CN117016950A

CN117016950A - Dual-purpose folding table for sitting and lying

Info

Publication number: CN117016950A
Application number: CN202311300007.0A
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-10
Filing date: 2023-10-09
Publication date: 2023-11-10

Abstract

The invention relates to a sitting and lying dual-purpose folding table and a supporting device thereof, comprising: a supporting device consisting of a cross beam and an inverted V-shaped supporting piece and a sitting and lying dual-purpose folding table additionally provided with a front table plate, a rear table plate and a hovering mechanism; the folding table for sitting and lying has the advantages that the front table plate and the rear table plate are hinged on the front side and the rear side of the supporting device, the hovering mechanism is arranged in the hinge joints of the front table plate, the rear table plate and the supporting device or included angles of the front table plate and the rear table plate, the front table plate and the supporting device, the front table plate and the rear table plate can be turned over to open the box, the hinge can drive a flat article to vertically display at a more comfortable flat angle, the folding table can be conveniently and rapidly unfolded and folded, sitting and lying dual-purpose folding tables can be used in a sitting and lying operation, and the folding table has stable structure, flexible adjustment and convenient folding and can store articles.

Description

Dual-purpose folding table for sitting and lying

Technical Field

The invention belongs to the technical field of articles for daily use, and particularly relates to a sitting and lying dual-purpose folding table.

Background

The portable folding table or the folding chair in life is used as the supplement of daily furniture or fixed furniture, and brings great convenience to people. The foldable table in the prior art usually adopts a supporting mode that the legs are arranged at two sides or under four corners of the table top to support, the purpose of small occupied area is achieved by inwards folding or shrinking the supporting legs, although the occupied area is small, the stability of the table supported by the legs when the foldable table is used is defective, and meanwhile, the table top needs more steps when being unfolded and shrunk, and does not have the function of sitting and lying, so that the foldable table in the prior art needs to be improved.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the sitting and lying dual-purpose folding table which has the advantages of stable tabletop structure, flexible adjustment, convenient folding and storage.

The technical scheme adopted for solving the technical problems is as follows: a support device for a folding table for sitting and lying is provided, which is characterized by comprising:

the cross beam (1), at least one cross beam is used for linking two groups of inverted V-shaped supporting pieces left and right;

the inverted V-shaped supporting piece is formed by hinging two supporting legs (5) front and back of a central frame (8) and arranging a connecting rod (9) to lock the positions and control the directions of the supporting legs (5) and the buckling fit of an abutting piece (53), two ends of the connecting rod (9) are connected with the front supporting leg and the rear supporting leg or respectively connected with the central frame (8) and the supporting legs (5), the connecting mode of the connecting rod (9) is hinged or the occlusion of the two corresponding shapes of the connecting contact,

the telescopic rod (6) is sleeved in each supporting leg (5), a supporting pin shaft (61) and a buckling piece (62) are arranged in each telescopic rod (6), one end of each supporting pin shaft (61) penetrates out of a notch on one side of each supporting leg (5), each buckling piece (62) can be matched with an inner notch (51) of each supporting leg (5) by taking the supporting pin shaft (61) as a rotating shaft to fix the telescopic length of each telescopic rod (6), each telescopic rod (6) is sleeved in each supporting pin shaft (61) as a node, the lower end of each supporting leg (5) is linked with the corresponding hovering mechanism (4) to slide along the corresponding supporting leg direction, and each abutting piece (53) is arranged on a connecting rod (9) or on the inner side of each supporting leg or is fixed at the lower end of a central frame (8) to trigger and offset with each buckling piece (62) and used for driving the corresponding buckling piece (62) to buckle and the corresponding inner notch (51) of each supporting leg (5) to be separated from each other.

