JP3355451B2 - Door mounting structure of door and pivot hinge for door mounting - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure in which a door such as a bathroom door is attached to a door frame so as to be openable and closable, and a pivot hinge for attaching the door.

[0002]

2. Description of the Related Art As a structure for attaching a door to a door frame so that it can be opened and closed, for example, as shown in Japanese Utility Model Publication No. 4-39978, pins are attached to the upper and lower portions of one vertical frame constituting the door, respectively. It is known that each pin is rotatably supported on an upper frame and a lower frame constituting a door frame, and the door is opened and closed by rotating a door about these upper and lower pins.

[0003]

In the door mounting structure described above, since the pin a is mounted at the center of the vertical frame b in the expected direction as shown in FIG. 1, the opening angle θ of the door c cannot be increased. Since the door c is located in the middle of the expected direction of the door frame d regardless of whether the door c is opened or closed, the vertical frame e constituting the door frame d is screwed to the vertical edge f of the mounting opening.
The door c hinders the mounting of the door c, and the door frame d cannot be mounted in the mounting opening with the door c mounted.

Accordingly, an object of the present invention is to provide a door mounting structure for a door and a pivot hinge for door mounting which can solve the above-mentioned problems.

[0005]

According to a first aspect of the present invention, an upper frame, a lower frame, and left and right vertical frames are framed in a door frame having an upper frame, a lower frame, and left and right vertical frames, and a panel is provided therein. The attached door,
One stile upper and lower portions and the upper frame of the door, the door mounting structure of the door which is rotatably connected to the out-of-plane direction by the lower frame the upper and lower pins, the pin on the upper portion of one of the stile To door
Position closer to the door opening side and closer to the door closing side than the center
And the upper pin is rotatably supported.
Upper pin support can be attached to both sides in the longitudinal direction of the upper frame
At the lower part of one of the vertical frames,
A pair of doors separated from each other at the opening side and the door closing side
Lower pin support having a pair of downwardly open pin bearing holes
Attach the bearing member and rotatably fit into this one pin bearing hole
Attach the lower pin mounting member with the lower pin
Door mounting structure that can be mounted at both ends in the hand direction
You. According to a second aspect of the present invention, the upper pin attached to the upper part of the one vertical frame in the first aspect is vertically movable between an upper position supported by the upper pin support member and a lower position disengaged from the upper pin support member. And an elastic member is urged to an upper position, and an opening facing the pin portion is formed in the open vertical plate and the closed vertical plate of one of the vertical stiles, and the cover for closing this opening has the upper cover. Is a door mounting structure of a door on which a rod for moving the pin to a lower position is mounted. According to a third aspect of the present invention, there is provided a case having a pair of holes which are attached to a vertical frame and are opened on the upper surface and which are separated from each other in a direction in which the vertical frame is viewed, an operating member provided in the case so as to be vertically movable, and A pin that is movably supported in the direction of the frame and fits into the hole, and an elastic member that urges the operating member upward to project the pin upward from the hole, and moves the operating member downward below the hole. A pivot hinge for mounting a door, characterized in that it can be moved downward until it comes out.

[0006]

[Operation] According to the first aspect, the upper pin is used to predict the door.
The position is closer to the door opening side than the center, and the lower pin
The lower pin located closer to the door opening side than the center of the door
The door can be pivoted to the upper and lower frames by fitting into the bearing holes
The upper and lower connecting pins are each doors more than the center of the door
It is located near the opening side. Therefore, increase the opening angle of the door
it can. Also, with the door open, one vertical frame is
The door is attached to the door frame because it is farther from the closed side of the frame.
The vertical frame can be attached to the opening in a state. Moreover, the upper pin support
Support members can be attached to both sides of the upper frame in the longitudinal direction.
Attachment members can be attached to both longitudinal ends of the lower frame.
Is closer to the door opening side than the center of the door's expected direction and the door is closed.
The lower pin can be moved to the lower position, and the lower pin
Position closer to the door opening side and closer to the door closing side than the center of the projection direction
Because it fits into one of a pair of pin bearing holes spaced apart from each other,
Doors can be mounted on the left and right side by using common parts
You. According to the second aspect, if the upper pin is moved downward to the lower position with the door attached, the upper pin is moved to the upper pin.
Since the door is detached from the support member , the door can be removed, and in the case of a bathroom door, the door can be removed and helped when a person falls down in the bathroom. According to the third aspect, by moving the pin along the operation member while the operation member is moved downward, the pin can be made to protrude above one hole of the case, and the pin can be vertically framed. Since the door can be moved to one side and the other side in the viewing direction, the use of the pivot hinge enables the door to be attached to the door frame in a left-right manner.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG. 2, an upper frame 1, a lower frame 2 and left and right vertical frames 3 form a door frame 4. An upper frame 5, a lower frame 6, and left and right vertical frames 7 are framed, and a panel 8 is provided inside thereof.
And the door 9 is provided. One vertical frame 7 of the door 9 is rotatably connected to the upper frame 1 and the lower frame 2 in an out-of-plane direction to form a door, for example, a bathroom door.

