JP2902927B2 - Angle free fence horizontal beam connecting device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an angle fence horizontal beam connecting device.

[0002]

2. Description of the Related Art As such an angle-free fence horizontal rail connecting device, for example, a device using a metal band is known.

In this case, a wide metal thin plate is formed into a C-shape and a metal band having a pair of fastening tongues projecting from its ends is used. The fastening tongue pieces are fastened by bolts, and the ends of the horizontal rails are pivotally supported by the bolts so as to be vertically rotatable.

[0004]

In this case, it is possible to connect a pair or one of the horizontal rails freely at an angle in the vertical and horizontal directions of the horizontal rails. Workability is not always good due to the necessity of temporary tightening and final tightening to adjust the direction angle and positioning, and the bolts are largely exposed and the relationship with the support is not considered. There is a problem that the appearance is not good, and it can be suitably used for, for example, net fences, but is not suitable for connecting horizontal rails in public places or at home or at a point below the human eye. .

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an angle-free fence horizontal beam connecting device which is easy to set the angle and position, has good workability, and is excellent in appearance. To offer.

[0006]

According to the present invention, according to the present invention, the connecting of the horizontal rails is divided into three types, that is, an angle in the vertical direction, an angle in the horizontal direction, and an angle in both the vertical and horizontal directions. The horizontal rails are connected, and further, the members are shared so that various horizontal rails can be connected in general. A joint holder consisting of a pair of divided holder members projecting in a direction to form a horizontal rotation axis by being opposed to each other, and a rotation ring at one end vertically fitted to the horizontal rotation axis, respectively. A beam fixing rod for fixing the horizontal beam is provided protruding from the ring, and a pair of ring joints rotatably supported in the vertical direction are provided on the horizontal rotation shaft of the joint holder. Crossbar connection An angle-free fence horizontal rail connecting device (Claim 1), a joint comprising a pair of divided holder members that protrude vertically from a column end and are opposed to each other to form a horizontal rotation axis. A horizontal ring of the joint holder has a holder and a rotating ring which is vertically fitted to the horizontal rotating shaft at one end, and a bar fixing rod for fixing a horizontal beam is projected from the rotating ring. A ring joint rotatably supported on the shaft in the vertical direction, and a spacer ring which is vertically fitted on the horizontal rotation shaft and fills one side of the ring joint. Angle connecting fence horizontal beam connecting device characterized by being used for horizontal beam connecting (claim 2),
A decorative attachment member is attached to the cylindrical support body while leaving the longitudinal end of the main body, and a column having the remaining end as a vertical rotation axis, and a vertical rotation using the decoration attachment member as a positioning base at a lower end. A pivot ring having a pivot ring at one end, which is horizontally fitted to the shaft, and a beam fixing rod for fixing a horizontal beam pivotally supported on a vertical tongue piece protruding from the rotational ring so as to be vertically rotatable; A pair of horizontal joints which are rotatably supported on the vertical rotation shaft and a joint cap which secures the ring joint at the upper end thereof. An angle-adjustable fence horizontal rail connecting device (claim 3), a decorative attachment member is attached while leaving the longitudinal end of the cylindrical support body, and the remaining end is vertically rotated. A pillar as an axis,
The above-mentioned decorative attachment member serves as a positioning base at the lower end, and has, at one end, a rotating ring which is horizontally fitted to a vertical rotating shaft, and one of the projecting bars is provided with a beam fixing rod for fixing a horizontal beam from the rotating ring. The other has a vertical tongue protruding from the rotating ring, and has a cross-fixing rod for supporting a horizontal cross so as to be rotatable in the vertical direction. It comprises a pair of ring joints that are movably supported, and a joint cap that secures the ring joints at the upper end. An angle-adjustable fence horizontal beam connecting device (claim 4), a column having a longitudinally extending end of a cylindrical column main body, a decoration auxiliary member attached thereto, and a column having the remaining end as a vertical rotation axis; Position the decorative attachment member at the lower end. It has to protrude a crosspiece fixed rod rungs for fixing of the pivoting ring and having at one end a rotary ring for each fitted on horizontal to the vertical pivot axis as the base determined,
A pair of horizontal joints rotatably supported on a vertical rotation axis of the support column and a joint cap for retaining the ring joint at the upper end thereof; Angle connecting fence horizontal beam connecting device (claim 5),
An angle free fence horizontal rail connecting device according to claim 1 and 5, wherein the horizontal diameter of the horizontal rotation axis of the joint holder and the vertical diameter of the vertical rotation axis of the column are the same, and the internal diameter of the rotation ring of the ring joint is reduced. An angle-free fence cross beam connecting device (Claim 6) and each of Claims 1 to 5, characterized in that they are set in accordance with this and that the ring joint shaft support is interchangeable between them. Equipped with an angle free fence horizontal beam connecting device at the same time, the outer diameter of the horizontal rotation axis of the joint holder and the vertical rotation axis of the fence support are the same, and the inner diameter of the ring joint and the spacer ring are the same. An angle-free fence horizontal beam connecting device (claim 7), wherein the ring joint and the spacer ring shaft support are interchangeable between them. As the gist of the invention these respectively is obtained by the means of the problem solution.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in more detail with reference to the drawings showing the embodiments.
A1, A2 are tilted in series, A3 is bent and tilted, and A4, A
The aluminum fences 1, 2 which are continuously installed in series by arranging the fences 5 in a bent horizontal direction
In the present example, reference numeral 10 denotes a horizontal rail which forms a handrail for a handrail in this example, and 11 denotes a foldable fence partition which partitions a lower part of the horizontal rail 10.

