KR20230069389A - A desk equipped with a top plate capable of sliding and rotating front, rear, left, and right - Google Patents

Abstract

The present invention relates to a desk equipped with a top plate capable of rotating and moving forward, backward, leftward, and rightward, wherein the arrangement of the desk can be variously changed and utilized according to a usage space or a lifestyle of a user by freely rotating and moving the top plate forward, backward, leftward, and rightward. To this end, the desk equipped with a top plate capable of rotating and moving forward, backward, leftward, and rightward comprises: a desk body in which a pair of side plates and a back plate are coupled, an upper plate, a middle plate, and a lower plate are provided between the side plates to form a shelf, and a pair of fixed rails are coupled to both ends of the upper plate in a widthwise direction; and a desk top plate which is coupled on the upper plate to be rotatable and movable by a coupling unit. The coupling unit comprises: a flange unit in which an upper flange, a lower flange, a base plate, and a base reinforcement plate coupled to a lower part of the base plate are integrally coupled; an upper rotation block to which the upper flange is inserted; and a rotation block unit that is integrally coupled with a lower rotation block to which the lower flange is inserted. A top plate rail, to which a side surface of the rotation block unit is slidably inserted, is provided at a lower part of the desk top plate. A fixed rail guide for supporting and guiding one of the fixed rails is coupled to a lower part of the base reinforcement plate. The fixed rails are inserted into a guide groove and a fixed rail guide, respectively, so the flange unit can slide in a longitudinal direction of the upper plate.

Description

Desk equipped with a top plate capable of rotating and moving back and forth {A DESK EQUIPPED WITH A TOP PLATE CAPABLE OF SLIDING AND ROTATING FRONT, REAR, LEFT, AND RIGHT}

According to the present invention, only the top plate of the desk can be freely rotated or moved forward, backward, left and right on the desk body, so that the layout can be changed and utilized in various ways according to the space of use or the user's lifestyle. it's about

Since a conventional general desk has a fixed top plate, there is a problem in that it cannot be used in various ways due to restrictions on use and space as well as installation direction.

In Korea Utility Model Registration No. 20-0394806 (published on September 7, 2005), which is a conventional prior art proposed to solve this problem, only the top plate of the desk is folded or rotated to change the shape of the top plate of the desk, and the top plate of the top plate Disclosed is a variable desk in which the usability of the desk is increased by allowing the length to be varied as needed.

In addition, in Korean Patent Publication No. 10-2006-0080659 (published on July 11, 2006), an auxiliary table capable of rotating 360 degrees from one side of the desk is installed, and at the same time, the front and rear directions of the auxiliary table are installed at the lower part according to the rotation direction of the auxiliary table. A desk equipped with an auxiliary table formed to open and close a keyboard drawer is disclosed, and Korean Patent Publication No. 10-2021-0028529 (published on March 12, 2021) increases the utilization of space on the desk by selectively lifting and lowering the storage cabinet. An improved functional desk is disclosed.

On the other hand, the number of single-person households is steadily increasing, and the number of people living in small residential environments such as studios is increasing. tend to do

Accordingly, the demand for desks (bed tables) that can be placed and used around the bed is increasing. Conventional products are manufactured in a fixed form of a steel frame, which reduces space utilization and can be used by changing the arrangement to suit individual lifestyles. There is a problem with no.

Republic of Korea Utility Model Registration No. 20-0394806 (2005.09.07. Notice) Republic of Korea Patent Publication No. 10-2006-0080659 (published on July 11, 2006) Republic of Korea Patent Publication No. 10-2021-0028529 (published on March 12, 2021)

The present invention is to solve the above conventional problems, and can be used by changing the arrangement in various ways according to the user's lifestyle. Its purpose is to provide a new type of desk that can be used conveniently and in various ways according to the needs and behaviors of users, such as resting, eating, reading, studying, or using a computer.

