JPH05202648A - Connecting device for unit fence - Google Patents

Abstract

PURPOSE:To mutually connect unit fences without using a screw. CONSTITUTION:Fitting in parts 11 are formed on both the sides of a stopper fin 10 on a central position, and a molded joint A which is provided with an elastic locking piece 14 having an outward locking projection 15 at a tip partitioned by a slit 13 is used for the fitting in part 11. The fitting in part 11 of the molded joint A is fitted in the upper and lower lateral sash bars 30, 31 of a unit fence B so that the end edges of the lateral sash bars 30, 31 may abut on the stopper fin 10, and the locking projection 15 is elastically locked in a locking penetrated hole 35 penetratingly provided on the lateral sash bars 30, 31 to mutually directly connect the unit fences B without using a screw. A decorative surface plate 36 is arrangedly provided on the front side of the lateral sash bars 30, 31 to prevent the exposure of the locking penetrated hole 35 for composing a connecting device having an excellent apperance.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fence, and more particularly to a unit fence connecting device for connecting unit fences.

[0002]

2. Description of the Related Art For connecting unit fences of this type, for example, connecting joints are fitted in the upper and lower horizontal rails and fixed with screws from the side of the horizontal rail, or in the case of using a connecting column, an L-shaped connection is used. The structure is such that the connecting brackets are fixed to the connecting columns with screws, while the horizontal crosspieces are placed on the horizontal pieces and these are also fixed with screws.

[0003]

Since these conventional unit fence connecting devices are all screw-fixed, it requires a separate screw-fixing work at the fence installation site, which makes the work complicated. In addition, there is a problem in that the appearance of the screw head is generally exposed, for example, in the shape of a ridge from the flat surface of the cross rail, thereby impairing the appearance.

The present invention has been made in view of such circumstances, and a problem to be solved is to directly connect unit fences or indirectly connect unit fences without using screws. In order to provide a unit fence connecting device that facilitates work at a fence installation site by performing the above, another problem to be solved by the present invention is that the unit fence has an extremely excellent appearance in addition to the above. To provide a coupling device.

[0005]

SUMMARY OF THE INVENTION According to the present invention, a fitting portion having an elastic locking piece defined by a lateral slit and having an outward locking projection formed at a tip thereof is provided on both sides of a stopper fin at a central position. A pair of upper and lower formed joints, and an upper and lower pair in which a fitting portion is fitted to the stopper fin so that the edge is abutting and a locking through hole is provided at a corresponding position of the locking projection. A unit fence connecting device (claim 1), characterized in that it comprises a unit fence having a horizontal crosspiece, and an elastic locking piece defined by a lateral slit and having an outward locking projection formed at its tip. And a stopper having a pair of upper and lower joints formed by connecting a joint member having a fitting portion having one end protruding to one side of the stopper fin on the end side at a hinge angle freely on the stopper fin side. And a unit fence having a pair of upper and lower horizontal rails, each of which has a fitting portion fitted therein so that its end edge has a butt shape, and which has a pair of upper and lower horizontal rails through which locking through holes are respectively provided at corresponding positions of the locking projections. A unit fence connection device (claim 2), characterized in that a fitting portion having a resilient locking piece defined by a lateral slit and having an outward locking projection formed at the tip is provided on one side of the end protruding base. A pair of upper and lower molded joints formed by projection, a fitting portion is fitted on the overhanging base so that the end edge is abutting, and locking through holes are respectively provided at corresponding positions of the locking projections. A unit fence connection comprising: a unit fence having a pair of upper and lower horizontal rails; and a connecting post interposed between the unit fences and having a pair of vertical guide strips on both sides for guiding the projecting base. Equipment (billing 3) and claim 1
No. 3 to No. 3 of the unit fence, and a decorative surface material of the entire length in the longitudinal direction is additionally disposed on the locking through hole transparent surfaces of the pair of upper and lower horizontal rails so as to cover the locking through holes. The present invention relates to a unit fence connection device (claim 4) and has these as the gist of the invention, thereby serving as means for solving the above problems.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in more detail with reference to the drawings showing the following embodiments. In the drawings, A is a molding joint, B is a unit fence, C is a support pillar of a unit fence B,
Similarly, D shows a connecting pillar of the unit fence B.

Molding joint A in FIGS.
Is provided with a stopper fin 10 at a central position and hollow fitting portions 11 protruding from both sides of the stopper fin 10, and the side wall 12 of the fitting portion 11 is provided.
Is provided with a pair of upper and lower locking pieces 14 which are partitioned by a pair of lateral slits 13 provided on the side wall 12, respectively, and each tip of the locking piece 14 has an arrowhead shape on the front surface side and a back surface side. In this example, circular outwardly protruding locking projections 15 are formed, and the molded joint A of this example has, for example, 30 wt% of glass fiber.
The added nylon is injection-molded to make it hard, and the locking piece 14 is given elasticity.

