CN217771746U - Folding table - Google Patents

Abstract

The utility model relates to a folding table, two panels of folding table are through connecting the mutual butt joint of horizontal pole, and all install folding foot rest in the bottom of each panel, and extend the extension portion that is equipped with gradually from bottom to top at the upper portion an organic whole of panel butt joint side, and the upper surface of extension portion becomes the upper surface of panel extends the surface to the extension of extension outward, is made by this extension surface the panel upper surface surpass slightly the butt joint side. When the two panels are butted, no gap is left at the butted position of the two panels by utilizing the plasticity of plastics, so that the desktop is smoother and more beautiful. And set up the connecting seat on the intermediate position of two panel bottom butt joints department, realize with being connected horizontal pole, panel and bracing piece and be connected, make the table of folding table obtain stronger support at the weakest middle part of support intensity, improved the structural strength and the stability of here good.

Description

Folding table

Technical Field

The utility model relates to a folding table, in particular to a folding table with a foldable panel.

Background

At present, the table tops folded in half are common, and therefore the table tops can be made large and are beneficial to transportation, storage and the like.

For example, conventional blow-molded types of table tops, which are integrally formed during the blow-molding process, may have a concave shape and configuration to increase the strength and structural integrity of the table top, may be more lightweight, stronger, and more durable than conventional table tops constructed from wood, metal, or through conventional injection molding techniques. How to remove the gap between the two butted panels is also a technical problem in continuous development and improvement of those skilled in the art.

For example, CN201403768Y and CN102293518A disclose a butt joint structure between panels, which respectively form teeth (generally trapezoidal teeth are preferred) and grooves on the butt joint side of the panels, and the teeth and the grooves can be engaged with each other after the two panels are butted, but the structure mainly solves the structural strength of the butt joint position of the panels, and the strength of the butt joint position of the spliced panels without the design is improved relatively to the early stage, but the gap of the butt joint position of the two panels is not solved, especially the existence of the gap of the upper surface (the upper surface is a working surface) of the panel, which affects the flatness and the aesthetic property of the table top. When the folding table is used, the structural strength of the middle part of the butt joint of the panels is weakest, so how to improve the structural strength of the middle part is also a technical problem to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to above-mentioned prior art current situation, provide a folding table to effectively solve the problem that the gap exists behind the two panels butt joint, make the desktop level and more smooth and pleasing to the eye.

The utility model provides a folding table which can improve the structural strength and stability of the butt joint of the panels.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the folding table comprises two panels, wherein the two panels are mutually butted through a connecting cross rod, and the bottom of each panel is provided with a foldable foot rest; the panel is provided with an upper surface, a lower surface and a peripheral side surface between the upper surface and the lower surface, the peripheral side surface comprises a butt joint side surface which can be butt jointed with another panel, and the panel is characterized in that an expansion part which gradually expands outwards from bottom to top is integrally extended at the upper part of the butt joint side surface, the upper surface of the expansion part is an extension surface which extends outwards from the upper surface of the panel, and the upper surface of the panel slightly exceeds the butt joint side surface through the extension surface. When the two panels are butted, no gap is left at the butted part of the two block panels by using the plasticity of plastics.

Furthermore, a connecting seat is also arranged at the butt joint of the bottoms of the two panels, the connecting seat is composed of two oppositely arranged connecting blocks which are respectively fixed on the two panels, the connecting block is provided with a sleeve part which can be sleeved in the connecting cross rod and two L-shaped plate parts which are positioned at the same side of the sleeve part and are provided with a transverse plate part and a vertical plate part, the vertical plate parts in the two L-shaped plate parts are oppositely arranged at intervals to form a slot, and the slot can be used for inserting one end of the supporting rod in the foot rest on the corresponding panel and rotatably connecting the supporting rod with the connecting block through a connecting piece. The connecting block can be connected with the connecting cross rod, the panel and the supporting rod simultaneously through the sleeve part, the transverse plate part and the slot on the connecting block, so that the table plate of the folding table is supported at the weakest middle part of the supporting strength through the connecting seat, the structural strength of the table is improved, the supporting rod is connected with the connecting block and can be limited in the slot at last, the table cannot run left and right, and the table is good in stability.

