Drawing board and easel

Abstract

The utility model relates to the field of drawing tools, in particular to a drawing board and an easel, which comprise a drawing board main body, a first clamp, a second clamp, a first reset piece and a second reset piece, the first clamp and the second clamp are arranged on the two opposite sides of the drawing board body and are connected with the drawing board body in a sliding mode in the first direction. The first reset piece is respectively connected with the first clamp and the drawing board main body, and the first reset piece enables the first clamp to have a trend of moving towards the drawing board main body; and the second reset piece is connected with the second clamp and the drawing board body and enables the second clamp to tend to move towards the drawing board body, and the first clamp and the second clamp are used for clamping the drawing tool from the two opposite sides of the drawing tool. When the drawing board is not used, the first clamp and the second clamp are close to the drawing board body, so that the overall size of the drawing board is reduced, and the drawing board is convenient to carry.

Description

Technical Field

[0001] The utility model relates to the field of painting tools, in particular to a drawing board and an easel. Background Art

[0002] In art teaching or the painting process, sketching is an indispensable learning stage, and sketching often requires going outdoors to collect materials.

[0003] When sketching outdoors, the painter must at least carry a drawing board, and sometimes an easel.

[0004] An existing drawing board includes a support rod, an upper limit structure and a lower limit structure, which are detachably connected to the support rod respectively. The upper limit structure and the lower limit structure are used to clamp drawing tools. When a large-sized painting book needs to be clamped, the upper limit structure and the lower limit structure are installed on the support rod, and the distance between the upper limit structure and the lower limit structure is increased during installation. When a small-sized painting book needs to be clamped, the upper limit structure and the lower limit structure are installed on the support rod, and the distance between the upper limit structure and the lower limit structure is reduced during installation.

[0005] However, the existing drawing board is not easy to carry due to the long length of the supporting rod. Summary of the Invention

[0006] The embodiment of the utility model provides a drawing board and an easel, so as to solve the problem that the existing drawing board is inconvenient to carry due to the long supporting rod.

[0007] On the one hand, an embodiment of the present invention provides a drawing board, including a drawing board body, a first clamp, a second clamp, a first restoring member, and a second restoring member;

[0008] The first clamp and the second clamp are arranged on opposite sides of the drawing board body, and the first clamp and the second clamp are slidably connected to the drawing board body along a first direction;

[0009] The first restoring member is connected to the first clamp and the drawing board body respectively, and the first restoring member makes the first clamp have a tendency to move toward the drawing board body;

[0010] The second restoring member is respectively connected to the second clamp and the drawing board body. The second restoring member enables the second clamp to have a tendency to move toward the drawing board body. The first clamp and the second clamp are used to clamp the drawing tool from opposite sides.

[0011] Optionally, the drawing board body includes a seat plate and a cover plate, the seat plate is provided with a first slide groove and a second slide groove, the first clamp is provided in the first slide groove, the second clamp is provided in the second slide groove, and the cover plate is detachably connected to the seat plate to be able to close the first slide groove and the second slide groove.

[0012] Optionally, the first clamp is provided on the upper side of the drawing board body, and the second clamp is provided on the lower side of the drawing board body;

[0013] The first clamp includes a first slide, a second slide, and a first clamping plate; the first clamping plate is connected to the first slide and the second slide respectively, the first slide and the second slide are arranged on the lower side of the first clamping plate, and the first clamping plate extends in the second direction;

[0014] There are two first sliding grooves, the two first sliding grooves are parallel to each other, the first slide slide slides in one of the first sliding grooves, and the second slide slides in the other first sliding groove;

[0015] The second clamp includes a first sliding plate, a second sliding plate, and a second clamping plate, the second clamping plate is connected to the first sliding plate and the second sliding plate respectively, the first sliding plate and the second sliding plate are arranged on the upper side of the second clamping plate, and the second clamping plate and the first clamping plate extend in the same direction;

[0016] There are two second sliding grooves, the two second sliding grooves are parallel, the first sliding plate slides in the second sliding grooves, the second sliding plate slides in the second sliding grooves, and the first direction is perpendicular to the second direction.

[0017] Optionally, the first slide plate, the second slide plate, the first sliding plate and the second sliding plate are all hollow.

