Advertising board with paper sign convenient to replace

Abstract

The utility model belongs to the technical field of advertising boards, and particularly relates to an advertising board convenient for replacing paper boards, which comprises a bottom board. A lifting assembly is arranged on the upper portion of the bottom plate, a positioning box is fixedly connected to the upper portion of the lifting assembly, positioning blocks are fixedly connected to the upper portions and the lower portions of the two sides of an inner cavity of the positioning box, inner cavities of the positioning blocks are movably connected with limiting rods, and pulling plates are fixedly connected to the front portions of the limiting rods. A limiting rod is fixedly connected to the front portion of the advertising board body, a positioning ring is fixedly connected to the rear portion of the limiting rod, a blocking ring is movably connected to the surface of the limiting rod, a spring is fixedly connected to the front portion of the blocking ring, and the surface of the limiting rod is sleeved with the spring. Compared with the prior art, the advertising device has the advantages that the advertising paper of the advertising device can be quickly replaced according to needs of a user when the advertising device is used, and the workload of the user is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of billboards, in particular to an billboard which is convenient for replacing paper signs. Background Art

[0002] A billboard is a sign that displays advertising information. It is mainly used for information transmission, display and advertising. It is a common outdoor promotional medium in modern commercial activities and is widely used in various commercial activities. Instructional billboards: They mainly play the role of directional guidance and are usually presented in the form of text or pictures. They are made of various materials, such as stainless steel, zinc plates, aluminum plates, etc. Column billboards: They are often set up along highways or main traffic arteries, facing traffic and pedestrian flow, and are in the form of single columns and double columns.

[0003] In the current prior art, with the development of society, advertising has become a common means of propaganda for people to convey information to the society. Billboards are an outdoor media used to convey advertising information. Billboards can be seen everywhere and very intuitively display various contents that need to be expressed. Existing billboards include several billboard bodies and two brackets. Slide grooves are provided on the brackets. Sliders for embedding into and sliding in the slide grooves are provided on both sides of several billboard bodies.

[0004] In the existing billboards, when installing the advertising paper inside the billboard, most of them are installed by screws. However, this installation method is not convenient for quickly removing the advertising paper. Therefore, in order to solve the above problem, a billboard which is convenient for replacing the advertising paper is proposed. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem raised in the background technology, the utility model provides an advertising board which is convenient for replacing paper signs.

[0006] The technical solution adopted by the utility model to solve its technical problems is: the utility model describes an advertising board for facilitating replacement of paper signs, comprising a base plate; a lifting assembly is arranged on the upper portion of the base plate, a positioning box is fixedly connected to the upper portion of the lifting assembly, positioning blocks are fixedly connected to the upper and lower portions of both sides of the inner cavity of the positioning box, the inner cavity of the positioning block is movably connected to a limiting rod, a pull plate is fixedly connected to the front portion of the limiting rod, a positioning ring is fixedly connected to the rear portion of the limiting rod, a blocking ring is movably connected to the surface of the limiting rod, a spring is fixedly connected to the front portion of the blocking ring, the spring is sleeved on the surface of the limiting rod, and the front portion of the spring is fixedly connected to the rear portion of the positioning block.

[0007] Preferably, the lifting assembly includes a carrying box, the lower part of the carrying box is fixedly connected to the upper part of the base plate, the upper part of the inner cavity of the carrying box is movably connected to a first gear through a rotating pair, the upper part of the first gear is fixedly connected to a screw rod, the surface of the screw rod is threadedly connected to a threaded sleeve, the upper part of the threaded sleeve is fixedly connected to a moving frame, the front part of the first gear is meshingly connected to the second gear, the front part of the second gear is fixedly connected to a rotating rod, the rotating rod passes through the inner cavity of the carrying box, the front part of the rotating rod is fixedly connected to a rotating wheel, and the upper part of the moving frame is fixedly connected to the lower part of the positioning box.

[0008] Preferably, the four corner hinges of the lower part of the base plate are connected with universal wheels, and both sides of the lower part of the base plate are fixedly connected with telescopic fixed feet.

[0009] Preferably, a glass cover is hingedly connected to the front side of the positioning box, hollow boxes are fixedly connected to both sides of the glass cover and both sides of the positioning box, and the two hollow boxes are movably connected via a connecting block.

[0010] Preferably, both sides of the movable frame are fixedly connected with fixed blocks, and the upper part of the fixed block is fixedly connected to the lower part of the positioning box.

[0011] Preferably, a positioning bolt is fixedly connected to the surface of the fixed block, and the positioning bolt passes through the fixed block and is fixedly connected to the movable frame.

[0012] Preferably, a reflective sticker is movably connected to the rear of the positioning box, and a handle is fixedly connected to the lower part of the glass cover.

[0013] Beneficial effects of the utility model:

[0014] 1. The utility model provides an advertising board that is easy to replace paper signs. By using the above-mentioned structure in combination, the utility model has the following beneficial effects. It not only achieves the effect that the device can quickly replace the advertising paper according to the needs of the user when the device is in use, but also reduces the workload of the user.

