JP6230221B2 - Opening device - Google Patents

Description

  The present invention relates to an opening device in which a shoji can be opened and closed in a frame provided in a building opening, and more particularly to an opening device in which a damper is provided in a space where the frame and the shoji face each other.

  2. Description of the Related Art Some opening devices in which a shoji can be opened and closed in a frame provided in a building opening are provided with a damper that slows the opening and closing speed of the shoji. For example, in a smoke exhaust window that can be tilted to the outside of the room by a spring output of a damper or a gas, when the restraint state of the frame of the shoji is released, the upper side of the shoji is centered on the lower side of the shoji. Although it opens so that it may incline toward, resistance to the force which the damper fixed to the frame and the shoji respectively opens can be generated, and the opening speed of the shoji can be slowed.

  The arrangement of the damper provided between the frame and the shoji can be arranged in the case of the exposed type that is fixed to the inside surface of the frame and the shoji, and the inner periphery of the frame that is placed in the space between the frame and the shoji. There are cases of concealment type fixed to the outer surface of the screen and the shoji. By adopting the concealing type, the damper can be prevented from being exposed to the indoor side, so that the design can be improved. As an opening part apparatus which employ | adopted such a concealment type | mold, there exists a thing as listed in patent document 1, for example.

Japanese Utility Model Publication No. 4-48343

  The damper includes a piston and a cylinder in order to generate resistance against opening of the shoji, and the cylinder is filled with oil or high-pressure gas and oil. When a fire broke out and the opening device was exposed to high temperature, the pressure in the cylinder increased, and the oil inside leaked out from the gap between the dampers, which could ignite the leaked oil.

  This invention is made | formed in view of the said subject, and it aims at providing the opening part apparatus which can suppress the momentum of the fluid which ejects from a damper at the time of a fire outbreak.

In order to solve the above-mentioned problems, an opening device according to the invention of claim 1 has a casing formed by combining a horizontal gutter and a vertical gutter in a frame that is a frame made of a horizontal frame and a vertical frame. In the opening device in which the shoji that can be opened and closed is provided , a damper including a fluid for assisting in opening and closing the shoji is provided between the vertical frame and the vertical fence, and a heating foam material. It is provided at a position facing the end portion of the damper in the longitudinal direction, or the foamed heating foam material is disposed at a position facing the end portion of the damper in the longitudinal direction. It is configured as.

  According to the first aspect of the present invention, when a fire occurs, the heated foam material in the vicinity of the damper foams and fills the space between the inner peripheral surface of the vertical frame and the outer peripheral surface of the vertical rod. The fluid ejected from the end portion can be received by the heating foam material, and the momentum of the fluid can be suppressed.

  In the opening device according to a second aspect of the present invention, the vertical frame or the vertical gutter is provided with a receiving portion at a position facing the end of the damper, and the heating foam is disposed in the receiving portion. It is configured as a feature.

  According to the invention which concerns on Claim 2, the fluid which ejects from the edge part of a damper with a receiving part with a heating foam material can be received with a heating foam material.

  Furthermore, the opening device according to the invention of claim 3 is characterized in that the receiving portion is provided with a facing surface portion facing the end portion of the damper and extending in a direction along the longitudinal direction of the damper. ing.

  According to the invention which concerns on Claim 3, the area | region where a heating foaming material foams is restrict | limited, the density of the foaming heating foaming material can be made high, and the fluid which ejects from a damper lower end part can be received reliably. .

  Furthermore, the opening device according to the invention of claim 4 is provided with a fixing portion fixed to the downboard at the end portion of the damper, and the fixing portion and the receiving portion are integrally formed. It is configured to be formed.

  According to the invention which concerns on Claim 4, it is not necessary to provide another component for a receiving part, and can reduce a number of components.

  And the opening part apparatus which concerns on invention of Claim 5 is comprised by the said receiving part being provided with the standing wall part which stands | starts up from a surrounding part.

  According to the invention which concerns on Claim 5, it can dam so that the fluid adhering to a receiving part may not flow outside.