[0018] Optionally, the first sliding groove is parallel to the second sliding groove, and the first sliding plate, the second sliding plate, the first sliding plate and the second sliding plate are of the same length;

[0019] Along the first direction, the length of the first sliding groove is equal to the length of the first slide plate, so that after the first slide plate completely enters the first sliding groove, the first clamping plate can fit the side wall of the seat plate;

[0020] Along the first direction, the length of the second sliding groove is equal to the length of the second sliding plate, so that after the first sliding plate completely enters the second sliding groove, the second clamping plate can fit the side wall of the seat plate.

[0021] Optionally, it further includes a first latching protrusion and a second latching protrusion, wherein two first latching protrusions are provided, and each first latching protrusion is provided in one of the first sliding grooves.

[0022] The first slide plate is provided with a first latching hole, and after the first slide plate is completely inserted into the first slide groove, the first latching protrusion is latched into the first latching hole;

[0023] There are two second latching protrusions, each of which is arranged in a second sliding groove. A second latching hole is provided on the second sliding plate. After the first sliding plate completely enters the second sliding groove, the second latching protrusion is locked into the second latching hole.

[0024] Optionally, a first reset groove and a second reset groove are provided on a side of the seat plate close to the cover plate, the first reset member is provided in the first reset groove, and the second reset member is provided in the second reset groove;

[0025] A first mounting post is provided in the first reset groove, a second mounting post is provided in the second reset groove, a first mounting hole is provided on the first fixture, and a second mounting hole is provided on the second fixture;

[0026] The first reset member and the second reset member are springs. Two ends of the first reset member are respectively connected to the first mounting hole and the first mounting column. Two ends of the second reset member are respectively connected to the second mounting hole and the second mounting column.

[0027] Optionally, an expansion plate is further included, the expansion plate including a clamping plate and a flat plate, the clamping plate being formed by bending one side of the flat plate;

[0028] The seat plate is provided with a first card slot and a second card slot on both sides along the third direction, respectively, and the connecting plate can be inserted into the first card slot or the second card slot, so that the flat plate and the seat plate are stacked or one side surface of the flat plate is flush with the side surface of the seat plate away from the cover plate;

[0029] The first direction and the third direction are perpendicular.

[0030] Optionally, a quick connector is provided on the drawing board body, and the quick connector is used to connect to an external device.

[0031] On the other hand, an embodiment of the present invention further provides an easel, comprising a tripod and the above-mentioned drawing board;

[0032] The tripod is connected to the drawing board main body, and the drawing board main body is arranged on the top of the tripod.

[0033] The present invention provides a drawing board and easel, wherein first and second clamps are slidably connected to a drawing book body, respectively. First and second return members drive the first and second clamps toward each other to clamp the drawing books, thereby accommodating drawing books of varying sizes, such as two-fold and four-fold sizes. When not in use, the first and second clamps are positioned close to the drawing board body, reducing the overall size of the drawing board and making it easier to carry. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments of the present invention. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0035] Figure 1 This is a schematic diagram of the drawing board in use in one embodiment of the present invention;

[0036] Figure 2 This is a schematic diagram of a drawing board in a non-use state according to an embodiment of the present invention;

[0037] Figure 3 This is an exploded schematic diagram of an extension board of a drawing board in one embodiment of the present invention;

[0038] Figure 4 This is an exploded schematic diagram of a drawing board body of an embodiment of the present invention;

[0039] Figure 5 This is an exploded view of the seat plate, the first clamp and the second clamp in one embodiment of the present invention;

[0040] Figure 6 This is an exploded schematic diagram of a drawing board in a non-use state in one embodiment of the present invention.

[0041] Description of the drawings: 1. Drawing board body; 11. Base plate; 12. Cover plate; 13. First slide groove; 14. Second slide groove; 15. First latching protrusion; 16. Second latching protrusion; 17. First latching slot; 18. Second latching slot; 19. Through hole; 2. First clamp; 21. First slide plate; 22. Second slide plate; 23. First clamp; 24. First mounting hole; 25. First clamping hole; 3. Second clamp; 31. First sliding plate; 32. Second sliding plate; 33. Second clamp; 34. Second mounting hole; 35. Second clamping hole; 4. Extension plate; 41. Snap-in plate; 42. Flat plate; 5. Quick connector; 61. First mounting post; 62. Second mounting post; 7. First reset member; 8. Second reset member; 9. Step bar. DETAILED DESCRIPTION

