Portable drawing board for art sketching

Abstract

The portable drawing board comprises a supporting frame, a square groove is formed in the middle of the lower surface of the supporting frame, a first fixing support is fixedly connected to the interior of the square groove, a first connecting rod is rotationally connected to one side of the first fixing support, and second fixing supports are fixedly connected to the two sides of the supporting frame; an adjusting plate is rotationally connected between the two second fixing supports, first fasteners are in threaded connection with the positions, close to the second fixing supports, of the two sides of the supporting frame, second connecting rods are arranged on the outer sides of the first fasteners in a sleeving mode, moving rods are slidably connected into the second connecting rods and the first connecting rods, and a groove is formed in the middle of the adjusting plate. The angle of the drawing board can be adjusted through mutual matching of the telescopic adjusting rod and the adjusting plate, the drawing board can be expanded through mutual matching of the second drawing board and the spring, meanwhile, the second drawing board can be folded, the problem that the drawing board cannot be folded and folded is effectively solved, the structure is simple, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of drawing boards, in particular to a portable drawing board for art sketching. Background Art

[0002] A flat board often used to pad drawing paper when sketching and painting. It is often placed on an easel or on the knees. The drawing board is fixed to the easel with clips or tape. The size of the drawing board depends on the user's requirements. Most of them are made of wood, feel light and smooth. They are sold in art supply stores, but can also be made at home.

[0003] At present, art sketching requires carrying a hard drawing board, brushes, drawing paper, paints, etc., which is a lot of equipment. The drawing board cannot be folded or folded, which is inconvenient to carry. The existing drawing board has a fixed area and no bottom support. The structure is simple and the functionality is not strong. It is simply used to fix the drawing paper and draw. Therefore, it is urgent to design a portable drawing board for art sketching to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a portable drawing board for art sketching to solve the above-mentioned deficiencies in the prior art.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A portable drawing board for art sketching comprises a support frame, a square groove is provided in the middle of the lower surface of the support frame, and a first fixed support is fixedly connected inside the square groove, a first connecting rod is rotatably connected to one side of the first fixed support, second fixed supports are fixedly connected to both sides of the support frame, an adjustment plate is rotatably connected between the two second fixed supports, first fasteners are threadedly connected to the positions near the fixed supports on both sides of the support frame, and second connecting rods are sleeved on the outside of the first fasteners, a moving rod is slidably connected to the inside of the second connecting rod and the first connecting rod, a groove is provided in the middle of the adjustment plate, and a plurality of springs are arranged inside the groove, one end of the spring is fixedly connected to the second drawing board, and the first drawing board is arranged on one side of the adjustment plate.

[0007] Preferably, a plurality of slide grooves are provided on one side of the first drawing board, and protrusions are provided inside the slide grooves, the protrusions are fixedly connected to the adjustment plate, and a handle is fixedly connected to the upper surface of the first drawing board.

[0008] Preferably, telescopic adjustment rods are rotatably connected to both sides of the adjustment plate, and one end of the telescopic adjustment rod is rotatably connected to the support frame.

[0009] Preferably, the first connecting rod is threadedly connected to a second fastener on one side, and a first support rod is sleeved on the outside of the second fastener. One side of the first support rod is rotatably connected to a second support rod, and one end of the second support rod is rotatably connected to the inside of the square groove.

[0010] Preferably, fixing parts are fixedly connected on both sides of the support frame, and a storage groove is opened on the upper surface of the support frame. A buckle and a handle are fixedly connected on the front of the support frame, and a buckle is buckled inside the buckle, and one side of the buckle is fixedly connected to the adjustment plate.

[0011] Preferably, a limiting hole is provided on one side of the first connecting rod and the second connecting rod, and a limiting member is provided on the moving rod inside the first connecting rod and the second connecting rod.

