JP7126533B2 - Hood-like member - Google Patents

Description

The present invention relates to a hood-like member.

For example, in a building such as a building, there is a case where an outdoor unit of an air conditioner is installed on the roof, and the outdoor unit and the indoor unit installed in each room are connected by piping (an example of a long body). In such a case, the piping for air conditioning equipment is introduced from the outside into the room through an opening formed in the building, and is housed in a pipe cover (long body cover) on the outdoor side from the viewpoint of appearance and protection. often used. A hood-like member (a hood box, a hood cover, etc.) is provided at the connection point between the building and the long body cover for waterproofing and light blocking. An example of such a hood-shaped member is disclosed in Japanese Patent Application Laid-Open No. 2008-127797 (Patent Document 1).

The hood-shaped member (food box) of Patent Document 1 includes a frame (mounting frame 10) fixed to a building (pigeon coop P), and an opening (opening of wall surface P1) attached to the frame. A top plate (upper lid 40) for covering the The top plate has a wall portion (peripheral edge 42) surrounding its periphery, and is fixed in a state in which the portion is fitted to the upper end portion of the frame. Further, by performing a caulking treatment between the wall surface of the building and the surrounding wall of the frame and the top plate fitted thereto, waterproofness is improved.

However, in order to remove the top plate for maintenance, for example, it is necessary to peel off the sealing material (caulking material) beforehand, and there is room for improvement in terms of maintainability.

JP 2008-127797 A

Realization of a hood-like member that is both waterproof and maintainable is desired.

The hood-shaped member according to the present invention is
A hood-shaped member provided at a connection point between a building and a long body cover that covers the long body and is disposed through an opening formed in the building,
A frame fixed to the building, and a top plate attached to the frame and covering the opening above,
The frame has an engaging portion that engages with the top plate, and the top plate has a locking portion that is locked to the engaging portion of the frame,
The engaging portion and the locking portion are engaged by line contact.

According to this configuration, the line contact between the engaging portion and the locking portion prevents water droplets that have reached the gap between the frame and the top plate from penetrating deeper due to the action of surface tension. be able to. Therefore, it is possible to improve the waterproofness between the frame and the top plate. Since waterproofness is enhanced by structural measures, it is not always necessary to seal the gap between the frame and the top plate with a sealing material such as a caulking material. This eliminates the need to peel off the sealing material when removing the top plate during maintenance, thereby improving maintainability. Therefore, it is possible to realize a hood-like member that is both waterproof and maintainable.

Preferred embodiments of the present invention are described below. However, the scope of the present invention is not limited by the preferred embodiments described below.

As one aspect,
The engaging portion has a parallel wall portion extending parallel to the wall surface of the building,
The engaging portion has an inclined wall portion that extends so as to be inclined away from the wall surface of the building toward the tip side, and the parallel wall portion of the engaging portion is at the tip portion of the inclined wall portion. is preferably in line contact with

According to this configuration, it is possible to easily and appropriately realize a structure in which the engaging portion and the locking portion are engaged by line contact, and the lower end portion of the locking portion is in line contact with the engaging portion. , the intrusion of moisture can be more effectively suppressed. Therefore, it is possible to further improve the waterproofness between the frame and the top plate.

Further features and advantages of the invention will become clearer from the following description of exemplary and non-limiting embodiments described with reference to the drawings.

A perspective view of a connecting structure of a long body cover to a building. Disassembled perspective view of food box Perspective view of frame Sectional view of the top plate Sectional drawing which shows the engagement structure of a frame and a top plate Sectional drawing which shows the other engagement structure of a frame and a top plate Disassembled perspective view of hood cover

Embodiments of the hood-like member will be described with reference to the drawings. As shown in FIG. 1, the hood-like member 1 is a long body covering a building 90 and a long body 70 arranged through an opening 92 formed in the building 90 in, for example, a building air-conditioning system. It is provided at a connection point with the cover 80 . The hood-shaped member 1 of the present embodiment is a hood box 1A, and is arranged to cover the connecting portion between the building 90 and the long body cover 80 from all sides.