[0042] In order to make the technical problems, technical solutions and beneficial effects solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0043] In the description of the present invention, it should be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of the present invention and simplify the description. They do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on the present invention. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

[0044] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0045] Reference Figure 1 and Figure 2 An embodiment of the present invention discloses a drawing board, comprising a drawing board body 1, a first clamp 2, a second clamp 3, a first resetting member 7 and a second resetting member 8; the first clamp 2 and the second clamp 3 are arranged on opposite sides of the drawing board body 1, and the first clamp 2 and the second clamp 3 are slidably connected to the drawing board body 1 along a first direction; the first resetting member 7 is respectively connected to the first clamp 2 and the drawing board body 1, and the first resetting member 7 makes the first clamp 2 have a tendency to move toward the drawing board body 1; the second resetting member 8 is respectively connected to the second clamp 3 and the drawing board body 1, and the second resetting member 8 makes the second clamp 3 have a tendency to move toward the drawing board body 1, and the first clamp 2 and the second clamp 3 are used to clamp the drawing tool from opposite sides of the drawing tool.

[0046] This embodiment uses a drawing pad as a drawing tool. The drawing pad body 1 in this embodiment has a placement surface. The first clamp 2 and the second clamp 3 are first pulled out in a direction away from the drawing pad body 1. The drawing pad is then placed on the placement surface. The first clamp 2 and the second clamp 3 are then released. The first clamp 2 and the second clamp 3 move toward each other under the action of the first restoring member 7 and the second restoring member 8, clamping the drawing pad from opposite sides. The first clamp 2 and the second clamp 3 typically clamp the drawing pad from the top and bottom sides.

[0047] Reference Figure 1 and Figure 2 The first and second clamps 2 and 3 are slidably connected to the sketchbook body, respectively. First and second return members 7 and 8 drive the first and second clamps 2 and 3 toward each other to clamp the sketchbook. This allows the device to accommodate sketchbooks of varying sizes, such as two-fold and four-fold sizes. When not in use, the first and second clamps 2 and 3 are positioned close to the sketchbook body 1, minimizing the overall size of the sketchbook and making it easier to carry.

[0048] Reference Figure 4 and Figure 5 As an example, the drawing board body 1 includes a base plate 11 and a cover plate 12. The base plate 11 is provided with a first slide groove 13 and a second slide groove 14. The first clamp 2 is provided in the first slide groove 13, and the second clamp 3 is provided in the second slide groove 14. The cover plate 12 is detachably connected to the base plate 11 to be able to close the first slide groove 13 and the second slide groove 14. In this embodiment, when not in use, a portion of the first clamp 2 and a portion of the second clamp 3 can be retracted into the drawing board body 1, thereby further reducing the size of the drawing board, making it convenient for the user to carry it with them when sketching outside. The above-mentioned placement plane is the surface of the base plate 11, and the placement plane is located on the side of the base plate 11 away from the cover plate 12.

[0049] In this embodiment, six parallel and spaced step bars 9 are provided on the bottom plate. Figure 5 In the figure, the midpoint line of the seat panel in the left-right direction divides the seat panel into left and right sides. For example, the left side of seat panel 11 is illustrated. Three step rails 9 are arranged from left to right on the left side of seat panel 11. A first chute 13 is formed between the leftmost step rail 9 and the center step rail 9. Meanwhile, a second chute 14 is formed between the center step rail 9 and the rightmost step rail 9. Similarly, the first chute 13 and the second chute 14 are formed on the right side of seat panel 11 in the same manner.

[0050] In this embodiment, the first sliding plate 31 and the second sliding plate 32 are both located in the gap between the first slide plate 21 and the second slide plate 22. This arrangement allows the first fixture 2 and the second fixture 3 to be processed from the same plate, saving raw materials.

[0051] In other embodiments, strip-shaped grooves may be directly opened on the seat plate 11 to form the first sliding groove 13 and the second sliding groove 14 .

[0052] Reference Figure 4 As an example, the first clamp 2 includes a first slide 21, a second slide 22 and a first clamp 23; the first clamp 23 is connected to the first slide 21 and the second slide 22 respectively, the first slide 21 and the second slide 22 are arranged on the same side of the first clamp 23, and the first clamp 23 extends in the second direction; there are two first slide grooves 13, and the two first slide grooves 13 are parallel. The first slide 21 slides in one of the first slide grooves 13, and the second slide 22 slides in the other first slide groove 13.

