CN216907210U

CN216907210U - Desktop expansion table

Info

Publication number: CN216907210U
Application number: CN202220564210.3U
Authority: CN
Inventors: 朱铖
Original assignee: Changzhou Egger Smart Office Technology Co ltd
Current assignee: Changzhou Egger Smart Office Technology Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-08
Anticipated expiration: 2032-03-15

Abstract

The utility model relates to a table used in daily work and life, in particular to a table top expanding table capable of increasing the using area of a table top, aiming at enabling an auxiliary table top and a main table top to be stably and reliably connected and the operation to be simple and rapid; the table comprises a main table top and an auxiliary table top hinged on the main table top, wherein the hinged part comprises a fixed hinge part, a movable hinge part and a pin shaft for connecting the fixed hinge part and the movable hinge part; the pin shaft is fixed on the fixed hinge part, the pin hole on the movable hinge part is a long waist hole, and the fixed hinge part and the movable hinge part are connected by the pin and can be simultaneously connected by a connecting structure, so that the auxiliary table top is connected on the main table top in a plugging way in a horizontal state and swings to form a corner to be connected on the main table top in a non-horizontal state; and tension springs which respectively keep the inserting state and the corner state when no external force acts are arranged between the fixed hinge part and the movable hinge part.

Description

Desktop expansion table

Technical Field

The utility model relates to a table used in daily work and life, in particular to a table top expanding table capable of increasing the using area of a table top.

Background

The desktop expansion table is provided with a main desktop and an auxiliary desktop, the main desktop and the auxiliary desktop are combined for use when the use area needs to be increased, the existing expansion table is generally in a structure that the auxiliary desktop and the main desktop can be separated in a detachable mode, a fixing piece is arranged on the auxiliary desktop and can be clamped on the main desktop, and the expansion table has the advantages that the connection structure is simple, the cost is low, and the defects are that: firstly, the auxiliary tabletop is inconvenient to store; secondly, the installation process is still slightly troublesome; thirdly, if the main desktop is provided with the fixing hole, the clamping structure is not attractive, and if the main desktop is not provided with the fixing hole, the clamping structure is only propped against the back of the main desktop through the fixing screw, and the auxiliary desktop is not stable enough to be fixed on the main desktop in the friction fixing mode.

The folding type table also has a structure that at least two table tops are hinged with each other, or one table top to be turned is hinged on the other horizontal table top, and the table tops can be positioned on a plane through other structures.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the desktop expansion table is provided, so that the connection between the auxiliary desktop and the main desktop is stable and reliable, and the operation is simple and rapid during connection.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a desktop expansion table comprises a main desktop which is always in a horizontal state and an auxiliary desktop which is hinged on the main desktop and is only in the horizontal state when in use, wherein the hinged part comprises a fixed hinge part, a movable hinge part and a pin shaft for connecting the fixed hinge part and the movable hinge part; the pin shaft is fixed on the fixed hinge part, the pin hole on the movable hinge part is a long waist hole, and the fixed hinge part and the movable hinge part are connected by a pin and can be simultaneously connected by a connecting structure in an inserting way, so that the auxiliary table top is connected on the main table top in a horizontal state in an inserting way, and swings to form a corner to be connected on the main table top in a non-horizontal state; and tension springs which respectively keep the inserting state and the corner state when no external force acts are arranged between the fixed hinge part and the movable hinge part.

Specifically, the fixed hinge parts and the movable hinge parts are at least two groups arranged between the main table top and the auxiliary table top.

Specifically, in order to enable the auxiliary table top to move only in a plane during insertion, the length direction of the pin hole is parallel to the upper plane of the auxiliary table top, and the sliding surface of the insertion block and the insertion groove is also parallel to the upper plane of the auxiliary table top.

In order to fix the fixed hinge part conveniently, a drawer mounting plate is fixed on the back of the main table top, the fixed hinge part is fixed on the drawer mounting plate, and the drawer mounting plate can be a supporting plate of the main table top.

More specifically, two ends of the tension spring are respectively arranged on the tension spring shaft on the fixed hinge part and the movable hinge part.

The utility model has the beneficial effects that: the auxiliary desktop is always connected to the main desktop without occupying other space, the used fixed hinge piece and the used movable hinge piece are also provided with inserting structures, the long waist-shaped pin hole and the tension spring are combined, the desktop expanding process is fast and convenient to operate, and the tension spring enables the auxiliary desktop to be stably connected to the main desktop when the auxiliary desktop is used or not used.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view at A of FIG. 1;

FIG. 3 is a diagram illustrating an expanded state of a desktop according to the present invention;

FIG. 4 is a diagram illustrating an unexpanded state of a desktop according to the present invention.

In the figure: 1. the drawer comprises a main desktop, 2 parts of an auxiliary desktop, 3 parts of a fixed hinge part, 3-1 parts of an insertion block, 4 parts of a movable hinge part, 4-1 parts of an insertion groove, 4-2 parts of a pin hole, 5 parts of a pin shaft, 6 parts of a tension spring, 7 parts of a drawer mounting plate.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate only the basic structure of the utility model in a schematic manner, and preferred embodiments, and therefore show only the constituents relevant to the utility model.

