Drawing board

Abstract

The utility model discloses a drawing board and relates to the technical field of road design. Comprising a fixing bottom plate, an oval vertical plate is fixedly arranged at the top of the outer wall of the fixing bottom plate, a connecting structure is arranged on the oval vertical plate, the connecting structure comprises a rotating rod, an oval bottom plate, a fixing rod, a drawing bottom plate and two auxiliary side plates, and one side of the outer wall of each auxiliary side plate is fixedly arranged on the oval bottom plate; the center of the outer wall of the rotating rod is rotationally embedded in the oval vertical plate, the two ends of the rotating rod are fixedly arranged on the two auxiliary side plates correspondingly, and one end of the fixing rod is fixedly arranged on the oval bottom plate. Through the oval vertical plate, the rotating rod, the oval bottom plate and the fixing rod, the drawing board can be rotated for angle adjustment, so that drawing operation can be conveniently conducted from different angles, the drawing efficiency and the drawing neatness are improved, through the auxiliary side plate, the supporting frame and the limiting plate, the drawing board can be rotated while swinging left and right, the drawing angle is adjusted, and the drawing efficiency is improved. And drawing is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of road design, in particular to a drawing board. Background Art

[0002] Currently, drawing board refers to fiberboard for painting, a square panel used as a base for drawing paper. A typical drawing board is a rectangular piece of cork about 3 / 4 inch thick with a perfectly flat and smooth surface, such as used in road design.

[0003] Currently, designers use drawing boards during the drawing process. They need to rotate the drawing boards to adjust the angles, which requires designers to design around the drawing boards, which is inconvenient. In addition, the drawing boards cannot be adjusted, resulting in unsmooth drawing, affecting drawing efficiency and neatness. Utility Model Content

[0004] The utility model provides a drawing board. Through an elliptical vertical board, a rotating rod, an elliptical bottom board and a fixed rod, the drawing board can be rotated to adjust the angle, so as to facilitate drawing operations from different angles, thereby improving drawing efficiency and drawing neatness. Through auxiliary side boards, a supporting frame and a limiting board, the drawing board can be swung left and right and can also be rotated to adjust the drawing angle, making drawing more convenient.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a drawing board, comprising:

[0006] A fixed bottom plate, wherein an elliptical vertical plate is fixedly arranged on the top of the outer wall of the fixed bottom plate;

[0007] A connecting structure is provided on the elliptical vertical plate;

[0008] The connecting structure includes a rotating rod, an elliptical base plate, a fixed rod, a drawing base plate and two auxiliary side plates, one side of the outer wall of the two auxiliary side plates is fixed on the elliptical base plate, the center of the outer wall of the rotating rod is rotatably embedded in the elliptical vertical plate, the two ends of the rotating rod are respectively fixed on the two auxiliary side plates, one end of the fixed rod is fixed on the elliptical base plate, the other end of the fixed rod is rotatably sleeved on the rotating rod, and the bottom center of the drawing base plate is rotatably set on the elliptical base plate.

[0009] As a drawing board of the utility model, four support frames are fixedly provided at the bottom corners of the fixed bottom plate, and the four support frames are all on the same horizontal plane.

[0010] As a drawing board of the utility model, two limiting plates are fixedly provided on the top of the outer wall of the fixed bottom plate, and the two auxiliary side plates are respectively rotatably embedded in the two limiting plates at one side away from the elliptical bottom plate.

[0011] As a drawing board of the utility model, two support frames are fixedly arranged on the top of the outer wall of the fixed bottom plate, and the outer wall of the rotating rod is rotatably embedded in the two support frames.

[0012] As a drawing board of the utility model, two buffer pads are bonded to the bottom of the outer wall of the elliptical bottom plate, and the two buffer pads are both on the same horizontal plane.

[0013] As a drawing board of the utility model, two clamping plates are hingedly provided on the top of the outer wall of the drawing bottom plate, and a spring is provided between the two clamping plates and the drawing bottom plate.