[0053] Similarly, the second fixture 3 includes a first sliding plate 31, a second sliding plate 32, and a second clamping plate 33. The second clamping plate 33 is connected to the first sliding plate 31 and the second sliding plate 32, respectively. The first sliding plate 31 and the second sliding plate 32 are arranged on the same side of the second clamping plate 33, and the second clamping plate 33 and the first clamping plate 23 extend in the same direction. Two second chute grooves 14 are provided, and the two second chute grooves 14 are parallel. The first sliding plate 31 slides in the second chute grooves 14, and the second sliding plate 32 slides in the second chute grooves 14.

[0054] The first direction and the second direction are perpendicular. In this embodiment, the first direction is one of the length direction and the width direction of the drawing board, and the second direction is perpendicular to the placement plane. The first direction and the second direction are perpendicular.

[0055] Furthermore, a first groove is provided on one side of the first clamping plate 23 near the second clamping plate 33, and a second groove is provided on the other side of the second clamping plate 33 near the first clamping plate 23. The first groove extends through the first clamping plate 23, and the second groove extends through the second clamping plate 33 along the third direction. The opening of the first groove and the opening of the second groove are opposite to each other, so as to facilitate the upper and lower edges of the drawing book to be clamped into the first and second grooves, thereby reducing the possibility of the drawing book sliding out from between the first clamp 2 and the second clamp 3 in the second direction along the side wall of the first clamp 2 or the side wall of the second clamp 3 when clamped by the first clamp 2 and the second clamp 3. The first direction, the second direction, and the third direction are perpendicular to each other.

[0056] Reference Figure 4 As an example, the first slide plate 21, the second slide plate 22, the first sliding plate 31, and the second sliding plate 32 are all hollowed out. In this embodiment, multiple holes are provided on the first slide plate 21, the second slide plate 22, the first sliding plate 31, and the second sliding plate 32 to reduce the weight of the drawing board and reduce the physical effort required by the user when carrying it. These holes can also be used to connect hooks and buckles, allowing hooks to be hung in these holes, and stationery bags, etc. to be hung on the hooks.

[0057] As an example, the first slide groove 13 is parallel to the second slide groove 14, and the lengths of the first sliding plate 31, the second sliding plate 32, the first slide plate 21 and the second slide plate 22 are the same; along the first direction, the length of the first slide groove 13 is equal to the length of the first slide plate 21, so that after the first slide plate 21 fully enters the first slide groove 13, the first clamping plate 23 can fit the side wall of the seat plate 11; along the first direction, the length of the second slide groove 14 is equal to the length of the second slide plate 22, so that after the first sliding plate 31 fully enters the second slide groove 14, the second clamping plate 33 can fit the side wall of the seat plate 11.

[0058] In this embodiment, in order to minimize the volume occupied by the first clamp 2 and the second clamp 3, the lengths of the first slide groove 13 and the second slide groove 14 are set so that the first clamp 23 and the second clamp 33 can fit the side wall of the seat plate 11 when not in use.

[0059] Reference Figure 5 Furthermore, it also includes a first latching protrusion 15 and a second latching protrusion 16. There are two first latching protrusions 15, each first latching protrusion 15 is arranged in a first slide groove 13, and a first latching hole 25 is provided on the first slide plate 21. After the first slide plate 21 completely enters the first slide groove 13, the first latching protrusion 15 is latched into the first latching hole 25.

[0060] Two second latching protrusions 16 are provided, each second latching protrusion 16 is disposed in a second slide groove 14 , and a second latching hole 35 is provided on the second slide plate 22 . After the first sliding plate 31 completely enters the second slide groove 14 , the second latching protrusion 16 is latched into the second latching hole 35 .

[0061] To ensure that the first clamp 2 and the second clamp 3 slide out of the drawing board body 1 when not in use, a first latching protrusion 15 and a second latching protrusion 16 are provided. The first latching protrusion 15 cooperates with the first latching hole 25, and the second latching protrusion 16 cooperates with the second latching hole 35, so that the first clamp 2 and the second clamp 3 can be stably positioned within the drawing board body 1 without the application of external forces. In this embodiment, the first latching protrusion 15 and the second latching protrusion 16 can be made of an elastic material to facilitate engagement with the first latching hole 25 and the second latching hole 35.

