Foldable writing board

Abstract

The utility model discloses a foldable writing board which comprises a frame and is characterized in that a panel assembly is arranged in the frame and used for pasting drawing paper, the frame is provided with an outer side support, and the inner side of the frame is provided with an inner side support; according to the drawing board, the second telescopic rod, the first telescopic rod, the second telescopic shell and the second inner friction rod are arranged, the first telescopic shell and the first inner friction rod are connected through friction, and the position of the second inner friction rod on the second telescopic shell and the position of the first inner friction rod on the first telescopic shell are adjusted according to the size of the drawing board; the panel assembly is clamped and fixed, the effect of preventing the panel assembly from moving in the using process due to the fact that the panel assembly is not firmly fixed is achieved, the drawing box is arranged and detachably installed in the outer box shell, the drawing box can be pulled out from the interior of the outer box shell, and the drawing tools are placed in the drawing box and are convenient to take; and loss is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of writing boards, and more specifically, to a foldable writing board. Background Art

[0002] Writing boards are generally used to assist users in drawing and writing, making drawing and writing more convenient;

[0003] After searching, the existing patent (Announcement No.: CN2594030Y) discloses a foldable writing board with a support frame. The utility model discloses a foldable writing board with a support frame, including a frame for clamping a panel, and the two side frames of the frame are parallel to each other. The characteristic is that: two rotatable and foldable brackets are arranged on the frame, and the two side frames of the two brackets are parallel to each other, the width of the two side frames of one bracket is smaller than that of the other bracket, and corresponding card slots are arranged thereon for the bottom end of the other bracket to be embedded. Since the utility model has two rotatable and foldable brackets arranged on the frame, the two side frames of the two brackets are parallel to each other, the width of the two side frames of one bracket is smaller than that of the other bracket, and corresponding card slots are arranged thereon for the bottom end of the other bracket to be embedded. Therefore, it can have a supporting fixed frame when in use, and the bracket can be rotated and folded and stored when not in use, which is convenient to carry and use;

[0004] Due to the different creative work content in the process of writing and painting, the required drawing boards are different. If the size of the drawing board is not appropriate when placed, the drawing board will move during the painting or writing process, affecting the work. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a foldable writing board to solve the problem that due to the different creative work contents in the current writing and painting processes, different drawing boards are required. If the size of the drawing board is not appropriate when it is placed, the drawing board will move during the painting or writing process, causing the work to be affected.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a foldable writing board, comprising a frame (1), wherein a panel assembly (2) is arranged inside the frame (1) for pasting drawing paper, wherein the frame (1) is provided with an outer bracket (3) for supporting and adjusting the frame (1), and an inner bracket (4) is arranged inside the frame (1) for placing the panel assembly (2);

[0007] A second telescopic rod (31) is fixedly mounted on the inner side of the outer bracket (3); a first connecting bolt (32) is fixedly mounted inside the outer bracket (3); the frame (1) and the outer bracket (3) are connected via the first connecting bolt (32); the second telescopic rod (31) comprises a second telescopic outer shell (311) and a second inner friction rod (312); the second inner friction rod (312) is movably connected inside the second telescopic outer shell (311); and the second telescopic outer shell (311) is fixedly mounted on the inner side of the outer bracket (3).

[0008] Preferably, a first telescopic rod (11) is fixedly mounted on the inner side of the frame (1).

[0009] Preferably, the first telescopic rod (11) comprises a first telescopic outer shell (111) and a first inner friction rod (112); the first inner friction rod (112) is movably connected inside the first telescopic outer shell (111); and the first telescopic outer shell (111) is fixedly mounted on the inner side of the frame (1).

[0010] Preferably, the panel assembly (2) comprises a first panel (21), a second panel (22), and a hinge (23); the first panel (21) and the second panel (22) are connected via the hinge (23) and are capable of being folded.

