JP3000832U - Desk side chest - Google Patents

Abstract

(57) [Summary] [Structure] A side chest main body 10 formed to have a size that can be accommodated in the space 3 below the top plate of the desk 1, an upper surface plate 20 provided on the upper surface of the main body 10, and an upper surface plate. 20 at a position lower than the upper limit of the lower space 3 of the top plate, and the desk top plate 2
A side chest provided with a top plate elevating mechanism 30 that supports the top plate 20 so as to be vertically movable between the same height position and a stopper mechanism 40 that holds the top plate 20 in a raised position. [Effect] In this side chest, if the upper surface plate 20 is set to a position lower than the upper limit of the space 3 below the top plate of the desk 1, it can be stored in the space 3 and good storability can be secured, while If the face plate 20 is set to the same height as the desk top plate 2, a flat and wide work surface without steps can be formed between the top plate 20 and the desk top plate 2, and good workability can be secured.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 This invention relates to a desk side chest typically used with a desk.

[0002]

[Prior art]

 Whether it is an office desk or a home desk, a side chest may be used together with the desk in order to enlarge the work surface of the desk and improve the storage of documents.

Such a side chest for a desk is formed in such a size that it can be stored in the space below the tabletop of the desk, and when it is not used for desk work, it can be stored in the space below the tabletop. While ensuring good storability, when performing desk work, the workability is improved by removing it from the desk and using the upper surface together with the desk top as a desk work surface.

[0004]

[Problems to be solved by the device]

 However, since the conventional side chest is formed so that it can be stored under the desk top plate, the upper position of the side chest is lower than the upper position of the desk top plate. Therefore, when the side chest is taken out of the desk, a step is generated between the top surface of the desk and the top surface of the side chest, and the desk work must be performed on the work surface having the step, and good workability can be obtained. There was a problem of not having.

On the other hand, since the fixed side desk, which is placed side by side with the desk, is set at the same height as the desk top plate, a wide and flat desk work surface can be secured, but when desk work is not performed, etc. However, when the side desk is not necessary, there is a problem that it cannot be stored in the space below the top plate of the desk, for example, and good storage performance cannot be ensured.

This invention solves the above-mentioned problems of the prior art and provides a desk side chest that can secure good storability when desk work is not performed and can secure good workability when desk work is performed. With the goal.

[0007]

[Means for Solving the Problems]

 In order to achieve the above object, the desk side chest of the first invention of the present application is provided with a recess for ascending / descending mechanism on the upper surface thereof, and is formed into a size that can be stored in the space below the table top plate. And a top plate provided on the top surface of the side chest body, and a position lower than the upper limit of the space below the top plate in a state where the top plate is housed in the lift mechanism housing recess and the top plate is kept in a horizontal posture. A top plate elevating mechanism that supports the desk top plate so that it can be lifted and lowered between the same height position, and a stopper mechanism that holds the top plate that has been raised to the same height as the desk top plate at that position. The main point is to be equipped with.

In order to achieve the above object, the desk side chest of the second invention of the present application is provided with a transfer caster at a lower end thereof, and has a box shape formed in a size that can be stored in a space below a top plate of the desk. Of the side chest body, an upper face plate provided on the upper surface of the side chest body and formed in a rectangular shape following the plane shape of the side chest body, and the upper face plate in a horizontal posture, The upper plate lifting mechanism that supports the upper and lower parts of the space below the upper limit of the top plate and the same height as the desk top plate, and the upper plate raised to the same height as the desk top plate And a stopper mechanism for holding it in a position, and the upper side of the side chest body is surrounded by rising portions formed on both side edges and a rear edge of the upper chest. A descending mechanism accommodating recess is formed, and the top plate elevating mechanism has two substantially U-shaped link constituent members arranged in parallel with each other at an interval in the front-rear direction. Each of the central pieces is rotatably attached to the bottom surface of the top plate, and each center piece has a link mechanism rotatably attached to the bottom surface of the top plate. It is arranged that the linking members are arranged so as to fall along the bottom surface of the lifting mechanism accommodating concave portion, while the link constituting members are arranged in an upright posture when the upper surface plate is raised. It is a thing.

