JP2008031824A - Beam mounting structure of fence - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a beam mounting structure of a fence which can be easily installed by only one operator by improving construction performance. <P>SOLUTION: A mounting bracket comprises a retainer bracket 3 for retaining the end of a fence beam 2, and a covering bracket 4 which covers the retainer bracket 3. In the retainer bracket 3, a retainer 32 which is opened obliquely upward from a vertical plate-like mounting portion 31 mounted to the front wall of a support 1 is longitudinally elongated. In the covering bracket 4, a covering portion 42 which is opened obliquely downward from a vertical plate-like mounting portion 41 mounted to the back wall of the support 1 is longitudinally elongated. The end of the fence beam 2 is retained by the retainer 32 of the retainer bracket 3, and the covering portion 42 of the covering bracket 4 covers the retainer from an obliquely-upward or horizontal direction. This enables the fence beam 2 to be temporarily placed on the retainer 32 in a state of fixing the retainer bracket 3 to the support 1. Thus, since one operator can perform not only the construction of the fence but also the operation of fixing the covering bracket 4 and the fence beam 2 by both his/her right and left hands, the efficiency of the operation can be dramatically enhanced. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a beam mounting structure for a fence such as a panel fence, a beam fence, or a mesh fence fence installed on a road or the like.

  2. Description of the Related Art Conventionally, as a protective fence installed on a road or the like, for example, a protective fence in which a lateral beam is attached via a substantially U-shaped bracket in plan view as disclosed in Japanese Utility Model Publication No. 62-190712 (Patent Document 1). Are known. As shown in FIG. 9 of the drawing of Patent Document 1, the mounting structure of the horizontal beam on the support fence is a structure in which the horizontal beam is attached to the support via a U-shaped bracket in plan view. A bolt hole for inserting a mounting bolt for mounting the bracket is formed, while a hole for inserting the mounting bolt is formed on the surface on the mounting side of the bracket to the bracket column. The two surfaces projecting from the surface on the mounting side are provided with through-hole mounting bolt holes for mounting the transverse beam with beam mounting bolts.

Japanese Utility Model Publication No. 62-190712

  However, in the above beam mounting structure, when the horizontal beam is attached to the support column, the horizontal beam cannot be temporarily placed, so installation work must be performed by a plurality of workers, and there is room for improvement in workability. Was left behind.

  Therefore, the present invention aims to improve the workability and provide a beam mounting structure for a fence that can be easily installed by only one worker.

In order to achieve the above object, the present invention is configured as follows.
That is, the beam mounting structure for a fence according to claim 1 according to the present invention is a fence in which a fence beam is erected via a mounting bracket between opposing side walls of two struts erected at intervals. The mounting bracket comprises a receiving bracket that receives the end of the fence beam and a covering bracket that covers the receiving bracket, and the receiving bracket is a vertical plate-shaped mounting portion that is mounted on the front wall of the column. A receiving portion that opens obliquely upward extends in the longitudinal direction, and the covering bracket extends in the longitudinal direction with a covering portion that opens obliquely downward from a vertical plate-shaped attachment portion that is attached to the back wall of the column. The end of the beam is received by the receiving portion of the receiving metal fitting, and the covering portion of the covering metal fitting is covered on the end of the beam from an obliquely upward or horizontal direction.

  Further, the beam mounting structure for a fence according to claim 2 according to the present invention is a fence in which a fence beam is installed via mounting brackets between opposing side walls of two struts erected at intervals. The mounting bracket is composed of a receiving bracket that receives the end of the fence beam and a covering bracket that covers the receiving bracket, and is inclined from the vertical plate-shaped mounting portion that is in contact with the back wall of the column. The mounting part of the receiving bracket with the receiving part that opens upward in the longitudinal direction has a receiving bracket mounting hole through which the receiving bracket mounting bolt is inserted when the receiving bracket is fixed to the column using the mounting bracket mounting bolt. On the other hand, the vertical wall part of the cover metal that extends in the longitudinal direction with the cover part that opens obliquely downward from the vertical wall part that is attached to the front side of the support column is attached to the metal support for fixing the metal support. A bolt that is fastened to the bolt head or the bracket mounting bolt And it is characterized in that it is adapted to conceal the door.

  According to the first aspect of the present invention, the mounting bracket includes a receiving bracket that receives the end of the fence beam and a covering bracket that covers the receiving bracket, and the vertical mounting that is attached to the front wall of the support column. A receiving portion that opens obliquely upward from the plate-like attachment portion is extended in the longitudinal direction, and the covering portion that opens obliquely downward from the longitudinal plate-like attachment portion attached to the back wall of the support column is provided in the longitudinal direction on the covering metal fitting. Since the end of the fence beam is received by the receiving portion of the receiving bracket, and the covering portion of the covering bracket is covered diagonally from above or horizontally, the receiving bracket is fixed to the column. In this state, the fence beam can be temporarily placed on the receiving part, so that the worker can perform the fence work alone, and the worker can fix the cover metal and the fence beam with both hands. So you can do that work The rate is also significantly improved.

  Furthermore, when temporarily placing the fence beam on the receiving part of the receiving metal fitting, the receiving part is provided to be opened obliquely above the receiving metal fitting, so that it is possible to place the fence beam from the horizontal direction on the receiving metal fitting. Because it is possible, it is not necessary to lift the fence beam above the receiving part of the bracket and place it from above, and it can be easily placed temporarily on the receiving part of the bracket without labor and effort. ,preferable.

  According to the second aspect of the present invention, the mounting portion of the receiving metal fitting in which the receiving portion that opens obliquely upward from the vertical plate-shaped mounting portion that is in contact with the back wall of the support column is extended in the longitudinal direction. , When fixing the bracket to the column using the bracket mounting bolt, drill a bracket mounting hole for inserting the bracket mounting bolt, while opening diagonally below the vertical wall mounted on the front side of the column Since the covering wall portion extends in the longitudinal direction, the vertical wall portion of the covering metal is concealed by the head of the receiving metal mounting bolt for fixing the receiving metal or the nut fastened to the receiving metal mounting bolt. After inserting the bracket mounting bolt into the bracket mounting hole and abutting and fixing the bracket to the back wall of the column, temporarily place the fence beam on the bracket receiving part and cover it with the cover bracket. One end of the bracket mounting bolt is concealed. In case of installing the fence between sidewalk and roadway, it can be prevented from injury when projection of metal mounting bolts sidewalks user receives, also it is possible to improve the appearance.

Embodiments of the present invention will be specifically described below with reference to the drawings.
1 is an exploded perspective view showing an embodiment of a beam mounting structure for a fence according to the first aspect of the present invention. FIG. 2 is a perspective view of a receiving bracket of the mounting bracket shown in FIG. (B) is a side view, (c) is a plan view, (c) is a front view, (b) is a side view, and (c) is a plan view. 4 is an exploded perspective view showing another embodiment of the beam mounting structure of the fence according to the present invention. FIG. 5 is a front view of the receiving bracket of the mounting bracket shown in FIG. (C) is a side view, (c) is a plan view, (c) is a front view, (b) is a side view, (c) is a plan view, FIG. FIGS. 8A and 8B are exploded perspective views for explaining an embodiment of a beam mounting structure for a fence according to the invention described in claim 2, and FIG. 8 is a perspective view of a receiving bracket of the mounting bracket shown in FIG. Is a front view, (B) is a side view, (C) is a plan view, FIG. 9 is a cover of the mounting bracket shown in FIG. 7, (A) is a front view, (B) is a side view, and (C). Is a plan view.

  In FIG. 1, 1 is a support | pillar, The lower part is embed | buried in the ground, and is standingly arranged in multiple ground surface at an appropriate space | interval. At appropriate positions on the front side and the back side of the support column 1, metal fitting mounting bolt holes 11 are formed at the same level relative to each other. A cap 12 is attached to the top of the column 1 to improve its appearance and prevent rainwater and the like from flowing into the inner surface of the column 1. The support column 1 is made of a metal tube having an appropriate cross-sectional shape such as a circular cross-section, and the surface thereof is subjected to treatment such as painting or plating. Further, a belt-like reflector R is wound and attached to the lower part of the cap 12 over the entire circumference, and exhibits a line-of-sight induction effect.

  Reference numeral 2 denotes a fence beam, which is installed between the opposing side walls of the plurality of support columns 1 via a receiving metal fitting 3 and a covering metal fitting 4 which are attachment metal fittings. A fence beam mounting hole 21 is formed on the side surface of the end of the fence beam 2 at the same level. The fence beam 2 is also made of a metal tube having an appropriate cross-sectional shape such as a circular cross-section generally used conventionally, and the surface thereof is subjected to a treatment such as painting or plating.

