JPH09235967A - Expansion gate door and assembly method thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To promote outward appearance and, at the same time, to facilitate assembly of an expansion gate door by bending a shape material to form an inverted U-shaped arch frame, and incorporating an X link inside the arch frame in the expansion gate door. SOLUTION: Part of a flange of a shape material having a C-shaped section is notched, an upper frame 32 with the upper part formed in a bending shape is allotted in the notched part and is bent to form an inverted U-shaped arch frame 31 having continued circumferential surface, an expansion link 13 is incorporated inside the arch frame, and finally, a sill 33 is incorporated therein to form a lattice frame 12. In shafts provided in cross sections between double X links 21 and 21, the shaft 24 in the lowest step is fixed jambs 34 of the arch frame 31, and the shafts 22 and 22 in the upper and middle steps are interlocked with the jambs 34 in a slidable manner through sliders 23. Accordingly, the circumferential surface of the lattice frame 12 is formed of a continued bending surface, outward appearance with identification is shown, and the lattice frame 12 can be easily manufactured by bending formation of the shape material.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telescopic gate that expands and contracts in the direction of finding by a telescopic link formed by connecting a number of X-links. The present invention relates to an assembling method.

[0002]

2. Description of the Related Art Conventionally, as an expandable gate of this type, for example, one disclosed in Japanese Utility Model Publication No. 4-40397 is known. In this expandable gate, the lattice frame has a pair of vertical frames arranged in parallel with each other in the prospective direction, a connecting frame spanned between the upper end portions of the pair of vertical frames, and outer peripheral surfaces of the pair of vertical frames. The decorative frame is a thin plate that continuously covers the outer peripheral surface of the connecting frame, and is formed in an inverted "U" shape. Inside the pair of vertical frames,
The expansion link is slidably attached in the vertical direction, so that the expansion link expands and contracts in the finding direction. In this case, the decorative frame covers the joint portion between each vertical frame and the connecting frame to finish the lattice frame into a neat design with a sense of unity.

[0003]

As described above, since the conventional expansion / contraction gate is composed of the three members of the vertical frame, the connecting frame and the decorative frame, the number of parts is increased and the assembly is troublesome. there were. In addition, when a large force is applied to the lattice frame, unless the vertical frames and the connecting frame are firmly attached to each other, stress is applied to the portion of the decorative frame corresponding to the joint between the vertical frame and the connecting frame. There was a problem that the area was concentrated, the part was extended, and the surface was whitened.

It is an object of the present invention to provide a telescopic gate and a method for assembling the telescopic gate that are easy to assemble without impairing the designability with a clean appearance and a sense of unity.

[0005]

A telescopic gate according to claim 1 is
It extends in the prospective direction and is formed in an inverted "U" shape,
An expandable gate that includes a lattice frame that supports an expandable link that expands and contracts in the found direction inside, the lattice frame being formed in a substantially inverted "U" shape, and an arch frame that is formed by a continuous outer peripheral surface, Consists of a connecting frame attached inside the upper part of the arch frame,
The arch frame is composed of a pair of vertical frame parts arranged in parallel to each other in the prospective direction and supporting the telescopic link, and a decorative frame part arranged along the connecting frame and integrally formed with the pair of vertical frame parts. It is characterized by being formed.

According to this structure, the lattice frame has two members, the arch frame and the connecting frame, and the number of parts can be reduced. Further, the arch frame is composed of a pair of vertical frame portions and a decorative frame formed integrally with the vertical frame portions, and the lattice frame is completed only by incorporating the connecting frame into the arch frame, so that the number of steps required for assembly can be reduced. On the other hand, since the outer peripheral surface of the arch frame including the pair of vertical frame portions and the decorative frame formed integrally with the vertical frame portion is formed by a continuous surface, the design has a neat and unity appearance.

