Business board

Abstract

The utility model discloses a bulletin board which comprises a base, a main bulletin board body is arranged at the top of the base, an auxiliary bulletin board body is connected into the main bulletin board body in a sliding mode, a movable groove is formed in the top of the base, a limiting hole is formed in the bottom of the movable groove, and a supporting piece used for supporting the auxiliary bulletin board body is arranged at the bottom of the auxiliary bulletin board body. The supporting piece comprises a supporting block fixedly connected with the bottom of the auxiliary bulletin board, a threaded rod is arranged at the bottom of the supporting block, the outer wall of the threaded rod is sleeved with a sleeve in a threaded mode, and the bottom of the sleeve and the bottom face of the base are located on the same horizontal line. After the auxiliary bulletin board slides out from the interior of the main bulletin board, the sleeve is screwed to enable the bottom of the sleeve to abut against the ground so that the auxiliary bulletin board can be positioned, and compared with the operation that supporting is achieved after a second bottom foot is connected through a bolt in the prior art, the auxiliary bulletin board has the advantage of being easier and more convenient to operate.

Description

Technical Field

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

[0002] A bulletin board refers to a display item placed in places with a large flow of people for posting and announcing official documents, notices, announcements and other prompt contents. The bulletin board has a wide range of applications. Among them, the sports event bulletin board is a display item specially used for publicizing the results of sports events. The Chinese authorized utility model patent (publication number: CN219916677U) discloses a bulletin board. When the device is used, first take out the bolts on one side of the baffle and place them inside the storage box, then pull the baffle to draw out the secondary bulletin board from inside the main bulletin board, then take out the second base foot from inside the main bulletin board, take out the corresponding bolts from the storage box, and install the second base foot inside the connecting seat. After installation, the sports event regulations or publicity documents can be pasted and publicized. This setting is convenient for adjusting the size of the bulletin board according to the number of event documents, making it more flexible and convenient to use, and avoiding the phenomenon of compact document pasting due to insufficient bulletin board area.

[0003] The above device still has some deficiencies when in use: when taking out the secondary bulletin board of the device, it involves steps such as the disassembly of bolts, the installation of the second base foot, and the installation of bolts, and the use of installation tools is also involved in this operation process. Although it can play the role of increasing the overall display area of the device, in actual operation, there are problems that the operation steps are relatively cumbersome and it is not conducive to improving the efficiency of taking out the secondary bulletin board. Therefore, a bulletin board is proposed for the above situation. Content of the Utility Model

[0004] The purpose of the utility model is to solve the shortcomings that in actual operation in the prior art, the operation steps are relatively cumbersome and it is not conducive to improving the efficiency of taking out the secondary bulletin board, and a bulletin board is proposed.

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

[0006] A bulletin board includes a base, a main bulletin board is arranged on the top of the base, and a secondary bulletin board is slidably connected inside the main bulletin board.

[0007] An activity groove is opened on the top of the base, and a limiting hole is opened at the bottom of the activity groove.

[0008] A support member for supporting the secondary bulletin board is arranged at the bottom of the secondary bulletin board. The support member includes a support block fixedly connected to the bottom of the secondary bulletin board. A screw rod is arranged at the bottom of the support block, and a sleeve is threadedly sleeved on the outer wall of the screw rod. The bottom of the sleeve is on the same horizontal line as the bottom surface of the base.

[0009] Preferably, storage grooves are provided on both sides of the main bulletin board, and the top surface of the inner wall of the storage groove has a T-shaped sliding groove.

[0010] Preferably, a T-shaped slider is provided at the top of the secondary bulletin board, and the T-shaped slider is slidably engaged with the T-shaped sliding groove.

[0011] Preferably, a threaded structure matching the screw rod is provided on the inner wall of the sleeve.

[0012] Preferably, the cross-sectional projection of the sleeve is T-shaped, a rubber gasket is provided at the bottom of the sleeve, and the bottom surface of the rubber gasket has anti-slip lines.

[0013] Preferably, a handle is provided on the side of the secondary bulletin board away from the main bulletin board.

[0014] Preferably, a pair of support rods are provided on the top of the base, and the main bulletin board is provided on the top of the pair of support rods.

[0015] The utility model has the following beneficial effects:

[0016] 1. Through the structural design of the support block, screw rod and sleeve, when the secondary bulletin board needs to be used, after sliding the secondary bulletin board out of the main bulletin board, the sleeve can be rotated to make the bottom of the sleeve contact the ground to realize the positioning of the secondary bulletin board. Compared with the operation of connecting the bottom feet with bolts in the prior art to achieve support, the device has the advantage of simpler and more convenient operation.

[0017] 2. Through the structural design of the movable groove and the limiting hole, when retracting the secondary bulletin board, the staff only needs to rotate the sleeve to make the sleeve rise a small distance, so that the sleeve can enter the movable groove along with the sliding of the secondary bulletin board. Then, rotate the sleeve in the reverse direction to make it descend a small distance and enter the limiting hole, so as to realize the limitation of the secondary bulletin board and ensure the stability of the secondary bulletin board when the whole device moves. The limitation of the secondary bulletin board is more time-saving and labor-saving compared with the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic structural diagram of the bulletin board;

[0019] Figure 2 is a schematic structural diagram of the secondary bulletin board;

[0020] Figure 3 is a schematic structural diagram of the base;

[0021] Figure 4 is Figure 2 a partial enlarged structural diagram at A in

[0022] In the figure: 1. Base; 101. Movable slot; 102. Limit hole; 2. Support rod; 3. Main bulletin board; 4. Sub-bulletin board; 5. Support member; 501. Support block; 502. Screw; 503. Sleeve. Specific implementation mode

[0023] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0024] Refer to Figures 1-4 , a bulletin board, including a base 1, a pair of support rods 2 are arranged on the top of the base 1, a main bulletin board 3 is arranged on the top of the pair of support rods 2, and a sub-bulletin board 4 is slidably connected inside the main bulletin board 3.