In the building air-conditioning system of this embodiment, the outdoor unit 95 is arranged on the roof of the building, and the outdoor unit 95 and the indoor units arranged in each room are connected by pipes as an example of the elongated body 70. there is A long body 70 (piping) is introduced from the outside into the room through an opening 92 formed in an outer wall 91 of a structure 90 such as a pigeon hut installed on the roof of a building. The long body 70 is housed in a piping cover as an example of the long body cover 80 on the outdoor side from the viewpoint of maintaining a good appearance and protecting it from sunlight, rain and wind. The long body cover 80 includes a pair of cover side plates 81 and a cover top plate 82 fixed over them so as to cover the upper side thereof.

As shown in FIG. 2, the food box 1A includes a frame 10, a pair of side plates 20, a bottom plate 30, a front plate 40, and a top plate 50. As shown in FIG. Among these, at least the top plate 50 is configured as an integral member. In this embodiment, the side plate 20, the bottom plate 30, and the top plate 50 are each constructed as an integrated member.

The frame 10 is fixed to the building 90 . The frame 10 is fixed to the outer wall 91 of the building 90 so as to surround an opening 92 formed in the outer wall 91 of the building 90 . As shown in FIGS. 2 and 3 , the frame 10 has an upper frame portion 11 and a pair of side frame portions 14 . The upper frame portion 11 is fixed above the opening portion 92 , and the pair of side frame portions 14 are fixed on both sides of the opening portion 92 . from above and on both sides.

The frame 10 also has a rear edge plate 15 and side edge plates 16 . The trailing edge plate 15 is provided on both the upper frame portion 11 and the side frame portion 14 and extends inward from the rear end of each. The trailing edge plate 15 is arranged parallel to and in contact with the outer wall 91 of the building 90 . A plurality of mounting holes 18 through which fixing members such as anchor bolts fixed in advance to the outer wall 91 are inserted are formed in the rear edge plate 15 at predetermined intervals. The frame 10 is fixed to the outer wall 91 by inserting a fixing member into the mounting hole 18 and fastening with a nut or the like.

The side edge plate 16 is provided only on the side frame portion 14 . The side edge plate 16 is bent at a right angle from the rear edge plate 15 and is arranged perpendicular to the outer wall 91 of the building 90 . A plurality of screw holes 19 into which fastening members such as bolts and screws are screwed are formed at predetermined intervals in the side edge plate 16 .

In this embodiment, as shown in FIG. 3, the upper frame portion 11 is formed with two stepped portions, a first stepped portion 12 and a second stepped portion 13 . The second stepped portion 13 is located above the first stepped portion 12 . A first stepped portion 12 is provided continuously from the upper end portion of the trailing edge plate 15 , and a second stepped portion 13 is provided continuously from the upper end portion of the first stepped portion 12 . The first stepped portion 12 has a first horizontal wall portion 12A that extends horizontally from the upper end portion of the trailing edge plate 15, and a first vertical wall portion 12B that rises vertically from the front end portion of the first horizontal wall portion 12A. The second stepped portion 13 has a second horizontal wall portion 13A horizontally extending from the upper end portion of the first vertical wall portion 12B, and a second vertical wall portion 13B vertically rising from the front end portion of the second horizontal wall portion 13A. .

The first horizontal wall portion 12A and the second horizontal wall portion 13A are arranged to extend orthogonally to the outer wall 91 when the frame 10 is fixed to the outer wall 91 . The first vertical wall portion 12B and the second vertical wall portion 13B are arranged to extend parallel to the outer wall 91 when the frame 10 is fixed to the outer wall 91 . In the space formed between the outer wall 91 and the frame 10 by the first stepped portion 12 (the space surrounded on three sides by the outer wall 91, the first horizontal wall portion 12A, and the first vertical wall portion 12B), for example, caulking A sealing material 60 such as material or rubber-like foam is provided. In the present embodiment, the first stepped portion 12 constitutes the sealing material provided portion S. As shown in FIG. A rear edge plate 53 of the top plate 50 to be described later engages with the second vertical wall portion 13B forming the second stepped portion 13 . In this embodiment, the second stepped portion 13 constitutes the engaging portion E, and the second vertical wall portion 13B corresponds to the "parallel wall portion". In this manner, the frame body 10 is provided with the second stepped portion 13 (engagement portion E) separated from the first stepped portion 12 (sealing material provided portion S).

The depth of the first stepped portion 12 is not particularly limited, but it should be deep enough to dispose a sufficient amount of the sealing material 60 to seal the gap between the frame 10 and the outer wall 91 . preferably. For example, the depth of the first stepped portion 12 is preferably 10 mm or more, and more preferably 12 mm or more. The depth of the second stepped portion 13 is not particularly limited, but the depth is such that the actual engaging portion with the top plate 50 can be sufficiently separated from the sealing material 60 disposed on the first stepped portion 12. It is preferable that The depth of the second stepped portion 13 is, for example, preferably 20 mm or more, more preferably 25 mm or more. Also, the depth of the second stepped portion 13 is preferably 1.5 times or more, more preferably 2 times or more, the depth of the first stepped portion 12 .

The side plate 20 is fixed to the frame 10 so as to cover the sides of the opening 92 formed in the outer wall 91 of the building 90 . As shown in FIG. 2 , the side plate 20 has a side plate body 21 , a front edge plate 22 , a rear edge plate 23 , an upper edge plate 24 and a lower edge plate 25 . The side plate main body 21 is formed in a rectangular shape when viewed from the side. The side plate main body 21 is fixed to the frame body 10, and the upper end portion thereof is formed into an inclined side that is downwardly directed toward the front. The front edge plate 22 extends inward from the front end of the side plate main body 21 . The rear edge plate 23 extends outward from the rear end of the side plate main body 21 . The upper edge plate 24 extends inward from the upper end of the side plate main body 21 . The lower edge plate 25 extends inward from the lower end of the side plate main body 21 . A plurality of insertion holes 27 through which fastening members such as bolts and screws are inserted are formed at predetermined intervals in the rear end portion and the lower end portion of the side plate main body 21 . A plurality of screw holes 28 into which fastening members such as bolts and screws are screwed are formed at predetermined intervals in the upper end portion of the side plate main body 21 and the front edge plate 22 .

The bottom plate 30 is fixed to the side plate 20 so as to cover below the opening 92 formed in the outer wall 91 of the building 90 . The bottom plate 30 has a bottom plate body 31 , a front edge plate 32 , a rear edge plate 33 and a pair of side edge plates 34 . The bottom plate main body 31 is formed in a rectangular shape in plan view. The front edge plate 32 extends upward from the front end of the bottom plate main body 31 . The rear edge plate 33 extends upward from the rear end of the bottom plate main body 31 . The side edge plates 34 extend upward from both side ends of the bottom plate main body 31 . A plurality of screw holes 36 into which fastening members such as bolts and screws are screwed are formed at predetermined intervals in the front edge plate 32 and the side edge plates 34 .

The front plate 40 is fixed to the side plate 20 and the bottom plate 30 so as to cover the periphery of the long body cover 80 connected to the food box 1A. The front plate 40 is divided into an upper component plate 41 and a pair of side component plates 45 in this embodiment. The upper component plate 41 is arranged to cover the upper side of the long body cover 80, and the side component plate 45 is arranged to cover the side of the long body cover 80 (see FIG. 1). The upper component plate 41 has an upper component plate main body 42 , an upper edge plate 43 and an upright piece 44 . The upper component plate main body 42 is formed in a laterally long rectangular shape when viewed from the front. The upper edge plate 43 extends rearward from the upper end of the upper component plate main body 42 . The standing piece 44 is formed to stand forward from the central portion of the lower end of the upper component plate body 42 . On both side ends of the upper component plate main body 42, an insertion hole 49a through which a fastening member such as a bolt or a screw is inserted, and a notch 49b are vertically divided and formed.

