KR101272310B1 - Angle adjustable device of upper board for table - Google Patents

Angle adjustable device of upper board for table Download PDF

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Publication number
KR101272310B1
KR101272310B1 KR1020130007045A KR20130007045A KR101272310B1 KR 101272310 B1 KR101272310 B1 KR 101272310B1 KR 1020130007045 A KR1020130007045 A KR 1020130007045A KR 20130007045 A KR20130007045 A KR 20130007045A KR 101272310 B1 KR101272310 B1 KR 101272310B1
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South Korea
Prior art keywords
support
pieces
top plate
angle
operating
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KR1020130007045A
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Korean (ko)
Inventor
김병우
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주식회사 이노프
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Publication of KR101272310B1 publication Critical patent/KR101272310B1/en

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B13/00—Details of tables or desks
    • A47B13/08—Table tops; Rims therefor
    • A47B13/081—Movable, extending, sliding table tops
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B3/00—Folding or stowable tables
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2200/00—General construction of tables or desks
    • A47B2200/0035—Tables or desks with features relating to adjustability or folding
    • A47B2200/004—Top adjustment
    • A47B2200/0043—Inclination adjustable work top

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  • Tables And Desks Characterized By Structural Shape (AREA)

Abstract

PURPOSE: An angle controller for the upper board of a table is provided to fold and unfold the upper board of a table simply by controlling the angle of the upper board even when pressuring either a left operating unit or a right operating unit on the upper board. CONSTITUTION: An angle controller for the upper board of a table comprises: a pair of upper board-support stands fixed on the bottom surface of the upper board of the table; a supporting frame equipped with a rotation supporting unit(410), a third hinge hole, and a bridge connecting unit(420); and an operating unit which folds and unfolds the upper board depending on whether a jamming protrusion hangs on a hanging protrusion of the third hinge hole. The pair of upper board-support comprises: first and second supporting pieces(340) formed separately each other; and first and second hinge holes penetrated to the first and second supporting pieces, and formed in a direction which more than one sliding grooves correspond to each other. The rotation supporting unit is inserted between the first and second supporting pieces. The third hinge hole is penetrated to the rotation supporting unit. The bridge connecting unit is extended from the rotation supporting unit. The operating unit is equipped with a rotary shaft(510) connected between first and second operating pieces(520,530), an elastic member(550) installed on at least one between the first and second supporting pieces, and the jamming protrusion protruded from the rotary shaft. The rotary shaft is movably inserted into the first or third hinge hole when the rotation supporting unit is inserted between the first and second pieces. The rotary shaft is fixed by a connecting member between the first and second pieces.

Description

ANGLE ADJUSTABLE DEVICE OF UPPER BOARD FOR TABLE

The present invention relates to an angle adjusting device for a table top plate, and more particularly, to an angle adjusting device for a table top plate that can fold or unfold a table top plate at a constant angle.

In general, the table is usually two to four legs are erected vertically, the upper side of the legs consists of a structure fixedly coupled.

However, since the general table has a leg fixed to the top plate, when the size of the top plate is large, it takes up a lot of space for storage and it is difficult to carry.

As a solution to this problem, a folding table that can be configured to be folded in the direction crossing the table top with respect to the ground to significantly reduce the volume is used.

An example of an angle adjusting device for adjusting the angle of the top plate of the folding table is disclosed in Korean Patent Publication No. 1012973 (hereinafter referred to as 'prior art'), and a schematic configuration thereof is shown in FIGS. 1 and 2. Shown.

In the prior art of FIG. 1, the angle adjusting means 30 is installed on the left and right sides of the lower surface of the upper plate 10 so as to have an installation structure in the same direction, but the left angle adjusting means 30 is based on the direction shown in FIG. 1. Right and left angle adjusting means by pressurizing and operating the bolt 55 of the left angle adjusting means 30 by connecting the bolt (55) of the operating port 50 and the right angle adjusting means 30 to the connector (60) The rotary gear part 48 and the fixed gear part 56 of the 30 are configured to angle the upper plate by being separated from each other by being separated from each other.