Preferably, the length of the extension surface is preferably not more than 0.5mm, that is, the length of the upper surface of the panel exceeding the abutting side surface is preferably not more than 0.5mm. If the stretching is too long, the deformation is large, and the deformation may cause wrinkling, so that the table top is uneven, and if the stretching is too short, the butt joint seam removing effect cannot be achieved. According to the different thickness of the panel (generally the thickness is 15-45 mm), the expansion part can be formed by gradually expanding from bottom to top from the position 3-10 mm away from the upper surface of the butt joint side surface.

Preferably, the expansion part gradually expands outwards from bottom to top in an inclined plane shape.

Preferably, the middle position of the butt joint of the bottoms of the two panels is provided with a concave connecting block mounting part which is matched with the transverse plate part, an embedded part is embedded in the connecting block mounting part, and the connecting block is fixed with the embedded part through a connecting piece. Through setting up the built-in fitting, can make the connection of connecting block more firm.

Preferably, the connecting cross rod be one, and be located still overlap respectively on the connecting cross rod of connecting seat both sides and be equipped with at least one lantern ring, the lantern ring has the connection piece that upwards extends to connecting cross rod top. Therefore, the stress of the butt joint part of the panels can be further dispersed, the supporting points can be dispersed, the stress of the whole butt joint part can be reasonably distributed, and the structural strength and the stability of the connecting device can be ensured. The connecting piece can have various structures, and the L shape is preferred.

Preferably, connecting piece mounting parts are formed at the bottoms of the two panels and at positions close to the butt joint parts, embedded parts are embedded in the connecting piece mounting parts, and the connecting pieces are fixed on the embedded parts through connecting pieces to ensure stable and firm connection of the connecting pieces.

Preferably, the bottom of each panel is further provided with a buckle for clamping the foot stand, the buckle is provided with a C-shaped main body part, one side of the opening opposite to the main body part extends towards two sides of the clamping piece to form a base part, and three sides surrounding the base part are respectively provided with a first clamping part which can be buckled with the panel and an outer convex part and a second clamping part which protrude out of the side edge of the base part; correspondingly, the bottom of the panel is provided with an inwards concave cavity, a first clamping groove and a second clamping groove are respectively formed in the cavity corresponding to two sides of a first clamping part and a second clamping part of the buckle, a first protruding part and a second protruding part which are oppositely arranged and formed by outwards protruding groove walls are arranged on the first clamping groove and the second clamping groove, and an inwards protruding part which is convexly arranged is arranged on the bottom wall of the cavity corresponding to the outer protruding part of the buckle; when the panel is in an inverted state, the buckle is reversely buckled on the cavity of the panel with the clamping opening facing upwards, the first clamping part and the second clamping part on the buckle are correspondingly inserted into the first clamping groove and the second clamping groove of the cavity and are blocked and limited by the first protruding part and the second protruding part, and the outer protruding part of the buckle is tightly buckled on the inner protruding part of the cavity. The buckle structure is adopted to ensure that the connection between the folding table and the panel does not need a connecting piece, so that the buckle installation of the folding table becomes simpler and more convenient.

Preferably, the inner convex part is a strip-shaped bulge arranged in the width direction of the cavity, and the outer convex part on the buckle can be tightly buckled with the surface of the strip-shaped bulge by utilizing the plastic deformation characteristic of the outer convex part.

Preferably, the panel is an integrally formed hollow blow-molded panel, the lower side parts of the butt joint surfaces of the two panels are respectively formed with grooves and lugs which are distributed at intervals, and the grooves and the lugs on the two panels are mutually meshed during butt joint. Therefore, when the two panels are in butt joint, the lower parts of the butt joint side surfaces of the two panels are mutually meshed by utilizing the mutual protrusions and the grooves, the butt joint seam removing effect is improved, better structural strength can be formed, the protrusions and the grooves can be hidden, and the attractiveness of a desktop is not influenced.