The side component plate 45 has a side component plate main body 46 , a lower edge plate 47 and an upright piece 48 . The side component plate main body 46 is formed in a vertically long rectangular shape when viewed from the front. The lower edge plate 47 extends rearward from the lower end of the side component plate main body 46 . The standing piece 48 is formed to stand forward from the central portion of the inner end of the side component plate body 46 . A plurality of insertion holes 49a through which fastening members such as bolts and screws are inserted are formed at predetermined intervals in both side end portions of the side component plate main body 46 .

The top plate 50 is attached to the frame 10 and the side plates 20 so as to cover the opening 92 formed in the outer wall 91 of the building 90 . As shown in FIGS. 2 and 4 , the top plate 50 has a top plate body 51 , a front edge plate 52 , a rear edge plate 53 and a pair of side edge plates 54 . The top plate main body 51 is formed in a rectangular shape in plan view. The front edge plate 52 extends downward from the front end of the top plate main body 51 . The rear edge plate 53 extends downward from the rear end of the top plate main body 51 . The side edge plates 54 extend downward from both side ends of the top plate main body 51 . A plurality of insertion holes 56 through which fastening members such as bolts and screws are inserted are formed at predetermined intervals in the side edge plate 54 .

Top plate 50 has top plate body 51 overlaid on upper edge plate 24 of side plate 20 , front edge plate 52 overlaid on the upper end of upper component plate 41 , and side edge plate 54 on the upper end of side plate body 21 of side plate 20 . It is fixed to the side plate 20 in a state of being superimposed on the part. The top plate 50 (top plate main body 51) is arranged in an inclined manner so as to be directed downward from the rear edge plate 53 side toward the front edge plate 52 side. In this embodiment, the angle α formed between the top plate main body 51 and the front edge plate 52 is set to an obtuse angle, and the angle β formed between the top plate main body 51 and the rear edge plate 53 is set to an acute angle. Here, if the tilt angle of the top plate 50 (top plate main body 51) with respect to the horizontal plane is θ, the angle α is set to be larger than 90° by the tilt angle θ (α=90°+θ). The angle β is set to be smaller than 90° by the inclination angle θ (β<90°−θ).

With such angle setting, the top plate main body 51 is overlapped with the upper edge plate 24 of the side plate 20, and the front edge plate 52 is overlapped with the upper end portion of the upper component plate 41, and the rear edge plate 53 is positioned on the tip end side. As it goes to the right side, it is in a state of being inclined and extending away from the outer wall 91 of the building 90 . Then, as shown in FIG. 5, the trailing edge plate 53 is in a state of line contact with the second vertical wall portion 13B of the second stepped portion 13 forming the engaging portion E at the tip portion 53A. In this embodiment, the rear edge plate 53 constitutes the locking portion L, and the rear edge plate 53 itself corresponds to the "inclined wall portion".

The angle β formed between the top plate main body 51 and the trailing edge plate 53 is not particularly limited, but the angle (=90°−β−θ) formed between the second vertical wall portion 13B and the trailing edge plate 53 is 3° to 25°. It is preferably set to be within the range of °. More preferably, the angle β formed by the second vertical wall portion 13B and the trailing edge plate 53 is set to be within the range of 5° to 15°.

The food box 1A of this embodiment can be assembled according to the following procedure.

First, the frame 10 is fixed to the outer wall 91 of the building 90 so as to surround the opening 92 of the outer wall 91 . At this time, the frame 10 is fixed to the outer wall 91 by inserting a fixing member (for example, an anchor bolt or the like) previously provided on the outer wall 91 into the mounting hole 18 of the frame 10 and fastening with a nut or the like.

Next, the pair of side plates 20 are fixed to the frame 10 with the rear end portions of the side plate bodies 21 of the side plates 20 overlapping the side edge plates 16 of the frame 10 . At this time, the pair of side plates 20 are fixed to the frame 10 by inserting fastening members (for example, bolts, screws, etc.) into the insertion holes 27 of the side plates 20 and fastening them to the screw holes 19 of the frame 10 .