[0062] As an example, a first reset groove and a second reset groove are provided on one side of the seat plate 11 close to the cover plate 12 , the first reset member 7 is provided in the first reset groove, and the second reset member 8 is provided in the second reset groove;

[0063] A first mounting post 61 is provided in the first reset groove, a second mounting post 62 is provided in the second reset groove, a first mounting hole 24 is provided on the first clamp 2, and a second mounting hole 34 is provided on the second clamp 3;

[0064] The first reset member 7 and the second reset member 8 are tension springs. The two ends of the first reset member 7 are respectively connected to the first mounting hole 24 and the first mounting column 61 , and the two ends of the second reset member 8 are respectively connected to the second mounting hole 34 and the second mounting column 62 .

[0065] In this embodiment, the first restoring member 7 is hidden in the first restoring groove, and the second restoring member 8 is hidden in the second restoring groove, so that the drawing board is beautiful as a whole.

[0066] Reference Figure 3 and Figure 6 As an example, the drawing board also includes an extension plate 4, which includes a snap-in plate 41 and a flat plate 42. The snap-in plate 41 is formed by bending one side of the flat plate 42; the seat plate 11 is provided with a first snap-in groove 17 and a second snap-in groove 18 on both sides along the third direction, respectively. The snap-in plate 41 can be snapped into the first snap-in groove 17 or the second snap-in groove 18 so that the flat plate 42 and the seat plate 11 are stacked or one side surface of the flat plate 42 is flush with the side surface of the seat plate 11 away from the cover plate 12.

[0067] In this embodiment, two expansion boards 4 are provided, one of which is referred to as a first expansion board 4 and the other is referred to as a second expansion board 4. When not in use, the snap-in plate 41 of the first expansion board 4 is snapped into the first slot 17, the flat plate 42 of the first expansion board 4 is in contact with the placement plane, the snap-in plate 41 of the second expansion board 4 is snapped into the second slot 18, and the flat plate 42 of the second expansion board 4 is stacked on the flat plate 42 of the first expansion board 4.

[0068] When in use, the snap-in plate 41 of the first expansion board 4 is snapped into the first slot 17, and the flat plate 42 of the first expansion board 4 is flush with the placement plane; the snap-in plate 41 of the second expansion board 4 is snapped into the second slot 18, and the flat plate 42 of the second expansion board 4 is flush with the placement plane. At this time, larger-sized paintings can be placed on the flat plate 42 of the first expansion board 4 and / or the flat plate 42 of the second expansion board 4.

[0069] As an example, the drawing board body 1 is provided with a quick connector 5 for connecting to an external device. In this embodiment, the quick connector 5 is block-shaped and integrally formed with the base plate 11. The quick connector 5 is provided with a threaded hole. The threaded hole can be one or two. In this embodiment, two threaded holes are used as an example. Through holes 19 are provided on the cover plate 12. The number of through holes 19 matches the number of threaded holes, and the through holes 19 correspond to the threaded holes one-to-one, and the through holes 19 are connected to the corresponding threaded holes.

[0070] In one embodiment, the utility model further discloses an easel, comprising a tripod and the above-mentioned drawing board, wherein the tripod has a quick-connect seat, and the quick-connect seat has a quick-connect bolt, and the connection between the tripod and the drawing board is achieved by the quick-connect bolt passing through a through hole 19 and being threadedly connected to the threaded hole.

[0071] The tripod in this embodiment can be a tripod with a pitch function to adjust the angle of the drawing board relative to the ground.

[0072] In other embodiments, the quick connector 5 may also have other structures, as long as the quick connector 5 on the drawing board body 1 can correspond to the quick connector seat on the tripod to facilitate the installation of the drawing board.

[0073] The embodiments described above are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention, and should all be included in the scope of protection of the present invention.

Claims

1. A drawing board, characterized in that: It includes a drawing board body, a first clamp, a second clamp, a first restoring member and a second restoring member; The first clamp and the second clamp are arranged on opposite sides of the drawing board body, and the first clamp and the second clamp are slidably connected to the drawing board body along a first direction; The first restoring member is connected to the first clamp and the drawing board body respectively, and the first restoring member makes the first clamp have a tendency to move toward the drawing board body; The second restoring member is respectively connected to the second clamp and the drawing board body. The second restoring member enables the second clamp to have a tendency to move toward the drawing board body. The first clamp and the second clamp are used to clamp the drawing tool from opposite sides.