The horizontal rail 10 is fixedly installed on the upper ends of the pillars 1 and 2 in the form of a bridge.
2, series inclination, A3 bending inclination, A4, A
5 is arranged and fixed so as to be bent horizontally.

The arrangement and fixing of the horizontal rails are performed using connecting devices that can be freely angled, and the connecting devices use a plurality of members for columns 1 and 2 that are properly used depending on the position. It is configured and used.

[0010] To explain this for each part of the fence A, between the fences A1 and A2, as shown in FIGS. The joint holder 20 includes a pair of divided holder members 21 forming a horizontal rotation shaft 24, and a rotation ring 32 which is vertically fitted to the horizontal rotation shaft 24 at one end. A pair of ring joints 30 having a bar fixing rod 33 for fixing the horizontal bar 10 projecting therefrom and rotatably supported on the horizontal rotating shaft 24 of the joint holder 20 in the vertical direction.
And a pair of horizontal rails 10 are connected to be freely angled in the vertical direction.

That is, between the fences A1 and A2, the support 1
In this embodiment, the joint holder 20 used in this embodiment has a hollow rectangular shape and is provided with decoration on the outer peripheral surface by unevenness. A pair of members 21 are used in common. The holder members 21 are respectively fitted into the hollow portions of the columns 1, and a pair of fitting legs 23 are provided below the base portion 22 so as to fit into the hollow portions. It is an integral casting made of aluminum casting and has a horizontal rotation shaft 24 divided at the center of the surface. At this time, the holder member 21 is attached to the fitting leg 2 on the base 22 facing surface.
(3) Spacer projections 25 are provided on the upper part to enable stable installation when the pair is used as a joint holder 20, and the horizontal rotation shaft 24 is slightly shorter than the spacer projection 25 to form the joint holder 20. When
A space is formed in the central portion to reliably function as the horizontal rotation shaft 24, but also to save aluminum consumption.

On the other hand, each of the ring joints 30 connects the rotating ring 32 to the horizontal rotating shaft 2 of the joint holder 20.
4 and an inner diameter corresponding to the outer diameter of the horizontal rotation shaft 24 on the surface facing the base portion 22 so as to fill the outer peripheral thickness of the horizontal rotation shaft 24. A cylindrical member having an outer diameter twice as large as the width and having the crosspiece 10 fitted and fixed, and having a eccentrically projecting position so that the position of the rotating ring 32 is eccentric to one side, is also aluminum. It is a one-piece casting.

Therefore, the rotating ring 32 of the ring joint 30 is fitted on the horizontal rotating shaft 24 of each holder member 21, the divided pair of holder members 21 are opposed to each other, and the fitting legs 23 are connected to the hollow portion of the column 1. The ring joint 30 is vertically fitted to the joint holder 20 as if it were an integral member so that the axis of the beam fixing rod 33 is aligned and the opposing surface of the holder member 21 is filled. As a result, the horizontal bars 10 fixed to the beam fixing rods 33 are connected to the fences A1 and A2 so that they can be connected in a vertically inclined manner in series inclination.

