JPH029141B2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a fixing device for a rafter member and a hanger member of a horizontal roof using roof plates made of long metal plates, and more specifically, This invention relates to a fixing device for a rafter member and a hanger member used for a horizontal roof in which the roof plates are laid from the ridge (upper part) side to the eave (lower part) side.

[Conventional technology]

Conventionally, as a fixing device for the rafter members and the hanger members of a horizontal roof, as shown in Japanese Utility Model Publication No. 61-1225, a rectangular engagement hole and two cut-out locking claws were installed at the top of the rafter member. 2 pieces on the base plate of the hanger member.
A locking part consisting of two holes and a rectangular engagement tongue hanging down to the back side are formed, and the engaging tongue is passed through the engagement hole and engaged, and the locking part is connected to the locking part. In some cases, the base plate of the hanger member is fixed to the top surface of the rafter member by engaging with the claw pieces and caulking the locking claw pieces to the base plate.

[Problem that the invention seeks to solve]

When the above-mentioned conventional fixing device for rafter members and hanger members is used for a horizontal roof in which the roof plates are laid from the ridge side to the eaves side, the hanger members are fixed from the surface side of the rafter members almost perpendicularly to the top surface of the rafter members. It is necessary to pass the engagement tongue provided on the base plate of the child member through the engagement hole provided on the top surface of the rafter member, and to engage the locking portion provided on the base plate with the engagement claw, At this time, the next-stage roof board adjacent to the eave side is positioned on the surface side of the attachment part of the hanger member with the ridge-side molded part hooked to the eave-side molded part of the previous-stage roof board. Therefore, it is difficult to assemble the hanger member to the rafter member, and furthermore, it is necessary to bend and caulk the two cut-out engaging claw pieces of the rafter member, making it difficult to fix the hanger member to the rafter member.
There was a problem that the workability was not good.

This invention solves the above-mentioned problems and provides a rafter member that can be used for a horizontal roof in which roof plates are roofed from the ridge side to the eave side, and that allows the hanging member to be easily fixed to the rafter member with good workability. The object of the present invention is to provide a fixing device for a suspender member.

[Means for solving problems]

In this invention, a suspender member is supported on the top surface of a metal rafter member, a front roof plate made of a long metal plate is supported on the suspender member, and the eave side molded part of the roof plate is A rafter for a horizontal roof that is roofed from the ridge side to the eave side by engaging with a hanger member and engaging and connecting the ridge side molding part of a next-stage roof plate made of a long metal plate to the eave side molding part. A fixing device for a member and a hanger member, which comprises a pair of engagement holes located on the upper side and one cut-out locking claw piece located on the lower side on the top surface of the rafter member. A large number of sets of these are formed at predetermined intervals in the longitudinal direction of the rafter member, and the engagement hole is formed by an insertion part and an engagement part continuous to the insertion part in a wedge shape whose width narrows upward from the insertion part. a locking portion consisting of a notch is formed on the lower side edge of the base plate of the hanger member, and a locking portion consisting of a cutout is formed on a rising portion raised from the upper side edge of the base plate and protrudes toward the back side of the base plate. An engaging tongue piece is provided, a constriction portion narrower than the tip portion is formed on the engaging tongue piece, a roof plate support portion and an engaging hook portion are provided on the rising portion, and the engaging tongue piece provided on the base plate portion is provided with a constriction portion narrower in width than the tip portion. The connecting tongue piece is passed through the insertion part of the engaging hole formed in the top surface part, the constriction of the engaging tongue piece is engaged with the engaging part of the engaging hole, and the locking part is inserted into the locking claw. The base plate portion of the hanger member is supported and fixed to the top surface portion of the rafter member by engaging the locking claw piece and caulking the locking claw piece to the base plate portion.

[Effect]

The device for fixing a rafter member and a hanger member according to the present invention allows the hanger member to be assembled to the rafter member from the surface side in the direction of the diagonal eaves. That is, the engagement tongue piece provided on the base plate of the hanger member is passed through the insertion portion of the engagement hole provided on the top face of the rafter member from the oblique eave direction surface side, and the base plate is supported by the top face. By this, the constriction of the engagement tongue can be engaged with the engagement part of the engagement hole, and the engagement part of the suspender member is formed by cutting out the lower edge of the base plate. Thereby, it is possible to engage the locking pawl piece provided on the top surface portion from the surface side in the direction of the diagonal eaves. Therefore, even if there is a next-stage roof board whose ridge-side molded part is hooked to the eave-side molded part of the previous-stage roof board on the surface side of the fixed part of the suspender member, the suspender member cannot be attached to the metal. It can be easily assembled to a wooden rafter member in a short time, and only one locking claw piece needs to be caulked to the base plate, so that the hanging member can be easily fixed to the rafter member. be able to. Moreover,
Since the hanger member is supported at the front and rear, the bonding strength between the hanger member and the rafter member is extremely high.

