JP3116014B2 - Upper part fitting structure of signage opening and closing frame - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a signboard structure which can be mounted on an outer wall of a convenience store or a restaurant in a restaurant industry, or installed in a station.

[0002]

2. Description of the Related Art There are various types of signboards as described above, one of which is shown in FIG. This is the main frame A attached to the outer wall of the house,
An openable and closable frame C on which an acrylic advertising display board B on which characters and patterns for advertisement are drawn is attached so as to be openable and closable. The upper frame F is mounted so as to be openable and closable, and when the openable frame C is closed, the lower frame G of the openable frame C is locked to the lower frame M of the main body frame A. In this signboard, advertising characters and designs displayed on the advertisement display board B are illuminated from the inside by light from a light source such as a fluorescent lamp or a neon tube attached to the inside of the main body frame A.

[0003] As shown in FIG. 7, as a structure for mounting an opening / closing frame C on a main frame A of a signboard, a conventional structure is disclosed in JP-A-7-253.
No. 759, for example. In this mounting structure, the fitting structure of the upper frame E of the main body frame A and the upper frame F of the opening / closing frame C is an upward semi-circular arc formed on the upper frame E of the main body frame A as shown in FIG. The inside fitting groove I formed in the upper frame F of the opening and closing frame C is fitted into the inside of the outside fitting groove H, and when the opening and closing frame C is rotated outward, the inside fitting groove is formed. 8, the opening / closing frame C is opened outward as indicated by the imaginary line in FIG. 8, and when the opening / closing frame C is turned inward, the inner fitting groove I is turned into the outer fitting groove. The opening / closing frame C is rotated inside H so that the open / close frame C closes inward as shown by the solid line in FIG.
As shown in FIG. 8, an edge J protrudes from the body frame A above the outer fitting groove H, and an edge K protrudes from the opening and closing frame C above the inner fitting groove I. Both edges J and K abut against each other to prevent dust from entering the inside.

[0004]

However, the above-mentioned fitting structure has the following problems. Since the outer fitting groove H and the inner fitting groove I are in surface contact, if the diameters of the arcs of the two fitting grooves H and I are slightly shifted, it is difficult to rotate smoothly. For this reason, a high dimensional accuracy is required for the production of each of the fitting grooves H and I, and it becomes difficult to manufacture, dust enters between the two fitting grooves H and I, and the When the contact surface is slightly deformed, there are problems such as difficulty in smooth rotation, generation of frictional noise during rotation and annoying, and a complicated structure.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a simple structure in which a signboard opening / closing frame and a main body frame are fitted to each other, are easy to manufacture, can be smoothly rotated to open and close smoothly, and are locked so that they are not accidentally detached. It is an object of the present invention to provide an upper fitting structure of an opening / closing frame of a signboard.

[0006]

According to a first aspect of the present invention, an upper fitting structure of an opening / closing frame of a signboard is rotatably fitted to an upper portion of an opening / closing frame to which an advertisement display body is attached. In the upper fitting structure of the opening and closing frame of the signboard that locks the lower part of the opening and closing frame so that it can be opened and closed at the lower part of the main body frame, an upwardly facing arc-shaped receiving part is formed at the upper part of the main body frame and the arc-shaped receiving part is formed at the upper part of the opening and closing frame When a fitting portion that rotatably fits inside the fitting portion is formed, one or more square contact portions are provided on the bottom surface of the fitting portion, and the fitting portion is fitted inside the arc-shaped receiving portion, the square contact portion is formed. Are in contact with the inner surface of the arc-shaped receiving portion. With such a locking structure, the square contact portion of the fitting portion fitted inside the arc-shaped receiving portion comes into contact with the inner surface of the arc-shaped receiving portion, and the fitting portion smoothly moves in the arc-shaped receiving portion. It becomes pivotable.

