JP6944217B1 - Small opening device for sliding windows - Google Patents

Abstract

PROBLEM TO BE SOLVED: To release a position regulation of an outer sliding door whose position is restricted to a small opening position in response to any situation. SOLUTION: A holder 5 provided in the middle of a door frame 4a of an outer sliding door 4 in a door moving direction, and a stopper member 6 which can move in and out in the indoor direction and can come into contact with an inner sliding door 3 by projecting a tip. And a sliding body 7 that moves the stopper member 6 back and forth by sliding along the door moving direction, and a rotating tool that can slide the sliding body 7 by rotating and at the end on the indoor side. It includes a rotating body 8 having a tool engaging portion 8a to be engaged with, and an operating member 9 for rotating the rotating body 8 from the outdoor side. An auxiliary operating member 12 that protrudes from the sliding body 7 and allows the sliding body 7 to be slid from the indoor side, and an auxiliary operating member that is arranged on the indoor side of the holder 5 so as to cover the auxiliary operating member 12. It has a blindfold member 13 that can be forcibly removed to expose the 12. [Selection diagram] Fig. 1

Description

The present invention relates to a small opening device for a sliding window attached to an outdoor opening of a building.

In buildings such as hotels, sliding windows are installed in the outdoor openings for daylighting and ventilation. This sliding window has two sliding doors inside and outside, a closing lock for crime prevention such as a crescent lock that prevents the sliding door from moving when the window is fully closed, and a sliding door that opens a small opening to further A small opening device (opening restriction device) for ventilation is provided to restrict the movement of the door.
As a conventional technique of this small opening device (opening limiting device), the shoji opening limiting device of the barrier-free sash described in Patent Document 1 has a lower frame upper surface formed substantially flat, and has a thin strip shape on the lower frame upper surface. A slide groove is provided, and a hanging piece hung from the lower sash of the shoji is fitted into the slide groove, and the upper surface of the lower frame has a flat sash structure on the upper surface of the lower frame on which the shoji slides, and a stopper receiver that limits the opening range of the shoji is provided. , The upper side of the upper surface of the lower frame having a double structure is cut out to form a mounting recess, and the stopper member that engages with the stopper receiver is placed inside the shoji lower stile by its own weight, and the tip of this stopper member is lowered. An operation knob for disengaging the stopper receiver and the stopper member is provided on the outdoor side so as to slide and rotate on the upper surface of the frame, and a key hole for disengaging the disengagement by key operation is provided from the indoor side. (Claim 3).

Japanese Patent No. 3537430

In the above-mentioned prior art, a firefighter can disengage the stopper member in the event of a fire or the like by operating the operation knob from the outdoor side, and the key is inserted into the key hole from the indoor side for operation. As a result, the administrator can disengage the stopper member during cleaning and maintenance.
The small opening device has the role of opening the window to the small opening for ventilation and the role of preventing escape for unethical purposes, and restricts the movement of the sliding door for the purpose of preventing escape. From this point of view, a lock mechanism having a key and a keyway is required. However, it is conceivable that an unintentional fire situation may occur indoors, and in such a case, it may be necessary to release the stopper member even if there is no key. It has become difficult to deal with.

An object of the present invention is to provide a small opening device for a sliding window capable of solving such a problem of the prior art.
An object of the present invention is to provide a sliding window small opening device capable of releasing the position regulation of an inner / outer sliding door whose position is restricted to a small opening position in response to any situation.