According to a sixth aspect of the present invention, there is provided an opening device that can freely open and close a shoji having a frame formed by assembling a horizontal frame and a vertical frame in a frame formed of a horizontal frame and a vertical frame. in the opening device housed in, between the vertical frame and stiles, and a damper comprising a fluid for opening and closing the auxiliary of the shoji, facing in the longitudinal direction against the end portion of at least the damper, the damper in the event of a fire And a receiving portion provided at a position for receiving the fluid ejected from.

  According to the invention which concerns on Claim 6, when a fire generate | occur | produces, it can receive in the receiving part the fluid which ejects from the edge part of a damper, and can suppress the momentum of the fluid.

  According to the opening device according to the present invention, it is possible to suppress the momentum of the fluid ejected from the end portion of the damper, and it is possible to improve the fire prevention performance.

It is a front view of the opening part apparatus in this embodiment. It is a longitudinal cross-sectional view of an opening part apparatus. It is a cross-sectional view of an opening device. It is the longitudinal cross-sectional view of an opening part apparatus, Comprising: It is the figure showing the structure between a vertical frame and a vertical gutter. It is a perspective view of the vertical frame in the lower end part vicinity of a damper. It is a perspective view of the lower end part vicinity of a damper in the state at the time of fire outbreak. It is a perspective view of the vertical frame in the lower end part vicinity of the damper of a 2nd form. It is a lower end part vicinity perspective view of the damper of the 2nd form in the state at the time of fire outbreak. It is a perspective view of the vertical frame in the lower end part vicinity of the damper of a 3rd form. It is a lower end part vicinity perspective view of the damper of the 3rd form in the state at the time of fire outbreak. It is a perspective view of the vertical frame in the lower end part vicinity of the damper of a 4th form.

  Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 shows a front view of the opening device in the present embodiment. As shown in this figure, the opening device of the present embodiment is capable of freely opening and closing the shoji 2 in a frame body 1 formed by frame- ing an upper frame 10, a lower frame 11, and left and right vertical frames 12, 12. It is something that you will pay. This opening device is configured as an open window whose upper side is tiltable toward the outdoor side with the lower side of the shoji 2 as the center.

  FIG. 2 is a longitudinal sectional view of the opening device, and FIG. 3 is a transverse sectional view of the opening device. The shoji 2 is configured by housing a panel body 4 made of a glass plate in a casing 3 formed by assembling an upper casing 20 and a lower casing 21 and left and right vertical casings 22 and 22 into a square shape.

  The upper frame 10, the lower frame 11, and the vertical frame 12 are each provided with an airtight material 13 along the longitudinal direction, and the airtight material 13 is in contact with the indoor side surface of the shoji 2 so that the frame 1 Airtightness between the shoji 2 is ensured.

  An opening / closing mechanism 5 is provided between the inner peripheral surface 10a of the upper frame 10 and the outer peripheral surface 20a of the upper collar 20, and the frame 1 supports the shoji 2 so that it can be opened and closed. In the opening / closing mechanism 5, the shoji 2 is supported from the frame body 1 side by a wire through a resin pulley. On the other hand, a hinge portion 6 is provided between the inner peripheral surface 11a of the lower frame 11 and the outer peripheral surface 21a of the lower collar 21, so that the shoji 2 can be tilted with respect to the frame 1 around the lower side. I have to.

  FIG. 4 is a vertical sectional view of the opening device, and also shows a configuration between the vertical frame 12 and the vertical rod 22. As shown in FIGS. 3 and 4, the damper 7 is provided in the space between the inner peripheral surface 12 a of the vertical frame 12 and the outer peripheral surface 22 a of the vertical rod 22. The damper 7 is fixed to the vertical frame 12 and the vertical rod 22 respectively, and has a function of assisting opening and closing that generates resistance when the shoji 2 is opened and slows down the opening speed of the shoji 2.

  The damper 7 has a lower end fixing surface portion 30 that abuts and is fixed to the inner peripheral surface 12a of the vertical frame 12 at the lower end portion, and an upper end that is abutted and fixed to the outer peripheral surface 22a of the vertical rod 22 at the upper end portion. A fixed surface portion 34 is provided. Between the lower end fixing surface portion 30 and the upper end fixing surface portion 34, an elongated cylindrical main body portion 32 is provided. The main body 32 has a cylinder filled with a flammable fluid, for example, oil, and a piston disposed in the cylinder. The main body 32 is variable in angle with respect to the lower end fixing surface portion 30 and the upper end fixing surface portion 34, and the angle with respect to the lower end fixing surface portion 30 and the upper end fixing surface portion 34 is changed as the shoji 2 is opened and closed. It can expand and contract while changing.