Next, the bottom plate 30 is fixed to the pair of side plates 20 with both side ends of the bottom plate main body 31 of the bottom plate 30 placed on the lower edge plates 25 of the side plates 20 . At this time, the bottom plate 30 is fixed to the pair of side plates 20 by fastening the fastening members to the screw holes 36 of the bottom plate 30 (side edge plates 34 ) while inserting the fastening members through the insertion holes 27 of the side plates 20 .

Next, the side component plate 45 is fixed to the side plate 20 and the bottom plate 30 in a state where the outer end portion of the side component plate body 46 is overlapped with the front edge plate 22 of the side plate 20 and the front edge plate 32 of the bottom plate 30 . . At this time, the fastening member is inserted through the insertion hole 49a of the side component plate 45 and fastened to the screw hole 36 of the bottom plate 30 (side edge plate 34) and the screw hole 28 of the side plate 20 (front edge plate 22). , the side component plate 45 is fixed to the side plate 20 and the bottom plate 30 . At this time, the fastening member to be inserted through the insertion hole 49a on the upper end side is not completely fastened, but left loosely fastened.

In this state, piping work is performed, and a long body 70 (piping) and a long body cover 80 are laid on the roof of the building. The ends of the pair of cover side plates 81 of the elongated cover 80 are fixed to the upright pieces 48 of the side component plates 45 .

Next, above the cover side plate 81, the side component plate 45 is removed while the both side ends of the upper component plate main body 42 are superimposed on the front edge plate 22 of the side plate 20 and the upper end portion of the side component plate main body 46. The upper component plate 41 is fixed to the side plate 20 through a part thereof. At this time, the notch 49b of the upper component plate 41 is inserted from above into the loosely tightened fastening member, and the side plate 20 (front edge plate 22) is inserted into the insertion hole 49a of the upper component plate 41 while the fastening member is inserted into the insertion hole 49a of the upper component plate 41. The upper component plate 41 is fixed to the pair of side plates 20 by fastening to the screw holes 28 . Loosely tightened fastening members are then tightened up to complete fastening. Also, the cover top plate 82 is fixed to the pair of cover side plates 81 in a state of being superimposed on the upright pieces 44 of the upper component plate 41 and the pair of cover side plates 81 .

After that, the first stepped portion 12 formed on the upper frame portion 11 of the frame 10 is filled with the sealing material 60 (see FIG. 5).

Next, the top plate main body 51 of the top plate 50 is overlaid on the upper edge plate 24 of the side plate 20 , the front edge plate 52 is overlaid on the upper end portion of the upper component plate 41 , and the side edge plate 54 is overlaid on the side plate main body 21 of the side plate 20 . The top plate 50 is fixed to the side plate 20 in a state of being overlaid on the upper end of the . At this time, the top plate 50 is fixed to the pair of side plates 20 by inserting the fastening members through the insertion holes 56 of the top plate 50 and fastening them to the screw holes 28 at the upper ends of the side plates 20 . In this state, the rear edge plate 53 of the top plate 50 is engaged with the second vertical wall portion 13B of the second stepped portion 13 that constitutes the engaging portion E of the frame body 10 . In this embodiment, as long as the top plate 50 and the frame 10 are at least engaged with each other, the aspect in which they are fixed to each other via the side plate 20 is also included in the concept of “attached”.

In the assembled food box 1A, as shown in FIG. 5, the sealing material installation portion S where the sealing material 60 is installed is separated from the engaging portion E that engages the top plate 50. As shown in FIG. For this reason, after installation, the top plate 50 can be removed without peeling off the sealing material 60, so maintainability is excellent. Therefore, workability after installation is improved.

In addition, by separating the sealing material installation portion S and the engaging portion E, it is possible to use the top plate 50 having an integral structure that is not divided. used. For this reason, an increase in the number of parts can be avoided as compared with a configuration using a top plate having a two-part structure, for example. Therefore, workability at the time of initial installation is good, and there is no particular problem in terms of cost.

In addition, by separating the sealing material provided portion S and the engaging portion E, the actual engaging portion between the frame 10 and the top plate 50 is exposed to the outside. Even in this case, the rear edge plate 53 of the top plate 50 is in line contact with the second vertical wall portion 13B of the second stepped portion 13 constituting the engaging portion E of the frame 10 at its tip portion 53A. Therefore, water droplets reaching the gap between the frame 10 and the top plate 50 can be prevented from penetrating deeper due to the action of surface tension. Therefore, the waterproofness between the frame 10 and the top plate 50 can be improved.

[Other embodiments]
(1) In the above embodiment, the rear edge plate 53 of the top plate 50 that constitutes the locking portion L is formed flat, and the tip portion 53A of the rear edge plate 53 constitutes the engaging portion E. The configuration of line contact with the second vertical wall portion 13B has been described as an example. However, without being limited to such a configuration, for example, as shown in FIG. 6, the rear edge plate 53 may be bent and the bent end 53B may be in line contact with the second vertical wall portion 13B.

(2) In the above-described embodiment, the configuration in which the sealing material installation portion S in which the sealing material 60 is installed is provided in the frame body 10 has been described as an example. However, without being limited to such a configuration, the frame 10 does not necessarily have to be provided with the sealant provided portion S.

(3) The specific shapes of the frame 10, the side plates 20, the bottom plate 30, the front plate 40, and the top plate 50 described in the above embodiment can be changed as appropriate without departing from the scope of the present invention. is. For example, the front plate 40 may be configured to have an integral structure rather than a split structure, or the long body cover 80 may be configured to be connected to the bottom plate 30 instead of the front plate 40 . Alternatively, the top plate 50 may be configured to have a split structure instead of an integral structure.

(4) In the above embodiment, at the time of initial installation, after fixing the frame 10 to the outer wall 91 of the building 90, the pair of side plates 20, the bottom plate 30, the front plate 40, and the long body cover 80 are fixed to this. The configuration has been described as an example in which the sealing material 60 is filled in the sealing material arrangement portion S at the stage where the sealing material is provided. However, without being limited to such a configuration, for example, the sealing material 60 may be filled immediately after fixing the frame 10 to the outer wall 91 of the building 90 . In such a case, the sealing material 60 can be filled in a state where there are few obstacles, so workability at the time of initial installation is improved. Alternatively, the sealing material 60 may be finally filled after the entire assembly of the food box 1A is completed.

(5) In the above embodiment, an example in which the present invention is applied to the food box 1A has been described. However, the present invention is not limited to such a configuration, and can be applied to a hood cover 1B as shown in FIG. 7, for example.

(6) The configurations disclosed in each of the above-described embodiments (including the above-described embodiments and other embodiments; the same applies hereinafter) are applied in combination with the configurations disclosed in other embodiments unless there is a contradiction. It is also possible to Regarding other configurations, the embodiments disclosed in this specification are examples in all respects, and can be modified as appropriate without departing from the scope of the present disclosure.

1 hood-like member 1A hood box 1B hood cover 10 frame 11 upper frame 12 first stepped portion 13 second stepped portion 13B second vertical wall portion (parallel wall portion)
53 trailing edge plate (inclined wall)
60 sealing material 70 long body (piping)
80 Long body cover 90 Building 92 Opening S Sealing material installation part E Engaging part L Locking part

Claims (2)

A hood-shaped member provided at a connection point between a building and a long body cover that covers the long body and is disposed through an opening formed in the building,
A frame fixed to the building, and a top plate attached to the frame and covering the opening above,
The frame has an engaging portion that engages with the top plate, and the top plate has a top plate main body and an engaging portion that engages with the engaging portion of the frame. ,
The locking portion has a rear edge wall portion extending downward from the rear end of the top plate body,
A hood-shaped member in which the engaging portion and the locking portion are engaged by line contact at the tip portion of the trailing edge wall portion . The engaging portion has a parallel wall portion extending parallel to the wall surface of the building,
The trailing edge wall portion extends at an angle so as to separate from the wall surface of the building toward the tip side, and the tip portion of the trailing edge wall portion is in line contact with the parallel wall portion of the engaging portion. The hood-like member according to claim 1.

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