Teaching display board

Abstract

The utility model discloses a teaching display board which comprises a display board body, a fixing frame is fixedly connected to the periphery of the display board body, clamping grooves are formed in the positions, close to the edges of the two sides, of the front face of the fixing frame, fixing feet are installed in the clamping grooves in a sliding mode, and connecting bases are symmetrically and fixedly connected to the lower face of the fixing frame. Inserting holes are formed in the lower face of the connecting base, supporting legs are inserted into the inserting holes, a base frame is fixedly connected to the lower faces of the supporting legs, mounting grooves are symmetrically formed in the lower face of the base frame, telescopic rods are fixedly connected into the mounting grooves, rolling wheels are fixedly connected to the lower ends of the telescopic rods, and the telescopic rods are sleeved with extrusion springs. The fixing foot comprises a fixing sleeve and a limiting clamping block, and the limiting clamping block is fixedly connected to one side of the fixing sleeve. According to the display board, the fixing feet and the supporting legs are matched with the display board body, the supporting legs or the fixing feet can be detached independently according to actual use conditions, and then the display board body can be fixed to a wall or directly placed on the ground.

Description

TECHNICAL FIELD

[0001] The utility model relates to a display board, especially a teaching display board. BACKGROUND

[0002] The teaching display board is a multifunctional educational tool, mainly used for displaying teaching materials, announcements, etc., and has practicality and decoration.

[0003] For example, a teaching display board disclosed in CN202021656641.X, and a teaching display board disclosed in CN202222099169.X;

[0004] Most of the existing teaching display boards are placed on the ground by using supporting legs. However, according to the use situation and application space, there is a need to fix the teaching display board on the wall. The existing device cannot select the appropriate supporting and fixing mode according to the needs. In addition, in order to facilitate transportation, a roller is often arranged at the bottom of the device to facilitate the movement of the device by pushing. However, the arrangement of the roller also makes it difficult to stably fix the device at a position. TECHNICAL FIELD

[0005] The utility model aims to provide a teaching display board to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a teaching display board, comprising a display board body, a fixed frame is fixedly connected around the display board body, a clamping groove is formed on the front surface of the fixed frame near the two side edges, a fixed foot is slidably installed in the clamping groove, a connecting seat is symmetrically fixedly connected to the lower surface of the fixed frame, a plug-in hole is formed in the lower surface of the connecting seat, a supporting leg is plugged into the plug-in hole, a base frame is fixedly connected to the lower surface of the supporting leg, a mounting groove is symmetrically formed in the lower surface of the base frame, an extension rod is fixedly connected to the mounting groove, a roller is fixedly connected to the lower end of the extension rod, and an extrusion spring is sleeved on the extension rod.

[0007] Preferably, the fixed foot comprises a fixed sleeve and a limiting block, the limiting block is fixedly connected to one side of the fixed sleeve, the limiting block is in sliding cooperation with the clamping groove, and a pin hole is formed in the fixed sleeve.

[0008] Preferably, a limiting groove is formed in the lower surface of the connecting seat on one side of the plug-in hole, a return spring is fixedly connected in the limiting groove, the other end of the return spring is fixedly connected to a limiting bolt, and a displacement handle is fixedly connected to the limiting bolt.

[0009] Preferably, limiting holes are formed on both sides of the supporting leg, and the limiting holes are in cooperation with the limiting bolt.

[0010] Preferably, the base frame is provided with a groove on the upper surface, and the water permeable stone is embedded on the rear surface of the base frame.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1. By cooperating the fixed feet, the supporting legs and the display board body, the supporting legs or the fixed feet can be separately removed according to the actual use condition, and then the display board body is fixed on the wall or directly placed on the ground.

