JPH024353Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a prefabricated attic ventilation frame that can be manufactured simply, quickly and accurately, and can be provided at a low cost.

(Background of the invention) In recent years, as shown in Figure 7, all rooms a...
Air circulation type buildings surrounded by a communicating air layer b are attracting attention. To explain one of the features of this building, ventilation spaces c and d are formed between the walls of the room and the outer wall, and between the walls of the room, and these ventilation spaces c and d are connected to the ventilation space e in the attic.
In addition to communicating with the ventilation space f under the floor, ventilation holes g and h are provided in the attic and under the floor. For example, by leaving the attic ventilation hole g and the underfloor ventilation hole h open during the daytime in summer, the underfloor ventilation The outside air flowing in through the ventilation hole h rises through the ventilation spaces c and d and flows into the attic ventilation space e, and the hot air collected in the attic is discharged to the outside through the attic ventilation hole g. Constructed to keep you cool.

The attic ventilation holes g provided in such air circulation type buildings are considerably larger than the underfloor ventilation holes h (e.g. , approximately 30cm in height and 60cm in width, or larger).

By the way, one method for manufacturing the ventilation frame constituting such a large attic ventilation hole is injection molding using a material such as synthetic resin. However, injection molding of such a large item requires a very large mold, and even more so, as is the purpose of the present invention, the ventilation hole must be equipped with a louver, and furthermore, the ventilation hole must be covered with an insect repellent mesh. It is virtually impossible to injection mold a large ventilation frame with a complicated shape, as it is not only extremely difficult to mold, but also requires enormous mold costs. .

The object of the present invention is to provide an assembly-type attic ventilation frame that solves these manufacturing problems.

(Structure) The prefabricated attic ventilation frame (hereinafter referred to as ventilation frame) 1 of the present invention is joined in a rectangular (including square) shape using upper joining members 6, 6 and lower joining members 7, 7. It comprises upper and lower frames 2 and 3 and both side frame members 5 and 5, and both side portions of the upper and lower frame members 2 and 3 and both side frame members 5 and 5 are opened at end portions 26. A locking insertion part 27 is provided, and both the upper joining member 6 and the lower joining member 7 have an engagement member that can fit into the locking insertion parts 27, 27 of both frame members to be joined. L with pieces 39, 40, 47, 49
The front end 10a is inclined downward on the inside of both side frame members 5, 5 of the ventilation frame main body 56, which is shaped like a letter and is joined in a rectangular shape via the upper and lower joining members 6, 6, 7, 7. A louver piece receiving plate 9 is attached which is provided with multiple tiers of louver piece receiving portions 58, 58 that receive the lower surfaces of both side portions 59, 59 of the louver piece 10, and the rear side of the ventilation hole 52 of the ventilation frame main body 56. is insect repellent net 11
At the same time, the insect repellent net 11 is fixed to the rear edge portion 60 of the ventilation hole 52 by being pressed by the edge material 12.

(Example) Examples of the present invention will be described below based on the drawings.

In FIGS. 1 to 6, the ventilation frame 1 of the present invention is
Upper and lower frame members 2 and 3, both side frame members 5 and 5, upper joint members 6 and 6, lower joint members 7 and 7, ratchet piece receiving plate 9, rattle piece 10, and insect repellent net 11 and a border material 12 are combined and integrated. In addition, upper and lower frame materials 2 and 3, both side frame materials 5 and 5, and edge material 12
is formed by cutting an extrusion molded body of synthetic resin into a predetermined length. In particular, the upper frame member 2 and both side frame members 5, 5 are both formed by cutting an extrusion molded body of the same cross-sectional shape into a predetermined length. It is formed by cutting it to length. Also, upper and lower joining members 6, 6, 7, 7,
The louver piece receiving plate 9 and the louver piece 10 are injection molded bodies of synthetic resin.