However, the angle adjusting device as described above has a problem in that it is possible to adjust the angle only in the left direction based on the direction shown in one side, that is, not in both sides.

In addition, the prior art of Figure 2, by connecting one end of the wire 70 to the inner operating port 50 of the left and right angle adjustment means 30, the other end of the wire is connected to the grip handle 75 of the center front The grip gear 50 is operated to pull the operating tool 50 connected to the wire 70 inwardly so that the fixed gear part 56 is spaced apart from the rotary gear part 48 of the left and right angle adjusting means 30. 10) is configured to adjust the angle.

By the way, the conventional angle adjusting device as described above, the grip handle 50 is installed in the center front of the lower surface of the upper plate 10, there is a limitation in installing a drawer or the like on the lower surface of the table upper plate 10, the upper plate When storing or transporting a large number of folded tables, the wire 70 or the grip handle 75 may be damaged.

In addition, in the conventional angle adjusting device of FIGS. 1 and 2, since the angle adjustment is made by engaging (matching) the rotating gear portion 48 and the fixed gear portion 56 by a spring, for example, the elasticity of the spring is reduced or When the engagement between the rotary gear part 48 and the fixed gear part 56 is insufficient or broken during use, there is a problem in that the angle adjustment is difficult.

Republic of Korea Patent Publication No. 1012973 (2011.01.27)

The present invention has been made in order to solve the above problems, by operating the top plate of the table in both directions to adjust the angle of the top plate, the angle adjustment device of the table top plate of the structure that can maintain durability even in long-term use To provide.

In order to achieve the above object, the angle adjusting device of the table top plate according to the present invention, the first and second support pieces formed to be spaced apart from each other, the first and second hinge holes formed to penetrate the first and second support pieces A pair of top plate supports fixed to a bottom surface of the table top plate; A rotation support portion inserted between the first and second support pieces of the upper plate support, a third hinge hole formed to penetrate the rotation support portion, and having a plurality of locking jaws protruding in the circumferential direction on the inner circumferential surface thereof, and the rotation support portion A support frame having a leg coupling portion extending from and connected to a leg supporting the table top plate; And a rotating shaft movably inserted into the first to third hinge holes when the rotary support is inserted between the first and second support pieces of the upper plate support, and a locking protrusion formed to protrude from the rotating shaft, wherein the locking protrusion is formed in a third direction. Actuating means for controlling the folding and unfolding operation of the table top plate in accordance with the latching jaw or the release of the hinge hole; including, but the operating means installed on at least one of the top plate support of the pair of the top plate support is elastically operated And, the pair of the operating means is connected to the connection bar is characterized in that the operating means of the other side can be adjusted through the connection bar to adjust the angle of the table top plate when pressing or releasing the operating means of any one side do.

In addition, the angle adjusting device of the table top plate according to the present invention is formed in a direction in which one or more sliding grooves coincide with each other in the first and second hinge holes, the locking projection of the rotary shaft of the operating means is movable along the sliding groove The rotating shaft is coupled between the first and second operating pieces fixed by the fastening member with the first and second support pieces interposed therebetween from the outside of the first and second support pieces to each other. At least one of the opposing first and second support pieces is characterized in that the elastic member is interposed.

Here, the width of the locking projections is preferably smaller than the interval between the first and second support pieces.

In addition, the angle adjusting device of the table top plate according to the present invention, the first and second operating pieces are inserted into the grooves formed in the first and second support pieces opposed thereto, when the first and second operating pieces and the rotating shaft are coupled An elastic member is interposed between the first and second operating pieces and the groove of the first and second support pieces, and the end of the first and second operating pieces is the width of the locking jaw from the groove of the first and second support pieces by the elastic member. It is characterized by being spaced elastically above.

