CN218682879U

CN218682879U - Folding desk

Info

Publication number: CN218682879U
Application number: CN202222718797.1U
Authority: CN
Inventors: 多蕾蕾; 李淼淼; 王政
Original assignee: Shandong Normal University
Current assignee: Shandong Normal University
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-03-24
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a folding desk, including the n shaped plate, the inside slip of n shaped plate is provided with the extension board of symmetric distribution, the top rigid coupling of n shaped plate has the landing leg of symmetric distribution, two the common rigid coupling in top of landing leg has the intermediate lamella, the both sides of intermediate lamella are all rotated and are provided with the curb plate, the shift ring has been cup jointed to the outside of landing leg, there is gag lever post two in the outside of shift ring through the mounting hole threaded connection who sets up, the outside both sides of shift ring and the bottom of curb plate articulate the connecting rod that has symmetric distribution jointly. The utility model discloses a be provided with the shift ring, through the reciprocating action that moves the ring on the connecting rod, the connecting rod acts on the curb plate, can make two curb plates open and fold, and then be convenient for to the transport of desk, and there are n shaped plate and collapsible extension board in the bottom of table leg, can reduce the table leg collision when the transport and take place injured probability like this.

Description

Folding desk

Technical Field

The utility model relates to a desk technical field especially relates to a folding desk.

Background

The desk, namely the desk used by the student in class, is an important prop for the student in class, and the desk used in the school and the class learning should be unified into the desk from the eight-side desk in the earliest class.

When there is some activity in school, often need to carry the desk to areas such as outdoor playground, and current desk when carrying, normally the carrier directly grabs the both sides of desk and lifts up and carries, because the desk can't be folded, so when carrying the desk, the carrier is easy to collide with the table leg of desk, and is troublesome during the transport, easily is injured, therefore propose a folding desk for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folding desk to solve the problem that provides among the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a folding desk, includes the n shaped plate, the inside slip of n shaped plate is provided with the extension board of symmetric distribution, the top rigid coupling of n shaped plate has the landing leg of symmetric distribution, two the common rigid coupling in top of landing leg has the intermediate lamella, the both sides of intermediate lamella are all rotated and are provided with the curb plate, the shift ring has been cup jointed to the outside of landing leg, there is gag lever post two outside of shift ring through a mounting hole threaded connection who sets up, the outside both sides of shift ring and the bottom of curb plate articulate the connecting rod that has symmetric distribution jointly.

As a further improvement scheme of the technical scheme: and a storage groove is formed in the outer wall of one side of each side plate.

As a further improvement scheme of the technical scheme: the outer wall of one side of the side plate penetrates through a second mounting hole which is symmetrically distributed, a screw rod is connected into the second mounting hole through threads, and screw holes corresponding to the screw rod are formed in the two sides of the middle plate.

As a further improvement scheme of the technical scheme: the screw rod is kept away from the fixed commentaries on classics piece that is provided with of one end of screw, the outside of changeing the piece is provided with anti-skidding line.

As a further improvement scheme of the technical scheme: the upper end and the lower end of the outside of the supporting leg are both provided with positioning holes, and the positioning holes are matched with the limiting rods.

As a further improvement scheme of the technical scheme: the outer wall of one side opposite to the n-shaped plate all is provided with the spout, the equal rigid coupling in both sides outer wall of extension board has the draw runner, spout and draw runner form sliding fit.

As a further improvement scheme of the technical scheme: mounting holes III are formed in two sides of the top end of the n-shaped plate, and limiting rods I are connected to the inside of the mounting holes III through threads.