In order to achieve the above object, the present invention provides an upper plate, a middle plate, and a lower plate vertically between the side plates to form a shelf capable of storing books or articles in an inner space formed by combining a pair of side plates and a back plate. a desk body spaced apart from each other and provided with a pair of metal fixing rails coupled to both ends in the width direction of the upper plate in a 'c'-shaped cross section in the longitudinal direction; and a desk top plate rotatably and movably coupled to the upper plate by a coupling unit, wherein the coupling unit includes a flange unit and a rotation block unit rotatably coupled to the flange unit, and the flange The unit includes a disk-shaped upper flange, a disk-shaped lower flange having a relatively smaller diameter than the upper flange, a metal base plate having one end bent downward in a 'c' shape to form a guide groove, and the base plate The base reinforcing plates coupled to the lower portion are sequentially stacked and integrally fixed and coupled, and the rotating block unit includes a plate-shaped upper rotating block having a circular coupling hole formed in the center into which the upper flange is inserted, and the lower flange being inserted. Plate-shaped lower rotary blocks having a circular coupling hole formed in the center are stacked and integrally fixed and coupled, and a pair of upper plate rails that can slide by inserting the side surface of the rotary block unit into the lower part of the desk top plate are long. It is provided by being coupled along the direction, and a fixed rail guide for supporting and guiding one of the fixed rails is coupled to the lower portion of the base reinforcing plate, and the fixed rail is inserted into the guide groove and the fixed rail guide, respectively, so that the flange Provided is a desk with a top plate capable of rotation and left and right movement, characterized in that the unit can be slid along the longitudinal direction of the top plate.

Knob insertion holes penetrating vertically are formed at the same positions in the base plate and the base reinforcing plate, and an anti-rotation knob capable of preventing and fixing rotation of the rotation block unit is formed in the knob insertion hole at the lower part of the base reinforcing plate. are inserted and coupled from

Here, the first gap adjusting bolt for finely adjusting the gap between the rotary block unit and the upper plate rail so that precise linear motion is possible when the rotary block unit is inserted into the upper plate rail and slides is provided at the lower part of the upper rotary block. can be coupled to

In addition, a second gap adjusting bolt for finely adjusting the gap between the fixed rail and the guide groove and the fixed rail guide to enable precise linear motion when the flange unit slides along the longitudinal direction of the upper plate. It may be coupled toward the upper plate from the lower portion through the guide groove and the fixed rail guide.

In addition, a stopper for preventing separation from the top rail when the rotation block unit is slid may be provided at one lower side of the desk top plate, and a top leg for supporting the desk top plate may be provided at the other side.

In addition, the first friction reduction provided on the upper surface of the rotary block unit along the sliding direction of the rotary block unit is for reducing friction between the upper plate rail and the rotary block unit when the rotary block unit slides on the upper plate rail. A member and a second friction reducing member provided on a side surface of the rotary block unit in contact with the upper plate rail may be further included.

In addition, a third friction reducing member for reducing friction between the lower rotary block and the base plate when the rotary block unit rotates may be provided between the lower surface of the lower rotary block and the upper surface of the base plate.

In addition, a fourth friction reducing member for reducing friction between the fixed rail, the guide groove and the fixed rail guide when the flange unit slides along the longitudinal direction of the upper plate is provided on the guide groove and the fixed rail guide, , A fifth friction reducing member for reducing friction between the bottom surface of the base reinforcement plate and the fixed rail may be provided on the bottom surface of the base reinforcement plate along the sliding direction of the flange unit.

In addition, a sixth friction reducing member for reducing friction between the upper flange and the coupling hole of the upper rotary block when the rotary block unit is rotated may be provided on the outer circumferential surface of the upper flange.

In addition, in order to prevent the desk body from tipping over, a fall prevention leg provided in an extended form with one side coupled to the lower portion of the lower plate and the other side protruding from the rear surface of the desk body may be included.

The desk according to the present invention has an advantage in that the top plate can be easily and freely rotated or moved to the front and rear of the desk body, so that the layout can be changed and utilized in various ways according to the space used or the lifestyle of the user. In particular, by placing it around the bed and changing the position or direction of the top plate, there is an advantage that it can be used conveniently and variously according to the user's needs and behavioral characteristics, such as resting in bed, eating, reading, studying, or using a computer.