In addition, the angle adjusting device of the table top plate according to the present invention, the first and second coupling parts are formed to protrude in a direction opposite to each other, the first and second coupling parts, the first and second coupling parts Sliding protrusions are formed to move along the sliding groove of the hinge hole, the rotating shaft is detachably coupled to the end of the first and second coupling parts, the locking projection and the sliding protrusion of the rotating shaft is aligned in the same direction as each other, the locking Characterized by having a separation distance greater than the width of the jaw.

In addition, the angle adjusting device of the table top plate according to the present invention, the first and second coupling parts are formed to protrude in a direction facing each other on the first, second operating piece, the rotating shaft is removable at the end of the first and second coupling parts It is coupled to, but the rotating shaft is formed with a pair of sliding projections in the direction corresponding to the locking projections interposed between the locking projections, characterized in that the locking projections and the sliding projections have a separation distance greater than the width of the locking projections.

In addition, the angle adjusting device of the table top plate according to the present invention, the angle adjusting pin is inserted into and fixed to at least one pin fixing hole formed on the outside of the third hinge hole in the rotation support of the support frame, the first and second support The angle adjusting pin is inserted outside the first and second hinge holes and an arc-shaped angle adjusting groove is formed to guide and limit the movement of the angle adjusting pin when the angle of the upper plate support is changed with respect to the supporting frame. It is done.

And the angle adjusting device of the table top plate according to the present invention, the angle adjusting pin is inserted and fixed to at least one pin fixing hole formed outside the first and second hinge holes of the first and second support pieces, the rotation of the support frame The support portion is characterized in that the angle adjustment pin is inserted into the outer side of the third hinge hole and an arc-shaped angle adjustment groove is formed to guide and limit the movement of the angle adjustment pin when the angle of the upper plate support relative to the support frame is changed. do.

According to the angle adjusting device of the table top plate of the present invention having the above-described configuration, it is possible to adjust the angle of the table top plate even if any one of the operating means (first, second operating piece) on the left or right side of the table top plate is pressed. The table top can be easily and easily folded or unfolded.

In addition, according to the angle adjusting device of the table top plate of the present invention, the locking projection of the rotary shaft is caught on the locking jaw of the support frame or released to adjust the angle, and also the angle adjustment is limited by the angle adjusting pin and the angle adjusting groove. Not only does it reliably perform, but it also has a durable effect.

1 and 2 is a configuration diagram showing an angle adjusting device of the table top plate according to the prior art.
3 (a) and 3 (b) are perspective views showing a table according to the present invention, and FIG. 3 (a) shows an unfolded state of the top plate, and FIG. 3 (b) is a perspective view showing a folded state of the top plate.
Figure 4 is an exploded perspective view showing an angle adjusting device of the table top plate according to the first embodiment of the present invention.
5 (a) and 5 (b) is an operation diagram showing the operating state of the upper plate support for the support frame according to the first embodiment of the present invention.
6 and 7 are cross-sectional views taken along the line 'A-A' of FIG. 5 (a), and FIG. 6 is a view showing a state where the top plate is restrained, and FIG. 7 is a view showing a state where the top plate is released.
8 is an exploded perspective view showing an angle adjusting device of the table top plate according to a second embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to FIGS. 3 to 9.

3 to 4, the table according to the present invention includes a plate-shaped upper plate 100, a plurality of legs 200 installed below the upper plate 100, and a lower surface of the upper plate 100. A pair of top plate supports 300 fixed to both sides, a support frame 400 hinged to the top plate support 300 and connected to the leg 200, and a pair of the top plate support 300 It is installed on includes an operating means 500 for controlling the folding and unfolding operation of the top plate (100).

Such a table is used in a state in which the top plate 100 is parallel with the ground when in use, and when operating or storing the top plate support 300 by operating the operation means 500. It can be rotated with respect to and folded at an angle.