〔Example〕

Hereinafter, the fixing device for the rafter member and the hanger member of a horizontal roof according to the present invention will be explained in Figs. 1 to 6.
This will be explained in detail with reference to the drawings.

Figure 1 is a sectional view showing the assembled state of the horizontal roof according to this embodiment, Figures 2, 3 and 5.
The figure is a perspective view showing in detail the form of the rafter member, the hanger member and the roof plate, respectively, FIG. 4 is a sectional view taken along the line in FIG. 3, and FIG. 6 a to f
These are cross-sectional explanatory views showing an example of a procedure for assembling and roofing a base member, a roof plate, and a hanger member to the same rafter member as above. In the following explanation, the side corresponding to the ridge will be referred to as the upper side, and the side corresponding to the eaves will be referred to as the lower side.

In this embodiment, individual rafter members 11 are installed at predetermined pitch intervals along the roof slope on a roof assembly (not shown) that is assembled as appropriate.
As shown in FIG. 2, the top surface portion 12 of the rafter member 11 is formed by roll-forming a metal plate such as a rather thick steel plate into a cross-sectional channel shape with left and right lower flanges. Engagement holes 13 are formed on the upper side at predetermined intervals along the longitudinal direction of the upper part in order to engage the suspender members described below.
is opened and a locking claw piece 16 is cut and raised on the lower side, and a plurality of sets are sequentially formed with these pieces as one set.

The engagement hole 13 has a rectangular insertion portion 14 formed by opening the top surface portion 12 and having a predetermined width, and a wedge-shaped engagement portion whose width is gradually narrowed upward from the insertion portion 14. The locking claw piece 16 is formed in a continuous state with the part 15.
The top surface portion 12 is formed by cutting upward from below. Here, the locking claw piece 17, which is on the upper side of the locking claw piece 16 and is not cut and raised as it is punched out, is attached to the eave side as proposed separately by using this rafter member 11. It is intended to be used also for a horizontal roof that is constructed so as to be roofed from the roof to the ridge side, and since it is not directly related to this embodiment, its explanation will be omitted.

Further, as shown in FIGS. 3 and 4, the suspender member 21 has a locking portion 23 on the lower side edge for determining and positioning the locking point by the locking claw piece 16. It has a base plate part 22 cut out at one end edge from the lower edge thereof, and the upper side edge of this base plate part 22 is raised up into a first rising part 24a, and a predetermined slope is formed at a predetermined height position in the middle part. After bending and intervening the base member mounting step portion 25 on the surface side of the substrate portion 22 and forming the base member pushing portion 25a between them, the second rising portion 24b is raised from the above-mentioned placement step portion 25. , this is bent to the lower side at the same slope to form the top support portion 26a, and furthermore, this is formed into the falling portion 26.
After being lowered at point b, it is folded back to the upper side to form a folded portion 26c, and an engaging hook portion 27 bent upward is formed at the terminal end.

Further, the first rising portion 24a from the substrate portion 22 has a constricted portion 28a at the center of the rising edge thereof, the width of which corresponds to the wedge-shaped engaging portion 15 and which is narrower than the tip portion; The tip is the insertion section 1
An engaging tongue piece 28 having a width smaller than 4 is lowered to protrude from the back surface of the base plate part 22, and each bent part is appropriately provided with a rib or the like.
Reinforcement measures have been taken for each. In addition, the mounting hole 29 bored on the base plate part 22 closer to the upper side than the locking part 23 is connected to the hanger member 21.
A rafter member different from the rafter member 11, for example,
It is used as a nail hole when wooden rafter members are used, and it is also used as a base plate part 22.
Similarly, the barbed parts 30, 30 cut and raised at both ends of the edge are used when attaching a base member different from the base member to be described later, and each of them is used in this embodiment. Since it is not directly related, its explanation will be omitted.

