Portable advertising board base

Abstract

The utility model provides a portable billboard base which comprises a main base body, a cavity is formed in the inner side of the main base body, a connecting shaft is rotationally connected to the inner side of the cavity, and the two ends of the connecting shaft penetrate through the two sides of the main base body respectively and are fixedly connected with two sets of connecting pipes respectively. The inner sides of the two sets of connecting pipes are jointly connected with a mounting frame in a sliding mode, and the mounting frame and the two sets of connecting pipes are jointly provided with clamping grooves used for being connected with an advertising board. The main seat body is matched with the connecting shaft, so that the connecting pipe can rotate flexibly, the connecting pipe can be stored in the storage groove when the advertising board does not need to be displayed, and one end of the mounting frame can be stored on the inner side of the connecting pipe when the advertising board does not need to be displayed through the matching of the mounting frame and the connecting pipe. Therefore, the connecting pipe and the mounting frame can be stored when the main seat body needs to be carried, and the portability of the product is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of billboards, and more specifically, relates to a portable billboard base. Background Art

[0002] Billboards are common advertising supports, widely used in daily marketing, trade shows, exhibitions, and other venues. Existing billboards are typically supported by a base, but these bases are typically fixed and lack portability. Therefore, research and improvements are being conducted to address existing issues and provide a portable billboard base, with the goal of achieving greater practical value. Utility Model Content

[0003] In order to solve the above technical problems, the present invention provides a portable billboard base, which is achieved by the following specific technical means:

[0004] A portable billboard base includes a main base body, a cavity is provided on the inner side of the main base body, a connecting shaft is rotatably connected to the inner side of the cavity, the two ends of the connecting shaft respectively pass through the two sides of the main base body and are fixedly connected to two groups of connecting pipes, the inner sides of the two groups of connecting pipes are slidably connected to a mounting frame, and the mounting frame and the two groups of connecting pipes are jointly provided with a slot that can be used to connect the billboard.

[0005] Furthermore, screw holes are provided on both sides of the mounting frame, and two groups of through holes are provided on the two groups of connecting tubes corresponding to the two groups of screw holes, wherein bolts are installed on the inner sides of the corresponding screw holes and through holes at the same horizontal height, and the bolts are threadedly connected to the screw holes; storage grooves are provided on the main seat body corresponding to the connecting tubes and the mounting frame.

[0006] Furthermore, a rotating shaft is rotatably connected to the inner side of the cavity, and the rotating shaft is connected to the connecting shaft through a driving wheel, a driven wheel, a transmission belt and a connecting shaft.

[0007] Furthermore, a worm wheel is fixedly mounted coaxially on the outer side of the rotating shaft, a worm is meshedly connected to the top side of the worm wheel, and one end of the worm is rotatably connected to one side of the inner wall of the cavity.

[0008] Furthermore, a drive shaft is fixedly installed at one end of the worm, a connecting hole is provided on the main seat body corresponding to the drive shaft, the drive shaft is rotatably connected to the connecting hole, and one end of the drive shaft is located inside the connecting hole and is provided with a hexagonal hole.

[0009] Furthermore, a water tank is fixedly installed on the inner side of the cavity, and a water inlet pipe is connected to one side of the water tank. The water inlet pipe is connected to the inner side of the water tank, and a thread is provided on the outer side of the water inlet pipe. One end of the water inlet pipe passes through the outer side of the main seat and is threadedly connected to a threaded cap.

[0010] Furthermore, a handle is fixedly mounted on one side of the main seat body.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] 1. The utility model can realize the flexible rotation of the connecting tube through the cooperation of the main base and the connecting shaft. When the billboard is not needed to be displayed, the connecting tube can be stored in the storage groove. Through the cooperation of the mounting frame and the connecting tube, one end of the mounting frame can be stored inside the connecting tube when the billboard is not needed to be displayed, so that the connecting tube and the mounting frame can be stored when the main base needs to be carried, thereby increasing the portability of the product.