The upper frame member 2 and both side frame members 5, 5 are attached to the peripheral portion 15 (the sixth
A side piece 18 that covers the side surface 17 of the wall opening 13 is provided at the inner edge of the front piece 16 (see figure) slightly outward from the inner edge 19. A substrate 57 of a later-described louver piece receiving plate 9 is fitted into the retaining portion 20 at 5. Further, on both rear sides of the front piece portion 16, locking pieces 25, 25 forming locking grooves 23, 23 are provided.
23 are provided so as to face each other, and both of the locking grooves 23, 23 form a locking insertion portion 27 that opens at the end portion 26. Note that the inner corner portions of both ends of the upper frame member 2 and the inner corner portions of the upper side portions of both side frame members 5, 5 are cut off at an angle of 45 degrees. Further, as shown in FIG. 4, the lower frame member 3 has a side surface (lower surface) 17 of the wall opening 13 on the inner edge of the front piece 29 that covers the peripheral edge portion 15 of the wall opening 13 (see FIG. 6). (see Fig. 6), and on the outer edge of the front piece 29, a water section 31 whose front end gently slopes downward is formed by bending. Locking pieces 32, 32 forming locking grooves 23, 23 are provided on the rear side of the inner edge of the water section 29 and the lower edge of the lower surface of the water section 31. A locking insertion portion 27 that opens at the rear end 26 is formed. The length of the lower frame member 3 is as shown in FIG. the upper frame member 2 so that the inner part of
It is set slightly longer than the length of the inner edge 35 of the front piece. Further, the width of the side piece portion 30 is equal to the width of the side piece portion of the side frame member (upper frame member).

As shown in FIG. 3, the upper joint member 6 has an L-shape and includes engagement pieces 39 and 40 that abut the rear surface 36 of the upper frame 2 and the rear surface 37 of the side frame 5, Both side edge portions 41, 4 of the engaging pieces 39, 40
1, 42, 42 are the locking grooves 23, 23, 42, respectively.
23, 23. In other words, both the engaging pieces 39 and 40 can fit into the locking insertion parts 27 and 27 of the upper frame member 2 and the side frame member 5.

As shown in FIG. 4, the lower joint member 7 has a base portion 4 that is fitted into a notch formed in the joint portion of the lower frame member 3 and side frame member 5 when they are combined.
3, an engaging piece 4 that comes into contact with the rear surface 45 of the front piece 29 and the lower surface 46 of the water section 31 of the lower frame member 3;
7 and an engagement piece 49 that abuts the rear surface 37 of the side frame member 5. And both side edge portions 50, 50, 51 of the engaging piece portions 47, 49,
51 are the locking grooves 23, 23, 23, 2, respectively.
3 can be engaged. In other words, both engaging pieces 47,
49 can fit into the locking insertion portions 27, 27 of the lower frame member 3 and side frame member 5.

Therefore, the upper joint members 6, 6 and the lower joint members 7, 7
When the upper and lower frame members 2, 3 and both frame members 5, 5 are joined using A ventilation frame main body 56 is formed around which a flange 55 that contacts the peripheral edge of the wall opening 13 is provided.

As shown in FIG. 1 and FIGS. 3 and 4, the louver piece receiving plate 9 has a width approximately equal to the depth of the ventilation hole 52, and its upper and lower ends are the side pieces of the upper and lower frame members 2, 3. 1
A Z-shaped louver piece receiving part 58 whose front end is inclined downward is provided on the base plate 57 that comes into contact with the inner surface of the ventilation hole 52 in multiple stages in the vertical direction. It is placed in the center. In addition, the louver piece receiving plates 9, 9 on both sides of the ventilation hole 52
are fitted into the retaining portions 20, 20 of the both side frame members 5, 5, and are bonded and fixed to the inside of the both side frame members 5, 5. In addition, the central louver piece receiving plates 9, 9 are bonded and fixed back to back so that the left and right louver piece receiving parts face each other, and the side pieces 18 of the upper and lower ventilation frames 2, 3 are attached at the upper and lower ends thereof. , glued to 30,
Fixed.

The front end 10a of the louver piece 10 is inclined downward, and the lower surfaces of both side parts 59, 59 are as follows.
It is supported by the opposing louver piece receivers 58, 58, and is bonded and fixed to the louver piece receivers 58, 58.

Further, the rear surface of the ventilation hole 52 of the ventilation frame main body 56 is covered with the insect repellent net 11, and the insect repellent net 11 is
It is bonded and fixed to the rear edge portion 60 of the ventilation hole 52 (the rear edge portion of the rectangular frame 53) and the rear surface portion of the louver piece receiving plates 9, 9 located at the center. and ventilation hole 52
At the trailing edge portion 60, as shown in FIG.
The edge material 1 has an L-shaped cross section and comes into contact with the rear end surface 61 and outer surface 62 of the side pieces 18, 18, 18, 30.
2, 12, 12, 12 are attached to the side pieces 18, 18, 18, 30 so as to cover the peripheral portion 63 of the insect repellent net 11.
are glued and fixed respectively. In this manner, the insect repellent net 11 is secured to the rear edge portion 60 of the ventilation hole 52 with its peripheral edge portion 63 pressed by the edge material 12 and protected by the edge material 12. In short, the edge material 12 only needs to have the function of pressing the peripheral edge part 63 of the insect repellent net 11 and fixing the peripheral edge part 63 to the rear edge part 60 of the ventilation hole 52 (adhesive is appropriately interposed). Therefore, the peripheral edge portion 63 of the insect repellent net 11 is packed into the housing groove provided around the rear edge portion of the rectangular frame 53.
It may also be formed as a band-shaped flexible holding material or the like.