 The upper plate support 300 is formed integrally with the upper plate support part 310 for supporting the upper plate 100 and the lower plate support part 310 to be formed with the support frame 400 interposed therebetween, A frame support 320 is hinged by the actuating means 500 together with the support frame 400.

The frame support part 320 is formed to be spaced apart from each other, the first support piece 340 and the second support piece 350 having grooves 341 and 351, respectively, are formed, the first support piece 340 and the second Between the support pieces 350 is formed a concave coupling groove 330 is inserted into the support frame 400 is coupled.

Here, the first hinge hole 342 and the second hinge hole 352 pass through the center of the groove 341 of the first support piece 340 and the groove 351 of the second support piece 350. Formed.

The support frame 400 is inserted between the first support piece 340 and the second support piece 350 of the upper plate support 300 to the first hinge hole 342 of the first support piece 340 and A rotation support part 410 having a third hinge hole 411 hinged to the second hinge hole 352 of the second support piece 350 is formed, extends from the rotation support part 410, and the top plate 100. Leg coupling portion 420 is connected to the leg 200 for supporting.

In this case, a plurality of locking jaws 412 are protruded from the inner circumferential surface of the third hinge hole 411 of the rotation support part 410 at regular intervals along the circumferential direction thereof.

The actuating means 500 is inserted into the first to third hinge holes 342, 352, 411 when the rotary support part 410 is inserted between the first support piece 340 and the second support piece 350. It has a rotating shaft 510 and a locking projection 511 formed to protrude from the rotating shaft 510, the locking projection 511 is caught or released by the locking jaw 412 of the third hinge hole 411 As a result, the folding and unfolding operation of the upper plate 100 is controlled (see FIGS. 6 and 7).

Here, one or more sliding grooves 342a and 352a are formed in the first hinge hole 342 and the second hinge hole 352 so as to coincide with each other, and an obstacle of the rotation shaft 510 of the operating means 500. The machine 511 is movable along the sliding grooves 342a and 352a, and the rotation shaft 510 is formed on the first support piece from the outside of the first support piece 340 and the second support piece 350 facing each other. 340 is coupled between the first operating piece 520 and the second operating piece 530 fixed by the fastening member 540 with the second support piece 350 therebetween, and the first operating piece 520. And at least one of the second operation piece 530 and the first support piece 340 and the second support piece 350 facing the elastic member 550 is interposed therebetween. Is preferably interposed between both the first operating piece 520 and the second operating piece 530 and the first support piece 340 and the second support piece 350 opposite thereto.

In addition, it is preferable to form two sliding grooves 342a and 352a of the first hinge hole 342 and the second hinge hole 352 to face each other.

Here, the width of the locking projection 511 is preferably formed smaller than the interval between the first support piece 340 and the second support piece 350, the first operation piece 520 and the second operation An end of the piece 530 is elastically spaced apart from the grooves 341 and 351 of the first support piece 340 and the second support piece 350 by the elastic member 550 beyond the width of the locking step 412. It is preferably formed.

The first operating piece 520, the rotating shaft 510, and the second operating piece 530 configured as described above are integrally fixed by fastening members 540 such as bolts.

Here, the first operating piece 520 and the second operating piece 530 is inserted into the grooves 341 and 351 formed in the first support piece 340 and the second support piece 350 facing the first hinge piece 520. The rotating shaft 510 slides along the ball 342 and the second hinge hole 352 in left and right directions, and one side is formed in a shielded cylindrical shape.

In particular, the first coupling part 520 and the second coupling piece 530 are formed to protrude from the first coupling portion 521 and the second coupling portion 531 in a direction facing each other, the first coupling portion The sliding protrusions 521a and 531a which are movable along the sliding grooves 342a and 352a of the first hinge hole 342 and the second hinge hole 352 are formed in the 521 and the second coupling part 531. The rotation shaft 510 is detachably coupled to ends of the first coupling part 521 and the second coupling part 531.