As shown in FIG. 3, the upper frame 1 is integrally provided with an outward mounting piece 11 at the door opening side end of the horizontal plate 10 facing the out-of-plane direction. And an inwardly facing piece 12 is integrally provided.

An inward concave groove 13 is formed in the middle part of the horizontal plate 10 in the out-of-plane direction so as to be continuous in the longitudinal direction. A nut member 14 is inserted into the concave groove 13, and an upper pin support member 16 is attached to the horizontal plate 10 with a screw 15 screwed to the nut member 14. A pin bearing hole 17 is formed in the upper pin bearing member 16, and the pin bearing hole 17 is located closer to the door opening side than the center of the upper frame 1 in the expected direction.

As shown in FIG. 3, the lower frame 2 is integrally provided with an outward mounting piece 21 at an end of the horizontal plate 20 facing the outside of the door opening side, and an end of the horizontal plate 20 at the door closing side. The inward piece 22 is provided integrally.

The inward piece 22 is formed with a concave groove 23 which opens toward the door opening side and is continuous in the longitudinal direction. The vertical piece 25 of the lower pin mounting member 24 is inserted into the concave groove 23, and the lower pin mounting member 24 is mounted by screws 26 screwed to the vertical piece 25. A lower pin 27 is mounted on the lower pin mounting member 24, and the lower pin 27 is located closer to the door opening side than the center of the lower frame 2 in the expected direction.

As shown in FIG. 4, the vertical frame 3 is integrally provided with an outward mounting piece 31 at the door opening side end of a vertical plate 30 facing the out-of-plane direction, and the door closing side end of the vertical plate 30. And an inward piece 32 is integrally provided.

As shown in FIG. 4, the vertical frame 7 has an open vertical plate 40 and a closed vertical plate 41 facing in an out-of-plane direction, an outer vertical plate 42 and an inner vertical plate 43 in in-plane directions. The connecting vertical plate 44 has a hollow portion 45 and a panel mounting concave portion 46.

A pivot hinge 50 is attached to the upper part of the hollow portion 45 of one of the vertical frames 7.
The pin 51 of 0 is located closer to the door opening side than the center of the vertical frame in the viewing direction, and the pin 51 is rotatably fitted in the pin support hole 17 of the upper pin support member 16.

A lower pin support member 52 is attached to a lower portion of the hollow portion 45 of the one vertical frame 7, and a pin support hole 53 which opens downward is formed in the lower pin support member 52. The pin bearing hole 53 is located closer to the door opening side than the center of the vertical frame in the viewing direction.
7 are rotatably fitted. Note that a pair of pin bearing holes 53 are formed in the lower pin bearing member 52 so as to be spaced apart in the out-of-plane direction.

As described above, the upper pin 51 for connecting one of the vertical frames 7 constituting the door 9 to the upper frame 1 and the lower pin 27 for connecting to the lower frame 2 are arranged as shown in FIGS. Because it is located closer to the door opening side than the center of the vertical frame 7 in the expected direction,
The opening angle θ of the door 9 increases to 90 degrees or more.

When the door 9 is opened, one of the vertical frames 7 moves to the open side of the door frame 4 to open a portion of the vertical plate 30 of the vertical frame 3 closer to the door closing side.

As a result, the portion of the vertical frame 3 closer to the door closing side of the vertical plate 30 can be fixed to the vertical edge of the opening by the fixing tool 33 such as a screw or a wood screw, so that the door 9 is attached to the door frame 4. In this state, the door frame 4 can be attached to the opening.

As shown in FIG. 5, the upper pin support member 16 has a substantially crank shape by a mounting piece 16a, a vertical piece 16b, and a supporting piece 16c, and an elongated hole 18 facing the out-of-plane direction is formed in the mounting piece 16a. It is. A screw 15 is screwed into the nut member 14 through the elongated hole 18.
Is located closer to the door closing side than the upper pin 51 as shown in FIG.

As described above, when the door 9 is opened as described above, the upper part of the door 9 is located closer to the door opening side than the screw 15, and the screw 15 is loosened so that the upper pin support member 16 is inserted into the elongated hole 18. Can move in the out-of-plane direction along the
Can move in the in-plane direction. Therefore, the door frame 4
The installation of the door 9 can be adjusted in a state in which is attached.

Next, the specific structure of the pivot hinge 50 will be described. As shown in FIG. 6, the upper frame 5 has a lower portion 5a having a small expected size and an upper portion 5b having a large expected size.
The end of the lower portion 5a of the upper frame 5 is inserted from the cutout of the inner vertical plate 43 of the vertical frame 7 and abuts against the connecting plate 44 to be connected with screws. The upper part 5b of 5 protrudes upward.

The open side vertical plate 40 and the closed side vertical plate 41 of the vertical frame 7 are provided.
An opening 60 is formed in the outer vertical plate 42 of the vertical frame 7.
Has a notch 61 and a hole 62 formed therein. The opening 6
A rod 64 is provided integrally with the cover 63 for closing the cover 0, and the rod 64 is inserted into the opening
The cover 63 is detachably attached to the vertical frame 7 by engaging with the opening edge of the opening 60.

The pivot hinge 50 has a case 70,
As shown in FIG. 6, the case 70 has a hollow portion 45 of the vertical frame 7.
A flange 72 is integrally provided on an upper portion of a main body 71 fitted therein, a projection 73 is integrally provided on the main body 71, and a fin 75 having a projection 74 on a lower portion of the main body 71 is provided. When the main body 71 is fitted into the hollow portion 45, the projection 73 is fitted into the notch 61, and the projection 74 is fitted into the hole 62. As a result, the case 70 is positioned and mounted in the hollow portion 45 of the vertical frame 7, and is prevented from coming off by the fitting portion of the projection 74 and the hole 62, and the flange 72 contacts the upper end surface of the vertical frame 7, The upper surface of the flange 72 is flush with the upper surface of the upper frame 5.

As shown in FIGS. 6 to 9, the main body 71 has a recess 76 formed in the lower surface thereof, and a pair of holes 77 opened in the recess 76 have a flange 72.
The concave portion 76 is formed by a vertical groove 78 in the main body 7.
1. Both sides are open.

An operating member 79 is inserted into the recess 76 so as to be vertically movable. The operating member 79 has a pin mounting groove 80 and an operation piece 81, and the lower flange 51 a of the pin 51 is inserted through the pin mounting groove 80. Thereby, the pin 51 slides in the out-of-plane direction along the operation member 79 and does not fall out in the vertical direction.

The operating member 79 is pushed upward by an elastic member, for example, a spring 82, and the operating piece 81 projects into the vertical groove 78. The spring 82 is a plate 8
Supported by 3.

As described above, the pin 51 projects upward from one of the pair of holes 77 and fits into the pin support hole 17 of the upper pin support member 16 so that the upper part of the vertical frame 7 and the upper frame 1 are out of plane. To be rotatable in the direction. In this state, the cover 63 is removed, and the rod 64 of the cover 63 is inserted through the opening 60 through the vertical groove 78 and above the operation piece 81 as shown by a virtual line in FIG.

Then, by moving the rod 64 downward and the operating member 79 downward through the operating piece 81, the pin 51 is slid downward, and the pin 51 is moved below the hole 77.

In this state, the vertical frame 7 (door 9) is hit or the like to move the pin 51 out of the plane of the vertical frame 7 along the pin mounting groove 80 of the operation member 79 to move the other hole 77. To match. Then, the rod 64 is extracted, the operating member 79 is moved upward by the spring 82, and the pin 51 is projected upward from the other hole 77.

In this manner, the pins 51 can be moved to one side and the other side of the vertical frame 7 in the viewing direction. Also,
The pin 51 can be moved using the rod 64 provided on the cap 63 that closes the opening 60, which is convenient.

Further, as described above, the pin 51 is moved downward against the spring 82 to get out of the pin support hole 17 of the upper pin support member 16, so that the upper part of the vertical frame 7 and the upper frame 1 are separated. it can.

