JPH0990876A - Board display - Google Patents

Abstract

(57) 【Abstract】 PROBLEM TO BE SOLVED: A display plate displaying characters, symbols, etc. is constructed so that it can be easily attached to and detached from a synthetic resin or a wooden board without being attracted to an iron board by magnetic force, and a large number of displays are provided. You can rearrange the boards freely and arrange them in a predetermined order,
Easy handling and cost reduction. SOLUTION: A back plate 9, a back plate 9 and four edge frames 5, 6,
The main body 2 includes a square groove 10 formed in a portion surrounded by 7 and 8, and a flexible rectangular plate shape. Characters, symbols, etc. can be displayed on the surface by writing means.
Engagement protrusions 3 engageable with engagement grooves 10e and 10f provided on the side walls of the rectangular groove on the back surfaces of both ends in the longitudinal direction, respectively.
a and 3a, and the step portions of the base ends of the engaging projections of the display plate 3 are pressed inwardly to bend the display plate 3 so that the display plate 3 is engaged with the main body 2. The board-type display device 1 is formed by canceling the matching.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a board type display device in which a large number of display plates on which characters, symbols and the like are displayed can be mounted movably and detachably by a writing means.

[0002]

2. Description of the Related Art Conventionally, a known blackboard is known as a board type display device of this type, and a blackboard 31 has a display surface 32 as shown in FIG. On the surface 32, for example, a schedule table is written, and S1
In the columns from to S6, the character strings of items K1 to K6 are written in black. When the order of the item K1 in the S1 column is changed to the third, first, the item K1 in the S1 column is erased by blackboard erasing, and the item K2 in the S2 column is blackened by S.
The column K3 must be written in the first column, the item K3 in the column S3 must be written in the column S2, and the item K1 in the column S1 must be rewritten in the column S3.

[0003]

By the way, in the display device using the blackboard as described above, when the schedule is changed, all the items written in the column in which the order is changed are erased and a new one is added. In addition, the correction work requires a lot of trouble and is troublesome, and there is a possibility that the correction work may be incorrect. Therefore, there is a method of magnetically attracting a display plate on which characters and symbols are written to the board. As shown in FIG. 8, the board-type display device 36 is an iron plate board in which an edge frame 37 is fitted around four edges. 38
On the iron plate board 38, a large number of ridges 39 having a round cross section are formed in the horizontal direction at regular intervals in the vertical direction. And the upper and lower raised strips 39, 39
A magnetic surface to which magnetic iron powder is adhered is integrally formed on the back surface of the display plate 40 having a height that falls within the interval of and a thickness lower than the height of the ridge, and the display plate 4 is attached to the iron plate board 38.
0 can be attached detachably.

However, in the board type display device in which the display plates are attracted by magnetic force as described above, the display plates are magnetically attached between the upper and lower ridges, so the upper and lower order of the display plates can be freely changed. , It is not possible to move all lines at once, and it is difficult to write characters on the display plate due to the raised strips of the iron plate board, and since the display plate is attracted to the iron plate board by magnetic force, the long display plate drops. There is a risk. Further, the raised strips complicate the shape of the iron plate, make the display difficult to see, are heavy because they are made of iron plate, are inconvenient to handle, and have the disadvantages of high cost due to the magnetic attachment method.

In view of the above, the present invention has a simple structure, but does not use an iron plate board, and can easily attach and detach the display plate without attracting the display plate to the board by magnetic force. It is an object of the present invention to provide a board type display device that solves the above problem.

