JP2007014490A - Picture frame - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a picture frame having a square or rectangular shape, assembled into a various sizes by increasing/reducing the number of frame pieces of the same size, rigidly connected between the frame pieces, and prevented from unexpected disengagement between the pieces. <P>SOLUTION: A corner frame piece (a) and linear frame piece b are designed to be connected by engageably/disengageably fitting a notched cylindrical recess 2 and a columnar projection 6, and a columnar projecting portion 3 and a notched cylindrical recess 5 closely in the axial direction, respectively. The linear frame pieces b are designed to be connected by engageably/disengageably fitting the respective notched cylindrical recess 5 and the columnar projections 6 closely in the axial direction, respectively. Locking keys c and c' are adapted to engage into key grooves 4 and 7 to lock the connected portions. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a picture frame for displaying various thin-layer postings such as assembled jigsaw puzzle boards, paintings, books, photographs or award certificates.

In general, the frame is made of an integrally manufactured frame, and a frame that matches the size and contour shape of the thin-layer post is selected and used.
In this way, the frame has an integrated enclosure frame, so that various sizes of frames must be manufactured separately. Is also inconvenient.

  No. 3034488 Registered Utility Model Gazette discloses a frame that allows the frame body to be constructed by connecting a plurality of frame pieces, but this frame is recognized as improving the inconvenience. .

No. 3034488 Registered Utility Model Gazette

  However, this frame has the disadvantages that the frame piece is formed in a hollow state with a thin resin, so that the connection strength is insufficient and the connection part is easily detached. Is an arc-shaped body having a required curvature as a whole in the longitudinal direction, one end of which is a recess and the other end is a projection, and by fitting the recesses and projections of adjacent frame pieces, A circular or oval picture frame can only be assembled by connecting a predetermined number of frame pieces.

Moreover, as long as the curvature of the frame piece as the arcuate body is the same, the size of the frame that can be assembled is automatically determined, so it is necessary to assemble frames of various sizes, that is, frames having different diameters. A frame piece with an arcuate body with the appropriate curvature shall be prepared.

  Furthermore, the frame formed by connecting the frame pieces is different from a conventional frame integrally formed as a whole and eliminates inconvenience of storage and shipping, but the overall shape is limited to a circular or elliptical frame. In addition, the connection of the frame pieces is inevitably inadequate because of the fitting structure of the concave and convex portions at both ends of the thin frame piece.

  Therefore, according to the present invention, various shapes of frames having different overall sizes can be assembled by increasing / decreasing the number of frame pieces having the same overall shape of a square or an oblong shape and having the same dimensions. , It is intended to provide a frame that strengthens the connection between the frame pieces and prevents the connection from being inadvertently disconnected.

The frame of the present invention described in claim 1 has the following configuration.
A) The surrounding frame A comprises a plurality of corner frame pieces a, a plurality of straight frame pieces b, and a plurality of locking keys c, c ′.
B) In the corner frame piece a, the one-side extension piece 1 and the other-side extension piece 1 ′ are arranged in an L shape, and a missing cylindrical recess 2 is formed at the outer end of the one-side extension piece 1. At the same time, a cylindrical convex portion 3 is formed at the outer end of the other side extension piece 1 ′, and an L shape is formed between the back side of the one side extension piece 1 and the other side extension piece 1 ′ and the inner peripheral surface. The notch step a ′ is formed, and the key groove 4 is formed in the inner surface of the L-shaped notch step a ′.
C) The frame part b for the straight part has a notch cylindrical concave part 5 at one end and a columnar convex part 6 at the other end, and its back side and inner peripheral surface. An L-shaped notch step b ′ is formed between the two and a key groove 7 is formed in the inner surface of the L-shaped notch step b ′.
D) The frame part a for corners and the frame part b for straight parts consist of a cylindrical recess 2 and a cylindrical projection 6, a cylindrical projection 3 and a cylindrical recess 5 in their axial directions. (In other words, the corner frame piece a and the straight part frame piece b front and back directions) are designed so that they can be tightly fitted and connected so that they can be freely inserted and removed. , The straight part frame pieces b are formed by connecting the notched cylindrical concave part 5 and the columnar convex part 6 to each other in their axial directions (in other words, the front and back directions of the straight part frame piece b). Designed so that it can be freely inserted and removed and can be closely fitted and connected,
E) When the corner frame piece a and the straight frame piece b are connected, the L-shaped notch step portion of the one-side extension piece 1 and the other-side extension piece 1 ′ of the corner-piece frame piece a a 'and the L-shaped notch step b' of the straight frame member b are in series and the key grooves 4 and 7 are in series to form a series;
F) The locking keys c and c 'are engaged with the key grooves 4 and 7 to lock the connecting portions.

  The present invention according to claim 2 is a position in which the locking keys c and c ′ are straddled in the key grooves 4 and 7 so as to straddle the connecting portion of the corner frame piece a and the straight frame piece b. And a frame according to claim 1, wherein the frame piece b for the straight portion is engaged at a position straddling the connecting portion.

  According to the third aspect of the present invention, the locking keys c and c 'are engaged with the key grooves 4 and 7 at positions crossing the connecting portions, so that L-shaped notch steps a' and b 'are formed. The outer peripheral edge of a thin layer display such as a jigsaw puzzle board C or the like is fixedly fixed to the L-shaped notch steps a ′ and b ′, and the connecting portions are locked. Item 1. A picture frame according to item 1 or 2.

  According to the fourth aspect of the present invention, the locking key includes a longer locking key c straddling the two connecting portions and a shorter locking key c ′ straddling the one connecting portion. A picture frame according to claim 1, 2 or 3.

  According to the present invention, the depth of the L-shaped notch steps a ′ and b ′ is superposed on a thin layer display such as a jigsaw puzzle board C to superimpose a surface side transparent protective plate and / or a back side opaque protective plate. The frame according to claim 1, 2, 3, or 4, wherein the thickness is set to a size that can be received.

  The present invention according to claim 6 is characterized in that the corner frame piece a, the straight frame piece b and the locking keys c and c 'are made of synthetic resin or wooden. 4 or 5 picture frame.

  According to the seventh aspect of the present invention, the corner frame piece a, the straight frame piece b and the locking keys c and c 'are solid bodies, that is, non-hollow bodies. , 4, 5 or 6.

  According to the present invention, the overall shape is a square or an oblong rectangle, and various sizes of frames having different overall sizes can be assembled by increasing or decreasing the number of frame body pieces. It is possible to provide a frame that strengthens the connection between the pieces and prevents the connection from being inadvertently disconnected.

A) The surrounding frame A comprises a plurality of corner frame pieces a, a plurality of straight frame pieces b, and a plurality of locking keys c, c ′.
B) In the corner frame piece a, the one-side extension piece 1 and the other-side extension piece 1 ′ are arranged in an L shape, and a missing cylindrical recess 2 is formed at the outer end of the one-side extension piece 1. At the same time, a cylindrical convex portion 3 is formed at the outer end of the other side extension piece 1 ′, and an L shape is formed between the back side of the one side extension piece 1 and the other side extension piece 1 ′ and the inner peripheral surface. The notch step a ′ is formed, and the key groove 4 is formed in the inner surface of the L-shaped notch step a ′.
C) The frame part b for the straight part has a notch cylindrical concave part 5 at one end and a columnar convex part 6 at the other end, and its back side and inner peripheral surface. An L-shaped notch step b ′ is formed between the two and a key groove 7 is formed in the inner surface of the L-shaped notch step b ′.
D) The frame part a for corners and the frame part b for straight parts consist of a cylindrical recess 2 and a cylindrical projection 6, a cylindrical projection 3 and a cylindrical recess 5 in their axial directions. (In other words, the corner frame piece a and the straight part frame piece b front and back directions) are designed so that they can be tightly fitted and connected so that they can be freely inserted and removed. , The straight part frame pieces b are formed by connecting the notched cylindrical concave part 5 and the columnar convex part 6 to each other in their axial directions (in other words, the front and back directions of the straight part frame piece b). Designed so that it can be freely inserted and removed and can be closely fitted and connected,
E) When the corner frame piece a and the straight frame piece b are connected, the L-shaped notch step portion of the one-side extension piece 1 and the other-side extension piece 1 ′ of the corner-piece frame piece a a 'and the L-shaped notch step b' of the straight frame member b are in series and the key grooves 4 and 7 are in series to form a series;
F) A frame in which the locking keys c and c 'are engaged with the key grooves 4 and 7 to lock the connecting portions.
The embodiment will be specifically described below with reference to the accompanying drawings.