[0011] Preferably, a placement box (41) is fixedly installed on the inner side of the inner bracket (4), a second connecting bolt (42) is fixedly installed inside the inner bracket (4), and the frame (1) and the inner bracket (4) are connected via the second connecting bolt (42).

[0012] Preferably, the storage box (41) comprises an outer box shell (411) and a pull-out box (412), wherein the outer box shell (411) is fixedly mounted on the inner side of the inner bracket (4), and the pull-out box (412) is movably mounted inside the outer box shell (411).

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model is provided with a second telescopic rod and a first telescopic rod. By utilizing the above structure, the second telescopic housing and the second inner friction rod, and the first telescopic housing and the first inner friction rod are connected by friction. According to the size of the drawing board, the position of the second inner friction rod on the second telescopic housing and the position of the first inner friction rod on the first telescopic housing are extended and retracted to clamp and fix the panel assembly, thereby achieving the effect of preventing the panel assembly from moving during use due to loose fixation.

[0015] The utility model is provided with a drawer box. By utilizing the structure, the drawer box can be detachably installed inside the outer box shell, and the drawer box can be pulled out from the outer box shell, so that the painting tools can be placed inside the drawer box, which is convenient for taking out and prevents loss. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the framework structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the inner and outer bracket structures of the utility model;

[0019] Figure 4 This is a schematic diagram of the panel assembly structure of the present utility model.

[0020] [reference numerals]

[0021] 1. Frame; 11. First telescopic rod; 111. First telescopic shell; 112. First inner friction rod; 2. Panel assembly; 21. First panel; 22. Second panel; 23. Hinge; 3. Outer bracket; 31. Second telescopic rod; 311. Second telescopic shell; 312. Second inner friction rod; 32. First connecting bolt; 4. Inner bracket; 41. Placement box; 411. Outer box shell; 412. Pull-out box; 42. Second connecting bolt. DETAILED DESCRIPTION

[0022] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] The preferred embodiment of the foldable writing board provided by the utility model is as follows: Figures 1 to 4As shown: it includes a frame 1, and a panel assembly 2 is arranged inside the frame 1 for pasting drawing paper. The frame 1 is provided with an outer bracket 3 for supporting and adjusting the frame 1. The inner side of the frame 1 is provided with an inner bracket 4 for placing the panel assembly 2. A first telescopic rod 11 is fixedly installed on the inner side of the frame 1. The first telescopic rod 11 includes a first telescopic shell 111 and a first inner friction rod 112. The first inner friction rod 112 is movably connected to the inside of the first telescopic shell 111. The first telescopic shell 111 is fixedly installed on the inner side of the frame 1. The panel assembly 2 includes a first panel 21, a second panel 22, and a hinge 23. The first panel 21 and the second panel 22 are connected by the hinge 23 and can be folded.

[0025] Specifically, the first panel 21 and the second panel 22 can be folded as needed through the hinge 23. At the same time, the second telescopic rod 31 and the first telescopic rod 11 are telescoped according to the size of the panel assembly 2 to adjust the width for placing the panel assembly 2. The second telescopic shell 311 and the second inner friction rod 312, as well as the first telescopic shell 111 and the first inner friction rod 112 are connected by friction. According to the size of the drawing board, the second inner friction rod 312 on the second telescopic shell 311 and the first inner friction rod 112 on the first telescopic shell 111 are telescoped to fix the panel assembly 2. Three grooves are also provided on the top of the inner bracket 4. The angle of the panel assembly 2 can be adjusted by placing the second telescopic rod 31 in different grooves.