On the other hand, between the fences A2 and A3, as shown in FIG. 5 and FIG. 11, the decorative attachment member 4 is attached while leaving the longitudinal end of the cylindrical column main body 3 and the remaining end. And a rotation ring 32 at one end, which is horizontally fitted on the vertical rotation shaft 6 as a positioning base 5 at the lower end of the supporting member 2 having the vertical rotation shaft 6 as the vertical rotation shaft 6. A beam fixing rod 33 for fixing a horizontal beam rotatably supported on a vertical tongue piece 34 protruding from a ring 32 so as to be vertically rotatable.
A pair of ring joints 31 rotatably supported on the vertical rotation shaft 6 of the support column 2 in the horizontal direction, and a joint cap 40 for securing the ring joint 31 at the upper end thereof. Are connected so as to be freely angled in the vertical and horizontal directions.

That is, between the fences A2 and A3, the support 2
In the present embodiment, unlike the above-mentioned support column 1, it is constituted by a cylindrical support body 3 and a decoration support member 4 attached thereto, and the decoration support member 4 is shorter than the cylindrical support body 3, The end of the cylindrical column main body 3 is left exposed at the upper end so that the installation is aligned with the lower end.

On the other hand, each ring joint 31 is constituted by a rotating ring 32 having a vertical tongue piece 34 and a beam fixing rod 33 which is rotatably supported on the vertical tongue piece 34. Reference numeral 33 designates an integral casting made of an aluminum casting.

At this time, the inner diameter of the rotating ring 32 is adjusted to the outer diameter of the cylindrical column main body 3, that is, the outer diameter of the vertical rotating shaft 6, and the thickness is adjusted to the thickness of the decorative attachment member 4.
While the thickness width is the same as that of the ring joint 30, the vertical tongues 34 are inclined in the projecting direction, and when one of the vertical tongues 34 is used as a pair in an inverted shape, the support position of the beam fixing rod 33 is set on the same line. , So that the axis of each rail 33 can be aligned.

The joint cap 40 is also integrally formed by casting with an aluminum casting, and the upper end of the vertical turning shaft 6 of the cylindrical column body 3 is fitted on the turning ring 32 in a mounted state. Is fixed to the cylindrical support body 3 so that the upper end is held down to prevent the fixing.

Therefore, one of the rotating rings 33 of the pair of ring joints 31 is turned upside down and placed on the vertical rotating shaft 6 of the cylindrical support body 3 and the decorative attachment member 4 as the positioning base 5. And the joint cap 40 is fitted and fixed on the upper end of the vertical rotation shaft 6,
The ring joint 31 is controlled so as to be rotatable simultaneously in two directions, that is, up and down and horizontal so that the axis of the beam fixing rod 33 coincides. The vertical and horizontal connection of the bending inclination according to the fences A2 and A3 is performed, and the joint cap 40 processes the upper end of the vertical rotation shaft 6,
The support column 2 with the decorative attachment member 4, the ring joint 31 and the joint cap 40 have the appearance as if they were an integral member.

Between the fences A3 and A4, for example, as shown in FIG. 14 in particular, the decorative attachment member 4 is attached while leaving the longitudinal end of the cylindrical column body 3, and the remaining end is vertically attached. At one end, a support post 2 serving as a rotation shaft 6 and a rotation ring 32 that horizontally fits on the vertical rotation shaft 6 as a positioning base 5 at the lower end of the decorative attachment member 4 are provided. A beam fixing rod 33 for fixing the horizontal rail 10 protrudes from the ring 32, and the other is fixed to the vertical tongue 34 protruding from the rotating ring 32 so as to be rotatably supported in the vertical direction. And a pair of ring joints 30 and 31 respectively rotatably supported in the horizontal direction on the vertical rotation shaft 6 of the column 2 and the ring joint 3.
A pair of horizontal rails 10 are connected so as to be freely movable in the vertical and horizontal directions in the horizontal direction.

In the present embodiment, the ring joint 31 and the joint cap 40 on the side of the fence A3, which is the inclined one of the columns 2, are commonly used between the fences A2 and A3. A4
The ring joint 30 on the side
1 and A2 are commonly used by using horizontally.

