and the engagement portion i of the stopper 20 can be easily released, which facilitates maintenance and inspection and door body replacement work.

As can be seen from FIGS. 3 and 4 (A), the stopper 20 cannot be operated from the outside when the door 2 is closed (that is, at least a part faces the door upper hinge 4). Since it is fixed by a fixture 25 provided at a location or on the door body side of the location), when the door is attached to a doorway, a doorway or other entrance of a building, the door body 2
The stopper 20 cannot be removed as long as is closed, and therefore the rotating member 18 that is a fixed member cannot be removed from the frame side hinge main body 15, and the pivot shaft 11 can be removed from the frame side hinge main body 15. Since it is not possible, crime prevention is improved. Further, even if the fixing tool 24 is loosened, the state in which the rotating member 18 is locked by the stopper 20 is maintained, and the pivot shaft 11 is reliably prevented from coming off. As in the present embodiment, the stopper 20 is attached to the fixture 2.
By fixing the rotating member 18 indirectly by fixing the rotating member 18 with the fixing member 5, the rotating member 18 may be directly fixed by the fixing member 25. Alternatively, the fixing member 25 may be brought into contact with the edge of the rotating member 18 and fixed. Further, although the fixing tool 25 also serves as a means for fixing the stopper 20 and the cover 23 to reduce the number of parts, the stopper 20 (or the rotation which cannot be operated from the outside when the door body 2 is closed). A fixture for fixing the member 18) and a fixture for fixing the cover 23 may be separately provided.

Further, according to the present invention, since the pivot shaft 11 is attached to the door side hinge main body 8 and the groove a is provided in the frame side pivot main body 15, the pivot shaft 11 is to be fitted when the pivot shaft 11 is attached. Since the groove a is easy to see, the pivot shaft 11 can be easily fitted into the groove a.

FIG. 8 (B) is a plan view showing another embodiment of the present invention, and FIG. 8 (C) is a sectional view thereof. This embodiment temporarily fixes as shown in FIG. 8 (A). In the case of having the member 30, a lever-like operation tool 37 for releasing the temporary fixing by the temporary fixing member 30 is rotatably attached about a shaft 38, and an operation portion 37a of the operation tool 37 is attached to a frame side hinge. If exposed to the side surface of the main body 15A and the cover 23A is removed, the driver 40 or a finger operates the operation portion 37a against the force of the pushing spring 39 as shown by the arrow L in FIG. The temporary fixing member 30 is released from the temporary fixing state by linearly moving as shown by the arrow B. In addition, in this example, an example of performing a curved motion as a linear motion is shown, but it may be a linear motion, and the operation method of the operation section is not limited to a method of pushing or pulling the operation section, There is a way to move. According to the present embodiment, maintenance and inspection and door body replacement work are facilitated in the case where the temporary fixing member 30 is provided.

In the present invention, the frame side hinge bodies 15 and 1
The specific structure of 5A, the rotating member 18, the stopper 20, the cover 23, the temporary fixing member 30, the operating tool 37, and the like, and the combined structure with other members are not limited to the above-described embodiment, and various changes and additions are made. Is possible.

[0031]

According to the first aspect of the present invention, since the rotating member having the fixing portion is attached to the frame side hinge main body, the number of parts can be reduced and the fixing plate may be lost as in the conventional case. Disappear. Also, when the guide portion of the rotating member is pushed by the pivot shaft, the rotating member is rotated and the fixing portion is automatically positioned at the fixed position of the hinge body. It is not necessary to hold the position by pressing the fixing plate as described above, and the fixing work by the fixing tool becomes easy.

According to a second aspect of the present invention, the frame-side hinge main body has a stopper for fixing the pivot shaft fixing member in a state where the pivot shaft fixing member positions the pivot shaft in the groove, and the stopper has a fixing direction. Has a spring for urging the stopper, and an operating portion for releasing the locked state of the stopper with respect to the pivot shaft fixing member is provided on the frame side hinge main body, and a force is applied to the operating portion against the spring. By adding the stopper, the locked state of the stopper with respect to the pivot shaft fixing member is released, so that the pivot shaft fixing member is temporarily fixed, and the door body can be easily attached, and the finger or a tool can be used. By operating the stopper, the locked state of the pivot shaft fixing member can be easily released. Further, since the door body is easily removed, maintenance and inspection and door body exchange work are facilitated.

According to a third aspect of the present invention, an operating portion for releasing the locking by the temporary fixing member is provided on the frame side hinge main body, and a force is applied to the operating portion against the spring by a finger or a tool such as a screwdriver, and the operating portion is applied. Since the locked state by the temporary fixing member is released by linearly moving the, the temporary fixing by the temporary fixing member is easily released, and maintenance and inspection and door body replacement work are facilitated.

