JP2920823B2 - Elevating display - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a whiteboard,
The present invention relates to an elevating display device in which a display board such as a pin-up board, a blackboard, and a bulletin board can be freely raised and lowered.

[0002]

2. Description of the Related Art A display board such as a white board is attached to a partition such as a so-called low partition for partitioning a room, thereby effectively utilizing the indoor space.

As a conventional means for attaching a display panel to a partition, a hook member is provided on the back side of the display panel, and a hook member is engaged with a slit formed in a connecting portion of the partition. In this case, the display panel is often supported at the same height as the partition.

[0004] Therefore, the display panel is difficult to see because the mounting position is low. Therefore, it is desired that the display panel be raised when used.

In order to change the height of the display panel,
Conventionally, the hook member is once pulled out from the slit of the partition, and the hook member is engaged with the slit at a position where the display plate is higher than the upper end of the partition.

[0006]

However, the conventional display panel has the following problems. (a) When changing the height of the display panel, the hook member is transferred to the slit, so that the operation is troublesome and the workability is poor. (b) In a state in which the display panel is mounted so as to be higher than the partition, the display panel becomes unstable and easily falls down, so that it cannot be used safely. (c) For this reason, a bracket that comes into contact with the upper end of the partition is attached to the back side of the display plate, and the display plate is prevented from tipping over by contacting the bracket with the partition.
A bracket must be attached, and workability is poor as in (a).

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems of the prior art, and has as its object to provide a liftable display device having a structure in which the height of a display panel can be easily changed with good operability. And

[0008]

According to the present invention, the above-mentioned problem is solved as follows. (1) The display panel is slidably mounted on the rectangular support frame in the up-down direction, and the display panel is in the up position and the down position.
Locking means for locking the support frame Te provided, the provided on the display panel
By operating an operating handle as a handle for sliding the display plate up and down , the locking means for the lowered position can be released.

(2) In the preceding paragraph, a push rod is provided on the display plate, and the push rod is provided.
By operating the lever, the locking means for the raised position can be released.

[0010]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 shows an embodiment of the present invention. As shown in FIG. 1, a vertical display device has a rectangular support frame (1) and a vertical support frame (1). The display frame (2) is freely mounted, and the support frame (1) is attached to the partition (3).

The support frame (1) is stretched over guide frames (5) and (5) rising from both right and left ends of the bottom frame (4) and the upper back side of the left and right guide frames (5) and (5). With the connecting plate (6), the whole is in a square shape.

The left and right guide frames (5) and (5) are formed in a U-shape with open surfaces facing each other, and the display panel (2) is vertically moved along the guide frames (5) and (5). It is slidably fitted.

A notch (7) is formed at the center in the longitudinal direction of the bottom frame (4), and a locking projection (8) facing forward is formed in the notch (7). As shown in FIG. 2, which will be described later, a locking plate (9) of the display plate (2) is attached to the locking projection (8).
Are engaged, and the engagement at the lower position of the display panel (2) is performed by this engagement. Therefore, the locking projection (8)
And the locking plate (9) forms locking means for the lowered position.

A locking hole (10) is formed in the center of the connecting plate (6) in the longitudinal direction. As shown in FIG. Lock member (2)
The locking claw (11) of 9) is engaged, and by this engagement, the display plate is
The locking at the raised position of (2) is performed. That is, the locking means for the raised position is formed by the locking hole (10) and the lock member (29).

The attachment of the support frame (1) to the partition (3) is performed by a locking piece (12).

The locking piece (12) is bent in a horizontally long inverted L-shape and is attached to the back surface of the connecting plate (6). The locking piece (12) is pulled to the upper end of the partition (3). By hanging, the entire display device in the assembled state is attached to the side surface of the partition (3).

The partition (3) in this embodiment is continuous in the lateral direction by connecting a flat partition panel (14) with a connecting plate (15), and the connecting plate (15) includes: A plurality of slits (16) are formed along the length direction, and using these slits (16),
It receives a reaction force when the display panel (2) rises.

The member receiving the reaction force includes an engagement piece (17).
Are attached to the lower surface of the bottom frame (4) of the support frame (1) by screws (18).

The engaging piece (17) has hook portions (19) bent upward and formed on both left and right sides.
9) is inserted into the slit (16) of the connecting plate (15) of the partition (3).

When the display plate (2) is slid upward with the hook (19) inserted into the slit (16), the support frame (1)
Although the upward force acts on the slit, the upwardly bent hook portion (19) engages with the slit (16) and does not come out, so that the support frame (1) is prevented from rising and a stable mounting state is achieved. Can hold.

The display board (2) mounted on the support frame (1) includes a flat display board body (20) such as a white board and a pin-up board, and a frame body on which the display board body (20) is mounted. (2
1) and

The frame body (21) has guide rails (22) and (22) extending vertically at both left and right end portions on the back side, and the guide rails (22) are used as guide frames (22) for the support frame (1). 5) It is slidably inserted into (5), thereby guiding the display plate (2) up and down.

Further, since the guide rails (22) and (22) inserted into the guide frames (5) and (5) of the support frame (1) are provided on the back side of the frame (21), the display panel main body is provided. (20) is located on the front side, so that the display panel body (20) covers the front surface of the support frame (1) when descending.

Further, an operation handle (23) shown in FIG. 2 is provided on the lower front surface of the frame (21) of the display plate (2), and a push rod (24) shown in FIG. ing.

In addition, in this embodiment, a balance weight device (25) for urging the display panel (2) upward is provided.

This balance weight device (25) is
It is housed in the left and right guide rails (22) and (22) in the vertical direction. Covers (26) are provided on the upper surface and the left and right end surfaces of the frame (21) so that the balance weight device (28) and the fitting portion between the guide rail (22) and the guide frame (5) are not visible from the outside. Is attached.

FIG. 2 shows the details of the lower locking means. The locking projection (8) formed on the bottom frame (4) of the support frame (1) is provided with a display plate.
An upper surface (8a) inclined downward toward (2) and a horizontal lower surface
(8b), and the locking projection (8) is provided with a locking plate.
By inserting into the lock hole (9a) of (9), the locking projection
(8) and the locking plate (9) are locked to each other.

A frame (21) is provided below the frame (21) of the display panel (2).
An operation member (27) depressed from the front surface is mounted, and an operation handle (23) is mounted inside the operation member (27) so as to be slidable up and down.

The locking plate (9) is formed in a horizontal T-shape having a lever portion (9b) extending in the direction of the operating member (27), and is provided with a horizontal shaft provided on the back side of the operating member (27). (28), and is urged by a coil spring (not shown) wound around the shaft (28) in a direction to engage with the locking projection (8).

The operating handle (23) has a contact portion (23a) formed at the lower portion thereof, which is in contact with the lever portion (9b) of the locking plate (9). The operating handle (23) is pulled up. The locking plate (9) is rotated counterclockwise to release the engagement with the locking projection (8), and the display plate (2) can slide upward.

Such a lower locking means includes a locking projection (8).
The display plate (2) is locked at the lowered position by the engagement of the locking plate (9) with the locking plate (9), but the lower surface (8b) of the locking projection (8) is flat and the locking plate (9) is locked. ) Is the locking projection (8)
Because it is urged in the direction of engagement with the locking plate (9)
The engagement between the locking projections (8) and the locking projections (8) is firmly prevented from being inadvertently released.

Further, since the upper surface (8a) of the locking projection (8) is an inclined surface, when the display plate (2) is lowered, the locking plate (9) is moved upward by the upper surface (8a) of the locking projection. ) To slide the locking projection (9)
Can be smoothly engaged.

FIG. 3 shows details of the upper locking means, and (29)
Is a lock member attached to the back side of the frame (21) of the display plate (2), and has a locking claw (11).

The upper surface (11a) of the locking claw (11) has a locking hole (1).
0) and its bottom (11
b) is horizontal and is urged in a direction to enter the locking hole (10) by an urging means (not shown) provided inside the lock member (29).

The push rod (24) that comes out of the lower surface of the frame (21)
The push rod (24) extends downward from the lock member (29).
By pushing up, the locking claw (11) comes out of the locking hole (10) and the engagement with the hole (10) is released, so that the display plate (2) can slide downward. Become.

Such an upper locking means locks the display plate (2) at the raised position by engaging the locking claw (11) with the locking hole (10). Since the lower surface (11b) is horizontal and the locking claw (11) is urged in the direction of engagement with the locking hole (10), the locking claw (11) and the locking hole (10 ) Is firmly engaged and is not accidentally disengaged.

Also, since the locking claw (11) is urged in the direction of entry into the locking hole (10), when the display plate (2) is raised, the locking claw (11) and the locking hole are disengaged. The engagement with (10) is automatically performed.

FIG. 4 shows a balance weight device (25), which comprises a cylinder (30) and a piston rod (31) for urging the display plate (2) upward, and a cylinder (3).
0), and roller blocks (32) and (33) attached to each end of the piston rod (31).

Each roller block (32) (33) has
Two rollers (34) (35) and (36) (37) are at 90 ° to each other.
It is pivoted in different directions with upper and lower axes (40) and (41), respectively.