That is, in the fence A of this embodiment, the outer diameters of the horizontal rotation shaft 24 of the joint holder 20 and the vertical rotation shaft 6 of the column 2 are the same, and the rotation rings 32 of the ring joints 30 and 31 are used. The inner diameter is set in accordance with this, and compatibility between the ring joints 30 and 31 is provided between them. Therefore, the ring joint 30 used for vertical rotation as described above is used horizontally. By doing so, it becomes possible to use it in combination with the ring joint 31 between the fences A2 and A3 to pivotally support the vertical rotation shaft 6 of the support column 2 and secure the joint with a joint cap 40.

Accordingly, the fences A3 and A4 are fitted with the ring joints 30 and 31 on the vertical rotation shaft 6 and the joint cap 40 in accordance with the fences A2 and A3, so that the fences A3 and A4 are connected between the fences A3 and A4. Side is bent and the A4 side is bent horizontally.
One is connected in the horizontal direction, and the other is connected in the up and down and horizontal directions.

Since the other parts are the same as those in the above-described example, the same reference numerals are given and duplicate explanations are omitted.

Between the fences A4 and A5, as shown in FIG. 6 and FIG. 13 in particular, the decorative attachment member 4 is attached while leaving the longitudinal end of the cylindrical column main body 3, and the remaining end is provided. And a supporting member 4 having a vertical rotation axis 6
Is provided at one end as a positioning base 5 at the lower end, and has at one end a rotating ring 32 that is horizontally fitted to the vertical rotating shaft 6, and a beam fixing rod 33 for fixing the horizontal beam 10 is protruded from the rotating ring 32. And a pair of ring joints 30 rotatably supported on the vertical rotation shaft 6 of the column 2 so as to be rotatable in the horizontal direction.
And a joint cap 40 for fixing the ring joint 30 at the upper end to prevent the ring joint 30 from coming off, and the pair of horizontal rails 10 are connected to be freely angled in the horizontal direction.

Also in this example, the same column 2 and joint cap 40 as those between the fences A2 and A3 are used based on the compatibility of the ring joints 30 and 31 of the fence A.
While the joint is commonly used, the ring joint 30 between the fences A1 and A2 is commonly used. Fence A4, A
The horizontal rail 10 is connected to be rotatable in the horizontal direction so as to be bent and horizontal between the five sections.

Since the rest is the same as the above example,
The same reference numerals are given and duplicate description is omitted.

Further, on the end side of the fence A1, for example, as shown particularly in FIG.
A joint holder 20 formed of a pair of divided holder members 21 forming one end, and a rotating ring 32 which is vertically fitted on the horizontal rotating shaft 24 at one end, and a cross-section for fixing the horizontal bar 10 from the rotating ring 32. A ring joint 30 having a fixed rod 33 projecting therefrom and rotatably supported in a vertical direction on the horizontal rotation shaft 24 of the joint holder 20; A spacer ring 35 that fills one side of the ring joint 30 is provided, and one of the horizontal rails 10 is vertically connected at an angle.

That is, in this example, the fences A1,
The same ring joint 30 as that between A2 and the fence A1 is used singly, and the remaining portion of the horizontal rotation shaft 24 has the same configuration as the aluminum casting of the rotation ring 32 of the ring joint 30. In this way, a spacer ring 35 integrated with the caster is fitted to the column 1 so that the horizontal bar 10 on the side of the fence A1 can be freely angled in the vertical direction so as to treat the end.

Since the other parts are the same as those in the example between the fences A1 and A2, the same reference numerals are given and duplicate explanations are omitted.

At the end side of the fence A5, as shown in FIG. 7 and FIG. 15, the cap base 1 having the hollow-shaped column 1 and having the fitting legs 52 fitted into the hollow portion is used. A horizontal joint cap 50 that is made of aluminum casting and is used for connecting a horizontal straight rail 10 with a support cap 53 that fits therein and forms a receiving hole for the horizontal rail 10 therebetween. In addition, by using the blind cap 54 for closing the end of the horizontal rail 10, the horizontal rail 10 is inserted into the receiving hole of the horizontal joint cap 50.
The end portion is inserted and held, and the blind cap 54 is fitted, whereby the horizontal rail 10 on the side of the fence A5 is horizontally connected to the column 1 so as to treat the end portion.

