JP3722184B2 - Support structure for eaves back plate - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention mainly relates to a support structure for an eaves back plate in a curtain wall structure.
[0002]
[Prior art]
Generally, when attaching an eaves back board in a building, the eaves back field edge fixed to the eaves back board is supported by a hanging metal fitting protruding outward from the wall surface of the outer wall panel. And this suspension metal fitting is attached to the frame of the outer wall panel with a bolt or the like.
[0003]
[Problems to be solved by the invention]
Conventionally, in order to attach the hanging bracket to the frame of the outer wall panel, a dedicated bolt or the like is required, and the number of parts is increased, and a bolt hole for this purpose must be formed in the frame. In addition, since the hanging bracket protrudes outward from the wall surface of the outer wall panel, when attaching the edge of the eave back to the hanging bracket, the tightening work of bolts and the like is extremely complicated due to the proximity of the wall surface of the outer wall panel. There was the fault that it became.
[0004]
An object of the present invention is to provide a support structure for an eave back plate that can easily support the eave back plate and can simplify the structure by solving such problems.
[0005]
[Means for Solving the Problems]
To solve the above problems, the present invention is fitted with a bracket hanger to support bolt fastener for hanging the outer wall panel, and to support the eaves backing plate by a suspended hoist bolts from the hanger Nokiuraban In the support structure, the support bolt protruding upward from the upper end of the outer wall panel is inserted from the lateral direction, the support bolt is inserted into a slit formed in the suspension metal, In this state, the suspension fitting is attached to the support bolt by tightening a tightening nut screwed to the support bolt.
[0006]
Further, the suspension fitting is formed integrally with the attachment piece attached to the support bolt and the support piece supporting the suspension bolt in a state of being displaced in the vertical direction.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a longitudinal sectional view of a support structure for an eaves back plate according to an embodiment of the present invention, FIG. 2 is an enlarged longitudinal sectional view of the main part thereof, and FIG. 3 is an exploded perspective view of the same. In the figure, (1) is an outer wall panel, and this outer wall panel (1) is attached to a rectangular siding material (2) made of an inorganic material such as a lightweight concrete board and the back surface of the siding material (2). It consists of a rectangular frame-shaped metal frame (3).
[0008]
A support bolt (5) is inserted into the bolt hole (4) formed in the upper surface of the metal frame (3) in the outer wall panel (1) from the lower side, and the support bolt (5 The fastening nut (6) screwed onto the metal frame (3) is fastened, and the support bolt (5) is fixed to the metal frame (3) in a state of protruding upward.
[0009]
(10) is a support bracket for supporting the outer wall panel (1). As shown in FIG. 3, the support bracket (10) is a horizontal mounting plate (mounted on the floor beam (11) side). 12) and a horizontal support plate (13) attached to the outer wall panel (1) side are integrally and continuously formed in a state of being displaced in the vertical direction, and are formed in a substantially Z-shape as a whole. The mounting plate (12) is formed with a long hole (14) for inserting a bolt extending in and out of the building, and the support plate (13) is formed with a circular bolt hole (15).
[0010]
Then, the upper end of the support bolt (5) protruding from the outer wall panel (1) is inserted from below into the bolt hole (15) of the support plate (13) of the support bracket (10), and another nut is connected to the upper end. The support fitting (10) is temporarily attached to the outer wall panel (1) by screwing (16). A fastener (17) for suspending the outer wall panel (1) from the floor beam (11) is constituted by the support fitting (10) and the support bolt (5).
[0011]
The floor beam (11) is made of H-shaped steel arranged so that the flanges (21) and (22) are vertically parallel, and the bolt formed on the lower flange (22) of the floor beam (11) The mounting plate (12) is brought into contact with the lower surface of the lower flange (22) so that the hole (23) and the elongated hole (14) of the mounting plate (12) of the support metal fitting (10) coincide with each other. By screwing and tightening the nut (25) from the upper side of the flange (22) to the tip of the mounting bolt (24) inserted into the bolt hole (23) and the long hole (14), the support bracket (10) is attached. Fixed to the lower flange (22) of the beam (11), the outer wall panel (1) is suspended from the floor beam (11).
[0012]
At that time, within and out of the length of the long hole (14) of the mounting plate (12), the support metal fitting (10) can be adjusted, that is, the outer wall panel (1) can be adjusted in and out of the building. Further, the height of the entire outer wall panel (1) can be adjusted by rotating the nut (16) at the upper end supporting the support bolt (5).
[0013]
In the above, as shown in FIG. 2, between the clamping nut (6) fixing the support bolt (5) to the metal frame (3) and the lower surface of the support plate (13) of the support bracket (10). There is a gap, and the support bolt (5) can move up and down with respect to the support fitting (10) within the range of the gap. In other words, when the housing is shaken during an earthquake, the outer wall panel (1) does not resist the shaking of the housing and swings within the above range, so that the outer wall panel (1) is dropped or damaged. Therefore, a locking operation is performed to prevent this.
[0014]
A floor material (30) such as a balcony floor is installed on the upper surface of the upper flange (21) of the floor beam (11) that suspends the outer wall panel (1) in this way. An eaves back plate (31) is arranged on the lower side. Hereinafter, the support structure of the eaves back plate (31) will be described.
[0015]
On the upper surface of the eaves back plate (31), a plurality of rectangular tube shaped eaves back field edges (32), (32),... Further, a plurality of U-shaped field edge receiving members (33), (33),... Are fixed along the wall surface direction so as to straddle the upper surfaces of the eaves back field edges (32), (32).
[0016]
