JPH0559859A - Fitting bracket removing device for regulator - Google Patents

Abstract

PURPOSE:To freely open a sash such as a rotary window used as an admission port from the outside in an emergency such as a fire regardless of the regulator of the sash opening angle fitted inside in the emergency. CONSTITUTION:During the normal use, the hook step section 34 of the hook piece 32 of an elastic hook body 30 is hooked on the outdoor side face of a spacer 38, and a fitting bracket 20 is integrally fitted to the indoor side face of the bottom rail 26 of a sash 25. At the time of a fire, when an action body 45 on the outdoor side is pushed, a release piece 44 is coupled with a slant face 33, the hook piece 32 is furled inward, and hooking between the hook step section 34 and the spacer 38 is released. When the sash 25 is rotated under this condition, the furled hook piece 32 is removed from an insertion hole 37, the fitting bracket 20 is removed from the sash 25, and the sash 25 has no relation to a regulator 46.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an adjuster for an opening angle of a shoji, such as a rotating window having a shoji rotatably mounted on a window frame, a window that opens indoors or outdoors like a door, or a vertical sliding window. ..

[0002]

2. Description of the Related Art According to the Building Standards Law, it is obligatory to provide an entrance from outside for fire extinguishing activities in the event of fire on the 3rd floor and above with buildings of 31m or less. For example, when the rotary window 1 in which the shoji 25 is freely rotatable on the vertical shaft 52 is to be used for the window frame 2, as shown in FIG.
It is common to use a rotating window 1 of a type that can be unlocked from the outside by providing a handle 50 interlocking with 1.

By the way, such a rotating window 1 is shown in FIGS.
As shown in FIG. 3, an adjuster 46a for adjusting the opening angle of the shoji 25 is attached to the inside of the room. In the adjuster 46a, an adjusting rod 10 is axially slidably inserted into a stopper 9 that is rotatably provided on a base 7 that is integral with a support plate 4 fixed to the lower frame 3 of the window frame 2, and the tip of the adjusting rod 10 is The mounting bracket 20 is pivotally attached to the mounting bracket 20, and the mounting bracket 20 is integrally fixed to the lower frame 26 of the shoji 25 with screws. The adjusting rod 10 has locking holes 11 and 1 on the lower surface corresponding to the opening angles of the shoji 25, for example, 30 degrees, 45 degrees, and 90 degrees.
2 and 13 are formed, and when the button 14 protruding upward from the stopper 9 is pushed against the force of the spring 15, the locking pin 16 is disengaged from the locking hole 11 and the opening of the shoji 25 is adjusted in this state. The ones that have such a structure are the mainstream. Of course, as shown in Japanese Utility Model Publication No. 54-9549 as an adjuster,
There is also one in which the stopper has a tightening screw and the adjustment rod is tightened and fixed.

[0004]

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention
In the adjuster 46a having the locking pin 16 and the locking pin 16, when the shoji 25 is closed, which locking hole 11 to 1
It is not locked in 3. In this state, when an attempt is made to enter from the outside in the event of a fire, the external handle 50 unlocks the door, and the shoji 25 is opened. Since it engages with the stop hole 11, only a narrow opening A can be obtained. Then, in order to open it further, put the hand through the narrow opening A shown in FIG. 2 and push the button 14 to open the shoji 25 to the 90 degree position, or
Or, it is the actual situation that the glass is broken to operate the adjuster, but such an operation is troublesome at the time of a fire, and it becomes difficult to break the glass when the thickness of the glass increases, and fire extinguishing and rescue activities are difficult. There was a problem that was delayed.

Also, in the case of the adjusting device for tightening the adjusting rod 10, if the adjusting rod 10 is tightened together with the locking of the shoji 25, the shoji 25 must be opened with a large force after unlocking. It was dangerous in high places above the 3rd floor.

[0006]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention provides an opening amount adjuster for a shoji such as a rotating window in which a mounting bracket having one end of an adjusting rod pivotally attached to the shoji frame is attached. A second locking member provided on a mounting bracket that is detachable from the shoji frame, and the mounting bracket is integrated with the shoji frame in a state of being locked with the first locking member.
A pushing member provided with a locking member on a shoji frame, configured so that one of the first and second locking members can be engaged and disengaged with respect to the other, and which releases the locked state of the first and second locking members. Is characterized in that it is installed outside the shoji frame room.

