JP2514196Y2 - Connecting structure of rafter and field - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting structure for connecting rafters, which is a constituent member of a roof portion of a building such as a garage or a terrace, and a field edge, and more particularly to a connecting structure for connecting and fixing the two with one touch. .

[0002]

2. Description of the Related Art As a connecting device of this type, as disclosed in Japanese Utility Model Laid-Open No. 58-5552, for example, left and right leg plate portions arranged in parallel at a desired interval and one end of the leg plate portions. There is a gate-shaped metal connector having a flat plate-like plate portion for connecting the two and the left and right fixing plate portions extending outward at right angles from the other ends of the both leg plate portions. A screw insertion hole is formed in the left and right fixing plate portions, and a screw hole corresponding to the screw insertion hole is formed in the rafter fixing portion of the rafter. And when placing and fixing the field edge on the rafter,
The left and right fixing plate portions are brought into contact with the rafter in a state where the left and right leg plate portions of the connecting tool are sandwiched between the left and right side plate portions, and screws are inserted from the screw insertion holes and screwed and fixed into the rafter screw holes.

Another example of the above-mentioned connecting device is the connecting device disclosed in Japanese Utility Model Publication No. 61-14481. This connecting tool has a V-shaped bent portion in which one end of a substantially U-shaped metal plate member is folded back in the direction of the projecting surface, and a bent piece in which a bolt insertion hole is formed at the other end. The head is composed of a bolt having a short side portion which can be fitted into a rail groove formed on the lower surface of the field edge and a long side portion having a dimension larger than the groove width of the rail groove. Then, when the field edge is placed and fixed on the rafter, the V-shaped bent portion of the connecting tool is inserted into the opening of the rafter made of a lumber having a substantially C-shaped cross section having an opening surface on the side surface, and While the tip is locked to the opening edge, the bolt head is inserted into the rail groove of the field edge or rotated by 90 °, and the long side portion is locked to the rail groove and the bolt is formed on the rafter. It is to be inserted into the insertion hole and the bolt insertion hole of the connecting tool, and tightened and fixed with a nut via a washer.

[0004]

However, when using the connector disclosed in each of the above publications, not only is it necessary to adjust the fixing position of the rafter and the field edge by hole matching and the like, and The positioning is time-consuming, and the bolt operation is required to fix the connecting tool to the rafter or the field edge, resulting in extremely low work efficiency.

The present invention has been made to solve the above problems, and requires no special consideration in positioning the rafter and the field edge, and enables the fixing of the connecting tool with one touch. It is intended to provide a connecting structure of

[0006]

In order to achieve this object, the structure of the present invention is a connecting structure for mounting and fixing a field edge on a rafter with a connector, at least the upper part of the rafter. Is formed with a groove portion having a locking portion in the longitudinal direction, and the connecting member is a left and right leg plate portion arranged in parallel at a desired interval, and an arc shape which connects one ends of the leg plate portions and bends inward. Pressing plates and left and right engaging plate parts extending outward from the other ends of the leg plate parts at a substantially right angle. The engaging plate parts have V-shaped upwards at both ends. It is made of a substantially gate-shaped elastic plate material having an engaging piece that rises diagonally, and sandwiches the leg plate part of the connecting tool with the left and right side surfaces of the field edge, and the left and right engaging plate parts are in the groove part of the field edge. And the tip of the engaging piece is attached to the inner surface of the engaging portion by using the elastic force of the engaging piece. Characterized in, and the connecting structure of the rafters and ceiling joists.

[0007]

[Operation] To mount and fix the field on the rafter with the field edges orthogonal to each other,
First, place the field edge on the upper surface position of the rafter set in advance, and from the top to the bottom so that the left and right leg plate parts of the connector are sandwiched on both sides of the field edge at the rafter mounting part of the field edge. Push in. At this time, the left and right engaging plate portions of the connecting tool are easily inserted into the groove portions, but the left and right engaging plate portions rising upward in a V shape from both end edges of the left and right engaging plate portions are pushed by the engaging portions of the groove portions. Then, the left and right engaging pieces are elastically deformed so that the V-shape is narrowed and pushed into the groove. Then, while the left and right engaging pieces pass through the groove entrance, the upper pressing plate of the connector presses the upper surface of the field edge while elastically deforming by the pushing force, and the left and right engaging pieces complete the groove entrance. When it passes through, it returns to its original shape by elastic force, and its tip is locked to the inner surface of the locking part of the groove.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be specifically described below with reference to the drawings. FIG. 1 is a perspective view of a main part showing a typical embodiment of a connecting structure of rafters and field rims of the present invention, FIG. 2 is a front view showing an example of the connecting tool, FIG. 3 is a side view of the same, and FIG. 4 is a rafter. Is a partial perspective view showing an example, FIG. 5 is a partial perspective view showing an example of a field edge,
FIG. 6 is a vertical sectional view showing a part of a roof of a terrace to which the connecting structure of the present invention is applied.