Referring to fig. 1, an extended desktop comprises a main desktop 1 which is always horizontal and an auxiliary desktop 2 which is hinged on the main desktop 1 and is only horizontal when in use, and with reference to fig. 2, the hinged part comprises a fixed hinge part 3, a movable hinge part 4 and a pin shaft 5 for connecting the fixed hinge part 3 and the movable hinge part 4, the fixed hinge part 3 and the movable hinge part 4 are metal components with U-shaped structures and are hinged at a U-shaped arm plate, the fixed hinge part 3 is positioned at the back of the main desktop 1 and is fixedly connected with the main desktop 1, the fixed hinge part 3 is indirectly fixed on the main desktop 1, the movable hinge part 4 is fixed on the back of the auxiliary desktop 2, the fixed hinge part 3 and the movable hinge part 4 are respectively provided with an inserting block 3-1 and an inserting slot 4-1 for inserting the auxiliary desktop 2 in a horizontal state to the main desktop 1, and the other reverse arrangement mode can be adopted, namely, the inserting block is arranged on the movable hinge part 4, and the inserting slot is arranged on the fixed hinge part 3; the pin shaft 5 is fixed on the fixed hinge part 3, the pin hole 4-2 on the movable hinge part 4 is a long waist hole, here, the pin shaft 5 is fixed on the movable hinge part 4, the pin hole is opened on the fixed hinge part 3; the connecting structure which is formed by pin joint of the fixed hinge part 3 and the movable hinge part 4 and can be simultaneously spliced ensures that the auxiliary table top 2 is spliced on the main table top 1 in a horizontal state and swings to form a corner shape to be arranged on the main table top 1 in a non-horizontal state; a tension spring 6 which respectively keeps the inserting state and the corner state when no external force is applied is arranged between the fixed hinge part 3 and the movable hinge part 4, and the external force refers to manual rotation and pulling of the auxiliary tabletop 2; the fixed hinge parts 3 and the movable hinge parts 4 are two groups which are arranged at intervals between the main tabletop 1 and the auxiliary tabletop 2;

the length direction of the pin hole 4-2 is parallel to the upper plane of the auxiliary table top 2, and the sliding surface of the insertion block 3-1 and the insertion groove 4-1 is also parallel to the upper plane of the auxiliary table top 2.

A drawer mounting plate 7 is fixed on the back of the main tabletop 1, and the fixed hinge part 3 is fixed on the drawer mounting plate 7.

Two ends of the tension spring 6 are respectively arranged on tension spring shafts on the fixed hinge part 3 and the movable hinge part 4.

When the utility model is used in an expanded mode, the auxiliary tabletop 2 is manually rotated upwards, the resistance of the tension spring 6 needs to be overcome at the moment, when the auxiliary tabletop 2 is rotated to be in a horizontal state, the tension spring 6 pulls the auxiliary tabletop 2 to move close to the main tabletop 1 in a translation mode, the pin hole 4-2 moves on the pin shaft 5 in a translation mode, the inserting block 3-1 is inserted into the inserting groove 4-1, and the tabletop is in an expanded state; when the auxiliary tabletop 2 needs to be folded, the auxiliary tabletop 2 is pulled outwards manually, at the same time, the resistance of the tension spring 6 needs to be overcome, the pin hole 4-2 is translated reversely on the pin shaft 5, the inserting block 3-1 is separated from the slot 4-1, obviously, in order to be separated, the length of the pin hole 4-2 is larger than the depth of the slot 4-1, after the inserting block 3-1 is separated from the slot 4-1, the auxiliary tabletop 2 is slightly rotated downwards, the tension spring 6 folds the auxiliary tabletop 2, the fixed hinge part 3 and the movable hinge part 4 can be provided with limiting structures, so that the auxiliary tabletop 2 is in a vertical state or other required angle states when being folded, and the expanding and folding states are respectively shown in attached figures 3 and 4.

While particular embodiments of the present invention have been described in the foregoing specification, the present invention is not limited to the specific embodiments, and modifications and variations of the foregoing detailed description can be made by those skilled in the art without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a desktop extends table, has main desktop (1) that is the horizontality all the time and articulates vice desktop (2) that only is in the horizontality when using on main desktop (1), articulated department is including deciding hinge spare (3), move hinge spare (4) and articulate hinge spare (3) and move hinge spare (4) round pin axle (5), decide hinge spare (3) be located main desktop (1) back and with main desktop (1) fixed connection, move hinge spare (4) and fix the back at vice desktop (2), characterized by: the fixed hinge piece (3) and the movable hinge piece (4) are respectively provided with an insertion block (3-1) and an insertion slot (4-1) for inserting the horizontal auxiliary desktop (2) into the main desktop (1); the pin shaft (5) is fixed on the fixed hinge piece (3), the pin hole (4-2) on the movable hinge piece (4) is a long waist hole, and the fixed hinge piece (3) and the movable hinge piece (4) are connected by the pin and can be simultaneously connected by a connection structure in an inserting manner, so that the auxiliary table top (2) is inserted on the main table top (1) in a horizontal state and swings to form a corner to be connected on the main table top (1) in a non-horizontal state; and a tension spring (6) which respectively keeps the inserting state and the corner state when no external force acts is arranged between the fixed hinge piece (3) and the movable hinge piece (4).

2. The table top extension table as claimed in claim 1, wherein: the fixed hinge parts (3) and the movable hinge parts (4) are at least two groups arranged between the main tabletop (1) and the auxiliary tabletop (2).

3. The table top extension table as claimed in claim 1, wherein: the length direction of the pin hole (4-2) is parallel to the upper plane of the auxiliary table top (2), and the sliding surface of the insertion block (3-1) and the insertion groove (4-1) is also parallel to the upper plane of the auxiliary table top (2).

4. The table top extension table as claimed in claim 1, wherein: the back of the main tabletop (1) is fixedly provided with a drawer mounting plate (7), and the fixed hinge piece (3) is fixed on the drawer mounting plate (7).

5. The table top extension table as claimed in claim 1, wherein: and two ends of the tension spring (6) are respectively arranged on tension spring shafts on the fixed hinge part (3) and the movable hinge part (4).