1 is a perspective view of a desk according to an embodiment of the present invention;
2 is an exploded perspective view of a desk according to an embodiment of the present invention;
3 is a partial side cross-sectional view of a desk according to an embodiment of the present invention;
4 is an enlarged view of 'A' portion of FIG. 3;
5 is an enlarged view of part 'B' of FIG. 3;
6 is a plan view of an upper flange and a lower flange according to an embodiment of the present invention;
7 is a bottom and side view of a base plate according to an embodiment of the present invention
8 is a bottom view of a base reinforcement plate according to an embodiment of the present invention;
9 is a bottom view of an upper rotation block and a plan view of a lower rotation block according to an embodiment of the present invention;
10 is a plan and side view of a fixed rail guide according to an embodiment of the present invention;
11 is a side view of a desk illustrating a coupling form of a fall prevention leg;
12 is an exemplary view showing a shape in which a position or direction of a top plate of a desk is changed according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily implement the present invention. This invention may be embodied in many different forms and is not limited to the embodiments set forth herein. In order to clearly describe the present invention, parts irrelevant to the description are omitted, and the same reference numerals are given to the same or similar components throughout the specification.

First, FIGS. 1 and 2 are a perspective view and an exploded perspective view of a desk according to an embodiment of the present invention, respectively. A desk 100 according to the present invention is composed of a desk body 1 and a desk top plate 2 having a predetermined length coupled thereto and having a substantially rectangular shape. The desk body 1 and the desk top plate 2 may be made of materials such as hardwood or MDF.

The desk body 1 is formed by combining a pair of side plates 10 and a back plate 12 spaced apart at a predetermined interval to form a space therein. In the inner space, the upper plate 14, the middle plate 15, and the lower plate 16 arranged horizontally between the pair of side plates 10 are vertically spaced from each other to form a shelf capable of storing books or articles. connected in sequence from top to bottom. A shelf partition 18 may be coupled between the upper plate 14 and the middle plate 15 and between the middle plate 15 and the lower plate 16 to partition and support the shelf, respectively.

At both ends of the upper plate 14 in the width direction, a pair of metal fixing rails 141 having a cross section in the longitudinal direction approximately bent in a 'c' shape are coupled and fixed. That is, both ends of the upper plate 14 in the width direction are inserted into the 'c' shaped groove of the fixed rail 141 and fixed. The fixed rail 141 and the top plate 14 may be coupled and fixed by various known methods, and a fastening means such as a screw may be used or may be fixed by a method such as bonding or interference fit.

The desk top plate 2 is coupled to the top plate 14 of the desk body 1 via a coupling unit 3. By means of the coupling unit 3, the desk top plate 2 can not only rotate on the desk body 1, but also freely move in the front, rear, left and right directions of the desk body 2.

The coupling unit 3 is composed of a flange unit 30 and a rotary block unit 34 rotatably coupled thereto.

Figure 6 is a plan view of the upper flange 301 and lower flange 302 according to an embodiment of the present invention, Figure 7 is a bottom and side view of the base plate 303 according to an embodiment of the present invention, Figure 8 is this A bottom view of the base reinforcing plate 304 according to an embodiment of the present invention, Figure 9 is a bottom view of the upper rotation block 342 and a plan view of the lower rotation block 344 according to an embodiment of the present invention.

The flange unit 30 includes a disk-shaped upper flange 301 and a disk-shaped lower flange 302 having a relatively smaller diameter than the upper flange 301. A metal base plate 303 bent to form a guide groove 3031 and a base reinforcing plate 304 coupled to the lower portion of the base plate 303 are sequentially stacked from top to bottom and fixedly coupled together.

A plurality of flange unit fastening holes 3012, 3022, 3034, 3044 are formed in the upper flange 301, the lower flange 302, the base plate 303, and the base reinforcing plate 304 to be integrally fixedly coupled, respectively. It can be coupled using known fastening means such as screws, bolts and nuts.