Furthermore, the horizontal roofing board 31 was previously proposed several times by the inventor of the present invention, and as shown in FIG. A specified width that provides durability and weather resistance.
A long metal plate such as a steel plate with a predetermined unit length is used, and this metal plate is formed by a roll forming machine or the like, leaving a face plate part 32 at the center in the width direction, forming an eaves side forming part 33 at the lower part, and forming an eave side molded part 33 at the upper part. The ridge side molded portions 34 are formed continuously along the longitudinal direction of the metal plate.

Here, the eave side molded part 33 is provided with an edge part 35 by bending the lower side edge of the face plate part 32 outward and downward by a predetermined length corresponding to the falling part 26b.
The lower edge of the abutment piece 36 is bent inward to form the abutment piece 36, and the end of the abutment piece 36 is folded back upward, and then the engagement piece 37 is formed. It extends inward, and its end is formed into a bent portion 38 .

Then, in the ridge side molded part 34, a rising part 39 is made to rise once at a predetermined length from the upper edge of the face plate part 32, and the upper edge is bent outward to form the raised part 39. The abutting piece 40 abuts against the abutting piece 36, and here also this abutting piece 40
The engagement recess 41a has an end that is once folded upward to extend outward, and then folded back and bent inward to hold the engagement piece 37 including the edge bent portion 38. A locking piece 42 is formed by forming a certain holding part 41 and bending the upper end of the holding part 41 inward again.

A horizontal roof using the fixing device for rafter members and hanger members according to this embodiment is assembled in the steps shown in FIGS. 6a to 6f, and then roofed as shown in FIG. 1.

Here, for convenience of explanation, each rafter member 11 is placed over the corresponding roof assembly (not shown) at a predetermined pitch interval along the roof slope, and the rafter members 11 are 11, the front side horizontal roofing board 31 on the ridge side, which is the upper side, is located at the same position as the base member 4 with a flat plate shape in cross section.
4 and by the hanger member 21, as will be described later, and will be described on the assumption that it has already been installed in the previous stage.

In the state where the front side horizontal roofing board 31 is installed in this way, the hanger member 21 is fixed on the top surface 12 of each rafter member 11 at the end of the roofing. On the mounting step 25, there is a lower end edge 44b of the base member 44 on the previous stage.
is placed, and the base member 44, the top support portion 26a of the hanger member 21, and the falling portion 26
b. Each part of the folded part 26c is similarly integrally covered with the eave side molded part 33 of the horizontal roof board 31 on the previous stage side, and an engagement piece part 37 including the edge bent part 38 of the eave side molded part 33. is the engaging hook portion 2 of the hanger member 21
7, and from this state, the horizontal roofing on the next stage is applied to each of the suspension member 21 on the previous stage and the lower eave side molded part 33 of the horizontal roofing board 31. The roofing is performed by assembling the roof board 31 and the base member 44, and by locking and fixing the hanger members 21 thereto.

That is, as shown in FIG. 6a, first, the base member 44 is placed on the top surface 12 of the rafter member 11 using the locking claw piece 16 on the lower side, and the horizontal roof on the next stage is placed. The upper ridge side molded part 34 of the board 31 is inserted, and as shown in FIG. However, the insertion and temporary engagement of the engagement recess 41a of the next horizontal roof board 31 is completed. Furthermore, as shown in FIG.
Temporary insertion into a predetermined position, including placing the upper edge 44a on the substrate part 22 by pushing the upper edge 44a into the push-in part 25a formed between the mounting step 25 and the mounting step 25. will be done.

Subsequently, as shown in FIG. d, the eave side molded part 33 on the lower side of the next-stage horizontal roofing board 31 that has been temporarily engaged is slightly lifted upward, and its leading edge bent part 38 is bent. As shown in FIG. Then, rotate the next-stage side hanging member 21 clockwise around the hooked part thereof, and in the middle of this rotation, the lower side of the temporarily inserted next-stage side base member 44 is rotated. Edge portion 4
4b is placed on the mounting step 25 of the hanger member 21, and by continuing to rotate, the engaging tongue piece 28 of the hanger member 21 is attached to the rafter member from the oblique eave direction surface side. Engagement hole 1 formed in top surface part 12 of 11
3 into the insertion section 14, and its constriction 28a.
is inserted into and engaged with the wedge-shaped engaging portion 15 whose width is gradually narrowed upward, and the locking portion 23 is fitted so as to come into sliding contact with the upper side surface of the locking claw piece 16. With this insertion, the upper end edge 44a of the next-stage base member 44 is firmly pushed into the push-in part 25a between the mounting stage part 25 of the previous-stage suspender member 21 and the base plate part 22. Lock it. After that, the same figure f
As shown in FIG.
By abutting and supporting the top surface portion 12 of the front-side engaging piece 37, the leading edge bent portion 38 of the first-stage engaging piece portion 37 is held by the next-stage holding portion 41, and the engaging recess 41a
The abutting pieces 36 and 40 are firmly held in place and locked, and both abutment pieces 36 and 40 are strongly pressed in two-dimensional contact due to the applied elasticity and reaction force, resulting in the desired watertightness. You can demonstrate your sexuality. Finally, attach the locking claw piece 16 to the upper side, that is, to the base part 2 of the hanger member 21.
The hanger member 21 is attached to the rafter member 1 by appropriately hitting the two sides with a hammer or the like.
Fix it to 1.