As a preferable technical scheme of the invention, the front and rear supporting legs are coaxially hinged by the central frame (8), the connecting rod (9) is a folding connecting rod (9 a), the folding connecting rod (9 a) is formed by hinging a long connecting rod (91 a) and a short connecting rod (92 a) and can be rotatably folded in half, two ends of the folding connecting rod are respectively hinged on the inner sides of the front and rear supporting legs, one side of the long connecting rod (91 a) is provided with a limiting lug, and the short connecting rod (92 a) is provided with a notch for being clamped into the limiting lug.

As a preferable technical scheme of the invention, the front and rear supporting legs are non-coaxially hinged by the central frame (8), the connecting rod (9) is a pair of mirror image connecting rods (9 b), two ends of the mirror image connecting rods (9 b) are respectively connected with the central frame (8) and the supporting legs (5), one end is hinged, the other end is engaged and offset with the corresponding shape of the connecting part,

the inverted V-shaped support includes: the device comprises a central frame (8), a connecting rod shaft (52), a mirror image connecting rod (9 b) and a toggle piece (82); the head end of the mirror image connecting rod (9 b) is hinged with the supporting leg (5) through a connecting rod shaft (52), the tail end of the mirror image connecting rod is embedded into the guide groove locking end of the central frame (8), and the tail end of the mirror image connecting rod is driven to slide upwards along the guide groove to be out of the locking end in a release state;

has a release state and a locking state,

when the pulling and stirring piece (82) drives the tail end of the mirror image connecting rod (9 b) to slide upwards along the guide groove of the central frame (8) to slide out of the locking end, the supporting leg (5) rotates and folds around the rotating supporting leg shaft (81), meanwhile, the abutting piece (53) abuts against the buckling piece (62) to drive the abutting piece to buckle and separate from the notch (51) on the inner side of the supporting leg (5) so as to release the telescopic rod (6),

when the front and rear supporting legs (5) are unfolded, the mirror image connecting rod (9 b) is driven to rotate and unfold, the tail end of the mirror image connecting rod (9 b) slides downwards into the locking end below the guide groove of the central frame (8), the telescopic rod (6) stretches out to drive the clamping piece (62) to be buckled at the notch position at the inner side of the supporting leg (5), and the connecting rod sliding connection mechanism is reset to a locking state.

As a preferable technical scheme of the invention, the connecting rod is a movable limiting pin (9 c) or a sliding limiting block, is in sliding connection with the central frame (8) and is in contact with or separated from the release supporting leg through the sliding limiting,

the inverted V-shaped support includes: the movable limiting pin (9 c) is embedded into a hole groove formed by overlapping the central frame (8) and the supporting leg, and the toggle piece (82) is hinged to the upper end of an extension firmware of the movable limiting pin (9 c).

The invention further solves the technical problems on the basis of the supporting device of the sitting and lying dual-purpose folding table, which adopts the following technical scheme: there is provided a dual-purpose folding table for sitting and lying, comprising a supporting device of the dual-purpose folding table for sitting and lying as claimed in claim 1, and additionally provided front table plate, rear table plate and hovering mechanism, characterized in that,

the front table plate and the rear table plate are hinged on the front side and the rear side of the supporting device, the front table plate (2) and the rear table plate (3) can be respectively single plate surface components or divided into upper cover surfaces (31, 21) and bottom boxes (32, 22), and the upper cover surfaces (31, 21) are fixedly connected with the bottom boxes (32, 22) and can be turned over or opened in a pushing and pulling manner; the bottom boxes (32, 22) are divided into small cells, the upper cover surfaces (31, 21) are divided into at least one block corresponding to the cell bottom boxes (32, 22), and at least one first upper cover surface (31 a, 21 a) can be turned upwards and hovered relatively independently and extend out of the supporting rods (33, 23);

the hovering mechanism (4) is arranged in the hinge joints of the front table plate and the rear table plate and the supporting device or the included angles of the hinge joints, is used as a supporting member to connect the lower left side and the lower right side of the front table plate and the lower right side of the rear table plate, one end of the hovering mechanism is connected with the table plate, and the other end of the hovering mechanism is connected with the supporting device to maintain the unfolding and hovering of the front table plate and the rear table plate.