The upper flange 301, the lower flange 302, and the base reinforcing plate 304 may be made of a material such as solid wood or MDF. The base reinforcing plate 304 is formed in approximately the same size as the base plate 303, and one end is inserted into the guide groove 3031 of the base plate 303. At the bent end of the guide groove 3031, a plurality of second gap adjusting tap holes 3036 serving as female screws (nuts) penetrate through a tap operation when the second gap adjusting bolt 38, which will be described later, is coupled. is formed

The rotation block unit 34 includes a plate-shaped upper rotation block 342 in which a circular coupling hole 3421 into which the upper flange 301 is rotatably inserted is formed in the center, and the lower flange 302 is rotatably inserted. The plate-shaped lower rotation block 344 having a circular coupling hole 3441 formed in the center is stacked up and down and fixedly coupled integrally.

A plurality of block coupling holes 3423 and 3443 for integrally fixed coupling are formed in the upper rotation block 342 and the lower rotation block 344, and can be coupled using known fastening means such as screws, bolts, and nuts. there is. The upper rotation block 342 and the lower rotation block 344 may be made of a material such as solid wood or MDF.

The diameters of the coupling hole 3421 of the upper rotary block 342 and the coupling hole 3441 of the lower rotary block 344 are formed to a size corresponding to the diameters of the upper flange 301 and the lower flange 302, respectively.

Since the diameter of the upper flange 301 is relatively larger than the diameter of the coupling hole 3441 of the lower rotation block 344, when the flange unit 30 and the rotation block unit 34 are combined to form the coupling unit 3 , The rotary block unit 34 has a structure that does not escape to the upper side of the flange unit 30.

Under the desk top plate 2, a pair of top rails 21 spaced apart from each other, into which side surfaces of the rotary block unit 34 can be inserted and slid, are coupled along the longitudinal direction and provided. The upper plate rail 21 has a cross section in the longitudinal direction of a substantially 'c' shape, and is coupled and fixed to the lower part of the desk top plate 2 by a known fastening means such as a screw.

In addition, a stopper 22 is provided at the bottom of one side of the desk top plate 2 in the longitudinal direction to prevent separation from the upper plate rail 21 when the rotation block unit 34 slides. At the bottom of the other side of the desk top 2 in the longitudinal direction, a top leg 23 is coupled and provided to stably support the desk top 2 when the desk top 2 rotates or moves back and forth, left and right. Wheels 233 may be coupled to a portion of the upper leg 23 in contact with the ground for convenient rotation or movement. However, the shape of the upper leg 23 is not limited to the shape illustrated in the drawings and may be provided in various modified shapes.

A fixed rail guide 310 for supporting and guiding one of the pair of fixed rails 141 is coupled to the lower portion of the base reinforcing plate 304 . 10 illustrates one form of a fixed rail guide 310 according to the present invention. As shown in the example of FIG. 10, the fixed rail guide 310 forms a fixing hole 3102 for fastening to the lower part of the base reinforcing plate 304 on one side of the flat metal plate, and the other side is bent downward and then bent. The fixed rail support part 3104 is formed by bending the end in the opposite direction to form a chin. A plurality of second gap adjusting tap holes 3106 serving as female screws (nuts) pass through the bent end of the fixed rail support 3104 through a tap operation when a second gap adjusting bolt 38 to be described later is coupled thereto is formed by

The fixed rail 141 is inserted into the guide groove 3031 of the base plate 303 and the fixed rail guide 310, respectively. The fixed rail ( 141) is prevented.

3 is a partial side cross-sectional view of a desk 100 according to an embodiment of the present invention, FIG. 4 is an enlarged view of 'A' portion of FIG. 3, and FIG. 5 is an enlarged view of 'B' portion of FIG.

Knob insertion holes 3032 and 3042 penetrating the base plate 303 and the base reinforcing plate 304 are respectively formed at the same positions. In the knob insertion holes 3032 and 3042, an anti-rotation knob 32 capable of preventing and fixing the rotation of the rotation block unit 34 is inserted and coupled from the bottom of the base reinforcing plate 304. The user may fix the position of the desk top plate 2 by rotating the desk top plate 2 in a desired direction and then tightening the anti-rotation knob 32 to prevent the rotation block unit 34 from further rotating. When the desk top plate 2 is to be rotated again, the anti-rotation knob 32 can be unscrewed to release the fixation of the rotation block unit 34 .

