JP2000120304A - Support/horizontal muntin joint and connection structure with such joint - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a support/horizontal muntin joint capable of being easily mounted to a support through its side face for positive end strong connection without slipping down the joint connected to the support and a connection structure therewith. SOLUTION: A plurality of pressure contact portions 6 are formed on the band portion 3 of a joint 2 in contact with the semicircular side face on the horizontal muntin side of a support 1 and protrusions 8 are formed inside the band portion 3. The protrusions 8 of the band portion 3 are aligned with recesses 81 or holes 82 formed in the side face of the support 1 and engaged therewith to connect the support 1 to a horizontal muntin 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint for connecting a column and a transverse member freely and firmly in each of horizontal and vertical directions, and a connection structure provided with the joint. It is preferably used in a temporary enclosure or the like.

[0002]

2. Description of the Related Art A method of assembling columns and shelters such as protective fences in accordance with the terrain to be installed and installing them obliquely in both horizontal and vertical planes as required. No. 39285, and a support pinching portion 91 which matches with a support as shown in FIG.
Of the bracket 95 composed of the beam 93 and the beam holding portion 92 connected to the beam 93, the hole 95 of the bolt 93 for fixing the beam 93 formed in the beam holding portion 92 and the hole 97 of the bolt 96 for holding the column 90. At each of the two pairs of bolt holes, the beam 93 is attached to the column 90 via each bolt. In addition, a positioning plate 98 is fixed to the support pinching portion 91 of the bracket 9 for mounting and positioning the bracket. The positioning plate 98 is fitted into an opening 99 formed in the support 90 to fix the bracket 9.

[0003] A beam holding portion 9 of the bracket 9 is provided.
2 is formed with a bent piece 920 in which the upper and lower ends of two opposing pieces are bent inwardly except for the tip, and the end of a beam 93 fixed to the beam holding portion 92. Are fitted inside the beam holding portion 92 without protruding.

[0004] However, Japanese Utility Model Publication No. 4-3928
When the bracket 9 shown in No. 5 is attached to the column 90, the bent pieces 9
Due to the formation of the support 20, it is impossible to mount the bracket 9 on the support 90 from the side surface of the support 90 by expanding the two opposing pieces of the beam holding portion 92. Therefore, the work is complicated when the column 90 is erected, or when the cap is already mounted on the upper end of the column, the bracket 9 cannot be inserted. There was a problem.

[0005] Further, it is often the case that the outer periphery of the post 90 does not fit perfectly with the outer periphery of the post 90 due to a manufacturing error in the inside dimension of the mounting portion of the post holding portion 91 of the bracket 9, and a bolt 96 is provided in a hole 97 for holding the post 90. Despite being penetrated and fixed, rattling occurs after the mounting, or in the worst case, the external force applied to the beam 93 causes the positioning plate 98 of the column holding portion 91 of the bracket 9 to be positioned.
However, there was a problem that the bracket 9 slipped off from the opening 99 opened in the support column 90.

[0006]

SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems, and can easily attach a joint to a support from a side surface, and the joint connected to the support is displaced. It is an object of the present invention to provide a joint of a support and a transverse member which can be fixed securely and firmly without any trouble, and a connection structure thereof.

[0007]

Means for Solving the Problems In order to achieve the above-mentioned object, a joint of a pillar and a cross member according to the present invention and a connection structure provided with the joint are configured as follows. That is, in a joint consisting of a band-shaped portion circling the outer periphery of a column and a clamping portion protruding in parallel from both ends of the band-shaped portion and clamping an end of the horizontal member, the joint of the band-shaped portion is Locking means is provided on the opposite back side, and when the band-shaped portion is circulated around the column and the clamping portion is clamped by the horizontal ridge, the locking means is locked to the column side portion and the column is fixed. This constitutes a joint to be connected to the horizontal board.

[0008] Further, the locking means provided on the band-shaped portion of the joint is formed as a plurality of pressure contact portions. The pressure contact portion is strongly pressed against the semicircular side surface of the column on the side of the horizontal ridge, thereby forming a joint in which the column and the horizontal ridge are firmly connected.