[0007]

[Function] During a fire, when the push member protruding on the outside of the shoji frame is pushed, the locking of the first locking member and the second locking member is released. When opened in the direction, the mounting bracket easily separates from the shoji frame, and the shoji is independent of the adjuster and can be freely opened.

[0008]

EXAMPLE A first example will be described with reference to FIGS. The L-shaped support plate 4 is provided on the lower frame 3 of the window frame 2 of the rotating window 1,
It is fixed with screws 6 together with a backing plate 5 provided on the outdoor side of. A base 7 is fixed to the support plate 4 with screws 8, and a stopper 9 is rotatably supported on the base 7. An adjustment rod 10 having a rectangular cross section is fitted in the stopper 9 so as to be slidable in the axial direction. Since the positioning structure of the adjusting rod 10 has been described in the above-mentioned conventional technique, it is omitted here.

The tip of the adjusting rod 10 is rotatably supported by a mounting bracket 20 having an L-shaped cross section through a pivot pin 21. A rectangular base 31 of the elastic locking body 30 is crimped to the mounting bracket 20 at the center in the vertical direction of FIG. The elastic locking body 30 extends from the base 31 toward the outdoor side,
A pair of first locking members 32, which are opposed to each other in the up-down direction (left-right opening direction of the window) of FIG. 4, are projected, and each locking piece 32 has a slope 33 that expands toward the indoor side. ,
The slope 33 and the base 31 are continuous with each other at the locking step 34.
The elastic locking body 30 is made of a material having a spring property. A pair of guide pins 35 are crimped to the mounting bracket 20 on both sides in the left-right opening direction with the elastic locking body 30 sandwiched in the center.

A spacer 38, which is shown as a second locking member, is integrally fixed in the lower frame 26 to the indoor side piece of the lower frame 26 of the shoji 25 of the rotating window 1 in correspondence with the mounting position of the mounting bracket 20. An insertion hole 37, which is slightly larger than the base portion 31 of the elastic locking body 30, is formed through the spacer 38 and the lower frame 26. Positioning holes 36 into which the guide pins 35 are fitted are formed on both left and right sides of the insertion hole 37. Then, in the mounting bracket 20, the guide pin 35 and the positioning hole 36 and the locking piece 32 and the insertion hole 37 are opposed to each other and pushed in, so that the locking piece 32 is brought into the inner side by the engagement of the slope 33 and the insertion hole 37. After passing through the hollow insertion hole 37, it spreads out, and the locking step portion 34 is formed on the outer surface of the spacer 38 (the insertion hole 3
7), and is horizontally mounted and held on the lower frame 26.

A guide sleeve 40 is fixed to the outdoor side piece of the shoji 25 at a position facing the insertion hole 37 in the indoor and outdoor directions, and a guide hole 41 of the guide sleeve 40 having a rectangular cross section has a shaft of a rectangular cross section of the pushing member 45. The portion 42 is fitted so as to be slidable in the axial direction. A stopper 43 is provided on the shaft portion 42,
The pushing member 45 is prevented from coming off to the outside of the room. Further, when the pushing member 45 is pushed to the indoor side, the shaft portion 42 is engaged with the inclined surface 33 of the locking piece 32 in the locking state so that the locking pieces 32 are inwardly recessed to each other and locked. A pair of release pieces 44 for releasing the engagement between the portion 34 and the spacer 38 are provided.

According to this structure, the mounting bracket 20 is normally provided with the locking step portion 34 of the elastic locking body 30 and the spacer 3.
Since it is integrated with the shoji 25 of the rotating window 1 by being locked with 8, the button 14 of the adjuster 46 is pressed to lock the hole 11.
The opening degree of the shoji 25 is adjusted by changing the engagement between the locking pin 16 and the locking pin 16. Further, at the time of fire, when the pushing member 45 is pushed toward the indoor side, the release piece 44 engages with the slant surface of the locking piece 32, causing the locking pieces 32 to be inwardly recessed, and the locking step portion 3
4 and the spacer 38 are unlocked. In this state, when the door sliding door 25, which is unlocked by the outdoor handle described in the prior art, is opened, the locking piece 32 passes through the insertion hole 37 with the door closed and the mounting bracket 20 separates from the lower frame 25. To do. In this way, the shoji 25 is independent of the adjuster 46, so that it can be freely opened and a wide entrance is obtained. Further, since the pushing member 45 only needs to be pushed, there is no grip on the outside of the room, so the portion protruding outside is small, and the appearance of the rotating window is not spoiled. Although the spacer 38 is the second locking member in this embodiment, the lower frame itself may be the second locking member.