The upper fitting structure of the signboard opening / closing frame, which is the second invention of the present application, rotatably fits the upper portion of the opening / closing frame to which the advertisement display is attached to the upper portion of the main body frame, and the lower portion of the main body frame. In the upper fitting structure of the signboard opening / closing frame that locks the lower part of the opening / closing frame so that it can be opened and closed, an upwardly facing arc-shaped receiving part is formed at the upper part of the main body frame, and the upper central part of the arc-shaped receiving part is supported from the upper part of the main body frame. A protrusion is provided so as to protrude, and a fitting portion rotatably fitted inside the arc-shaped receiving portion is formed above the opening / closing frame, and the fitting portion has a rectangular contact with a contact surface with the inner surface of the arc-shaped receiving portion. One or more parts are formed, and an opening / closing frame concave part is formed on the upper surface of the fitting part so as to receive and support the support protrusion. With such a structure, the rectangular contact portion of the fitting portion fitted inside the arc-shaped receiving portion comes into contact with the inner surface of the arc-shaped receiving portion, and the fitting portion smoothly rotates within the arc-shaped receiving portion. I do. Further, since the support projection is received in the opening / closing frame concave portion and rotates, the opening / closing frame and the main body frame are rotatably fitted at two places, and the opening / closing frame further smoothly rotates.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the upper fitting structure of a signboard opening / closing frame according to the present invention will be described in detail with reference to FIGS. As shown in FIGS. 1 and 2, the upper fitting structure includes a fitting portion 7 having an opening / closing frame 20 having a triangular cross-section inside an arc-shaped receiving portion 6 at an upper portion (upper portion of the body frame) 1 of the body frame 11. Are rotatably fitted.

The main body frame 11 is formed by pressing or extruding a light metal material such as aluminum, as shown in FIG.
As shown in the figure, the upper part 1 of the main body frame and the lower part 4 of the main body frame are formed in a U-shaped cross-section. Inside the main body frame 11, an aluminum or metal internal reinforcing member 21 having a U-shaped cross section is attached and reinforced by bolts 22.

An upper portion (upper portion of the main body frame) 1 of the main body frame 11 is formed with an arc-shaped receiving portion 6 whose radius is the length of the edge portion 23, and is formed upward. The upper part 1 of the main body frame has a groove shape that is horizontally long in the longitudinal direction. A frame receiving edge portion 25 which is one step lower than the flat plate portion 24 of the upper part 1 of the main body frame is provided protruding from the arc-shaped receiving portion 6. In addition, a support protrusion 9 protrudes from the upper portion 1 of the main body frame, and is positioned above a central portion of the arc-shaped receiving portion 6. The support projection 9 has an arcuate bottom surface, and is a long ridge extending along the longitudinal direction of the arcuate receiving portion 6.

On the opening / closing frame 20, an advertising display 2 in which advertising characters, graphics, and the like are displayed on a resin plate such as an acrylic plate.
An insertion space portion 27 into which the outer peripheral edge portion 26 can be inserted is formed, and a holding portion 29 projecting outward is formed on an inner plate 28 of the insertion space portion 27, and the holding portion 29 is inserted into the insertion space. Advertising display 2 inserted in section 27
Is pushed outward to prevent the advertisement display body 2 from rattling. A fitting portion 7 is formed on an upper portion (upper opening frame) 3 of the opening / closing frame 20. The fitting portion 7 has a triangular cross-sectional shape, and a rectangular contact portion 8 that contacts the inner surface of the arc-shaped receiving portion 6 is provided on the bottom surface.
The fitting portion 7 and the rectangular contact portion 8 are formed horizontally long in the width direction of the opening / closing frame upper portion 3. On the upper surface of the fitting portion 7, an opening / closing frame concave portion 10 for rotatably receiving the support projection 9 is formed.

