JP3603241B2 - Top plate elevating table - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a top plate elevating table having a top plate that can be used as an auxiliary table, such as a personal computer or a word processor keyboard, and that can be adjusted in height.
[0002]
In recent years, with the spread of OA equipment, auxiliary tables that can increase the work area on the desk surface as necessary have been used in offices and the like. As an example of a table used for such a purpose it is known mounting table described in JP Kokoku 7-36773. This mounting table has a top plate that can be moved up and down, and a gas spring with a lock mechanism is used as a vertically movable column that supports the top plate, thereby facilitating the operation of moving the top plate up and down.
[0003]
In addition, Japanese Patent Publication No. Hei 4-50002 discloses a lift for a medical instrument in which one side of a top plate is supported in a cantilever manner by a column as shown in FIG.
[0004]
[Problems to be solved by the invention]
However , in the mounting table described in Japanese Patent Publication No. Hei 7-36773, since one top plate is supported by one support, the support is inevitably located almost immediately below the center of the top plate. , leg or the like for supporting the posts and struts, a problem that point there Ru obstruct at the feet of the user.
[0005]
In addition, in the elevator described in Japanese Patent Publication No. 4-50002 shown in FIG. 9, since the top plate (1) is supported in a cantilever manner , the column (2) is located on the side of the user's foot. However, there is still a problem that the support (2) itself is not in the way, but the base (3) supporting the support (2) is located at the feet of the user.
[0006]
The present invention has been made in view of the problems as described above in which the prior art has the height of the top plate, it is possible to adjust as needed, or One, footwell in use It is an object of the present invention to provide a table-top elevating table capable of sufficiently securing the table.
[0007]
[Means for Solving the Problems]
The present invention has solved the above-mentioned problem as follows.
(1) A top plate, and a vertical rod portion which is continuous with a horizontal portion to which the top plate is attached and which is inclined downward and rearward of the top plate, is provided . vertical rod portion is supported, and Ru lifting device comprising a locking mechanism for stopping at a desired height with the top plate of the movable strut is formed on the gate shape, and a frame leg for supporting the movable post together with the lifting device Have.
[0008]
( 2 ) In the above item (1), the lock mechanism of the elevating device includes a guide portion for guiding the movable column, a pressing plate and a receiving member for clamping and fixing the movable column, and And locking means for pressing against.
[0009]
( 3 ) In the above item ( 2 ) , the lock means is constituted by a stopper lever which presses the pressing plate.
[0010]
( 4 ) In any one of the above items (1) to ( 3 ) , the frame leg is provided with a pair of base legs which are joined at lower ends on both sides thereof to raise the frame leg on the floor surface. .
[0011]
( 5 ) In the above item ( 4 ) , a caster is attached to the base leg.
[0012]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, a first embodiment of the present invention will be described with reference to FIGS.
[0013]
As shown in FIG. 1, the top plate elevating table according to the present embodiment includes a top plate (10), a movable column (11), a lifting device (12), a frame leg (13), and a base leg (13). 14) etc.
[0014]
The lower surface of the top plate (10) is fixed by a screw or the like (not shown) on a rearward-facing horizontal portion (11a) at the upper end of the movable support (11), and can be moved up and down together with the movable support (11). I have. In addition, on the lower surface of the top plate (10), when the top plate (10) is located at the lowest position, a regulating member having an inverted triangular projection (15a) that comes into contact with the upper end of the frame leg (13). (15) is installed.
[0015]
The movable column (11) is formed by bending a round pipe in a substantially U-shape when viewed from the side (see FIG. 3), and a vertical rod portion (11b) of the movable column (11) is connected to a lifting device (12) described later. ), And can move up and down in the direction of the arrow along the elevating device (12).
An end cap (16) is attached to the lower end of the movable column (11) so that the movable column (11) cannot be accidentally pulled out of the lifting device (12). The vertical rod portion (11b) is in the rear lower side inclined at an angle theta (Fig. 3).
[0016]
As shown in FIGS. 3 and 4, the lifting device (12) includes a slider member (17) as a guide for guiding the movable column (11), and a locking knob (locking means) as a locking means constituting a locking mechanism. 18), a holding plate (19 ) , a casing (20) and the like.
