CN207784616U - A kind of conjoined jack-knifing table - Google Patents

Abstract

A conjoined folding table, comprising a table unit and a chair unit, one chair unit is hinged on both sides of the table unit, the table unit includes a tabletop board, a linkage pipe, a fixed seat, a hinged seat, a support pipe, a leg pipe, The positioning seat, the table connecting pipe and the table frame pipe, two table frame pipes are fixedly connected by the table connecting pipe to form a frame for laying the desktop board; the two ends of the table frame pipe are respectively fixed with a fixing seat; each table frame pipe Two linkage tubes are hinged, the lower end of the linkage tube is hinged with the corresponding leg tube through the hinge seat, and a four-bar linkage mechanism is formed between the support tube, the leg tube, the linkage tube and the table frame tube; the chair unit includes a seat support, a seat plate, The seat connecting pipe, the sliding sleeve and the seat frame pipe, the seat frame pipe, the seat support, the foot pipe and the support pipe form a variable four-bar linkage mechanism; the seat plate is laid on the surface of the seat frame pipe. The beneficial effects of the utility model are: the structure is simple, the operation is convenient and it is suitable for use in indoor, courtyard, camping and other occasions.

Description

One-piece folding table

technical field

The utility model relates to a one-piece folding table.

Background technique

A common conjoined table and chair in the prior art, such as a utility model patent titled "A Two-Person Conjoined Folding Table and Chair" was published on March 5, 2014 in the Chinese Patent Database, the patent number is 201320527031.3, a Two-person one-piece folding table and chair, which includes a tabletop mesh, one-piece frame and reinforced support frame, one-piece frame, which includes two table and chair one-piece frames connected by plug-in connectors, each table and chair one-piece frame includes A table frame and a chair frame. The table frame includes a half table frame and a bracket supporting the half table frame. The frame and the reinforcement rod, and the two ends of the reinforcement rod are connected to the support frame through the positioning seat, and the chair frame is pivotally connected to the reinforcement rod through the adapter seat, and can be rotated and folded with the reinforcement rod as the rotating shaft to form a two-person connection. Body folding table and chair structure. The disadvantage of the above-mentioned folding table and chair is that the table frame is composed of two and a half table frames. This structural arrangement makes the stability of the table support poor, and the middle connecting part is easy to sag, which affects the use function of the product. For above-mentioned shortcoming, be necessary to make improvement.

Contents of the invention

In order to overcome the problem of unstable support and easy deformation of the existing conjoined tables and chairs, the utility model provides a conjoined folding table with a table and chair with an integral structure to solve the problem of insufficient support strength caused by the combined structure of the two halves of the desktop .

A conjoined folding table according to the utility model is characterized in that it includes a table unit and a chair unit, and a chair unit is hinged on both sides of the table unit,

The table unit includes a desktop board, a linkage pipe, a fixed seat, a hinged seat, a support pipe, a foot pipe, a positioning seat, a table connecting pipe and two parallel table frame pipes, and the two table frame pipes are fixedly connected by the table connecting pipe Form a frame for laying the desktop board; each end of the table frame tube is fixed with a fixing seat; each table frame tube is hinged to two linkage tubes, and the lower end of the linkage tube is hinged to the corresponding leg pipe through the hinge seat , the foot tube is provided with a positioning seat that can correspond to the fixed seat one by one, each fixed seat is hinged to the corresponding positioning seat through the corresponding support tube, and the support tube, the foot tube, the linkage tube, and the table frame tube form a four-connection rod mechanism;

The chair unit includes a seat support, a seat plate, a seat connecting pipe, a sliding sleeve and two seat frame pipes parallel to each other, each supporting pipe is correspondingly sleeved with a sliding sleeve, and the sliding sleeve is slidably connected with the supporting pipe ; Each sliding sleeve is correspondingly hinged to a seat frame tube, and the seat frame tubes on the same side of the table unit are fixed in parallel through the seat connection tube, and the seat frame tube is hinged to the lower part of the leg tube through the corresponding seat support , the seat frame tube, the seat support, the leg tube and the support tube form a variable four-bar linkage mechanism; the seat plate is laid on the surface of the seat frame tube.

The leg pipes are U-shaped pipes, wherein the upper ends of the U-shaped pipes are respectively hinged to the linkage pipes arranged on the same side of the table unit.

The two ends of the seat support are each provided with an end sleeve, and the two end sleeves on the same base support are respectively hinged to the outer ends of the leg tube and the seat frame tube, and when the angle between the seat support and the corresponding leg tube is the largest, the The seat board is arranged horizontally.

The hinged seat has a self-locking structure.

When in use, the desktop board is fixedly connected to the table frame tube of an integrated structure, and four sets of four-bar linkage mechanisms are formed between the support tube, the leg tube, the linkage tube, and the table frame tube to realize the unfolding and folding of the table unit 2, and the legs The hinged seat between the tube and the linkage tube realizes self-locking under the state of force or self-weight on the desktop, and the table is in the unfolded state; the seat frame tube is hinged with the sliding sleeve. When in use, the sliding sleeve is under the state of self-weight or force Sliding down along the support tube until the positioning seat limits the sliding of the sliding sleeve, a variable four-bar linkage mechanism is formed between the seat frame tube, seat support, leg tube and support tube to achieve self-locking, so that the chair unit is in the unfolded position later use status.

When folding or collapsing the chair unit, lift the seat frame tube, make the sliding sleeve slide upward along the support tube, and make the variable four-bar linkage mechanism composed of the seat frame tube, seat support, leg tube and support tube produce reverse movement , until the chair unit is folded away.

When continuing to fold, push the hinged seat between the leg tube and the linkage tube towards the center, so that four sets of four-bar linkage mechanisms composed of the support tube, leg tube, linkage tube, and table frame tube can be unlocked and produce reverse movement , the leg tube on one side can be folded under the table frame tube.

When continuing to fold, fold the leg tubes on the other side below the table frame tube so that the left and right leg tubes are parallel to the table frame tube. Easy to store and carry.

The beneficial effect of the utility model is: the desktop board is fixed on the table frame tube which is rigidly set as a whole, so that the table board board can be stably supported; The four-bar linkage mechanism realizes the folding and unfolding of the table unit, and realizes the folding and unfolding of the chair unit by setting a variable four-bar linkage mechanism composed of the seat frame tube, the seat support, the foot tube and the support tube. It has the characteristics of simple structure, convenient operation and suitable for indoor, garden, camping and other occasions.

Description of drawings

Fig. 1 is the three-dimensional schematic view of the utility model;

Fig. 2 is a three-dimensional schematic view of the utility model in use;

Fig. 3 is a three-dimensional schematic view of the folded and used state of the chair of the utility model;

Fig. 4 is a three-dimensional schematic diagram of the practical folding process;

Fig. 5 is a three-dimensional schematic diagram of the utility model after being folded.

Detailed ways

Further illustrate the utility model below in conjunction with accompanying drawing

Referring to the attached picture:

Embodiment 1 A one-piece folding table described in the utility model includes a table unit 1 and a chair unit 2, and a chair unit 2 is hinged on both sides of the table unit 1,

Described table unit 1 comprises desktop board 11, linkage pipe 13, fixed seat 14, hinged seat 15, support pipe 16, leg pipe 17, positioning seat 18, table connecting pipe 12 and two table frame pipes 19 parallel to each other, two The root table frame pipe 19 is affixed by two table connecting pipes 12 parallel to each other to form a framework for laying the desktop board; the two ends of the table frame pipe 19 are respectively fixed with a fixing seat 14; each table frame pipe 19 are respectively hinged two linkage pipes 13, and the lower end of linkage pipe 13 is hinged with corresponding foot pipe 17 by hinge seat 15, and foot pipe 17 is provided with the positioning seat 18 that can correspond to holder 14 one by one, each holder 14 Through the hinge connection between the corresponding support tube 16 and the corresponding positioning seat 18, a four-bar linkage mechanism is formed between the support tube 16, the leg tube 17, the linkage tube 13 and the table frame tube 19;

The chair unit 2 includes a seat support 21, a seat plate 22, a seat connecting pipe 24, a sliding sleeve 26 and two seat frame pipes 25 parallel to each other, and each supporting pipe 16 is correspondingly socketed with a sliding sleeve 26, and the sliding sleeve 26 is The sleeves 26 are slidingly connected to the support tubes 16; each sliding sleeve 26 is correspondingly hinged to a seat frame tube 25, and the seat frame tubes 25 on the same side of the table unit 1 are connected in parallel through the seat connecting tube 24, the The seat frame tube 25 is hinged with the lower part of the leg tube 17 through the corresponding seat support 21, and a variable four-bar linkage mechanism is formed between the seat frame tube 25, the seat support 21, the leg tube 17 and the support tube 16; 22 is laid on the surface of the seat frame tube 24.

The leg pipes 17 are U-shaped pipes, wherein the upper ends of the U-shaped pipes are respectively hinged to the linkage pipes 13 arranged on the same side of the table unit 1 .