Compared with the prior art, the beneficial effects of the utility model are that:

this be used for a folding desk, through being provided with the shift ring, through the reciprocating action in the connecting rod of shift ring, the connecting rod acts on the curb plate, can make two curb plates open and fold, and then be convenient for to the transport of desk, and the bottom of table leg has n shaped plate and collapsible extension board, can reduce the table leg collision when the transport and take place injured probability like this.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of a foldable desk according to the present invention;

FIG. 2 is a schematic view of a screw structure of a foldable desk according to the present invention;

fig. 3 is a schematic diagram of an extension plate structure of the foldable desk of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an n-shaped plate; 2. an extension plate; 3. a slide bar; 4. rotating the block; 5. a support leg; 6. positioning holes; 7. a first limiting rod; 8. a connecting rod; 9. a moving ring; 10. a middle plate; 11. a side plate; 12. a storage tank; 13. a screw; 14. a second limiting rod; 15. a chute.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, in an embodiment of the present invention, a folding desk includes an n-shaped plate 1, which is of an n-shaped structure, an extending plate 2 is slidably disposed inside the n-shaped plate 1, the extending plate 2 can slide out of the n-shaped plate 1 or slide into and be hidden in the n-shaped plate 1, and the extending plate 2 and the bottom end of the n-shaped plate 1 are flush, so as to be stably placed on the ground, symmetrically disposed legs 5 are welded and fixed to the top end of the n-shaped plate 1, an intermediate plate 10 is welded and fixed to the top ends of the two legs 5 together, side plates 11 are rotatably disposed on both sides of the intermediate plate 10, the side plates 11 can be rotatably fitted to both sides of the intermediate plate 10 through hinges or hinge axes, a moving ring 9 is slidably sleeved outside the legs 5, the moving ring 9 can slide up and down outside the legs 5, a second limit rod 14 is threadedly connected to the outside of the moving ring 9 through a mounting hole, the second limiting rod 14 is screwed down to limit the moving ring 9, the two outer sides of the moving ring 9 and the bottom end of the side plate 11 are hinged with the connecting rods 8 which are symmetrically distributed, as shown in fig. 1, when the moving ring 9 moves up and down, the connecting rods 8 act on the side plate 11 to enable the side plate 11 to rotate along the middle plate 10, when the side plate 11 rotates to be flush with the middle plate 10, the side plate can be used, when the side plate is folded, the moving ring 9 moves down, the side plate 11 and the middle plate 10 can be perpendicular, the combination of the middle plate 10 and the side plate 11 is equivalent to a table, the table can be folded, the extending plate 2 can also slide into the n-shaped plate 1, when the desk is carried, the volume of the desk can be greatly reduced, the desk is convenient to carry, the two ends of the supporting legs 5 are protected, and the probability of injury caused by collision of the supporting legs 5 during carrying can be reduced.

The utility model discloses in, one side outer wall of curb plate 11 is provided with storing groove 12, and some learning tools can be placed to the student.

The utility model discloses in, one side outer wall of curb plate 11 runs through the mounting hole two that is provided with symmetric distribution, has screw rod 13 through threaded connection in the mounting hole two, and the both sides of intermediate lamella 10 are provided with the screw that corresponds with screw rod 13, as shown in figure 2, when desk normal use, when curb plate 11 and intermediate lamella 10 parallel and level promptly, rotate screw rod 13 this moment and screw in to the screw of intermediate lamella 10 in, can improve the stability that curb plate 11 and intermediate lamella 10 are connected so greatly.

The utility model discloses in, the fixed commentaries on classics piece 4 that is provided with of one end that screw was kept away from to screw 13, the outside of commentaries on classics piece 4 is provided with anti-skidding line, is convenient for rotate screw 13.

In the utility model, the upper and lower ends outside the supporting legs 5 are provided with the positioning holes 6, the positioning holes 6 are matched with the second limiting rods 14, when the second limiting rods 14 are screwed into the positioning holes 6 above, the desk is in a normal use state, namely, the side plates 11 are flush with the middle plate 10, so that the limiting stability is better; when the second limiting rod 14 is screwed into the lower positioning hole 6, the second limiting rod is in a folded state, namely the side plate 11 and the middle plate 10 are perpendicular, so that the folded and used states can be quickly found, and the limiting stability is better under the action of the positioning hole 6.

