Table extensible

Abstract

Extendable Table. The present invention relates to an extendable table comprising: a table frame (1) and a tabletop, the tabletop comprising a movable plate and two panels (2). In the retracted state, the movable plate is located on the table frame (1) and is hidden beneath the panels (2). In the extended state, the two panels (2) are slid apart along the table frame (1) to form a gap at the midpoint, and the movable plate is removed from beneath the panels (2) and placed in the gap, so that the two panels (2) and the movable plate are joined to form the extended state. The present invention enables the extension and retraction of the tabletop. The structure is simple and portable. Figure to be published with the abstract: Figure 1

Description

Title of the invention: Extendable table technical field

[0001] The present invention relates to the technical field of tables, in particular an extendable table. TECHNICAL CONTEXT

[0002] A table is a commonly used piece of furniture, and its size requirements vary depending on its intended use. To obtain a table that accommodates these different use cases, tables with adjustable tabletop sizes are already available on the market; this adjustment is achieved by folding or extending the tabletop. The folding or extendable section forms a non-removable connection with the table via a drive or connecting mechanism. This not only results in a complex structure but also significant weight, which is particularly important for folding or extendable tables intended for outdoor use, as their portability is considerably reduced. CONTENTS OF THE INVENTION

[0003] The objective of the present invention is to design an extendable table in order to resolve the shortcomings of the aforementioned technology.

[0004] The present invention relates to an extendable table comprising: a table frame; a tabletop, said tabletop comprising a movable plate and two panels adapted to fit together, said two panels being connected by sliding back and forth to said table frame; said tabletop having a retracted state and an extended state; in the retracted state, said two panels being pressed against each other to form said tabletop, and said movable plate being located on said table frame and being hidden below said panels; in the extended state, said two panels being slid at a distance from each other along said table frame to form a space at the median position, and said movable plate being removed from below said panels and placed at the level of said space, so that said two panels and said movable plate are assembled to form said tabletop.

[0005] Preferably, said two panels are respectively connected to said table frame by a sliding mechanism.

[0006] Preferably, the sliding mechanism comprises a rail I fixed to the two inner side walls of the table frame, rail I is slidably connected to a rail II in the lengthwise direction, rail II is provided with steel balls, and the panel is provided with slides corresponding to rail II. in a one-to-one manner and forming a sliding connection, said rail I is provided with positioning wheels at its two ends, a steel wire is provided between said two positioning wheels and said steel wire forms a loop on said two positioning wheels, the two ends of said steel wire are fixed to said slide, so that said steel wire is driven by the sliding of said slide to move along said positioning wheels, while said positioning wheels are used as a stop position for the sliding of said rail II to a limit position, and a connection is formed between said slide, said rail II and said rail I.

[0007] Preferably, said table frame comprises a square frame intended to support said panel and several table legs connected to the peripheral sides of said square frame.

[0008] Preferably further, said table frame is provided with at least one support part located below said square frame, said at least one support part is connected between the opposite sides of said square frame, and said movable plate is placed directly above said at least one support part.

[0009] Preferably more, the number of said at least one support part is two, located and supported on either side of said movable plate, each support part being provided with a groove for the embedding of said movable plate.

[0010] Preferably more, said at least one support part is a support rod, the two ends of said support rod being removably fixed to the sides or bottom of said square frame by fixing parts.

[0011] Preferably more, said rail II is provided with notches at both ends to form a stop cooperation with said corresponding positioning wheel.

[0012] Preferably more, said rail I, said rail II and said slide are all of profile or plate structure, said rail I, said rail II and said slide are located at the level of the inner wall of said table frame, near said panel, and extend along the sliding direction of said panel.

[0013] Preferably, said movable plate is located directly below said space and is suitable for being manually accessible through said space.

[0014] The technical effect of the present invention is that the tabletop is composed of two panels and a movable plate; the two panels are connected by sliding to the table frame, and the movable plate is hidden beneath the tabletop. When the two panels slide relative to each other until they butt against each other, the tabletop is composed of two panels; this is a retracted state. When the two panels move in the opposite direction, a gap is formed at the midpoint between the two panels, and the movable plate can be withdrawn from the tabletop from beneath the tabletop through this gap. and be placed between the two panels, so that the two panels and the movable plate together form the tabletop. This is the extended state; the movable plate is placed on two support parts connected below the table frame, allowing the tabletop to be extended and retracted. The overall structure is simple, portable, and particularly suitable for outdoor use. DESCRIPTION OF THE FIGURES

[0015] [Fig.l] is a view of the structure in the retracted state;

[0016] [Fig.2] is an exploded view during extension;

[0017] [Fig.3] is an enlarged view at A of [Fig.2];

[0018] [Fig.4] is a view of the structure in the extended state;

[0019] [Fig.5] is a structural view of the table frame and the movable plate;

[0020] [Fig.6] is a structural view of the table frame.

