JP3192543U - Exterior louver mounting structure and mounting bracket - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting structure of an exterior louver and a mounting bracket capable of easily mounting and removing the exterior louver. SOLUTION: The mounting brackets 20 and 30 are provided with a lower mounting bracket 30 for attaching a lower end portion of an exterior louver 10 to a lower skeleton and an upper mounting bracket 20 for mounting an upper end portion of the exterior louver 10 to an upper skeleton. Has plate members 21 and 31 extending along the end face of the exterior louver 10 and holding metal fittings 22 and 32 fitted to the hollow portion 11 of the exterior louver 10, and the plate members 21 and 31 are attached to the skeletons 2 and 3. The holding metal fittings 22 and 32 have bolt engagement holes 23 and 33 provided with an introduction groove for the fixing bolt 5, and are attached to the upper surfaces of the plate members 21 and 31, and are hollow in the upper and lower ends of the exterior louver 10. The holding brackets 22 and 32 of the mounting brackets 20 and 30 are fitted into the portion 11, and the skeleton fixing bolts 5 are introduced and fixed into the bolt engaging holes 23 and 33 of the mounting brackets 20 and 30. [Selection diagram] Fig. 2

Description

  The present invention relates to a mounting structure for an exterior louver formed of an extruded cement board or the like, and a mounting bracket used therefor.

  Conventionally, an exterior louver attached as an exterior of a building is an important element for adjusting the light and wind and also for designing the exterior of a building. Examples of the exterior louver include those made of metal, resin, and inorganic material.

  Among these, some exterior louvers formed of an extruded cement board made of an inorganic material are lightened by providing a hollow portion. Hereinafter, the exterior louver of the extruded cement board will be described as an example. Since this exterior louver is formed so as to have a hollow portion, it is lightweight but has high strength, so that the support interval for supporting the exterior louver on the building frame can be increased. For this reason, by adopting an exterior louver of an extruded cement board, it is possible to widen the range of choice of exterior design of the building, and it is possible to realize a wide range of design development of the exterior of the building.

  On the other hand, as a structure for attaching such an exterior louver, generally, an L-shaped angle attached to a building frame is engaged with attachment brackets attached to the upper and lower ends of the exterior louver and attached with bolts. . However, in such a louver mounting structure, it is necessary to provide a mounting bracket on the exterior louver, and the angle, the mounting bracket, and the bolt are exposed at the mounting portion of the exterior louver.

  Therefore, the present applicant has previously filed an exterior louver mounting structure in which the angle, the mounting bracket, and the bolt are not exposed at the mounting portion of the exterior louver as this type of prior art (see Patent Document 1). This exterior louver attachment structure includes an exterior louver hole fixture having a first engagement portion fitted in a hollow portion of an extrusion-molded cement plate, and a second engagement portion sandwiching a crosspiece partitioning the adjacent hollow portions. And an exterior louver crosspiece fixture that comes into contact with the end face of the crosspiece, these fixtures are provided on the exterior louver, and the fixture is welded to the base material provided on the building side of the building. It is fixed. In the case of this mounting structure, the upper and lower ends of the exterior louver are arranged with a predetermined gap from the housing so that welding or the like can be performed.

  According to this exterior louver mounting structure, the exterior louver fitting is not exposed to the outside of the exterior louver, so that the exterior louver can be attached to the building without impairing the design.

JP 2009-57794 A

  However, in the above-described exterior louver mounting structure, when fixing the exterior louver fixture to the base material provided on the housing side by welding or the like, positioning of the fixture is limited by a limited gap between the housing and the exterior louver. After that, it is necessary to fix it to the base material by welding or the like, and the work requires time and labor.

  In addition, when it is necessary to replace the exterior louver, it is necessary to remove the exterior louver after removing the welded portion, etc. in the limited gap between the housing and the exterior louver, and it takes time and effort to replace the exterior louver. Cost.

  SUMMARY OF THE INVENTION An object of the present invention is to provide an exterior louver mounting structure in which an exterior louver can be easily attached and detached, and an attachment fitting used therefor.

