CN215936586U - Foldable table frame - Google Patents

Abstract

The utility model relates to a folding table frame especially relates to the field of furniture, and it includes top frame and many landing legs, many the landing leg is all rotated and is connected on the top frame, it is connected with the carriage to rotate on the landing leg, the carriage is kept away from the one end of landing leg is slided and is inlayed and locate in the top frame, be provided with in the top frame and be used for the locking piece of carriage sliding position, be provided with the injecture on the top frame the biggest turned angle of landing leg is the restriction piece of ninety degrees. This application has the effect that improves the stability of collapsible table frame.

Description

Foldable table frame

Technical Field

The application relates to the field of furniture, in particular to a foldable table frame.

Background

At present, along with the improvement of living standard of people, people focus more and more on furniture which is displayed in a living environment, the furniture is required to have an attractive external shape, and the characteristics of strong practicability and small occupied space are also met, so that the vigorous development of furniture design industry and indoor design is promoted.

In order to reduce the floor space of the table, the table frame can be designed to be foldable, the table frame which can be folded and stored at present is simple in structure, and can be folded and stored, but the flexibility is high, the stability in the using process is poor, the daily requirement of people is difficult to meet, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the stability of collapsible table frame, this application provides a collapsible table frame.

The application provides a folding table frame adopts following technical scheme:

the utility model provides a folding table frame, includes top frame and many landing legs, many the landing leg is all rotated and is connected on the top frame, it is connected with the carriage to rotate on the landing leg, the carriage is kept away from the one end of landing leg is slided to inlay and is located in the top frame, be provided with in the top frame and be used for the locking piece of carriage sliding position, be provided with the injecture on the top frame the biggest turned angle of landing leg is the restriction piece of ninety degrees.

Through adopting above-mentioned technical scheme, the landing leg in-process rotates, because the injecing of limiting piece, when the landing leg can't continue to rotate, the landing leg is perpendicular with a frame, folding table frame is extended completely this moment, in folding table frame extension, the carriage slides on a frame, treat to extend and accomplish the back, utilize the locking piece with the one end locking of carriage on a frame, the carriage other end is locked in step this moment, the carriage forms an inclined strut between landing leg and top frame, make the landing leg more stable to the support of frame, thereby further promote the stability of folding table frame.

Optionally, the limiting member includes a U-shaped sleeve, one end of the U-shaped sleeve is disposed on the peripheral side of the top frame, one end of the leg is rotatably sleeved in the U-shaped sleeve, and one side of the leg is movably abutted to the inner bottom wall of the U-shaped sleeve.

Through adopting above-mentioned technical scheme, when using folding table frame, to the direction rotation landing leg that is close to U-shaped cover interior diapire to rotate to landing leg one side butt joint to on the interior diapire of U-shaped cover, at this moment, utilize the U-shaped cover to inject the rotational position of landing leg, when needs accomodate folding table frame, the folding table frame of accomodating can be accomplished to the reverse rotation landing leg, utilizes the U-shaped cover to lock the position of landing leg, injects the landing leg position, and fold or accomodate easy operation.

Optionally, be provided with the slider on the carriage, set up on the top frame with the spout of slider slip adaptation, the slider slides to inlay and locates in the spout, the locking piece includes the locking piece, locking piece elasticity sets up on the slider, still set up on the top frame with the dead slot of locking piece size adaptation, the groove of dead slot to with the groove of spout is to perpendicular, still be provided with on the locking piece and be used for the drive the locking piece activity is stretched out the extruded article of dead slot.

Through adopting above-mentioned technical scheme, when opening folding table frame, at first utilize the extruded article with locking block extrusion entering dead slot in, promote the slider to slide in the spout afterwards, with the extension of cooperation folding table frame, treat that the landing leg rotates to when perpendicular with the roof-rack, drive the locking block and stretch out the dead slot, at this moment, the dead slot is arranged in to the partly of locking block, outside the dead slot is arranged in to the partly, the locking block card is in dead slot department, the slider that links to each other with the locking block also is fixed in the spout, with this relative position between fixed landing leg and the roof-rack, and is easy and simple to handle.

Optionally, the supporting frame is provided in plurality.

Through adopting above-mentioned technical scheme, a plurality of carriage increase the bearing diagonal for between top frame and the landing leg for the landing leg is more stable to the support of top frame.

Optionally, the carriage includes bracing piece and two montants, the both ends of bracing piece are slided respectively and are inlayed and locate in the spout, two the one end of montant is all rotated and is connected week side of bracing piece is last, and two the montant is parallel to each other, two the other end of montant is all rotated and is connected on the landing leg.

Through adopting above-mentioned technical scheme, utilize the montant to couple together between bracing piece and the landing leg for bracing piece and two montants enclose to establish and be the frame form, have effectively increased the area of connection between landing leg and the top frame, and simultaneously, form the triangular structure of stable support between montant and landing leg and the top frame, thereby further strengthen the support stability of collapsible table frame.