Compared with the prior art, the utility model has the advantages of: the utility model discloses with the relative butt joint side of panel upper surface outwards suitably extend again, make it surpass the butt joint side slightly, like this when two panels butt joint, utilize the plasticity of plastics to make two panels more joint seal, can not see the gap in the butt joint department, therefore can make the desktop more level and smooth, the associative perception is better with pleasing to the eye degree. The connecting seat formed by two oppositely-arranged connecting blocks is arranged at the middle position of the butt joint of the bottoms of the two panels, the connecting blocks are connected with the connecting cross rod, the panels and the supporting rod through the sleeve parts, the transverse plate parts and the slots on the connecting seat, so that the table plate of the folding table is supported at the middle part with the weakest supporting strength by the connecting seat, the structural strength of the table is improved, the supporting rod is connected with the connecting blocks and can be limited in the slots at last, the table cannot run left and right, the table shake caused by connection with foot rests can be avoided, and the structural strength and the stability of the butt joint of the two butt joint panels are better.

Drawings

Fig. 1 is a schematic view of a folding table (with legs folded) according to an embodiment of the present invention.

Fig. 2 is an exploded view of the panel of fig. 1.

Fig. 3 is a schematic diagram of a panel according to an embodiment of the present invention.

Fig. 4 is a partial schematic side view of a panel according to an embodiment of the present invention.

Fig. 5 is an enlarged schematic view of fig. 4 at D.

Fig. 6 is an exploded view of the buckle of fig. 1.

Fig. 7 is an enlarged schematic view of a in fig. 1.

Fig. 8 is an enlarged schematic view of fig. 2 at C.

Fig. 9 is an enlarged schematic view at B in fig. 1 (the foot bar is not shown).

Fig. 10 is an enlarged schematic view of E in fig. 6.

Fig. 11 is a schematic diagram of a connection block according to an embodiment of the present invention.

Fig. 12 is another schematic view of a connecting block according to an embodiment of the present invention.

Fig. 13 is a schematic view of a buckle according to an embodiment of the present invention.

Fig. 14 is a front schematic view of a two-panel butt joint state according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Referring to fig. 1-14, the table board of the folding table is a double-spliced panel which can be folded in half, the bottom of each panel 1 is provided with a frame 2 and a foldable foot rest 3, a connecting cross rod 5 is arranged below the joint of the two panels, two ends of the connecting cross rod 5 are respectively connected with two pivoting seats 4, and the two frames 2 are connected through the two pivoting seats 4 and can be folded by rotating around the connecting cross rod 5 to link the two panels 1.

The two panels 1 in this embodiment are hollow blow moulded panels of the same construction, the edges of which are reinforced and the flanges 18 are bonded together at the parting line, so that the edges have great structural strength. The panel 1 has an upper surface 11, a lower surface 12 and a peripheral side surface 13 between the upper and lower surfaces, and the shape of the panel, the texture of the working surface and other structures such as a concave dot design are not limited herein depending on the intended use.

The peripheral side surface 13 includes a mating side 10 for mating with another panel, and the upper surface 11 of the panel is arranged perpendicular to the mating side 10 in a conventional design, and the edge of the upper surface 11 does not extend beyond the mating side 10. The utility model is to extend the upper surface 11 of the panel slightly beyond the original butt joint side 10, and the extension part can be plastically deformed during butt joint.

As shown in fig. 3-5, an expanding portion 103 that gradually expands outward from bottom to top in an inclined or slope-like shape is protruded on an upper portion of the abutting side surface 10 (i.e., a side adjacent to the upper surface of the panel), an upper surface of the expanding portion 103 is an extending surface 104 that extends outward from the upper surface of the panel (in the length direction of the table), the extending surface 104 slightly extends the upper surface of the panel beyond the abutting side surface 10 of the panel, and a length H1 of the extending surface 104 is preferably not more than 0.5mm (e.g., the length may be selected to be between 0.4 mm and 0.5 mm), that is, a length of the upper surface 11 of the panel beyond the abutting side surface 10 is preferably not more than 0.5mm. If the stretching is too long, the deformation is large, and the deformation may cause wrinkling, so that the table top is uneven, and if the stretching is too short, the butt joint seam removing effect cannot be achieved. When the two panels 1 are butted, the plastic plasticity is utilized to enable the front surfaces of the two panels to be closely connected at the butted part 100 without a gap (as shown in figure 14), thereby ensuring the flatness and the beauty of the table top. Depending on the thickness of the panel (typically 15-45 mm), the extension 103 may gradually extend from the abutting side surface 3-10 mm away from the upper surface (i.e., H2 is 3-10 mm as shown in FIG. 5).