A specific means for solving the problem in the present invention is a small sliding window that regulates the movement of the outer sliding door 4 in the opening expansion direction when the outer sliding door 4 is moved to the small opening position A with respect to the inner sliding door 3. It is an opening device, and is provided by a holder 5 provided in the middle of the door frame 4a of the outer sliding door 4 in the door moving direction, and by being arranged in the holder 5 and being able to move in and out in the indoor direction and having the tip protruding. A stopper member 6 that can come into contact with the inner sliding door 3, a sliding body 7 that is arranged in the holder 5 and slides along the door moving direction to move the stopper member 6 back and forth, and inside the holder 5. A rotating body 8 that is arranged and can slide the sliding body 7 by rotating and has a tool engaging portion 8a that engages a rotating tool at an end portion on the indoor side, and the rotating body 8 are chambered. An auxiliary operating member 12 which is provided with an operating member 9 which is rotated and operated from the outside, and which protrudes from the sliding body 7 and can slide the sliding body 7 from the indoor side, and an auxiliary operating member 12 to cover the auxiliary operating member 12. It is characterized by having a blinding member 13 which is arranged on the indoor side of the holder 5 and which can be broken by hand to expose the auxiliary operating member 12.

According to the present invention, the small opening device of the sliding window that regulates the movement of the outer sliding door 4 in the opening expansion direction can be released from the indoor side in two forms.
That is, the rotating body 8 that slides the sliding body 7 that moves the stopper member 6 back and forth can be rotated by the operating member 9 from the outdoor side, and from the indoor side to the end portion of the rotating body 8 on the indoor side. Rotational operation is possible by engaging the rotating tool with the formed tool engaging portion 8a, and the blindfold member 13 is forcibly removed on the rotating tool, and the auxiliary operating member 12 is operated from the indoor side to slide. Since the rotating body 8 can be rotated by sliding the moving body 7, the position of the outer sliding door 4 whose position is restricted to the small opening position A can be released in response to any situation.

It is sectional drawing which shows the embodiment of this invention. It is the same plan view. It is the same exploded view. It is explanatory drawing which shows the relationship between a rotating body and a frame member. It is a front view of the indoor side plate. FIG. 3 is a cross-sectional view taken along line XX of FIG. It is a front view seen from the indoor side of a sliding window to which a small opening device was applied. FIG. 7 is a cross-sectional view taken along the line YY of FIG. FIG. 7 is a cross-sectional view taken along the line ZZ of FIG.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
In FIGS. 7 to 9, a sliding window 40 attached to an outdoor opening of a building such as a hotel is illustrated.
The sliding window 40 rolls to a sash frame 41 having two inner and outer rails 41a and 41b at the upper and lower portions, an inner sliding door 3 having a lower door wheel 42a that rolls to the inner and lower rails 41a, and an outer lower rail 41b. When the outer sliding door 4 having the lower door wheel 42b is engaged with the end of the outer sliding door 4 which is basically attached to the end of the inner sliding door 3 and is closed, and the window is fully closed, the sliding door It is provided with a security closing lock 43 such as a crescent lock that prevents movement, and a small opening device 1 that opens a small opening of a window to restrict further movement of the outer sliding door 4 (or inner sliding door 3).

In the small opening device 1, when the stopper member 6 normally protrudes toward the room and the outer sliding door 4 is moved to the small opening position A (the position shown by the virtual line in FIG. 7) with respect to the inner sliding door 3. It comes into contact with the contact 44 provided on the inner sliding door 3 to regulate the movement of the outer sliding door 4 in the opening expansion direction.
The opening and closing of the inner sliding door 3 and the outer sliding door 4 are relative to each other, and it can be said that the inner sliding door 3 is moved to the small opening position A or the full opening position with respect to the outer sliding door 4. Further, the closing lock 43 has a structure that can be locked and unlocked from the indoor side and can be unlocked by a firefighter from the outdoor side.

In FIGS. 1 to 9, the small opening device 1 includes a holder 5 provided in the outer sliding door 4, a stopper member 6 arranged in the holder 5, a sliding body 7 for moving the stopper member 6 back and forth, and the sliding body. A rotating body 8 that slides the sliding body 7, a tool engaging portion 8a and an operating member 9 for rotating the rotating body 8, an auxiliary operating member 12 that can slide the sliding body 7, and the auxiliary. It includes a blindfold member 13 that hides the operation member 12.