Further, a deformed portion having a different bending rigidity from that of the other portion of the band-like portion is provided substantially at the center portion of the band-like portion of the joint, and a clamping portion protruding in parallel from both ends of the band-like portion is provided. A joint that enables the band-shaped portion to be expanded without deforming other portions of the band-shaped portion around the deformed portion when the interval is widened.

[0010] Furthermore, a convex portion is formed on the back surface side of the band-shaped portion facing the support column of the joint, and a concave portion or a hole portion is formed on the side surface of one of the columns corresponding to the convex portion. When the part is sandwiched by the horizontal ridge, the convex part formed in the band-shaped part is engaged with either the concave part on the side of the column or the hole on the side of the column, and the joint shifts at the connection part with the column In other words, a joint that maintains a reliable connection between the strut and the horizontal member is formed.

A plurality of recesses or grooves along the outer circumferential direction of the cross section of the column are formed in a plurality of steps at intervals in the longitudinal direction of the column, and any one of the plurality of recesses or any of the grooves is formed. A protrusion formed on the back surface of the joint opposite to the strut of the band-shaped portion is engaged with the joint, and the strut and the strut are connected while the strut is movable around the strut. The connecting structure between the strut and the transverse member is configured such that the strut and the transverse member can be connected to the horizontal surface and the vertical surface at an arbitrary angle, in addition to the mobility on the vertical surface at the connection portion with the supporting member. is there.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described in detail with reference to the drawings. 1 to 4
FIG. 5 is a drawing showing a configuration of a joint between a column and a cross member according to an embodiment of the present invention. FIGS. 5 to 8 are drawings showing an example of an embodiment of a protective fence installed by applying the present invention; It is drawing explaining operation | movement of the support | pillar of a protective fence, and a crossing.

In FIG. 1, the holding portion 4 of the joint 2 projecting in parallel is expanded so that the band-like portion 3 is mounted so as to rotate from the side surface of the column 1, and the holding portion 4 is returned to parallel again. In addition, a state is shown in which the ends of the horizontal members 10 on which the caps 84 are mounted by the cap bolts 85 are connected via the clamping bolts 83. Then, when the band-shaped portion 3 of the joint 2 is pressed against the side surface of the column 1 to return the holding portion 4 in parallel and tighten the holding bolt 83, as shown in FIG. The locking means provided on the back side opposite to the column 1 is formed as a locking portion 5 formed on the edge of the band-shaped portion 3 and is formed in a hole 82 formed in the side surface of the column 1. It is designed to be locked. Therefore, since the joint 2 and the end of the horizontal member 10 are connected to each other after the locking portion 5 is locked in the hole 82 on the side surface of the column 1, when a large force is applied to the horizontal member 10. In addition, the joint 2 is not displaced from the position of the hole 82 of the column 1, and the column 1 and the horizontal member 10 are firmly connected.

The joint 2 is preferably manufactured by pressing a steel or stainless steel plate material from the viewpoint of strength and cost. The locking portion 5 of the band 3 is shown in FIG. 1 (a). As described above, it is easy to manufacture by bending from the edge of the band-shaped portion 3, but it may be formed at the center of the band-shaped portion 3 by cutting and raising by press molding. In the embodiment of FIG. 1, since the locking portions 5 are respectively locked in the holes 82 formed in two side surfaces on the center line of the column, the joint 2 is stably fixed to the column 1. It is preferable that the connection can be made by connecting
1 of the band-shaped portion of the joint on the side opposite to the direction in which 0 is extended.
Even if a locking portion is formed at a location and the locking portion is locked in one corresponding hole on the side surface of the column and the column 1 and the joint 2 are connected, the strength is sufficient. .