That is, the engaging hook portion 27 as the tip portion of the hanger member 21 is hooked onto the engaging piece portion 37 and rotated, and during the rotation, the lower end edge 44b of the base member 44 is rotated. It is possible to install the horizontal roofing without using any mounting bolts or nuts by simply placing it on the mounting step 25 and finally caulking the locking claw piece 16. The roof plate 31 and the base member 44 are attached to the rafter member 1.
It can be assembled and fixed onto 1.

This state is the same as the initially set state, and by repeating the operations and work described above, the horizontal roofing sheets are assembled from the upper side of the ridge side to the lower side of the eave side. Thatched roof, forming a horizontal thatched roof.

Therefore, in this embodiment, when the base plate portion 22 of the hanger member 21 is attached to the top surface portion 12 of the rafter member 11, the engaging hook portion 27 of the hanger member 21 is
The locking piece part 42 of the horizontal roof board 31 is firmly pressed down and hooked, and the ridge side molded part 34 The eaves side molded part 33 can be supported reliably and effectively from the inside while being sufficiently surrounded and covered. Moreover, regarding the base member 44,
The upper end edge 44a is pushed into the lower push-in part 25a of the mounting step 25 of the previous upper suspender member 21, and the lower end edge 44b is placed on the next lower suspender member 21. While placed on the stepped portion 25,
The horizontal roof panels 31 can be strongly clamped by the face plate portion 32, and by the above operations, the horizontal roof panels 31 on the previous stage as well as on the next stage can be firmly installed in an accurate installation posture. In addition, the entire base member 43 of each stage can be held under good pressure.

In this embodiment, as shown in FIG. 6d, the tip of the next-stage hanger member 21 is hooked onto the eave-side molded part 33 of the next-stage horizontal roof board 31 that is engaged. In this state, rotate the next-stage side hanging member 21 around the part where it is hooked, and
As shown in FIG. 12, and these operations can be done easily and in a short time.

However, the present invention is not necessarily limited to the procedure of the embodiment described above, and the next-stage side hanger member may be fixed to the rafter member by an appropriate procedure.

〔Effect of the invention〕

As explained above, the present invention is a fixing device for a rafter member and a hanger member of a horizontal roof in which roof plates made of long metal plates are roofed from the ridge side to the eave side,
A large number of sets of engagement holes located on the upper side and one cut-out locking claw piece located on the lower side are arranged on the top surface of the rafter member at predetermined intervals in the longitudinal direction of the rafter member. At the same time, the engagement hole is formed by an insertion part and an engagement part continuous to the insertion part in a wedge shape whose width narrows upward from the insertion part, and A locking part consisting of a notch is formed on the side edge, and an engaging tongue protruding toward the back side of the base plate is provided on a rising part raised from the upper side edge of the base plate. An engagement hole having a constriction narrower in width than the tip, a roof plate support and an engagement hook provided on the rising part, and an engagement tongue provided on the base plate formed on the top surface. The constricted part of the engaging tongue piece is engaged with the engaging part of the engaging hole, and the locking part is further engaged with the locking claw piece, and the locking claw piece is inserted into the locking claw piece. By caulking the base plate part, the base plate part of the hanger member is supported and fixed to the top surface part of the rafter member, so that the following effects can be obtained.