As a preferable technical scheme of the invention, the hovering mechanism is arranged at the lower left side and the lower right side of the front desk plate and the rear desk plate as supporting members, at least one sawtooth notch and a groove hook at the tail end are arranged at the lower edge of the hovering mechanism, the sawtooth notch of the hovering mechanism (4) is abutted with a supporting pin shaft (61) at the upper end of a telescopic rod (6) through adjustment, and then the front desk plate and the rear desk plate are driven to change the inclination, and the upper pendulum drives the hovering mechanism (4) to be pulled up until the supporting pin shaft (61) slides into the groove hook at the tail end of the hovering mechanism (4), or the hovering mechanism is arranged to be controlled by a ratchet wheel arranged by matching a desk plate and a supporting leg hinge joint pawl.

As a preferable technical proposal of the invention, the front desk board (2)

The blocking piece (24) is arranged on the front and rear table boards, the blocking piece (24) is fixedly connected to the cross beam (1) or the front and rear table boards through lines, or the blocking piece (24) is fixedly arranged with the front table board (2) in a matched mode, and the magnetic blocks (25) are attached to the table boards to be adsorbed and fixed.

As a preferable technical scheme of the invention, the edges of the lower surfaces of the two ends of the front desk plate and the rear desk plate are additionally provided with clamping structures or magnetic attraction components for butt-joint adsorption and closure, and the edges of the upper covers (31, 21) and the bottom boxes (32, 22) are also additionally provided with clamping structures or magnetic attraction components for butt-joint adsorption and closure.

As a preferable technical scheme of the invention, at least one notch (51) on the inner side of the supporting leg (5) is matched with a buckle piece (62) on the telescopic rod (6) to fix the telescopic length in a multi-gear way, and the supporting leg (5) further comprises: and one end of the tension spring is fixed in the lower end of the supporting leg, and the other end of the tension spring is fixed at the upper end of the telescopic rod (6).

As a preferable technical scheme of the invention, the upper cover surface separated by the rear desk plate (3) can be functionally and finely divided, such as a hollowed-out plate surface for placing a notebook computer and a lower cooling fan, a reading fixing support for placing books, a concave base for placing a water cup and a groove base for placing a mobile phone flat plate.

Compared with the prior art, the invention has the beneficial effects that:

1. a triangular supporting area is formed between the supporting legs and the connecting rods as well as between the supporting legs and the central frame, so that the whole supporting leg assembly is stably supported.

2. The front table plate and the rear table plate are only required to be opened, the expansion can be completed by arranging the telescopic rods serving as the table legs on the ground, the connecting rods are stirred to be lifted up again when the telescopic rods are folded, the telescopic rods are propped into the supporting legs to be linked to complete integral folding by the reaction of downward pressing the ground, and the integral linkage opening and closing steps are simple and rapid.

3. The rear desk plate is designed to open and close the inner box space, so that the storage functional area is increased, and the space utilization rate is improved.

4. The inclination angle of the tabletop is flexibly adjusted. The back desk plate also has a rotary upper cover surface design, and the upper cover surface can also drive the flat article to vertically display at a more comfortable flat viewing angle by a hinge so as to have upper hand operability when lying.

Description of the drawings:

FIG. 1 is a schematic drawing of an open-close side view of a dual-purpose folding table link for sitting and lying according to the present invention as a fold-over link;

FIG. 2 is a schematic perspective view of a folding table with a folding link for sitting and lying in accordance with the present invention;

FIG. 3 is an exploded view of a half of a connecting rod of a folding table for sitting and lying according to the present invention as a mirror image;

FIG. 4 is a partially exploded view of a dual-purpose folding table connecting rod for sitting and lying as a movable stop pin according to the present invention;

figure 5 is a schematic view of the interior of a leg according to the present invention;

fig. 6 is a schematic perspective view of a folding table according to the present invention.

Wherein reference numerals are as follows:

a cross beam 1;

a front desk board 2, a blocking piece 24 and a magnetic block 25;

rear table 3, upper cover 31, first upper cover 31a, bottom box 32, support bar 33;

a hover mechanism 4;

the support leg 5, the notch 51, the connecting rod shaft 52 and the abutting piece 53;

the telescopic rod 6, the supporting pin shaft 61, the clamping piece 62 and the tension spring 63;

an extension leg 7;

a center frame 8, a supporting leg shaft 81 and a toggle member 82;

the link 9, the folding link 9a, the long link 91a, the short link 92a, the mirror image link 9b, and the movable stopper pin 9c.

Detailed Description

The technical solutions of the folding table for sitting and lying of the present invention will be described clearly and completely below with reference to the accompanying drawings, it being evident that the embodiments described are only some, but not all, of the embodiments of the present invention.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "inner," "outer," "leading," "trailing," and the like indicate orientations or positional relationships in which the present invention is described and simplified merely for purposes of illustration, rather than indicating or implying that the device or element being referred to must have a particular orientation, configuration and operation in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1 to 5, a supporting device for a folding table for sitting and lying, is characterized by comprising:

the cross beam (1) is used for connecting two groups of inverted V-shaped supporting pieces left and right, and can be connected with only the front table legs or the central frame or the rear table legs of the two groups of inverted V-shaped supporting pieces, or connected with a plurality of pieces;

the inverted V-shaped supporting piece is formed by hinging two supporting legs (5) front and back of a central frame (8) and arranging a connecting rod (9) to lock the positions and control the directions of the supporting legs (5) and the buckling fit of an abutting piece (53), wherein the two ends of the connecting rod (9) are connected with the front supporting leg and the rear supporting leg or are respectively connected with the central frame (8) and the supporting legs (5) in pairs, the connecting mode of the connecting rod (9) is either hinging or the buckling butt of the two corresponding shapes of the connecting contact,

the support legs (5) are internally sleeved with telescopic rods (6), the telescopic rods (6) are internally provided with support pins (61) and buckling pieces (62), one ends of the support pins (61) penetrate through the notch on one side of the support legs (5), the buckling pieces (62) can be matched with notches (51) on the inner sides of the support legs (5) by taking the support pins (61) as rotating shafts to fix the telescopic length of the telescopic rods (6), the telescopic rods (6) are sleeved in the support pins (61) as nodes, the lower ends of the support legs (5) are in linkage hovering mechanisms (4) and slide along the directions of the support legs,

the abutting piece (53) is arranged on the connecting rod (9) or on the inner side of the supporting leg or is fixed at the lower end of the central frame (8), and is clamped when the supporting leg (5) is folded, so that the abutting piece (53) is embedded into the supporting leg (5) to trigger against the buckling piece (62) to drive the supporting leg to buckle into and separate from a notch (51) on the inner side of the supporting leg (5).

As shown in figure 1 or 2 of the drawings,

the front support leg and the rear support leg are coaxially hinged by the central frame (8), the connecting rod (9) is a folding connecting rod (9 a), the folding connecting rod (9 a) is formed by hinging a long connecting rod (91 a) and a short connecting rod (92 a) in a hinged mode, the folding connecting rod can be rotationally folded in half, two ends of the folding connecting rod are respectively hinged to the inner sides of the front support leg and the rear support leg, a limiting lug is arranged on one side of the long connecting rod (91 a), and a notch for being clamped into the limiting lug is formed in the short connecting rod (92 a).