[0021] In which: 1. table frame; 1-1. square frame; 1-2. table leg; 2. panel; 3. movable plate; 4. space; 5. rail I; 6. rail II; 6-1. notch; 6-2. stop position; 7. Steel balls; 8. Slide; 9. Positioning wheel; 10. Steel wire; 11. Part of support; 11-1. groove. DETAILED DESCRIPTION OF THE PROCESS OF IMPLEMENTATION

[0022] The technical solutions will be clearly and completely described in the embodiments of the present invention by reference to the drawings accompanying the embodiments of the present invention, and it is evident that the embodiments described are only a part of the embodiments of the present invention and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons with ordinary skills in the art fall within the scope of the present invention.

[0023] The present invention comprises a table frame 1 and a tabletop, said table frame 1 comprises a square frame 1-1 and table legs 1-2, the table legs 1-2 are connected to the bottom of the square frame 1-1 and distributed at the four corners of the square frame 1-1, in the present embodiment, the square frame 1-1 and the table legs 1-2 are designed as a single unit, the tabletop comprises two panels 2 arranged horizontally, the two panels 2 are connected in a sliding manner to the top of the square frame 1-1, the two panels 2 can perform an alternating sliding along the top of the square frame 1-1, and the two panels 2 slide relative to each other until they fit together to form a tabletop.

[0024] Each panel 2 is provided with a sliding mechanism between the panel 2 and the square frame 1-1 to allow the panel 2 to slide; the sliding mechanism comprises a rail I 5, a rail II 6, a slide, and steel balls 7. 2 is provided with two corresponding I 5 rails, the two I 5 rails are fixed to two opposite inner side walls of the square frame 1-1, the I 5 rails are connected in a sliding manner to the II 6 rails in the length direction, the II 6 rails are located on the inner side of the I 5 rails.

[0025] Rail II 6 is provided with steel balls 7, panel 2 is provided with slides 8 corresponding to said rail II 6 in a one-to-one manner and forming a sliding connection, rail I 5 is provided with positioning wheels 9 at its two ends, a steel wire 10 is provided between said two positioning wheels 9 and said steel wire 10 forms a loop on said two positioning wheels 9, the steel wire 10 can move back and forth along the positioning wheels 9, the two ends of the steel wire 10 are fixed to the surface of the slide 8, so that the slide 8 can cause the movement of the steel wire 10, and finally through the sliding of the slide 8, cause the steel wire 10 to move along the positioning wheels 9, so that the slide 8 can slide in an alternating and stable manner along the steel wire 10.At the same time, while the positioning wheels 9 are used as stop position 6-2 for the sliding of rail II 6 to the limit position, a sliding link is formed between the slide 8, the rail II 6 and the rail I 5, so that when it slides, the slide 8 causes the rails II 6 to slide together along the rails I 5, the slide 8 causes the movement of the panel 2, which allows the panel 2 to move alternately.

[0026] The two ends of the rail II 6 are provided with notches 6-1 which form a stop cooperation with the corresponding positioning wheel 9, when the two rails II 6 slide relative to each other up to the limit position, i.e. when the two panels 2 fit exactly into each other, the notch 6-1 slides with the rail II 6 up to the level of the positioning wheel 9, the positioning wheel 9 is inserted from the notch 6-1 and slides over a certain distance, which not only prevents the collision of the opposite ends of the two rails II 6 during their sliding, but also plays a certain role in damping the sliding of the rails II 6.

[0027] The tabletop also includes a movable plate 3, the movable plate 3 is movably placed on the square frame 1-1, the square frame 1-1 is provided with a support part 11 below the panel 2, the support part 11 is placed symmetrically on the square frame 1-1, the movable plate 3 is placed directly on the support part 11, the support part 11 acts as a support on the movable plate 3, so that the movable plate 3 can be hidden below the square frame 1-1, and can be accessed when needed.

[0028] In addition, the support part 11 is a support rod, two support rods are placed horizontally and parallel to each other, and their ends are connected to two opposite sides or to the bottom of the square frame 1-1, and the two support rods are supported on both sides of the movable plate 3, and the upper surface of the support rod is provided with a groove 11-1, and the movable plate 3 is embedded in the groove 11-1 when the movable plate 3 is placed on the upper surface of the support rod, so that the movable plate 3 will not be easily moved to ensure that the movable plate 3 is placed stably.

[0029] In addition, the end of the support rod is fixed to the square frame 1-1 by fixing parts to facilitate the mounting and dismounting of the support rod.