In addition, the sliding protrusions 521a and 531a of the first operating piece 520 and the second operating piece 530 are aligned in a direction coincident with the locking protrusion 511 of the rotating shaft 510, and the locking protrusion 511 and the sliding protrusions 521a and 531a have a separation distance greater than the width of the locking step 412 of the rotation support part 410, respectively.

Meanwhile, at least one pin fixing hole 413 is formed at the outer side of the third hinge hole 411 in the rotation support part 410 of the support frame 400 so that the angle adjusting pin 560 is inserted and fixed. The angle adjusting pin 560 is inserted into the outer side of the first hinge hole 342 of the first support piece 340 and the second hinge hole 352 of the second support piece 350 to the support frame 400. An arc-shaped angle adjusting groove 353 is formed to guide and limit the movement of the angle adjusting pin 560 when the angle of the upper plate support 300 is changed.

Therefore, as the upper plate support 300 rotates, the angle of the upper plate support 300 is set as the angle of the angle adjusting pin 560 is restricted in movement in the angle adjusting groove 353.

That is, as shown in Figs. 5 (a) and 5 (b), the upper plate in the process of moving from the one end of the angle adjusting groove 353 to the other end while the angle adjusting pin 560 is rotated The support 300 is rotated by the length of the arc of the angle adjusting groove 353 with respect to the support frame 400.

In addition, the positions of the pin fixing hole 413 and the angle adjustment groove 353 may be different from those described above, for example, the first hinge hole 342 and the second support piece 350 of the first support piece 340. At least one pin fixing hole 413 is formed outside the second hinge hole 352 so that the angle adjusting pin 560 is inserted and fixed, and the rotating support part 410 of the support frame 400 is formed. The angle adjusting pin 560 is inserted outside the hinge hole 411 and guides and restricts the movement of the angle adjusting pin 560 when the angle of the upper support 300 is changed with respect to the supporting frame 400. An arc-shaped angle adjusting groove 353 may be formed.

On the other hand, according to the table according to the present invention, the first operating piece 520 and the second operating piece 530 which are installed on the left and right both sides of the upper plate support 300 on one side is the left and right sides of the upper plate support 300 on the other side. The first operating piece 520 and the second operating piece 530 installed on both sides is made to have a mounting structure symmetrical with each other, the operating means 500 located on the left and right sides of the upper plate 100 can be interlocked with each other at the same time. The connection bar 600 is connected between each second operation piece 530 to be able to.

Therefore, when the user presses or releases the pressure of the first operating piece 520 of the operating means 500 of any one side by the connecting bar 600, the other means of the operating means 500 on the other side at the same time The angle of the table top plate 100 can be adjusted.

As described above, according to a preferred embodiment of the present invention, since it can be easily manipulated by alternately pressing on both outer sides of the operation means 500 based on the connection bar 600, the top plate 100 can be easily folded and unfolded. do.

At this time, it is preferable that the second operation piece 530 to which the connection bar 600 is coupled is provided with a fixing groove 532 to fix the connection bar 600.

On the other hand, the elastic member 550 is installed on at least one of the top plate support 300, preferably on both sides of the top plate support 300, both ends of the groove 341 and the first support piece 340 and Interposed on the inner side of the first operating piece 520, to provide an elastic force to the first operating piece (520).

At this time, the elastic force held by the elastic member 550 causes the first operating piece 520 to return to its original state when the pressure of the first operating piece 520 is released, thereby causing the locking jaw 412 of the rotation support part 410 to rest. The locking projection 511 of the rotary shaft 510 can be held in a locked state, and the operation means 500 located on the opposite side by the connecting bar 600 can simultaneously perform the same operation. (See FIGS. 6 and 7).

Of course, it is preferable that the elastic member 550 is additionally installed between the second support piece 350 and the second operation piece 530 to further improve the elastic restoring force of the operation means 500.