Therefore, the door 9 is tilted to the open side with the lower pin 27 as a fulcrum so that the upper part of the door 9 is more open (the bathroom side) than the upper frame 1 of the door frame 4, and the door 9 is lifted in that state. As a result, the door 9 can be removed from the closed side (undressing room side), and when a person falls down in the bathroom and the door 9 cannot be opened, the door 9 can be opened.
You can rescue a fallen person by removing it. In this case, the lock for locking the door 9 so as not to be opened is unlocked using the rod 64 provided on the cover 63 described above.

As shown in FIG. 10, the lower pin mounting member 24 is mounted on the concave groove 23 of the lower frame 2 by a screw 26 screwed to the vertical piece 25. Since the lower pin mounting member 24 can be slid along the groove 23, the lower pin mounting member 24 can be moved from one vertical frame 7 to the other vertical frame 7 and mounted.

A pair of pin support holes 53 are formed in the lower pin support member 52 at intervals in the out-of-plane direction of the vertical frame 7, and the lower pin mounting member 24 is connected to the other vertical frame 7 as described above. The pin 27 can be fitted into the pin support hole 53 on the opening side by inverting the door 9 in a state where the door 27 is moved and mounted on the side.

As described above, the pivot hinge 50,
The door 9 can be mounted on the left and right sides by using the upper pin support member 16, the lower pin mounting member 24, and the lower pin support member 52 in common. Therefore, the number of parts can be reduced despite the fact that the door 9 can be mounted differently between the left and right sides, the management of the mounting on the left and right sides becomes unnecessary, and the mounting of the door 9 does not occur.

As described above, when the door 9 is attached to the left and right sides of the door, the following procedure may be applied to the door having the locks attached to the vertical frame 3 and the vertical frame 7. As shown in FIG.
A lock receiver 90 is attached to the vertical plate 30 of the vertical frame 3, and a lock 9 is mounted on the vertical frame 7.
1, the lock receiving openings 92 are formed in the vertical plates 30 of the two vertical frames 3, respectively.
The lock receiver 90 is attached to the lock receiver mounting opening 92, and the cap 93 is removably mounted to the lock receiver mounting opening 92 of the other vertical frame 3; The cap 93 may be mounted in the opposite direction.

Next, an example of the above specific structure will be described. As shown in FIGS. 11 and 12, the lock receiver 90 has a back plate 96 attached to the back surface of an attachment plate 95 having a lock receiving recess 94 with screws 97 and is formed on the vertical plate 30 of the vertical frame 3. The lock receiving opening 92 is smaller than the mounting plate 95 and is larger than the width of the back plate 96.
6 has a portion longer than the length.

Then, the screws 47 are loosened and the mounting plate 9 is loosened.
5 and the back plate 96 are widened, and in this state, the back plate 96 is inserted into the lock receiving opening 92 in a steadily manner, and the screw 97 is inserted.
To fix the vertical plate 30 of the vertical frame 3 between the mounting plate 95 and the back plate 96. To remove it, the opposite operation may be performed.

As shown in FIG. 13, the cap 93 is provided with a pair of locking pieces 99 provided on a plate 98, and the pair of locking pieces 99 is pushed into the lock receiving opening 92 and engaged therewith. It is designed to be attached.

Next, a second embodiment of the pivot hinge 50 will be described. As shown in FIGS. 14 and 15, the flange portion 72 forming the case 70 is fixed to the fixing portion 72 integrated with the main body portion 71.
a and a movable portion 72b that is detachable from the main body 71, and the concave portion 76 of the main body 71 is opened on the upper surface and the lower surface. A pair of holes 77 are formed in the movable part 72b. The movable part 72b
The locking projections 100 are provided on both lower sides of the main body 71, and the engagement grooves 101 are provided on both upper sides of the main body 71. The locking projections 100 are slid into the engagement grooves 101 to engage with the movable portion. 72
b is attached to the main body 71. That is, the movable portion 72b
Is a cap.

As described above, the pin 51 is moved downward to move below the hole 77 of the movable portion 72b, and in this state, the movable portion 72b is removed from the main body 71, so that the pin 5
1 is exposed to the outside from the concave portion 76 of the main body 71. Therefore, the pin 51 can be moved smoothly along the pin mounting groove 80 of the operation member 79 by hand or the like.

If the movable portion 72b is attached after the pin 51 is moved, the engaging piece 100 engages with the engaging groove 101.
The movable portion 72b does not come off due to the spring 82.