The inner sliding door 3 and the outer sliding door 4 are configured by fitting glass 3b and 4b into the quadrangular door frames 3a and 4a, and the holder 5 is located in the lower part of the door frame 4a of the outer sliding door 4 in the middle of the door moving direction. Is placed and screwed.
In FIGS. 1 to 5, the holder 5 is screwed to the substantially rectangular holder body 5A, the indoor side plate 5B fixed to the indoor side of the holder body 5A by welding, and the outdoor side of the holder body 5A. It also has a back plate 5C, and the indoor side plate 5B is fixed to the front surface of the door frame 4a via screws.

A through hole 16 penetrating the holder body 5A, the indoor side plate 5B, and the back plate 5C is formed, and a solid rod-shaped (pin-shaped) stopper member 6 is inserted into the through hole 16 so as to be movable in the axial direction. When the stopper member 6 projects in the indoor direction, the protruding tip abuts on the contact 44 attached to the inner sliding door 3 to limit the movement of the outer sliding door 4 to the full opening position and hold it at the small opening position A. It will be.

An operation pin 21 is penetrated in the diameter direction on the base side of the stopper member 6, and a guide groove 22 for inserting the operation pin 21 and guiding the operation pin 21 in the indoor / outdoor direction is formed in the holder body 5A. The operation pin 21 is engaged with the sliding body 7, and the stopper member 6 is moved in the indoor / outdoor direction by the movement of the sliding body 7.
A rotating hole 24 adjacent to the through hole 16 and parallel to the axial center is formed in the holder main body 5A, and the rotating body 8 is rotatably inserted around the axial center in the rotating hole 24. An exposed hole 17 concentric with the rotating hole 24 is formed in the indoor side plate 5B, a small diameter portion of the indoor side end portion of the rotating body 8 is arranged, and the end surface thereof is exposed to the indoor side.

A screw member 25 is concentrically screwed to the indoor end of the rotating body 8, and a tool engaging portion 8a for engaging the rotating tool is formed on the head of the screw member 25. The tool engaging portion 8a may be an engaging recess in which a general rotating tool such as a Phillips screwdriver or a minus driver is engaged, but a specially shaped engaging recess in which a special tool acting as a key is engaged ( It may be a key hole), and it is sufficient that the rotating body 8 can be rotated by engaging the rotating tool with the tool engaging portion 8a and rotating the tool.

In FIGS. 1 to 4, the outdoor end of the rotating body 8 is provided with a drive pin 26 projecting radially from the outer peripheral surface and an eccentric pin 27 projecting outward along the axis from the end surface. There is.
The drive pin 26 is engaged with the sliding body 7, and slides and moves the sliding body 7 by rotating around the axis of the rotating body 8.
The eccentric pin 27 is engaged with an interlocking member 29 provided on the interlocking piece 28. The interlocking piece 28 is arranged in the rotation hole 24 and is prevented from coming off by the back plate 5C, and a square hole 28a into which the square shaft 30 connected to the operation member 9 is inserted is formed.

The operating member 9 is fitted and fixed to the base of the square shaft 30. The square shaft 30 is rotatably supported by a handle receiver 31 fixed to the lower part of the door frame 4a of the outer sliding door 4, and the tip thereof is inserted into the interlocking piece 28.
The interlocking member 29 is formed by fitting and fixing a square bar intersecting the axis to the end surface of the interlocking piece 28, and engages with the eccentric pin 27 regardless of whether the interlocking piece 28 is rotated in the forward or reverse direction. The rotation of the interlocking top 28 by approximately 90 degrees can be transmitted to the rotating body 8, or the rotation of the rotating body 8 can be transmitted to the operating member 9.

The operating member 9 is arranged on the outdoor side of the outer sliding door 4, and the operating force thereof is transmitted to the interlocking piece 28 via the square shaft 30, and the interlocking piece 29 rotates with the interlocking member 29 and the eccentric pin 27. It is converted into the rotation of the rotating body 8 through.
The rotation of the interlocking top 28 by approximately 90 degrees is achieved by rotating the operating member 9 by approximately 180 degrees, but the operating member 9 is configured to be rotated by approximately 90 degrees. You can also.