  In order to achieve the above object, an exterior louver attachment structure according to the present invention is an exterior louver attachment structure having a hollow portion that is attached between buildings of a building, and the lower end of the exterior louver is located below the enclosure. A lower mounting bracket that is attached to the upper casing, and an upper mounting bracket that mounts an upper end portion of the exterior louver to an upper housing, the mounting bracket includes a plate that extends along an end surface of the exterior louver, and the exterior louver. A holding fitting fitted into the hollow portion, and the plate member has a bolt engaging hole provided with a fixing bolt introduction groove provided in the housing, and the holding fitting is an upper surface of the plate member. The holding bracket of the mounting bracket is fitted into the hollow portion at the upper and lower ends of the exterior louver, and the fixing bolt of the housing is introduced and fixed to the bolt engagement hole of the mounting bracket. .

  With this configuration, the brackets of the mounting bracket are fitted into the hollow portions at the upper and lower ends of the exterior louver, and the bolt engagement holes of the upper mounting bracket and the lower mounting bracket are engaged with the fixing bolts of the upper and lower housings. By fixing each mounting bracket to the housing with this fixing bolt, the upper and lower portions of the exterior louver can be attached to the housing by bolting, and the construction accuracy and workability can be improved.

  In addition, the lower mounting bracket includes a locking block having a height that forms a predetermined gap between the plate member and a lower end of the exterior louver in a middle portion in the longitudinal direction, and the locking block includes a lower end of the exterior louver. The mounting bracket in a state where the crosspiece of the exterior louver is clamped by the clamping member and the locking block is in contact with the lower end of the exterior louver. A fixing bolt of the housing may be introduced into the bolt engaging hole and fixed.

  If comprised in this way, a predetermined | prescribed clearance gap can be formed between a board | plate material and the lower end of an exterior louver with the locking block contact | abutted to the lower end of an exterior louver, and a fixing bolt is fixed to a housing from this clearance gap. Can be done efficiently. Moreover, since the crosspiece at the intermediate portion in the width direction of the exterior louver is sandwiched by the clamping member, the exterior louver can be appropriately displaced even if an interlayer displacement occurs on the housing side.

  Further, the bolt engaging hole is formed in a hole portion that is larger than a shaft diameter of the fixing bolt, and has a hole portion through which the fixing bolt is inserted at a central portion, and a protrusion that is inserted into the bolt engaging hole. The fixing member may further include a fixing member, and the mounting bracket may be fixed by the fixing bolt via the fixing member in a state where the protruding portion of the fixing member is inserted into the bolt engaging hole.

  According to this structure, the fixing bolt is inserted into the hole of the fixing member, and the fixing bracket is fixed to the housing with the protruding portion of the fixing member being inserted into the bolt engaging hole. Even if it is loosened, the exterior louver can be prevented from being detached from the fixing bolt in a state where the protruding portion inserted into the bolt engaging hole is engaged with the bolt engaging hole.

  The introduction groove is formed from one end side and the other end side in the longitudinal direction of the plate material at spaced positions, and the fixing bolt of the housing is introduced and fixed to the bolt engaging hole of the plate material from the facing direction. It may be configured as follows.

  With this configuration, even if the fixing bracket is loosened by the fixing bolt, the outer louver is prevented from being detached from the fixing bolt unless the outer louver rotates in a direction in which the bolt engaging hole of the mounting bracket is detached from the fixing bolt. Can be.

  On the other hand, an exterior louver mounting bracket according to the present invention is an exterior louver mounting bracket having a plurality of hollow portions at both ends, a plate extending along an end surface of the exterior louver, and a predetermined length in the longitudinal direction of the plate A holding metal fitting fitted in a hollow portion provided at an end portion of the exterior louver and an intermediate portion in a longitudinal direction of the plate material, and a predetermined gap between a lower end of the exterior louver and the plate material A locking block for providing a gap, and a bolt engaging hole provided with an introduction groove provided at a predetermined interval in the longitudinal direction of the plate material and introducing a fixing bolt on the housing side from the longitudinal end portion of the plate material.

  With this configuration, by fitting the holding bracket of the mounting bracket into the hollow portion of the exterior louver, introducing the fixing bolt of the housing into the bolt engaging hole of this mounting bracket, and fixing the mounting bracket with this fixing bolt, The exterior louver can be attached to the housing by bolting, and construction accuracy and workability can be improved. In addition, the locking block can provide a predetermined gap between the lower end of the exterior louver and the housing.

  In addition, the holding metal fitting may have an engaging portion that is fitted in the hollow portion of the exterior louver and is urged in a direction of expanding the inner surface of the hollow portion.

  If comprised in this way, since it is urged | biased so that the inner surface of a hollow part may be always pressed by the engaging part of the holding metal fitting fitted by the hollow part of the exterior louver, the edge part of an exterior louver is hold | maintained appropriately be able to.