The ventilation frame 1 of the present invention having the above configuration has the sixth
As shown in the figure, for example, a wall opening 13 is provided on the outside of the attic wall opening 13 of the air circulation type building.
It is attached in combination with an inner ventilation device 64 attached to the inner part of the. Note that the inner ventilation device 64
The inner ventilation hole 52 of the inner ventilation frame 65 can be shielded by a shielding body 66. The shield 6
6 has mesh plates 69 on both sides of the opening of the rectangular frame 67,
A dehumidifying material made of a bag made of a breathable material such as paper and filled with a hygroscopic substance such as silica gel in the space formed between the two mesh plates 69 and 69. 70 is paid. However, in the summer, the shield 66 can be opened to ventilate the inside of the attic, as shown by the dashed line in the figure, while in the winter, the shield 66 can be closed to allow heat to radiate from the ventilation holes 52. Try to prevent it. Note that when the shield 66 is in the closed state, the silica gel has a dehumidifying effect of absorbing moisture in the attic and discharging it to the outside. Note that the rectangular frame 67 forming the inner ventilation frame 65 and the shielding body 66 is made by forming the upper and lower frame members and the side frame members into a rectangular shape using a joining member, as in the case of the ventilation frame 56 of the present invention. It will be joined. Further, in the figure, 69 is a wire for opening and closing the shield 66.

(Effect of the invention) The ventilation frame of the invention is manufactured by combining the upper and lower frame members, both side frame members, and other components that are formed separately, so that the ventilation frame of the present invention can achieve the desired ventilation. Even if the frame body is large-sized and has a complicated structure, it can be manufactured simply, quickly, precisely, and robustly, and moreover, it can be provided at a low price.

[Brief explanation of the drawing]

Figures 1 and 2 are perspective views showing an embodiment of the present invention;
Fig. 3 is a perspective view showing the upper joint member together with the upper frame material and side frame material, Fig. 4 is a perspective view showing the lower joint member together with the lower frame material and side frame material, and Fig. 5 is a perspective view of the insect repellent net. FIG. 6 is a perspective view showing the installed state, FIG. 6 is a cross-sectional view showing the ventilation frame according to the present invention in use, and FIG. 7 is an explanatory diagram illustrating an air circulation type building. 2... Upper frame material, 3... Lower frame material, 5... Side frame material, 6... Upper joining member, 7... Lower joining member, 9...
... Loud piece receiving plate, 10... Loud piece, 11... Insect-proof net, 12... Edge material, 27... Locking insertion part,
52... Ventilation hole, 56... Mainly ventilation frame.

Claims (1)

[Scope of utility model registration request] The upper and lower frame members 2, 3 are provided with upper and lower frame members 2, 3 and both side frame members 5, 5 joined in a rectangular shape using upper and lower joint members 6, 6 and lower joint members 7, 7, respectively. 3 and both end portions of both side frame members 5, 5 are provided with end portions 26.
A locking insertion part 27 that opens at is provided, and the upper joint member 6 and the lower joint member 7 are
A locking insertion part 2 for both frame members to be joined together.
Engagement piece parts 39, 40, 4 that can be fitted with 7, 27
Inside the frame members 5, 5 on both sides of the ventilation frame main body 56, which has an L-shape and is joined in a rectangular shape via the upper and lower joining members 6, 6, 7, 7, The front end 10a receives the lower surface of the both side portions 59, 59 of the louver piece 10 which is inclined downward.
A louver piece receiving plate 9 having multi-tiered ratchets 8 is attached, and the rear surface of the ventilation hole 52 of the ventilation frame main body 56 is covered with an insect repellent net 11. A prefabricated attic ventilation frame characterized in that the rear edge portion 60 of the attic 52 is pressed by the edge material 12 and fixed to the rear edge portion 60.