CN209950636U

CN209950636U - Portable desk

Info

Publication number: CN209950636U
Application number: CN201821855849.7U
Authority: CN
Inventors: 黄玉龙
Original assignee: Shunde Foshan Rattan Furniture Co Ltd
Current assignee: Shunde Foshan Rattan Furniture Co Ltd
Priority date: 2018-11-12
Filing date: 2018-11-12
Publication date: 2020-01-17
Anticipated expiration: 2028-11-12

Abstract

The utility model discloses a portable desk, including first frame and second frame, first frame rectangle structure, the second frame is the cuboid structure, and four corners of first frame and second frame upper surface all connect through telescopic bracket, and screw fixedly connected with second panel is passed through to first frame upper surface, and second panel rear surface is connected with first panel through hinge rotation. Adopt above-mentioned technical scheme, owing to be equipped with the fourth panel to wherein one side rotates and is connected with the chair leg, makes the fourth panel can regard as a chair to use, owing to be equipped with subassembly such as hinge, makes this desk can fold into a less cuboid, and, through U-shaped pull rod and the pulley that is equipped with, makes whole desk can remove like the draw-bar box, and finally, owing to be equipped with the second frame, makes the inside book space that is equipped with of device.

Description

Portable desk

Technical Field

The utility model relates to a student article, in particular to a portable desk

Background

Desks, which are tables for writing or reading, are usually provided with drawers, cells and file racks, and in daily learning, the folding desk is convenient to fold and transport, so that the desk can be used instead of a desk in daily learning.

The existing folding desk has a simple structure, only has one desk plate and four desk legs, is not provided with a folding chair and a book storage space, and is not easy to carry to a remote place and inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a portable desk,

in order to solve the technical problem, the technical scheme of the utility model is a portable desk, which comprises a first frame and a second frame, wherein the first frame is of a rectangular structure, the second frame is of a cuboid structure, and the four corners of the upper surfaces of the first frame and the second frame are connected by telescopic brackets, the upper surface of the first frame is fixedly connected with a second panel by screws, the back surface of the second panel is rotationally connected with a first panel through a hinge, one side surface of the second panel is rotationally connected with a third panel through a hinge, the bottom surface of the second frame is fixedly connected with a second bottom plate through screws, one side of the second frame is fixedly connected with a first bottom plate through screws, the front surface of the second frame is connected with a fourth panel in a sliding mode, the two sides of the fourth panel are connected with chair legs through supports and bolts in a rotating mode, and a U-shaped pull rod is embedded in the second bottom plate.

Furthermore, a spring and a cylindrical clamping block are arranged in the telescopic support, and a round hole is formed in the surface of the telescopic support.

Furthermore, an L-shaped groove is formed in the bottom of the second bottom plate, and the width of the groove is larger than the thickness of the first panel and the thickness of the third panel.

Furthermore, the first frame is provided with a notch at one side of the first panel and one side of the third panel, and the notch is rotatably connected with a support rod through a rotating shaft.

Furthermore, the first bottom plate is symmetrically and fixedly connected with support legs and pulleys about a vertical central line, and the support legs are fixedly connected to four corners of the bottom of the second bottom plate.

Furthermore, the rear surface of the fourth panel is fixedly connected with a T-shaped support, the front surface of the second frame is provided with a sliding groove, and the T-shaped support is connected with the sliding groove in a sliding mode.

Furthermore, the U-shaped pull rod is of a pull rod structure similar to a draw-bar box, namely two parallel edges of the U-shaped pull rod are fixedly connected with the second bottom plate through the omega-shaped support, and the two parallel edges are telescopic rods.

Furthermore, the front surface and the rear surface of the second frame are embedded with clapboards.

Adopt above-mentioned technical scheme, owing to be equipped with the fourth panel to wherein one side rotates and is connected with the chair leg, makes the fourth panel can regard as a chair to use, owing to be equipped with subassembly such as hinge, makes this desk can fold into a less cuboid, and, through U-shaped pull rod and the pulley that is equipped with, makes whole desk can remove like the draw-bar box, and finally, owing to be equipped with the second frame, makes the inside book space that is equipped with of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the bottom structure of the desktop board of the present invention;

fig. 3 is a schematic structural view of a second bottom plate of the present invention;

fig. 4 is a schematic diagram of a fourth panel structure according to the present invention.

In the figure: 1-a first panel, 2-a telescopic bracket, 3-a support leg, 4-a first bottom plate, 5-a pulley, 6-a second panel, 7-a first frame, 8-a third panel, 9-a fourth panel, 10-a second bottom plate, 11-a second frame, 12-a brace, 13-a U-shaped pull rod and 14-a chair leg.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

A portable desk comprises a first frame 7 and a second frame 11, wherein the first frame 7 is of a rectangular structure, the second frame 11 is of a cuboid structure, four corners of the upper surfaces of the first frame 7 and the second frame 11 are connected through telescopic supports 2, the telescopic supports 2 can be contracted into the second frame 11, when the desk is used, a desktop plate can be heightened, the upper surface of the first frame 7 is fixedly connected with a second panel 6 through screws, the second panel 6 can be used as the desktop plate, the rear surface of the second panel 6 is rotatably connected with a first panel 1 through hinges, one side surface of the second panel 6 is rotatably connected with a third panel 8 through hinges, the first panel 1 and the third panel 8 can be used for expanding the desktop plate, the bottom surface of the second frame 11 is fixedly connected with a second bottom plate 10 through screws, one side of the second frame 11 is fixedly connected with a first bottom plate 4 through screws, the front surface of the second frame 11 is slidably connected with a fourth panel 9, the two sides of the fourth panel 9 are rotatably connected with chair legs 14 through a support and bolts, so that the fourth panel 9 can be used as a chair, and a U-shaped pull rod 13 is embedded in the second bottom plate 10, so that the folded device can move like a draw-bar box.