In FIGS. It has a sliding plate 7a arranged on the side and a sliding block 7b mounted on one side lower surface of the sliding plate 7a.
The sliding plate 7a is formed with an engaging hole 33 that engages with the drive pin 26 of the rotating body 8 and an S-shaped cam groove 23 that engages with the operating pin 21 of the stopper member 6. The middle portion of the cam groove 23 is an inclined groove of approximately 30 to 60 degrees with respect to the door moving direction.

The sliding plate 7a slides through the engagement between the drive pin 26 and the engaging hole 33 due to the rotation of the rotating body 8, and the cam groove 23 slides the operating pin 21 in the sliding direction due to the sliding of the sliding plate 7a. The stopper member 6 moves back and forth by moving the operation pin 21 in a direction orthogonal to the above, that is, guided by the guide groove 22 and driven in the indoor and outdoor directions.
The sliding plate 7a is formed of a metal plate such as an iron plate, and has a front plate 7c bent downward on one side. The moving block 7b is fixed.

The sliding block 7b is slidably arranged in the sliding space 36 of the holder body 5A, has a hollow portion 37 inside, and the base portion 12a of the auxiliary operating member 12 and the auxiliary operation in the hollow portion 37. An urging member 14 (spring) that urges the member 12 in the protruding direction is arranged. The auxiliary operating member 12 is prevented from coming off by the front plate 7c.
In FIGS. 1 to 5, the tip 12b of the auxiliary operating member 12 penetrates the holder body 5A and projects into the insertion hole 18 formed in the indoor side plate 5B. The insertion hole 18 allows and guides the movement of the auxiliary operating member 12, and a recess 38 slightly larger than the insertion hole 18 is formed on the surface of the indoor side plate 5B on the front side of the insertion hole 18. There is.

The recess 38 is a recess for projecting the tip 12b of the auxiliary operating member 12 to enable pinching of fingers and for arranging the blindfold member 13.
The blindfold member 13 is formed of a transparent or opaque synthetic resin or other breakable material in a flat plate shape, and is attached to the surface of the indoor side plate 5B via a screw 39 to be a member that can be forcibly eliminated. There is. The blindfold member 13 may have a structure that engages with the indoor side plate 5B instead of being fixed by the screw 39, and may be a member or mounting structure that can be consciously destroyed manually without using a rotating tool. Just do it.

By arranging the blindfold member 13 in the recess 37, the auxiliary operation member 12 is retracted against the urging member 14, and it is impossible to pinch and operate the auxiliary operation member 12 without forcibly removing it. .. When the blindfold member 13 is forcibly removed, the auxiliary operation member 12 protrudes from the insertion hole 18 by the urging member 14.
The operation of picking and moving the auxiliary operation member 12 means that the sliding block 7b and the sliding plate 7a are integrally moved, the stopper member 6 is moved via the operation pin 21, and the rotating body is moved via the drive pin 26. 8. Rotate the tool engaging portion 8a and the operating member 9, respectively.

In the normal fully closed state, the sliding window 40 is in a closed position where the inner sliding door 3 and the outer sliding door 4 are in contact with the sash frame 41, the closing lock 43 is locked, and the small opening device 1 has the stopper member 6 on the indoor side. The operating member 9 is in a substantially horizontal standby posture in the protruding small opening setting state.
When the closing lock 43 is unlocked from the fully closed state, the outer sliding door 4 (or the inner sliding door 3 may be used) can be opened, and when one of them is opened and moved, the stopper member 6 of the small opening device 1 moves to the inner sliding door 3. The sliding window 40 is a small opening capable of ventilating, in contact with the hit 44 provided in the above, restricting the movement of the outer sliding door 4 in the opening expansion direction, and holding the outer sliding door 4 at the small opening position A. Become in a state.

