CN215125512U

CN215125512U - Foldable drawing table

Info

Publication number: CN215125512U
Application number: CN202120630227.XU
Authority: CN
Inventors: 乔方舟
Original assignee: Wuhu Onote Automation Technology Co ltd
Current assignee: Wuhu Onote Automation Technology Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-12-14
Anticipated expiration: 2031-03-29

Abstract

The utility model discloses a foldable drawing table, which relates to the technical field of drawing tables and comprises a base, wherein a fixed support is arranged at the position of the base close to the center, movable supports are arranged on the fixed supports, one end of the fixed support far away from the base is connected with one end of the movable support through a connecting piece, the connecting piece comprises a first connecting piece and a second connecting piece, the first connecting piece and the second connecting piece are distributed in parallel up and down, and a self-locking air spring is arranged between the first connecting piece and the fixed support; the other end of the movable support is provided with a support frame, the support frame is rotatably connected with the movable support through a pin shaft, an adjusting nut is arranged on the pin shaft, and the support frame is provided with a desktop body. The utility model can be folded when not in use, has compact structure, small occupied space and convenient carrying; the desktop height can be adjusted in a large range, and the use requirements of different users are met; the desktop inclination angle adjusting structure and the height adjusting structure have fewer parts, and are convenient to operate and low in maintenance cost.

Description

Foldable drawing table

Technical Field

The utility model relates to a drawing desk technical field especially relates to a collapsible drawing desk.

Background

The drawing table is a table for designing drawings and art paintings and is suitable for a plotter or an artist. Some drawing tables may also be height adjustable. At present, drawing tables have the following problems: the occupied space is large, and the carrying is inconvenient; the lifting height adjusting range is small, and the use requirements of different users cannot be met; the drawing table is complex in adjusting structure and high in maintenance cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a foldable drawing table for solving the problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a foldable drawing table comprises a base, wherein a fixed support is arranged at a position, close to the center, of the base, the fixed support is fixedly connected with the base, the fixed support is provided with two parallel movable supports, the movable supports are arranged on the fixed support, one end, far away from the base, of the fixed support is connected with one end of the movable support through a connecting piece, the connecting piece is rotatably connected with the fixed support, the connecting piece is rotatably connected with the movable support, the connecting piece comprises a first connecting piece and a second connecting piece, the first connecting piece and the second connecting piece are vertically distributed in parallel, a self-locking air spring is arranged between the first connecting piece and the fixed support, the self-locking air spring comprises a cylinder barrel and a piston rod, the piston rod is positioned in the cylinder barrel, the bottom of the cylinder barrel is rotatably connected with the side face of the first connecting piece, and the top of the piston rod is rotatably connected with a position, close to the bottom, of the fixed support; the other end of the movable support is provided with a support frame, the support frame is rotatably connected with the movable support through a pin shaft, an adjusting nut is arranged on the pin shaft, the pin shaft is connected with the adjusting nut through threads, a desktop body is arranged on the support frame, and the desktop body is fixedly connected with the support frame.

Preferably, the position of the desktop body close to one end is provided with scale marks, the end of the desktop body close to the scale marks is provided with a handle, a positioning block is arranged on the handle, the handle is fixedly connected with the positioning block, the positioning block is in a long strip shape and is positioned on the upper surface of the desktop body, a sliding block is arranged on the handle, a sliding groove is arranged at the position of the desktop body corresponding to the sliding block, and the sliding block is in sliding connection with the sliding groove. The graduation marks can help the positioning block to be positioned on the upper surface of the desktop body.

Preferably, the end part of the handle is provided with a first adjusting screw, and the first adjusting screw transversely penetrates through the sliding block, extends into the sliding groove and can be contacted with the bottom of the sliding groove. The first adjusting screw can adjust the position of the positioning block on the upper surface of the desktop body.

Preferably, a baffle is arranged on one side of the desktop body, the baffle is close to the desktop body, a U-shaped piece is arranged at the bottom of the baffle, a second adjusting screw is arranged in the U-shaped piece, and the second adjusting screw is connected with the side face of the desktop body through threads. The U-shaped sheet and the second adjusting screw are combined to enable the baffle plate to slide along the side face of the desktop body, when needed, the baffle plate extends out of the upper surface of the desktop body, and small parts can be placed on the baffle plate; when the desk is not needed, the baffle plate retracts into the lower part of the upper surface of the desk body.