2. The drawing board according to claim 1, characterized in that The drawing board body includes a seat plate and a cover plate, the seat plate is provided with a first slide groove and a second slide groove, the first clamp is provided in the first slide groove, the second clamp is provided in the second slide groove, and the cover plate is detachably connected to the seat plate to be able to close the first slide groove and the second slide groove.

3. The drawing board according to claim 2, characterized in that: The first clamp is arranged on the upper side of the drawing board body, and the second clamp is arranged on the lower side of the drawing board body; The first clamp includes a first slide, a second slide, and a first clamping plate; the first clamping plate is connected to the first slide and the second slide respectively, the first slide and the second slide are arranged on the lower side of the first clamping plate, and the first clamping plate extends in the second direction; There are two first sliding grooves, the two first sliding grooves are parallel to each other, the first slide slide slides in one of the first sliding grooves, and the second slide slides in the other first sliding groove; The second clamp includes a first sliding plate, a second sliding plate, and a second clamping plate, the second clamping plate is connected to the first sliding plate and the second sliding plate respectively, the first sliding plate and the second sliding plate are arranged on the upper side of the second clamping plate, and the second clamping plate and the first clamping plate extend in the same direction; There are two second sliding grooves, the two second sliding grooves are parallel, the first sliding plate slides in the second sliding grooves, the second sliding plate slides in the second sliding grooves, and the first direction is perpendicular to the second direction.

4. The drawing board according to claim 3, characterized in that: The first slide plate, the second slide plate, the first sliding plate and the second sliding plate are all hollow.

5. The drawing board according to claim 3, characterized in that: The first sliding groove is parallel to the second sliding groove, and the first sliding plate, the second sliding plate, the first sliding plate and the second sliding plate have the same length; Along the first direction, the length of the first sliding groove is equal to the length of the first slide plate, so that after the first slide plate completely enters the first sliding groove, the first clamping plate can fit the side wall of the seat plate; Along the first direction, the length of the second sliding groove is equal to the length of the second sliding plate, so that after the first sliding plate completely enters the second sliding groove, the second clamping plate can fit the side wall of the seat plate.

6. The drawing board according to claim 5, characterized in that: It also includes a first latching protrusion and a second latching protrusion, wherein two first latching protrusions are provided, and each first latching protrusion is provided in one of the first sliding grooves. The first slide plate is provided with a first latching hole, and after the first slide plate is completely inserted into the first slide groove, the first latching protrusion is latched into the first latching hole; There are two second latching protrusions, each of which is arranged in a second sliding groove. A second latching hole is provided on the second sliding plate. After the first sliding plate completely enters the second sliding groove, the second latching protrusion is locked into the second latching hole.

7. The drawing board according to claim 2, characterized in that: A first reset groove and a second reset groove are provided on one side of the seat plate close to the cover plate, the first reset member is provided in the first reset groove, and the second reset member is provided in the second reset groove; A first mounting post is provided in the first reset groove, a second mounting post is provided in the second reset groove, a first mounting hole is provided on the first fixture, and a second mounting hole is provided on the second fixture; The first reset member and the second reset member are springs. Two ends of the first reset member are respectively connected to the first mounting hole and the first mounting column. Two ends of the second reset member are respectively connected to the second mounting hole and the second mounting column.

8. The drawing board according to claim 2, characterized in that: It also includes an expansion plate, the expansion plate includes a clamping plate and a flat plate, the clamping plate is formed by bending one side of the flat plate; The seat plate is provided with a first card slot and a second card slot on both sides along the third direction, respectively, and the connecting plate can be inserted into the first card slot or the second card slot, so that the flat plate and the seat plate are stacked or one side surface of the flat plate is flush with the side surface of the seat plate away from the cover plate; The first direction and the third direction are perpendicular.

9. The drawing board according to claim 1, wherein: The drawing board body is provided with a quick connector, which is used to connect with external equipment.

10. An easel, characterized in that: comprising a tripod and the drawing board according to any one of claims 1 to 9; The tripod is connected to the drawing board main body, and the drawing board main body is arranged on the top of the tripod.

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