According to a fourth aspect of the present invention, the pivot shaft fixing member or a stopper for fixing the pivot shaft fixing member when the pivot shaft fixing member positions the pivot shaft in the groove is provided outside when the door body is closed. Since it is fixed with a fixture installed in a place where it cannot be operated, if the door is attached to the entrance of the building such as the entrance or the doorway, the pivot hinge cannot be removed as long as the door is closed. The property is improved.

[Brief description of drawings]

FIG. 1 is a plan view showing an embodiment of a door according to the present invention.

FIG. 2 is a view of the entire door of the embodiment as seen from the outside of the room.

3 is a partially cutaway A arrow view of FIG.

4A is a partially cutaway B arrow view of FIG. 1, and FIG. 4B is a perspective view of a cover of the present embodiment.

5A and 5B are plan views showing a part of the assembling process of this embodiment.

6A and 6B are plan views showing the rest of the assembly process of this embodiment.

FIG. 7 is a plan view for explaining the attachment / detachment of the cover of the present embodiment.

FIG. 8A is a bottom view showing a conventional pivot hinge having a temporary fixing member, and FIG. 8B is a bottom view showing a pivot hinge having a temporary fixing member according to another embodiment of the present invention;
(C) is a sectional view of the embodiment.

[Explanation of symbols]

1: frame, 1a: upper frame, 2: door body, 3: upper frame side hinge,
4: Door body upper hinge, 8: Door body side hinge body, 10: Bearing, 11: Pivot shaft, 12: Cover, 15, 15A:
Frame-side hinge main body, 17: shaft, 18: rotating member, 19:
Shaft, 20: Stopper, 22: Push spring, 23, 23A:
Covers 24, 25: Fixing device, 30: Temporary fixing member, 3
7: operating tool, 37a: operating portion, a: groove, d: guiding portion,
h, i: Locking part

Claims (4)

[Claims] 1. A pivot shaft is rotatably attached to a door side hinge main body attached to an upper part of a door body, a frame side hinge main body is attached to an upper frame of the door, and the pivot shaft is fitted into the frame side hinge main body. A notch-shaped groove is provided, and a pivot member for fixing the pivot shaft is pivotally supported on the frame-side hinge main body, and the pivot member has a guide portion and a fixing portion for fixing the pivot shaft. When the pivot shaft is fitted into the groove of the frame-side hinge main body, the pivot shaft pushes the guide portion of the rotary member to rotate the rotary member and the fixing portion fixes the frame-side hinge main body. A pivot hinge, wherein the pivot shaft is fixed to the frame side hinge body together with the rotating member by being automatically positioned at a position, and the rotating member is fixed to the frame side hinge body by a fixture. A door. 2. A pivot shaft is rotatably attached to a door body hinge main body attached to an upper part of the door body, a frame side hinge main body is attached to an upper frame of the door, and the pivot shaft is fitted into the frame side hinge main body. A groove for cutting is provided, a pivot shaft fixing member is attached, and the frame side hinge body has a stopper for fixing the pivot shaft fixing member in a state where the pivot shaft fixing member positions the pivot shaft in the groove. The stopper has a spring for urging the stopper in a direction for fixing the pivot shaft fixing member, and an operating portion for releasing the locked state of the stopper with respect to the pivot shaft fixing member is provided in the frame side hinge body. By applying a force to the operation portion against the spring, the locked state of the stopper with respect to the pivot shaft fixing member is released. Door with di. 3. A pivot body is rotatably attached to a door body side hinge body attached to an upper portion of the door body, and a frame side hinge body having a notched groove into which the pivot shaft is fitted is attached to an upper frame of the door. The frame-side hinge main body is provided with a temporary fixing member for temporarily fixing the pivot shaft when the pivot shaft is fitted into the groove, and the temporary fixing member has a spring for urging the temporary fixing member in the pivot shaft fixing direction. Then, an operating portion for releasing the temporary fixing by the temporary fixing member is provided on the frame-side hinge main body, and a force is applied to the operating portion against the spring to linearly move the operating portion, whereby the pivot shaft is moved. A door equipped with a pivot hinge, in which the temporary fixing of is released. 4. A pivot shaft is rotatably attached to a door body hinge main body attached to an upper part of the door body, a frame side hinge main body is attached to an upper frame of the door, and the pivot shaft is fitted into the frame side hinge main body. A cutout groove is provided, a pivot shaft fixing member is attached, and the pivot shaft fixing member or a stopper for fixing the pivot shaft fixing member in a state where the pivot shaft fixing member positions the pivot shaft in the groove is a door. A door provided with a pivot hinge, characterized in that it is fixed by a fixture provided at a position inoperable from the outside when the body is closed.