Under the condition that the closing lock 43 is unlocked, when it is desired to make the sliding window 40 fully open from the fully closed state or the small opening state, for example, in the event of a fire, a firefighter can open the small opening device from the outside. When it is desired to release 1, the operating member 9 is rotated by approximately 180 degrees or 90 degrees from the standby posture.
Due to the rotation of the operating member 9, the interlocking piece 28 rotates via the square shaft 30, and the rotating body 8 rotates approximately 90 degrees via the interlocking member 29 and the eccentric pin 27, and the drive pin of the rotating body 8 is rotated. The movement of the 26 is converted into the movement of the sliding body 7, in which the cam groove 23 drives the operation pin 21 in the outdoor direction, retracts the stopper member 6 from the indoor protruding position, and contacts the hit 44 to make a small opening. The movement restriction of the side sliding door 4 at the position A is lifted.

For example, when the building manager wants to release the small opening device 1 from the indoor side for cleaning / maintenance, the rotating tool is engaged with the tool engaging portion 8a to directly disengage the rotating body 8 by about 90. Rotate the degree.
The rotation of the rotating body 8 by approximately 90 degrees is converted into the movement of the sliding body 7 in the same manner as when the operating member 9 is operated, the stopper member 6 is retracted from the indoor protruding position, and the movement of the outer sliding door 4 is restricted. To eliminate.

For example, if a fire or other unwilling emergency occurs in the room and the indoor person wants to release the small opening device 1 from the indoor side, the blindfold member 13 is destroyed and the auxiliary operating member 12 is moved from the holder 5 to the indoor side. The auxiliary operating member 12 is picked up and moved, and the sliding body 7 is directly slid, the cam groove 23 drives the operation pin 21 in the outdoor direction, and the stopper member 6 is retracted from the indoor protruding position. , The movement restriction of the outer sliding door 4 is lifted.

If a new blindfold member 13 is attached to the holder 5 after the blindfold member 13 is destroyed, the auxiliary operation member 12 can be covered again.
Since the auxiliary operating member 12 is covered by the blindfold member 13, it becomes a psychological resistance to a person who tries to escape for an unethical purpose, and acts to calm an impure feeling.

The small opening device 1 of the above-described embodiment has a holder 5 provided in the middle of the door frame 4a of the outer sliding door 4 in the door moving direction, and a tip that is arranged in the holder 5 and can move in and out in the indoor direction. A stopper member 6 that can come into contact with the inner sliding door 3 by projecting, and a sliding body 7 that is arranged in the holder 5 and slides along the door moving direction to move the stopper member 6 back and forth. A rotating body 8 which is arranged in the holder 5 and is slidable by rotating and has a tool engaging portion 8a for engaging a rotating tool at an end portion on the indoor side, and a rotating body 8 thereof. An auxiliary operating member 12 that includes an operating member 9 that rotates the rotating body 8 from the outdoor side, and that projects from the sliding body 7 and allows the sliding body 7 to be slid from the indoor side, and the auxiliary operating member. Since it has a blinding member 13 that is arranged on the indoor side of the holder 5 to cover the 12 and can be forcibly removed to expose the auxiliary operating member 12, the blinding member 13 is forced even without a rotating tool. By eliminating the auxiliary operating member 12, the stopper member 6 can be retracted by sliding the auxiliary operating member 12, and the small opening position restriction of the outer sliding door 4 can be released. Further, the stopper member 6, the sliding body 7, the rotating body 8, the auxiliary operating member 12, and the like can be compactly incorporated in one holder 5.

Further, since the auxiliary operation member 12 is arranged so as to be retractable in the sliding body 7 and is urged in the protruding direction by the urging member 14, when the blindfold member 13 is forcibly removed, the auxiliary operation member 12 becomes a chamber. It protrudes inward, and the sliding operation of the sliding body 7 from the indoor side can be easily performed.
Further, the holder 5 is arranged on the indoor side of the holder body 5A that supports the stopper member 6, the sliding body 7, and the rotating body 8 and the holder body 5A, and the stopper member through hole 16 and the rotating body 8 are provided. It has an indoor side plate 5B formed with an exposed hole 17 for a tool engaging portion and an insertion hole 18 for an auxiliary operating member, and the blindfold member 13 is made of a plate material that can be broken by hand to insert the indoor side plate 5B. Since it is provided at a position that closes the hole 18, the blindfold member 13 can be easily and inexpensively formed and can be easily attached.

Furthermore, an operation pin 21 is provided on the base side of the stopper member 6, a guide groove 22 for guiding the operation pin 21 to move linearly in the indoor and outdoor directions is formed in the holder 5, and the sliding body 7 is formed with a guide groove 22. Since the cam groove 23 that converts the movement of the sliding body 7 in the door moving direction into the movement of the operation pin 21 in the indoor / outdoor direction is formed, the movement of the sliding body 7 in the door moving direction is in the indoor / outdoor direction of the stopper member 6. It can be easily and surely converted into movement.

The present invention is not limited to the above embodiment, and the shape, configuration, combination, and the like of the members can be changed.
For example, if the auxiliary operating member 12 is fixed to the sliding block 7b, the insertion hole 18 formed in the indoor side plate 5B is sized to accommodate a fingertip, and the blindfold member 13 is destroyed and eliminated, the auxiliary operating member 12 is directed toward the room. It may be configured so that it can be picked up by fingers and slid in the door moving direction without protruding and moving.

Further, the screw member 25 may be omitted, and the tool engaging portion 8a may be directly engraved on the indoor end portion of the rotating body 8.

1 Small opening device 3 Inner sliding door 4 Outer sliding door 4a Door frame 5 Holder 5A Holder body 5B Indoor side plate 6 Stopper member 7 Sliding body 8 Rotating body 8a Tool engaging part 9 Operating member 12 Auxiliary operating member 13 Blindfolding member 14 Biasing member 16 Through hole 17 Exposed hole 18 Insertion hole 21 Operation pin 22 Guide groove 23 Cam groove

Claims (4)

A small opening device for a sliding window that regulates the movement of the outer sliding door (4) in the opening expansion direction when the outer sliding door (4) is moved to the small opening position (A) with respect to the inner sliding door (3). ,
A holder (5) provided in the middle of the door frame (4a) of the outer sliding door (4) in the door moving direction, and a holder (5) arranged in the holder (5) so that it can move in and out in the indoor direction and the tip protrudes. As a result, the stopper member (6) that can come into contact with the inner sliding door (3) and the stopper member (6) that is arranged in the holder (5) and slides along the door moving direction are moved back and forth. A tool clerk who is arranged in the sliding body (7) and the holder (5) and can slide the sliding body (7) by rotating and engages a rotating tool with an end portion on the indoor side. A rotating body (8) having a joint portion (8a) and an operating member (9) for rotating the rotating body (8) from the outdoor side are provided.
An auxiliary operating member (12) that protrudes from the sliding body (7) and allows the sliding body (7) to be slid from the indoor side, and a chamber of the holder (5) to cover the auxiliary operating member (12). A small opening device for a sliding window, which is arranged inside and has a blindfold member (13) that can be broken by hand to expose the auxiliary operation member (12). The first aspect of the present invention, wherein the auxiliary operating member (12) is arranged so as to be retractable in the sliding body (7) and is urged in the protruding direction by the urging member (14). Small opening device for sliding windows. The holder (5) is arranged on the indoor side of the holder body (5A) that supports the stopper member (6), the sliding body (7), and the rotating body (8), and the stopper. It has a through hole (16) for a member, an exposed hole (17) for a tool engaging portion of a rotating body (8), and an indoor side plate (5B) having an insertion hole (18) for an auxiliary operating member.
The first or second aspect of the present invention, wherein the blindfold member (13) is made of a plate material that can be broken by hand and is provided at a position that closes an insertion hole (18) of the indoor side plate (5B). Small opening device for sliding windows. An operation pin (21) is provided on the base side of the stopper member (6), and a guide groove (22) for guiding the operation pin (21) in a linear movement in the indoor / outdoor direction is formed in the holder (5). A cam groove (23) is formed in the sliding body (7) to convert the movement of the sliding body (7) in the door moving direction into the movement of the operating pin (21) in the indoor / outdoor direction. The small opening device for a sliding window according to any one of claims 1 to 3.

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