[0006]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned circumstances, and includes a back plate, an edge frame provided around the front 4 of the back plate, the back plate and four edges. It consists of a main body consisting of a square groove formed in a part surrounded by a frame, and a flexible, substantially rectangular plate shape, on the surface of which characters and symbols can be displayed by writing means, and both ends in the longitudinal direction. A display plate having engaging projections engageable with the engaging grooves provided on the side walls of the square groove on the back surface side, and a large number of the display plates can be detachably attached to the square groove of the main body. By being mounted, the respective display plates are movable along the engagement grooves, and the step portions of the base ends of the engagement projections of the display plates are pressed inwardly to bend the display plates, The display plate is disengaged from the main body. Further, it is made of a substantially rectangular plate, and characters, symbols, etc. can be displayed on the surface by a writing means. A second display plate having an engagement groove and an engagement claw that can be engaged / disengaged is provided, and the side surface of the flange portion at one end of the second display plate is pressed to move in the direction of disengagement from the main body. By doing so, the engagement of the display plate with the main body is released.
In addition, a pair of opposing main body having opposite sides of the back surface of each side, and a substantially rectangular plate shape, characters, symbols, etc. can be displayed on the surface by writing means. A straddle-type display plate having engaging claw portions provided on the back surfaces of both side ends of the board body and engaging / disengaging claw portions, and a large number of the engaging grooves at both side ends of the board body. Each straddle type display board is detachably attached,
Further, each of the straddle-type display plates is movable along the engaging groove, and by moving one end of the straddle-type display plate in a direction of separating from the board body, the board body of the straddle-type display plate is moved. It is characterized in that the engagement with and is released.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a board-type display device according to the present invention. As shown in FIG. 1, the board-type display device 1 includes a board body 2 and a large number of display plates 3, 3.
3,... The board main body 2 has an upper edge frame 5, a left edge frame 6, a lower edge frame 7, a right edge frame 8 and a back plate 9, and in a portion surrounded by the edge frames 5, 6, 7, 8 and the back plate 9. A square groove 10 is formed, and the square groove 10 includes an upper edge 10a, a left edge 10b, a lower edge 10c, a right edge 10d, an engaging groove 10e in the left edge frame 6, and an engaging groove 10f in the right edge frame 8. have. The engaging groove 10e and the engaging groove 10f are the square groove 10
They are arranged symmetrically with respect to.

The board body 2 is made of synthetic resin or wood, and the upper edge frame 5, the left edge frame 6, the lower edge frame 7, the right edge frame 8 and the back plate 9 which constitute the board body 2 are integrally formed. It is molded. In addition, the wall hanging hole 1 is provided at the upper center of the upper edge frame 5.
2 is pierced and a title column 13 of the schedule table is provided on the front surface of the upper edge frame 5 below the wall hanging hole 12. Then, a display plate 3 which extends in the right and left direction in the square groove 10 and displays the items written by the writing means is fitted in the left and right direction, and a large number of display plates 3, 3, ...
Are arranged vertically. FIG. 2 is a side sectional view of the board type display device. As shown in FIG. 2, the left edge frame 6 and the right edge frame 8 have their respective ends on the side of the square groove 10 inclined toward the square groove. Parts 6a and 8a are provided.

Further, FIG. 3 shows the display plate 3, and FIG.
3 is a side view thereof, and FIG. 3 (b) is a front view thereof. As shown in FIG. 3, the display plate 3 has a substantially rectangular shape and is adjacent to the engaging projections 3a at the longitudinal ends and the inside thereof. Has an engaging projection 3b provided on the front side. Also,
The display board 3 is made of a flexible synthetic resin, and has a surface on which characters such as black ink, a magic pen, and other writing means are used.
Coating is applied so that symbols, figures, etc. can be displayed and erased.

Then, as shown in FIG. 2, the display plate 3 is engaged with the engaging grooves 10e, 10f of the square groove 10 in the engaging projections 3a, 3a.
And the left edge 10b and right edge 10 of the square groove 10
The engagement protrusions 3b, 3b are configured to abut and engage with d. In the state where the display plate 3 is not fitted in the square groove 10, the distance between the outer side ends of the engaging protrusions 3b, 3b is
The square groove 10 is formed so as to be slightly longer than the distance between the left edge 10b and the right edge 10d, so that the display plate 3 is curved so that the engaging protrusions 3a, 3a are engaged with the engaging grooves 10e, 10 of the square groove 10.
When the display plate 3 is inserted into the groove f and then the curve of the display plate 3 is released, the outer ends of the engagement protrusions 3b and 3b are pressed against and engaged with the left edge 10b and the right edge 10d of the square groove 10. On this occasion,
Since the inclined portions 6a and 8a are inclined toward the square groove 10, the engagement protrusions 3b and 3b are in a state of protruding from the edge frames 6 and 8, and the engagement protrusions 3b and 3b are easily pressed inward. be able to.

Since this embodiment is constructed as described above,
As shown in FIG. 3A, the engagement protrusions 3 b, 3 of the display plate 3
B is pressed inward to bend the display plate 3 in the direction of arrow A, and the engaging grooves 10e and 10f of the square groove 10 of the board body 2 are bent.
When the engaging protrusions 3a, 3a of the display plate 3 are inserted into the ridge, and then the pressing of the engaging protrusions 3b, 3b of the display plate 3 is released to release the bending of the display plate 3, the left edge 10b of the square groove 10 Right edge 10
The engaging projections 3b, 3b of the display plate 3 are pressed against and engaged with d, and the display plate 3 is fitted in the square groove 10. In this way, a large number of display plates 3, 3, ... Are fitted in the square groove 10. To wear.