[0030] The tabletop can be in a retracted state and an extended state. In the retracted state, the two panels 2 are pressed against each other to form the tabletop, and the movable plate 3 is located on the table frame 1 and is hidden below the panels 2; In the extended state, the two panels 2 slide away from each other along the table frame 1 to form a space 4 in the middle position, and the movable plate 3 is removed from under the panels 2 and placed at the level of the space 4, the movable plate 3 is placed directly above the square frame 1-1, and two panels 2 fit together on both sides, so that the two panels 2 and the movable plate 3 are assembled to form the extended state, at this moment, the movable plate 3 is between the two panels 2, these three plates fit together and are butted against each other to form the tabletop.

[0031] It should be noted that panel 2 and movable plate 3 are square plates to facilitate the interlocking of panel 2 and movable plate 3. Movable plate 3 is located directly below gap 4. When the two panels 2 slide in opposite directions, a gap 4 is formed between them. At this point, movable plate 3 can be manually accessed through gap 4. Simply pull movable plate 3 out to the position of gap 4 and place it on the square frame 1-1. When movable plate 3 is rectangular, it can be placed on the square frame 1-1 and interlocked with panel 2 after being removed and rotated.

[0032] Furthermore, rail I 5, rail II 6, and slide 8 are profile or plate structures. Rail I 5, rail II 6, and slide 8 are located on the inner wall of the table frame 1, near panel 2, and extend along the sliding direction of panel 2. The edges of rail I 5, rail II 6, and slide 8 are all folded. Steel balls 7 are installed at the fold of rail II 6 to create a connection between rail I 5, rail II 6, and slide 8. The upper edge of slide 8 is folded to connect with panel 2 so that panel 2 can slide with slide 8.

Claims

Demands

1. Extendable table, characterized in that it comprises: a table frame (1); a tabletop, said tabletop comprising a movable plate (3) and two panels (2) capable of fitting together, said two panels (2) being connected by sliding back and forth to said table frame (1); said tabletop having a retracted state and an extended state; in the retracted state, said two panels (2) being pressed against each other to form said tabletop, and said movable plate (3) being located on said table frame (1) and being hidden below said panels (2);in the extended state, said two panels (2) being slid apart from each other along said table frame (1) to form a space (4) in the middle position, and said movable plate (3) being removed from under said panels (2) and placed at the level of said space (4), so that said two panels (2) and said movable plate (3) are assembled to form said tabletop.;

2. Extendable table according to claim 1, characterized in that said two panels (2) are respectively connected to said table frame (1) by a sliding mechanism.

3. An extendable table according to claim 2, characterized in that said sliding mechanism comprises a rail I (5) fixed to the two inner side walls of said table frame (1), said rail I (5) is slidably connected to a rail II (6) in the lengthwise direction, said rail II (6) is provided with steel balls (7), said panel (2) is provided with slides (8) corresponding to said rail II (6) in a one-to-one manner and forming a sliding connection, said rail I (5) is provided with positioning wheels (9) at its two ends, a steel wire (10) is provided between said two positioning wheels (9) and said steel wire (10) forms a loop on said two positioning wheels (9), the two ends of said steel wire (10) are fixed to said slide (8), such that said steel wire (10) is driven by the sliding of said slide (8) to move along said positioning wheels (9),while said positioning wheels (9) are used as a stop position (6-2) for sliding said rail II (6) to a limit position, and a, connection is formed between said slide (8), said rail II (6) and said rail 1 (5).

4. Extendable table according to claim 1, characterized in that said table frame (1) comprises a square frame (1-1) intended to support said panel (2) and several table legs (1-2) connected to the peripheral sides of said square frame (1-1).

5. Extendable table according to claim 4, characterized in that said table frame (1) is provided with at least one support part (11) located below said square frame (1-1), said at least one support part (11) is connected between the opposite sides of said square frame (1-1), and said movable plate (3) is placed directly above said at least one support part (11).

6. Extendable table according to claim 5, characterized in that the number of said at least one support part (11) is two, located and supported on either side of said movable plate (3), each support part (11) is provided with a groove (11-1) intended for the embedding of said movable plate (3).

7. Extendable table according to claim 6, characterized in that said at least one support part (11) is a support rod, the two ends of said support rod are removably fixed to the sides or bottom of said square frame (1-1) by fixing parts.

8. Extendable table according to claim 3, characterized in that said rail II (6) is provided with notches (6-1) at its two ends to form a stop cooperation with said corresponding positioning wheel (9).

9. Extendable table according to claim 8, characterized in that said rail I (5), said rail II (6) and said slide (8) are all of profile or plate structure, said rail I (5), said rail II (6) and said slide (8) are located at the inner wall of said table frame (1), near said panel (2), and extend along the sliding direction of said panel (2).

10. Extendable table according to claim 1, characterized in that said movable plate (3) is located directly below said space (4) and is able to be accessed manually through said space (4).

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