Next, in FIG. 2, in the joint 2 composed of the holding portion 4 and the band-shaped portion 3 as in the case of FIG. The state in which the part 6 is protruded is shown in (a) and (b) of FIG.
Shows a state where the horizontal support 10 is connected to the column 1 via the joint 2. Here, the pressure contact portion 6 of the band-shaped portion 3 comes into contact with the column 1 on the semicircular side surface side of the column 1 when the band-shaped portion 3 is circulated along the outer periphery of the column 1. Therefore, as the clamping bolt 83 is tightened in a state where the clamping portion 4 of the joint 2 clamps the end of the horizontal ridge 10, the band-shaped portion 3 is formed. A strong force is applied to the press contact portion 6 in the direction of the arrow shown in FIG. 2 (c), and the joint 2 is strongly pressed against the side surface of the column 1, so that the horizontal member 10 is firmly connected to the column 1. You. It is preferable that the joint 2 of FIG. 2 be manufactured by pressing a steel or stainless steel plate similarly to the case of FIG. 1 in terms of strength and cost.

The two types of joints shown in FIGS. 2 (a) and 2 (b) are also used in pairs with each other, and an embodiment thereof will be described later with reference to FIGS. In the case of a type of joint, there are four press-contact portions 6 formed at the edges of the band-shaped portion 3, which are preferable because the joint 2 can be stably and firmly connected to the side surface of the column 1. As shown in FIGS. 2A and 2B, it is easy to manufacture the press-contact portion 6 of the band-shaped portion 3 by bending it from the edge of the band-shaped portion 3; A cut-and-raised piece formed by press molding, or a plurality of convex portions formed by press drawing or welding may be provided at the center of the portion 3 so as to be able to strongly press against the side surface of the column.

3 (a) and 3 (b) show a modified portion 7 having a different bending stiffness at almost the center of the band-shaped portion 3 of the two types of joints shown in FIG. The width between the sandwiching portions 4 and 4 in which both ends of the band-shaped portion protrude in parallel with the portion as the center can be widened.
On the other hand, when expanding the parallel holding portions 4 for mounting the joint 2 from the side surface thereof, the two holding portions 4 parallel to each other with the mutation portion 7 as the center can be easily expanded. 3 (a) and 3 (b), the mutated portion 7 is formed by cutting out the edge of the band-shaped portion 3, but the mutated portion 7 has a hole formed in the center of the band-shaped portion 3. It is sufficient that the band-like portion 3 can be expanded without deforming the entire band-like portion 3 as shown in FIG.
May be formed as a modified portion 70 in which a part is deformed.

Subsequently, FIG. 4A shows a state in which a convex portion 8 is formed on the back surface of the joint 2 opposite to the support of the band 3, and the band 3 is attached to the support 1. As shown in FIGS. 4 (d) and 4 (e), when the clamping portion 4 of the joint 2 is rotated and clamped at the end of the horizontal support 10, as shown in FIGS. And the support 1 and the joint 2
The connection with is made. In particular, when the above-mentioned press contact portion 6 formed at the edge of the band-shaped portion 3 is strongly pressed against the side surface of the column 1 and the joint 2 is firmly fixed, the convex portion 8 In addition to simply functioning as a position guide in the height direction of the joint 2, even when a large force is applied to the transverse member 10 after installation, the convex portion 8 of the joint 2 is moved from the concave portion 81 or the hole 82 of the column 1. The pillar 1 and the horizontal support 10 are firmly connected without being separated without falling off.

The projection 8 of the band 3 of the joint 2 is
As shown in FIG. 4 (b), in addition to the convex portion 8 formed by step-pressing the metal plate constituting the joint 2 by press molding,
The protrusion 8 may be a protrusion 8 in which a bolt head is screwed or a welded protrusion as shown in FIG. The side surface processing of the supporting column 1 may be either a concave portion or a hole portion to which the convex portion 8 is engaged, and in the case of the concave portion 81 shown in FIG. It is preferable because there is no concern that water may enter the hole 8. The latter hole 8 shown in FIG.
The case of 2 is excellent in that the processing cost is inexpensive.

Next, an embodiment of a protective fence to which the joint between the column and the crosspiece according to the present invention described in detail above is applied will be described with reference to FIGS. FIG. 5 shows a protective fence having a form in which a fence panel 12 in which a number of longitudinal supports 11 are provided between upper and lower horizontal supports 10 and 10 between pillars 1 and 1 standing at appropriate intervals is installed. Shows an example of an embodiment installed on a slope. Here, the upper and lower ends of a large number of longitudinal ridges 11 are mounted on the upper and lower lateral ridges 10 respectively, and the fence panel 12
Is constructed so as to be erected between the columns with variable angles. Also, in the embodiment shown in FIG. 5, FIG.
As shown in FIG. 3C, the horizontal support 10 is axially mounted on the joint 2 via a cap 84 mounted on the joint 2 by a clamping bolt 83 so as to correspond to a change in the mounting angle of the fence panel 12. I have.

The procedure for installing such a protective fence on a slope shown in FIG. 5A will be described. The columns 1 are erected according to a predetermined arrangement. The single band joint 21 is attached to the upper and lower ends of the end support 1, and the cap 84 is connected with the clamping bolt 83. The double band joint 22 and the cap 84 are connected to the upper part of the adjacent column 1. Subsequently, the single band joint 21 and the cap 84 are connected to the lower part of the support. The fence panel 12 is crowned from below the cap 84 connected to each joint fixed to the adjacent column 1, and the end of the horizontal support 10 is fixed via the cap bolt 85. ... Hereinafter, the same operation is repeated.

The protection fence shown in FIG. 7 can be installed on a flat ground by almost the same steps.
As shown in (c), in a portion where the single band joint 21 is engaged and attached between the two band-shaped portions formed on the double band joint 22, the two are combined in advance, and the support 1 An annular portion slightly larger than the outer dimension of the column 1 formed by the combination of the two joints is inserted from above to connect to the column 1. In this case, since both joints have a certain amount of clearance in their internal dimensions until they are clamped,
An annular portion having a substantially columnar shape formed when the two are combined has a column having an outer diameter slightly larger than the column 1 shown in FIGS. 5 to 7B and 7C. Cap 1
00, the joints 21 and 22 in a state where the two joints are combined can be used without any problem even when the column cap 100 is mounted when the column 1 is erected.
Can be inserted from above.

In the installation of the fence on the sloping ground shown in FIG. 5, the single band joint 21 to the support 1 and the double band joint 21 for the support 1 are provided in order to extend the center of the cross-over 10 and provide a protective fence having an excellent appearance in aesthetic design. Although the case where the connection is performed by slightly shifting the mounting height position of the band joint 22 up and down has been described, the single band joint 21 and the double band joint 22 engage with each other as in the case of installation on a flat ground in FIG. This fence may be assembled on a slope by connecting to a pillar. In this case, as shown in FIG.
Although not strictly parallel, the band-like portion 3 of the single band joint 21 in FIG.
Of the two clamping portions 4 of the single band joint 21
, The temporary fixing is performed by engaging with the concave portion or the hole portion formed in the support column, so that the protective fence with good assembling workability is installed.

Each of the projections 8 formed on the single band joint 21 shown in FIGS. 5 (b) and 7 (c) has a function as a mounting position guide in the height direction of the column 1. At the same time, the single band joint 21 is securely connected to the column 1, and the horizontal member 10 connected to the single band joint 21 cannot adjust the angle in the horizontal plane. Until the attachment bolt 83 is tightened, the angle can be freely adjusted in the horizontal direction. Therefore, as shown in FIG. 8, the connection of the horizontal support 10 to the column 1 can be laid out at an arbitrary angle in a horizontal plane. Further, as described in detail above, the horizontal support 10 is movably connected to the sandwiching portion 4 of the joint 2 to which the present invention is applied in the vertical plane at an angle. It can be freely connected in both horizontal and vertical directions, so that the guard fence can be laid out freely according to the plan, regardless of the slope or flat ground.

In the above description based on FIGS. 5 to 8,
The fence panel 12 constituted by a number of longitudinal ridges 11 mounted on the upper and lower horizontal ridges 10 is described as a protective fence constructed between the columns 1 and 1 erected at appropriate intervals. In the case of a protective fence in which cross-sections are erected between the columns after standing upright at appropriate intervals (without using vertical rails), the above-described sandwiching portion of the joint connected to the column and the fence panel are also used. May be provided on the support column in the same manner as the connection with the end of the horizontal ridge constituting the above.