[0012] In the above technical solution, the utility model provides a portable drawing board for art sketching, which has the following beneficial effects:

[0013] (1) The angle of the drawing board can be adjusted by the cooperation between the telescopic adjustment rod and the adjustment plate. The drawing board can be expanded by the cooperation between the second drawing board and the spring. At the same time, the second drawing board can be folded, which effectively avoids the problem that the drawing board cannot be folded or folded. The structure is simple and practical.

[0014] (2) By providing a storage slot on the support frame, paintbrushes and paints can be stored. By the cooperation of the buckle and the buckle, the support frame and the adjustment plate are buckled and connected, which effectively prevents the paintbrushes and paints from slipping out when moving.

[0015] (3) The height of the drawing board can be adjusted by the cooperation between the first connecting rod, the second connecting rod and the moving rod, and the drawing board can also be folded and retracted to make it easy to carry. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0017] Figure 1 The utility model provides a three-dimensional schematic diagram of the overall structure of a portable drawing board for art sketching.

[0018] Figure 2 The utility model provides a three-dimensional schematic diagram of the overall side structure of a portable drawing board for art sketching.

[0019] Figure 3The utility model provides a three-dimensional schematic diagram of the overall structure from another viewing angle for an embodiment of a portable drawing board for art sketching.

[0020] Figure 4 The utility model is a three-dimensional schematic diagram of the structure of an adjustment plate provided in an embodiment of a portable drawing board for art sketching.

[0021] 1 support frame, 2 square groove, 3 first fixed support, 4 first connecting rod, 5 second fixed support, 6 second connecting rod, 7 first fastener, 8 limiting hole, 9 first support rod, 10 second support rod, 11 adjustment plate, 12 groove, 14 spring, 15 first drawing board, 16 handle, 17 bump, 18 fixing part, 19 buckle, 20 buckle, 21 slide groove, 22 storage slot, 23 handle, 24 moving rod, 25 second drawing board, 26 limiting part, 27 telescopic adjustment rod, 28 second fastener. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0023] like Figure 1-4 As shown, a portable drawing board for art sketching provided by an embodiment of the utility model includes a support frame 1, a square groove 2 is opened in the middle of the lower surface of the support frame 1, and a first fixed support 3 is fixedly connected inside the square groove 2, a first connecting rod 4 is rotatably connected to one side of the first fixed support 3, second fixed supports 5 are fixedly connected on both sides of the support frame 1, an adjustment plate 11 is rotatably connected between the two second fixed supports 5, first fasteners 7 are threadedly connected at positions near the second fixed supports 5 on both sides of the support frame 1, and second connecting rods 6 are sleeved on the outside of the first fasteners 7, and moving rods 24 are slidably connected to the second connecting rod 6 and the first connecting rod 4, a groove 12 is opened in the middle of the adjustment plate 11, and a plurality of springs 14 are arranged inside the groove 12, one end of the spring 14 is fixedly connected to the second drawing board 25, and a first drawing board 15 is arranged on one side of the adjustment plate 11.

[0024] Specifically, in this embodiment, a support frame 1 is included, a square groove 2 is opened in the middle of the lower surface of the support frame 1, and a first fixed support 3 is fixedly connected inside the square groove 2, a first connecting rod 4 is rotatably connected to one side of the first fixed support 3, the first fixed support 3 is fixed inside the square groove 2 by screws, a rotating shaft is provided on the first fixed support 3, the first connecting rod 4 is rotatably connected to the first fixed support 3 through the rotating shaft, second fixed supports 5 are fixedly connected on both sides of the support frame 1, an adjustment plate 11 is rotatably connected between the two second fixed supports 5, the adjustment plate 11 is rotatably connected to the two fixed supports respectively through the rotating shaft, first fasteners 7 are threadedly connected at positions near the second fixed supports 5 on both sides of the support frame 1, and the first fasteners 7 A second connecting rod 6 is sleeved on the outside, and the second connecting rod 6 can be limited by adjusting the first fastener 7. The second connecting rod 6 and the first connecting rod 4 are slidably connected with a moving rod 24. The moving rod 24 cooperates with the second connecting rod 6 and the first connecting rod 4 to adjust the height of the drawing board. A groove 12 is opened in the middle of the adjustment plate 11, and a plurality of springs 14 are arranged inside the groove 12. One end of the spring 14 is fixedly connected with the second drawing board 25. A first drawing board 15 is arranged on one side of the adjustment plate 11. The first drawing board 15 is slidably connected to the adjustment plate 11. By sliding the first drawing board 15, the second drawing board 25 is pushed out from the inside of the groove 12 through the spring 14, thereby expanding the overall length direction of the drawing board.