  The locking block may include a clamping member that clamps a crosspiece that partitions the adjacent hollow portions at the end of the exterior louver.

  With this configuration, the exterior louver can be allowed to swing in the longitudinal direction around the crosspiece sandwiched by the exterior louver. Therefore, even if an interlayer displacement occurs on the building side of the building due to an earthquake or the like, the exterior louver can be It can be displaced appropriately.

  Further, the bolt engaging hole is formed in a hole portion that is larger than a shaft diameter of the fixing bolt, and has a hole portion through which the fixing bolt is inserted at a central portion, and a protrusion that is inserted into the bolt engaging hole. A fixing member having a portion may be further provided.

  With this configuration, the fixing bolt is loosened by inserting the fixing bolt into the hole of the fixing member and fixing the mounting bracket with the protruding portion of the fixing member inserted into the bolt engaging hole. However, the exterior louver can be prevented from being detached from the fixing bolt in a state where the protruding portion inserted into the bolt engaging hole is engaged with the bolt engaging hole.

  Further, the introduction groove may be formed from one end side and the other end side in the longitudinal direction of the plate material at spaced positions.

  With this configuration, even if the fixing bracket is loosened by the fixing bolt, the outer louver is prevented from being detached from the fixing bolt unless the outer louver rotates in a direction in which the bolt engaging hole of the mounting bracket is detached from the fixing bolt. Can be.

  According to the present invention, there is no need for welding when mounting the exterior louver, so positioning and temporary fixing during welding are not required, and it is possible to attach to the housing only by fixing with fixing bolts. For this reason, attachment of an exterior louver becomes easy and it becomes possible to aim at improvement of construction accuracy and workability.

FIG. 1 is a perspective view showing an exterior louver and a housing attached with an exterior louver attachment structure according to the present invention. 2 is a side view, partly in section, of the mounting structure shown in FIG. 3 is a cross-sectional view taken along the line III-III shown in FIG. 4 is a drawing of the mounting bracket shown in FIG. 2, wherein (a) is a perspective view of the lower mounting bracket and (b) is a perspective view of the upper mounting bracket. 5 (a) to 5 (c) are schematic views showing the mounting procedure of the mounting bracket shown in FIG. 6 (a) to 6 (c) are perspective views of a mounting bracket of an example different from the mounting bracket shown in FIG. FIG. 7 is a perspective view showing a state in which a mounting bracket having a bolt engaging hole different from the lower mounting bracket shown in FIG. 8 is a drawing of a fixing member provided between the fixing bolt and the bolt engagement hole shown in FIG. 7, wherein (a) is a side view and (b) is a bottom view. 9 (a) to 9 (c) are schematic views showing a mounting procedure of a mounting bracket having a bolt introduction groove different from the mounting bracket of FIG.

  Embodiments of the present invention will be described below with reference to the drawings. In the following embodiment, an example in which exterior louvers are attached at regular intervals between upper and lower housings (slabs) of a building will be described. Moreover, the exterior louver in the following embodiments will be described by taking an extruded cement board as an example. Further, in this specification and the document of the claim of utility model registration, the exterior louver is referred to as the “width direction” in the side view and the “longitudinal direction” in the side view shown in FIG. 2 is referred to as a “longitudinal direction” and a front-rear direction is referred to as a “width direction”.

  As shown in FIG. 1, the building 1 of this embodiment is provided with slabs 2 and 3 that protrude from the floor portion of each floor. An exterior louver 10 is attached between the upper and lower housings 2 and 3. The exterior louver 10 includes an upper mounting bracket 20 provided at the upper end (hereinafter also referred to as “upper mounting bracket 20”) and a lower mounting bracket 30 provided at the lower end (hereinafter referred to as “lower mounting bracket”). 30 ”) is attached in the vertical direction between the lower surface of the upper housing 2 and the upper surface of the lower housing 3, and a plurality of them are attached in parallel in the horizontal direction. The exterior louver 10 adjusts the incident state of light and the flow of wind to the building 1 and is an important element for the exterior design of the building 1. The exterior louver 10 is attached, for example, so as to be orthogonal to the outer surface of the building 1 as shown in the figure, or is inclined at a predetermined angle from the orthogonal angle.

  The exterior louver 10 shown in the figure is provided between the housings 2.3 on the predetermined floor, and the mounting brackets 20 and 30 are fixed to the fixing bolts 5 provided in advance at the mounting positions of the upper housing 2 and the lower housing 3. Installed in. As the fixing bolt 5, if the housing 2.3 is a reinforced concrete structure, a PC (prestressed concrete) insert 4 (see FIG. 2, hereinafter simply referred to as “insert”) is embedded in the housings 2 and 3. Screwed into the insert 4 is provided. And in the mounting structure 80 of the exterior louver 10 of this embodiment, the lower mounting bracket 30 provided at the lower end of the exterior louver 10 is attached to the lower housing 3 with the fixing bolt 5 and the upper mounting provided at the upper end. The metal fitting 20 is attached to the upper housing 2 with the fixing bolt 5.

  2 is a partial cross-sectional side view of the mounting structure 80 shown in FIG. 1, and FIG. 3 is a cross-sectional view taken along arrows III-III shown in FIG. The upper mounting bracket 20 and the lower mounting bracket 30 in the mounting structure 80 of the exterior louver 10 include plate members 21 and 31 attached to the housing 2.3 and a holding bracket 22 fitted to the hollow portion 11 of the exterior louver 10. , 32 are provided. The plate members 21 and 31 are formed in a rectangular shape smaller than the end surface of the exterior louver 10. In addition, the lower mounting bracket 30 is provided with a locking block 35 at the center in the longitudinal direction, and a crosspiece 12 that partitions the hollow portion 11 of the exterior louver 10 is clamped by a clamping member 36 provided on the upper surface of the locking block 35. It is supposed to be.

  In this embodiment, the above-described insert 4 is provided in the housing 2.3 in advance, and the fixing bolt 5 is screwed into the thread portion of the insert 4. The shaft portion of the fixing bolt 5 is introduced into the bolt engaging holes 23 and 33 from the introduction grooves 24 and 34 (FIG. 4) of the plate members 21 and 31, and the mounting brackets 20 and 30 are attached to the casing 2 and the fixing bolt 5. 3 is fixed.

  The exterior louver 10 is set to a height (length) that can secure a gap S that can be bolted at the upper and lower positions when attached to the upper and lower housings 2.3. In this embodiment, since the clearance S is generated between the lower mounting bracket 30 and the housing 2.3 due to the height of the locking block 35, the upper side is the same as the lower side when it is attached. A gap S corresponding to a thickness of 35 is generated.

  Moreover, the sealing material 40 is provided in the clearance gap S between the exterior louver 10 and the housing 2.3 after attachment. This prevents the metal fitting from being exposed from the exterior louver 10 and prevents the metal fitting from being deteriorated due to wind and rain. In this embodiment, a drain pipe 41 is provided at the end of the sealing material 40. Thereby, even if rainwater enters the inside of the sealing material 40, it is discharged from the drain pipe 41.

  FIGS. 4A and 4B show a lower mounting bracket 30 and an upper mounting bracket 20 which are exterior louver mounting brackets attached to the end portion of the exterior louver 10. As shown in FIG. 4 (a), the lower mounting bracket 30 of this embodiment has a plate material 31 extending along the end surface of the exterior louver 10, and the plate material 31 is a hollow portion 11 of the exterior louver 10. The holding metal fitting 32 to be fitted to the housing 2.3 and the introduction groove 34 for guiding the fixing bolt 5 provided on the housing 2.3 to the bolt engaging hole 33 of the plate member 31 are provided at two places. In this embodiment, an introduction groove 34 is provided on one end side of the long side of the plate material 31, and is connected to a bolt engagement hole 33 provided in the central portion of the plate material 31. Accordingly, the shaft portion of the fixing bolt 5 can be guided from the introduction groove 34 to the bolt engagement hole 33 by moving the plate material 31 in the horizontal direction.

  Further, the holding metal fittings 32 are provided at two predetermined intervals in the longitudinal direction of the plate material 31 and are provided so as to coincide with the positions of the hollow portions 11 provided in the exterior louver 10. The holding metal fitting 32 has an engaging portion 32a that is fitted in the hollow portion 11 of the exterior louver 10 and urges the inner surface of the holding fitting 32 in the direction of expanding the inner surface. The engaging portion 32a can be formed of spring steel that urges the inner surface of the hollow portion 11 outward. The holding fitting 32 can be attached to the exterior louver 10 itself so as to keep the state engaged with the exterior louver 10 without drilling.