The second embodiment of the upper fitting structure of the opening and closing frame of the signboard of the present invention will be described in detail with reference to FIG. The basic structure of this embodiment is the same as that of the first embodiment. The difference is that two rectangular contact portions 8 are provided in parallel on the bottom surface of the fitting portion 7. With such a structure, the two rectangular contact portions 8 come into contact with the arc-shaped receiving portion 6, so that the engagement between the fitting portion 7 and the arc-shaped receiving portion 6 is smaller than when the number of the rectangular contact portions 8 is one. Contact stabilizes.

According to the upper fitting structure of the present invention, the upper part 1 of the main body frame is provided.
The lower portion 5 of the opening / closing frame 20, into which the opening / closing frame upper portion 3 is rotatably fitted, is locked to the lower portion of the main body frame as shown in FIG. FIG.
As shown in FIGS. 5 and 6, a lower part of the main frame lower part 4 that locks the lower part of the openable frame 5 so as to be openable and closable is provided as shown in FIGS. When the lower opening 5 of the opening / closing frame is closed on the locking piece 31, the lower opening 5 is locked to the lower end 5 of the opening / closing frame.
When the opening is opened, a locking recess 32 is formed which can be disengaged from the locking portion 30, and an operation pin 33 is provided slidably up and down in the lower portion 5 of the opening and closing frame, and the locking piece 31 is operated by the operation pin 33
To vertically move the locking piece 31 along the operation pin 33, and press the locking piece 31 downward by the pressing spring 34, so that the ring 37 is inserted into the grooves 41 and 42 of the operation pin 33.
The operation pin 33 and the locking piece 31 can be integrally moved up and down by fitting 43. With this locking structure, when the lower portion 5 of the opening and closing frame is closed by manual operation, the locking recess 32 of the locking piece 31 is locked to the locking portion 30 of the lower portion 4 of the main body frame, and the lower portion 5 of the opening and closing frame 5 is closed. Is locked and fixed to the lower part 4 of the main body frame,
When the operating pin 33 is pushed up, the locking piece 31 is also raised, and the locking concave portion 32 can be detached from the locking portion 30, and the lower portion 5 of the opening / closing frame can be opened outward by manual operation. The operation of the lower locking structure is as follows.

As shown in FIG. 5, when the locking recess 32 of the locking piece 31 covers and locks the locking portion 30, the operating pin 33 is locked.
When the locking piece 31 is pushed upward, the locking piece 31 is pushed up by the upper surface 36 of the receiving portion 35 of the operation pin 33, and the lower ring 37 is pushed up by the rise of the locking piece 31, whereby the pressing spring 34 is compressed. Locking recess 32 of locking piece 31
When the locking piece 31 is pushed upward until the locking piece 31 is disengaged from the locking portion 30, the locking recess 32 is detached from the locking portion 30, and
The opening / closing frame 20 can be opened. In this state, the lower part of the opening / closing frame 20 can be opened outward.

When the opening / closing frame 20 which is open outward is pushed downward to the right and closed, the inclined surface 38 of the locking piece 31 is locked.
Hit. When the open / close frame 20 is further pushed in this state, the inclined surface 3
8 rides on the locking portion 30. At this time, when the inclined surface 38 of the locking piece 31 rides on the locking portion 30, the lower ring 37 thereon is pushed upward together with the operation pin 33 by the locking piece 31 moving upward, and the pressing spring 34 contracts. . When the opening / closing frame 20 is further pressed, the inclined surface 3 of the locking piece 31
8 comes off the locking portion 30, the locking piece 31 falls, and the locking piece 3
One locking recess 32 covers the locking portion 30, and the locking recess 32 is locked to the locking portion 30. At this time, the compression spring 34 which has been compressed earlier is restored, and the lower ring 37 and the operation pin 33 are pushed down, whereby the locking piece 31 is pressed downward, and the locking between the locking recess 32 and the locking portion 30 is locked. Is securely held. At this time, the operation pin 33 is lowered to the original position, and the lower portion protrudes from under the lower horizontal plate 39. Incidentally, when the inclined surface 38 of the locking piece 31 rides on the locking portion 30 and stops halfway, and the locking piece 31 cannot be completely lowered, the lower ring 37 on the locking piece 31 and the operation pin 3
3, the projecting dimension of the operating pin 33 projecting from below the lower horizontal plate 39 is shortened, and the difference between the projecting dimension when the engaging recess 32 and the engaging part 30 are securely engaged is large. Become. Therefore, it is possible to determine the locking state between the locking concave portion 32 and the locking portion 30 only by looking at the protrusion size.