[0025] The utility model provides a portable drawing board for art sketching. The angle of the drawing board can be adjusted by the cooperation between the telescopic adjustment rod 27 and the adjustment plate 11. The drawing board can be expanded by the cooperation between the second drawing board 25 and the spring 14. At the same time, the second drawing board 25 can be folded, which effectively avoids the problem that the drawing board cannot be folded and folded. The utility model has a simple structure and strong practicality.

[0026] In an embodiment of the utility model, a plurality of slide grooves 21 are provided on one side of the first drawing board 15, and protrusions 17 are provided inside the slide grooves 21, and the protrusions 17 are fixedly connected to the adjustment plate 11. A handle 16 is fixedly connected to the upper surface of the first drawing board 15, and the protrusions 17 are in a convex structure. The first drawing board 15 is provided with two. By pulling the handle 16, the first drawing board 15 is moved to both sides. After moving to a certain position, the second drawing board 25 is level with the first drawing board 15 through the elastic force of the spring 14.

[0027] In another embodiment provided by the utility model, telescopic adjustment rods 27 are rotatably connected to both sides of the adjustment plate 11, and one end of the telescopic adjustment rod 27 is rotatably connected to the support frame 1, and a control component is provided in the middle of the telescopic adjustment rod 27. By rotating the control component, the telescopic length of the telescopic adjustment rod 27 can be limited, thereby controlling the angle of the adjustment plate 11, and the adjustment plate 11 can also be folded.

[0028] In another embodiment provided by the utility model, the first connecting rod 4 is threadedly connected to one side with a second fastener 28, and the first support rod 9 is sleeved on the outside of the second fastener 28, the first support rod 9 is rotatably connected to the second support rod 10 on one side, and one end of the second support rod 10 is rotatably connected to the inside of the square groove 2, and the first support rod 9 can be limited by the second fastener 28, and then the angle of the first connecting rod 4 can be adjusted, so that the first support rod 9 and the second support rod 10 can better support the drawing board.

[0029] In an embodiment provided by the utility model, fixing parts 18 are fixedly connected on both sides of the support frame 1, and a storage groove 22 is provided on the upper surface of the support frame 1, and an elastic structure adapted to the moving rod 24 is fixedly connected to one side of the fixing part 18, and the moving rod 24 can be buckled, and a buckle 19 and a handle 23 are fixedly connected to the front of the support frame 1, and a buckle 20 is buckled inside the buckle 19, and one side of the buckle 20 is fixedly connected to the adjustment plate 11, and a limiting groove is provided on the buckle 19, and a retractable elastic structure is arranged inside the limiting groove, and the retractable elastic structure is adapted to the buckle 20, and the support frame 1 can be buckled and connected to the adjustment plate 11 through the cooperation between the buckle 19 and the buckle 20.

[0030] In another embodiment provided by the utility model, a limiting hole 8 is provided on one side of the first connecting rod 4 and the second connecting rod 6, and a limiting member 26 is provided on the moving rod 24 inside the first connecting rod 4 and the second connecting rod 6. There are a plurality of limiting holes 8, which are linearly arranged on the first connecting rod 4 and the second connecting rod 6. By pressing the limiting member 26 on the moving rod 24, the position of the limiting member 26 on the limiting hole 8 can be adjusted, and then the height of the entire drawing board can be adjusted.