Finally, an application example of application of the connection structure of the joint of the column and the horizontal joint according to the present invention will be described with reference to FIGS. FIG. 9 shows a supporting column 1 and a joint 2 used for these application developments, and FIG. 10 shows an assembly explanatory drawing showing parts and a mounting structure of an embodiment of the application development example.
FIG. 1 is a front view showing a temporary enclosure at a construction site, which is an example of an embodiment of application development.

FIGS. 9 (a) and 9 (b) show that a plurality of recesses 81 or grooves 86 are formed at intervals in the longitudinal direction of the column 1 in the outer circumferential direction of the cross section of the column 1. On the other hand, a convex portion 8 formed on the back surface side of the band-shaped portion 3 of the joint 2
Are attached, and the connection between the column 1 and the horizontal support 10 is made as shown in FIG.

FIG. 10 shows concave grooves 86, 86 formed in two steps at some intervals in the length direction of the column 1,
The joints 2 are arranged at appropriate intervals in the length direction of the support column 1, and the joints 2 are turned upside down in these two-step concave grooves 86, 86 and combined with each other.
Are configured to be connectable at the same height level. Here, the above-mentioned press-contact portion 6 is formed on the band-like portion 3 of the joint 2, and the press-contact portion 6 is strong against the side surface of the column 1 by tightening the holding bolt 83 at the holding portion 4 of the joint 2. And the joint 2 is firmly connected to the column 1. Further, the above-described convex portion 8 is formed on the back surface side of the band-shaped portion 3 of the joint 2, and the convex portion 8 is engaged with the concave groove 86 formed in two steps on the side surface of the column 1. The connection between the support 1 and the horizontal support 10 is made.

Here, since the concave groove 86 is formed in the outer circumferential direction of the cross section of the column 1, the joint 2 is
Since the outer peripheral side surface of the support member 1 is freely movable in the horizontal direction, the two horizontal supports 10, 10 can be connected to the column 1 at an arbitrary angle in a horizontal plane. In addition,
10 are connected to the holding portion 4 of the joint 2 so as to be movable in the vertical direction.
The horizontal members 10, 10 of the book can be connected at an arbitrary angle in both horizontal and vertical directions.

The column 1 shown in FIG. 10 thus connected.
FIG. 11 shows a temporary enclosure used at a construction site as an example of an embodiment of application development assembled by applying the joint and the joint 2. In addition, in an example of the embodiment of FIGS.
The sandwiching portion 4 of the joint 2 fixed to the column 1 is designed so that the end of the transverse member 10 is directly connected without interposing the cap 84 described in the description of FIGS. However, an end cap 87 shown in FIGS. 9 and 10 is mounted on the end face of the end of the horizontal support 10, so that there is no danger that the end face of the end of the horizontal support 10 is directly exposed. ing.

In FIG. 10A, the joint 2 is
The clamping bolt 83 is penetrated through the two connecting holes 88 formed in the hole, and is tightened by the nut 89. The nut 89 is welded to the connecting hole 88 of the clamping portion 4 in advance. Connection hole or one connection hole 88 of the joint
When the joint is formed in such a manner that the pinching bolt 83 is screwed into the joint, the screwing operation of the bolt is facilitated, the workability is improved, and the nut is further installed at the work site. This is preferable because no 89 is lost.

[0032]

As described in detail above, the joint of the strut and the crosspiece according to the present invention has a band-like portion circling the outer periphery of the post and the end of the crosspiece protruding in parallel from both ends of the band-like portion. An engaging means is provided on the back surface of the joint comprising the clamping portion for clamping the portion, opposite to the strut of the band-shaped portion, and the band-shaped portion is wrapped around the strut to clamp the clamping portion between the horizontal struts. At the time of attachment, the locking means of the joint is locked to the side surface of the column from the back side facing the column of the band-shaped portion, and the connection with the column is made directly regardless of the manufacturing dimensional error of the joint. Therefore, the horizontal member is securely connected to the support, and there is no deviation.