Bolt insertion holes are formed in necessary places on the upper plate of the field edge receiving material (33), and the lower end of the suspension bolt (35) is inserted into this bolt insertion hole so that the upper plate is sandwiched between them. The upper and lower nuts (36) and (37) screwed to the suspension bolt (35) are tightened, and the suspension bolt (35) is fixed to the field edge receiving member (33) in a state of protruding upward.
[0017]
(40) is a hanging bracket for holding the eaves back plate (31). As shown in FIG. 3, the hanging bracket (40) is attached to the support bolt (5) of the fastener (17). The horizontal mounting piece (41) and the horizontal support piece (42) for supporting the suspension bolt (35) are integrally continuous in a state of being displaced in the vertical direction, and formed into a substantially Z-shape as a whole. Has been. The mounting piece (41) is formed with a bolt insertion slit (43) extending from the end on the inward side of the building to the outside of the building, and the support piece (42) has a circular bolt hole (44). Is formed.
[0018]
Then, the nut (45) is screwed onto the suspension bolt (35) projecting from the field edge receiving material (33) on the in-building side, and the suspension bolt (35) projecting upward from the nut (45) Insert the upper end into the bolt hole (44) of the support piece (42) of the suspension bracket (40) from the lower side, and screw another nut (46) to the upper end to screw these upper and lower nuts (45) (46) The suspension fitting (40) is attached in advance to the suspension bolt (35) by tightening.
[0019]
Then, the fastening nut (6) screwed to the support bolt (5) of the fastener (17) hanging the outer wall panel (1) is loosened, and the fastening nut (6) and the metal frame (3 ), Insert the mounting piece (41) of the hanging bracket (40) from the side, and insert the support bolt (5) into the slit (43) of the mounting piece (41). The fastening bracket (40) is attached to the support bolt (5) by retightening (6). As a result, the end of the eaves back plate (31) on the in-building direction side is supported by the suspension bolt (35) suspended from the suspension fitting (40).
[0020]
At that time, within the range of the length of the slit (43) of the mounting piece (41), the entrance / exit of the hanging metal fitting (40), that is, the entrance / exit of the eaves back plate (31) in the building inside / outside direction can be adjusted. Further, by rotating the upper and lower nuts (45) and (46) screwed into the suspension bolt (35), the height of the end portion of the eaves back plate (31) on the in-building direction side can be adjusted.
[0021]
In addition, at the end of the eaves back plate (31) on the outside direction of the building, the fastening bolt (51) with a thumbscrew (50) is attached to the upper end of the suspension bolt (35) protruding from the field edge receiving material (33). , And a fastening member (51) is attached to the suspension bolt (35) in advance by tightening a nut (52) screwed onto the upper side of the nut (52).
[0022]
Then, by inserting the groove portion of the fastener (51) from the lateral direction into the lower flange (54) of the floor beam (53) and tightening the thumbscrew (50), the fastener (51) is attached to the floor beam (53). Is attached to the lower flange (54). As a result, the end of the eaves back plate (31) on the outside direction side of the building is supported by the suspension bolt (35) suspended from the stopper (51). At that time, the height of the end portion of the eaves back plate (31) on the outside of the building can be adjusted by rotating the nut (52) screwed into the suspension bolt (35).
[0023]
In the figure, (55) is a hanging wall with a rectangular frame-shaped metal frame (57) fixed to the back of the siding material (56), and (58) is attached to the lower end of the hanging wall (55). This is the decorative margin around the eaves under the eaves.
[0024]
【The invention's effect】
As is apparent from the above description, according to the present invention, the hanging metal fitting is attached to the fastener support bolt for hanging the outer wall panel to support the eaves back plate. Dedicated bolts and bolt holes for this purpose can be eliminated, thereby simplifying the structure.
[0025]
In addition, the suspension bracket can be attached to the support bolt by inserting the suspension bracket from the lateral direction with respect to the support bolt protruding upward from the upper end of the outer wall panel. The hanging bracket can be attached very easily. In addition, if the suspension fitting is attached to the eaves back plate in advance and the suspension fitting is attached to the support bolt, the bolt tightening work in the state where the wall surface of the outer wall panel is close can be eliminated, and the eaves back plate Can be easily installed.
[0026]
In addition, since the mounting piece attached to the support bolt and the support piece that supports the suspension bolt are displaced in the vertical direction, the suspension bracket can secure the vertical adjustment allowance of the eaves back plate and the horizontal level. It can be adjusted easily.
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view of a support structure for an eaves back plate according to an embodiment of the present invention.
FIG. 2 is an enlarged longitudinal sectional view of the main part of the same.
FIG. 3 is an exploded perspective view of the same.
[Explanation of symbols]
(1) Exterior wall panel
(5) Support bolt
(6) Tightening nut
(17) Fastener
(31) Eave back plate
(35) Hanging bolt
(40) Suspension bracket
(41) Mounting piece
(42) Support piece
(43) Slit

Claims (2)

In the eaves back plate support structure in which the hanging metal fitting is attached to the fastener support bolt for hanging the outer wall panel and the eaves back plate is supported by the hanging bolt suspended from this hanging metal fitting, from the upper end of the outer wall panel By tightening the support bolt projecting upward, the support fitting is inserted through a slit formed in the suspension fitting by inserting the suspension fitting from a lateral direction, and screwed into the support bolt in this state. An eaves backboard support structure , wherein the suspension fitting is attached to the support bolt by tightening a nut . The eaves backing plate support structure according to claim 1, wherein the suspension fitting is integrally formed with a mounting piece attached to the support bolt and a support piece supporting the suspension bolt being vertically displaced. .

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