[0026] Embodiment 2

[0027] Based on the first embodiment, the preferred embodiment of the foldable writing board provided by the present invention is as follows: Figures 1 to 4 As shown: a second telescopic rod 31 is fixedly installed on the inner side of the outer bracket 3, a first connecting bolt 32 is fixedly installed inside the outer bracket 3, the frame 1 and the outer bracket 3 are connected by the first connecting bolt 32, the second telescopic rod 31 includes a second telescopic shell 311 and a second inner friction rod 312, the second inner friction rod 312 is movably connected inside the second telescopic shell 311, the second telescopic shell 311 is fixedly installed on the inner side of the outer bracket 3, a placement box 41 is fixedly installed on the inner side of the inner bracket 4, a second connecting bolt 42 is fixedly installed inside the inner bracket 4, the frame 1 and the inner bracket 4 are connected by the second connecting bolt 42, the placement box 41 includes an outer box shell 411 and a pull-out box 412, the outer box shell 411 is fixedly installed on the inner side of the inner bracket 4, and the pull-out box 412 is movably installed inside the outer box shell 411.

[0028] Specifically, the pull-out box 412 can be pulled out from the outer box shell 411. Since painting is often done outdoors, in order to prevent the painting tools carried from being lost, the painting tools can be placed inside the pull-out box 412 during painting, which is convenient for taking out and prevents loss.

[0029] The working process of the utility model is as follows:

[0030] When in use, the first panel 21 and the second panel 22 can be folded as needed through the hinge 23. At the same time, the second telescopic rod 31 and the first telescopic rod 11 are telescoped according to the size of the panel assembly 2 to adjust the width for placing the panel assembly 2. The second telescopic shell 311 and the second inner friction rod 312, the first telescopic shell 111 and the first inner friction rod 112 are connected by friction. According to the size of the drawing board, the position of the second inner friction rod 312 on the second telescopic shell 311 and the position of the first inner friction rod 112 on the first telescopic shell 111 are telescoped to fix the panel assembly 2. Three grooves are also provided on the top of the inner bracket 4. By placing the second telescopic rod 31 in different grooves, the angle of the panel assembly 2 can be adjusted. The pull-out box 412 can be pulled out from the outer box shell 411. Because painting is often done outdoors, it is necessary to prevent the painting tools carried from being lost. When painting, the painting tools can be placed inside the pull-out box 412 to facilitate taking and prevent loss.

[0031] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0032] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A foldable writing board, comprising a frame (1), characterized in that: The frame (1) has a panel assembly (2) inside for pasting drawing paper, the frame (1) is provided with an outer bracket (3) for supporting and adjusting the frame (1), and the inner side of the frame (1) is provided with an inner bracket (4) for placing the panel assembly (2); A first telescopic rod (11) is fixedly mounted on the inner side of the frame (1); the first telescopic rod (11) comprises a first telescopic outer shell (111) and a first inner friction rod (112); the first inner friction rod (112) is movably connected inside the first telescopic outer shell (111); and the first telescopic outer shell (111) is fixedly mounted on the inner side of the frame (1); A second telescopic rod (31) is fixedly mounted on the inner side of the outer bracket (3); a first connecting bolt (32) is fixedly mounted inside the outer bracket (3); the frame (1) and the outer bracket (3) are connected via the first connecting bolt (32); the second telescopic rod (31) comprises a second telescopic outer shell (311) and a second inner friction rod (312); the second inner friction rod (312) is movably connected inside the second telescopic outer shell (311); and the second telescopic outer shell (311) is fixedly mounted on the inner side of the outer bracket (3).

2. A foldable writing board according to claim 1, characterized in that: The panel assembly (2) comprises a first panel (21), a second panel (22), and a hinge (23); the first panel (21) and the second panel (22) are connected via the hinge (23) and are capable of being folded.

3. A foldable writing board according to claim 2, characterized in that: A placement box (41) is fixedly mounted on the inner side of the inner bracket (4), a second connecting bolt (42) is fixedly mounted inside the inner bracket (4), and the frame (1) and the inner bracket (4) are connected via the second connecting bolt (42).

4. A foldable writing board according to claim 3, characterized in that: The placement box (41) comprises an outer box shell (411) and a drawer box (412); the outer box shell (411) is fixedly mounted on the inner side of the inner bracket (4); and the drawer box (412) is movably mounted inside the outer box shell (411).

Images