[0013] 2. The utility model can add water to the inside of the water tank through the cooperation of the water tank and the water inlet pipe. The cooperation of the water tank and the main seat body can increase the overall weight of the main seat body, thereby avoiding tipping caused by the main seat body being too light, thereby increasing the practicality of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the mounting frame and the card slot structure of the utility model.

[0016] Figure 3 It is a schematic diagram of the storage state of the mounting frame and the connecting pipe of the utility model.

[0017] Figure 4 It is a schematic diagram of the worm wheel and worm structure of the utility model.

[0018] In the figure, the corresponding relationship between the component names and the drawing numbers is as follows:

[0019] 1. Main body; 2. Connecting shaft; 3. Connecting pipe; 4. Mounting bracket; 5. Slot; 6. Billboard; 7. Bolt; 8. Rotating shaft; 9. Worm gear; 10. Worm; 11. Drive shaft; 12. Water tank; 13. Water inlet pipe; 14. Threaded cap; 15. Handle. DETAILED DESCRIPTION

[0020] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0021] In the description of this utility model, unless otherwise specified, "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," "tail," etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific direction, be constructed, or operate in a specific direction, and therefore should not be construed as limiting this utility model. Furthermore, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0022] In the description of this utility model, it should be noted that, unless otherwise specified or limited, the terms "connected" and "connection" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integral connection; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediary. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances. Example

[0023] As attached Figure 1 To the attached Figure 4 As shown:

[0024] The utility model provides a portable billboard base, including a main base body 1, the inner side of the main base body 1 is provided with a cavity, the inner side of the cavity is rotatably connected to a connecting shaft 2, the two ends of the connecting shaft 2 respectively pass through the two sides of the main base body 1 and are respectively fixedly connected to two groups of connecting pipes 3, the inner sides of the two groups of connecting pipes 3 are slidably connected to a mounting bracket 4, the mounting bracket 4 and the two groups of connecting pipes 3 are jointly provided with a card slot 5 that can be used to connect a billboard 6; the main base body 1 is provided with a storage groove corresponding to the connecting pipe 3 and the mounting bracket 4.

[0025] Among them, screw holes are provided on both sides of the mounting frame 4, and two groups of through holes are provided on the two groups of connecting pipes 3 corresponding to the two groups of screw holes. Bolts 7 are installed on the inner sides of the corresponding screw holes and through holes at the same horizontal height. The bolts 7 are threadedly connected to the screw holes, and the mounting frame 4 can be stably fixed at two positions on the connecting pipe 3, thereby realizing the deployment and storage of the mounting frame 4.

[0026] Among them, the inner side of the cavity is rotatably connected with a rotating shaft 8, and the rotating shaft 8 is connected to the connecting shaft 2 through a driving wheel, a driven wheel and a transmission belt. The driving wheel and the driven wheel are both toothed synchronous wheels, and the transmission belt is a matching synchronous belt to drive the flexible rotation of the connecting shaft 2.

[0027] Among them, a worm wheel 9 is fixedly installed coaxially on the outer side of the rotating shaft 8, and a worm 10 is meshedly connected to the top side of the worm wheel 9. One end of the worm 10 is rotatably connected to one side of the inner wall of the cavity, which can drive the flexible rotation of the rotating shaft 8 and achieve self-locking after the rotating shaft 8 has completed its rotation.

[0028] Among them, a drive shaft 11 is fixedly installed at one end of the worm 10, and a connecting hole corresponding to the drive shaft 11 is provided on the main seat body 1. The drive shaft 11 is rotatably connected to the connecting hole, and one end of the drive shaft 11 is located on the inner side of the connecting hole and is provided with an inner hexagonal hole, which can drive the worm 10 to rotate flexibly.

[0029] Among them, a water tank 12 is fixedly installed on the inner side of the cavity, and a water inlet pipe 13 is connected to one side of the water tank 12. The water inlet pipe 13 is connected to the inner side of the water tank 12, and the weight of the main seat body 1 can be increased by adding water into the water tank 12 to prevent the main seat body 1 from tipping over due to its light weight. The outer side of the water inlet pipe 13 is provided with a thread, and one end of the water inlet pipe 13 passes through the outer side of the main seat body 1 and is threadedly connected with a threaded cap 14 to prevent foreign matter from entering the water tank 12 or water leakage during use.