The locking means provided on the band-shaped portion of the joint is formed as a plurality of pressure contact portions, and when the clamping portion of the joint is clamped by the clamping bolt to be clamped by the horizontal member, the plurality of pressure contact portions are formed. Is pressed strongly against the semicircular side surface on the side of the ridge on the side of the column to form a joint in which the column and the side of the column are firmly connected to each other. A plurality of press-contact numbers are balanced against the side of the support from at least two places, or four places, etc. on the semicircular side surface of the supporter, and tighten the clamping bolt of the clamping part. The connection is made by pressing strongly so that the press-contact part bites into the side of the column, and the joint may be displaced even if a large force is applied to the horizontal support after installation. And secure and strong connection between the strut and the crosspiece

Further, a deformed portion having a different bending rigidity from that of the other portion of the band-like portion is provided substantially at the center of the band-like portion of the joint, and a gap between the clamping portions protruding in parallel from both ends of the band-like portion is provided. When the width of the band is expanded, if the band-shaped portion can be expanded without deforming the other portion of the band-shaped portion around the deformed portion, a joint is attached to the column from the side thereof. In this case, the parallel holding portions can be easily expanded, and since the mutated portion is located substantially at the center of the band-like portion, the two parallel holding portions can be widened in a well-balanced manner and the band-like portion is expanded. It does not deform other parts.

Further, a convex portion is formed on the back surface of the band-shaped portion of the joint opposite to the column, and a concave portion or a hole is formed on one side surface of the column corresponding to the convex portion. When the part is sandwiched between the horizontal members, the convex part formed in the band-shaped part is engaged with either the concave part on the side of the column or the hole on the side of the column, and the connection between the joint and the column is made. ,
Since the convex portion is engaged with the recess on the side of the support or the hole on the side of the support and the holding portion is sandwiched by the horizontal support, the protrusion does not fall off from the recess on the support or the hole on the side of the support.
A reliable connection between the strut and the crosspiece is maintained without the joint being displaced at the connection portion with the strut.

A plurality of recesses or grooves along the outer circumferential direction of the cross section of the column are formed in a plurality of steps at intervals in the length direction of the column. In the case where the strut and the transverse ridge are connected in a state in which the convex portion formed on the back surface side opposite to the strut of the band-shaped portion of the joint is engaged and the traverse is horizontally movable around the strut, the joint and the traverse are connected. In addition to the mobility on the vertical surface at the connection with the horizontal
A connecting structure of the strut and the horizontal ridge that can connect the stanchion and the horizontal ridge at an arbitrary angle to both the horizontal plane and the vertical plane is configured.

In any description of the effects of the present invention, the connection between the joint and the transverse member is made to have a connection structure freely movable in the vertical plane direction. Since the joint is also movable in the horizontal plane until the joint is fixed to the column by the tightening of, the joint can be freely arranged on the column at the time of assembly and installation, and after the clamping portion is clamped, The connection is made surely and firmly, and the connection between the pillar and the crosspiece that has good workability and is excellent in robustness after installation is made.

[Brief description of the drawings]

FIG. 1 is a drawing showing a configuration of a joint of a column and a crosspiece showing a first embodiment of the present invention, (a) is an exploded perspective view,
(B) is an assembly perspective view, (c) is a top view of assembly description.

FIGS. 2A and 2B are diagrams showing a configuration of a joint of a support and a horizontal member showing a second embodiment of the present invention, wherein FIGS. 2A and 2B are exploded perspective views, and FIG. FIG.

FIGS. 3A and 3B are diagrams showing a configuration of a joint of a column and a crosspiece showing a third embodiment of the present invention, wherein FIGS. 3A and 3B are exploded perspective views, and FIG. FIG. 3D is a perspective view showing the embodiment, and FIG.