  The mounting bracket is composed of the receiving bracket 3 and the covering bracket 4 as described above. The receiving bracket 3 has a receiving portion 32 that opens obliquely upward from a vertical plate-shaped mounting portion 31 that is attached to the front wall of the column 1 and extends in the longitudinal direction on both sides. A through hole 33 is drilled at a position corresponding to the fence beam mounting hole 21 at the end, and a receiving metal mounting hole 34 is drilled at the center of the mounting part 31.

  The covering metal 4 has a covering portion 42 that opens obliquely downward from a vertical plate-shaped attachment portion 41 attached to the back wall of the support column 1 and extends in the longitudinal direction on both sides, and the receiving portion 42 that the side surface of the fence beam 2 contacts. A through hole 43 is formed in the end portion at a position corresponding to the fence beam mounting hole 21, and a through hole 44 is formed in the central portion of the mounting portion 41. The through-hole 44 is formed in a size that allows the bolt head of the receiving bracket mounting bolt 5 for mounting the receiving bracket 3 to the column 1 to pass.

  The receiving portion 32 of the receiving metal fitting 3 is formed in a semi-cylindrical shape in which a cylinder is cut at an angle of approximately 45 ° obliquely in a side view so as to correspond to the cross-sectional outer shape of the fence beam 2. That is, the receiving part 32 is opened at an angle of approximately 45 ° obliquely upward. Further, the covering portion 42 of the covering metal 4 is formed in a semi-cylindrical shape in which the cylinder is cut at an angle of about 45 ° obliquely in a side view opposite to the receiving metal fitting so as to correspond to the cross-sectional outer shape of the fence beam 2. That is, the covering portion 42 opens at an angle of approximately 45 ° obliquely downward.

Next, a method for attaching the fence beam 2 to the column 1 will be described.
First, the bracket mounting bolt 5 is inserted from the bracket mounting bolt hole 11 drilled on the back side of the column 1, and the column 1 passes through the column 1 through the bracket mounting bolt hole 11 drilled on the front side. Is inserted into a bracket mounting hole 34 drilled in the central portion of the mounting portion 31 of the bracket 3 that is in contact with the front wall of the column 1 and is screwed with a washer W and a nut N, The metal fitting 3 is fixed to the column 1.

  Next, the two fence beams 2 are placed from the horizontal direction on the receiving portions 32 extending on both sides of the attachment portion 31 of the receiving metal fitting 3, and the temporary placement of the fence beams 2 is completed. At this time, as described above, the receiving portion 32 of the metal fitting 3 is formed in a semi-cylindrical shape obtained by cutting the cylinder at an oblique angle of approximately 45 ° in a side view so as to correspond to the cross-sectional outer shape of the fence beam 2. It is possible to prevent the fence beam 2 placed on the receiving portion 32 from rolling down.

  Then, the covering part 42 of the covering metal 4 is covered on the fence beam 2 from above or horizontally, and the mounting part 41 of the covering metal 4 is brought into contact with the support column 1 and is formed at the end of the covering part 42 of the covering metal 4. The fixing bolt 6 is inserted through the through hole 43, the fence beam mounting hole 21, and the through hole 33 formed at the end of the receiving portion 32 of the receiving metal fitting 3 in the horizontal direction, and the washer W and the nut are inserted. N is screwed, and the fence beam 2 is attached to the column 1 via the metal fitting 3 and the cover metal fitting 4. At this time, the through hole 44 drilled in the central portion of the mounting portion 41 is sized to allow the bolt head of the mounting bracket mounting bolt 5 to pass through. It abuts so as to be in good shape. And the edge part of the fence beam 2 is fixed in the state enclosed by the receiving metal fitting 3 and the covering metal fitting 4. FIG.

  Because of such a beam mounting structure of the fence, as described above, the fence beam 2 can be temporarily placed on the receiving portion 32 in a state in which the receiving metal fitting 3 is fixed to the column 1, and the fence can be constructed by one worker alone. In addition, the operator can perform the work of fixing the covering metal 4 and the fence beam 2 with both hands, so that the work efficiency is greatly improved. 3, the fence beam 2 can be placed on the receiving bracket 3 from the horizontal direction, and the fence beam 2 is lifted and placed above the receiving portion 32 of the receiving bracket 3. The fence beam 2 can be easily placed temporarily on the receiving portion 32 of the metal fitting 3 without any need for labor and labor. Furthermore, since the bracket mounting bolt 5 and the fixing bolt 6 can be mounted and fixed in the same direction in the horizontal direction, the mounting work can be carried out efficiently, which is preferable.