At this time, the display plate 3 has the engaging projections 3a, 3a.
And the engaging grooves 10e and 10f engage with each other, and the engaging protrusion 3
Since the b and 3b are in pressure contact with and engaged with the left edge 10b and the right edge 10d, the display board 3 does not drop downward,
The display plate 3 is stably mounted on the board body 2, and the display plate 3 is vertically movable along the engagement grooves 10e and 10f.

Further, in the case where any one of the display plates 3, 3, ... Connected in the vertical direction is removed, as shown in FIG. When the engaging projections 3b, 3b are pressed inward to bend the display plate 3 in the direction of arrow A, the engaging projections 3a, 3a of the display board 3, the engaging grooves 10e, 10f, the engaging projections 3b, 3b. And the left edge 10b,
Since the right edge 10d is disengaged, the display plate 3 can be easily removed and the display plate 3 can be newly attached to an arbitrary position.

Therefore, the plurality of display plates 3, 3, ... Connected in order in the vertical direction can be freely exchanged in order, and any display plate can be changed or deleted.
It is a board type display device suitable for schedule management. In the above-mentioned embodiment, the engaging protrusions 3b,
3b is provided, the engaging projections 3a, 3a are provided on the back surface sides of both ends of the display plate 3, and the engaging projections 3a, 3a are provided.
If the stepped portions at the base ends are configured to be able to press each other inward, the engagement protrusions 3b, 3b can be omitted. Further, in the above-mentioned embodiment, the inclined portions 6a and 8a are provided on the edge frames 6 and 8, but there is no problem even if the inclined portions 6a and 8a are not provided.

Next, a partially modified second embodiment will be described with reference to FIG. FIG. 4 is a side view showing a display plate having no flexibility. As shown in FIG. 4, the display plate 15 is in contact with the edge frames 6 and 8 of the board main body in order from both sides in the longitudinal direction from the front surface side. Engagement groove 10 of the flange portions 15a, 15a and the square groove 10
engaging claw portions 15b, 15b capable of engaging / disengaging with e, 10f
In addition, the board body is configured similarly to the first embodiment.

First, the engaging claw portion 15b on one side of the display plate 15
The engaging groove 10e or 10f of the square groove 10 of the board body 2
, And then the flange 15a on the other side of the display board 15 is pressed to engage the engaging claw 15b with the engaging groove 10f or 1 of the square groove 10.
The display plate 15 is fitted into the square groove 10 by pushing it into 0e. On the other hand, when the display plate 15 is removed, the display plate 15 is moved in a direction in which the display plate 15 is disengaged from the board main body 2 while pressing the one end of the flange portion 15a on one side of the display plate 15 so that the engagement grooves 10e and 10f are formed. Engaging claws 15b, 15
The engagement with b is released, and the display plate 15 can be easily removed from the board body 2. Therefore, even with a display panel having no flexibility, the same effect as that of the first embodiment can be obtained.

Next, a third embodiment will be described with reference to FIGS. As shown in FIG. 5, the board type display device 21 includes a board body 22 and a large number of display plates 23, 23, .... The board body 22 is made of synthetic resin or wood, and is composed of an upper plate 24 and an engaging plate 25 for mounting a large number of display plates 23, 23 ,. A title column 27 of the schedule table is provided below the wall hanging hole 26.

Further, as shown in FIG. 6, the engaging plate 25 has engaging grooves 25a, 25a on the right and left rear surfaces thereof, and the engaging grooves 25a, 25a are provided on both side ends in the longitudinal direction of the display plate 23. The engaging claw portions 23a, 23a provided on the are configured to be engageable and disengageable. In this way, the engagement plate 2
5, a display plate 23 that extends in the left-right direction and displays the items written by the writing means is fitted, and a large number of display plates 23,
23, ... Are arranged in series in the vertical direction. In this case, the engagement plate 25 may have substantially the same shape in cross section as the upper plate 24, or may have the same shape as the upper plate 24 in cross section when the display plate 23 is fitted, and the display plate 23 may be flexible. It may or may not have. Therefore, even with the straddle-type display plate having the engaging claw portions at both ends, the same effect as that of the first embodiment can be obtained.