In the fence A of this embodiment, as described above, the two types of columns 1, 2, the joint holder 20, the two types of ring joints 30, 31, the joint cap 40, the spacer ring 35, and the horizontal joint cap 50 are provided. In particular, the outer diameters of the vertical rotation shaft 6 of the column 2 and the horizontal rotation shaft 24 of the joint holder 20 are made the same, and the inner diameters of the ring joints 30 and 31 and the spacer ring 35 are made the same in accordance with this. By setting and providing compatibility of the ring joints 30 and 31 and the spacer ring 35 support, it is possible to connect the pair of horizontal crossbars 10 in series inclination, bending inclination, and bending horizontal according to the topography and the structure. At the same time, it is possible to connect one of the cross rails 10 at the end, and to make the appearance very good. .

In the figure, 9 is a steel core material for embedding the columns 1 and 2, 9a is a foamed resin insert for protecting the steel core 9, and 60 is the columns 1, 2 and the horizontal rail 10, each member. Fixing holes, 6
Reference numeral 1 denotes a fixing member such as a screw or a bolt and a nut which is screwed or fastened to these fixing holes 60 to fix the same. 70 denotes a side surface of the post 1 or a post 2 for fixing the fence partition 11 to the posts 1 and 2. Is a partition fixing fitting which is fitted and screwed into a C-shaped channel groove of the decorative appendage 4 and rotatably supports and fixes the fence partition 11.

Although the illustrated example is as described above, in the embodiment of the present invention, a common pillar is used, a joint holder is provided, a horizontal rotation shaft is provided on one side, and the end is defined on the other side. A pair of holder members divided into two parts, a fixing rod of a ring joint to be fitted and fixed to a crosspiece, a part or all of a joint holder, a ring joint, a spacer ring, and a joint cap. , By using resin injection molding instead of the above casting, and by using as a fence with a plurality of horizontal rails between the columns, including the columns, horizontal rails, joint holders and rings The specific shapes, structures, materials, dimensions and numbers of joints, spacer rings and joint caps, their relationships, and additions to them are described above. Unless contrary to the gist of the invention can be variously modified, it falls short of limited to those exemplified above.

[0035]

The present invention is configured as described above.
According to the first aspect, a pair of horizontal rails can be vertically and vertically connected for a series inclination, and the second horizontal rail at the end of the fence can be vertically and freely connected. A pair of horizontal rails can be connected vertically and horizontally freely for inclination and a pair of horizontal rails can be freely connected vertically and vertically and horizontally for bending and horizontal inclination. According to the sixth aspect, the same ring joint can be commonly used for connecting the horizontal rails for in-line tilting and horizontal bending, and a pair of horizontal rails can be freely connected to the horizontal rail for horizontal bending. Claim 7 can provide an angle-free fence horizontal beam connecting device which can cope with various situations with the connecting of the horizontal beams and can use parts as common as possible. Connection of the crosspiece makes it easy to set the angle and position Good workability obtained by and can be excellent in appearance.

[Brief description of the drawings]

FIG. 1 is a front view showing an installation state of a fence.

FIG. 2 is a plan view showing an installation state of a fence.

FIG. 3 is a perspective view showing a connected state of horizontal rails.

FIG. 4 is a perspective view showing a connected state of horizontal rails.

FIG. 5 is an exploded perspective view showing a connected state of the horizontal rail.

FIG. 6 is an exploded perspective view showing a connected state of the horizontal rail.

FIG. 7 is an exploded perspective view showing a connected state of horizontal rails at an end portion.

FIG. 8 is an exploded perspective view of a column.

FIG. 9 is an exploded perspective view of a column.

FIG. 10 is an exploded perspective view showing a relationship between a joint holder and a ring joint.

FIG. 11 is an exploded perspective view showing a relationship between a ring joint and a joint cap.

FIG. 12 is an exploded perspective view showing a relationship among a joint holder, a ring joint, and a spacer ring.

FIG. 13 is an exploded perspective view showing a relationship between a ring joint and a joint cap.

FIG. 14 is an exploded perspective view showing a relationship between a ring joint and a joint cap.

FIG. 15 is an exploded perspective view showing a horizontal joint cap.

FIG. 16 is an exploded perspective view of a joint holder.

FIG. 17 is a perspective view of a ring joint.