  In addition, the lower mounting bracket 30 is provided with a locking block 35 that forms a predetermined gap S between the plate 31 and the lower end of the exterior louver 10 at the middle in the longitudinal direction of the plate 31. The locking block 35 is set to a height at which a predetermined gap S (FIG. 2) can be formed between the housings 2 and 3 and the lower end of the exterior louver 10 in a state where the lower end of the exterior louver 10 is in contact. Has been.

  In addition, the locking block 35 is provided with a clamping member 36 that clamps the crosspieces 12 (FIG. 2) that partitions the adjacent hollow portions 11 in the intermediate portion in the width direction at the lower end of the exterior louver 10. The clamping member 36 can be formed of spring steel or the like that maintains the state in which the crosspiece 12 of the exterior louver 10 is sandwiched.

  In this embodiment, by providing a clamping member 36 that clamps the crosspiece 12 on the locking block 35 provided on the lower mounting bracket 30, the displacement is performed with the intermediate portion at the end of the exterior louver 10 as a fulcrum at the time of interlayer displacement. Therefore, stability at the time of interlayer displacement can be improved.

  As shown in FIG. 4 (b), the upper mounting bracket 20 of this embodiment also has a plate material 21 extending along the end surface of the exterior louver 10, and the plate material 21 is fitted in the hollow portion 11 of the exterior louver 10. The holding metal fittings 22 to be joined are provided at two locations at predetermined intervals in the longitudinal direction. The holding metal fitting 22 also has an engaging portion 22a that is fitted in the hollow portion 11 of the exterior louver 10 and urges the inner surface of the holding metal fitting 22 in a direction of expanding the inner surface. The engaging portion 22a can also be formed of spring steel or the like that biases the inner surface of the hollow portion 11 outward.

  Similarly to the lower mounting bracket 30, two introduction grooves 24 of the fixing bolt 5 provided in the housing 2.3 are provided at one end side of the long side of the plate material 21, and the width direction central portion of the plate material 21 is provided. Are connected to the bolt engaging holes 23 provided in Accordingly, the shaft portion of the fixing bolt 5 can be guided from the introduction groove 24 to the bolt engagement hole 23 by moving the plate member 21 in the horizontal direction. The upper mounting bracket 20 is not provided with the locking block 35. Therefore, the clamping member 36 is not provided. The overall size of the upper mounting bracket 20 is the same as that of the lower mounting bracket 30.

  In addition, the said board | plate materials 21 and 31, the rocking | locking block 35, and the holding metal fittings 22 and 32 can use what gave hot-dip galvanization and electroplating to stainless steel or steel materials.

  According to the upper mounting bracket 20 and the lower mounting bracket 30 as described above, as shown in FIG. 2 described above, the lower mounting bracket 30 has the holding bracket 32 fitted to the hollow portion 11 of the exterior louver 10, The crosspiece 12 at the lower end of the exterior louver 10 is sandwiched by the clamping member 36, and the locking block 35 is brought into contact with the lower end of the exterior louver 10. The upper mounting bracket 20 is in a state in which the holding bracket 22 is fitted in the hollow portion 11 of the exterior louver 10.

  Then, the exterior louver 10 in this state is transported to the vicinity of the mounting position of the housing 2.3 and moved in the horizontal direction, whereby the housing 2 is inserted into the bolt engaging holes 23 and 33 of the upper mounting bracket 20 and the lower mounting bracket 30. .3 fixing bolts 5 are introduced from the introduction grooves 24 and. Thereafter, the fixing bolt 5 is screwed and fixed to the insert 4 to complete the operation of attaching the exterior louver 10 between the casings 2.3 without drilling the exterior louver 10 itself.

  In this state, the holding brackets 22 and 32 of the mounting brackets 20 and 30 are fitted into the hollow portion 11 at a position away from the end portion in the width direction of the exterior louver 10, and the inner surfaces thereof are engaged with the engagement portions 22a and 22a. Since it is urged | biased and hold | maintained in the direction expanded by 32a, the attachment intensity | strength of the exterior louver 10 by the attachment brackets 20 and 30 is maintained.

  Moreover, the exterior louver with the locking block 35 as a fulcrum even when the building 1 is displaced between layers by the clamping member 36 of the locking block 35 integrally provided at the center in the longitudinal direction of the lower mounting bracket 30, for example. 10 is displaced. In addition, since a predetermined gap S is provided between the exterior louver 10 and the housing 2.3, even if an interlayer displacement occurs, contact between the exterior louver 10 and the housing 2.3 is avoided by this gap S. be able to. Thus, the movement of the exterior louver 10 can be made smooth when the interlayer is displaced, and contact between the exterior louver 10 and the casings 2 and 3 can be prevented.