A first gap for finely adjusting the gap between the rotary block unit 34 and the upper rail 21 to enable precise linear motion when the rotary block unit 34 is inserted into the upper rail 21 and slid. The adjustment bolt 36 may be coupled to the lower portion of the upper rotation block 342 . To this end, first gap adjusting tap holes 3422 to which the first gap adjusting bolts 36 can be coupled are formed at lower corners of the upper rotation block 342 (see FIG. 9 ).

In addition, the gap between the fixed rail 141, the guide groove 3031 and the fixed rail guide 310 is finely spaced to enable precise linear motion when the flange unit 30 slides along the longitudinal direction of the upper plate 14. The second gap adjusting bolt 38 for adjusting the gap is coupled from the bottom to the top plate 14 through the second gap adjusting tap holes 3036 and 3106 formed in the guide groove 3031 and the fixed rail guide 310, respectively. can

A first friction reducing member 40 and a second friction reducing member 45 for reducing friction between the upper plate rail 21 and the rotary block unit 34 when the rotary block unit 34 slides on the upper plate rail 21 ) may be provided on the upper and side surfaces of the rotary block unit 34, respectively.

As shown in the example of FIG. 2 , the first friction reducing member 40 may be formed in a thin strip shape, and a pair of the first friction reducing member 40 may be fixed to the upper surface of the rotary block unit 34 along the sliding direction of the rotary block unit 34 . However, the form is not limited to the example of the drawing.

The second friction reducing member 45 may be provided in plurality on the side surface of the rotary block unit 34 in contact with the upper rail 21 . The second friction reducing member 45 may be formed in a shape bent at approximately 90 degrees so as to come into contact with the side end and the lower portion of the rotary block unit 34, but the shape is not limited to the example in the drawings.

On the other hand, in the present invention, the composition expressed by the term 'friction reducing member' means a synthetic resin having a solid lubrication function to lower the frictional force during contact. For example, various types of synthetic resins with high impact resistance and low friction coefficient, such as Teflon or polyoxymethylene (POM), which reduce frictional force, may be included.

When the rotary block unit 34 rotates, a third friction reducing member 50 for reducing friction between the lower rotary block 344 and the base plate 303 is provided between the lower surface of the lower rotary block 344 and the base plate 303. ) may be provided between the upper surfaces of the The third friction reducing member 50 is exemplified as four pieces forming an approximate triangular shape so as to cover the lower corner of the lower surface of the lower rotating block 344 without interfering with the lower flange 302 in FIG. 2, but its shape and The number is not limited to the examples in the drawings.

A plurality of fourth friction reduction for reducing friction between the fixed rail 141 and the guide groove 3031 and the fixed rail guide 310 when the flange unit 30 slides along the longitudinal direction of the upper plate 14 The member 55 may be provided in the guide groove 3031 and the fixed rail guide 310 . The fourth friction reducing member 55 may be formed in a shape bent at approximately 90 degrees to contact the side and bottom of the fixed rail 141, but the shape is not limited to the example in the drawings.

On the other hand, when the second gap adjusting bolt 38 passes through the guide groove 3031 and the fixed rail guide 310 and is coupled from the bottom to the top plate 14, the fourth friction reducing member 55 is the top plate (14) and the second gap adjusting bolt 38 may be coupled in the form of being interposed between. In this case, since the fourth friction reducing member 55 made of synthetic resin can act as a buffer, the gap between the fixed rail 141, the guide groove 3031 and the fixed rail guide 310 can be adjusted smoothly and finely.

A fifth friction reducing member 60 may be provided on the bottom surface of the base reinforcement plate 304 to reduce friction between the bottom surface of the base reinforcement plate 304 and the fixed rail 141 . As shown in the drawing, the fifth friction reducing member 60 may be formed in a thin strip shape and fixed to the bottom surface of the base reinforcement plate 304 along the sliding direction of the flange unit 30 . However, the form is not limited to the example of the drawing.

When the rotary block unit 34 rotates, a sixth friction reducing member 65 for reducing friction between the upper flange 301 and the coupling hole 3421 of the upper rotary block 342 is provided on the upper flange 301. It may be provided on the outer circumferential surface. As illustrated in FIGS. 2 and 6, a sixth friction reducing member coupling groove 3014 cut inwardly is formed on the outer circumferential surface of the upper flange 301 to correspond to the sixth friction reducing member coupling groove 3014. A part of the sixth friction reducing member 65 having a circular band shape may be bent toward the center so that the upper flange 301 and the sixth friction reducing member 65 can be stably coupled.

In order to reduce the friction with the flange unit 30 when the rotary block unit 34 rotates so that the rotation is smoothly performed, as illustrated in FIG. 4, the upper flange 301 and the lower rotary block 344 A seventh friction reducing member 70 may be provided on the contact surface of the .

In addition, in order to prevent the desk 100 from losing its center of gravity and tipping over when the desk top plate 2 rotates or slides and protrudes outward from the desk body 1, the desk body 1 has a fall prevention leg 17. ) may be provided. 11 is a side view of the desk 100 illustrating the coupling form of the fall prevention leg 17. As illustrated, the fall prevention leg 17 may have one side coupled to the lower portion of the lower plate 16 and the other side protruding from the rear surface of the desk body 1 to be provided in an elongated form. Its form or coupling position is not limited to the illustration in the drawings.

On the other hand, when the desk body 1 is arranged side by side with the bed in the longitudinal direction (for example, when the rear surface of the desk body 1 is placed in contact with the side of the bed), the fall prevention leg 17 is provided on the bed. Since it can be inserted at the bottom and does not protrude to the outside, it does not occupy a separate space or cause user inconvenience.

A deflection prevention block 90 may be provided on the upper surface of the guide groove 3031 of the base plate 303 (see FIG. 3). The anti-sagging block 90 serves to prevent the desk top plate 2 from drooping downward excessively when the desk top plate 2 protrudes from the rear surface of the desk body 1 . The sagging prevention block 90 is preferably formed of a material having elasticity, but the material is not limited thereto.

12 illustrates forms ((a), (b), (c), (d)) in which the position or direction of the top plate of the desk is variously changed. As an example, the user can use the desk according to the present invention conveniently and variously by changing the position or direction of the desk top plate according to the user's space, lifestyle, or needs.

In the above, although several embodiments of the present invention have been shown and described, it will be appreciated that those skilled in the art may modify the embodiments without departing from the spirit or spirit of the present invention. There will be. Therefore, the scope of the present invention is not limited to the described embodiments, and various modifications and variations can be made without departing from the spirit and scope of the present invention, and it should be said that such modifications or variations fall within the scope of the present invention. .

1: desk body
10: side plate 12: back plate
14: top plate 141: fixed rail
15: middle plate 16: lower plate
17: fall prevention bridge
2: desk top
21: top rail 22: stopper
23: top leg
3: coupling unit
30: flange unit
301: upper flange 302: lower flange
303: base plate 3031: guide groove
304: base reinforcement plate 3031, 3041: knob insertion hole
310: fixed rail guide
32: anti-rotation knob 34: rotation block unit
342: upper rotation block 344: lower rotation block
3421, 3441 bonding hole
36: first gap adjusting bolt 38: second gap adjusting bolt
40: first friction reducing member 45: second friction reducing member
50: third friction reducing member 55: fourth friction reducing member
60: fifth friction reducing member 65: sixth friction reducing member
70: seventh friction reducing member 90: sagging prevention block
100: desk

Claims (10)

An upper plate, a middle plate, and a lower plate are spaced apart from each other in order to form a shelf capable of storing books or articles in an inner space formed by combining a pair of side plates and a back plate, and the upper plate A desk body in which a pair of metal fixing rails are coupled at both ends in the width direction and the cross section in the longitudinal direction is bent in a 'c'shape; and
A desk top plate rotatably and movably coupled to the top plate by a coupling unit;
The coupling unit includes a flange unit and a rotary block unit rotatably coupled to the flange unit,
The flange unit includes a disk-shaped upper flange, a disk-shaped lower flange having a relatively smaller diameter than the upper flange, a metal base plate having one end bent downward in a 'c' shape to form a guide groove, and the base plate. The base reinforcing plate coupled to the lower part of the plate is stacked in order and fixedly coupled integrally,
The rotation block unit is integrally fixed by stacking a plate-shaped upper rotation block having a circular coupling hole formed in the center into which the upper flange is inserted, and a plate-shaped lower rotation block having a circular coupling hole formed in the center into which the lower flange is inserted. made by combining
At the bottom of the desk top plate, a pair of upper plate rails, into which side surfaces of the rotary block unit can be inserted and slid, are coupled along the longitudinal direction and provided.
A fixed rail guide for supporting and guiding one of the fixed rails is coupled to the lower portion of the base reinforcing plate, and the fixed rail is inserted into the guide groove and the fixed rail guide, respectively, so that the flange unit is moved in the longitudinal direction of the upper plate. A desk with a top plate capable of rotation and left and right movement, characterized in that it can be slid along. The method of claim 1,
Knob insertion holes penetrating vertically are formed at the same positions in the base plate and the base reinforcing plate, and an anti-rotation knob capable of preventing and fixing rotation of the rotation block unit is formed in the knob insertion hole at the lower part of the base reinforcing plate. A desk with a top plate capable of rotation and left and right movement, characterized in that inserted and coupled from. The method of claim 1,
A first gap adjusting bolt for finely adjusting the gap between the rotary block unit and the upper plate rail is coupled to the lower part of the upper rotary block so that precise linear motion is possible when the rotary block unit is inserted into the upper plate rail and slid A desk equipped with a top plate capable of rotation and left and right movement, characterized in that being. The method of claim 1,
A second gap adjusting bolt for finely adjusting the gap between the fixed rail and the guide groove and the fixed rail guide to enable precise linear motion when the flange unit slides along the longitudinal direction of the upper plate, respectively, the guide groove and a desk having a top plate capable of rotating and moving back and forth, left and right, characterized in that coupled to the top plate from the bottom through a fixed rail guide. The method of claim 1,
Rotation, characterized in that a stopper for preventing the rotation block unit from being separated from the top rail when sliding is provided on one side of the lower part of the desk top plate, and a top leg for supporting the desk top plate is provided on the other side. A desk equipped with a top plate that can be moved back and forth and left and right. The method of claim 1,
A first friction reducing member provided on an upper surface of the rotary block unit along the sliding direction of the rotary block unit to reduce friction between the upper plate rail and the rotary block unit when the rotary block unit slides on the upper plate rail, and A desk with a top plate capable of rotating and moving back and forth, left and right, characterized in that it includes a second friction reducing member provided on a side surface of the rotation block unit in contact with the top plate rail. The method of claim 1,
When the rotary block unit rotates, a third friction reducing member for reducing friction between the lower rotary block and the base plate is provided between the lower surface of the lower rotary block and the upper surface of the base plate. Rotation and A desk equipped with a top plate that can be moved back and forth and left and right. The method of claim 1,
A fourth friction reducing member for reducing friction between the fixed rail, the guide groove and the fixed rail guide when the flange unit slides along the longitudinal direction of the upper plate is provided on the guide groove and the fixed rail guide,
A fifth friction reducing member for reducing friction between the bottom surface of the base reinforcement plate and the fixed rail is provided on the bottom surface of the base reinforcement plate along the sliding direction of the flange unit. A desk equipped with. The method of claim 1,
When the rotary block unit is rotated, a sixth friction reducing member for reducing friction between the upper flange and the coupling hole of the upper rotary block is provided on the outer circumferential surface of the upper flange. A desk with a top. The method of claim 1,
In order to prevent the desk body from overturning, one side is coupled to the lower part of the lower plate and the other side protrudes from the rear surface of the desk body and includes a fall prevention leg provided in an extended form. A desk equipped with a top plate that can be moved left and right.

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