[0015] 2. The utility model provides an advertising board that is convenient for replacing paper signs. By using the above-mentioned structure in combination, the utility model has the following beneficial effects. By using structures such as a rotating wheel in combination, the height of the device can be adjusted at will according to the needs of the user, thereby meeting the different needs of the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a rear view structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of the exploded structure in the utility model;

[0020] Figure 4 It is a schematic diagram of the pull plate structure in the utility model;

[0021] Figure 5 This utility model Figure 4 A in the figure is an enlarged structural diagram.

[0022] Legend:

[0023] 1. Bottom plate; 2. Positioning box; 3. Positioning block; 4. Limit rod; 5. Pull plate; 6. Positioning ring; 7. Blocking ring; 8. Spring; 9. Carrying box; 10. First gear; 11. Screw rod; 12. Threaded sleeve; 13. Moving frame; 14. Second gear; 15. Turning rod; 16. Turning wheel; 17. Universal wheel; 18. Telescopic fixed foot; 19. Glass cover; 20. Hollow box; 21. Connecting block; 22. Fixing block; 23. Positioning bolt; 24. Reflective tape; 25. Handle. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in 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 in 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.

[0025] Specific examples are given below.

[0026] See also Figure 1 - Figure 5The utility model provides an advertising board for convenient replacement of paper signs, comprising a bottom plate 1; a lifting assembly is arranged on the upper part of the bottom plate 1, a positioning box 2 is fixedly connected to the upper part of the lifting assembly, and positioning blocks 3 are fixedly connected to the upper and lower parts of both sides of the inner cavity of the positioning box 2, the inner cavity of the positioning block 3 is movably connected to a limiting rod 4, a pull plate 5 is fixedly connected to the front of the limiting rod 4, a positioning ring 6 is fixedly connected to the rear of the limiting rod 4, a blocking ring 7 is movably connected to the surface of the limiting rod 4, a spring 8 is fixedly connected to the front of the blocking ring 7, the spring 8 is sleeved on the surface of the limiting rod 4, and the front of the spring 8 is connected to the rear of the positioning block 3 When the advertising paper inside the device needs to be replaced, the user pulls the pull plate 5, drives the limit rod 4 to move by the pull plate 5, drives the blocking ring 7 to move by the limit rod 4, compresses the spring 8 of the blocking ring 7, drives the positioning ring 6 to move by the limit rod 4, puts the paper to be replaced into the positioning box 2, releases the limit rod 4, drives the blocking ring 7 to move by the rebound of the spring 8, drives the limit rod 4 to move by the blocking ring 7, and fixes the paper by the limit rod 4 driving the positioning ring 6.

[0027] Further, such as Figure 3 As shown, the lifting assembly includes a carrier box 9, the lower part of the carrier box 9 is fixedly connected to the upper part of the bottom plate 1, the upper part of the inner cavity of the carrier box 9 is movably connected to a first gear 10 through a rotating pair, the upper part of the first gear 10 is fixedly connected to a screw rod 11, the surface of the screw rod 11 is threadedly connected to a threaded sleeve 12, the upper part of the threaded sleeve 12 is fixedly connected to a moving frame 13, the front part of the first gear 10 is meshedly connected to a second gear 14, the front part of the second gear 14 is fixedly connected to a rotating rod 15, the rotating rod 15 passes through the inner cavity of the carrier box 9, and the front part of the rotating rod 15 is fixed A rotating wheel 16 is connected, and the upper part of the movable frame 13 is fixedly connected to the lower part of the positioning box 2. During operation, when it is necessary to adjust the height of the device, the rotating wheel 16 is rotated, and the rotating rod 15 is driven by the rotating wheel 16 to rotate, and then the second gear 14 is driven by the rotating rod 15 to rotate, and then the first gear 10 is driven by the first gear 10 to rotate, and then the screw rod 11 is driven by the screw rod 11 to move the threaded sleeve 12, and the threaded sleeve 12 is used to drive the positioning box 2 to move, so as to adjust the height of the device.

[0028] Further, such as Figure 1 As shown, the four corner hinges at the lower part of the base plate 1 are connected with universal wheels 17, and both sides of the lower part of the base plate 1 are fixedly connected with telescopic fixed feet 18. When working, the above structure is used in combination to achieve the effect of quickly moving or fixing the position of the device according to the needs of the user.

[0029] Further, such as Figure 1 and Figure 2As shown, the front hinge of the positioning box 2 is connected to a glass cover 19, and both sides of the glass cover 19 and the positioning box 2 are fixedly connected with hollow boxes 20. The two hollow boxes 20 are movably connected by a connecting block 21. During operation, when it is necessary to open the glass cover 19, the connecting block 21 is moved so that the connecting block 21 is away from the interior of the hollow box 20, and then the glass cover 19 is opened.