As the molded joint A, two types of molded joints each having the above-mentioned structure but different dimensions are used as a pair of upper and lower parts to directly connect the unit fence B.

In the unit fence B, the vertical rails 3 and 31 are framed by the horizontal rails 30, 31 and the vertical rail 37, respectively.
It is made of an aluminum alloy extruded material in which a large number of small rails 38 parallel to the horizontal rails 30 and 30 are arranged between seven.

In the unit fence B of this example, the upper and lower horizontal rails 30 and 31 are both hollow portions 32 and the hollow portions 32.
Side wall 34 defining the hollow portion 32 while having a C-shaped fitting groove 33 formed on the front side of the vehicle, that is, on the road side.
Each of the upper and lower sides has locking through holes 35 provided on the front and back, and the C-shaped fitting groove 33 extends in the longitudinal length of each of the horizontal rails 30 and 31, for example, wood. A thick decorative surface material 36 having a surface is fitted and fixed.

The locking through hole 35 in the side wall 34 is formed by the cross rail 3.
By providing a dimension equal to the spacing dimension between the stopper fin 10 and the locking projection 15 of the molding joint A in the longitudinal direction of the cross rail from the end edges of 0 and 31,
The molding joint A is transparently provided at a position corresponding to the locking projection 15 of the molding joint A.

In the unit fence connecting device of the present embodiment, the unit fences B are connected to each other by connecting the fitting portions of the molded joints A, which are vertically paired, to the side bars 30 and 31 of one adjacent unit fence B. The end edges 30, 30 are fitted into the stopper fins 10 of the molded joint A so as to be in abutment shape, the fitting portions 11 are fitted by the horizontal rails 30, 31, and the locking projections 15 of the elastic locking pieces 14 are fitted. After each of them is locked in the locking through hole 35, the molding joint A is similarly fitted to the cross rails 30 and 31 of the other unit fence B, and the locking projection 15 is locked in the locking through hole 35. This is done so that the unit fences B can be directly connected to each other.

Therefore, in this embodiment, the stopper fin 10 is provided between the end edges of the horizontal crosspieces 30 and 31, and a strong connection can be obtained without using screws, and especially on the front side. Since the decorative surface plate 36 covers the locking through holes 35 on the side wall 34 of the surface through which the locking through holes are provided, the unit fence connecting device having an extremely excellent appearance can be obtained.

In this example in which the unit fences B are directly connected to each other, for example, the upper and lower brackets 40 and 41 are used to position the unit fences B at appropriate positions in the longitudinal direction on the support columns C standing on the back side, that is, the site side. It is used to make it stand vertically by supporting it.

On the other hand, FIGS. 8 to 10 show an example of a connecting device for connecting the unit fence B at a predetermined angle such as a corner or a curved surface. At this time, the molding joint A has the stopper fins 10. A joint member 17 is formed so that it is positioned at an end portion and a fitting portion 11 having a locking piece 14 is provided on one side of the stopper fin 10 so that the joint member 17 can be freely angled on the stopper fin 10 side. It is constructed by connecting hinges 18.

Therefore, in this embodiment, as in the above, the fitting portion 11 is formed in the horizontal rails 30 and 31 of the unit fence B, and the edges of the horizontal rails 30 and 31 are abutted against the stopper fin 10. After the molded joint A is fitted on the cross rails 30 and 31 by fitting, the expansion angle between the unit fences B may be set by the hinge 18.

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

Further, FIGS. 11 to 16 show an example of a connecting device for indirectly connecting the unit fence B using the connecting pillar D. At this time, the molding joint A is
A protruding base portion 20 which also functions as a stopper is arranged at the end portion like the stopper fin 10, and a fitting portion 11 having the locking piece 14 is projected on one side of the protruding base portion 20 to form a unit. Side rail 30 of fence B,
Similarly, the fitting portion 11 is fitted to the reference numeral 31, while a pair of vertical guide strips 50 on both sides are formed on the connecting column D. In this example, the lower molding joint A is placed below each guide strip 50. Assuming that a receiving seat 51 of an L-shaped metal fitting is arranged, by guiding each overhanging base portion 20 of the molding joint A to the guide strip 50, the unit fence B provided with the molding joint A is connected. The lower molded joint A is received as a seat 5
The unit fences B are connected by receiving the unit fences 1.

Similarly, the remainder is the same as in the above example, and therefore the same reference numerals are given and the description thereof is omitted.

In the figure, 16 is a raised rib formed in the fitting portion of the molded joint A, 19 is a corner cover for maintaining the angle of the joint member 17 of the molded joint A, and 52 is a closing cover of the guide strip 50 of the connecting column D. Show.