The rafter-field connection structure according to the present invention achieves the intended purpose by combining the above-mentioned rafter structure and connector structure unique to the present invention.

According to the illustrated embodiment, as shown in FIG. 4, the rafter 1 is made of aluminum whose main body 10 has a pair of short side portions 10a, 10a and long side portions 10b, 10b which are opposed to each other and whose cross section is substantially rectangular. It consists of a hollow long material made of alloy, and its one short side 10
From both side ends of a, the long side portions 10b, 10b extend outward on the extension of the long side portions 10b, and the tips of the long side portions 10b, 10b are bent at right angles to each other to form locking portions 11a. The groove 12 is formed. A predetermined interval L ₁ is provided between the tips of the locking portions 11a to form a groove portion 12. When the rafter 1 is used, the groove 12 is fixed to the surface of the body and pillars 6 (not shown) with the groove 12 facing upward.

The connecting member 2 is made of a substantially gate-shaped elastic plate material made of spring steel or the like, and as shown in FIGS. 2 and 3, the left and right leg plate portions 20, 20 arranged in parallel at a desired interval W ₁ .
An arc-shaped pressing plate portion 21 that connects one ends of the leg plate portions 20 and 20 and curves inward, and a left and right engagement member that extends from the other ends of the leg plate portions 20 and 20 to the outside at substantially right angles. And the engaging plate portions 22 and 22.
Engagement pieces 23, 23 are formed from both side ends of the same so as to extend upward in a V-shape and extend diagonally upward.

The plate width L ₂ of the elastic plate member is determined by the groove portion inlet 1
It is set to be slightly smaller than the interval L _{1 of} 2a so that the connector 2 can be fitted into the groove inlet 12a. In addition, the tip end interval L ₃ between the pair of engaging pieces 23, 23 is set to be larger than the interval L ₁ between the groove portion inlets 12a, and each engaging piece 2 when the connector 2 is fitted into the groove portion inlet 12a.
The protrusions 1 and 3 are elastically deformed and pushed in.
When it enters the space between the two, that is, when it enters the groove portion 12, it is elastically returned to its original shape and its tip abuts against the inner surface of the locking portion 11a. In addition, the height of the left and right leg plate portions 20 is the edge 3 described later.
The height is set to be slightly smaller than the sum of the height of the engaging piece 22.

FIG. 5 shows the field rim 3, and according to the illustrated example, the field rim 3 is made of a long material made of aluminum alloy having a substantially U-shaped cross section.
From one side edge of the opening 3a, a locking portion 3b of a roof plate fixing hook bent inward is formed.

In the above structure, the field rim 3 is placed on the rafter 1.
In order to mount and fix the rafters orthogonally, first, the field edge 3 is placed orthogonally on the preset upper surface position of the rafter 1 with the opening 3a thereof facing upward, and the field edge 3 is mounted on the rafter 1. In the place where it is placed, connect the above-mentioned connecting tool 2 to the left and right leg plate parts 20, 20,
Push in from the top to the bottom while sandwiching both side surfaces of. At this time, the width L of the left and right engaging plate portions 22 of the connector 2
While ₂ can be inserted into a narrow because the groove inlet in 12a with a margin than the distance L ₁ of the groove inlet 12a of the rafters 1, left and right engagement extending upward from both edges of the right and left engagement Chakuban portion 22 in a V-shape Chakuhen 23 Since the tip end interval L ₃ is set larger than the interval L ₁ between the groove entrances 12a, the groove entrance 12a
The left and right engaging pieces 23, 23 are pushed by the edges of the left and right sides and are elastically deformed so that the V-shape is narrowed, and are pushed into the groove portion 12. Then, while the left and right engaging pieces 23, 23 are passing through the groove inlet 12a, the upper pressing plate portion 21 of the connector 2 is.
Presses the upper surface of the field edge 3 while elastically deforming by the pushing force, and when the left and right engaging pieces 23, 23 completely pass through the groove entrance 12a, they return to the original shape by the elastic force, and the tip of the protruding part 11 The locking portions 11a, 11a are abutted against each other and locked.