The lower part of the abutting side 10 (i.e. the side adjacent to the lower surface of the panel) is further provided with protrusions 101 and recesses 102 at intervals, wherein the protrusions 101 and the recesses 102 are formed by outward protrusion of the abutting side and are uniformly spaced along the length direction of the abutting side (corresponding to the width direction of the panel), and the protrusions 101 and the recesses 102 are designed to ensure that the two panels can rotate relative to each other in addition to the insertion of the protrusions 101 into the recesses 102, so that the two panels can be folded relative to each other. Generally, the protrusion 101 is preferably designed into a trapezoid shape with a circular arc surface, and the corresponding groove 102 is designed into a groove with a trapezoid accommodating cavity, for example, if the protrusion thickness of the protrusion is 5mm, the depth of the groove can be 6.5mm, so that a certain gap is left between the protrusion and the groove, including between other surfaces.

When the two panels 1 are butted, the protrusions 101 and the grooves 102 between the two panels are mutually staggered and occluded, so that butt joints at the back of the panels are not on the same straight line, the splicing strength of the table board can be ensured, gaps at the splicing position of the upper surface 11 can be further reduced, and the flatness of the table top is ensured. In addition, the projection 101 and the groove 102 are completely hidden from the outside after the table top is butted, so that the appearance and the integral sense of the table top are better.

As shown in fig. 1 and 2, the two panels 1 are butted by a connecting cross bar 5, and a connecting seat 6 is installed at the middle part of the butted part of the two panels 1 (i.e. the middle part along the width direction of the table), the connecting seat 6 is composed of two connecting blocks 61 which are respectively fixed on the two panels 1 and are oppositely arranged, as shown in fig. 11 and 12, the connecting block 61 is provided with a sleeve part 612 which can be sleeved in the connecting cross bar 5 and two L-shaped plate parts 611 which are integrally connected with the sleeve part, and the two L-shaped plate parts 611 are positioned at the same side of the sleeve part 612. Each L-shaped plate portion 611 has a horizontal plate portion 613 and a vertical plate portion 614, wherein the horizontal plate portion 613 is located above the sleeve portion 612, and a mounting hole is formed thereon for connecting and fixing the panel 1. The vertical plate portion 614 is vertically downward relative to the horizontal plate portion 613, and the vertical plate portions 614 of the two L-shaped plate portions 611 are oppositely arranged at intervals and form a slot 615 for inserting the end of the support rod 31 of the foot rest and connecting the end to the connecting block 61 through a connecting member, and the support rod 31 can rotate around the connecting member. This connecting block 61 adopts the working of plastics, and it has corresponding connecting piece (like the bolt) to perforate to open on bracing piece 31 and two vertical board portions 614, can utilize the plasticity of plastics like this, does benefit to the connecting piece and screws up, does not hinder bracing piece 31's rotation again.

The transverse plate portion 613 of the connecting block 61 is connected with the panel 1 and fixed with the embedded part 9 through a connecting piece, specifically, a concave connecting block mounting portion 14 matched with the transverse plate portion 613 is formed in the middle position of the butt joint of the bottoms of the two panels 1, a mounting hole is formed in the connecting block mounting portion 14, the embedded part 9 is embedded in the mounting hole, the embedded part 9 is fixed in the mounting hole, the embedded part 9 is provided with a threaded inner hole, and therefore the connecting block 61 can be fixed with the embedded part 9 through connecting pieces such as screws and the like, and the connecting block 9 is connected more firmly and reliably.

The both sides that the connecting cross rod 5 is located connecting seat 6 still overlap respectively and are equipped with one or more lantern rings 8, and lantern ring 8 has the connection piece 81 that upwards extends to the connecting cross rod 5 top to, connection piece 81 on the adjacent lantern ring is fixed respectively on two panels 1. Therefore, the stress of the butt joint part of the two panels 1 can be further dispersed, supporting points are dispersed, the stress of the whole butt joint part is more reasonably and uniformly distributed, and the structural strength and the stability are improved.

The connecting piece 81 on the lantern ring 8 is an L-shaped structure with a vertical part and a horizontal part, the vertical part is formed by vertically upwards extending the side part of the lantern ring 8, the top end of the vertical part is bent to one side to form a horizontal part, wherein the horizontal part is positioned above the lantern ring 8 and is attached to the connecting piece mounting part 15 arranged on the panel, the embedded part 9 is also arranged in the connecting piece mounting part 15, and the outer end of the horizontal part is also fixed with the embedded part 9 through connecting pieces such as screws.

Referring to fig. 2 and 6, after the foot rest 3 of the folding table is folded, the foot bar 32 can be clipped on the buckle 7. The bottom of the panel 1 is integrally formed with a strip-shaped groove 16 and a cavity 17 for clamping and fixing the buckle, wherein the strip-shaped groove 16 corresponds to the foot rod 32 on the foot stand, and the folded foot rod 32 can be embedded into the groove 16. The cavity 17 is disposed on the strip-shaped groove 16 and approximately corresponds to the lower end of the foot bar 32, and the cavity 17 is recessed more inward relative to the strip-shaped groove 16. A first locking groove 172a and a second locking groove 172b are respectively arranged on two sides of the cavity 17 in the length direction, the groove wall of the first locking groove 172a protrudes outwards to form a first protruding portion 173a, the groove wall of the second locking groove 172b also protrudes outwards to form a second protruding portion 173b, the first protruding portion 173a and the second protruding portion 173b are arranged oppositely, the first protruding portion 173a and the second protruding portion 173b are higher than the bottom of the cavity 17, the distance between the first protruding portion 173a and the bottom of the cavity is matched with the thickness of the first buckling portion 72a and the second buckling portion 72b of the buckle 7, and thus after the buckle 7 is inserted into the groove, the first protruding portion 173a and the second protruding portion 173b block the first buckling portion 72a and the second buckling portion 72b, and thus the buckle 7 has a limiting effect in the width direction and the height direction. The first protrusion 173a and the second protrusion 173b may be designed to be convex blocks with circular arc transition surfaces, which facilitates the insertion of the buckle 7 and avoids friction (see fig. 9 and 10).

However, in order to prevent the clip 7 from slipping out of the two slots when being subjected to external force, the cavity 17 is further provided with an inner convex part for further limiting the clip 7 in the length direction, the inner convex part is arranged by protruding upwards from the bottom wall of the cavity and is a strip-shaped protrusion 171 arranged in the width direction, and the outer convex part 73 on the clip 7 can be tightly buckled with the surface of the strip-shaped protrusion 171 by utilizing the characteristic of plastic deformation.

As shown in fig. 13, the buckle 7 is an integral plastic piece, the main body 71 is C-shaped, and a base is formed by extending the side opposite to the opening of the main body 71 to the two sides of the clip, and the base can be designed into a square plate with a planar bottom surface, which is favorable for insertion and is attached to the bottom wall of the cavity 17. And a first buckling part 72a, and an external protrusion 73 and a second buckling part 72b protruding outside the side of the base are respectively formed around three sides of the base, and correspond to the first locking groove 172a, the strip-shaped protrusion 171 and the second locking groove 172b on the cavity in a one-to-one manner. The outward protrusion 73 is also designed to be a projection, and can be tightly fastened to the bar-shaped protrusion 171 by its plasticity, so that the clip 7 cannot be pulled out after being installed.

When the buckle 7 is installed, the clamping opening of the buckle 7 is reversely buckled in a cavity enclosed by the first clamping groove 172a, the strip-shaped protrusion 171, the second clamping groove 172b and a cavity side wall 174, the first buckling part 72a and the second buckling part 72b on the buckle 7 are correspondingly inserted into the first clamping groove 172a and the second clamping groove 172b of the cavity and are blocked and limited by the first protruding part 173a and the second protruding part 173b, and the outer convex part 73 of the buckle is positioned above the strip-shaped protrusion 171 and is tightly buckled with the strip-shaped protrusion.

Therefore, the buckle can be fixed at the bottom of the table board without a connecting piece through the structure, and the buckle of the folding table is more simple and convenient to mount.