  A is a long rectangular frame that surrounds the long rectangular cavity B, and includes a corner frame piece a, a straight frame piece b, and locking keys c and c ′. .

  The corner frame piece a is made of a synthetic resin integral molding in which the one-side extension piece 1 and the other-side extension piece 1 ′ are arranged in an L shape. 2 and a cylindrical projection 3 is formed at the outer end of the other extension piece 1 ′.

The surface side of the corner frame piece a, and therefore also the surface side of the one-side extension piece 1 and the other-side extension piece 1 ′, for example, has a substantially trapezoidal cross section as shown in the figure, or has an appropriate pattern on the surface. Or give.
In addition, an L-shaped notch step a ′ is formed between the back surface side of the corner frame piece a, and hence between the back surface side and the inner peripheral surface of the one-side extension piece 1 and the other-side extension piece 1 ′. At the same time, a key groove 4 is formed in the inner surface of the L-shaped notch step a ′.

The frame part b for the straight part is a straight part integrally molded with synthetic resin, and a notched cylindrical concave part 5 is formed at one end and a columnar convex part 6 is formed at the other end. And the surface side is made into a substantially trapezoidal cross section, for example, as shown in the figure, or an appropriate pattern is given to the surface.
Further, an L-shaped notch step b ′ is formed between the back surface side and the inner peripheral surface of the straight part frame piece b, and a key groove is formed on the inner surface of the L-shaped notch step b ′. 7 is formed.

  In the above description, the corner frame piece a and the straight frame piece b include the notched cylindrical recess 2, the columnar convex portion 6, the columnar convex portion 3, and the notched cylindrical recess portion 5. In the axial direction (in other words, the front and back directions of the corner frame piece a and the straight frame piece b) are designed so that they can be tightly fitted and connected in a freely detachable manner. .

  Further, the straight part frame pieces b are arranged so that the notched cylindrical concave part 5 and the columnar convex part 6 are in the axial direction thereof (in other words, the front and back direction of the straight part frame piece b). They are designed so that they can be inserted / removed and tightly fitted and connected.

  Further, the corner frame body piece a and the straight frame body piece b are connected to the cutout cylindrical recess 2, the columnar projection 6, the columnar projection 3, and the cutout cylindrical recess 5 as described above. When the fittings are connected to each other and the frame pieces b for the straight parts are connected to each other by connecting the notched cylindrical concave part 5 and the cylindrical convex part 6 as described above, The L-shaped notch steps a ′ and b ′ of the corner frame piece a and the straight frame piece b are in series and a series of the key grooves 4 and 7 are also in series. (See FIGS. 6 and 9).

  Next, the locking key is a straight shape integrally molded with synthetic resin, has a substantially T-shaped cross section, and has a length c longer than the straight portion frame body piece b and a length c 'shorter than that. Two types are prepared.

  Although these locking keys c and c 'have a difference in length, both of the locking keys c and c' engage the key grooves 4 and 7 with the edges of the substantially T-shaped upper piece 8 on one side. This is common in that the required dimensions are designed (see FIGS. 9 and 10).

  The corner frame piece a, the straight frame piece b, and the locking keys c and c ′ are solid bodies, that is, non-hollow bodies, and are described in the above-mentioned Utility Model No. 3034488. As in the case of the frame, since the frame body piece is formed in a hollow state with a thin resin, there is no drawback that the connection strength is insufficient and the connection portion is easily detached.

  Assembling the surrounding frame A with the corner frame piece a, the straight frame piece b and the locking keys c and c 'having the above-described configuration, and a thin-layer display material, for example, a jigsaw puzzle board C, is inserted and fixed. The work is done as follows.

For example, the horizontally long rectangular frame A shown in FIGS. 1 to 4 includes three frame parts for the straight part between the left and right corner part pieces a, a. b, and two straight part frame pieces b are arranged between each of the left and right corner frame pieces a and a. Then, the cutout cylindrical recess 2, the columnar projection 6, the columnar projection 3, and the cutout cylindrical recess 5 of the corner frame piece a and the straight frame piece b are sequentially fitted. Further, the notched cylindrical concave portion 5 and the columnar convex portion 6 of the straight part frame pieces b are sequentially fitted.
Thereby, the go frame A is assembled.

Therefore, the jigsaw puzzle board C completed by combining a predetermined number of pieces is inserted into a series of L-shaped notch steps a ′ and b ′ of the surrounding frame A.
Next, the required number of the locking keys c and c ′ in the key grooves 4 and 7 is set so that the required position of the locking keys c and c ′ straddles the connecting portion between the corner frame piece a and the straight frame piece b, and It engages in the position which straddles the said connection part of the frame piece b for shape parts (refer FIG.2,4,9,10).

As a result, the jigsaw puzzle board C is fastened and fixed to the L-shaped notch steps a ′ and b ′ while being held between the locking keys c and c ′.
The connecting portion between the corner frame piece a and the straight portion frame piece b and the connecting portion between the straight portion frame pieces b are in a locked state, and the lock key As long as c and c 'are not removed, the connection is not released.
That is, the notch cylindrical recess 2 and the columnar convex part 6, the columnar convex part 3 and the notch cylindrical recess 5 between the frame pieces a and b and between the frame pieces b, the notch cylindrical recess 5 and the column. The shape convex part 6 will be in the state by which the movement to those axial directions (in other words, the front-and-back direction of the frame part b for straight part) was blocked | prevented.

  In the above description, the longer locking key c extends over the two connecting portions, and the shorter locking key c ′ extends over the connecting portion. It is also possible to use a short one or to have a length that extends over three connecting portions.

  In addition, as described above, by engaging the locking keys c and c 'into the key grooves 4 and 7, the jigsaw puzzle board C is fixedly fixed to the L-shaped notch steps a' and b ', and at the same time. The connecting parts of the frame pieces a and b are locked, and the depths of the L-shaped notch steps a ′ and b ′ and the widths of the key grooves 4 and 7 are appropriately adjusted and set. By doing so, it is clear that the surface side transparent protective plate or the back side opaque protective plate can be superposed on the thin layer posting such as the jigsaw puzzle board C.

  Further, in the above, the corner frame piece a, the straight frame piece b and the locking keys c and c ′ are made of synthetic resin, but these can also be made of wood. .

In the perspective view of the Example of this invention, the frame of the long rectangle of the state which put the jigsaw puzzle board which is a thin-layer bulletin board is shown. In the rear view of the frame, some locking keys are shown in a removed state. (1) is a front view of the jigsaw puzzle board, and (2) is a front view of the frame. (1) is a rear view of the jigsaw puzzle board, and (2) is a rear view of the frame, with the locking key being removed. (1) (2) is a perspective view of a separated state of the corner frame piece and the straight frame piece. (1) (2) is a perspective view of the connection state of a corner frame piece and a straight frame piece. The corner | frame part frame piece is shown, (1) is a front view, (2) is a side view, (3) is an inner side view, (4) is a rear view. The frame part for a straight part is shown, wherein (1) is a front view, (2) is a side view, (3) is an inner side view, and (4) is a rear view. It is the expansion perspective view of the principal part which shows the connection state of the said frame part for straight parts, the lock state of the connection state by a locking key, and the locking state of a jigsaw puzzle board. (1) is an enlarged cross-sectional view of a state in which the locking key is about to be engaged with the key groove, and (2) is an enlarged cross-sectional view of the state where the engagement is finished.

Explanation of symbols

A Go frame B Empty space C Jigsaw puzzle board a Corner frame piece a 'L-shaped notch step b Straight part frame piece b' L-shaped notch step c Lock key c 'Lock key 1 Side extension piece 1 'Other side extension piece 2 Notch cylindrical recess 3 Columnar convex part 4 Key groove 5 Notch cylindrical recess 6 Columnar convex part 7 Key groove

Claims (7)

A) The surrounding frame (A) includes a plurality of corner frame pieces (a), a plurality of straight frame pieces (b), and a plurality of locking keys (c, c ′).
B) The corner frame piece (a) has the one-side extension piece (1) and the other-side extension piece (1 ') arranged in an L shape, and is attached to the outer end of the one-side extension piece (1). A notch cylindrical recess (2) is formed, a columnar projection (3) is formed on the outer end of the other side extension piece (1 '), and the one side extension piece (1) and the other side extension piece are formed. An L-shaped notch step (a ′) is formed between the back surface side and the inner peripheral surface of (1 ′), and a key groove (4) is formed on the inner surface of the L-shaped notch step (a ′). Digging and forming,
C) The above-mentioned straight part frame body piece (b) forms a notch cylindrical concave part (5) at one end and a columnar convex part (6) at the other end, and its back surface. An L-shaped notch step (b ′) is formed between the side and the inner peripheral surface, and a key groove (7) is formed in the inner surface of the L-shaped notch step portion (b ′). Being,
D) The corner frame piece (a) and the straight frame piece (b) are divided into a cylindrical recess (2) and a columnar projection (6), and a columnar projection (3) and a chip. Cylindrical recesses (5) are tightly fitted in their axial directions (in other words, the front and back sides of the corner frame piece (a) and the straight frame piece (b)) so that they can be inserted and removed freely. Are designed so that they can be connected to each other, and the frame parts (b) for the straight part are formed by connecting the notched cylindrical concave part (5) and the cylindrical convex part (6) to each other. In the axial direction (in other words, the front and back direction of the frame part (b) for the straight part), each of which is designed to be freely detachable and tightly fitted and connected.
E) When the corner frame piece (a) and the straight frame piece (b) are connected, the one side extension piece (1) and the other side extension piece (1) and the other side extension piece ( 1 ′), the L-shaped notch step portion (a ′), the straight frame member (b) and the L-shaped notch step portion (b ′) are arranged in series, and the key groove (4 ) And (7) in series to form a series,
F) The frame characterized in that the locking key (c, c ') is engaged with the key groove (4, 7) and locks the connecting portions.   A position where the locking key (c, c ′) is placed in the key groove (4, 7) across the connecting portion of the corner frame piece (a) and the straight frame piece (b), and The frame according to claim 1, wherein the frame piece (b) is inserted into the straight part at a position straddling the connecting part.   A jigsaw puzzle inserted into the L-shaped notch step (a ', b') by engaging the locking key (c, c ') in the key groove (4, 7) at a position across the connecting portions. The outer peripheral edge of a thin layer display such as a board (C) is fixedly fixed to the L-shaped notch step (a ', b'), and the connecting portions are locked. The picture frame according to claim 1 or 2.   The locking key is composed of a longer locking key (c) straddling two connecting portions and a shorter locking key (c ') straddling one connecting portion. Item 1, 2 or 3 picture frame.   The depth of the L-shaped notch step (a ', b') can be received on a thin layer display such as a jigsaw puzzle board (C) by superposing the surface side transparent protective plate and / or the back side opaque protective plate. 5. A picture frame according to claim 1, 2, 3 or 4, characterized in that it has dimensions.   The corner frame piece (a, the straight part frame piece (b and the locking key (c, c ')) is made of synthetic resin or wood. Or the picture frame of 5.   The corner frame piece (a), the straight frame piece (b) and the locking key (c, c ') are solid bodies, that is, non-hollow bodies. A picture frame described in 3, 4, 5 or 6.

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