JPH1039812A - Elevating display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it possible to easily change the height of a display plate and to provide this display plate with stability even if the display plate exists at a high place by vertically slidably mounting the display plate at a square supporting frame and providing the display plate with detaining means for detaining the display plate to the supporting frame in an up position and a down position. SOLUTION: This display device has the square supporting frame 1 and the display plate 2 freely liftably mounted at the supporting frame 1. The supporting frame 1 is mounted at a partition 3. A notched part 7 is formed in the central part in the longitudinal direction of a bottom frame 4. This notched part 7 is internally and projectingly provided with a detaining projection 8 facing forward. The detaining plate of the display plate 2 is engaged with this detaining projection 8. The detaining of the display plate 2 in the down position is executed by this engagement. The detaining projection 8 and the detaining plate forms the detaining means for the down position. A detaining hole 10 is formed in the central part in the longitudinal direction of a connecting plate 6 and the detaining pawl of a locking member disposed at the display plate 2 is engaged with this detaining hole 10. The detaining of the display plate 2 in the up position is executed by this engagement.

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).

[0007] In view of the above-mentioned problems of the prior art, the present invention can easily change the height of the display panel, and has a stable structure even when the display panel is at a high position. It is an object of the present invention to provide a vertically movable display device.

[0008]

According to the present invention, the above-mentioned problem is solved as follows. (1) A display plate is slidably mounted on a rectangular support frame in a vertical direction, and locking means for locking the display plate to the support frame at least at a raised position is provided.

(2) In the above item (1), a locking means for locking the display plate to the support frame at the lowered position is provided.

(3) In the above item (1) or (2), the support frame is provided with a balance weight device for urging the display panel upward.

(4) A display panel is slidably mounted on a rectangular support frame in a vertical direction, and a balance weight device for urging the display panel upward is provided on the support frame.

(5) In any one of the above items (1) to (4), the support frame is provided with a locking piece for locking the upper end of the partition.

(6) In any one of the above items (1) to (5), the support frame is provided with an engagement piece that is engaged with the partition to prevent the support frame from rising.

(7) In any one of the above items (1), (2) and (4) to (6), by pushing up a push rod provided at a lower end of the display panel, a locking means for a raised position is provided. Can be released.

(8) In any one of the above items (2) and (4) to (7), the locking means for the lowered position can be released by lifting the operating handle provided on the front surface of the display panel. To do.

[0016]

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 left and right 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 at the center in the longitudinal direction of the connecting plate (6). 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 mounting 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 horizontal direction by connecting a flat partition panel (14) with a connecting plate (15). 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.

As a member receiving the reaction force, an engaging 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 panel (2) mounted on the support frame (1) includes a flat display panel body (20) such as a white board and a pin-up board, and a frame body to which the display panel body (20) is attached. (2
1) and

The frame body (21) has vertically extending guide rails (22) and (22) at both left and right ends on the back side, and the guide rails (22) are used to guide the guide frame (2) of 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 a 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.

The balance weight device (25) has a display panel
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 a lower portion thereof, which is in contact with the lever portion (9b) of the locking plate (9), and 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 panel (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 is disengaged from the hole (10).
Therefore, the display plate (2) can slide downward.

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.

Further, 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.

Reference numeral (38) denotes a wire, the base end of which is fixed to a roller block (33) on the piston rod (31) side.
(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). Since the locking projection (8) and the locking plate (9) are engaged in the lowered position, the locking in the lowered position is performed.

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 embodiment described above, 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.

[0053]

According to the present invention, the following effects can be obtained. (a) According to the first aspect of the present invention, the height of the display panel can be easily changed by sliding the display panel in the vertical direction. Therefore, the display panel can be stably locked to the support frame.

(B) According to the second aspect of the present invention, the display plate can be reliably locked to the support frame at the lowered position by the locking means, so that the support of the display plate when the display plate is lowered is stabilized. Locking to the partition can be reliably performed.

(C) According to the third aspect of the present invention, the operation of raising the display panel can be smoothly performed with a light force.

(D) According to the fourth aspect of the present invention, by providing the balance weight device, it is not necessary to provide the locking means, and the display plate can be moved up and down without performing the releasing operation. Easy to operate.

(E) According to the fifth aspect of the invention, the display device can be easily mounted on the partition.

(F) According to the sixth aspect of the present invention, when the display device is raised, the support frame does not come off from the partition and is safe.

(G) According to the seventh aspect of the present invention, after the operating handle is lifted to release the locking means for the lowered position,
By further lifting the operation handle as it is, the display board can be raised continuously, so that operability is good.

(H) According to the eighth aspect of the present invention, the pushing direction of the push rod and the descending direction of the display plate are reversed, so that the push rod is pushed up and the lower end of the display plate is received by hand. Thus, there is no danger that the display plate will fall under its own weight at the same time that the locking means for the ascending position comes off, and the safety is assured.

[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

Claims (8)

[Claims] 1. A rectangular support frame, wherein a display plate is slidably mounted in a vertical direction, and locking means for locking the display plate to the support frame at least at a raised position is provided. Elevating display device. 2. The up-and-down display device according to claim 1, further comprising locking means for locking the display plate to the support frame at the lowered position. 3. The liftable display device according to claim 1, wherein a balance weight device for urging the display plate upward is provided on the support frame. 4. An elevating type wherein a display plate is slidably mounted on a rectangular support frame in a vertical direction, and a balance weight device for urging the display plate upward is provided on the support frame. Display device. 5. The up-and-down display device according to claim 1, wherein the support frame is provided with a locking piece for locking to an upper end portion of the partition. 6. The up-and-down display device according to claim 1, wherein an engagement piece is provided on the support frame so as to prevent the lift of the support frame by engaging the partition. 7. The lifting device according to claim 1, wherein the push rod provided at the lower end of the display plate is pushed up to release the locking means for the ascending position. Type display device. 8. The lifting display according to claim 2, wherein the locking means for the lowered position can be released by lifting an operation handle provided on the front surface of the display panel. apparatus.