  5 (a) to 5 (c) are schematic diagrams showing the mounting procedure of the mounting brackets 20 and 30. FIG. In these drawings, only the plate members 21 and 31 of the lower mounting bracket 30 and the upper mounting bracket 20 attached to the exterior louver 10 as described above are illustrated and described. In addition, since the board | plate materials 21 and 31 are the same magnitude | sizes and the same shape, it describes with a code | symbol.

  As shown in FIG. 5 (a), the exterior louver 10 is arranged in parallel to the fixing bolt 5, and the exterior louver 10 is moved in parallel, so that the bolt engaging holes 23, The fixing bolt 5 is introduced into 33. Then, as shown in FIG. 5B, the exterior louver 10 is slightly shifted in the width direction in this state. After that, in the state shown in FIG. 5 (c), the mounting brackets 20 and 30 are attached to the housing 2.3 with the fixing bolt 5.

  In this way, according to the mounting structure 80 for mounting the exterior louver 10 to the housing 2.3, there is no need for welding when mounting the exterior louver 10, so positioning and temporary fixing during welding are not required, and only fixing with the fixing bolt 5 is required. Therefore, the exterior louver 10 can be easily attached, and the construction accuracy and workability can be improved.

  FIGS. 6A to 6C are perspective views showing examples of mounting brackets different from the mounting brackets 20 and 30 shown in FIGS. 4A and 4B. In these drawings, a configuration different from that of the mounting brackets 20 and 30 will be described, and the same components will be denoted by the same reference numerals and description thereof will be omitted.

  FIG. 6A is a different example of the lower mounting bracket 30. The lower mounting bracket 50 is an example in which the clamping member 36 is not provided on the locking block 35. The lower mounting bracket 50 can be used when a large displacement does not occur even when an interlayer displacement occurs, such as when the longitudinal dimension of the exterior louver 10 is short.

  FIG. 6B is a different example of the lower mounting bracket 30. The lower mounting bracket 51 is provided with a small holding bracket 52 that fits into the hollow portion 11 of the exterior louver 10. In the case of the lower mounting bracket 51, for example, it can be used for mounting the exterior louver 10 having a low height.

  FIG. 6C shows a different example of the upper mounting bracket 20. The upper mounting bracket 53 is provided with a small holding bracket 52 that fits into the hollow portion 11 of the exterior louver 10. In the case of the upper mounting bracket 53, for example, it can be used for mounting the exterior louver 10 having a low height.

  In addition, these examples are examples, and according to the structure of the exterior louver 10, it is possible to combine them, to change the size of the holding bracket, or to change the number of bolt engagement holes.

  FIGS. 7A and 7B show an example in which a mounting bracket 60 having a bolt engaging hole 63 different from the lower mounting bracket 30 shown in FIG. (a), (b) is drawing of the fixing member 65 provided between this bolt engaging hole 63 and the fixing bolt 5. FIG. In these drawings, a configuration different from that of the mounting bracket 30 will be described, and the same configuration will be denoted by the same reference numeral, and the description thereof will be omitted.

  As shown in FIG. 7 (b), in the mounting bracket 60 of this embodiment, the diameter of the bolt engaging hole 63 provided in the plate material 61 is larger than the diameter of the shaft portion of the fixing bolt 5 and is larger than the width of the introduction groove 34. It has a large hole. Then, as shown in FIG. 7 (a), the fixing bolt 5 is inserted into the hole 67 of the fixing member 65 having the protruding portion 66 (FIG. 8) having substantially the same diameter as the bolt engaging hole 63. The mounting bracket 60 is fixed via the member 65.

  As shown in FIGS. 8A and 8B, the fixing member 65 is a two-stage washer (hereinafter, the same reference numeral as that of the fixing member 65). The washer 65 is a stepped washer 65 having a hole 67 through which the fixing bolt 5 is inserted at the center and a protrusion 66 inserted into the large-diameter bolt engagement hole 63 around the hole 67. The washer 65 may be a fixing member integrated with the head of the fixing bolt 5.

  According to such a mounting bracket 60, the fixing bolt 5 is tightened in a state where the protruding portion 66 of the washer 65 is inserted into the bolt engaging hole 63, and the mounting bracket 60 is fixed to the housings 2 and 3. Therefore, in this case as well, the workability can be improved and the mounting bracket 60 can be securely attached to a predetermined position of the housing 2.3 (position where the fixing bolt 5 is disposed).

  Moreover, according to the mounting structure using the mounting bracket 60, even if the fixing bolt 5 is loosened for some reason, the protruding portion 66 of the washer 65 is inserted into the bolt engaging hole 63. In a state where the bolt engaging hole 63 is engaged, the mounting bracket 60 of the exterior louver 10 can be prevented from being detached from the housing 2.3.

  9 (a) to 9 (c) are schematic views showing an attachment procedure of an example in which different introduction grooves 70 and 71 are provided in the attachment fittings 20 and 30 shown in FIG. In this figure, since only the introduction grooves 70 and 71 are different from the attachment fittings 20 and 30, only the introduction grooves 70 and 71 are denoted by different reference numerals, and only the attachment procedure of the attachment fittings 20 and 30 will be described.

  In the plate members 21 and 31 of the mounting brackets 20 and 30 in this example, one introduction groove 70 is formed from one end side in the longitudinal direction, and another introduction groove 71 is formed from the other end side. That is, the introduction grooves 70 and 71 are provided so as to face each other from both ends in the longitudinal direction of the plate materials 21 and 31. In this way, according to the mounting brackets 20 and 30 provided with the introduction grooves 70 and 71 of the fixing bolt 5 so as to be opposed from both ends in the longitudinal direction of the plate members 21 and 31, as shown in FIG. The fixing bolt 5 can be introduced into the bolt engaging holes 23 and 33 from the introduction grooves 70 and 71 by rotating the exterior louver 10 disposed obliquely with respect to the bolt 5. Then, as shown in FIG. 9B, the plate members 21 and 31 are slightly shifted in the longitudinal direction in a state where the longitudinal direction of the exterior louver 10 is engaged with the fixing bolt 5 of the housing 2.3 from the opposite direction. . Thereafter, in the state shown in FIG. 9 (c), the mounting brackets 20 and 30 are fixed to the housing 2.3 with the fixing bolt 5.

  Therefore, according to the mounting brackets 20 and 30 having the introduction grooves 70 and 71, even if the fixing state by the fixing bolt 5 is loosened, the fixing bolt 5 is not used unless the exterior louver 10 itself rotates with respect to the housing 2.3. Since the bolt engagement holes 23 and 33 are not displaced from each other, a more stable mounting structure can be obtained.

  As described above, according to the mounting structure 80 of the exterior louver 10, the holding brackets 22 and 32 are fitted into the hollow portion 11 of the exterior louver 10, and the locking block 35 is in contact with the lower end of the exterior louver 10. If the housing 2.3 is disposed at the mounting position, the mounting operation of the exterior louver 10 is completed only by fixing with the fixing bolt 5. Therefore, positioning and fixing of the exterior louver 10 are facilitated, time and labor required for conventional welding and the like can be reduced, and construction accuracy and workability can be improved.

  Moreover, since the mounting brackets 20 and 30 are not welded to the housing 2.3, when the exterior louver 10 is replaced, the exterior louver 10 can be easily removed if the fixing bolt 5 is loosened. Can be replaced well.

  In addition, according to the mounting brackets 20 and 30, the work of forming the holding brackets 22 and 32 and the locking block 35 on the plate members 21 and 31 and forming them integrally can be performed at the factory. Can be made constant, and the durability and reliability of the mounting brackets 20 and 30 after construction can be improved.

  In the above-described embodiment, the example in which the two mounting brackets 20 and 30 provided on the exterior louver 10 are fixed with the fixing bolt 5 is described. However, the fixing with the fixing bolt 5 may be three or more, The present invention is not limited to the above embodiment.

  In the embodiment shown in FIGS. 1 to 5, the example in which the central portion of the exterior louver 10 is sandwiched by the sandwiching member 36 has been described. However, the sandwiching member 36 is not provided depending on the size of the exterior louver 10, the mounting conditions, and the like. The present invention is not limited to the above embodiment.

  Furthermore, the above-described embodiment shows an example, and the material of the exterior louver 10 is not limited, and various modifications can be made without departing from the spirit of the present invention. It is not limited to the embodiment.

  The mounting structure of the exterior louver according to the present invention can be used for mounting an exterior louver provided as an exterior in various buildings.