As shown in fig. 3 or 6, the front and rear supporting legs are non-coaxially hinged by the central frame (8), the connecting rod (9) is a pair of mirror image connecting rods (9 b), two ends of the mirror image connecting rods (9 b) are respectively connected with the central frame (8) and the supporting legs (5), one ends are hinged, the other ends are engaged and offset with corresponding shapes at the connecting positions,

has a release state and a locking state,

As shown in fig. 4, the connecting rod is a movable limiting pin (9 c) or a sliding limiting block, is in sliding connection with the central frame (8), is abutted or separated from the release supporting leg through the sliding limiting,

As shown in fig. 1 to 6, the technical scheme adopted for further solving the technical problems on the basis of the supporting device of the sitting and lying dual-purpose folding table is as follows: a front desk plate, a rear desk plate and a hovering mechanism are additionally arranged, which is characterized in that,

As shown in fig. 1, 2 and 6, the hovering mechanism is arranged at the lower left side and the lower right side of the front desk plate and the rear desk plate as supporting members, at least one sawtooth notch and a tail end groove hook are arranged at the lower edge of the hovering mechanism, the sawtooth notch of the hovering mechanism (4) is abutted with a supporting pin shaft (61) at the upper end of a telescopic rod (6) through adjustment, and then the front desk plate and the rear desk plate lower hem are driven to change inclination, and the upper hem drives the hovering mechanism (4) to be pulled up until the supporting pin shaft (61) slides into the tail end groove hook of the hovering mechanism (4), or the hovering mechanism is arranged to be controlled by a ratchet wheel arranged by matching a desk plate with a supporting leg hinge joint pawl.

As shown in fig. 6, the front table (2) is provided with a blocking piece (24), the blocking piece (24) is fixedly connected to the cross beam (1) or the front and rear tables by lines, or the blocking piece (24) is fixedly attached to the table by a magnetic block (25) fixedly arranged with the front table (2).

The edges of the lower surfaces of the two ends of the front desk plate and the rear desk plate are additionally provided with clamping structures or magnetic attraction components for butt joint adsorption and closure, and the edges of the upper cover surfaces (31, 21) and the bottom boxes (32, 22) are also additionally provided with clamping structures or magnetic attraction components for butt joint adsorption and closure.

As shown in fig. 5, at least one notch (51) on the inner side of the supporting leg (5) is matched with a buckle piece (62) on the telescopic rod (6) to fix the telescopic length in multiple steps, and the supporting leg (5) further comprises: and one end of the tension spring is fixed in the lower end of the supporting leg, and the other end of the tension spring is fixed at the upper end of the telescopic rod (6).

The upper cover surface separated by the rear desk plate (3) can be functionally subdivided, such as a hollow plate surface for placing a notebook computer and a lower cooling fan, a reading fixing support for placing books, a concave base for placing a water cup and a groove base for placing a mobile phone flat plate.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims

1. A support device for a folding table for sitting and lying, comprising: a cross beam, an inverted V-shaped support;

the cross beam is used for connecting two groups of inverted V-shaped supporting pieces left and right;

the inverted V-shaped supporting piece is formed by hinging two supporting legs back and forth by a central frame and arranging a connecting rod for locking the positions of the supporting legs and controlling the directions of the supporting legs, and buckling matching of a collision piece, wherein the two ends of the connecting rod are connected with the front and back supporting legs or are connected with the central frame and the supporting legs in pairs respectively, the connecting mode of the connecting rod is hinged or is the buckling and propping of the two corresponding shapes of the connecting rod or the connecting rod is in connection contact, telescopic rods are sleeved in the supporting legs, a supporting pin shaft and a buckling piece are arranged in the telescopic rods, one end of the supporting pin shaft penetrates out of a notch on one side of each supporting leg, the buckling piece can be matched with a notch on the inner side of each supporting leg to fix the telescopic rod in a telescopic length by taking the supporting pin shaft as a rotating shaft, the supporting pin shaft is sleeved at the lower end of the supporting leg linkage hovering mechanism to slide along the directions of the supporting legs, and the collision piece is arranged on the connecting rod or on the inner side of the supporting legs or is fixed at the lower end of the central frame and is triggered and propped against the buckling piece to drive the telescopic rod and the buckling piece to buckle and break away from the notch on the inner side of the supporting legs.