In the expandable gate of claim 1, the arch frame is formed of a shape member in which a portion corresponding to the decorative frame portion is cut out while leaving an outer wall portion and this portion is bent along the connecting frame. Is preferred.

According to this structure, the arch frame can be designed to have a more integrated feeling, and the bent portion (decorative frame portion) and the temporary fixing portion (step portion) of the connecting frame can be provided on the arch frame. It can be easily created. Also, the arch frame can be manufactured extremely easily.

According to a third aspect of the present invention, there is provided a method for assembling a telescopic gate, which comprises a lattice frame which extends in the prospective direction and is formed in an inverted "U" shape and which supports an telescopic link which expands and contracts in the finding direction inside. Is formed in a substantially inverted “U” shape and has a continuous outer peripheral surface, and a connecting frame attached inside the upper part of the arch frame. A decoration attached to the connecting frame of the arch frame. A method of assembling an expandable gate in which a part is cut away leaving an outer wall part, in which the decorative frame part is applied to the connecting frame with the arch frame being linear, and the arch frame is substantially reversed along the connecting frame. It is characterized by a bending step of bending it into a "U" shape and an inserting step of inserting a telescopic link into the bent arch frame from the fore edge direction.

According to this structure, the arch frame and the connecting frame can be assembled without a gap regardless of the variation of the products, and the lattice frame composed of the arch frame and the connecting frame can be easily assembled. Therefore, the whole assembly is easy and the design can be finished neatly.

According to a fourth aspect of the present invention, there is provided a telescopic gate in which the pair of vertical frames are arranged in parallel with each other in the prospective direction, the connecting frame is mounted between the upper ends of the pair of vertical frames, and the outer periphery of the pair of vertical frames. Surface is provided with a lattice frame that continuously covers the outer peripheral surface of the connecting frame, and the lattice frame is an expandable gate that supports expandable links inside a pair of vertical frames, and the decorative frame is a connecting frame. It is characterized in that the curved portion arranged along the vertical frame and the pair of linear portions arranged along each vertical frame are integrally formed, and the curved portion is bendable.

According to this structure, the decorative frame in which the pair of straight portions and the curved portion are in a straight state is applied to the connecting frame and bent, whereby the curved portion of the decorative frame extends along the connecting frame. Can be bent into a (close) shape. Therefore, by this bending, the connecting frame is included in the curved portion and is automatically assembled to the decorative frame.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A telescopic gate to which the telescopic gate and the assembling method of the present invention are applied will be described below with reference to the accompanying drawings. As shown in FIG. 1, the extendable gate 1 is a so-called vertical pantograph type used for a gate of a parking lot or the like, and is extendably attached between the left and right support members 2, 2. One end of the expansion gate 1 has hinges 3 and 3.
One support member (right support member in the figure) 2
Attached to the other end, and the other end is a latch (not shown)
The other support member (the left support member in the figure)
It is hung in the state where it was struck against 2. The illustrated state is a state in which the telescopic gate 1 is closed. From this state, the telescopic gate 1 is contracted rightward, and furthermore, the telescopic gate 1 is opened by rotating the hinge 3 around the center.

The expandable gate 1 has a pair of end members 11, 11 arranged at both ends, a plurality of lattice frames 12 evenly arranged between the pair of end members 11, 11, and a pair of end members 11. , 1
1 and the expandable link 13 supported by the lattice frame 12, and the end member 11 on the tip side in the extension direction and the casters 14 provided at a ratio of 1 to 4 to 5 lattice frames 12.

The telescopic link 13 is a parallel link mechanism in which X-links, which are slanted lattices arranged in two rows in the prospective direction, are doubled, and the parallel links are provided at the intersections of the links 21. A shaft (details of which will be described later) that constitutes the rotating pair is provided. Then, a pair of end members 11 and a plurality of lattice frames 12 are respectively arranged in a portion where the three axes are aligned in the vertical direction. In this case, of the three shafts, the shaft located at the lowermost position is fixed to each end member 11 and each lattice frame 12, and the other two shafts are arranged vertically with respect to these members. It is slidably attached.