Claims (10)

1. A folding table comprises two panels, wherein the two panels are mutually butted through a connecting cross rod, and the bottom of each panel is provided with a foldable foot rest; the panel has an upper surface, a lower surface and a peripheral side surface between the upper and lower surfaces, the peripheral side surface including a mating side surface for mating with another panel, characterized in that: the upper part of the butt joint side face is also integrally provided with an expanding part which gradually expands outwards from bottom to top, the upper surface of the expanding part becomes an extending surface which extends outwards from the upper surface of the panel, and the upper surface of the panel slightly exceeds the butt joint side face through the extending surface.

2. A folding table as claimed in claim 1, wherein: the butt joint of the bottoms of the two panels is also provided with a connecting seat which is composed of two oppositely arranged connecting blocks respectively fixed on the two panels, the connecting block is provided with a sleeve part which can be sleeved in the connecting cross rod and two L-shaped plate parts which are positioned at the same side of the sleeve part and are provided with a transverse plate part and a vertical plate part, the vertical plate parts in the two L-shaped plate parts are oppositely arranged at intervals to form a slot, one end of the supporting rod in the foot rest on the corresponding panel can be inserted into the slot, and the supporting rod and the connecting block can be rotatably connected through a connecting piece.

3. A folding table as claimed in claim 1, wherein: the expansion part is formed by gradually expanding the butt joint side surface from bottom to top at a position 3-10 mm away from the upper surface, and the length of the extension surface is not more than 0.5mm, namely the length of the upper surface of the panel exceeding the butt joint side surface is not more than 0.5mm.

4. A folding table as claimed in claim 3, wherein: the expansion part is gradually expanded from bottom to top in an inclined plane shape.

5. A folding table as claimed in claim 2, wherein: and the middle position of the butt joint of the bottoms of the two panels is provided with a concave connecting block mounting part matched with the transverse plate part, an embedded part is embedded in the connecting block mounting part, and the connecting block is fixed with the embedded part together through a connecting piece.

6. A folding table as claimed in claim 2, wherein: the connecting cross rod be one, and be located still overlap respectively on the connecting cross rod of connecting seat both sides and be equipped with at least one lantern ring, the lantern ring has the connection piece that upwards extends to the connecting cross rod top.

7. A folding table as claimed in claim 6, wherein: connecting sheet installation parts are formed at the bottoms of the two panels and at positions close to the butt joint positions, embedded parts are embedded in the connecting sheet installation parts, and the connecting sheets are fixed on the embedded parts through connecting pieces.

8. A folding table as claimed in claim 1, wherein: the bottom of each panel is also provided with a buckle for clamping the foot rest, the buckle is provided with a C-shaped main body part, one side of the opening of the main body part is respectively extended towards two sides of the clamping piece to form a base part, and three sides surrounding the base part are respectively provided with a first clamping part which can be buckled with the panel and an outer convex part and a second clamping part which are protruded out of the side edge of the base part; correspondingly, the bottom of the panel is provided with an inwards concave cavity, a first clamping groove and a second clamping groove are respectively formed in the cavity corresponding to two sides of a first clamping part and a second clamping part of the buckle, a first protruding part and a second protruding part which are oppositely arranged and formed by outwards protruding groove walls are arranged on the first clamping groove and the second clamping groove, and an inwards protruding part which is convexly arranged is arranged on the bottom wall of the cavity corresponding to the outer protruding part of the buckle;

when the panel is in an inverted state, the buckle is reversely buckled on the cavity of the panel with the clamping opening facing upwards, the first clamping part and the second clamping part on the buckle are correspondingly inserted into the first clamping groove and the second clamping groove of the cavity and are blocked and limited by the first protruding part and the second protruding part, and the outer protruding part of the buckle is tightly buckled on the inner protruding part of the cavity.

9. A folding table as claimed in claim 8, wherein: the inner convex part is a strip-shaped bulge arranged in the width direction of the cavity.

10. A folding table as claimed in any one of claims 1 to 9, wherein: the panel is an integrally formed hollow blow molding panel, grooves and lugs distributed at intervals are formed on the lower side parts of the butt joint surfaces of the two panels, and the grooves and the lugs on the two panels are mutually meshed during butt joint.

Images