1 building
2 Upper housing
3 Lower housing
5 Fixing bolt 10 Exterior louver 11 Hollow part 12 Crosspiece 20 Mounting bracket (upper side)
21 Plate material 22 Holding bracket 22a Engagement part 23 Bolt engagement hole 24 Introducing groove 30 Mounting bracket (lower side)
31 Plate material 32 Holding metal fitting 32a Engagement part 33 Bolt engagement hole 34 Introducing groove 35 Locking block 36 Holding member 40 Sealing material 50 Lower attachment metal 51 Lower attachment metal 52 Holding metal 53 Upper attachment metal 60 Mounting metal 61 Plate material 63 Bolt Engagement hole 65 Fixing member (washer)
66 Projection 70 Introducing groove 71 Introducing groove 80 Mounting structure
S clearance

Claims (9)

A mounting structure of an exterior louver having a hollow portion that is mounted between building frames,
A lower mounting bracket for attaching the lower end of the exterior louver to the lower housing, and an upper mounting bracket for attaching the upper end of the exterior louver to the upper housing,
The mounting bracket has a plate member extending along an end surface of the exterior louver, and a holding bracket fitted into a hollow portion of the exterior louver,
The plate member has a bolt engaging hole provided with an introduction groove for a fixing bolt provided in the housing,
The holding bracket is attached to the upper surface of the plate material,
The exterior louver is characterized in that a retaining bracket of the mounting bracket is fitted into a hollow portion at the upper and lower ends of the exterior louver, and a fixing bolt of the housing is introduced and fixed to a bolt engaging hole of the mounting bracket. Mounting structure. The lower mounting bracket is provided with a locking block having a height that forms a predetermined gap between the plate member and the lower end of the exterior louver in the middle in the longitudinal direction,
The locking block has a sandwiching member that sandwiches a crosspiece at the intermediate portion in the width direction at the lower end of the exterior louver,
In the state where the crosspiece of the exterior louver is sandwiched by the clamping member and the locking block is in contact with the lower end of the exterior louver, the fixing bolt of the housing is introduced and fixed to the bolt engagement hole of the mounting bracket. The mounting structure of the exterior louver according to claim 1 configured as described above. The bolt engagement hole is formed in a hole that is larger than the shaft diameter of the fixing bolt,
A fixing member having a hole portion through which the fixing bolt is inserted in a central portion and a protruding portion to be inserted into the bolt engaging hole;
The mounting structure of the exterior louver according to claim 1 or 2, wherein the mounting bracket is fixed via the fixing member with the fixing bolt in a state where the protruding portion of the fixing member is inserted into the bolt engagement hole. . The introduction groove is formed from one end side and the other end side in the longitudinal direction of the plate material at spaced positions,
The mounting structure of the exterior louver according to any one of claims 1 to 3, wherein the fixing bolt of the housing is introduced and fixed from the introduction groove to the bolt engagement hole in a direction opposite to the fixing bolt. A mounting bracket for an exterior louver having a plurality of hollow portions at both ends,
A plate extending along the end face of the exterior louver;
A holding fitting that is provided at a predetermined interval in the longitudinal direction of the plate material and is fitted into a hollow portion provided at an end of the exterior louver;
A locking block provided at a middle portion in the longitudinal direction of the plate material and providing a predetermined gap between a lower end of the exterior louver and the plate material;
An exterior louver mounting, comprising: a bolt engaging hole provided at a predetermined interval in the longitudinal direction of the plate material and provided with an introduction groove for introducing a fixing bolt on the housing side from the longitudinal direction end of the plate material Hardware.   The exterior louver mounting bracket according to claim 5, wherein the holding bracket includes an engagement portion that is fitted in a hollow portion of the exterior louver and is urged in a direction of expanding and expanding an inner surface of the hollow portion.   The exterior louver mounting bracket according to claim 5 or 6, wherein the locking block includes a clamping member that clamps a crosspiece that partitions the adjacent hollow portions at the end of the exterior louver. The bolt engagement hole is formed in a hole that is larger than the shaft diameter of the fixing bolt,
The exterior louver attachment according to any one of claims 5 to 7, further comprising: a fixing member having a hole portion through which the fixing bolt is inserted at a central portion and a protruding portion inserted into the bolt engaging hole. Hardware.   The exterior louver mounting bracket according to any one of claims 5 to 8, wherein the introduction groove is formed from one end side and the other end side in the longitudinal direction of the plate member at spaced positions.

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