FIGS. 4A and 4B are diagrams showing a configuration of a joint of a column and a crosspiece showing a fourth embodiment of the present invention, wherein FIG. 4A is an exploded perspective view,
(B), (c) is a perspective view showing the processing state of the portion,
(D), (e) is a top view for assembly description.

5A is a front view of an example of an embodiment of a protective fence assembled on a slope by applying the joint of the present invention, FIG.
(B), (c) is the elements on larger scale.

FIG. 6A is a front view of another embodiment of the protective fence assembled on a slope by applying the joint of the present invention,
(B), (c) is the elements on larger scale.

7 (a) is a front view of an example of an embodiment of a protective fence assembled on a flat ground by applying the joint of the present invention, FIG.
(B), (c) is the elements on larger scale.

FIG. 8 is a top view for explaining the operation of the protective fence assembled by applying the present invention.

FIGS. 9A and 9B are perspective views showing a mounting structure of a support and a horizontal support according to a fifth embodiment of the present invention, wherein FIGS. 9A and 9B are perspective views of the support, and FIG. It is a perspective view.

FIGS. 10A and 10B are assembling views showing a mounting structure of columns and crosspieces according to a sixth embodiment of the present invention, wherein FIG. 10A is an exploded perspective view and FIG. 10B is a front view showing an assembling configuration. .

11 is a front view illustrating an example of the construction of a temporary enclosure at a building site, which is assembled by applying the embodiment example of FIG. 10;

12 (a) is an exploded perspective view, FIG. 12 (b) is a top view, and FIG.
(C) is a front view.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Prop 10 Horizontal ridge 11 Longitudinal 12 Fence panel 2 Joint 21 Single band joint 22 Double band joint 3 Band-shaped part 4 Clamping part 5 Locking part 6 Press-contact part 7 Mutation part 70 Mutation part 8 Convex part 81 Depression part 82 Hole part 83 clamping bolt 84 cap 85 cap bolt 86 concave groove 87 end cap 88 connection hole 89 nut 9 bracket 90 support post 91 support holding portion 92 beam holding portion 93 beam 94 bolt 95 hole 96 bolt 97 hole 98 positioning plate 99 opening

Continued on the front page F term (reference) 2D101 CA06 CA11 CB03 EA02 EA11 FA11 FA23 FA32 FB14 2E142 AA01 DD01 DD22 HH01 HH12 HH22 HH24 HH25 LL01 LL02 MM04

Claims (5)

[Claims] 1. A joint comprising a band-shaped portion circling around the outer periphery of a column and a clamping portion protruding in parallel from both ends of the band-shaped portion and clamping an end of a horizontal member. Locking means is provided on the back surface side of the strut facing the strut, and when the band-shaped portion is wrapped around the strut and the clamping portion is clamped by the horizontal ridge, the locking means engages with the strut side surface. A joint between the strut and the crosspiece, which is stopped to connect the strut and the crosspiece. 2. The locking means provided on the band-shaped portion is formed as a plurality of pressure contact portions which are in contact with the side portions of the column. 2. The joint between the strut and the crosspiece according to claim 1, wherein the portion is strongly pressed against a semicircular side surface of the strut on the side of the crosspiece to establish connection between the strut and the crosspiece. 3. A band portion having a different bending stiffness is provided substantially at the center of the band portion, and the band portion is expanded around the band portion when the interval between the clamping portions is widened. 3. The joint between a pillar and a crosspiece according to claim 1 or 2, characterized in that: 4. A protruding portion is formed on the back side of the band-shaped portion facing the column, and a concave portion or a hole is formed on the side surface of the column corresponding to the protruding portion. 4. The connection between the strut and the cross member when the band-shaped portion is fixed to the recess or the hole of the strut when the band is attached. A joint between the column and the crosspiece described. 5. A plurality of recesses or grooves along the cross-sectional outer peripheral direction of the column are formed in a plurality of steps at intervals in the length direction of the column, and any one of the plurality of recesses or the groove is formed. 5. A connecting structure between a strut and a transverse member, wherein a convex portion formed on the back surface side of the band-shaped portion of the joint according to claim 4 is engaged so that the strut and the lateral member are connected. .