The movable portion 72b may be mounted on the upper surface of the main body 71 and stopped with screws.

Next, a third embodiment of the pivot hinge will be described. As shown in FIG. 16, a support pin 102 penetrating the recess 76 is attached to the main body 71, and the spring 103 is supported by the support pin 102. As shown in FIG. 17, the spring 103 bends a wire into a substantially rectangular shape, and bends a part of both leg pieces 103a into a circular shape to form a circular portion 103b.

The spring 103 is attached by inserting the circular portion 103b into the support pin 102.
a (lower portion 103 c) of the inner surface 76 on one side of the concave portion 76
The upper part 103 d contacts the lower part of the operation member 79.

Thus, the operating member 79 is connected to the spring 1
03 is pushed obliquely upward and the operating member 7
9 is pressed against one inner surface 76a of the concave portion 76, so that when the operating member 81 is moved downward by the operating piece 81, the one side surface 79a of the operating member 79 is
6 is slidably guided along one inner surface 76a. Therefore, the operation member 79 can be smoothly moved downward without rattling.

Next, a fourth embodiment of the pivot hinge will be described. As shown in FIG. 18 to FIG. 21, the lower surface of the main body 71 constituting the case 70 is formed by a main portion 71 a having a long vertical length and a sub-portion 71 b having a short vertical length, and an upper portion of the main portion 71 a is formed. A flange portion 72 is integrally provided over the upper portion of the sub-portion 71b.
The fin pieces 75 having the four are provided integrally.

A pair of pin insertion holes 110 are formed in the main portion 71a.
Is formed in the flange 72, and a pair of narrow vertical grooves 111 are formed in the upper surface of the flange 72 continuously with the respective pin insertion holes 110. The pair of vertical grooves 111 intersects in plan view in an X-shape, and
b and on the side of the main body 71a.

The pin 51 is a downwardly tapered cylindrical pin case 1 inserted into the pin insertion hole 110.
12, a pivot pin 113 inserted into the pin case 112, a spring 114, and a spring pin 117 inserted into a hole 116 of the pivot pin 113 from a vertically elongated hole 115 of the pin case 112.

As a result, the pivot pin 113 is pushed upward by the spring 114 and protrudes from the pin case 112.
By holding down the spring 117 and pulling it down,
13 is housed in the pin case 112.

Then, the pin case 112 is inserted into one of the pin insertion holes 110, and the spring pins 117 are inserted into the vertical grooves 111, so that the pins 51 are attached to the case 70. As a result, the spring pin 117 projects laterally from the vertical groove 111 of the main body 71a of the main body 71, and
b. A concave portion 118 is provided on the lower surface of
The rod 64 is inserted into the recess 118 so that the pivot pin 113 can be moved downward via the spring pin 117.

A screw 119 is screwed into the flange 72 so that the pin case 112 does not come off due to vibration or the like, and the pin case 112 is pressed by the screw head 119a. At the upper part of the pin case 112, a projecting piece 12 fitted into the vertical groove 111 is provided.
0 is provided.

As described above, by loosening the screw 119, the pin case 112 is pulled out from the one pin insertion hole 110, and the pin case 112 is inserted into the other pin insertion hole 110.
Is inserted and the screw 119 is tightened, so that the pin 51 can be positioned at both sides in the out-of-plane direction.

The pin case 112 and the spring 11
Since the pin 51 is formed by the pin 4 and the support pin 113, the pin case 112 may be extracted and reinserted, so that the position of the pin 51 can be easily changed and the structure can be simplified.

Next, a fifth embodiment of the pivot hinge will be described. As shown in FIGS. 22 and 23, a pair of pin insertion holes 121 are formed in the case 70 with an opening on the upper surface, and a narrow vertical groove 122 continuous with the pin insertion holes 121 is formed on the upper surface. I do. A vertical groove 123 for stopper is formed continuously with a lower portion of the vertical groove 122.

A stopper pin 1 is provided below the pin 51.
24, and this stopper pin 124 is
And the pin 51 is inserted into the pin insertion hole 121, and the pin 51 is pushed upward by the compression spring 125.

The vertical groove 122 has a linear shape along the pin insertion hole 121 as shown in FIG.
2, a stopper pin 124 is inserted.
A vertical groove 123 for stopper is formed below the vertical groove 122, and the vertical groove 123 for stopper is substantially L-shaped so that a pin 124 for stopper is fitted.