  FIG. 5 is a perspective view of the vertical frame 12 in the vicinity of the lower end portion of the damper 7. The vertical frame 12 has an inner peripheral surface 12a that faces the peripheral surface of the building opening, and an indoor side surface 12b that protrudes from the inner peripheral surface 12a to the inner peripheral side of the opening device and faces the indoor side. The lower end fixing surface portion 30 of the damper 7 is in contact with and fixed to the inner peripheral surface 12 a of the vertical frame 12. The lower end portion of the main body portion 32 of the damper 7 is rotatably supported by a lower end support portion 31 protruding from the lower end fixing surface portion 30.

  Sheet-like heating foam materials 35 are respectively attached to the upper and lower portions of the lower end fixing surface portion 30 and the inner peripheral surface 12a of the vertical frame 12 adjacent thereto. The heated foam material 35 is foamed and increases in volume when it reaches a predetermined temperature or higher. The heating foam material 35 is provided on the inner peripheral surface 12 a and the lower end fixing surface portion 30 of the vertical frame 12, so that it faces the space between the inner peripheral surface 12 a of the vertical frame 12 and the outer peripheral surface 22 a of the vertical rod 22. Will be placed.

  FIG. 6 shows a perspective view of the vicinity of the lower end portion of the damper 7 in a state when a fire occurs. When the opening device is exposed to a high temperature during the occurrence of a fire, the internal pressure in the main body 32 of the damper 7 rises and oil may be ejected from the lower end of the main body 32, whereas the heating foam 35 is At least near the lower end of the main body 32, the space between the inner peripheral surface 12a of the vertical frame 12 and the outer peripheral surface 22a of the vertical rod 22 is filled and the vicinity of the lower end of the main body 32 is covered. Can be prevented from falling downward in the space between the inner peripheral surface 12a of the vertical frame 12 and the outer peripheral surface 22a of the vertical rod 22. In order to obtain this effect, the heating foam material 35 needs to be disposed at least below the damper 7, but may be provided so as to surround the vicinity of the lower end portion of the damper 7 as in this embodiment. Further, the heated foam material 35 may be blown away by the oil ejected from the damper 7, but this can be prevented by stacking two sheets.

  Since the volume of the heating foam 35 expands in the direction in which it faces, the volume expands from the inner peripheral surface 12 a of the vertical frame 12 toward the outer peripheral surface 22 a of the vertical rod 22. Since the distance between the inner peripheral surface 12a of the vertical frame 12 and the outer peripheral surface 22a of the vertical rod 22 is small, the foamed heating foam 35 can be made high density in the region, and the oil can flow out reliably. It becomes possible to prevent.

  You may arrange | position the heating foam material 35 with a form different from FIG. In FIG. 7, the perspective view of the vertical frame 12 in the lower end part vicinity of the damper 7 of a 2nd form is shown. As shown in this figure, a receiving portion 36 that protrudes toward the inner peripheral side of the vertical frame 12 and faces upward is formed at the lower end portion of the lower end fixing surface portion 30. On the upper surface of the receiving portion 36, a heating foam material 35 is placed. The heating foam material 35 may be in the vicinity of the upper portion of the receiving portion 36.

  Thus, by providing the receiving portion 36 below the damper 7 and providing the heating foam material 35 on the upper surface thereof, the heating foam material 35 can be easily provided below the damper 7. FIG. 8 shows a perspective view of the vicinity of the lower end portion of the damper 7 of the second embodiment in the state at the time of the occurrence of a fire. As shown in this figure, in the event of a fire, the heated foam material 35 foams in the surface direction, so that the lower part of the damper 7 can be reliably closed to prevent oil from being ejected. In addition, when oil is ejected downward from the damper 7 due to a significant increase in the temperature at the time of fire, the oil ejected by the receiving portion 36 can be received, and the momentum of the oil ejection can be reduced.

  FIG. 9 is a perspective view of the vertical frame 12 in the vicinity of the lower end portion of the damper 7 according to the third embodiment. As shown in this figure, in addition to the receiving portion 36 below the damper 7, a horizontal facing surface portion 37 extending from the receiving portion 36 in the longitudinal direction of the damper 7 and facing the lower end portion of the damper 7 in the horizontal direction is provided. Also good. Also in this case, the heating foam material 35 is provided in the receiving portion 36.

  FIG. 10 shows a perspective view of the vicinity of the lower end portion of the damper 7 of the third embodiment in a state at the time of occurrence of a fire. By providing the horizontal facing surface portion 37 that opposes the lower end portion of the damper 7, the foaming region of the heating foam material 35 is further limited, so that the density of the foamed heating foam material 35 can be increased and more reliably. It is possible to prevent the oil ejected from the damper 7 from flowing out to the outside.

  In FIG. 11, the perspective view of the vertical frame 12 in the lower end part vicinity of the damper 7 of a 4th form is shown. This figure shows the state at the time of fire outbreak. In this embodiment, in addition to the configuration of the third embodiment, a standing wall portion 38 that rises upward from the peripheral portion of the receiving portion 36 is formed. The standing wall portion 38 can prevent the oil adhering to the receiving portion 36 from flowing outward, and can more reliably prevent the oil from flowing out.

  Although the embodiment of the present invention has been described above, the application of the present invention is not limited to this embodiment, and can be applied in various ways within the scope of its technical idea. In the present embodiment, the outward opening window has been described. However, the present invention can be applied to other types of opening devices such as an inward falling window, a protruding window, and a rotating window. Moreover, a door (door) can also be employ | adopted as a shoji. Furthermore, although the receiving part 36 is provided in the vertical rod 22 side, you may provide in the vertical frame 12 side. Further, the momentum of the oil ejected from the damper 7 can be suppressed by the receiving portion 36 alone.

DESCRIPTION OF SYMBOLS 1 Frame body 2 Shoji 3 Frame body 4 Panel body 5 Opening / closing mechanism 6 Hinge part 7 Damper 10 Upper frame 11 Lower frame 12 Vertical frame 13 Airtight material 20 Upper collar 21 Lower collar 22 Vertical collar 30 Lower end fixed surface part 31 Lower end support part 32 Main body Part 33 Upper end fixed surface part 34 Upper end support part 35 Heating foam material 36 Receiving part 37 Horizontally opposed surface part

Claims (6)

In an opening device in which a shoji having a frame formed by assembling a horizontal gutter and a vertical gutter in a frame formed by framing a horizontal frame and a vertical frame is freely opened and closed,
Between the vertical frame and the vertical fence, comprising a damper containing a fluid for opening and closing the shoji, and a heating foam material,
The heating foam material is provided at a position facing the end portion of the damper in the longitudinal direction, or the foamed heating foam material is positioned at a position facing the end portion of the damper in the longitudinal direction. An opening device provided in In an opening device in which a shoji having a frame formed by assembling a horizontal gutter and a vertical gutter in a frame formed by framing a horizontal frame and a vertical frame is freely opened and closed,
Between the vertical frame and the vertical rod, comprising a damper containing a fluid for opening and closing the shoji, and a heating foam provided at least near the end of the damper,
The vertical frame or vertical gutter is provided with a receiving portion at a position facing the end portion of the damper, and the heating foam is disposed in the receiving portion.   The opening device according to claim 2, wherein the receiving portion is provided with a facing surface portion facing the end portion of the damper and extending in a direction along a longitudinal direction of the damper.   The fixed part fixed with respect to the said vertical gutter is provided in the edge part of the said damper, This fixed part and the said receiving part are integrally formed, The Claim 2 or 3 characterized by the above-mentioned. Opening device.   The opening device according to any one of claims 2 to 4, wherein the receiving portion is provided with a standing wall portion rising from a peripheral portion. In an opening device in which a shoji having a frame formed by assembling a horizontal gutter and a vertical gutter in a frame formed by framing a horizontal frame and a vertical frame is freely opened and closed,
Between the vertical frame and stiles, and a damper comprising a fluid for opening and closing the auxiliary of the shoji, opposed to at least the longitudinal direction against the end of the damper, in a position to receive a fluid to be ejected from the damper during fire An opening device comprising a receiving portion provided.

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