As shown in FIG. 5 and FIG.
2, the right inner surface 40 is a tapered surface that is gradually inclined leftward from the lower side to the upper side, and the locking portion 30 is gradually inclined rightward from the rising portion toward the upper side. When the inclined surface 38 of the stop piece 31 is disengaged from the locking part 30 and the locking recess 32 of the locking piece 31 covers the locking part 30, the upper end of the locking part 30 and the right Inner surface 40
Slides while smoothly contacting, and the locking portion 30 and the locking concave portion 32 are smoothly locked, so that no loud noise is generated.

The upper part (upper part of the main body frame) 1 of the main body frame 11 and the lower part of the main body frame 4 of the illustrated signboard are screwed and fixed to an outer wall surface of a store or the like. On the upper part 1 of the main frame, a roofing material 41 partially fixed to the outer wall surface is attached. A light source 42 is mounted inside the main body frame 11, and the light source 42
The display body 2 for advertisement is illuminated from the inside with the light from the inside to illuminate the characters and figures for advertisement displayed on the display body 2 for advertisement. When the light source 42 is replaced, the advertising display 2 is replaced, or the inside thereof is cleaned, after the engagement between the lower opening / closing frame 5 and the lower body frame 4 is released as described above, the opening / closing operation is performed. With the frame upper part 3 fitted to the main body frame upper part 1, the opening / closing frame lower part 5 is lifted upward by hand and opened by a desired angle, and the opening / closing frame 11 is supported by a support rod or the like (not shown) to perform the work. Do.

When the lower portion 5 of the opening / closing frame is opened, the fitting portion 7 rotatably fitted to the inner surface of the arc-shaped receiving portion 6 as shown in FIG. ), And does not come off from the arc-shaped receiving portion 6 up to 60 degrees in FIG.
If it opens further, it will come off from the arc-shaped receiving part 6. Incidentally, FIG. 3A shows a case where the upward rotation angle is 0 degrees, and FIG. 3B shows a case where the upward rotation angle is 30 degrees.
(C) shows the case where the upward rotation angle is 45 degrees, and (d) shows the case where the upward rotation angle is 60 degrees. While the arc-shaped receiving portion 6 and the fitting portion 7 are fitted and rotating, the fitting portion 7
The engagement between the opening / closing frame recess 10 on the upper surface of the support projection 9 and the support projection 9 does not come off, and it rotates in the fitted state.

When the entire open / close frame 11 needs to be replaced because the open / close frame 11 and the advertisement display body 2 become old or damaged, as shown in FIG. The fitting portion 7 may be removed from the arc-shaped receiving portion 6, and the opening / closing frame concave portion 10 may be removed from the supporting projection 9 to remove the fitting portion 7 from the upper portion 1 of the main body frame. In this case, the position of the rectangular contact portion 8 is shown in FIG.
3 (right side in FIG. 3), the fitting portion 7 cannot be removed unless it is rotated more than 60 degrees. Conversely, if it is outside (left side in FIG. 3), It comes off before turning. That is, by changing the position of the rectangular contact portion 8, the rotation angle at which the fitting portion 7 comes off can be changed.