FIG. 18 is a perspective view of a rotating ring having a vertical tongue.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS A fence 1 support | pillar 2 support | pillar 3 support | pillar main body 4 decoration addition member 5 base 6 vertical rotation axis 10 horizontal beam 20 joint holder 21 holder member 24 horizontal rotation axis 30 ring joint 31 ring joint 32 rotation ring 33 beam fixing rod 34 vertical tongue 35 spacer ring 40 joint cap 60 fixing hole 61 fixing bracket

Claims (7)

(57) [Claims] 1. A joint holder comprising a pair of divided holder members which form a horizontal rotation axis by projecting vertically from a column end and facing each other, and a rotation holder which is vertically fitted to the horizontal rotation axis, respectively. A pair of ring joints having a moving ring at one end, and a bar fixing rod for fixing a horizontal rail protruding from the rotating ring, and being rotatably supported vertically on a horizontal rotating shaft of the joint holder. An angle-free fence horizontal rail connecting device, comprising: a pair of horizontal rails that can be freely vertically connected to each other. 2. A joint holder comprising a pair of divided holder members which form a horizontal rotation axis by projecting vertically from a column end and facing each other, and a rotation vertically fitted to the horizontal rotation axis. A ring joint having a ring at one end and a bar fixing rod for fixing a horizontal beam protruding from the rotating ring, and rotatably supported vertically on a horizontal rotating shaft of the joint holder. A spacer which is fitted vertically to the horizontal rotation shaft and fills one side of the ring joint, and which is used for connecting one of the horizontal rails so as to be freely angled in the vertical direction. Cross connection device. 3. A decorative support member is attached to the cylindrical support body while leaving the longitudinal end of the main body, and a support base having the remaining end as a vertical rotation axis; A beam fixing rod for fixing a horizontal beam which has a rotating ring at one end as a table and which is horizontally fitted to a vertical rotating shaft, and which is vertically rotatably supported on a vertical tongue protruding from the rotating ring. A pair of ring joints rotatably supported on the vertical rotation axis of the column so as to be rotatable in the horizontal direction, and a joint cap for retaining the ring joint at the upper end thereof. An angle-free fence horizontal rail connecting device for connecting horizontal rails. 4. A supporting column having a longitudinal end portion of a cylindrical column main body remaining and a decoration auxiliary member attached thereto, and a column having the remaining end portion as a vertical rotation axis, and a positioning base at a lower end of the decoration auxiliary member. At one end, a rotating ring which is horizontally fitted to a vertical rotating shaft is provided as a table, one of which has a beam fixing rod projecting from the rotating ring for fixing a horizontal beam, and the other is a rotating ring. A pair of ring joints having a vertical tongue projecting therefrom and having a cross-bar fixing rod rotatably supported in the vertical direction, each of which is horizontally rotatably supported on the vertical rotation axis of the above-mentioned column. And a joint cap for fixing the ring joint at the upper end to prevent the ring joint from coming off. 5. A supporting column having a longitudinal end portion of a cylindrical column main body remaining and a decorative attachment member attached thereto, and a column having the remaining end portion as a vertical rotation axis; At one end, there is provided a turning ring which is horizontally fitted on the vertical turning shaft as a table, and a bar fixing rod for fixing the horizontal beam is projected from the turning ring. An angle characterized by comprising a pair of ring joints rotatably supported in a horizontal direction and a joint cap for retaining and fixing the ring joint at the upper end so as to freely connect in a horizontal direction to a pair of horizontal rails. Free fence horizontal beam connecting device. 6. The apparatus according to claim 1, further comprising: an angle-adjustable fence horizontal rail connecting device, wherein the horizontal diameter of the horizontal rotation axis of the joint holder and the vertical rotation axis of the column are the same, and the rotation of the ring joint is equal. An angle-free fence crosspiece connecting device, wherein the inner diameter of the moving ring is set in accordance with this, and interchangeability of the ring joint support is provided between them. 7. The apparatus according to claim 1, further comprising: an angle-adjustable fence crosspiece connecting device, wherein the horizontal rotation axis of the joint holder and the vertical rotation axis of the fence post have the same outer diameter and the ring An angle-free fence horizontal beam connecting device, wherein the inner diameter of the joint and the spacer ring are set to be the same in accordance with the same, and compatibility between the ring joint and the spacer ring support is provided therebetween.