Optionally, a plurality of reinforcing ribs are arranged between the two vertical rods in a crossed manner.

Through adopting above-mentioned technical scheme, the strengthening rib between the montant encloses bracing piece and montant and establishes the frame column structure who is and cut apart into a plurality of triangle-shaped frames, and triangle-shaped bearing structure is more stable to effectively strengthen the structural stability of carriage.

Optionally, a spring is arranged on the sliding block, the spring and the locking block are both arranged in the empty groove, and the locking block is arranged at the telescopic end of the spring.

Through adopting above-mentioned technical scheme, when pressing the locking piece, the spring is compressed, and at this moment, in the locking piece indentation dead slot, slider, locking piece and spring are whole to slide in the spout, treat that the slider slides when forming ninety degrees contained angle between landing leg and the top frame, loosen the locking piece, and the spring kick-backs and promotes the locking piece and stretch out to the dead slot is outer, realizes the locking, and the spring is comparatively common, and elastic effect is good, the sexual valence relative altitude.

Optionally, the extruded part includes the extrusion piece, the extrusion piece sets up locking block's on the surface, top frame set up on the surface with the spout intercommunication push away the groove, extrusion piece sliding connection in push away the inslot.

Through adopting above-mentioned technical scheme, during the slider that slides, handheld extrusion piece is pressed to the direction that is close to each other for the dead slot is arranged in to the locking piece, treats that the slider slides when to the assigned position, loosens the extrusion piece, makes the locking piece kick-back once more outside the dead slot, and the setting up of extrusion piece provides the handheld point of extrusion, makes things convenient for operating personnel's operation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the supporting legs are rotated to one side of each supporting leg to abut against the inner bottom wall of the U-shaped sleeve, so that the position of each supporting leg is locked, the supporting rods and the vertical rods are stretched together and support the top frame while the supporting legs rotate, then the positions of the supporting rods are locked by the springs and the locking blocks, on one hand, the U-shaped sleeves and the locking blocks limit the rotation of the supporting legs, and on the other hand, the supporting frame is additionally provided with an inclined support between the supporting legs and the top frame, so that the stability of the folding table frame is effectively enhanced;

2. the arrangement of the reinforcing ribs divides a frame-shaped structure formed by surrounding the supporting rods and the vertical rods into a plurality of triangular structures, the triangular structures are stable, and the structural stability of the supporting frame is higher;

3. utilize spring and locking piece to lock the bracing piece position, the locking mode is simple, and maneuverability is strong.

Drawings

Fig. 1 is a schematic view of the overall structure of the stretched embodiment of the present application.

Fig. 2 is an enlarged schematic view of a structure at a in fig. 1.

Fig. 3 is a schematic view of the overall structure after the embodiment of the present application is folded.

Reference numerals: 1. a top frame; 11. a long rod; 12. a short bar; 13. a chute; 14. an empty groove; 15. pushing the groove; 2. a support leg; 21. fixing the rod; 3. a support frame; 31. a support bar; 311. a slider; 32. a vertical rod; 33. reinforcing ribs; 4. a locking member; 41. a locking block; 5. a spring; 6. an extrusion; 61. extruding the block; 7. a limiting member; 71. a U-shaped sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a foldable table frame. Referring to fig. 1, a folding table frame includes top frame 1 and four landing legs 2, top frame 1 includes two stock 11 and two quarter butt 12, two stock 11 are parallel to each other, two quarter butt 12 are parallel to each other, and equal perpendicular connection between stock 11 and the quarter butt 12, two stock 11, two quarter butt 12 enclose to establish and are the rectangle frame form, four landing legs 2 are the cuboid, four landing legs 2 rotate the tip of connecting at stock 11 respectively, and one side that stock 11 is close to landing leg 2 is provided with 2 pivoted limiting member 7 of limited landing leg, limiting member 7 includes four U-shaped covers 71, the one end of four U-shaped covers 71 all sets firmly on the both ends of two stock 11 perpendicularly, the one end of four landing legs 2 all rotates the cover and locates in U-shaped cover 71, and the rotation axial of landing leg 2 is along the width direction of landing leg 2. When using folding table, rotate four landing legs 2 to four one side butt of landing leg 2 on the inner diapire of U-shaped cover 71 to the direction that is close to the interior diapire of U-shaped cover 71 in proper order, at this moment, landing leg 2 is perpendicular setting with top frame 1, realize the folding expansion of table frame, the rotation direction and the biggest turned angle of landing leg 2 are injectd in the setting of U-shaped cover 71, make landing leg 2 and top frame 1 mutually perpendicular, and the steady placing in subaerial of landing leg 2, during later stage overlap joint table, it is more stable.

Referring to fig. 1, a fixed rod 21 is fixedly connected between adjacent legs 2 at a short distance, and in the rotating process of the legs 2, the distance between the adjacent legs 2 is constant due to the additional arrangement of the fixed rod 21, so that the legs 2 smoothly rotate into the U-shaped sleeve 71.

Referring to fig. 1, rotating on the dead lever 21 and being connected with carriage 3, carriage 3 keeps away from the one end of landing leg 2 and slides and inlays and locate in frame 1, and carriage 3 is provided with two sets ofly, and two sets of carriage 3 form triangular supports structure along the width direction symmetry axis symmetric distribution of stock 11 between carriage 3 and frame 1 and the adjacent landing leg 2, effectively strengthen landing leg 2 to the support stability of frame 1 to improve whole table frame stability.

Referring to fig. 1, the support frame 3 includes a support rod 31 and two vertical rods 32, the support rod 31 is a rectangular parallelepiped, two ends of the support rod 31 are respectively slidably connected between two long rods 11, the support rod 31 is parallel to the short rod 12, the vertical rods 32 are rectangular parallelepiped, two ends of the two vertical rods 32 are respectively rotatably connected to the support rod 21 and the support rod 31, and the two vertical rods 32 are parallel to each other. Bracing piece 31, dead lever 21 and two montants 32 enclose to establish and are the rectangular frame form, support between top frame 1 and landing leg 2, through the adduction of bracing piece 31, increase the strong point of top frame 1, simultaneously, bracing piece 31, montant 32 and dead lever 21 form the bearing diagonal between top frame 1 and landing leg 2 to further strengthen landing leg 2 to the supporting effect of top frame 1.

Referring to fig. 1, a reinforcing rib 33 is provided between the two vertical bars 32 in a crossing manner, and the reinforcing rib 33 is located on a diagonal line of a rectangular frame surrounded by the two vertical bars 32, the support bar 31 and the fixing bar 21. The reinforcing ribs 33 divide the rectangular frame into four triangles, so that the supporting effect of the rectangular frame is better.

Referring to fig. 1 and 2, the two ends of the support rod 31 are fixedly connected with the sliding blocks 311, the sliding blocks 311 are made of i-steel, the two opposite sides of the long rod 11 are both provided with sliding grooves 13 matched with the sliding blocks 311 in a sliding manner, the length of each sliding groove 13 and the distance between the supporting legs 2 which are tightly attached to the top frame 1 and rotate to be perpendicular to the top frame 1 are matched, the grooves of the sliding grooves 13 are matched with the length direction of the top frame 1, and the sliding blocks 311 are embedded in the sliding grooves 13 in a sliding manner. In the process of unfolding the folding table frame, the sliding block 311 slides in the sliding slot 13 until the sliding block 311 slides until the sliding block 311 abuts against the inner wall of one end of the sliding slot 13, and at the moment, the supporting leg 2 rotates to be perpendicular to the folding table frame.

Referring to fig. 2 and 3, a locking member 4 for limiting the sliding position of the support frame 3 is arranged in the sliding groove 13, the locking member 4 includes a spring 5 and two locking blocks 41, two empty grooves 14 communicated with the sliding groove 13 are further formed in the support leg 2 and the top frame 1 in a penetrating manner, the grooves of the two empty grooves 14 are in the width direction along the top frame 1, the two empty grooves 14 are respectively located at two ends of the sliding groove 13, the spring 5 and the two locking blocks 41 are both slidably connected in one empty groove 14, the telescopic direction of the spring 5 is consistent with the groove direction of the empty groove 14, the spring 5 is fixedly connected with the sliding block 311, two telescopic ends of the spring 5 respectively extend out of the sliding block 311, and the two locking blocks 41 are respectively fixedly connected to two telescopic ends of the spring 5. When the table frame is opened or folded, the spring 5 is compressed, the locking blocks 41 at two ends of the spring 5 move towards the direction close to each other until the two locking blocks 41 completely enter the empty groove 14, then the supporting leg 2 is rotated, the sliding block 311 starts to move in the sliding groove 13, when one side of the sliding block 311 abuts against the inner side wall of the sliding groove 13, the locking block 41 is also located at the empty groove 14 at one end of the sliding groove 13, the spring 5 is loosened at the moment, a part of the locking blocks 41 at two telescopic ends of the spring 5 is arranged outside the empty groove 14, the locking block 41 is clamped at the empty groove 14, the position of the sliding block 311 connected with the spring 5 is locked, at the moment, the supporting rod 31 does not slide any more, the mode that the supporting rod 31 slides is limited by the locking block 41 and the spring 5 is simpler, the relative position between the top frame 1 and the supporting leg 2 is secondarily fixed, and the stability of the folding table frame is further enhanced.

Referring to fig. 2 and 3, an extrusion member 6 is further arranged on the locking block 41, the extrusion member 6 includes two extrusion blocks 61, the extrusion blocks 61 are rectangular blocks, the two extrusion blocks 61 are respectively and vertically fixed on one side of the locking block 41 far away from the sliding groove 13, push grooves 15 communicated with the sliding groove 13 are respectively formed on one sides of the two long rods 11 far away from the sliding groove 13, and one end of the extrusion block 61 far away from the locking block 41 movably extends out of the push grooves 15. When needing folding or extending the table frame, operating personnel presses extrusion piece 61 to promote extrusion piece 61 and slide in pushing away groove 15, at this moment, locking piece 41 slides in step, when waiting to slide to spout 13 one end, unclamps extrusion piece 61, and at this moment, locking piece 41 partly kick-backs outside dead slot 14, accomplishes the locking, and extrusion piece 61 provides the handheld point of slip when operating personnel locking slide block 311 position, makes the operation more convenient.

The implementation principle of the foldable table frame in the embodiment of the application is as follows: when the table frame is stretched, firstly, the squeezing blocks 61 to the locking blocks 41 at each position are respectively squeezed and located in the empty grooves 14, then, one sides of the supporting legs 2 to the supporting legs 2 are rotated to abut against the inner bottom wall of the U-shaped sleeve 71, meanwhile, the supporting rod 31, the fixing rod 21 and the vertical rod 32 enclose the rectangular frame which is formed in a stretching mode and are simultaneously stretched out and support the top frame 1, then, the squeezing blocks 61 are loosened to enable the locking blocks 41 to rebound to the outside of the empty grooves 14, the positions of the supporting rod 31 and the fixing blocks are locked, on one hand, the U-shaped sleeve 71 and the locking blocks 41 are locked in a double-locking mode to limit the rotation of the supporting legs 2, on the other hand, the supporting frame 3 on the fixing rod 21 is provided with an inclined supporting structure between the supporting legs 2 and the top frame 1, and therefore the stability of the foldable table frame is effectively enhanced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a folding table frame, includes top frame (1) and many landing legs (2), many landing leg (2) are all rotated and are connected on top frame (1), its characterized in that: the supporting leg (2) is connected with a supporting frame (3) in a rotating mode, the supporting frame (3) is far away from one end of the supporting leg (2) is embedded in the top frame (1) in a sliding mode, a locking piece (4) used for locking the sliding position of the supporting frame (3) is arranged in the top frame (1), and a limiting piece (7) limiting the maximum rotating angle of the supporting leg (2) to ninety degrees is arranged on the top frame (1).

2. A foldable table frame as claimed in claim 1, wherein: the limiting piece (7) comprises a U-shaped sleeve (71), one end of the U-shaped sleeve (71) is arranged on the peripheral side of the top frame (1), one end of the supporting leg (2) is rotatably sleeved in the U-shaped sleeve (71), and one side of the supporting leg (2) is movably abutted to the inner bottom wall of the U-shaped sleeve (71).

3. A foldable table frame as claimed in claim 1, wherein: be provided with slider (311) on carriage (3), top frame (1) go up seted up with spout (13) of slider (311) slip adaptation, slider (311) slip inlay is located in spout (13), locking piece (4) are including locking piece (41), locking piece (41) elasticity sets up on slider (311), top frame (1) go up still seted up with dead slot (14) of locking piece (41) size adaptation, the groove of dead slot (14) to with the groove of spout (13) is to perpendicular, still be provided with on locking piece (41) and be used for the drive locking piece (41) activity is stretched out extrusion spare (6) of dead slot (14).

4. A foldable table frame as claimed in claim 1, wherein: the supporting frame (3) is provided with a plurality of supporting frames.

5. A foldable table frame as claimed in claim 3, wherein: the utility model discloses a supporting frame, including bracing piece (31) and two montants (32), the both ends of bracing piece (31) are slided respectively and are inlayed and locate in spout (13), two the one end of montant (32) is all rotated and is connected on the week side of bracing piece (31), and two montant (32) are parallel to each other, two the other end of montant (32) is all rotated and is connected on landing leg (2).

6. A foldable table frame, as claimed in claim 5, wherein: and a plurality of reinforcing ribs (33) are arranged between the two vertical rods (32) in a crossed manner.

7. A foldable table frame as claimed in claim 3, wherein: the slider (311) is provided with a spring (5), the spring (5) and the locking block (41) are arranged in the empty groove (14), and the locking block (41) is arranged on the telescopic end of the spring (5).

8. A foldable table frame as claimed in claim 3, wherein: extruded piece (6) are including extrusion piece (61), extrusion piece (61) set up on the surface of locking block (41), top frame (1) set up on the surface with spout (13) intercommunication push away groove (15), extrusion piece (61) sliding connection be in push away in groove (15).

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