Both ends of the seat support 21 are respectively provided with an end cover 23, and the two end covers 23 on the same seat support 21 are respectively hinged with the outer ends of the leg tube 17 and the seat frame tube 25, and the seat support 21 is connected with the corresponding leg tube. When the included angle of 17 is the largest, the seat plate 22 is arranged horizontally.

The hinged seat 15 has a self-locking structure.

During use, the desktop board 11 is fixed on the table frame tube 19 of the integral structure, and four groups of four-bar linkages are formed between the support tube 16, the foot tube 17, the linkage tube 13, and the table frame tube 19 to realize the desk unit 2. Expanding and folding, the hinged seat 15 between the leg tube 17 and the linkage tube 13 realizes self-locking under the force or self-weight of the desktop board 11, and the table is in the unfolded use state; the seat frame tube 19 is hinged with the sliding sleeve 26, When in use, the sliding sleeve 23 slides downwards along the support tube 16 under its own weight or under stress until the positioning seat 18 limits the sliding of the sliding sleeve 23. A variable four-bar linkage mechanism is formed between the tubes 16 to achieve self-locking, so that the chair unit 2 is in an unfolded use state.

When folding or collapsing the chair unit 2, lift the seat frame tube 19 to make the sliding sleeve 23 slide upwards along the support tube 16, so that the seat frame tube 19, the seat support 21, the foot tube 17 and the support tube 16 can be formed. The variable four-bar linkage mechanism produces reverse motion until the chair unit 2 is folded.

When continuing to fold, the hinged seat 15 between the leg pipe 17 and the linkage pipe 13 is pushed to the center, so that four groups of four connecting rods are formed between the support pipe 16, the foot pipe 17, the linkage pipe 13, and the table frame pipe 19. The mechanism realizes unlocking and generates reverse movement, so that the leg pipe 17 on one side can be folded under the table frame pipe 19 .

When continuing to fold, fold the leg tube 17 on the other side below the table frame tube 19, so that the leg tubes 17 on the left and right sides are parallel to the table frame tube 19. At this time, the conjoined folding table is folded into a flat shape, Reduced volume for easy storage and portability.

The content described in the embodiments of this specification is only an enumeration of the realization forms of the utility model concept. The protection scope of the utility model should not be regarded as limited to the specific forms stated in the embodiments. The protection scope of the utility model also includes Equivalent technical means that those skilled in the art can think of according to the concept of the utility model.

Claims (4)

1. A conjoined folding table, characterized in that: it comprises a table unit and a chair unit, a chair unit is respectively hinged on both sides of the table unit, The table unit includes a desktop board, a linkage pipe, a fixed seat, a hinged seat, a support pipe, a foot pipe, a positioning seat, a table connecting pipe and two parallel table frame pipes, and the two table frame pipes are fixedly connected by the table connecting pipe Form a frame for laying the desktop board; each end of the table frame tube is fixed with a fixing seat; each table frame tube is hinged to two linkage tubes, and the lower end of the linkage tube is hinged to the corresponding leg pipe through the hinge seat , the foot tube is provided with a positioning seat that can correspond to the fixed seat one by one, each fixed seat is hinged to the corresponding positioning seat through the corresponding support tube, and the support tube, the foot tube, the linkage tube, and the table frame tube form a four-connection rod mechanism; The chair unit includes a seat support, a seat plate, a seat connecting pipe, a sliding sleeve and two seat frame pipes parallel to each other, each supporting pipe is correspondingly sleeved with a sliding sleeve, and the sliding sleeve is slidably connected with the supporting pipe ; Each sliding sleeve is correspondingly hinged to a seat frame tube, and the seat frame tubes on the same side of the table unit are fixed in parallel through the seat connection tube, and the seat frame tube is hinged to the lower part of the leg tube through the corresponding seat support , the seat frame tube, the seat support, the leg tube and the support tube form a variable four-bar linkage mechanism; the seat plate is laid on the surface of the seat frame tube. 2 . The one-piece folding table according to claim 1 , wherein the leg pipes are U-shaped pipes, wherein the upper ends of the U-shaped pipes are respectively hinged to linkage pipes arranged on the same side of the table unit. 3 . 3. A one-piece folding table as claimed in claim 1, characterized in that: the two ends of the seat support are respectively equipped with an end sleeve, and the two end sleeves on the same base support are connected with the leg pipe and the seat respectively. The outer end of the frame tube is hinged, and when the angle between the seat support and the corresponding leg tube is the largest, the seat plate is arranged horizontally. 4. The one-piece folding table according to claim 1, characterized in that: the hinged seat has a self-locking structure.