Next, another embodiment of the fence beam mounting structure shown in FIGS. 4 to 6 will be described.
The difference between the configuration shown in FIG. 4 and the configuration shown in FIG. 1 is that the fence beam 2 is attached only to one side of the column 1. The beam attachment structure of the fence of this embodiment is mainly connected. It is used at the end of the fence. In addition, about the method of attaching the fence beam 2 in this form to the support | pillar 1, since it is the same as that of the said thing shown in FIG. 1, description is abbreviate | omitted.

  The receiving bracket 3A has a receiving portion 32A that opens obliquely upward from a vertical plate-like mounting portion 31A that is attached to the front wall of the column 1 and extends in the longitudinal direction on one side, and the receiving portion 32A that the side surface of the fence beam 2 contacts. At the end, a through hole 33A is drilled at a position corresponding to the fence beam mounting hole 21, and a receiving metal mounting hole 34A is drilled at the center of the mounting part 31A.

  The covering metal part 4A has an end part of the covering part 42A in which a covering part 42A that opens obliquely downward from a vertical plate-like attachment part 41A attached to the back wall of the support column 1 extends in the longitudinal direction and the side surface of the fence beam 2 abuts. In addition, a through hole 43A is drilled at a position corresponding to the fence beam mounting hole 21, and a through hole 44A is drilled in the center of the mounting portion 41A. The through hole 44 </ b> A is formed in a size that allows the bolt head of the receiving metal fitting bolt 5 that attaches the receiving metal 3 </ b> A to the column 1 to pass through.

  The receiving portion 32A of the receiving metal fitting 3A is formed in a semi-cylindrical shape in which the cylinder is cut at an angle of approximately 45 ° when viewed from the side so as to correspond to the cross-sectional outer shape of the fence beam 2. That is, the receiving portion 32A is opened at an angle of approximately 45 ° obliquely upward. Further, the covering portion 42A of the covering metal 4A is formed in a semi-cylindrical shape in which the cylinder is cut at an angle of about 45 ° obliquely in a side view opposite to the receiving metal fitting in order to correspond to the cross-sectional outer shape of the fence beam 2. That is, the covering portion 42A opens at an angle of approximately 45 ° obliquely downward.

Next, the invention according to claim 2 will be described with reference to FIGS. 7, 8, and 9.
Reference numeral 1 denotes a support, and a lower portion thereof is buried in the ground and is erected on a plurality of ground surfaces at appropriate intervals. At appropriate positions on the front side and the back side of the support column 1, metal fitting mounting bolt holes 11 are formed at the same level relative to each other. A cap 12 is attached to the top of the column 1 to improve its appearance and prevent rainwater and the like from flowing into the inner surface of the column 1. The support column 1 is made of a metal tube having an appropriate cross-sectional shape such as a circular cross-section, and the surface thereof is subjected to a treatment such as painting or plating.

  Reference numeral 2 denotes a fence beam, which is installed between the opposing side walls of the plurality of support columns 1 via a receiving metal fitting 3B and a covering metal fitting 7. A fence beam mounting hole 21 is formed on the side surface of the end of the fence beam 2 at the same level. The fence beam 2 is also made of a metal tube having an appropriate cross-sectional shape such as a circular cross-section generally used conventionally, and the surface thereof is subjected to a treatment such as painting or plating.

  As described above, the mounting bracket is composed of the receiving bracket 3B and the covering bracket 7. The receiving bracket 3B has a receiving portion 32B that opens obliquely above the vertical plate-shaped mounting portion 31B that contacts the back wall of the support column 1 and extends in the longitudinal direction on both sides, and the receiving portion 32B that the side surface of the fence beam 2 contacts. A through hole 33B is formed in the end portion at a position corresponding to the fence beam mounting hole 21, and a receiving metal mounting hole 34B is formed in the central portion of the mounting portion 31.