[0013] 2. By providing the groove on the upper surface of the base frame, the groove can be filled with a certain amount of soil, the weight of the base frame is increased, the center of the device is lowered, the device is more stable, the overall weight of the base frame is increased, the roller is pressed into the installation groove, the lower surface of the base frame is re-grounded, and the device can be stably placed in the appropriate position for a long time. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the utility model;

[0015] Figure 2 It is an explosion view of the utility model;

[0016] Figure 3 It is a sectional view of the utility model;

[0017] Figure 4 It is a fixed foot structure schematic view of the utility model; Figure 3 It is an enlarged view of A in the middle;

[0018] Figure 5 It is a fixed foot structure schematic view of the utility model.

[0019] In the figure: 1, display board body; 101, fixed frame; 102, clamping groove; 2, fixed foot; 201, fixed sleeve; 202, limiting block; 203, pin hole; 3, connecting seat; 301, plug-in hole; 302, limiting groove; 303, return spring; 304, limiting bolt; 305, displacement handle; 4, supporting leg; 401, base frame; 402, limiting hole; 403, water permeable stone; 5, installation groove; 501, telescopic rod; 502, extrusion spring; 503, roller. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1-5 The utility model provides a technical scheme: a teaching display board, including display board body 1, the fixed frame 101 of display board body 1 four around fixedly connected, the front surface of fixed frame 101 is close to the position of two side edges and is equipped with the clamping groove 102, the fixed foot 2 of clamping groove 102 is slidably installed, the connecting seat 3 of fixed frame 101 is symmetrically fixedly connected below, the connecting seat 3 is equipped with the insertion hole 301 below, the insertion hole 301 is inserted with the support leg 4, the base frame 401 of support leg 4 is fixedly connected below, the base frame 401 is symmetrically equipped with the installation slot 5 below, the installation slot 5 is fixedly connected with telescopic rod 501, the telescopic rod 501 lower end is fixedly connected with the gyro wheel 503, and the telescopic rod 501 is sleeved with extrusion spring 502.

[0022] In the embodiment, by using the fixed foot 2 cooperation peg, the display board body 1 is fixed on the wall surface, and the limiting hole 402 is directly inserted in the insertion hole 301, before selecting the display board body 1 fixed on the wall surface, it can be directly taken off from the insertion hole 301, and the fixed foot 2 is placed on the ground, the support leg 4 needs to be reserved, the extrusion spring 502 can provide a certain thrust for the gyro wheel 503, so that the gyro wheel 503 touches the ground and supports the base frame 401 bottom to be in the suspended state, at this time, the device can be easily moved on the ground by using the gyro wheel 503, after the device is pushed to the appropriate position, a certain soil is added to the base frame 401, first, the weight of the base frame 401 can be increased, so that the center of the device is lowered, and more stable, second, the overall weight of the base frame 401 is increased, at this time, the thrust of the extrusion spring 502 is not enough to push the gyro wheel 503 to support the base frame 401 bottom off the ground, the base frame 401 bottom will touch the ground again, so that the device can be placed more stably on the ground, while retaining the characteristics of the device for easy transfer, the device can be used to be placed stably in the appropriate position for a long time, and will not be easily moved.

[0023] Among them, in order to realize the purpose of fixing the display board body 1 on the wall, the device uses the following technical scheme: the fixed foot 2 includes a fixed sleeve 201 and a limiting block 202, the limiting block 202 is fixedly connected to one side of the fixed sleeve 201, the limiting block 202 is slidably connected with the clamping groove 102, the fixed sleeve 201 is provided with a pin hole 203, the connecting seat 3 is provided with a limiting recess 302 on the lower side and at one side of the insertion hole 301, the limiting recess 302 is fixedly connected with a return spring 303, the other end of the return spring 303 is fixedly connected with a limiting bolt 304, and the limiting bolt 304 is fixedly connected with a displacement handle 305.

[0024] The fixed sleeve 201 can be connected to one side of the fixed frame 101 through the sliding fit of the limiting block 202 and the clamping groove 102, the pin hole 203 can pass through the pin, and then the fixed sleeve 201 is fixed on the wall, and the display board body 1 connected thereto is also fixed on the wall, the return spring 303 can provide a certain pushing force for the limiting bolt 304, the limiting bolt 304 is inserted into the limiting hole 402 under the pushing force, and then the supporting leg 4 is fixed in the insertion hole 301, and the displacement handle 305 can drive the limiting bolt 304 to move.