[0025] A movable slot 101 is opened on the top of the base 1, and a limit hole 102 is opened at the bottom of the movable slot 101.

[0026] A support member 5 for supporting the sub-bulletin board 4 is arranged at the bottom of the sub-bulletin board 4. The support member 5 includes a support block 501 fixedly connected to the bottom of the sub-bulletin board 4. A screw 502 is arranged at the bottom of the support block 501, and a sleeve 503 is threadedly sleeved on the outer wall of the screw 502. The bottom of the sleeve 503 is on the same horizontal line as the bottom surface of the base 1.

[0027] In this implementation mode, when taking out the sub-bulletin board 4, first rotate the sleeve 503 counterclockwise so that the sleeve 503 rotates and rises a small distance, so that the bottom of the sleeve 503 extends out of the limit hole 102. Then, slide the sub-bulletin board 4 out of the inside of the main bulletin board 3, and then rotate the sleeve 503 clockwise to make it rotate and descend until it touches the ground, and the support for the sub-bulletin board 4 can be completed.

[0028] During the process of retracting the sub-bulletin board 4, repeat the above steps in reverse, so that the bottom of the sleeve 503 contacts the bottom surface of the inner wall of the limit hole 102, and the limit of the sub-bulletin board 4 can be realized, ensuring the stability of the sub-bulletin board 4 when the whole device moves. Compared with the existing technology, the method of limiting the sub-bulletin board 4 is more time-saving and labor-saving.

[0029] In the above implementation mode, the movable slot 101 is a rectangular groove body, which is used as the moving channel of the sleeve 503 when the sub-bulletin board 4 is retracted.

[0030] In this embodiment, as Figure 1 and Figure 2 shown, storage grooves are opened on both sides of the main bulletin board 3. The top surface of the inner wall of the storage groove has a T-shaped sliding groove, and a T-shaped sliding block is arranged on the top of the sub-bulletin board 4. The T-shaped sliding block is slidably matched with the T-shaped sliding groove.

[0031] In this embodiment, a storage groove is provided for storing and storing the secondary bulletin board 4. The cooperation of the T-shaped chute and the T-shaped slider facilitates the staff to take out the secondary bulletin board 4 from the storage groove.

[0032] In this embodiment, as Figure 4 shown, the inner wall of the sleeve 503 is provided with a thread structure that cooperates with the screw 502.

[0033] In this embodiment, by providing a thread structure in the sleeve 503, the rotational upgrade operation of the sleeve 503 is realized.

[0034] In the above embodiment, for further facilitating operation, anti-slip patterns may be provided on the outer wall of the sleeve 503 to increase the frictional force with the hands of the staff.

[0035] In this embodiment, as Figure 4 shown, the cross-sectional projection of the sleeve 503 is T-shaped, and a rubber gasket is provided at the bottom of the sleeve 503, and the bottom surface of the rubber gasket has anti-slip patterns.

[0036] In this embodiment, the anti-slip patterns on the bottom surface of the rubber gasket can increase the contact frictional force between the sleeve 503 and the ground, thereby ensuring more stable support.

[0037] In this embodiment, as Figure 1 and Figure 2 shown, a handle is provided on the side of the secondary bulletin board 4 away from the main bulletin board 3.

[0038] In this embodiment, by providing a handle, it is convenient for the staff to pull out the secondary bulletin board 4.

[0039] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A bulletin board, comprising a base (1), a main bulletin board (3) is arranged on the top of the base (1), and a secondary bulletin board (4) is slidably connected inside the main bulletin board (3), and it is characterized in that: An activity groove (101) is opened on the top of the base (1), and a limiting hole (102) is opened at the bottom of the activity groove (101); A support member (5) for supporting the secondary bulletin board (4) is arranged at the bottom of the secondary bulletin board (4). The support member (5) includes a support block (501) fixedly connected to the bottom of the secondary bulletin board (4). A screw rod (502) is arranged at the bottom of the support block (501), and a sleeve (503) is threadedly sleeved on the outer wall of the screw rod (502). The bottom of the sleeve (503) is on the same horizontal line as the bottom surface of the base (1).

2. The bulletin board according to claim 1, wherein: Receiving grooves are opened on both sides of the main bulletin board (3), and a T-shaped sliding groove is provided on the top surface of the inner wall of the receiving groove.

3. A bulletin board according to claim 1 or 2, characterized in that: A T-shaped sliding block is arranged at the top of the secondary bulletin board (4), and the T-shaped sliding block is slidably matched with the T-shaped sliding groove.

4. A bulletin board according to claim 1, characterized in that: A thread structure matching the screw rod (502) is provided in the inner wall of the sleeve (503).

5. A bulletin board according to claim 4, characterized in that: The cross-sectional projection of the sleeve (503) is T-shaped, a rubber gasket is arranged at the bottom of the sleeve (503), and anti-slip lines are provided on the bottom surface of the rubber gasket.

6. A bulletin board according to claim 3, characterized in that: A handle is arranged on the side of the secondary bulletin board (4) away from the main bulletin board (3).

7. A bulletin board according to claim 1, characterized in that: A pair of support rods (2) are arranged on the top of the base (1), and a main bulletin board (3) is arranged on the top of the pair of support rods (2).

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