Because of this, the stopper pins 12
4, the pin 51 is inserted into the pin insertion hole 121, and the pin 51 is slightly rotated to align the stopper pin 124 with the vertical groove 123 for the stopper. The pin 51 is pushed up, and the stopper pin 124 is inserted into the stopper vertical groove 123.
And the pin 51 is prevented from coming off.

Because of this, one pin insertion hole 1
Take out the pin 51 and the compression spring 125 from 21,
The position of the pin 51 can be changed by inserting the compression spring 125 into the other pin insertion hole 121 and inserting the pin 51.

The main body 71 of the case 70 has an opening 1
26 are formed with openings on both sides.
By inserting the rod 64 and pushing down the pin 51 via the stopper pin 124 against the compression spring 125, the pin 51 can be stored in the pin insertion hole 121.

Next, a sixth embodiment of the pivot hinge will be described. As shown in FIGS. 25 and 26, a circular hole 130 opened on the lower surface of the main body 71 of the case 70 is formed, and a flange 72 is formed.
Is formed with a pin insertion hole 131 having an arc shape in plan view. Both end portions of the pin insertion hole 131 are formed in an arc shape as first and second pin support portions 131a and 131b. A pin mounting member, for example, a disk 132 is inserted into the circular hole 130 so as to be rotatable and vertically movable. The disk 132 is urged upward by a compression spring 133 and
The pin 51 fixed to 2 protrudes above the pin insertion hole 131.

The flange 72 has a concave groove 134 formed in the circular hole 130, and a vertically long opening 135 continuous with the concave groove 134 is formed in the main body 71. By inserting and pushing down the rod 64 from the concave groove 134, the disk 132 moves downward and the pin 51 is housed in the pin insertion hole 131 of the flange 72.

A positioning and holding mechanism is provided between the main body 71 and the disk 132. The positioning and holding mechanism includes a ball 137 and a spring 138 inserted into a hole 136 of the main body 71, and first and second holes formed on the outer peripheral surface of the disk 132.
The recesses 139 and 140 are formed.

The ball 137 is pressed against the outer peripheral surface of the disk 132 by a spring 138, and the first recess 139 is formed.
The second recess 140 has the same angle as the angle between the first and second pin support portions 131a and 131b of the pin insertion hole 131.

As described above, the pin 51 is brought into contact with one of the first pin supporting portion 131a and the second pin supporting portion 131b by rotating the disk 132 while holding the pin 51 by hand. The ball 137 has a first recess 139,
It fits into one of the second recesses 140 and is positioned and held.

With this configuration, the structure is extremely simple, and the position of the pin 51 can be easily changed.

[0067]

According to the first aspect of the present invention, the upper pin
Is positioned closer to the door opening side than the center of the door
The lower pin is closer to the door opening side than the center of the door
The door can be fitted to the upper and lower frames by
The upper and lower pins that are rotatably connected to the
It is located closer to the door opening side than the center. Therefore, the opening of the door
Angle can be increased. Also, with the door open,
Because the frame is farther away from the closed side of one vertical frame,
The vertical frame and the opening can be attached with the door attached. Only
Also mounts the upper pin support members on both sides in the longitudinal direction of the upper frame
Can be attached to the lower pin at both longitudinal ends of the lower frame
The upper pin is closer to the door opening side than the center of the door
Position and the position closer to the door closing side.
Position closer to the door opening side than the center of the support member
To one of a pair of pin support holes separated from the door close side
Because the parts are fitted, the door is left / right
Can be mounted on

[0068]

According to the second aspect of the present invention, if the upper pin is moved downward to the lower position with the door attached,
Since the upper pin is disengaged from the upper pin bearing member , the door can be removed, and in the case of a bathroom door, the door can be removed and helped when a person falls down in the bathroom.

According to the third aspect of the present invention, by moving the pin along the operation member while the operation member is moved downward, the pin can be projected upward from one hole of the case. Since the pins can be moved to one side and the other side in the vertical frame viewing direction, the use of this pivot hinge enables the door to be attached to the door frame in a left-right manner.

[0071]

[0072]

[0073]

[0074]

[0075]

[0076]

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a conventional example.

FIG. 2 is an overall front view of a door showing the embodiment of the present invention.

FIG. 3 is a vertical sectional view of a door.

FIG. 4 is a cross-sectional view of the door.

FIG. 5 is a perspective view of an upper pin bearing member.