In this embodiment, two opposed locking pieces 32 are provided.
The mounting bracket 20 is removably attached to the lower frame 25 through the rectangular insertion hole 37, but as shown in FIGS. 6 and 7 as a second embodiment, the mounting bracket 20 is located at a position where the circumference is divided into four equal parts forward from the base 31a. The four locking pieces 32a are projected so that each locking piece 3
2a comprises a tapered surface 33a to form an elastic locking body 30A, the insertion hole 37a is circular, and the tapered surface 33a
A pushing member 45a having a circular release hole 44a that engages with a and causes the locking piece 32a to be inwardly shrunk may be provided.

Next, a third embodiment will be described with reference to FIGS. In the lower frame 26, a rectangular hole 50 is formed on the indoor side piece 26a immediately above the lower wall 26b. The L-shaped first locking member 3 integrally attached to the mounting bracket 20 in the rectangular hole 50.
A horizontal portion 32ba of 2b is fitted. A locking hole 51 is formed in the horizontal portion 32ba. The rectangular hole 5
The horizontal portion 32b protruding into the lower frame 26 in correspondence with 0
A fixed bracket 53 having a recess 52 into which a is fitted is fixed on the lower wall 26b of the lower frame 26. An intermediate portion of an L-shaped swing lever 54 is pivotally supported by a pin 55 on the upper surface of the fixed bracket 53, and an arm 56 of the swing lever 53 in the indoor / outdoor direction is bifurcated. A locking pin 3 as a second locking member is provided in the arm 56 by a pin 58 fitted in the long hole 57.
8b are connected. The locking pin 38b is locked to the fitting hole 59 of the fixed bracket 53, the fitting hole 60 of the lower wall 26b, and the locking hole 51 to fix the mounting bracket 20 to the lower frame 26, and the rocking lever 54 and the like. The lock hole 51 is disengaged upward. A spring 61 is interposed between the lower frame 26 and the swing lever 54 so that the locking hole 51 and the locking pin 38b are kept locked. A push member 45b, which prevents the lower frame 26 from slipping out of the outdoor side, is fitted to the outdoor side piece of the lower frame 26 so that the inside of the guide sleeve 40 can be pushed toward the indoor side.

In this structure, when the pushing member 45b is pushed, the swing lever 54 swings in the clockwise direction and the locking pin 38b is pulled out upward to release the locked state with the locking hole 51.
The mounting bracket 20 is attached to the lower frame 26 together with the first locking member 32.
Leave from.

A fourth embodiment will be described with reference to FIGS. In this example, the recess 7 is formed in the lower frame 26 so as to be vertically movable by a bolt 71, and is urged downward via a spring 70.
2 is locked to the convex portion 73 formed on the upper surface of the in-frame protruding piece 32c serving as the first locking member integrally provided with the mounting bracket 20, and the mounting bracket 20 is integrated with the lower frame 26, and the pushing member 45c is When pushed toward the indoor side, it engages with the inclined hole 74 provided in the upper portion of the biasing block 38c and pushes up the biasing block 38c upward, thereby releasing the locked state of the concave portion 72 and the convex portion 73.

Further, a fifth embodiment will be described with reference to FIGS. A mounting base 38d serving as a second locking member is screwed to the inner side of the lower frame 26. A positioning hole 36 is formed in the mounting base 38d toward the indoor side, and the positioning pin 3 integrated with the mounting bracket 20 is provided in the positioning hole 36.
5 is fitted. Positioning hole 36 and positioning pin 35
A compression spring 80 is interposed between them. Positioning hole 36
An insertion hole 37d is bored in the middle of the hole, and the insertion hole 37d is provided with engagement and disengagement grooves 37e above and below the circular hole.