Therefore, when the expansion / contraction link 13 is expanded / contracted in the left / right direction, the end members 11 and the lattice frames 12 are moved in the left / right direction while maintaining the vertical intervals, and the expansion / contraction link 13 is also expanded. It itself expands and contracts in the vertical direction with the lower end as the base point. At that time, caster 14
Supports the telescopic link 13 so that it does not tilt while rolling.

FIG. 2 is a cross-sectional view of the upper portion of the retracted (folded) telescopic gate 1, and FIG. 3 is a cross-sectional view of the lower portion of the extended telescopic gate 1. As shown in both figures, each of the left and right support members 2 has a pair of supports 2a, 2a arranged in the prospective direction (front-back direction) and a pair of the supports 2a, 2a.
And a plurality of horizontal rails 2b that connect the two. As shown in FIG. 2, the hinge 3 described above is provided between the end member 11 and the post 2a on the site side of the post member 2 on the right side of the drawing, and the expandable gate 1 is folded and then placed on the site side. It is rotated. Further, as shown in FIG. 3, in the center of the lower part of the end member 11 on the left side of the figure and on the side part of the middle lattice frame 12,
A drop tablet 15 is attached to each. In this case, the drop lock 15 on the side of the lattice frame 12 locks the stretched (closed) telescopic gate 1 to the ground surface, and the end member 1
The lock tablet 15 on the first side is for locking the telescopic gate 1 that is folded and rotated approximately 90 degrees toward the site side to the ground surface.

FIG. 4 is a side view around the lattice frame 12. The lattice frame 12 is an arch frame 31 formed in a substantially inverted "U" shape.
And an upper frame (connection frame) 32 attached to the inside of the upper end of the arch frame 31 and a lower frame 3 attached to the lower end of the arch frame 31.
3 is comprised. The arch frame 31 includes a pair of vertical frame portions 34, 34 arranged in parallel with each other and a pair of vertical frame portions 3
It is integrally formed with a decorative frame portion 35 provided along the upper frame 32 between the upper ends of the vertical frame portions 34, 34, and the telescopic link 13 is provided inside the pair of vertical frame portions 34, 34. ing.
In this case, the arch frame 31 is formed by bending a shape member having a “C” -shaped cross section in which a portion corresponding to the decorative frame portion 35 is cut out, along the upper surface of the upper frame 32.

Therefore, each vertical frame portion 34 has a "C" -shaped cross section as it is as a raw material, and the space inside the cross section serves as a dovetail groove 36 for mounting the expansion link 13. Further, a step portion (upper end of the vertical frame portion) 37 is formed between each vertical frame portion 34 and the decorative frame portion 35, and the step portion 37 is
As will be described later, it serves as a portion for locking the upper frame 32.
On the other hand, the decorative frame portion 35 is notched except for the rear wall of the “C” -shaped cross section (actually, the side wall is also slightly left), so that it can be bent easily. There is. Further, as a result, the arch frame 31 is bendable, and the outer peripheral surface of the arch frame 31 is a continuous surface, and the design is finished with a neat and united feeling.

The upper portion of the upper frame 32 has a curved shape, the upper surface of which is engaged with the decorative frame portion 35, and the lower end portions thereof are fitted into the swallowing groove 36 of the vertical frame portion 34. It is attached to the arch frame 31 so as to match. That is, the upper frame 32 is pressed from the upper side by the decorative frame section 35 and from the lower side by the step section 37,
It is attached so as to be included in the upper end of the arch frame 31. Similarly, the lower frame 33 has vertical frame portions 3 at both ends thereof.
The arch frame 31 is fitted into the swallowing groove 36 of 4
Attached to.