[0030] A handle 15 is fixedly mounted on one side of the main body 1 , which allows the main body 1 to be moved conveniently, thereby increasing the portability of the product.

[0031] The working principle of this embodiment is as follows: when the main seat body 1 needs to be carried, first remove the billboard 6 from the slot 5, then unscrew the two sets of bolts 7 and then move both ends of the mounting frame 4 to the inner side of the connecting pipe 3, then pass the two sets of bolts 7 through the two sets of through holes respectively and screw them into the two sets of screw holes respectively, and then rotate the drive shaft 11 through the hexagonal hole, the drive shaft 11 drives the worm 10 to rotate, the worm 10 drives the worm gear 9 to rotate, the worm gear 9 drives the connecting shaft 2 to rotate through the rotating shaft 8, and drives the two sets of connecting pipes 3 to rotate into the storage groove, completing the storage of the connecting pipes 3 and the mounting frame 4, lift the main seat body 1 by the handle 15, and open the threaded cap 14 to drain the water in the water tank 12, and then it can be carried more conveniently.

[0032] The embodiments of the present invention are provided for purposes of illustration and description and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for specific applications.

Claims

1. A portable billboard base, comprising a main base body (1), wherein a cavity is provided on the inner side of the main base body (1), characterized in that: The inner side of the cavity is rotatably connected to a connecting shaft (2), and the two ends of the connecting shaft (2) respectively pass through the two sides of the main base body (1) and are respectively fixedly connected to two groups of connecting pipes (3). The inner sides of the two groups of connecting pipes (3) are slidably connected to a mounting frame (4), and the mounting frame (4) and the two groups of connecting pipes (3) are jointly provided with a card slot (5) that can be used to connect a billboard (6); and the main base body (1) is provided with a receiving slot corresponding to the connecting pipe (3) and the mounting frame (4).

2. The portable billboard base according to claim 1, characterized in that: Screw holes are provided on both sides of the mounting frame (4), and two groups of through holes are provided on the two groups of connecting pipes (3) corresponding to the two groups of screw holes, wherein bolts (7) are installed on the inner sides of the corresponding screw holes and through holes at the same horizontal height, and the bolts (7) are threadedly connected to the screw holes.

3. The portable billboard base according to claim 1, characterized in that: The inner side of the cavity is rotatably connected to a rotating shaft (8), and the rotating shaft (8) is transmission-connected to the connecting shaft (2) via a driving wheel, a driven wheel, and a transmission belt.

4. The portable billboard base according to claim 3, characterized in that: A worm wheel (9) is fixedly mounted coaxially on the outer side of the rotating shaft (8), a worm (10) is meshedly connected to the top side of the worm wheel (9), and one end of the worm (10) is rotatably connected to one side of the inner wall of the cavity.

5. The portable billboard base according to claim 4, characterized in that: A drive shaft (11) is fixedly mounted on one end of the worm (10), a connecting hole is provided on the main seat body (1) corresponding to the drive shaft (11), the drive shaft (11) is rotatably connected to the connecting hole, and one end of the drive shaft (11) is located inside the connecting hole and is provided with a hexagonal hole.

6. The portable billboard base according to claim 1, wherein: A water storage tank (12) is fixedly mounted on the inner side of the cavity, and a water inlet pipe (13) is connected to one side of the water storage tank (12). The water inlet pipe (13) is connected to the inner side of the water storage tank (12), and the outer side of the water inlet pipe (13) is provided with a thread, and one end of the water inlet pipe (13) passes through the outer side of the main seat (1) and is threadedly connected to a threaded cap (14).

7. The portable billboard base according to claim 1, characterized in that: A handle (15) is fixedly mounted on one side of the main seat body (1).

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