In addition, the first operating piece 520 of the operating means 500 is coupled to the outside, the fixing cap to form a variety of colors or patterns on the opposite side of the coupling surface to pursue the variety in terms of table design 570 is preferably provided.

Here, reference numeral 200 denotes a leg, 210 an auxiliary leg, 220 a caster, and 700 a blind plate.

It is preferable that a blind plate 700 is fixed between the leg 200 and the leg 200 to block a specific body part of a woman wearing a skirt from being exposed to the front of the desk.

Hereinafter, a second embodiment of the angle adjusting device of the table top plate according to the present invention will be described, the same reference numerals are used for the configuration having the same configuration and function as the first embodiment of the present invention and a detailed description thereof will be omitted. do.

8 is an exploded perspective view showing an angle adjusting device of the table top plate according to a second embodiment of the present invention.

According to the angle adjusting device of the table top plate according to the second embodiment of the present invention, the first engaging portion 520 and the second operating piece 530, the first coupling portion 521 and the second in a direction facing each other The coupling part 531 is formed to protrude, and the rotation shaft 510 is detachably coupled to the ends of the first coupling part 521 and the second coupling part 531.

In this case, a pair of sliding protrusions 521a 'and 531a' are formed in the rotation shaft 510 in a direction coinciding with the locking protrusion 511 ', and the locking protrusion 511' is formed therebetween. 511 ′ and the sliding protrusions 521 a ′ and 531 a ′ have a separation distance greater than the width of the locking step 412.

Here, the pair of sliding projections (521a ', 531a'), the first coupling part 521 and the second coupling of the first operating piece 520 and the second operating piece 530 in the above-described first embodiment Sliding protrusions (521a, 531a) formed on the outside of the portion 531 and only the position is different, the function is the same. That is, there is a difference in that the sliding protrusions 521a and 531a formed on the outer side of the first coupling part 521 and the second coupling part 531 of the first embodiment are integrally formed on the rotation shaft 510.

On the other hand, since the rotating shaft 510 disclosed in the second embodiment should be extended to the first support piece 340 and the second support piece 350 as well as the sliding protrusions 521a 'and 531a' are additionally installed. Naturally, the length is longer than that of the rotation shaft 510 in the first embodiment.

In addition, it is natural that the length of the first coupling part 521 and the second coupling part 531 disclosed in the second embodiment is relatively short.

Hereinafter, the operation of the angle adjusting device of the table top plate according to the present invention will be described with reference to the accompanying drawings.

6 and 7 are operation diagrams showing an operating state of folding the upper plate 100 of the table according to the first embodiment of the present invention. First, when the upper plate 100 of the table is unfolded and installed, the upper plate 100 rotates. This is kept in a restrained state.

That is, as shown in Figure 6, the upper plate support 300 is a locking projection (511) formed on the rotary support 410 of the support frame 400 is a locking projection 511 formed on the rotating shaft 510 of the operating means 500 ( 412 is held in a state in which it is impossible to rotate the top plate 100 in such a state.

In the restrained state of the upper plate 100, the user of the fixed cap 570 or the first operating piece of the operating means 500 located on any one of the operating means 500 located on the left and right of the upper plate 100 ( When the 520 is pressed, the rotating shaft 510 connected thereto is connected to the first and second hinge holes 342 and 352 of the upper plate support 300 and the rotating support 410 of the support frame 400. It moves to the left or right direction along the three hinge holes (411).

Therefore, when the locking protrusion 511 is out of the state bound by the locking projection 412 of the rotary support 410, the upper plate support 300 is in a rotatable state, so that the upper plate 100 can be adjusted to a desired angle. do.

At this time, while adjusting the angle of the upper plate 100, it is preferable to maintain the restraint state of the locking projection 511 and the locking step 412 by continuously maintaining the pressurized state of the fixing cap 570. .