Preferably, the bottom of the base is provided with a locking caster. The locking truckle makes things convenient for the removal of drawing table, when not moving, can fix the drawing table in original place.

Preferably, the first connecting piece and the second connecting piece are rotatably connected with the fixed support through pin shafts, and the first connecting piece and the second connecting piece are rotatably connected with the movable support through pin shafts.

Preferably, a connecting rod is arranged between the first connecting pieces, and the connecting rod is fixedly connected with the first connecting pieces in a welding mode. The connecting rods enable the first connecting pieces at the two ends of the desktop body to realize synchronous linkage, and the stability of the desktop body is high.

Preferably, the lifting height of the desktop body is 40-120 cm. The lifting height adjusting range of the desktop body is large.

When the desktop is in work, when the inclination of the desktop body needs to be adjusted, the supporting block and the movable support are loosened to rotate freely by screwing the adjusting nut, the desktop body is rotated to a required angle, and the adjusting nut is screwed again to clamp and fix the supporting block and the movable support; when the height of the desktop body needs to be adjusted, the desktop body is pulled up and down to enable the position of the movable support relative to the fixed support to be changed, the piston rod extends out of or retracts into the cylinder barrel, and the height of the desktop body is adjusted.

The beneficial effects of the utility model reside in that: the utility model relates to a foldable drawing desk which can be folded when not in use, has compact structure, small occupied space and convenient carrying; the desktop height can be adjusted in a large range, and the use requirements of different users are met; the desktop inclination angle adjusting structure and the height adjusting structure have fewer parts, and are convenient to operate and low in maintenance cost.

Drawings

Fig. 1 is a front view of the present invention in a raised state;

FIG. 2 is a schematic view of the self-locking gas spring of the present invention;

fig. 3 is a front view of the present invention in a folded state;

FIG. 4 is a top view of the desktop body of the present invention;

fig. 5 is a left side view of the desktop body of the present invention.

Wherein: 1. a base; 2. fixing a bracket; 3. a movable support; 4. a first connecting piece; 5. a second connecting sheet; 6. a support frame; 7. a desktop body; 8. adjusting the nut; 9. a pin shaft; 10. locking the caster; 11. a cylinder barrel; 12. a piston rod; 13. a connecting rod; 14. a first adjusting screw; 15. scale lines; 16. a baffle plate; 17. positioning blocks; 18. a handle; 19. a U-shaped sheet; 20. a second adjusting screw.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1 and 3, the present invention comprises a base 1, and a locking caster 10 is disposed at the bottom of the base 1. The base 1 is close to central point and puts and be equipped with fixed bolster 2, fixed bolster 2 and base 1 fixed connection, and fixed bolster 2 has two and parallel distribution. The fixed brackets 2 are all provided with movable brackets 3. One end of the fixed bracket 2 far away from the base 1 is connected with one end of the movable bracket 3 through a connecting piece. The connecting piece is rotationally connected with the fixed bracket 2 and the movable bracket 3. The connector comprises a first connector piece 4 and a second connector piece 5. A connecting rod 13 is arranged between the first connecting plates 4, and the connecting rod 13 is fixedly connected with the first connecting plates 4 in a welding mode. The first connecting sheet 4 and the second connecting sheet 5 are distributed up and down in parallel. As shown in fig. 2, a self-locking gas spring is provided between the first connecting piece 4 and the fixing bracket 2. The self-locking gas spring comprises a cylinder 11 and a piston rod 12. The piston rod 12 is located within the cylinder 11. The bottom of the cylinder 11 is rotatably connected with the side of the first connecting piece 4, and the top of the piston rod 12 is rotatably connected with the fixed bracket 2 near the bottom 1. The other end of the movable support 3 is provided with a support frame 6, and the support frame 6 is rotatably connected with the movable support 3 through a pin shaft 9. An adjusting nut 8 is arranged on the pin shaft 9, and the pin shaft 9 is connected with the adjusting nut 8 through threads. The supporting frame 6 is provided with a desktop body 7, and the desktop body 7 is fixedly connected with the supporting frame 6. As shown in fig. 4 and 5, the table top body 7 is provided with a graduation line 15 near one end. The end of the desktop body 7 close to the scale line 15 is provided with a handle 18. The handle 18 is provided with a positioning block 17, and the handle 18 is fixedly connected with the positioning block 17. The positioning block 17 is in a strip shape and the positioning block 17 is located on the upper surface of the desktop body 7. The handle 18 is provided with a slide block, the desktop body 7 is provided with a slide groove corresponding to the slide block, and the slide block is connected with the slide groove in a sliding way. The end of the handle 18 is provided with a first adjusting screw 14, and the first adjusting screw 14 extends into the sliding chute across the sliding block and can be contacted with the bottom of the sliding chute. A baffle 16 is arranged on one side of the desktop body 7, the baffle 16 is close to the desktop body 7, a U-shaped piece 19 is arranged at the bottom of the baffle 16, a second adjusting screw 20 is arranged in the U-shaped piece 19, and the second adjusting screw 20 is in threaded connection with the side face of the desktop body 7. First connection piece 4 and second connection piece 5 all rotate with fixed bolster 2 through round pin axle 9 and be connected, first connection piece 4 and second connection piece 5 all rotate with movable support 3 through round pin axle 9 and be connected. The lifting height of the desktop body 7 is 40-120 cm.