[0014] The utility model provides a drawing board having the following beneficial effects:

[0015] (1) The road design drawing board can be rotated to adjust the angle through the elliptical vertical plate, the rotating rod, the elliptical bottom plate and the fixed rod, so as to facilitate drawing operations from different angles, thereby improving the drawing efficiency and the neatness of the drawing.

[0016] (2) The road design drawing board can be swung left and right and can also be rotated by means of auxiliary side plates, support frames and limit plates to adjust the drawing angle, making drawing more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is the front view of the utility model;

[0018] Figure 2 It is a cross-sectional view of the utility model;

[0019] Figure 3 It is an exploded view of the utility model.

[0020] In the figure: 1. fixed base plate; 2. elliptical vertical plate; 3. rotating rod; 4. elliptical base plate; 5. fixed rod; 6. drawing base plate; 7. auxiliary side plate; 8. support frame; 9. limiting plate; 10. support frame; 11. buffer pad; 12. clamping plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the practical embodiment to clearly and completely describe the technical solution in the practical embodiment. Obviously, the described embodiment is only a part of the embodiment of the practical embodiment, not all of the embodiments. Based on the embodiment in the practical embodiment, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this practical embodiment.

[0022] See also Figure 1-3 The utility model provides a technical solution: a drawing board, comprising:

[0023] A fixed bottom plate 1, an elliptical vertical plate 2 is fixedly arranged on the top of the outer wall of the fixed bottom plate 1;

[0024] The connecting structure is arranged on the elliptical vertical plate 2;

[0025] The connecting structure includes a rotating rod 3, an elliptical base plate 4, a fixed rod 5, a drawing base plate 6 and two auxiliary side plates 7. One side of the outer wall of the two auxiliary side plates 7 is fixed on the elliptical base plate 4. The center of the outer wall of the rotating rod 3 is rotatably embedded in the elliptical vertical plate 2. The two ends of the rotating rod 3 are respectively fixed on the two auxiliary side plates 7. One end of the fixed rod 5 is fixed on the elliptical base plate 4, and the other end of the fixed rod 5 is rotatably sleeved on the rotating rod 3. The bottom center of the drawing base plate 6 is rotatably set on the elliptical base plate 4.

[0026] In this embodiment: the elliptical vertical plate 2 is vertically fixed on the fixed base plate 1, and the elliptical base plate 4 is rotated on the elliptical vertical plate 2 by the fixing rod 5 using the rotating rod 3, so that the drawing base plate 6 can be swung left and right, and the drawing base plate 6 can be rotated on the elliptical base plate 4, so that the drawing base plate 6 can be rotated, and two auxiliary side plates 7 are fixed on the elliptical base plate 4, and the two ends of the rotating rod 3 are also fixed to the two auxiliary side plates 7, which increases the stability of the left and right swing of the elliptical base plate 4, and the drawing board can be rotated to adjust the angle, so as to facilitate drawing operations from different angles, thereby improving drawing efficiency and neatness of drawing.

[0027] Specifically, four support frames 8 are fixedly provided at the bottom corners of the fixed base plate 1 , and the four support frames 8 are all on the same horizontal plane.

[0028] In this embodiment, the fixed base plate 1 can be supported on the desktop by four supporting frames 8 .

[0029] Specifically, two limiting plates 9 are fixedly provided on the top of the outer wall of the fixed bottom plate 1 , and the two auxiliary side plates 7 are rotatably embedded in the two limiting plates 9 at the sides away from the elliptical bottom plate 4 .

[0030] In this embodiment, the two limiting plates 9 can assist the rotation of the two auxiliary side plates 7 and make the swing more stable.

[0031] Specifically, two support frames 10 are fixedly provided on the top of the outer wall of the fixed bottom plate 1 , and the outer wall of the rotating rod 3 is rotatably embedded in the two support frames 10 .

[0032] In this embodiment, the two support frames 10 can make the rotation of the rotating rod 3 more stable.

[0033] Specifically, two buffer pads 11 are bonded to the bottom of the outer wall of the elliptical bottom plate 4 , and the two buffer pads 11 are both on the same horizontal plane.