The utility model discloses in, the relative one side outer wall of n shaped plate 1 all is provided with spout 15, and the equal rigid coupling of both sides outer wall of extension board 2 has draw runner 3, and spout 15 and draw runner 3 form sliding fit, and extension board 2 can the roll-off n shaped plate 1 outside and hide inside n shaped plate 1 under the mating reaction of spout 15 and draw runner 3.

The utility model discloses in, mounting hole three has all been seted up to the top both sides of n shaped plate 1, and there is a gag lever post 7 inside of mounting hole three through threaded connection, screws gag lever post 7, makes its extrusion extension board 2, can carry on spacingly to extension board 2.

The utility model discloses a theory of operation is:

when the desk is used, the side plates 11 are flush with the middle plate 10, the second limiting rods 14 on the moving ring 9 are screwed into the positioning holes 6 above the supporting legs 5, the screw rods 13 are rotated and screwed into the screw holes of the middle plate 10, the extending plates 2 on two sides of the n-shaped plate 1 extend out and are limited by the first limiting rods 7, and the supporting area is increased, so that the desk is stably supported; when the desk needs folding transport or places, at this moment with the screw hole of screw 13 back out intermediate lamella 10, then back out the locating hole 6 of top with gag lever post two 14, move the shift ring 9 down, then back into the locating hole 6 of landing leg 5 below with gag lever post two 14, curb plate 11 and intermediate lamella 10 are perpendicular, be fold condition this moment, it is hidden in n shaped plate 1 and spacing through gag lever post one 7 to slide extension board 2 at last, and the top of original curb plate 11 and the side of n shaped plate 1 are the parallel and level state this moment, be convenient for stack like this, also only need during the transport hold the landing leg 5 the suitable position can, it is more convenient.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a folding desk, includes n shaped plate (1), its characterized in that, the inside of n shaped plate (1) slides and is provided with extending plate (2) of symmetric distribution, the top rigid coupling of n shaped plate (1) has landing leg (5) of symmetric distribution, two the common rigid coupling in top of landing leg (5) has intermediate lamella (10), the both sides of intermediate lamella (10) are all rotated and are provided with curb plate (11), shift ring (9) have been cup jointed to the outside of landing leg (5), there is gag lever post two (14) outside of shift ring (9) through a mounting hole threaded connection who sets up, the outside both sides of shift ring (9) and the bottom of curb plate (11) articulate jointly has connecting rod (8) of symmetric distribution.

2. A folding desk as claimed in claim 1 wherein the side panels (11) are provided with a storage slot (12) in the outer wall at one side.

3. The folding desk as claimed in claim 1, wherein a second mounting hole which is symmetrically distributed is formed in the outer wall of one side of each side plate (11) in a penetrating mode, a screw rod (13) is connected into each second mounting hole through threads, and screw holes corresponding to the screw rods (13) are formed in two sides of the middle plate (10).

4. The folding desk as claimed in claim 3, wherein a rotating block (4) is fixedly arranged at one end of the screw rod (13) far away from the screw hole, and anti-skid threads are arranged outside the rotating block (4).

5. The folding desk as claimed in claim 1, wherein the outer upper end and the outer lower end of the leg (5) are provided with positioning holes (6), and the positioning holes (6) are matched with the second limiting rods (14).

6. The folding desk as claimed in claim 1, wherein the outer wall of the opposite side of the n-shaped plate (1) is provided with a sliding groove (15), the outer wall of the two sides of the extension plate (2) is fixedly connected with a sliding strip (3), and the sliding groove (15) and the sliding strip (3) form a sliding fit.

7. The folding desk as claimed in claim 6, wherein two sides of the top end of the n-shaped plate (1) are provided with a third mounting hole, and a first limiting rod (7) is connected to the inside of the third mounting hole through threads.