Further, telescopic bracket 2 is inside to be equipped with spring, cylindricality fixture block, and has seted up the round hole on the surface, and spring and cylindricality fixture block fixed connection, and the round hole has all been seted up to every section branch of telescopic bracket 2, and after extending, the cylindricality fixture block can run through the round hole and extend to telescopic bracket 2's surface for prevent telescopic bracket 2 from contracting automatically.

Further, L shape recess has been seted up to second bottom plate 10 bottom, and the width of recess is greater than the thickness of first panel 1 and the thickness of third panel 8, and after telescopic bracket 2 contracts, first panel 1 and third panel 8 can contract in the L shape recess, prevent that first panel 1 and third panel 8 from rotating after folding.

Further, the first frame 7 is provided with a notch at one side of the first panel 1 and one side of the third panel 8, and the notch is rotatably connected with a stay bar 12 through a rotating shaft, so that the first frame is used for supporting the first panel 1 and the third panel 8 when the first panel 1 and the third panel 8 are unfolded.

Further, the first bottom plate 4 is symmetrically and fixedly connected with support legs 3 and pulleys 5 about a vertical center line, the pulleys 5 are located at the contact position with the second bottom plate 10 and used for moving the whole device, and the support legs 3 are fixedly connected at four corners of the bottom of the second bottom plate 10.

Further, the rear surface of the fourth panel 9 is fixedly connected with a T-shaped support, the front surface of the second frame 11 is provided with a sliding groove, and the T-shaped support is connected with the sliding groove in a sliding manner and used for fixing the fourth panel 9 on the second frame 11.

Further, the U-shaped pull rod 13 is of a pull rod structure similar to a draw-bar box, that is, two parallel sides of the U-shaped pull rod 13 are fixedly connected with the second bottom plate 10 through the omega-shaped bracket, and the two parallel sides are telescopic rods.

Further, the front surface and the rear surface of the second frame 11 are embedded with a partition board to prevent the books from spilling on the ground when the books are stored.

The working principle is as follows: when the desk is used, firstly, the second bottom plate 10 is placed on the ground, the second panel 6 is pulled upwards to enable the telescopic support 2 to extend to the maximum, the first panel 1 and the third panel 8 are separated from the groove on the upper surface of the second bottom plate 10, the second panel 6 forms a desktop, so that the whole device is unfolded into a desk, in addition, the supporting rod 12 at the rear or side is rotated to support the first panel 1 or the third panel 8, so that the desktop is enlarged, meanwhile, a small bookcase is formed inside the second frame 11 and can be used for storing books, secondly, the fourth panel 9 is drawn out to one side of the third panel 8, and the chair legs 14 are rotated to two sides, at the moment, the fourth panel 9 forms a folding chair, and finally, after the use is finished, the supporting rod 12 is rotated to enable the first panel 1 and the third panel 8 to be vertical to the horizontal plane, and the fourth panel 9 is fixed on the second frame 11 through the sliding groove on the second frame 11, the telescopic bracket 2 is contracted, so that the first panel 1 and the third panel 8 are simultaneously inserted into the L-shaped groove on the upper surface of the second base plate 10 to hold the whole device, the first base plate 4 is parallel to the horizontal plane, and then the U-shaped pull rod 13 is pulled upwards, so that the whole device can be moved through the pulley 5.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. A portable desk, includes first frame and second frame, its characterized in that: first frame rectangle structure, second frame are the cuboid structure, and four corners of first frame and second frame upper surface all connect through telescopic bracket, screw fixedly connected with second panel is passed through to first frame upper surface, second panel rear surface is rotated through the hinge and is connected with first panel, second panel side surface is rotated through the hinge and is connected with the third panel, second frame underrun screw fixedly connected with second bottom plate, first bottom plate of screw fixedly connected with is passed through to second frame one side, second frame front surface sliding connection has the fourth panel, fourth panel both sides all are rotated through support and bolt and are connected with the chair leg, the inside U-shaped pull rod that is equipped with of second bottom plate inlays.

2. A portable desk according to claim 1 wherein: the telescopic support is internally provided with a spring and a cylindrical clamping block, and the surface of the telescopic support is provided with a round hole.

3. A portable desk according to claim 1 wherein: the bottom of the second bottom plate is provided with an L-shaped groove, and the width of the groove is larger than the thickness of the first panel and the thickness of the third panel.

4. A portable desk according to claim 1 wherein: the first frame is located one side of first panel and one side of third panel and all has seted up the breach to be connected with the vaulting pole through the pivot rotation in breach department.

5. A portable desk according to claim 1 wherein: the first bottom plate is symmetrically and fixedly connected with support legs and pulleys about a vertical central line, and the support legs are fixedly connected to four corners of the bottom of the second bottom plate.

6. A portable desk according to claim 1 wherein: the rear surface of the fourth panel is fixedly connected with a T-shaped support, the front surface of the second frame is provided with a sliding groove, and the T-shaped support is connected with the sliding groove in a sliding mode.

7. A portable desk according to claim 1 wherein: the U-shaped pull rod is of a pull rod structure similar to a draw-bar box, namely two parallel edges of the U-shaped pull rod are fixedly connected with the second bottom plate through the omega-shaped support, and the two parallel edges are telescopic rods.

8. A portable desk according to claim 1 wherein: and partition plates are embedded in the front surface and the rear surface of the second frame.