The expandable link 13 arranged inside the arch frame 31 is connected to both vertical frame parts 34, 34 of the arch frame 31 via a shaft provided at the intersection of the links 21 constituting the expandable link 13. It is installed. This telescopic link 13
Then, the intersection of each link 21 is 3
Two places occur between the place and the adjacent grid frames 12, 12 (see FIG. 1). Of the three intersections, the first shaft 22 provided at the upper two intersections rotatably supports the two intersecting links 21 and slides at both ends thereof. Both vertical frame portions 34,
The dovetail grooves 36 of 36 are slidably engaged with each other. In addition, the second shaft 2 provided at one intersection on the lower side
4 supports the two links 21 and 21 rotatably with respect to each other, and both ends thereof are screwed from the outside of the vertical frame portions 34 and 34 by screws 25 and 25.
Respectively. Furthermore, the adjacent grid frame 1
A third shaft 26 provided at two intersecting portions between 2 and 12 rotatably supports two intersecting links 21 and 21. The shafts 22 and 2 are provided between the two links 21 and 21 and between the link 21 and the vertical frame portion 34.
The spacers 27 are inserted so as to be inserted into the cables 4 and 26 to prevent the expansion link 13 from rattling in the prospective direction. Each of the sliders 23 is a roller (roller) rotatably attached to the end surface of the first shaft 22, and makes the sliding in the swallow groove 36 smooth.

Here, a method of assembling the expandable gate 1 of the embodiment will be described. As shown in FIG. 5, first, an arch frame 31 in which a pair of vertical frame portions 34, 34 and a decorative frame portion 35 before being bent are linear is prepared, and an upper frame 32 is predetermined by a jig or the like. Set at the height position of. Next, the decorative frame portion 35 of the arch frame 31 is applied to the upper surface of the upper frame 32, and the arch frame 31 is bent following the upper frame 32. In this way, a predetermined number of arch frames 31 including the upper frame 32 and the end members 11 are prepared. Next, the assembled expandable link 13 is erected, and a predetermined number of arch frames 31 and end members 11 are inserted into the assembled expandable link 13 from above. That is, each arch frame 31 is attached to the telescopic link 13 so that the slider 23 is inserted into the swallow groove 36 from the small edge of the vertical frame portion 34. Finally, the lower frame 33 is incorporated and small parts such as the casters 14 and the locks 15 are incorporated.

As described above, according to the lattice frame 12 of the present embodiment, the arch frame 31 formed in a linear shape is bent along the upper frame 32 and assembled, so that the lattice frame 12 is externally viewed. Can be made to have a sense of unity, and the arch frame 31 itself can be easily formed by a shape member or the like. Moreover, since the arch frame 31 also serves as a portion to which the expansion link 13 is assembled, that is, serves as both a decorative portion and a structural portion, the number of parts and the number of assembling steps can be reduced accordingly. Therefore, the expandable gate 1 as a whole can be easily assembled and can be manufactured at low cost.

Next, another embodiment of the lattice frame 12 will be described with reference to FIG. In the lattice frame 12, a portion corresponding to the arch frame 31 is composed of a decorative frame 41 formed in a substantially "U" shape and a pair of vertical frames 42, 42. That is, the decorative frame 41 is composed of the curved portion 43 arranged along the upper frame 32 and the straight portion 44 arranged along each vertical frame 42, and is folded like the above-described embodiment. It can be bent and assembled. Each straight part 44
Each vertical frame 42 is attached to the inside of the, and a step portion 45 and a bending portion 43 formed at a boundary portion between the straight portion 44 and the bending portion 43.
The upper frame 32 is attached so as to be included in and.

When assembling the lattice frame 12, first, the decorative frame 41 is applied to the upper frame 32 and bent, whereby the upper frame 32 and the decorative frame 41 are assembled to each other, and both vertical frames 42, 42 are attached thereto. To be assembled. In this configuration,
Although the reduction in the number of parts cannot be achieved, the lattice frame 12 can be easily assembled, and the upper frame 32, the vertical frame 42, and the decorative frame 41 can be assembled.
The three parties are firmly assembled with each other. Also, the decorative frame 4
The 1 itself can be easily manufactured by using a shape member or the like.