A positioning pin 35 is attached to the mounting bracket 20.
A connecting member 81 is caulked in the middle of the so as to face the insertion hole 37d, and a step portion 81a formed at the outdoor side end thereof is
The hooking groove 8 of the rotation locking member 32d shown as the first locking member
It is rotatably fitted in 2. A locking piece 83 is provided on the rotary locking member 32d so as to project at a position opposed to the radial direction.
These locking pieces 83 are arranged so that when the rotary locking member 32d rotates and faces the unlocking groove 37e in the indoor / outdoor direction, the locking pieces 83 come out from the unlocking groove 37e toward the indoor side. 83 presses the outer edge of the insertion hole 37d by the spring force of the compression spring 80 to maintain the horizontal position shown in FIG. 15, and the mounting plate 20 is integrated with the lower frame 26 via the mounting base 38d. ing.

A rotation hooking hole 84 is formed in the center of the outdoor side of the rotation locking member 32d, and the hooking groove 8 is formed in the rotation hooking hole 84.
5 is formed. The rotation hooking hole 84 has a hooking piece 87.
The hooking body 86 having the above is fitted so as to be slidable in the axial direction.
At the center of the hook body 86, a key groove 88 is formed on the outdoor side piece of the lower frame 26.
A screw 90 protrudingly provided on the indoor side of the pressing member 45d, which is prevented from rotating by the guide pin 89, is screwed. This screw 90
Is set to have a large lead angle for rotating the hooking body 86 by the axial force. When the pushing member 45d is fully pushed inward from the position shown in FIG. 13, the hooking body 86 is rotated 90 degrees. It has become.

In this configuration, during normal use, the rotation locking member 32d is pressed against the outdoor side edge of the insertion hole 37d of the mounting base 38d by the spring force of the compression spring 80 so that the mounting bracket 20 is integrated with the lower frame 26. In the event of a fire, when the pushing member 45d is pushed toward the indoor side, the hook 86 is rotated 90 degrees via the screw 90. As a result, the hooking piece 87 rotates the rotation locking member 32d by 90 degrees, and the locking piece 83 located at the solid line position in FIG. 15 faces the unlocking groove 37e. 32d is pulled out to the inside from the insertion hole 37d, and the mounting bracket 20 is detached from the lower frame 26.

[0021]

As described above, according to the apparatus of the present invention, normally, the first locking member of the mounting bracket and the second locking member of the shoji frame are engaged with each other so that the mounting bracket is integrated with the shoji. Therefore, the opening amount of the shoji can be adjusted without any change from the conventional one. Then, in the event of a fire or the like, by pushing the pushing member on the outside of the room to release the locking of the first and second locking members, the mounting bracket can be disengaged from the shoji frame, and the shoji functions as an adjuster. It can be opened freely regardless of whether or not you have a large entrance. Moreover, since the first and second locking members are unlocked by the pushing member, the pushing member does not need a handle for grasping by hand, and the appearance of the rotating window or the like is not damaged.

[Brief description of drawings]

FIG. 1 is a front view of a rotating window.

FIG. 2 is a plan view showing a state in which a rotating window is opened.

FIG. 3 is a view showing a positioning mechanism of an adjuster.

FIG. 4 is a plan view of a main part of the first embodiment.

5 is a sectional view taken along line VV of FIG.

FIG. 6 is a second embodiment.

FIG. 7 is a front view of FIG.

FIG. 8 is a third embodiment.

9 is a cross-sectional view of FIG.

FIG. 10 is a fourth example.

11 is a sectional view taken along line XI-XI of FIG.

FIG. 12 is a fifth embodiment.

13 is a cross-sectional view of FIG.

14 is a sectional view taken along line XIV-XIV in FIG.

15 is a sectional view taken along line XV-XV in FIG.

[Explanation of symbols]

1 rotating window, 10 adjusting rod, 20 mounting bracket, 30 elastic locking body, 32 locking piece, 37 insertion hole, 38 spacer, 45 elastic body

Claims (1)

[Claims] 1. An opening amount adjuster for a shoji, such as a rotating window, in which a mounting bracket having one end of an adjusting rod pivotally attached to the shoji frame is attached, and a first locking member is provided on the mounting bracket which is detachable from the shoji frame. A second locking member that is provided with the mounting bracket integrated with the shoji frame in a state of being locked with the first locking member is provided on the shoji frame, and one of the first and second locking members with respect to the other. A mounting bracket removing device for an adjuster, comprising a push member that is configured to be engageable and disengageable, and that has a pushing member that releases the locked state of the first and second locking members and that projects outside the shoji frame chamber.