  The covering bracket 7 has a covering portion 72 that extends obliquely downward from a vertical wall portion 71 that is attached to the front side of the column 1 and extends in the longitudinal direction. A through hole 73 is formed at a position corresponding to the hole 21. 1 and FIG. 4, unlike the covering brackets 4 and 4A, the covering bracket 7 shown in this embodiment is formed with a hole through which the receiving bracket mounting bolt 5 for mounting the receiving bracket 3B to the back wall of the column 1 is passed. Not. That is, by making the vertical wall portion 71 without a hole, it is attached so as to cover the head of the metal fitting mounting bolt 5 and conceal the bolt head. Moreover, since the vertical wall part 71 is formed so as to be fixed at a position separated from the side surface of the support column 1 by the height of the bracket mounting bolt 5 head, in order to cover the gap, The upper and lower ends are formed to be bent to the vicinity of the front wall of the column 1.

  And the receiving part 32B of the receiving metal fitting 3B is formed in the semi-cylindrical shape which cut | disconnected the cylinder at about 45 degrees diagonally in side view in order to make it respond | correspond to the cross-sectional external shape of the fence beam 2. As shown in FIG. That is, the receiving portion 32B is opened at an angle of approximately 45 ° obliquely upward. Further, the covering portion 72 of the covering metal 7 is formed in a semi-cylindrical shape in which the cylinder is cut at an angle of about 45 ° obliquely in a side view opposite to the receiving metal fitting in order to correspond to the cross-sectional outer shape of the fence beam 2. That is, the covering portion 72 opens at an angle of approximately 45 ° obliquely downward.

Next, a method for attaching the fence beam 2 to the column 1 will be described.
As shown in FIG. 7A, first, the receiving metal fitting bolt 5 was inserted through the metal fitting mounting bolt hole 11 drilled on the front side of the column 1 and penetrated through the column 1 and drilled on the back side. The bracket mounting bolt 5 is inserted into the bracket mounting hole 34B drilled in the central portion of the mounting portion 31B of the bracket 3B that passes through the column 1 through the bracket mounting bolt hole 11 and is in contact with the back wall of the column 1. Then, the washer W and the nut N <b> 1 are screwed together, and the receiving metal fitting 3 is fastened to the back wall of the column 1.

  Subsequently, as shown in FIG. 7B, the two fence beams 2 are placed from the horizontal direction on the receiving portions 32B extending on both sides of the attachment portion 31B of the receiving metal fitting 3B, and the temporary placement of the fence beams 2 is performed. Complete. At this time, as described above, the receiving portion 32B of the receiving metal fitting 3B is formed in a semi-cylindrical shape obtained by cutting the cylinder at an oblique angle of approximately 45 ° in a side view so as to correspond to the cross-sectional outer shape of the fence beam 2. It is possible to prevent the fence beam 2 placed on the receiving portion 32B from rolling down. And the covering part 72 of the covering metal 7 is covered with the fence beam 2 from the upper side or the horizontal direction, and the through-hole 73, the fence beam mounting hole 21 and the receiving metal 3B which are drilled at the end of the covering part 72 of the covering metal 7 are provided. The fixing bolt 6 is inserted through the through hole 33B drilled at the end of the receiving portion 32B in the horizontal direction and the washer W and the nut N are screwed together, and the fence beam 2 is attached to the receiving bracket 3B. And it attaches to the support | pillar 1 via the covering metal 7. And the edge part of the fence beam 2 is fixed in the state enclosed by the receiving metal fitting 3B and the covering metal fitting 7. FIG.

  In addition, in the attachment to the support | pillar 1 of the metal fitting 3B shown to this form, the metal fitting attachment bolt 5 is inserted in the metal fitting attachment bolt hole 11 from the front side of the support | pillar 1, and the metal fitting 3B is fastened to the support | pillar 1. However, the metal fitting mounting bolt 5 may be inserted into the metal mounting bolt hole 11 from the back side of the column 1 and the metal bracket 3B may be fastened to the column 1. In this case, the nut N <b> 1 that is fastened to the metal fitting mounting bolt 5 is concealed by the vertical wall portion 71 of the cover metal 7.

  Because of such a beam mounting structure of the fence, as described above, the fence beam 2 can be temporarily placed on the receiving portion 32B in a state where the receiving bracket 3 is fixed to the support column 1, and one worker can construct the fence. In addition, the operator can perform the work of fixing the covering metal 7 and the fence beam 2 with both hands, so that the work efficiency is remarkably improved, and the fence beam 2 is received by the metal fitting. When temporarily placing on the receiving portion 32B of 3B, the fence beam 2 can be placed on the receiving metal 3 from the horizontal direction, and the fence beam 2 is lifted and placed above the receiving portion 32B of the receiving metal 3B. In addition to being able to temporarily place the fence beam 2 on the receiving portion 32B of the metal fitting 3B without the need for labor and effort, one end of the metal fitting mounting bolt 5 is concealed. A fence is installed between the sidewalk and the roadway If, it is possible to prevent the injury when projection of metal mounting bolts 5 sidewalks user receives, also can improve the appearance preferred.

