JP6401518B2 - Raising and lowering window - Google Patents

Description

  The present invention relates to a raising / lowering window attached to an opening of various buildings such as a house and a building.

  2. Description of the Related Art Conventionally, a raising and lowering window is known in which an upper and lower shoji are mounted in a frame attached to an opening of a building, the upper shoji is fixedly held, and the lower shoji can be moved up and down to be opened. The raising and lowering windows are arranged so that the upper and lower shojis are arranged vertically in the frame with the shoji closed, and the guide grooves formed in the left and right vertical frames inside the room are from the lower end. It has an inclined groove inclined obliquely upward and a linear groove extending in the vertical direction. The lower shoji is opened and closed along the guide groove.

  In the conventional raising and lowering window 100 shown in FIG. 9, a metal upper collar 104 made of an aluminum alloy is formed on the upper collar 102 of the lower shoji 101 so as to surround the glazing channel 103 of the panel. A plastic handle 105 having a hollow portion 105a of a sealed space extending in the vertical direction is connected to the metal upper handle 104, and the handle 105 constitutes a part of the upper hook 102 of the lower shoji 101. The indoor side end 104 a extending above the metal upper collar 104 extends and is fixed along the handle 105 of the lower shoji 101, and the indoor side edge 104 b extending below the metal upper collar 104 is formed at the lower end of the handle 105. It is fixed. Further, a metal lower hook 108 that is engaged with a resin handle piece 107 is fixed to the lower hook 106 of the lower shoji 101.

Also in the raising / lowering window described in Patent Document 1, the gap between the lower and upper shojis provided in the frame is covered by a pulling portion provided on the upper arm of the lower shoji, and the pulling portion extends in the vertical direction. It is formed by a hollow section having a cylindrical cross section and covers the gap between the upper and lower shoji.
Similarly, in the raising and lowering window described in Patent Document 2, the handle provided on the upper arm of the lower shoji is formed by a hollow section having a cylindrical section extending in the vertical direction, and the gap between the upper shoji and the lower shoji Covering. In addition, each saddle of the upper and lower shoji has a metal cage made of aluminum alloy so as to surround each glazing channel of the panel.

JP 2010-216172 A JP 2012-1897 A

However, in the raising / lowering window of the conventional example described above, the metal member connected to the metal cage is fixed to the handle part and the handle piece of the lower shoji. Therefore, there is a drawback that the heat insulation property indoors and outdoors is lowered.
Moreover, in the above-described conventional example and the raising and lowering windows of Patent Documents 1 and 2, the pulling portion that covers the gap (summing portion) between the lower shoji and upper shoji is only formed by a single hollow portion in the lateral direction. For this reason, there is a drawback that the heat insulating property of the gap portion is small. In addition, if the metal member on the indoor side is replaced with a resin member, the heat insulating property is improved, but the strength is lowered, and a new defect that fire prevention performance cannot be secured occurs.

  The present invention has been made in view of such a problem, and an object of the present invention is to provide a raising / lowering window that increases heat insulation and improves strength and fire prevention performance.

A raising / lowering window according to the present invention is a raising / lowering window provided with a fixed shoji provided on one side of a frame body attached to an opening of a building and a movable shoji provided on the other and movable. A plastic handle for covering the gap between the lower arm of the fixed shoddle and the upper arm of the movable shoji on the indoor side, and the lower arm of the fixed shoji is provided with a resin lower arm on the indoor side, The cage is provided with a metal upper collar on the outdoor side, and the handle portion is provided on the indoor side. The handle portion is provided on the indoor side of the resin lower collar and the metal upper collar, and is a sealed cross-section cylinder A plurality of shaped hollow portions are formed in the vertical direction and the horizontal direction, respectively, and the hollow portion extends between the fixed obstacle and the movable obstacle.
According to the present invention, the resin-made handle portion covering the gap between the lower arm of the fixed shoddle and the upper arm of the movable shodder in the frame has a plurality of hollow sections each having a cylindrical cross section in the longitudinal direction and the lateral direction. For this reason, the exposure of the metal cage such as aluminum is suppressed, and the heat insulation inside and outside is enhanced.