[0031] Working principle: Put the drawing paper on the first drawing board 15, adjust the angle of the adjustment board 11 by adjusting the telescopic adjustment rod 27, the adjustment board 11 is rotatably connected to the support frame 1, and the brushes and paints can be placed through the storage slot 22 on the support frame 1. The support frame 1 and the adjustment board 11 can be snap-connected by the cooperation of the buckle 19 and the buckle 20. The overall height of the drawing board can be adjusted by the cooperation of the first connecting rod 4, the second connecting rod 6 and the moving rod 24. When the length of the drawing board is not enough, the first drawing board 15 can be pulled by the handle 16, and the spring 14 can be used to make The second drawing board 25 is pushed out from the groove 12 and then aligned with the first drawing board 15, thereby increasing the length of the drawing board. When not in use, the second drawing board 25 can be pressed, and the first drawing board 15 can be moved inward through the handle 16 and the slide groove 21, thereby retracting the second drawing board 25. At the same time, the support frame 1 and the adjustment plate 11 are folded, and the moving rod 24 is respectively retracted into the first connecting rod 4 and the second connecting rod 6. The fixing part 18 is rotated to buckle the moving rod 24, thereby shrinking the entire drawing board into a rectangular structure. The drawing board is moved by the handle 23. The structure is simple and easy to carry.

[0032] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A portable drawing board for art sketching, comprising a support frame (1), characterized in that: A square groove (2) is provided in the middle of the lower surface of the support frame (1), and a first fixed support (3) is fixedly connected inside the square groove (2), a first connecting rod (4) is rotatably connected to one side of the first fixed support (3), second fixed supports (5) are fixedly connected to both sides of the support frame (1), an adjustment plate (11) is rotatably connected between the two second fixed supports (5), first fasteners (7) are threadedly connected to the positions of the fixed supports (5) on both sides of the support frame (1), and a second connecting rod (6) is sleeved on the outside of the first fastener (7), and a moving rod (24) is slidably connected to the inside of the second connecting rod (6) and the first connecting rod (4), a groove (12) is provided in the middle of the adjustment plate (11), and a plurality of springs (14) are arranged inside the groove (12), one end of the spring (14) is fixedly connected to the second drawing board (25), and a first drawing board (15) is arranged on one side of the adjustment plate (11).

2. A portable drawing board for art sketching according to claim 1, characterized in that: A plurality of slide grooves (21) are provided on one side of the first drawing board (15), and protrusions (17) are provided inside the slide grooves (21). The protrusions (17) are fixedly connected to the adjustment plate (11), and a handle (16) is fixedly connected to the upper surface of the first drawing board (15).

3. A portable drawing board for art sketching according to claim 1, characterized in that: Both sides of the adjustment plate (11) are rotatably connected to telescopic adjustment rods (27), and one end of the telescopic adjustment rod (27) is rotatably connected to the support frame (1).

4. A portable drawing board for art sketching according to claim 1, characterized in that: The first connecting rod (4) is threadedly connected to a second fastener (28) at one side, and a first support rod (9) is sleeved on the outside of the second fastener (28); one side of the first support rod (9) is rotatably connected to a second support rod (10), and one end of the second support rod (10) is rotatably connected to the inside of the square groove (2).

5. The portable drawing board for art sketching according to claim 1, characterized in that: Both sides of the support frame (1) are fixedly connected with fixing members (18), and a storage groove (22) is provided on the upper surface of the support frame (1). A buckle (19) and a handle (23) are fixedly connected to the front of the support frame (1), and a buckle (20) is buckled inside the buckle (19), and one side of the buckle (20) is fixedly connected to the adjustment plate (11).

6. A portable drawing board for art sketching according to claim 1, characterized in that: A limiting hole (8) is provided on one side of the first connecting rod (4) and the second connecting rod (6), and a limiting member (26) is provided on the moving rod (24) inside the first connecting rod (4) and the second connecting rod (6).

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