[0026]

As described above, according to the telescopic gate of the first aspect, it is possible to achieve a design with a neat appearance and a sense of unity, and at the same time reduce the number of members and the number of assembly steps. Therefore, the cost can be reduced without impairing the function.

According to the method for assembling the expansion / contraction gate of the third aspect, the lattice frame having a neat appearance and a sense of unity can be easily incorporated, and the expansion / contraction gate can be easily assembled as a whole.

Further, according to the telescopic gate of claim 4, the decorative frame can be automatically assembled by bending the decorative frame along the connecting frame, and the two vertical frames, the connecting frame and the decorative frame can be mutually assembled. It can be firmly and easily assembled.

[Brief description of drawings]

FIG. 1 is a front view of a telescopic gate to which a lattice frame according to an embodiment of the present invention is applied.

FIG. 2 is an enlarged transverse cross-sectional view of a retractable (folded) state of the expandable gate.

FIG. 3 is a partially enlarged cross-sectional view of a telescopic gate in an expanded state.

FIG. 4 is a side view around the lattice frame according to the first embodiment.

FIG. 5 is an explanatory view showing a method of assembling the expandable gate.

FIG. 6 is a side view around a lattice frame of an expandable gate according to a second embodiment of the present invention.

[Explanation of symbols]

1 telescopic gate, 12 lattice frame, 13 telescopic link, 31
Arch frame, 32 upper frame, 34 vertical frame part, 35 decorative frame part, 37 step part, 41 decorative frame, 42 vertical frame, 43 curved part, 44 straight part, 45 step part

Claims (4)

[Claims] 1. An expandable gate that includes a lattice frame that extends in the prospective direction and is formed in an inverted "U" shape, and that supports an extendable link that expands and contracts in the found direction inside. It is composed of an arch frame formed in a reverse "U" shape and having a continuous outer peripheral surface, and a connecting frame provided inside the upper part of the arch frame. The arch frames are parallel to each other in the prospective direction. A pair of vertical frame portions that are disposed on the connecting frame to support the elastic link, and a decorative frame portion that is integrally formed with the pair of vertical frame portions that is disposed along the connecting frame. The gate. 2. The arch frame is formed of a shape member in which a portion corresponding to the decorative frame portion is cut out while leaving an outer wall portion and this portion is bent along the connecting frame. The expansion / contraction gate according to claim 1, which is characterized in that. 3. A lattice frame that extends in the prospective direction and is formed in an inverted "U" shape and supports an expandable link that expands and contracts in the found direction inside, the lattice frame having a substantially inverted "U" shape. Consisting of an arch frame composed of a continuous outer peripheral surface and a connecting frame attached inside the upper part of the arch frame,
A method of assembling an expandable gate in which a decorative portion attached to the connecting frame of the arch frame is cut away leaving an outer wall portion, wherein the decorative frame portion is connected in a linear state of the arch frame. A bending step of applying the arch frame to the frame and bending the arch frame in a substantially inverted “U” shape along the connecting frame; and an inserting step of inserting the telescopic link into the bent arch frame from the fore edge direction. A method of assembling a telescopic gate characterized by being made. 4. A pair of vertical frames arranged parallel to each other in the prospective direction, a connecting frame mounted between upper end portions of the pair of vertical frames, outer peripheral surfaces of the pair of vertical frames, and the connection. A telescopic gate that includes a lattice frame formed of a decorative frame that continuously covers the outer peripheral surface of the frame, and the lattice frame supports an expandable link inside the pair of vertical frames, wherein the decorative frame is the connecting frame. And a pair of linear portions arranged along each of the vertical frames are integrally formed, and the curved portion is configured to be bendable. Telescopic gate.