Moreover, it is preferable that the movable shoji is provided with reinforcing metal fittings at positions facing each other across the panel.
Because the movable shoji is provided with reinforcing brackets at positions facing each other across the panel, a resin handle is provided in the gap between the fixed and movable shojis to reinforce the strength even if the strength of this part decreases. It is possible to suppress the deflection by increasing the rigidity of the summing part of the upper and lower shoji, and the fire-proof performance is improved by the reinforcing bracket.

Further, the lower arm of the fixed shoji is provided with a metal lower arm on the outdoor side of the resin lower arm, and the indoor side end of the metal lower arm is connected between the resin lower arm and the fixed and movable shoji. ,
Said stile on the movable sash it is preferable that the indoor-side end portion of the metal on the rail is connected to the pull tab on the outdoor side of the hollow portion.

  According to the raising and lowering window according to the present invention, the upper arm of the movable shoji is provided with a resin pulling portion that seals the gap between the lower arm of the fixed shoji and the upper arm of the movable shoji on the indoor side, A plurality of sealed hollow sections with a cylindrical cross section are formed in the vertical direction and the horizontal direction, respectively, so that a plurality of hollow sections formed in the handle section can maintain high heat insulation indoors and outdoors, and metal cages such as aluminum The design property is improved by suppressing the exposure.

It is a front view of the raising / lowering window by embodiment of this invention. It is explanatory drawing which shows the vertical shoji and balancer except the frame of the raising / lowering window shown in FIG. It is the sectional view on the AA line of the raising / lowering window shown in FIG. FIG. 4 is an enlarged cross-sectional view of a lower part of the raising and lowering window shown in FIG. It is an expanded sectional view of the upper screen and upper frame of the raising / lowering window shown in FIG. It is the elements on larger scale of the latch lock apparatus and vertical frame of the BB line cross section of the raising / lowering window shown in FIG. It is principal part sectional drawing in which the lower shoji is in a half open state. It is principal part sectional drawing in which the lower shoji is in a full open state. It is an expanded sectional view of the lower shoji of the conventional raising / lowering window and a summing part.

Hereinafter, the raising / lowering window 1 by embodiment of this invention is demonstrated with an accompanying drawing.
1 to 5 show a raising / lowering window 1 according to an embodiment of the present invention. The raising / lowering window 1 according to the present embodiment includes a rectangular frame-shaped frame 2 at the opening of a building, and an upper obstacle 3 and a lower obstacle 4 that are housed in the frame 2 and are sealed. .

  The frame 2 includes an upper frame 6, a lower frame 7, and left and right vertical frames 8 and 9. The upper obstacle 3 in the frame 2 is fixedly held by the frame 2 as a fixed obstacle, and the lower obstacle 4 can be moved up and down in the vertical direction as a movable obstacle and can be opened and closed. Further, as shown in FIG. 2, balancers 11 are provided in the upper portions in the left and right vertical frames 8, 9, and the other ends of the wires 12 fed out from the balancers 11 are connected to both ends of the lower arm 24 of the shoji 4. The support member 13 is provided with a support portion 13a that is locked. Further, the balancer 11 has a built-in winding spring that urges the wire 12 in the winding direction, and can balance the load of the lower shoji 4 to hold the lower shoji 4 at an arbitrary height.

In FIG. 3, left and right vertical frames 8, 9 are formed with guide grooves 15 that guide the lowering and lowering door 4 to move up and down. The guide groove 15 has an inclined groove 15a extending from the lower frame 7 toward the indoor side of the frame body 2 and extending upward, and a linear groove 15b extending in the direction of the upper frame 6 substantially parallel to the upper shoji 3. Yes. The inclination angle θ of the inclined groove 15a with respect to the horizontal plane can be set as appropriate, but is preferably set in the range of 25 ° to 45 °.
The upper shoji 3 and the lower shoji 4 are held in a substantially coplanar shape in the frame 2 in a closed state, and have high airtightness and good design. These are opened by being raised along guide grooves 15 formed in the vertical frames 8 and 9.