Further, in order to achieve the above object, the desk side chest of the third invention of the present application is provided with a moving caster at the lower end, and is formed in a size that can be stored in the space below the top plate of the desk. A box-shaped side chest body, an upper surface plate provided on the upper surface of the side chest body and formed in a rectangular shape following the planar shape of the side chest body, and a state in which the upper surface plate is kept in a horizontal posture. , A top plate elevating mechanism that supports up and down freely between a position lower than the upper limit of the space below the top plate and a position at the same height as the desk top plate, and a top plate raised to the same height as the desk top plate. A stopper mechanism for holding the side chest body at that position, and the upper surface of the side chest body is surrounded by rising portions formed at both side edges and a rear edge portion of the upper surface. The upper plate elevating mechanism has two substantially U-shaped link constituent members arranged in parallel with each other at an interval in the front-rear direction. The link mechanism is rotatably mounted on the bottom surface of the recess, and each center piece is rotatably mounted on the lower surface of the upper plate. One end of the stopper mechanism is the lift mechanism housing recess. The bottom surface of the upper surface plate is slidably and rotatably mounted in the front-back direction by a predetermined amount, and the other end side of the upper surface plate has a stopper shaft rotatably mounted on the lower surface side. In the lowered state, the link constituting member is arranged so as to fall along the bottom surface of the elevating mechanism accommodating concave portion, and the stopper shaft has one end side thereof. It is arranged so as to fall along the bottom surface of the lifting mechanism accommodating concave portion at the rear end of the ride position, while the link component is arranged in an upright posture when the upper surface plate is raised. The stopper shaft is arranged in a standing posture with its one end side locked at the slide position front end, and the stopper shaft is arranged in a tensioned state between the side chest body and the top plate. What is done is the gist.

In the present invention, when the “top plate and the desk top plate have the same height”, it also includes a plate having a height difference between the two plates within a range in which the object of the present invention can be achieved.

[0011]

[Action]

 The desk side chest of the present invention comprises a side chest body formed to have a size that can be accommodated in a space below the top plate of the desk, an upper plate provided on the upper surface of the main body, and the upper plate being a space below the top plate. The upper surface plate lifting mechanism that lifts and lowers it between a position lower than the upper limit of the table and the same height as the desk top plate, and a stopper mechanism that holds the upper surface plate in the raised position. Therefore, when desk work is not performed, if the upper plate is set to a position lower than the upper limit of the space below the top plate, it can be stored in that space, while desk work is performed. By setting the top plate at the same height as the desk top plate, it is possible to form a flat and wide desk work surface with no step between the top plate and the desk top plate.

[0012]

【Example】

 1 is a partially cutaway side view showing an example of use of a side chest according to an embodiment of the present invention, FIG. 2 is a perspective view showing the side chest, and FIG. 3 is a partially cutaway side view showing an upper part of the side chest. FIG. 4 is a plan view showing the side chest with the upper surface plate removed. As shown in these figures, this side chest has a box-shaped side chest body (10) and a top plate (20) provided on the upper surface of the side chest body (10). A face plate lifting mechanism (30) is used to lift and lower the upper plate (20) while maintaining the horizontal posture.

First, the side chest body (10) is made of metal as a main material, and is provided with a drawer (11) and casters (12) for movement. The side chest main body (10) has a rising portion (15a) formed on both side edges and a rear edge portion on the upper surface thereof, and a lift mechanism accommodating recess (15) surrounded by the rising portion (15a) except at the front. Are formed. Furthermore, a state in which the rectangular upper surface plate (20) following the planar shape of the side chest body (10) is placed on the upper surface of the side chest body (10) as shown in FIG. 1 (a). In the above, the upper surface position of the upper surface plate (20) is lower than the upper limit of the space (3) below the top plate of the desk (1) so that the upper surface plate (20) can be stored in the space (3).

As shown in FIG. 4, the upper plate elevating mechanism (30) is composed of a link mechanism, and is composed of two substantially U-shaped members which are arranged in parallel with each other at intervals in the front-rear direction. It has a link component (31). Each of the link constituent members (31) is rotatably attached to the bottom surface of the lifting mechanism accommodating concave portion (15) of the side chest body (10) via the fittings (33a) so that the tips of both side pieces (31a) thereof are respectively attached. At the same time, the central shaft piece (31b) is rotatably attached to the lower surface side of the upper surface plate (20) via an attachment tool (33b). Then, when the upper plate (20) is lifted from the state of FIG. 3 (a) as shown in FIG. 3 (b), the link constituting member (31) rises while rotating, whereby the upper plate (20) is placed in a horizontal position. It is designed to rise while maintaining.

The stopper mechanism (40) for holding the upper surface plate (20) in the raised position is fixed to the center of the front portion of the side chest body (20) in the lifting mechanism housing recess (15). It has a box-shaped mounting base (41). Inside the mounting base (41), as shown in FIG. 5, a slide shaft passage (42) extending in the front-rear direction and having a front region bent downward is formed, and at the same time, the mounting base (41) is mounted. Notches (43) for inserting a stopper shaft are formed on the upper wall and the rear wall of the base body (41) and extend in the front-rear direction. The stopper shaft (32) inserted and arranged in the cutout portion (43) is provided with a slide shaft (32b) extending in the left-right direction at the insertion side end thereof, and the slide shaft (32b) has a slide shaft passage (42). It is housed so that it can slide freely and can rotate around its own axis. Further, the other end of the stopper shaft (32) is rotatably attached to the central shaft piece (31b) of the link constituting member (31) via an attachment (33c).

Further, an elastic hook (44) is formed on the front wall of the mounting base body (41) so as to engage and disengage the slide shaft (32b) corresponding to the front lower portion of the slide shaft passage (42). There is.

Then, when the upper surface plate (20) placed on the side chest body (10) is lifted upward as shown by the imaginary line in FIG. 5, the slide shaft (32b) is shown as shown by the solid line in the figure. Slides forward along the slide shaft passage (42) in the mounting base (41), the stopper shaft (32) rises up through the stopper shaft insertion notch (43), and the link component member When (41) rotates until it slightly exceeds the top dead center, the slide shaft (32b) falls into the front lower part of the slide shaft passage (42) and contacts the front end of the slide shaft passage (42), and the Automatically engages the hook (44). As a result, the stopper shaft (32) is arranged in a tensioned state between the side chest body (10) and the top plate (20) in a state where the link component (31) is upright, and the top plate (20) is The upper surface of the desk top plate (2) is held at the same height as the upper surface.

In addition, when the upper surface plate (20) is slightly lifted from this state, the engagement of the stopper shaft (32) with the elastic hook (44) is automatically released, and the upper surface plate (20) is continuously lifted. When the slide shaft (32b) slides backward while moving backward, the stopper shaft (32) falls backward, and the top plate (20) is placed on the upper surface of the side chest body (10). It will be placed.

According to this side chest, when the upper surface plate (20) is lowered as shown in FIG. 1 (a), the upper surface plate (20) is lower than the upper limit of the top plate lower space (3). Since it is placed on the floor, it can be accommodated in the space (3) below the top plate without any trouble, and good storage performance can be secured.

Further, as shown in FIG. 2B, if the side chest is pulled out from the lower space (3) of the top plate and the top plate (20) is lifted upward, the top plate (20) is turned upside down. Since it is held at the same height as the plate (2), a wide and flat desk work surface can be formed by the desk top plate (2) and the top plate (20), and good workability can be secured.

Further, since the lifting mechanism accommodating recess (15) is formed on the upper surface of the side chest body (10) and the upper plate elevating mechanism (30) is housed in the recess (15), the upper plate ( In the state where 20) is lowered, the top plate (20) and the side chest body (10) are surely overlapped with each other to form a simple box shape, and the top plate lifting mechanism (30) is exposed to the outside. It is also possible to obtain a good aesthetic appearance.

Furthermore, since the lifting mechanism housing recess (15) of the side chest body (10) is open at the front in the four surrounding directions, the upper plate (20) is lowered. A gap is formed between the top plate (20) and the side chest body (10). Therefore, by inserting a finger into the gap and grasping the upper surface plate (20), it is possible to easily perform the raising and lowering operation of the upper surface plate (20), and also when the upper surface plate (20) is held and lowered. Also, there is no problem such that the finger is sandwiched between the top plate (20) and the side chest body (10).

Further, when the top plate (20) is raised, the slide shaft (32b) of the stopper shaft (32) falls into the front lower part of the slide shaft passage (42) and the mounting base body Since it engages with the elastic hook (44) of (41), even if some force unexpectedly lowers the upper plate (20) acts, it prevents the slide shaft (32b) from moving backward. As a result, it is possible to prevent the upper surface plate (20) from being dropped inadvertently.

[0024]

[Effect of device]

 As described above, the desk side chest of the present invention includes a side chest body formed to have a size that can be accommodated in a space below the top plate of the desk, a top plate provided on the top surface of the body, and a top plate. Upper plate lifting mechanism that supports the lower part of the space below the upper limit of the top plate and the same height as the table top, and a stopper mechanism that holds the upper plate in the raised position. And are provided. For this reason, in this side chest, if the top plate is set to a position lower than the upper limit of the space below the top plate, it can be stored in that space without any trouble and good storability can be ensured, while the top plate is kept in the ceiling. If it is set at the same height as the board, it is possible to form a flat and wide desk work surface with no step between the top plate and the desk top plate, and it is possible to secure good workability.

[Brief description of drawings]

FIG. 1 is a partially cutaway side view showing an example of use of a side chest according to an embodiment of the present invention, in which FIG. 1 (a) shows a side chest stored state, and FIG. 1 (b) shows a top plate. It is a figure which shows a lifted state.

2A and 2B are perspective views showing a side chest of the embodiment, in which FIG. 2A is a diagram showing a state in which a top plate is lowered, and FIG.
[Fig. 6] is a view showing a state of lifting an upper surface plate.

FIG. 3 is a partially cutaway side view showing an upper portion of a side chest of the embodiment, FIG. 3 (a) is a diagram showing a top plate descending state, and FIG. 3 (b) is a diagram showing a top plate lifting state. is there.

FIG. 4 is a plan view showing a side chest of the embodiment with its top plate removed.

FIG. 5 is a cross-sectional view showing a stopper mechanism of the side chest of the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Desk 2 ... Desk top plate 3 ... Top plate lower space 10 ... Side chest main body 12 ... Caster 15 ... Lifting mechanism accommodating recess 15a ... Standing part 20 ... Top plate 30 ... Top plate lifting mechanism 31 ... Link component 31a ... Both sides Piece 31b ... Central shaft piece (center piece) 32 ... Stopper shaft 40 ... Stopper mechanism

Claims (3)

[Scope of utility model registration request] 1. A side chest body provided with a lift mechanism accommodating recess on the upper surface and formed in a size that can be accommodated in a space below a top plate of a desk, and an upper surface plate provided on the upper surface of the side chest body. While being housed in the lifting mechanism housing recess, the upper plate can be moved up and down between a position lower than the upper limit of the space below the top plate and the same height position as the desk top plate while keeping the upper plate in a horizontal posture. A side chest for a desk, comprising: a top plate elevating mechanism for supporting the top plate and a stopper mechanism for holding the top plate raised to the same height as the desk top plate at that position. 2. A box-shaped side chest body having a moving caster at a lower end thereof and having a size capable of being stored in a space below a top plate of a desk, and provided on an upper surface of the side chest body. A top plate formed in a rectangular shape following the planar shape of the side chest body, a position lower than the upper limit of the space below the top plate in the state where the top plate is kept in a horizontal posture, and the same as the desk top plate An upper surface plate elevating mechanism that supports up and down between a height position and a stopper mechanism for holding the upper surface plate that has risen to the same height as the desk top plate at that position, and the side On the upper surface of the chest body, there is formed an elevating mechanism accommodating recess surrounded by the rising portions formed on both side edges and the rear edge of the upper surface. And the tips of both side pieces of the two substantially U-shaped link constituent members arranged in parallel with each other are rotatably attached to the bottom surface of the lifting mechanism accommodating recess, and the center pieces are respectively attached to the lower surface of the upper surface plate. In the state in which the top plate is lowered, the link component is arranged to lie down along the bottom surface of the lifting mechanism accommodating recess, while the top plate is rotatably attached. A side chest for a desk, wherein the link constituting member is arranged in an upright posture in a raised state. 3. A box-shaped side chest body having a moving caster at a lower end thereof and having a size capable of being stored in a space below a top plate of a desk, and provided on an upper surface of the side chest body, A top plate formed in a rectangular shape following the planar shape of the side chest body, a position lower than the upper limit of the space below the top plate in the state where the top plate is kept in a horizontal posture, and the same as the desk top plate An upper surface plate elevating mechanism that supports up and down between a height position and a stopper mechanism for holding the upper surface plate that has risen to the same height as the desk top plate at that position, and the side On the upper surface of the chest body, there is formed an elevating mechanism accommodating recess surrounded by the rising portions formed on both side edges and the rear edge of the upper surface. And the tips of both side pieces of the two substantially U-shaped link constituent members arranged in parallel with each other are rotatably attached to the bottom surface of the lifting mechanism accommodating recess, and the center pieces are respectively attached to the lower surface of the upper surface plate. The stopper mechanism is rotatably attached, and one end of the stopper mechanism is rotatably attached to the bottom surface of the elevating mechanism accommodating recess so as to be slidable by a predetermined amount in the front-rear direction and the other end of the stopper mechanism. It has a stopper shaft rotatably attached to the lower surface side of the upper surface plate, and when the upper surface plate is lowered, the link constituent member is arranged to lie down along the bottom surface of the lifting mechanism accommodating recess. At the same time, the stopper shaft falls down along the bottom surface of the elevating mechanism accommodating recess with one end of the stopper shaft positioned at the rear end of the slide position. While being placed like
In a state where the upper surface plate is raised, the link component is arranged in a standing posture, and the stopper shaft is arranged in a standing posture with one end side of the stopper shaft locked at the front end of the slide position. A side chest for a desk, which is configured to be arranged in a stretched state between the side chest body and the top plate.