In particular, the top plate 100 is limited by the angle adjustment pin 560 and the angle adjustment groove 353 its maximum rotation range by the arc length of the angle adjustment groove 353 (Fig. 5 (a) and Fig. 5 (b)).

In this state, when the user releases the pressing force of the fixed cap 570 or the first operating piece 520, the operating means 500 is restored to its original state by the elastic restoring force of the elastic member 550, and the rotating shaft 510 Since the locking protrusion 511 of the locking protrusion 511 is constrained to the locking jaw 412 of the rotation support part 410, the upper plate 100 can maintain the adjusted angle (see FIG. 3 (b)).

On the other hand, the process of bringing the top plate 100 back to the horizontal state from the folded state of the top plate 100 is carried out in the reverse order of the above-described process.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It should be understood that various modifications made by the person skilled in the art are also within the scope of protection of the present invention.

100: top 200: legs
300: upper plate support 310: upper plate support
320: frame support 340: first support piece
350: second support piece 400: support frame
410: rotation support 420: leg coupling
500: operating means 510: rotating shaft
520: first operation piece 530: second operation piece
550: elastic member 600: connecting bar

Claims (8)

A first and second support pieces spaced apart from each other, and first and second hinge holes formed to penetrate the first and second support pieces and formed in a direction in which one or more sliding grooves coincide with each other. A pair of top plate supports fixed;
A rotation support portion inserted between the first and second support pieces of the upper plate support, a third hinge hole formed to penetrate the rotation support portion, and having a plurality of locking jaws protruding in the circumferential direction on the inner circumferential surface thereof, and the rotation support portion A support frame having a leg coupling portion extending from and connected to a leg supporting the table top plate;
When the rotary support is inserted between the first and second support pieces of the upper plate support, the first and second support pieces are movably inserted into the first to third hinge holes, and the first and second support pieces are disposed on the outer sides of the first and second support pieces that face each other. A rotating shaft coupled between the first and second operating pieces fixed between the first and second operating pieces, the elastic member interposed between at least one of the first and second working pieces and the first and second supporting pieces opposite thereto; It is formed to protrude on the rotating shaft and provided with a locking projection movable along the sliding groove, the operating means for controlling the folding and unfolding operation of the table top plate as the locking projection is caught or released by the locking jaw of the third hinge hole; But
Actuating means installed on at least one of the top plate support of the pair of the top plate support is elastically operated,
The pair of the operating means is connected to the connecting bar when the pressing means or releasing the operating means of any one side of the operating means of the other side interlocked through the connection bar table, characterized in that to adjust the angle of the table top plate Angle adjustment device of the top plate.
delete The method of claim 1,
Width of the locking projection is the angle adjusting device of the table top, characterized in that less than the interval between the first and second support pieces.
The method of claim 1,
The first and second operation pieces are inserted into grooves formed in the first and second support pieces opposite thereto,
An elastic member is interposed between the grooves of the first and second operating pieces and the first and second supporting pieces when the first and second operating pieces are coupled to the rotary shaft.
An end portion of the first and second operating pieces is elastically spaced apart from the groove of the first and second support pieces by the elastic member more than the width of the locking jaw, the angle adjusting device of the table top.
The method according to claim 3 or 4,
The first and second operating pieces are formed to protrude first and second coupling portions in directions facing each other.
The first and second coupling parts are provided with sliding protrusions that can move along the sliding grooves of the first and second hinge holes.
Rotating shafts are detachably coupled to the ends of the first and second coupling parts, and the locking protrusions and the sliding protrusions of the rotating shafts are aligned in a direction coinciding with each other, and have a separation distance greater than the width of the locking jaw. Angle adjuster.
The method according to claim 3 or 4,
The first and second operating pieces are formed to protrude first and second coupling portions in directions facing each other.
Rotating shafts are detachably coupled to the ends of the first and second coupling parts, and a pair of sliding protrusions are formed on the rotating shafts with the locking protrusions interposed therebetween,
The locking projection and the sliding projection angle adjustment device of the table top plate, characterized in that having a separation distance greater than the width of the locking projection.
The method according to any one of claims 1, 3, and 4,
At least one pin fixing hole is formed at the outside of the third hinge hole in the rotation supporting part of the support frame to insert and fix the angle adjusting pin.
The angle adjustment pin is inserted outside the first and second hinge holes of the first and second support pieces, and an arc-shaped angle that guides and restricts the movement of the angle adjustment pin when the angle of the upper plate support with respect to the support frame is changed. Angle adjustment device of the table top plate, characterized in that the adjustment groove is formed.
The method according to any one of claims 1, 3, and 4,
At least one pin fixing hole is formed outside the first and second hinge holes of the first and second support pieces to insert and fix the angle adjusting pin.
The angle adjustment pin is inserted into the rotation support of the support frame to the outside of the third hinge hole and an arc-shaped angle adjustment groove for guiding and limiting the movement of the angle adjustment pin when the angle of the upper plate support with respect to the support frame is changed. Angle adjustment device of the table top, characterized in that formed.
KR1020130007045A 2012-10-17 2013-01-22 Angle adjustable device of upper board for table KR101272310B1 (en)