(38) is a wire, the base end of which is fixed to a roller block (33) on the side of the piston rod (31).
(34) → Roller (36) → Roller (35) → Roller (37)
Is attached.

This balance weight device (25) is
The upper roller block (32) is accommodated in the left and right guide rails (22) of (2), the upper roller block (32) is fixed to the guide rail (22), and the hook pieces (39) are supported by the guide frame ( 5), the display panel (2) is urged to ascend.

By arranging such a balance weight device (25), the operation when the display panel (2) is slid upward is smooth, and the display panel (2) is raised with a small force. And operability is improved.

According to the display device described above, the operating handle (23) is operated to move the locking projection (8) and the locking plate in the lowered position.
After releasing the engagement with (9), the display plate (2) is raised, and the locking claw (11) and the locking hole (10) are engaged at the raised position to lock at the raised position. This increases the height of the display panel (2), so that it is easy to see and the convenience in use is improved.

To lower the display plate (2), push up the operating rod (24) to release the engagement between the locking claw (11) and the locking hole (10), and then push down the display plate (2). The locking projection 8 is engaged with the locking plate 9 at the lowered position, so that locking is performed at the lowered position.

In this embodiment, the height of the display panel (2) can be easily changed, and not only the operability can be improved, but also the display panel (2) can be improved.
(2) Since the fall can be prevented, it is safe in use.

In the above-described embodiment, the balance weight device (25) and the engagement piece (17) for preventing the lifting of the support frame (1) are used, but these may be omitted. Conversely, when the balance weight device (25) is provided, the locking hole (10) as the locking means for the raised position, the locking member (29), and the locking as the locking means for the lowered position. The projection (8) and the locking plate (9) may be omitted.

[0047]

According to the present invention, the following effects can be obtained. (a) According to the first aspect of the present invention, the locking means
Since the display panel can be securely locked to the support frame at the raised position and the lowered position, the support of the display panel at the time of raising and lowering is stabilized. Further, the display plate provided on the display plate is vertically slid.
Only by operating the operation handle as the handle when that, under
Since the locking means in the lowered position is released, separate from the operating handle
Easy operation without operating the operation unit for releasing the locking means
The display board can be raised . As shown in the embodiment, in a mode in which the locking means for the lowering position is released by lifting the operating handle provided on the display plate, the operating handle is lifted and the locking means for the lowering position is released. After release, lift the operation handle further,
Since the display plate can be subsequently raised, the operability is excellent.

(B) According to the second aspect of the present invention, in addition to the effects of the preceding item ,
And operate the push rod provided on the display panel to raise the raised position.
When the display board is lowered, the locking means for
The operability is good. As shown in the embodiment, in a mode in which the locking means for the raised position is released by pushing up the push rod provided at the lower end of the display plate, the pushing direction of the push rod and the descending direction of the display plate The lower part of the display plate can be received by hand at the same time as pushing up the push rod, so that the display plate may fall by its own weight at the same time when the locking means for the raised position comes off. Not
It is safe.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an embodiment of the present invention.

FIG. 2 is an enlarged vertical sectional view taken along line II-II of FIG.

FIG. 3 is an enlarged vertical sectional view taken along the line III-III of FIG. 1;

FIG. 4 is a perspective view of a balance weight device.

[Explanation of symbols]

 (1) Support frame (2) Display board (3) Partition (4) Bottom frame (5) Guide frame (6) Connecting plate (7) Notch (8) Lock projection (9) Lock plate (10) Lock hole (11) Locking claw (12) Locking piece (14) Partition panel (15) Connection plate (16) Slit (17) Engagement piece (18) Screw (19) Hook (20) Display panel body ( 21) Frame (22) Guide rail (23) Operating handle (24) Push rod (25) Balance weight device (26) Cover (27) Operating member (28) Shaft (29) Lock member (30) Cylinder (31) Piston rod (32) Roller block (33) Roller block (34) Roller (35) Roller (36) Roller (37) Roller (38) Wire (39) Hook piece (40) (41) Shaft

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁶ , DB name) G09F 15/00 B43L 1/04 G09F 7/00 G09F 7/20

Claims (2)

(57) [Claims] 1. A display panel is mounted on a rectangular support frame so as to be slidable in a vertical direction, and the display panel is moved up and down.
Locking means for locking to the support frame at the position, and operating as a handle when the display plate provided on the display plate is slid up and down.
An elevating display device characterized in that the locking means for the lowered position can be released by operating the handle . 2. A push rod is provided on said display plate, and said push rod is
Operation can release the locking means for the raised position
2. The lifting display device according to claim 1, wherein: