Advertisement bulletin board

Abstract

The utility model provides an advertisement bulletin board which comprises a bulletin display board, an extension display assembly is arranged in the bulletin display board, a supporting assembly is arranged at the bottom of the bulletin display board, and a required amount of balance weight iron sand is poured into a sand storage cavity through a sand throwing seat, so that the dead weight of a stable base can be further improved, and the stable base is better in use stability; by controlling a motor to rotate forwards, the motor can drive a double-thread lead screw to rotate backwards through a worm and a worm gear, and the double-thread lead screw can rotate backwards through the worm and the worm gear, so that the propaganda display board can be stably supported by the stable base through the supporting column. When the motor is controlled to rotate reversely, the reversely-rotating double-thread lead screw drives the left extending plate and the right extending plate to synchronously move outwards and extend out through the moving seat, so that the display and propaganda area of the propaganda display plate is further increased by means of the extending extending plates; and the left and right groups of extension plates can synchronously move to the inner side to be stored in the propaganda display board.

Description

Technical Field

[0001] The utility model relates to the technical field of advertising billboards, in particular to an advertising billboard. Background Technique

[0002] An advertising billboard is a VI application and an effective means for organizations or enterprises to conduct self-promotion. It is often used in public places such as streets, factories, and hotels. Generally, it uses stainless steel as the frame, tempered glass or endurance board as the panel, and aluminum alloy as the ceiling. The panel can be opened to replace the promotional picture.

[0003] A campus advertising billboard provided by the publication number "CN220252805U" can unfold an advertising billboard by upgrading the display main board and provides three display boards, greatly improving the supply demand of the exhibition booth. It has enough booths when dealing with multiple exhibitions, and the display sub-board can be retracted when not in use, saving space and improving space utilization. In addition, a lighting post and display lights are installed inside to solve the problems of insufficient light or external light source interference, providing a more comfortable viewing environment in corresponding situations.

[0004] However, the above technical solutions and the existing technologies have the following defects:

[0005] First of all, although the campus advertising billboard can pull out the side board through the side pull groove to display the display sub-board, this structure will consume a lot of physical strength of the staff during the pulling process, and the pulled display sub-board is prone to shaking. Secondly, the advertising billboard is only supported by columns, and the columns cannot firmly support the display main board during actual use, resulting in the display main board being prone to shaking and toppling in windy weather, and the stability in use needs to be improved. Content of the Utility Model

[0006] The purpose of the utility model is to provide an advertising billboard to solve the problems raised in the above background technique.

[0007] To achieve the above purpose, the utility model provides the following technical solutions:

[0008] An advertising billboard includes a publicity display board, a transparent protection board, a shielding cover board and a display cavity. A display cavity is opened on the front end face of the publicity display board. A transparent protection board is installed at the front end of the display cavity. A shielding cover board is installed at the upper end of the publicity display board. An extended display component is arranged inside the publicity display board, and the extended display component is used to further increase the display and publicity area of the publicity display board. A support component is arranged at the bottom of the publicity display board, and the support component is used to firmly support and fix the publicity display board.

[0009] Preferably, the extension display component includes an extension plate, a double-threaded lead screw, a limit groove, a moving seat, a motor, a worm gear, and a worm. A limit groove is provided on the lower side inside the promotional display board. A double-threaded lead screw is installed inside the limit groove. A worm gear is arranged on the right side of the annular side of the double-threaded lead screw. A worm is meshed with the rear side of the annular side of the worm gear. A motor is installed at the lower end of the worm. Extension plates are symmetrically installed on the left and right sides inside the promotional display board. A moving seat is provided at the bottom of the extension plate.

[0010] Preferably, the support component includes a stable base, a fixing plate, a support column, a sand casting seat, and a sand storage cavity. Support columns are symmetrically and fixedly connected to the left and right sides of the lower end surface of the promotional display board. The bottom of the support column is fixedly connected to the stable base. Fixing plates are symmetrically and fixedly connected to the left and right end faces of the stable base. A sand storage cavity is provided inside the stable base. A sand casting seat is arranged at the middle position of the upper end face of the stable base.

[0011] Preferably, a sealing cover is installed on the upper end of the sand casting seat. A sealing ring is installed inside the sealing cover. Anti-theft screws are installed on the left side of the annular side of the sealing cover. The sand casting seat is communicated with the sand storage cavity.

[0012] Preferably, an internally threaded through hole is provided inside the moving seat, and the internally threaded through hole is meshed with the double-threaded lead screw. A protective cover is installed outside the motor. The limit groove is matched with the moving seat.

[0013] Preferably, soft rubber sheets are symmetrically pasted on the front and rear sides of the upper end face of the stable base. Reinforcing sheets are symmetrically and fixedly connected to the upper and lower sides of the annular side of the support column.

[0014] