CN216089356U - Folding table with contraction mechanism - Google Patents

Abstract

The utility model discloses a telescopic table board structure and a folding table, which comprise a fixed table board and a plurality of movable table boards which are arranged on the peripheral side of the fixed table board in a sliding way, so that the movable table boards have a first state of being spliced on the peripheral side of the fixed table board and a second state of being accommodated below the fixed table board; the limiting mechanism is used for keeping each group of movable table plates in a first state; the elastic mechanism is retractably connected between each group of the movable table plates and the fixed table plates so as to pull the movable table plates separated from the limiting mechanism to move below the fixed table plates; in the telescopic table plate mechanism and the folding table, the movable table plate is connected with the fixed table plate through the telescopic elastic mechanism, and after the limiting mechanism on the movable table plate is unlocked, the elastic mechanism contracts and pulls the movable table plate to drive the movable table plate to contract and recover towards the direction of the fixed table plate.

Description

Folding table with contraction mechanism

Technical Field

The utility model relates to the field of folding tables, in particular to a folding table with a contraction mechanism.

Background

The chinese patent with application number 201520207532.2 discloses a folding table with a safety pin, which comprises a supporting mechanism consisting of table legs and a table body, a fixed table plate arranged on the supporting mechanism, and a movable table plate slidably arranged on two sides of the fixed table plate, wherein a track mechanism for allowing two groups of movable table plates to slide relatively is arranged in the supporting mechanism, so that the two groups of movable table plates can be contracted and expanded relatively.

Such as the folding table of the type introduced in the above-mentioned patent can conveniently adjust the size of the table top according to the actual demand, and the expansion and contraction of the movable table plate both need manual operation, and in order to further improve the convenience of the folding table, it is necessary to provide a folding table structure with the movable table plate capable of automatically contracting.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the background art and provides a telescopic table board structure and a folding table with the same.

The telescopic table plate structure comprises a fixed table plate and a plurality of movable table plates which are arranged on the periphery of the fixed table plate in a sliding manner, so that the movable table plates have a first state of being spliced on the periphery of the fixed table plate and a second state of being accommodated below the fixed table plate; the limiting mechanism is used for keeping each group of movable table plates in a first state;

still include connect in the elastic mechanism between every group removes table and the fixed table contractibly to the removal table that the pulling breaks away from behind the stop gear moves to fixed table below.

Preferably, each group of the movable table plates is provided with a track clamp, the track clamp is provided with two groups of rotating wheels, and a first sliding rail and a second sliding rail which are in one-to-one correspondence connection with the two groups of the rotating wheels on each group of the track clamp are arranged below the fixed table plates; the second slide rail comprises an inclined section extending in the direction away from the fixed table plate, and an upward bending section and a sinking section which are sequentially arranged at the tail end of the inclined section, and the roller positioned in the first slide rail moves towards the tail end of the inclined section and is clamped in the sinking section, so that each group of movable table plates keeps a first state;

the limiting mechanism comprises a sinking section and a roller clamped in the sinking section.

Preferably, the elastic mechanism comprises a box body and a connecting rope, and a winding drum capable of winding the connecting rope in a rotatable manner and a clockwork spring for driving the winding drum to wind the connecting rope are arranged in the box body;

the box body is arranged below the fixed table plate, and the connecting rope is connected with the movable table plate.

Preferably, the bottom of the movable table plate is provided with an anti-bending strip, and the anti-bending strip is detachably connected with the rail clamp.

Preferably, a connecting column is arranged on the bending-proof strip, and the tail end of the connecting rope is sleeved on the connecting column.

Still provide a folding table, folding table includes supporting mechanism and as above telescopic table structure, fixed table in the telescopic table structure install in on the supporting mechanism.

Preferably, the supporting mechanism is further provided with a locking mechanism for preventing the limiting mechanism from failing.

Preferably, locking mechanical system includes the spring bolt that can follow the perpendicular to and remove table moving direction flexible, the track presss from both sides and has the department of resist, and when the gyro wheel card is gone into when sinking the section in, the spring bolt stretch out the butt in on the department of resist to prevent that the gyro wheel from sliding away from sinking the section.

Preferably, the elastic mechanism is arranged inside the supporting mechanism, and a through hole for the connecting rope to penetrate out is formed in the supporting mechanism; still be equipped with the fixed pulley that supplies to connect the rope to set up in the supporting mechanism to avoid connecting rope friction through-hole lateral wall.

The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:

in the telescopic table plate mechanism and the folding table, the movable table plate is connected with the fixed table plate through the telescopic elastic mechanism, and after the limiting mechanism on the movable table plate is unlocked, the elastic mechanism contracts and pulls the movable table plate to drive the movable table plate to contract and recover towards the direction of the fixed table plate.

Drawings

FIG. 1 is a top view of the folding table of the present invention;

FIG. 2 is a schematic view of the folding table of the present invention with the table top removed;

FIG. 3 is a schematic view of the sliding principle of the folding table of the present invention;

FIG. 4 is a top view of the folding table of the present invention with the fixed stay plates removed;

icon: 10-fixed table, 100-fixed supporting plate, 20-moving table, 200-bending-proof strip, 2000-connecting column, 210-rail clamp, 2100-resisting part, 30-supporting mechanism, 300-first sliding rail, 310-second sliding rail, 3110-inclined section, 3120-upper bending section, 3130-lower bending section, 320-through hole, 40-locking mechanism, 50-elastic mechanism, 500-connecting rope.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Referring to fig. 1 to 4, the present embodiment provides a retractable table structure, including a fixed table 10 and a plurality of movable tables 20 slidably disposed around the fixed table 10, such that the movable tables 20 have a first state spliced around the fixed table 10 and a second state accommodated under the fixed table 10; further, a stopper mechanism for keeping the first state of each set of the movable table 20 is provided.

According to the required form of the telescopic table structure, the movable table 20 can be provided with one group, two groups, three groups or more than three groups, in the embodiment, two groups are arranged oppositely, and the movable table can be spliced into a complete round table by the fixed table 10 in the unfolded state; the limiting mechanism can be a plug pin, a buckle and the like which can be pulled out and inserted easily.

In addition, an elastic mechanism 50 is retractably connected between each set of the movable table 20 and the fixed table 10, so as to pull the movable table 20 separated from the limiting mechanism to move below the fixed table 10.

The elastic mechanism 50 can be an elastic belt, a tension spring and the like, one end of the elastic mechanism is connected to the movable table plate 20, and the other end of the elastic mechanism is connected to the lower part of the fixed table plate 10; in this embodiment, the elastic mechanism 50 includes a box body and a connection rope 500, and a winding drum for rotatably winding the connection rope 500 and a spring for driving the winding drum to wind the connection rope 500 are disposed in the box body; the box body is arranged below the fixed table board 10, and the connecting rope 500 is connected with the movable table board 20 to drive the two groups of movable table boards 20 separated from the limiting mechanism to be folded.

In addition, each group of the movable table plates 20 is provided with a track clamp 210, and the track clamp 210 is provided with two groups of rotating wheels, wherein the track clamp 210 is of a steel structure and has high structural strength; the prior art mentioned in the background patent literature is: the track comprises a first slide rail 300 and a second slide rail 310 which are connected with two groups of rotating wheels (not shown) on each group of track clips 210 in a one-to-one correspondence manner, and the first slide rail 300 and the second slide rail 310 are arranged on two sides of each group of movable table plates 20; the second slide rail 310 includes an inclined section 3110 extending upward and inclined away from the fixed table 10, and an upward bent section 3120 and a downward bent section 3130 sequentially disposed at the end of the inclined section 3110, and during the expansion of the movable table 20, the roller in the first slide rail 300 moves toward the end of the inclined section 3110, sequentially passes through the upward bent section 3120 and is clamped into the downward bent section 3130, so that the two groups of movable tables 20 maintain a relatively expanded state and are spliced with the middle fixed table 10, and during the contraction, the movable table 20 is slid backward only to separate the roller from the downward bent section 3130, sequentially passes through the upward bent section 3120 and the downward inclined section 3110, and finally slides under the fixed table 10, thereby achieving the contraction.

The utility model also provides a folding table, which comprises the telescopic table plate structure and the supporting mechanism 30, wherein the supporting mechanism 30 comprises table legs and a table body, and the fixed table plate 10 is fixedly arranged on the table body.

The supporting mechanism 30 is provided with a track for the two sets of moving tables 20 to slide relatively and a limiting mechanism for keeping the two sets of moving tables 20 in a relatively unfolded state, so that the two sets of moving tables 20 can be unfolded or folded relatively according to requirements.

In this embodiment, the bottom of the movable table plate 20 is provided with the anti-bending strip 200, and two ends of the anti-bending strip 200 are detachably connected with the rail clip 210, so as to facilitate the detachment and assembly of the movable table plate 20; it should be noted that: in fig. 2 and 3, the bending-prevention bars 200 under the two sets of the movable tables 20 are respectively unfolded and contracted, so that the two sets of the movable tables 20 are correspondingly unfolded.

In some preferred embodiments, the bending prevention bar 200 is provided with a connection column 2000, the end of the connection rope 500 is sleeved on the connection column 2000, and when the movable table 20 is unfolded, the movable table 20 is pulled outwards to overcome the elastic force of the elastic mechanism 50.

In this embodiment, the elastic mechanism 50 is disposed inside the supporting mechanism 30, and the supporting mechanism 30 is provided with a through hole 320 for the connecting rope 500 to pass through; a fixed pulley for the connection rope 500 to be set up is further arranged in the supporting mechanism 30, so that the connection rope 500 is prevented from rubbing the side wall of the through hole 320.

In addition, referring to fig. 3, a locking mechanism 40 for preventing the limiting mechanism from failing is further disposed on the supporting mechanism 30 to prevent children and the like from touching and unlocking the limiting mechanism by mistake, and the locking mechanism 40 may adopt a common bolt lock structure with/without frame on the market; a lock tongue capable of extending and retracting in a direction perpendicular to the moving direction of the moving table 20 is disposed in the locking mechanism 40, the rail clip 210 has a stopping portion 2100, and when the roller is clamped into the sinking section 3130, the lock tongue extends out to abut against the stopping portion 2100, so as to prevent the roller from sliding off the sinking section 3130.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The telescopic table plate structure comprises a fixed table plate (10) and a plurality of movable table plates (20) which are slidably arranged on the periphery of the fixed table plate (10), so that the movable table plates (20) have a first state of being spliced on the periphery of the fixed table plate (10) and a second state of being accommodated below the fixed table plate (10); and a limiting mechanism which enables each group of the movable table plates (20) to keep a first state; the method is characterized in that:

the table further comprises an elastic mechanism (50) which is connected between each group of movable table plates (20) and the fixed table plates (10) in a retractable manner, so that the movable table plates (20) separated from the limiting mechanism are pulled to move to the lower side of the fixed table plates (10).

2. A retractable table structure as claimed in claim 1, wherein: each group of movable table plates (20) is provided with a track clamp (210), two groups of rotating wheels are arranged on the track clamp (210), and a first sliding rail (300) and a second sliding rail (310) which are connected with the two groups of rotating wheels on each group of track clamps (210) in a one-to-one correspondence mode are arranged below each fixed table plate (20); the second sliding rail (310) comprises an inclined section (3110) extending in the direction departing from the fixed table plate (10), and an upward bending section (3120) and a sinking section (3130) which are sequentially arranged at the tail end of the inclined section (3110), and the rollers positioned in the first sliding rail (300) move towards the tail end of the inclined section (3110) and are clamped in the sinking section (3130), so that each group of movable table plates (20) keeps a first state;

the limiting mechanism comprises a sinking section (3130) and a roller clamped in the sinking section (3130).

3. A retractable table structure as claimed in claim 2, wherein: the elastic mechanism (50) comprises a box body and a connecting rope (500), wherein a winding drum capable of winding the connecting rope (500) in a rotatable manner and a clockwork spring for driving the winding drum to wind the connecting rope (500) are arranged in the box body;

the box body is arranged below the fixed table board (10), and the connecting rope (500) is connected with the movable table board (20).

4. A retractable table structure as claimed in claim 3, wherein: the bottom of the movable table plate (20) is provided with an anti-bending strip (200), and the anti-bending strip (200) is detachably connected with the track clamp (210).

5. A retractable table structure as claimed in claim 4, wherein: the anti-bending rope is characterized in that a connecting column (2000) is arranged on the anti-bending strip (200), and the tail end of the connecting rope (500) is sleeved on the connecting column (2000).

6. Folding table, its characterized in that: the folding table comprises a support mechanism (30) and a retractable table structure as claimed in any one of claims 2 to 5, wherein a fixed table (10) in the retractable table structure is mounted on the support mechanism (30).

7. A folding table according to claim 6, wherein: and the supporting mechanism (30) is also provided with a locking mechanism (40) for preventing the limiting mechanism from failing.

8. A folding table according to claim 7, wherein: the locking mechanism (40) comprises a lock tongue which can stretch out and draw back along the direction perpendicular to the moving direction of the moving table plate (20), a resisting part (2100) is arranged on the track clamp (210), and when the roller is clamped into the sinking section (3130), the lock tongue extends out and abuts against the resisting part (2100) to prevent the roller from sliding away from the sinking section (3130).

9. A folding table according to claim 6, wherein: the elastic mechanism (50) is arranged inside the supporting mechanism (30), and a through hole (320) for the connecting rope (500) to penetrate out is formed in the supporting mechanism (30); and a fixed pulley for the connection rope (500) to be erected is further arranged in the supporting mechanism (30) so as to prevent the connection rope (500) from rubbing the side wall of the through hole (320).

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