In FIGS. 1 to 3, the upper shoji 3 is formed in a quadrangular shape by an upper rod 17, a lower rod 18, and left and right vertical rods 19 and 20, and a multi-layer glass such as a triple glass 21 is accommodated as a panel inside. The shoji 3 is fixed to the frame 2. Similarly, the lower shoji 4 is also formed in a quadrangular shape by an upper collar 23, a lower collar 24, and left and right vertical collars 25, 26, and a multi-layer glass such as a triple glass 27 is accommodated therein as a panel.
In addition, instead of the triple glass 21, the upper shoji 3 and the lower shoji 4 may accommodate the pair glass, the single layer glass, etc. as a panel.

In the lower shoji 4, the upper arm 23 is provided with a handle 30 for gripping the lower shoji 4 on the indoor side when the lower shoji 4 is inclined indoors. The handle portion 30 is made of resin, and a plurality of hollow portions having a cylindrical cross section hermetically sealed so as to cover the lower arm 18 of the upper shoji 3, the upper arm 23 of the lower shoji 4, and the gap 22 of the summing portion therebetween. 30a is formed in the vertical direction and the horizontal direction, respectively.
Thereby, the heat insulation of the lower arm 18 of the upper shoji 3, the upper arm 23 of the lower shoji 4, and the gap 22 between them is improved. In FIG. 3, a resin handle 30 is disposed on the indoor side of the raising and lowering window 1 to improve the design of the appearance, and the metal top 34 is moved to the outdoor side to enhance the heat insulation.

  In addition, an upper reinforcing metal fitting 33 is attached to the upper collar 23 between the glazing channel 32 that holds the triple glass 27 and the handle portion 30 to cover the glazing channel 32. The upper reinforcing bracket 33 is made of, for example, steel, and is formed in, for example, a step shape from one end on the indoor side to the other end on the outdoor side. The one end on the indoor side covers the glazing channel 32 and The other end portion on the outdoor side is fitted into the recess, and is fitted and fixed in the recess of the metal upper collar 34 made of aluminum alloy.

Moreover, as shown in FIG. 6, the latch member 67 which protrudes outside by the elasticity of the spring member 68 mentioned later is provided in the both sides of the finding direction (width direction) of the upper collar 23 in the shoji 4. The lower shoji 4 is tilted indoors by the handle portion 30 so that the latch member 67 can be fitted into the linear groove 15 b of the guide groove 15.
When the lower shoji 4 is opened and closed, the guide groove 15 in which the latch member 67 and the support member 13 are fitted can be used as a guide to move up and down. Further, in the cleaning state of the raising / lowering window 1, the latch member 67 comes off the guide groove 15 and is further inclined and held indoors.

3 and 4, the glazing channel 32 that holds the triple glass 27 is covered with a lower reinforcing metal fitting 36, and a resin lower collar 37 is attached to the lower side thereof. ing. The lower reinforcing bracket 36 is made of, for example, steel, and is formed in, for example, a step shape from one end portion on the indoor side to the other end portion on the outdoor side. The one end portion on the indoor side covers the glazing channel 32 and is a resin lower rod 37. The other end portion on the outdoor side is fitted and fixed to the recess portion of the aluminum metal lower bar 38.
The lower reinforcing bracket 36 is formed so as to face the upper reinforcing bracket 33 substantially symmetrically, and has a configuration in which the triple glass 27 is sandwiched vertically via the glazing channel 32. In addition, the handle portion 30 and the resin lower rod 37 are installed on the indoor side of the upper rod 23 and the lower rod 24, respectively, and the metal upper rod 34 and the metal lower rod 38 are moved to the outdoor side to improve the heat insulation. The strength reduction of the shoji 4 is reinforced by both reinforcing metal fittings 33 and 36.

  Further, a resin lower rod 37 provided on the lower shoji 4 extends from the lower part of the glazing channel 32 to the indoor side covering the lower reinforcing metal 36 and has a stepped cross section. The handle piece 37a protrudes. Further, a metal lower bar 38 that engages with the resin lower bar 37 extends to the outdoor side at the lower part of the glazing channel 32 and the other end of the lower reinforcing bracket 36 is fitted, and the support member 13 is engaged therebelow. Has been. In addition, the support member 13 is screwed to the lower reinforcing bracket 36. The support member 13 is provided with a support portion 13 a slidably fitted in the guide groove 15.