[0034] In this embodiment, two buffer pads 11 can be used to buffer the bottom portion of the elliptical bottom plate 4 that contacts the elliptical vertical plate 2 when the elliptical bottom plate 4 swings left and right.

[0035] Specifically, two clamping plates 12 are hingedly provided on the top of the outer wall of the drawing base plate 6 , and a spring is provided between the two clamping plates 12 and the drawing base plate 6 .

[0036] In this embodiment, the drawing paper can be fixed by two clamping plates 12. The clamping plates 12 can be opened to put the paper between the clamping plates 12 and the drawing base plate 6, and the clamping plates 12 can be clamped by springs.

[0037] When in use, first open the clamping plate 12 and put the paper between the clamping plate 12 and the drawing base plate 6, and at the same time use the spring to clamp the paper on the clamping plate 12, the elliptical vertical plate 2 is vertically fixed on the fixed base plate 1, and the elliptical base plate 4 is rotated on the elliptical vertical plate 2 by the fixing rod 5 using the rotating rod 3, so that the drawing base plate 6 can swing left and right, and the drawing base plate 6 can be rotated on the elliptical base plate 4, so that the drawing base plate 6 can be rotated, the two auxiliary side plates 7 are fixed on the elliptical base plate 4, and the two ends of the rotating rod 3 are also fixed on the two auxiliary side plates 7, which increases the stability of the left and right swing of the elliptical base plate 4, and the drawing board can be rotated for angle adjustment, so as to facilitate drawing operations from different angles, so as to improve drawing efficiency and neatness of drawing, four support frames 8 can support the fixed base plate 1 on the desktop, two limiting plates 9 can assist the rotation of the two auxiliary side plates 7, and at the same time make the swing more stable, two support frames 10 can make the rotation of the rotating rod 3 more stable, and two buffer pads 11 can buffer the bottom contacting the elliptical vertical plate 2 when the elliptical base plate 4 swings left and right.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A drawing board, characterized in that: include: A fixed bottom plate (1), wherein an elliptical vertical plate (2) is fixedly provided on the top of the outer wall of the fixed bottom plate (1); A connecting structure is arranged on the elliptical vertical plate (2); The connection structure comprises a rotating rod (3), an elliptical base plate (4), a fixed rod (5), a drawing base plate (6) and two auxiliary side plates (7); one side of the outer wall of the two auxiliary side plates (7) is fixedly arranged on the elliptical base plate (4); the center of the outer wall of the rotating rod (3) is rotatably embedded in the elliptical vertical plate (2); the two ends of the rotating rod (3) are respectively fixedly arranged on the two auxiliary side plates (7); one end of the fixed rod (5) is fixedly arranged on the elliptical base plate (4); the other end of the fixed rod (5) is rotatably sleeved on the rotating rod (3); and the bottom center of the drawing base plate (6) is rotatably arranged on the elliptical base plate (4).

2. A drawing board according to claim 1, characterized in that: Four support frames (8) are fixedly provided at the bottom corners of the fixed bottom plate (1), and the four support frames (8) are all located on the same horizontal plane.

3. A drawing board according to claim 2, characterized in that: Two limiting plates (9) are fixedly provided on the top of the outer wall of the fixed bottom plate (1), and the two auxiliary side plates (7) are respectively rotatably embedded in the two limiting plates (9) on the side away from the elliptical bottom plate (4).

4. A drawing board according to claim 3, characterized in that: Two support frames (10) are fixedly provided on the top of the outer wall of the fixed bottom plate (1), and the outer wall of the rotating rod (3) is rotatably embedded in the two support frames (10).

5. A drawing board according to claim 4, characterized in that: Two buffer pads (11) are bonded to the bottom of the outer wall of the elliptical bottom plate (4), and the two buffer pads (11) are located on the same horizontal plane.

6. A drawing board according to claim 5, characterized in that: Two clamping plates (12) are hingedly provided at the top of the outer wall of the drawing base plate (6), and a spring is provided between the two clamping plates (12) and the drawing base plate (6).

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