  According to the beam mounting structure for a fence according to the present invention, the mounting bracket includes a receiving bracket that receives the end of the fence beam and a covering bracket that covers the receiving bracket, and the mounting bracket is attached to the front wall of the column. A receiving portion that opens obliquely upward from the vertical plate-shaped mounting portion is extended in the longitudinal direction, and the covering bracket has a covering portion that opens obliquely downward from the vertical plate-shaped mounting portion attached to the back wall of the column. The end of the fence beam is received by the receiving portion of the receiving bracket, and the covering portion of the covering bracket is covered on the upper side from an obliquely upward or horizontal direction. Since the fence beam can be temporarily placed on the receiving part in a fixed state, the worker can perform the fence work alone, and the worker can fix the cover metal and the fence beam with both hands. So you can do it in Work efficiency as a beam attachment structure rail that can be remarkably improved, it can be suitably used.

It is a disassembled perspective view which shows one Embodiment of the beam attachment structure of the fence which concerns on invention of Claim 1. 1A is a front view, FIG. 1B is a side view, and FIG. FIG. 1A is a front view, FIG. 1B is a side view, and FIG. It is a disassembled perspective view which shows another embodiment of the beam attachment structure of the fence which concerns on this invention. 4A is a front view, FIG. 4B is a side view, and FIG. 4A is a front view, FIG. 4B is a side view, and FIG. It is a disassembled perspective view explaining one Embodiment of the beam mounting structure of the fence which concerns on invention of Claim 2. Among the mounting brackets shown in FIG. 7, (a) is a front view, (B) is a side view, and (C) is a plan view of a receiving bracket. 7A is a front view, FIG. 7B is a side view, and FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Support | pillar 11 Fitting bolt hole 12 Cap 2 Fence beam 21 Fence beam attachment hole 3, 3A, 3B Receptacle 31, 31A, 31B Attaching part 32, 32A, 32B Receiving part 33, 33A, 33B Through hole 34, 34A, 34B Mounting bracket mounting hole 4 Covering bracket 41, 41A Mounting portion 42, 42A Covering portion 43, 43A Through hole 44, 44A Through hole 5 Mounting bracket mounting bolt 6 Fixing bolt 7 Covering bracket 71 Vertical wall portion 72 Covering portion 73 Through hole

Claims (2)

  A beam mounting structure of a fence in which a fence beam is installed between two opposing side walls of two struts erected at intervals via a mounting bracket, and the mounting bracket receives the end of the fence beam. A metal fitting and a metal fitting that covers the metal fitting, and the metal fitting has a receiving portion that extends obliquely upward from a vertical plate-shaped fitting portion that is attached to the front wall of the column, and extends in the longitudinal direction. Is a longitudinally extending covering portion that opens obliquely downward from the vertical plate-shaped mounting portion attached to the back wall of the column, and the end of the fence beam is received by the receiving portion of the receiving bracket, A beam mounting structure for a fence, wherein the covering portion of the covering metal fitting is covered obliquely from above or horizontally.   A beam mounting structure of a fence in which a fence beam is installed between two opposing side walls of two struts erected at intervals via a mounting bracket, and the mounting bracket receives the end of the fence beam. The mounting part of the receiving metal fitting, which is composed of a metal fitting and a covering metal fitting that covers the receiving metal fitting, and that extends in the longitudinal direction with a receiving part that opens obliquely upward from the vertical plate-shaped mounting part that contacts the back wall of the support column Has a mounting hole for receiving the mounting bracket when the mounting bracket is fixed to the column using the mounting bracket. On the other hand, from the vertical wall mounted on the front side of the column The vertical wall portion of the covering metal fitting in which the covering portion opened obliquely downward extends in the longitudinal direction conceals the head of the receiving metal fitting fixing bolt for fixing the receiving metal fitting or the nut fastened to the receiving metal fitting mounting bolt. Fence bee characterized by being made Mounting structure.