[0025] In order to achieve the purpose of filling the soil into the base frame 401, the device adopts the following technical scheme: the limiting hole 402 is arranged on the two sides of the supporting leg 4, the limiting hole 402 is matched with the limiting bolt 304, the recess is arranged on the upper surface of the base frame 401, and the water permeable stone 403 is embedded and arranged on the rear surface of the base frame 401.

[0026] The supporting leg 4 can be fixed in the insertion hole 301 when the limiting bolt 304 is inserted into the limiting hole 402, the recess arranged on the upper surface of the base frame 401 can be filled with a certain amount of soil, and the water permeable stone 403 can drain the water accumulated in the recess in the later period, so that the roots of the green plants are prevented from being soaked.

[0027] The working principle and use process of the device are as follows: when used, it is necessary to select whether to take down the fixed foot 2 or the supporting leg 4 according to the installation mode;

[0028] The device is placed on the ground: the fixed foot 2 is taken down, the supporting leg 4 is retained, the device is moved to a suitable position, a certain amount of soil and gravel is added into the recess on the upper surface of the supporting leg 4, the mass of the supporting leg 4 is increased, the telescopic rod 501 in the installation groove 5 is compressed, the lower end of the base frame 401 touches the ground, the device is stably fixed on the ground, and then the added soil and the like can be used to plant flower green plants, and the aesthetic degree is increased;

[0029] The device is fixed on the wall: the fixed foot 2 is retained, and the displacement handle 305 drives the limiting bolt 304 to move out of the limiting hole 402, at this time, the supporting leg 4 can be easily pulled out of the insertion hole 301, the fixed frame 101 is separated from the supporting leg 4, the limiting block 202 is clamped into the clamping groove 102, the fixed foot 2 is fixed on the wall through the bolt passing through the pin hole 203, and then the display board body 1 is fixed on the wall.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A teaching display board comprising a display board body (1) which is fixedly connected with a fixed frame (101) around the periphery, characterized in that: The fixed frame (101) is provided with a clamping groove (102) near the position of the front side edge, a fixed foot (2) is slidably installed in the clamping groove (102), a connecting seat (3) is symmetrically fixed to the lower surface of the fixed frame (101), a plug-in hole (301) is formed in the lower surface of the connecting seat (3), a supporting leg (4) is inserted into the plug-in hole (301), a base frame (401) is fixed to the lower surface of the supporting leg (4), a mounting groove (5) is symmetrically formed in the lower surface of the base frame (401), an extension rod (501) is fixed in the mounting groove (5), a roller (503) is fixed to the lower end of the extension rod (501), and an extrusion spring (502) is sleeved on the extension rod (501).

2. A teaching display board according to claim 1, wherein: The fixed foot (2) comprises a fixed sleeve (201) and a limiting block (202), the limiting block (202) is fixed to one side of the fixed sleeve (201), the limiting block (202) is in sliding fit with the clamping groove (102), and a pin hole (203) is formed in the fixed sleeve (201).

3. A teaching display board as claimed in claim 1, wherein: A limiting groove (302) is formed in the lower surface of the connecting seat (3) and on one side of the plug-in hole (301), a return spring (303) is fixed in the limiting groove (302), the other end of the return spring (303) is fixedly connected with a limiting bolt (304), and a displacement handle (305) is fixed to the limiting bolt (304).

4. A teaching display board according to claim 3, wherein: Limiting holes (402) are formed in the two sides of the supporting leg (4), and the limiting holes (402) are matched with the limiting bolt (304).

5. A teaching display board as claimed in claim 1, wherein: A groove is formed in the upper surface of the base frame (401), and a water permeable stone (403) is embedded and mounted on the rear surface of the base frame (401).

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