2. The support device for a folding table for sitting and lying in claim 1, wherein

The front supporting leg and the rear supporting leg are coaxially hinged by the central frame, the connecting rods are folding connecting rods, each folding connecting rod is formed by hinging a long connecting rod and a short connecting rod and can be rotatably folded in half, two ends of each folding connecting rod are respectively hinged to the inner sides of the front supporting leg and the rear supporting leg, one side of each long connecting rod is provided with a limiting lug, and each short connecting rod is provided with a notch for being clamped into the limiting lug.

3. The supporting device of the folding table for sitting and lying according to claim 1, wherein,

the front supporting leg and the rear supporting leg are non-coaxially hinged by the central frame, the connecting rods are a pair of mirror image connecting rods, two ends of each mirror image connecting rod are respectively connected with the central frame and the supporting leg, one end of each mirror image connecting rod is hinged, and the other end of each mirror image connecting rod is in meshing butt joint with the corresponding shape of the connecting part.

4. The support device for a folding table for sitting and lying in claim 1, wherein

The connecting rod is a movable limiting pin or a sliding limiting block, is in sliding connection with the central frame and is in interference or release with the supporting leg through the sliding limiting block.

5. A dual-purpose folding table for sitting and lying, which comprises the supporting device of the dual-purpose folding table for sitting and lying as claimed in claim 1, and a front table plate, a rear table plate and a hovering mechanism which are additionally arranged, and is characterized in that,

the front table plate and the rear table plate are hinged on the front side and the rear side of the supporting device, the front table plate and the rear table plate can be respectively a single plate surface member or are subdivided into an upper cover surface and a bottom box, and the upper cover surface is fixedly connected with the bottom box and can be turned over or opened in a pushing and pulling manner; the upper cover surface is divided into at least one block corresponding to the cell bottom box, and at least one first upper cover surface can be turned upwards and hovered relatively independently and extends out of the supporting rod;

the hovering mechanism is arranged in the hinge joints of the front table plate and the rear table plate and the supporting device or the included angles of the hinge joints, is used as a supporting member to connect the lower left side and the lower right side of the front table plate and the lower right side of the rear table plate, one end of the hovering mechanism is connected with the table plate, and the other end of the hovering mechanism is connected with the supporting device to maintain the unfolding and hovering of the front table plate and the rear table plate.

6. The folding table for sitting and lying according to claim 5, wherein the hovering mechanism is arranged at the left and right sides of the front table plate and the rear table plate as a supporting member, at least one saw tooth notch is arranged at the lower edge of the hovering mechanism, and the tail end groove hook is abutted with the supporting pin shaft at the upper end of the telescopic rod through adjusting the saw tooth notch of the hovering mechanism, so that the front and rear table plate lower swings are driven to change the inclination, and the upper swings drive the hovering mechanism to be pulled up until the supporting pin shaft slides into the tail end groove hook of the hovering mechanism.

7. A dual purpose folding table for sitting and lying as claimed in any one of claims 5 to 6 wherein the front table top

The blocking piece is arranged on the front table plate and the back table plate, and the blocking piece is fixedly connected to the cross beam or the front table plate and the back table plate through lines, or the blocking piece is fixedly arranged with the front table plate in a matched mode and attached to the table plate for adsorption and fixation.

8. A dual-purpose folding table for sitting and lying according to any one of claims 5 to 7, wherein the front table and the rear table

The edges of the lower surfaces of the two ends of the plate are additionally provided with a clamping structure or a magnetic component for butt-joint adsorption closure, and the edges of the upper cover surface and the bottom box are also additionally provided with a clamping structure or a magnetic component for butt-joint adsorption closure.

9. The dual-purpose folding table for sitting and lying according to any one of claims 5 to 8, wherein at least one notch on the inner side of the leg is matched with a fastener on the telescopic rod for multi-stage fixing of telescopic length, and the leg further comprises: and one end of the tension spring is fixed in the lower end of the supporting leg, and the other end of the tension spring is fixed at the upper end of the telescopic rod.