[0020]

According to the first and second aspects of the present invention, the upper fitting structure of the open / close frame of the signboard has the following effects. (1) The fitting structure between the signboard opening / closing frame and the main body frame is simple and easy to manufacture. (2) The opening / closing frame upper part 3 rotates smoothly and the opening / closing is smooth. (3) The upper portion of the opening / closing frame is locked to the upper portion 1 of the main body frame so as not to be inadvertently detached. (4) Even if dust enters between the arc-shaped receiving portion 6 and the fitting portion 7 or the contact surface between the receiving portion 6 and the fitting portion 7 is slightly deformed, the rotation is smooth. (5) Friction noise is not generated at the time of rotation, so that it is not harsh.

According to the second aspect of the present invention, the upper fitting structure of the signage opening / closing frame has the following effects. (1) The support protrusion 9 is protruded from the upper central portion of the arc-shaped receiving portion 6, and the opening / closing frame recess 10 for rotatably receiving the support protrusion 9 is formed on the upper surface of the fitting portion 7. The frame 1 and the opening / closing frame upper portion 3 are more securely fitted to each other, and the opening / closing frame is not accidentally detached from the main body frame.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing a fitting structure of a signboard opening / closing frame of the present invention.

FIG. 2 is a partial cross-sectional view showing a first embodiment of the upper fitting structure of the opening and closing frame of the signboard of the present invention.

FIGS. 3 (a), (b), (c) and (d) are explanatory views of the rotation of the first embodiment of the upper fitting structure of the open / close frame of the signboard of the present invention.

FIG. 4 is a partial cross-sectional view showing a second embodiment of the upper fitting structure of the opening and closing frame of the signboard of the present invention.

FIG. 5 is a partially enlarged cross-sectional view of a lower portion locking structure of a signboard opening / closing frame.

FIG. 6 is a partial explanatory view of a lower locking structure of a signboard opening / closing frame.

FIG. 7 is an explanatory view of a conventional structure for attaching an opening / closing frame to a main frame of a signboard.

FIG. 8 is a cross-sectional view of a conventional upper mounting structure of an opening / closing frame to a main frame of a signboard.

[Explanation of symbols]

 1 is the upper part of the main frame 2 is the advertisement display 3 is the upper part of the opening / closing frame 4 is the lower part of the main body frame 5 is the lower part of the opening / closing frame 6 is the arc-shaped receiving part 7 is the fitting part 8 is the square contact part 9 is the supporting projection 10 is the opening / closing frame Recess

Claims (2)

(57) [Claims] 1. An opening / closing frame upper part (3) to which an advertising display (2) is attached is rotatably fitted to an upper part (1) of a main body frame,
In the upper fitting structure of the opening / closing frame of the signboard that locks the opening / closing frame lower part (5) in the lower part of the main body frame so as to be able to open and close, an upwardly facing arc-shaped receiving part (6) is formed on the upper part of the main body frame (1). A fitting portion (7) rotatably fitted inside the arc-shaped receiving portion (6) is formed in the upper portion (3) of the opening / closing frame, and the arc-shaped receiving portion is formed on a bottom surface of the fitting portion (7). Square contact part (8) that contacts the inner surface of (6)
The upper part fitting structure of the signboard opening / closing frame characterized by providing one or more. 2. An opening / closing frame upper part (3) to which an advertisement display body (2) is attached is rotatably fitted to the main body frame upper part (1),
In the upper fitting structure of the opening / closing frame of the signboard that locks the opening / closing frame lower part (5) in the lower part of the main body frame so as to be able to open and close, an upwardly facing arc-shaped receiving part (6) is formed on the upper part of the main body frame (1). A support projection (9) is protruded from the upper part (1) of the main body frame at the upper central part of the arc-shaped receiving part (6), and is provided on the upper part (3) of the opening and closing frame inside the arc-shaped receiving part (6). Forming a fitting portion (7) rotatably fitted therein, and providing at least one square contact portion (8) on the bottom surface of the fitting portion (7) to be in contact with the inner surface of the arc-shaped receiving portion (6); An opening / closing frame recessed portion (10) for rotatably receiving the support projection (9) is formed on an upper surface of the fitting portion (7).