When the desktop is in work, when the inclination of the desktop body 7 needs to be adjusted, the supporting block 6 and the movable support 3 are loosened and freely rotated by screwing the adjusting nut 8, the desktop body 7 is rotationally adjusted to a required angle, and the adjusting nut 8 is screwed again to clamp and fix the supporting block 6 and the movable support 3; when the height of the desktop body 7 needs to be adjusted, the desktop body 7 is pulled up and down to change the position of the movable support 3 relative to the fixed support 2, and the piston rod 12 extends out or contracts in the cylinder 11 to complete the height adjustment of the desktop body 7.

The above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereby. Those skilled in the art will appreciate that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention. The scope of the invention is defined by the claims and their equivalents.

Claims

1. The utility model provides a collapsible drawing desk, includes the base, its characterized in that: the automatic locking device comprises a base, a fixed support, a movable support, a connecting piece, a self-locking air spring, a piston rod, a cylinder barrel, a piston rod, a first connecting piece and a second connecting piece, wherein the fixed support is arranged at a position close to the center of the base and is fixedly connected with the base; the other end of the movable support is provided with a support frame, the support frame is rotatably connected with the movable support through a pin shaft, an adjusting nut is arranged on the pin shaft, the pin shaft is connected with the adjusting nut through threads, a desktop body is arranged on the support frame, and the desktop body is fixedly connected with the support frame.

2. A foldable drawing table according to claim 1, wherein: the desktop body is close to one end position and is equipped with the scale mark, and the desktop body is close to scale mark one end and is equipped with the handle, is equipped with the locating piece on hand, handle and locating piece fixed connection, and the locating piece is rectangular shape and the locating piece is located the upper surface of desktop body, is equipped with the slider on hand, and the desktop body is equipped with the spout with the corresponding position of slider, slider and spout sliding connection.

3. A foldable drawing table according to claim 2, wherein: the handle tip is equipped with first adjusting screw, and first adjusting screw crosses in the slider stretches into the spout and can contact bottom the spout.

4. A foldable drawing table according to claim 1, wherein: the novel table top is characterized in that a baffle is arranged on one side of the table top body, the baffle is close to the table top body, a U-shaped piece is arranged at the bottom of the baffle, a second adjusting screw is arranged in the U-shaped piece, and the second adjusting screw is connected with the side face of the table top body through threads.

5. A foldable drawing table according to claim 1, wherein: and the bottom of the base is provided with a locking caster.

6. A foldable drawing table according to claim 1, wherein: the first connecting piece and the second connecting piece are rotatably connected with the fixed support through pin shafts, and the first connecting piece and the second connecting piece are rotatably connected with the movable support through pin shafts.

7. A foldable drawing table according to claim 1, wherein: and a connecting rod is arranged between the first connecting pieces and is fixedly connected with the first connecting pieces in a welding mode.

8. A foldable drawing table according to claim 1, wherein: the lifting height of the desktop body is 40-120 cm.