FIG. 6 is an exploded perspective view showing the first embodiment of the pivot hinge.

FIG. 7 is a side view of the pivot hinge.

FIG. 8 is a front view of the pivot hinge.

FIG. 9 is a longitudinal sectional view of a pivot hinge.

FIG. 10 is a perspective view of a lower pin mounting member and a lower pin supporting member.

FIG. 11 is a front view of the lock receiver.

FIG. 12 is a side view of the lock receiver.

FIG. 13 is a perspective view of a cover.

FIG. 14 is a front view showing a second embodiment of the pivot hinge.

FIG. 15 is a sectional view taken along line AA of FIG. 14;

FIG. 16 is a longitudinal sectional view showing a third embodiment of the pivot hinge.

FIG. 17 is a perspective view of a spring.

FIG. 18 is an exploded perspective view showing a fourth embodiment of the pivot hinge.

FIG. 19 is a front view of the pivot hinge.

FIG. 20 is a plan view of a pivot hinge.

FIG. 21 is a side view of a pivot hinge.

FIG. 22 is a front view showing a fifth embodiment of the pivot hinge.

FIG. 23 is a plan view of a pivot hinge.

FIG. 24 is an explanatory diagram of a vertical groove shape.

FIG. 25 is a longitudinal sectional view showing a sixth embodiment of the pivot hinge.

FIG. 26 is a plan view of a pivot hinge.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Upper frame, 2 ... Lower frame, 3 ... Vertical frame, 4 ... Sash frame, 5 ... Upper frame, 6 ... Lower frame, 7 ... Vertical frame, 8 ... Panel, 9 ... Door, 16 ...
Upper pin support member, 24 ... Lower pin mounting member, 27 ... Lower pin, 50 ... Pivot hinge, 51 ... Upper pin, 52
... lower pin support member, 53 ... pin support hole, 60 ... opening,
63 ... cover, 64 ... rod, 70 ... case, 77 ... pin insertion hole, 79 ... operating member, 82 ... spring, 90 ... lock receiver, 103 ... spring, 110 ... pin insertion hole, 11
DESCRIPTION OF SYMBOLS 1 ... Vertical groove, 112 ... Pin case, 113 ... Bearing pin, 1
14 ... compression spring, 121 ... pin insertion hole, 122 ...
Vertical groove, 123: vertical groove for stopper, 125: compression spring, 131: pin insertion hole, 132: pin mounting member, 13
3 ... Spring.

Claims (3)

(57) [Claims] 1. A door in which an upper frame, a lower frame, and a left and right vertical frame are framed, and a door in which an upper frame, a lower frame, and left and right vertical frames are framed and a panel is mounted inside the door frame, is provided on one side of the door. In a door mounting structure of a door in which the upper and lower portions of a vertical frame, the upper frame, and the lower frame are rotatably connected in an out-of-plane direction by upper and lower pins, the upper pin is placed on the upper portion of one of the vertical frames, in the center of the door in the viewing direction. Yo
Can be moved to the position closer to the door opening side and the position closer to the door closing side
And an upper pin support member rotatably supporting the upper pin.
It can be attached to both sides in the longitudinal direction of the upper frame, and at the lower part of the one vertical frame, the door opening side from the center of the door prospect direction
A pair of downward facing distances between the leaning position and the position closer to the door closing side
Pin bearing member having a pair of pin bearing holes that are open at the bottom
The mounting, the bottom pins rotatably fitted to the one pin bearing hole
Attach the lower pin mounting members provided at both ends in the longitudinal direction of the lower frame.
Door mounting structure that can be attached. 2. An upper pin mounted on an upper portion of the one vertical frame, the upper pin being supported by an upper pin support member and an upper pin.
It is vertically movable over a lower position coming off the support member , and is urged to an upper position by an elastic member, and an opening facing the pin portion is formed in an opening side vertical plate and a closing side vertical plate of one of the vertical frames. 2. A door mounting for a door according to claim 1 , wherein a rod for moving the upper pin to a lower position is mounted on the cover closing the opening.
Construction. 3. A case having a pair of holes attached to a vertical frame and opened on the upper surface, which are separated from each other in the vertical direction of the vertical frame, an operation member provided in the case so as to be movable up and down, A pin that is movably supported in the frame-looking direction and fits into the hole; and an elastic member that urges the operating member upward and causes the pin to protrude above the hole. A pivot hinge for mounting a door, characterized in that it can be moved downward until it comes out.