[0030] Further, such as Figure 2 As shown, fixed blocks 22 are fixedly connected to both sides of the movable frame 13, and the upper part of the fixed block 22 is fixedly connected to the lower part of the positioning box 2. When working, the fixed block 22 is used to limit the position between the movable frame 13 and the positioning box 2, thereby achieving the effect of reinforcing the movable frame 13.

[0031] Further, such as Figure 2 As shown, a positioning bolt 23 is fixedly connected to the surface of the fixing block 22 , and the positioning bolt 23 passes through the fixing block 22 and is fixedly connected to the moving frame 13 .

[0032] Further, such as Figure 1 As shown, a reflective sticker 24 is movably connected to the rear of the positioning box 2, and a handle 25 is fixedly connected to the lower part of the glass cover 19.

[0033] Working principle: When the advertising paper inside the device needs to be replaced, move the connecting block 21 away from the inside of the hollow box 20, open the glass cover 19, pull the handle 25 to open the glass cover 19, and then pull the pull plate 5 by the user, use the pull plate 5 to drive the limit rod 4 to move, and then use the limit rod 4 to drive the blocking ring 7 to move, use the blocking ring 7 to compress its spring 8, and then use the limit rod 4 to drive the positioning ring 6 to move, and then put the paper to be replaced into the positioning box 2, and then release the limit rod 4, and use the spring 8 to rebound. Drive the blocking ring 7 to move, and then the blocking ring 7 drives the limit rod 4 to move, and the limit rod 4 drives the positioning ring 6 to fix the paper. When the height of the device needs to be adjusted, rotate the rotating wheel 16, and use the rotating wheel 16 to drive the rotating rod 15 to rotate, and then the rotating rod 15 drives the second gear 14 to rotate, and then the second gear 14 drives the first gear 10 to rotate, and then the first gear 10 drives the screw rod 11 to rotate, and the screw rod 11 drives the threaded sleeve 12 to move, and the threaded sleeve 12 drives the positioning box 2 to move, so as to adjust the height of the device.

[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. An advertising board for facilitating replacement of paper signs, comprising a bottom plate (1); characterized in that: A lifting assembly is arranged at the upper part of the base plate (1), the upper part of the lifting assembly is fixedly connected to a positioning box (2), the upper and lower parts of both sides of the inner cavity of the positioning box (2) are fixedly connected to positioning blocks (3), the inner cavity of the positioning block (3) is movably connected to a limiting rod (4), the front part of the limiting rod (4) is fixedly connected to a pull plate (5), the rear part of the limiting rod (4) is fixedly connected to a positioning ring (6), the surface of the limiting rod (4) is movably connected to a blocking ring (7), the front part of the blocking ring (7) is fixedly connected to a spring (8), the spring (8) is sleeved on the surface of the limiting rod (4), and the front part of the spring (8) is fixedly connected to the rear part of the positioning block (3).

2. The billboard for facilitating replacement of paper signs according to claim 1, characterized in that: The lifting assembly comprises a carrying box (9), the lower part of the carrying box (9) is fixedly connected to the upper part of the bottom plate (1), the upper part of the inner cavity of the carrying box (9) is movably connected to a first gear (10) via a rotating pair, the upper part of the first gear (10) is fixedly connected to a screw rod (11), the surface of the screw rod (11) is threadedly connected to a threaded sleeve (12), the upper part of the threaded sleeve (12) is fixedly connected to a moving frame (13), the front part of the first gear (10) is meshingly connected to a second gear (14), the front part of the second gear (14) is fixedly connected to a rotating rod (15), the rotating rod (15) passes through the inner cavity of the carrying box (9), the front part of the rotating rod (15) is fixedly connected to a rotating wheel (16), and the upper part of the moving frame (13) is fixedly connected to the lower part of the positioning box (2).

3. The billboard for facilitating replacement of paper signs according to claim 2, characterized in that: The four corner hinges at the bottom of the base plate (1) are connected to universal wheels (17), and both sides of the bottom of the base plate (1) are fixedly connected to telescopic fixed feet (18).

4. The billboard for facilitating replacement of paper signs according to claim 3, characterized in that: The front hinge of the positioning box (2) is connected to a glass cover (19), both sides of the glass cover (19) and both sides of the positioning box (2) are fixedly connected to hollow boxes (20), and the two hollow boxes (20) are movably connected via a connecting block (21).

5. The billboard for facilitating replacement of paper signs according to claim 4, characterized in that: Fixed blocks (22) are fixedly connected to both sides of the movable frame (13), and the upper part of the fixed block (22) is fixedly connected to the lower part of the positioning box (2).

6. The billboard for facilitating replacement of paper signs according to claim 5, characterized in that: A positioning bolt (23) is fixedly connected to the surface of the fixed block (22); the positioning bolt (23) passes through the fixed block (22) and is fixedly connected to the movable frame (13).

7. The billboard for facilitating replacement of paper signs according to claim 6, characterized in that: The rear portion of the positioning box (2) is movably connected to a reflective sticker (24), and the lower portion of the glass cover (19) is fixedly connected to a handle (25).

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