[0017]
Casing (20) in the upper and lower inner, respectively, the slider member (17) is provided, which guides the vertical movement of the movable strut (11).
[0018]
As shown in FIG. 3, inside the casing (20), a holding plate having both ends formed in a forward semicircular shape when viewed from above so as to be able to clamp the parallel movable support (11). (19) and a receiver (21) are incorporated.
A female screw (21a) that is screwed into the male screw (18a) of the lock knob (18) is cut in the center of the holder (21), and by tightening the lock knob (18), the holding plate ( The movable column (11) located between the receiving member (19) and the receiving member (21) can be pressed and fixed. In addition, a pressing rubber (22) is attached to a portion of the holding plate (19) in contact with the movable column (11) to prevent the movable column (11) from sliding down.
[0019]
As shown in FIGS. 1 and 2, the lifting device (12) is attached to a horizontal portion of a frame leg (13) formed in a gate shape, and together with a top plate (10) and a movable support (11), the frame leg is mounted. Supported by (13).
At the lower ends on both sides of the frame leg (13), base legs (14) formed long in the depth direction of the top plate (10) are attached . At one end of the base over the scan leg (14), casters (23) are provided, the casters (23) are used to move the table, moving is adapted to perform smoothly. In addition, the frame leg (13) has a width a and a height b that do not disturb the user's foot during use and that a sufficient space can be secured at the foot.
[0020]
Next, a description will be given of a method of using the table- top elevating table configured as described above.
[0021]
As shown in FIG. 1, if you do not use table, down the top plate (10) at the lowermost end, the lower portion of the top plate of the desk are usually used, and retract and the top plate elevating table I can put it. In this case, in the top plate elevating table of the embodiment, since the entire table including the top plate (10) is supported by the gate-shaped frame legs (13), the table of the embodiment is stored below the desk. But, sufficient space can be secured to the foot, it is not able to interfere with the foot space of the user.
[0022]
On the other hand, when using a table, the top plate (10) can be used by moving it to a desired height. At this time, when the locking knob (18) is loosened, the holding plate (10) shown in FIG. The movable support (11) is separated from the movable support (11), and the movable support (11) clamped and fixed between the movable support (11) is in a free state, and the top plate (10) can be raised and lowered. Become. When the height of the top plate (10) reaches the desired position, tighten the locking knob (18), and the movable column (11) is clamped and fixed by the holding plate (19) and the receiving member (21). The top plate (10) is fixed to the frame legs (13). In addition, since the frame leg (13) has sufficient dimensions in both width and height, as shown in FIG. 5, use the table in a state where the foot space of the user is sufficiently secured. Can be.
[0023]
Further, in the case of a user having a large physique, the table (10) is lifted to a certain height and the table is used. As described above, as shown in FIG. vertical rod portion (11b) is inclined at an angle θ to the rear lower side.
Therefore, when the lifted top plate (10) is made in frame leg (13) is located to the rear (depth side) relative to the top plate (10), also a major user's body, lifting device The foot can be easily inserted under the top plate (10) without the foot being stuck on the (12), and a sufficient foot space can be secured in use.
[0024]
Described above, according to the embodiment, since the strut or the like at the feet of the user is not present at all, the top plate (10) of the foot space with easily downward, can ensure sufficient footwell, usability Dramatically improved.
[0025]
Next, a top plate elevating table according to a second embodiment of the present invention will be described with reference to FIGS. The same members as in the first embodiment described above are omitted denoted by the same reference numerals, duplicate description.
[0026]
The top plate elevating table of the second embodiment is different from the first embodiment in the configuration of the elevating device. That is, the elevating device (12) according to the first embodiment uses the locking knob (18) as a locking means constituting the locking mechanism when the elevating operation of the top plate (10) is performed. The present embodiment is different from the first embodiment in that a stopper lever (31) that can be locked or unlocked with one touch in the elevating device (30) is employed as a locking unit.
[0027]
As shown in FIG. 8, the elevating device (30) has a built-in lock mechanism including a known cam and the like, and moves the stopper lever (31) upward to move the holding plate (19). and is separated from the receptacle (21) can be unlocked relative to the movable pillar (11) (see FIG. 3). Conversely, if the stopper lever (31) is moved downward, the holding plate (19) can be pressed against the receiving member (21), and the movable column (11) can be clamped and fixed.