Although the illustrated example is as described above, in implementing the present invention, the elastic locking piece should be wide in the vertical direction, and one or both of the side walls should have a single elastic locking piece. Constituting, multiple locking projections and locking through holes per one locking piece, molding joints made of synthetic resin not containing glass fiber, decoration on both sides of the horizontal rail Disposing the surface material by appropriate means or omitting the disposition on both sides, replacing the locking projections and the locking through holes with the side wall or with it or the upper and lower sides or one of the walls, replacing the receiving seat It is also possible to add an integrated leg to the lower molding joint and regulate the height position of the unit fence guided by the guide,
As can be seen from this example, the locking projection, the elastic locking piece,
For the specific materials, shapes, structures, dimensions, and relationships of the fitting parts, stopper fins, overhanging bases, molded joints, cross rails, locking through holes, connecting columns, guide strips, and decorative surface materials, see the above. Various modifications can be made without departing from the spirit of the invention, and the embodiments of the invention are not limited to those shown and described above.

[0022]

Since the present invention is constructed as described above,
In both cases, direct connection of unit fences or indirect connection via connecting stanchions can be performed easily and reliably without using screws, which improves workability at fence installation sites and provides strong connection of unit fences. It is possible to provide a unit fence connecting device that secures

Further, according to the present invention, since the locking projection is elastically locked in the locking through hole for connection, the locking projection is pressed so as to release the locking, for example, during replacement work. It is also possible to easily break the connection and disassemble into unit fence units.

Further, according to the present invention, since the decorative surface material of the entire length in the longitudinal direction is additionally provided on the locking through hole transparent surface of the horizontal rail so as to cover the locking through hole, It is possible to provide a unit fence connecting device in which the decorative surface material prevents the penetration holes from being exposed and which has an extremely good appearance.

[Brief description of drawings]

Fig. 1 Front view of unit fence Fig. 2 Partially cutaway plan view of unit fence Fig. 3 Vertical sectional view of unit fence Fig. 4 Exploded perspective view showing relationship between molding joint and unit fence Fig. 5 Rear view of molding joint Fig. 6 Molding Side view of joint Fig. 7 Cross-sectional view of molded joint Fig. 8 Plan view of another example Fig. 9 Exploded perspective view of another example Fig. 10 Rear view of molded joint Fig. 11 Cross-sectional view of another example FIG. 13 is a longitudinal sectional view showing another example. FIG. 13 is an exploded perspective view showing another example. FIG. 14 is a rear view of the molding joint. FIG. 15 is a side view of the molding joint.

[Explanation of symbols]

 A Molded joint B Unit fence C Support post D Connection post 10 Stopper fin 11 Fitting part 12 Side wall 13 Slit 14 Resilient locking piece 15 Locking protrusion 17 Joint member 18 Hinge 20 Overhanging base 30 Side rail 31 Side rail 34 Side wall 35 Through hole 36 Decorative surface material 50 Guide strip

Claims (4)

[Claims] 1. A pair of upper and lower portions formed by projecting on both sides of a stopper fin at a central position, a fitting portion having a resilient locking piece defined by a lateral slit and having an outward locking projection formed at a tip thereof. A molding joint, and a unit fence having a pair of upper and lower horizontal rails, each of which has a fitting portion fitted to the stopper fin so that its end edge is abutting, and each of which has a through hole at a corresponding position of the locking projection. A unit fence connection device comprising: 2. A joint member having a fitting portion having a resilient locking piece defined by a lateral slit and having an outward locking projection formed at the tip thereof and projecting to one side of the stopper fin on the end side is a stopper fin side. In the above, a pair of upper and lower molded joints are connected by hinges at free angles, and a fitting part is fitted to the stopper fin so that the edge is abutting, and a locking through hole is provided at a position corresponding to the locking projection. A unit fence connecting device comprising: a unit fence having a pair of upper and lower horizontal rails that are transparently provided. 3. A pair of top and bottom formed by projecting on one side of the end projecting base part a fitting part having an elastic locking piece defined by a lateral slit and having an outward locking projection formed at the tip. And a united fence having a pair of upper and lower horizontal rails, each of which has a fitting joint fitted to the projecting base so that the end edge is in abutment shape, and a through hole is formed at a corresponding position of the locking projection. And, it is installed between the unit fences,
A unit fence connecting device, comprising: a connecting column having a pair of vertical guide strips on both sides for guiding the projecting base. 4. The decorative surface material of the entire length in the longitudinal direction is additionally arranged on the locking through hole transparent surfaces of the pair of upper and lower horizontal rails of the unit fence according to claim 1 so as to cover the locking through holes. Unit fence connecting device characterized by being installed.