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KR1020120115431 2012-10-17
KR20120115431 2012-10-17

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106402113A (en) * 2016-07-15 2017-02-15 佛山钡特办公系统设备有限公司 Connecting system and supporting system used for folding office table
KR101752893B1 (en) 2017-02-17 2017-07-11 신기봉 Bed with table
KR102106741B1 (en) * 2019-11-28 2020-05-06 (주)동연디자인 Extended table frame structure and table having angle control means of leg and exchangable length of fixing bar
WO2020106130A1 (en) * 2018-11-23 2020-05-28 김성원 Multi-functional holder
KR20200061316A (en) * 2018-11-23 2020-06-02 김성원 Cradle with bottom plate
KR20210126946A (en) * 2020-04-13 2021-10-21 박용환 Table having reading desk for easy angle adjustment and operation
CN115029790A (en) * 2022-06-14 2022-09-09 安庆麦宝瑞生物科技有限公司 Flexible adjustable flat plate wire preparation device

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KR200446894Y1 (en) 2008-11-05 2009-12-08 서원호 Table top adjustable table

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106402113A (en) * 2016-07-15 2017-02-15 佛山钡特办公系统设备有限公司 Connecting system and supporting system used for folding office table
KR101752893B1 (en) 2017-02-17 2017-07-11 신기봉 Bed with table
KR102198056B1 (en) * 2018-11-23 2021-01-04 김성원 Cradle with assistant plate
WO2020106130A1 (en) * 2018-11-23 2020-05-28 김성원 Multi-functional holder
KR20200061316A (en) * 2018-11-23 2020-06-02 김성원 Cradle with bottom plate
KR20200061315A (en) * 2018-11-23 2020-06-02 김성원 Cradle with assistant plate
KR102198057B1 (en) * 2018-11-23 2021-01-04 김성원 Cradle with bottom plate
CN113226117A (en) * 2018-11-23 2021-08-06 金圣原 Multifunctional bracket
KR102106741B1 (en) * 2019-11-28 2020-05-06 (주)동연디자인 Extended table frame structure and table having angle control means of leg and exchangable length of fixing bar
KR20210126946A (en) * 2020-04-13 2021-10-21 박용환 Table having reading desk for easy angle adjustment and operation
KR102350856B1 (en) 2020-04-13 2022-01-12 박용환 Table having reading desk for easy angle adjustment and operation
CN115029790A (en) * 2022-06-14 2022-09-09 安庆麦宝瑞生物科技有限公司 Flexible adjustable flat plate wire preparation device
CN115029790B (en) * 2022-06-14 2023-10-13 安庆麦宝瑞生物科技有限公司 Dull and stereotyped silk preparation facilities that can nimble adjust

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