Thereby, the top plate (10) can be moved up and down with one touch. For example, as shown in FIGS. 7 and 8, the top plate (10) is fixed at a desired height in a state shown by a dashed line. be able to.
[0028]
As described above, according to the second embodiment, as the locking means of the lock mechanism of the elevating device (30), the stopper lever (31) that can be locked with one touch or unlocked is provided. because, the lifting operation of the top plate (10), facilitating either one rapidly can be performed, is extremely Usage convenient.
[0029]
In the embodiment described above, the base leg (14) is attached to the gate-shaped frame leg (13), but without providing the base leg (14), the frame leg (13) is directly connected to the floor surface. is grounded, the one or, so they can maintain a standing posture of the entire table may be devised shape of the frame legs (13) lower end. According to this, the number of parts can be reduced.
[0030]
【The invention's effect】
According to the present invention, the following effects can be obtained.
(a) According to the first aspect of the present invention, since the frame legs for supporting the top plate are formed by the gate-shaped frames, they do not hinder the foot during use, and a sufficient foot space can be secured.
[0031]
Moreover, since tilting the movable supports for the top plate to the lower side after the top plate, even with a large user's body, easily foot space can make the top plate downward, sufficient footwell in use Can be secured.
[0032]
( b ) According to the second aspect of the invention, the movable column can be securely fixed to the lifting device.
[0033]
( c ) According to the third aspect of the invention, the movable column is locked or unlocked by the stopper lever, so that the top plate can be moved up and down easily and quickly.
[0034]
( d ) According to the invention of claim 4 , since the base legs are provided at both lower ends of the gate-shaped frame legs, the stability of the entire table is improved.
[0035]
( e ) According to the fifth aspect of the present invention, since the casters are provided on the base legs, the table can be easily moved.
[Brief description of the drawings]
FIG. 1 is a front view of a first embodiment of the present invention.
FIG. 2 is a side view of the first embodiment of the present invention.
FIG. 3 is an enlarged view of a main part of the lifting device according to the first embodiment.
FIG. 4 is a transverse sectional view taken along the line IV-IV in FIG. 3;
FIG. 5 is a perspective view showing a use state of the first embodiment.
FIG. 6 is a perspective view of a second embodiment of the present invention.
FIG. 7 is a front view of a second embodiment of the present invention.
FIG. 8 is a side view of a second embodiment of the present invention.
FIG. 9 is a schematic perspective view showing a conventional mounting table.
[Explanation of symbols]
(10) Top plate
(11) Movable strut
(11a) Horizontal section
(11b) Vertical rod
(12) Lifting device
(13) Frame legs
(14) Base leg
(15) Regulation members
(15a) Projection
(16) End cap
(17) Slider member
(18) Lock knob
(18a) Male thread
(19) Holding plate
(20) Casing
(21) Holder
(21a) Female screw
(22) Holding rubber
(23) Casters
(30) Lifting device
(31) Stopper lever

Claims (5)

Top plate,
A vertical rod portion inclined downward and rearward of the top plate is provided so as to be continuous with the horizontal portion to which the top plate is attached, and a movable column that can move up and down together with the top plate, and a vertical rod portion of the movable column is supported, a lifting device Ru provided with a locking mechanism to stop at a desired height with the top plate of the movable post,
A top plate elevating table comprising: a gate-shaped frame leg supporting the movable column together with the elevating device. The lock mechanism of the elevating device includes a guide portion for guiding the movable column, a pressing plate and a receiving member for pressing and fixing the movable column, and a locking unit for pressing the pressing plate against the receiving member. The table-top elevating table according to claim 1, wherein: The table-top elevating table according to claim 2 , wherein the lock unit includes a stopper lever that presses the holding plate. The ceiling according to any one of claims 1 to 3 , wherein the frame leg is provided with a pair of base legs joined at both lower ends thereof to raise the frame leg on the floor surface. Board lifting table. The table-top elevating table according to claim 4 , wherein a caster is attached to the base leg.

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