As shown in FIG. 4, a space 42 for allowing the lower shoji 4 and the support member 13 to rotate, tilt, and move up and down is provided between the lower arm 24 of the lower shoji 4 and the lower frame 7. The space 42 has an opening 42 a on the indoor side of the inclined groove 15 a of the guide groove 15. And the pulling piece 37a of the resin lower rod 37 protrudes into the opening 42a to narrow the opening.
In addition, a metal lower frame 44 made of, for example, an aluminum alloy is formed on the lower frame 7 forming the opening 42a, and the metal of the lower shoji 4 in a closed state is attached to the packing 45 fixed to the outdoor side end portion 44a of the metal lower frame 44. The lower heel 38 is in contact with and sealed. A hard resin lower frame 46 is connected to an indoor side portion of the metal lower frame 44 to partially cover the metal lower frame 44.

The first soft resin lower frame 48 is fixed to the opening 42a side portion of the hard resin lower frame 46 to form a hollow portion, and a part of the first resin protrudes obliquely downward facing the handle piece 37a. A fin portion 48a is formed to narrow the opening 42a of the space 42. The first fin portion 48a can improve heat insulation in connection with the resin handle piece 37a.
In the example shown in FIGS. 3 and 4, the first fin portion 48 a is inclined downward toward the space 42, and when the operator raises or lowers the lower shoji 4, a child or the like mistakesly places a finger in the space 42. Even if it is inserted, since it is a soft resin, it is safe because it is easily displaced. The inclination angle of the first fin portion 48a is arbitrary.

Further, a second soft resin lower frame 49 is provided on the back side of the first soft resin lower frame 48, and a recess 46 a formed by an arrowhead portion 49 d formed in the second soft resin lower frame 49 in the hard resin lower frame 46. Is fitted and fixed.
The second soft resin lower frame 49 forms a hollow section having a cylindrical cross section, and a part of the second soft resin lower frame 49 extends to the resin lower collar 37 to form a second fin portion 49a that contacts the lower portion. Moreover, one or a plurality of (two in the figure) auxiliary fin portions 49b projecting toward the metal lower frame 44 are formed at the tip of the second fin portion 49a.

Since the second fin portion 49a seals the space 42, the heat insulation is high, and the heat insulation can also be improved by the auxiliary fin portion 49b. Further, the second soft resin lower frame 49 is also formed with a third fin portion 49c that forms a hollow portion in contact with the first soft resin lower frame 48, thereby enhancing the heat insulation of the lower frame 7 portion.
The first and second soft resin lower frames 48 and 49 are made of a material that is softer and more easily elastically deformed than the hard resin lower frame 46 and the resin lower rod 37.

  In addition, in the upper frame 6 of the frame 2 shown in FIG. 5, a metal upper collar 52 surrounding the glazing channel 51 that covers the triple glass 21 of the upper shoji 3 is formed close to the outdoor side, and on the indoor side of the metal upper collar 52. Is connected to a resin upper collar 53. The end portion on the outdoor side of the metal upper collar 52 is sealed by coming into contact with a packing 55 fitted in a recess 54 a provided on the end portion on the outdoor side of the metal upper frame 54 of the upper frame 6.

A resin upper frame 57 is formed on the indoor side of the metal upper frame 54 of the upper frame 6, and a plurality of hollow portions 57 a are formed in the vertical direction and the horizontal direction on the indoor side of the upper shoji 3. ing. A first packing 59 that abuts on the resin upper collar 53 is provided at the end of the resin upper frame 57 on the outdoor side for sealing. Therefore, the first packing 59 can be sealed even when the attachment position of the upper cover 3 is slightly deviated from the frame 2 or when there is an error.
Further, the lower arm 18 of the upper shoji 3 is provided with a resin lower arm 61 covering the glazing channel 51 on the indoor side, and a metal lower arm 62 connected to the outdoor side. And the 2nd packing 63 contact | abutted to the resin lower collar 61 is provided and sealed at the edge part of the outdoor side of the handle part 30. FIG. Therefore, even if the attachment position of the lower shoji 4 is slightly deviated from the upper shoji 3 or there is an error, it can be sealed by the second packing 63.

  FIG. 6 shows one of the left and right latch lock devices 65 provided on the lower shoji 4 as a representative. The latch lock device 65 provided on each of the left and right sides of the upper arm 23 of the lower shoji 4 has a latch member 67 disposed on the base plate 66 so as to be able to advance and retreat in the vertical frame 8 and 9 directions. The spring member 68 is urged in the protruding direction. A sliding rod 69 provided on the substrate 66 so as to be able to advance and retreat is connected to the operation portion 69a. A concave groove 70 is formed in the vertical frames 8 and 9 and engages with a projecting slide rod 69. The slide rod 69 can be engaged and disengaged by an operation portion 69a. The latch member 67 can be fitted into the guide groove 15 by inclining the lower shoji 4 with the sliding rod 69 removed from the concave groove 70.

The raising / lowering window 1 according to the present embodiment has the above-described configuration, and the operation thereof will be described next.
As shown in FIGS. 1 and 3, when the lower shoji 4 is in a closed state, the upper shoji 3 and the lower shoji 4 are installed in the same plane in the frame 2 to maintain airtightness. Further, the space 42 between the lower collar 24 and the lower frame 7 of the lower shoji 4 is closed by the second fin portion 49 a of the second soft resin lower frame 49 provided on the lower frame 7, and the opening 42 a is further formed on the resin lower collar 37. Since the handle piece 37a and the first fin portion 48a of the first soft resin lower frame 48 are narrowed, the heat insulation is high.

In order to open the lower shoji 4 from this state, the sliding rod 69 of each latch lock device 65 provided on both sides of the upper collar 23 is removed from the vertical frames 8 and 9, and the handle part 30 of the lower shoji 4 is operated. A person grasps and pulls it indoors. Then, as shown in FIG. 7, the lower shoji 4 rotates to the prospective indoor side with the support member 13 at the lower end as a center, and the lower shoji 4 is located at a position where the latch member 67 is fitted into the linear groove 15 b of the guide groove 15. Is held in an inclined state and is in a half-open state.
Then, the lower plastic rod 37 is rotated by the inclination of the lower shoji 4 and the second fin portion 49a of the second soft resin lower frame 49 is pushed downward to bend, and the closed state of the space 42 is maintained. In addition, since the handle piece 37a of the resin lower rod 37 is also inclined downward, it comes closer to the first fin portion 48a.

  Then, when the operator lifts the handle part 30 and the handle piece 37a by hand to raise the lower shoji 4 along the guide groove 15, the lower shoji 4 has the support member 13 and the latch member 67 fixed to the lower arm 24. Since it rises along the inclined groove 15a and the linear groove 15b of the guide groove 15, as shown in FIG. In this state, the second fin portion 49a returns to the horizontal state in the space 42 and is held. The lower shoji 4 stops at an arbitrary opening position by the urging force of the hoisting spring in the balancer 11 connected to the upper end of the wire 12 that pulls up the support portion 13a.

  Next, in order to close the lower shoji 4 in the fully open state, the operator can start the pulling portion 30 or the pulling hand from the position where the lower shoji 4 shown in FIG. 8 is held in parallel with the upper shoji 3 by the straight groove 15 b of the guide groove 15. The lower shoji 4 is lowered along the guide groove 15 by grasping the piece 37a. And as shown in FIG. 7, the lower shoji 4 is hold | maintained in the inclination state which the support member 13 reached | attained the lower end of the inclination groove | channel 15a. Next, the latch member 67 is removed from the guide groove 15 by abutting the vertical frames 8 and 9 provided on the outdoor side by rotating the lower shoji 4 to the prospective outdoor side with the support member 13 as a fulcrum. Then, the sliding rod 69 is fitted in the concave groove 70, and the lower shoji 4 reaches the closed position where it overlaps the upper shoji 3 shown in FIG.

As described above, according to the raising and lowering window 1 according to the present embodiment, the plurality of hollow portions 30a are arranged in the vertical and horizontal directions on the pulling portion 30 that covers the lower arm 18 of the upper shoji 3, the upper arm 23 of the lower shoji 4, and the gap 22 therebetween. And some of the hollow portions 30a are located in the gap 22, so that high heat insulation can be obtained.
Further, in the upper frame 6, since the resin upper frame 57 in which a plurality of hollow portions 57 a are formed in the vertical and horizontal directions is provided on the indoor side of the upper arm 17 of the upper screen 3, the heat insulating property of this portion is also high.

In addition, in relation to the positions of the resin handle 30 and the resin lower arm 37, the lower arm 4 is opened and closed by positioning the upper metal arm 34 and the lower metal arm 38 of the lower arm 4 near the outdoor side. Although the rigidity and strength of the handle portion 30 and the handle piece 37a are reduced, the lower shoji 4 and the handle portion 30 and the upper reinforcing metal fitting 33 and the lower reinforcing metal fitting 36 are provided at positions facing each other with the triple glass 27 interposed therebetween. The strength of the portion of the handle piece 37a can be reinforced, the wobbling of the lower eyelid 24 can be eliminated, and the fireproof performance can be improved. Further, by providing the upper reinforcing metal fitting 33, the rigidity of the gap 22 which is the summing portion between the upper and lower shoji 3 and 4 can be reinforced.
In addition, since the first packing 59 is provided between the resin upper frame 57 and the resin upper collar 53 of the upper shoji 3, and the second packing 63 is provided between the handle part 30 and the lower resin collar 61, the upper shoji 3 and It is possible to absorb and seal a shift or error of the attachment position of the lower shoji 4 to improve heat insulation.

In addition, the raising / lowering window 1 by this invention is not limited to embodiment mentioned above, A suitable change, substitution, etc. are possible in the range which does not deviate from the summary of this invention.
For example, in the raising / lowering window 1 according to the above-described embodiment, the handle part 30 provided on the upper arm 23 of the lower shoji 4 is formed so as to cover the upper arm 23 and the lower arm 18 of the upper shoji 3. It is not limited, What is necessary is just to provide the structure which covers the gap | interval 22 of the lower shoji 4 and the upper shoji 3 at least.

  Moreover, in the raising / lowering window 1 by embodiment mentioned above, although the upper shoji 3 and the lower shoji 4 are the structures which accommodated the triple glass 21 and 27 as a panel, this invention is limited to such an upper shoji 3 and the lower shoji 4 The panel may be a single layer glass or a pair glass. In these cases, since the thickness of the upper and lower shoji 3 and 4 in the expected direction is relatively small, the distance from the handle piece 37a of the opening 42a to the first fin portion 48a of the lower frame 7 can be set to a shorter dimension.

DESCRIPTION OF SYMBOLS 1 Raising / lowering window 2 Frame 3 Upper shoji 4 Lower shoji 7 Lower frame 8, 9 Vertical frame 11 Balancer 12 Wire 13 Support member 13a Support part 15 Guide groove 15a Inclination groove 15b Linear groove 21, 27 Triple glass 22 Gap 23 Upper collar 24 Lower brace 30 Pulling portion 30a, 57a Hollow portion 33 Upper reinforcing bracket 34 Metal upper rod 36 Lower reinforcing bracket 37 Resin lower rod 37a Pulling piece 38 Metal lower rod 40 Support member 40a Support portion 57 Resin upper frame 59 First packing 63 Second Packing

Claims (3)

A raising and lowering window provided with a fixed shoji provided on one side of the frame provided in the building opening and a movable shoji provided on the other and movable,
On the upper side of the movable shoji, on the indoor side, it is equipped with a resin handle that covers the gap between the lower arm of the fixed shoji and the upper arm of the movable shoji,
The lower arm of the fixed shoji is provided with a resin armpit on the indoor side, the upper arm of the movable shoji is provided with a metal upper arm on the outdoor side, and the handle portion is provided on the indoor side,
The pulling portion is provided on the indoor side of the resin lower collar and the metal upper collar, and has a plurality of hermetically sealed cross-section hollow sections in the vertical direction and the horizontal direction, respectively. A raising / lowering window characterized by extending between the fixed and movable shojis.   The raising / lowering window according to claim 1, wherein the movable shoji is provided with reinforcing metal fittings at positions facing each other across the panel. The lower arm of the fixed shoji is provided with a metal lower arm on the outdoor side of the resin lower arm, and the indoor side end of the metal lower arm is connected between the resin lower arm and the fixed and movable shoji,
3. The raising / lowering window according to claim 1, wherein the upper end of the movable shoji is connected to the pulling portion at an indoor side end of the metal upper end on an outdoor side from the hollow portion.

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