FIG. 6 shows a part of the roof of the terrace having the connection structure of the present invention. In the figure, 1 is a rafter, 2
Is a connector, 3 is a rim, 4 is a roof plate made of corrugated plate material, 5 is a hook member for locking the roof plate, 6 is a pillar, and 7 is a front girder.

The rafter 1 is installed so as to have a predetermined downward inclination angle toward the front, and its rear end is fixed to the surface of a not-shown frame through a fixing member, and the front end of the rafter 1 is A front girder 7 is installed so as to abut on the front end face so as to conceal it. The front girder 7 has a sectional shape as shown in FIG. That is, a gutter 72 is integrally formed on the upper rear surface of a vertically elongated hollow shape member 71, and the bottom surface of the gutter 72 is a flat plate portion 72a mounted on the upper surface of the rafter 1 and the flat plate portion 72a. And an inclined portion 72b that extends obliquely downward toward. A drain hole for connecting a drain pipe (not shown) is formed at one end in the length direction of the flat plate portion 7a.

The flat plate portion 72a and the inclined portion 7
The angle of intersection with 2b is set to be larger than the inclination angle of the rafter 1, so that rainwater flowing through the gutter 7b when the front girder 7 is erected on the rafter 1 is likely to collect on the flat plate portion 7a.

On the side portion between the front girder 7 and the fixing member (not shown), a lateral girder (not shown) is fixed to the upper end of the column 6 by bolts. A plurality of field edges 3, 3, ... Are connected and fixed to the upper surface of the rafter 1 at predetermined intervals in the length direction by the above-mentioned operation via the above-mentioned connecting tool 2, and the roof panel 4 is connected to each of the above-mentioned field edges 3 , 3, ... are fixed on the hook member 5 by the above.

[0019]

As is apparent from the above description, according to the connecting structure of the present invention, the leg plate portion of the connector is formed on the upper surface of the rafter from above the field edge placed orthogonal to the rafter. By simply pushing it in, the engaging piece of the engaging plate portion formed at the lower end of the leg plate portion is elastically deformed and pushed into the inside, and is automatically engaged and fixed to the engaging portion of the groove portion. For,
There is no need for special positioning or bolting between the rafter, the field edge and the connecting tool as in the prior art, and the rafter and field edge can be connected and fixed very easily, and work efficiency is significantly improved.

[Brief description of drawings]

FIG. 1 is a partial perspective view showing a rafter-field connection structure of the present invention.

FIG. 2 is a front view showing an example of a connector used in the present invention.

FIG. 3 is a side view of the connector.

FIG. 4 is a partial perspective view showing an example of a rafter of the present invention.

FIG. 5 is a partial perspective view showing an example of the field edge of the present invention.

FIG. 6 is a vertical cross-sectional view showing a roof portion of a terrace having a connection structure of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Rafter 2 Connector 3 Field edge 3a Opening 3b Locking part 4 Roof board 5 Hook material 6 Strut 7 Front girder 10 Main body 10a Short side part 10b Long side part 11 Projection part 11a Locking part 12 Groove part 12a Groove part entrance 20 Leg plate part 21 Pressing plate part 22 Engaging plate part 23 Engaging piece 71 Hollow type member 72 Gutter 72a Flat plate part 72b Inclined part L ₁ (groove part inlet) interval L ₂ (connector) Plate width L ₃ (tip of engaging part) interval W ₁ interval (on the left and right leg plates)

Claims (1)

(57) [Scope of utility model registration request] 1. A connecting structure for mounting and fixing a field edge (3) on a rafter (1) orthogonally with a connecting tool (2), wherein at least an upper portion of the rafter (1) is a locking portion. A groove (12) having (11a) is formed in the longitudinal direction, and the connector (2) includes left and right leg plate portions (20) arranged in parallel at a desired interval, and the leg plate portion (20). An arcuate pressing plate portion (21) connecting one ends to each other and curving inward, and left and right engaging plate portions (22) extending outward from the other ends of the leg plate portions (20) at substantially right angles, respectively. Each of the engaging plate portions (22) is a substantially gate-shaped elastic plate material having a V-shaped engaging piece (23) rising obliquely upward, at both ends of the connecting plate (22). The left and right leg plate portions (20) of the field edge (3) are sandwiched between the left and right leg plate portions (20),
2) is fitted into the groove (12) of the field edge (3) and the tip of the engaging piece (23) is engaged with the inner surface of the engaging portion (11a) by utilizing the elasticity of the engaging piece (23). A connecting structure of rafters and wild ties that is characterized by becoming.