In the first, second and third embodiments described above,
A large number of display plates are arranged vertically, but not limited to this,
It goes without saying that a large number of display plates may be arranged in the left-right direction. Further, in the above-mentioned first, second and third embodiments, the board type display device is a wall-mounted type, but it goes without saying that it may be a mount type placed on a desk. Further, the board-type display device may be provided with a shielding cover for shielding the display plate, if necessary.

[0020]

As described above, according to the present invention,
Since a large number of display plates are detachably attached to the main body and the display plates can be moved along the engagement grooves of the main body, the display plates can be easily and neatly arranged in an appropriate order. It is also possible to rearrange, or to remove a specific display board, fill the vacant space of the removed display board, and rearrange them in an orderly manner. Further, since characters, symbols, figures, etc. can be freely displayed on the surface of the display plate by a writing means, it can be used not only as a schedule table, order table, order table, instruction table but also as a normal blackboard. Further, by rotating the main body by 90 degrees, it is possible to freely select whether the display plates are continuously arranged vertically or horizontally. In addition, the main body and display plate can be made of wood or synthetic resin, which is lighter and easier to handle than the board type display device that is made of an iron plate and the display plate can be attached and detached by the attraction force by magnetic force, and also reduces the cost. Can be planned.

[Brief description of drawings]

FIG. 1 is a perspective view showing a first embodiment of a board type display device according to the present invention.

FIG. 2 is a side sectional view showing a first embodiment of the board type display device according to the present invention.

FIG. 3 shows a display plate of a first embodiment of a board type display device according to the present invention, (a) is a side view thereof, and (b) is a front view thereof.

FIG. 4 is a side view showing a display plate of a second embodiment of the board type display device according to the present invention.

FIG. 5 is a perspective view showing a third embodiment of the board type display device according to the present invention.

FIG. 6 is a side sectional view showing a third embodiment of the board type display device according to the present invention.

FIG. 7 is a perspective view showing a conventional general blackboard.

FIG. 8 is a perspective view showing a conventional board-type display device in which a display plate is detachably attached by an attraction force by a magnetic force.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 board type display device 2 board main body 3 display plate 3a engaging protrusion 3b engaging protrusion 5 upper edge frame 6 left edge frame 7 lower edge frame 8 right edge frame 9 back plate 10 square groove 10a upper edge 10b left edge 10c lower Edge 10d Right edge 10e, 10f Engagement groove 12 Wall hanging hole 13 Title column 15 Display plate 15a Collar part 15b Engaging claw part 21 Board type display device 22 Board body 23 Display plate 23a Engaging claw part 24 Upper plate 25 Engaging plate 25a Engagement groove 26 Hole for wall 27 Title column

Claims (3)

[Claims] 1. A main body composed of a back plate, an edge frame provided on the periphery of the front surface of the back plate, and a square groove formed in a portion surrounded by the back plate and the four edge frames. It consists of a flexible, substantially rectangular plate shape, on the surface of which letters, symbols, etc. can be displayed by writing means, and engages with the engaging grooves provided on the side walls of the square groove on the back side at both longitudinal ends. A display plate having a possible engagement protrusion, and a plurality of the display plates are detachably mounted in the square groove of the main body, and the respective display plates can move along the engagement groove. Then, by pressing the step portions of the base ends of the engaging protrusions of the display plate inwardly to bend the display plate, the engagement of the display plate with the main body is released. Board-type display device. 2. A substantially rectangular plate shape, on which characters and symbols can be displayed by writing means on the surface, a flange portion is provided on both end surface sides in the longitudinal direction, and a square groove of the main body is provided on the back surface side of the edge portion. A second display plate having an engagement groove provided on a side wall of the second display plate and an engagement claw portion that can be engaged / disengaged, and is detached from the main body by pressing a side surface of the flange portion at one end of the second display plate. The board type display device according to claim 1, wherein the display plate is disengaged from the main body by moving the display plate in the direction. 3. A board main body having a pair of opposite side end surfaces having engaging grooves respectively on the back surfaces, and a substantially rectangular plate shape, the front surface of which is written by a writing means.
Symbols and the like can be displayed, and a straddle-type display plate having engagement grooves and engagement claw portions that can be engaged / disengaged provided on both side rear surfaces of the board main body on both rear surface sides in the longitudinal direction, respectively. The plurality of straddle-type display plates are detachably mounted in the engagement grooves at both ends of the board body, and the straddle-type display plates are movable along the engagement grooves. A board type display device characterized in that the engagement of the straddle type display plate with the board body is released by moving one end of the display board in a direction of separating from the board body.