In this invention, the hanger member can be assembled to the rafter member from the surface side in the direction of the diagonal eaves, and in this case, the engaging tongue piece provided on the base plate of the hanger member is attached to the rafter member from the surface side in the direction of the diagonal eaves. The constriction of the engagement tongue piece can be engaged with the engagement part of the engagement hole by passing it through the insertion part of the engagement hole provided in the top face part and supporting the base plate part on the top face part. Moreover, since the locking portion of the hanger member is formed by cutting out the lower edge of the base plate, it can be engaged with the locking claw piece provided on the top surface portion from the oblique eaves direction surface side. . Therefore, even if there is a next-stage roof board whose ridge-side molded part is hooked to the eave-side molded part of the previous-stage roof board on the surface side of the fixed part of the suspender member, the suspender member cannot be attached to the metal. It can be easily assembled to a wooden rafter member in a short time, and only one locking claw piece needs to be caulked to the base plate, so that the hanging member can be easily fixed to the rafter member. It is possible,
Moreover, since the hanger member is supported in the front and rear, the bonding strength between the hanger member and the rafter member becomes extremely high. Furthermore, it has many excellent features such as simple structure and low cost.

[Brief explanation of drawings]

FIG. 1 is a sectional view showing a horizontal roof using a fixing device for rafter members and hanger members according to an embodiment of the present invention, and FIGS. 2, 3, and 5 are embodiments of the present invention. FIG. 4 is a perspective view showing details of the shapes of rafter members, hanger members, and roof plates, respectively, and FIG. 4 is a sectional view taken along the line in FIG. 3, and FIG.
1 to 2 are explanatory cross-sectional views showing an example of a procedure for assembling and roofing a base member, a roof plate, and a hanger member to the same rafter member as above. 11...Rafter member, 12...Top part, 13...
Engagement hole, 14... Insertion part, 15... Engagement part, 16
...Latching claw piece. 21... Hanging member, 22... Substrate part, 23... Locking part, 24a, 24b... Standing part, 25... Placing step part, 25a... Pushing part,
26a, 26b, 26c...top support portion, falling portion, folded portion, 27...engaging hook portion, 28...engaging tongue piece, 28a...constricted portion. 31...Horizontal roof board, 32...Face plate part. 33...Eave side molding part, 3
5... Edge portion, 36... Abutting piece portion, 37...
Engagement piece portion, 38...edge bending portion. 34... Ridge side molding part, 39... Rising part, 40... Abutting piece part,
41... Holding part, 41a... Engagement recess of holding part,
42...Locking piece part. 44... Base member having a flat plate-like cross section, 44a... Lower side edge portion, 44b... Upper side edge portion.

Claims (1)

[Scope of Claims] 1. A suspender member is supported on the top surface of a metal rafter member, a front side roof board made of a long metal plate is supported on the suspender member, and the eave side of this roof board is supported on the top of the metal rafter member. Roofing is carried out from the ridge side to the eave side by engaging the molded part with the hanger member and engaging and connecting the ridge side molded part of the next-stage roof plate made of a long metal plate to the eave side molded part. A fixing device for a rafter member and a hanger member of a thatched roof, comprising an engagement hole located on the upper side of the top surface of the rafter member;
One cut-out locking claw piece located on the lower side and one
A large number of sets of these are formed at predetermined intervals in the longitudinal direction of the rafter member, and the engagement hole is an insertion part and an engagement part continuous to the insertion part in a wedge shape whose width narrows upward from the insertion part. A locking part consisting of a notch is formed on the lower side edge of the base plate of the hanger member, and a locking part consisting of a cutout is formed on the back side of the base plate on the rising part raised from the upper side edge of the base plate. A protruding engaging tongue piece is provided, a constriction part narrower than the tip part is formed on the engaging tongue piece, a roof plate support part and an engaging hook part are provided on the rising part, and the engaging tongue part is provided with a roof plate support part and an engaging hook part. The engaged tongue piece is passed through the insertion part of the engagement hole formed in the top surface part, the waist part of the engagement tongue piece is engaged with the engagement part of the engagement hole, and the locking part is further inserted into the engagement part of the engagement hole. A rafter member for a horizontal roof roof, characterized in that the base plate of the hanger member is supported and fixed to the top surface of the rafter member by engaging with a retaining claw piece and caulking the retaining claw piece to the base plate. and a device for fixing the hanger member. 2. The hanger member is bent toward the lower side at the middle part of the rising part, and has a mounting step part of the front base member protruding,
Claim 1: A push-in portion for a next-stage base member is formed between the mounting step portion and the substrate portion.
A fixing device for a rafter member and a hanger member of a horizontal roof as described in 2.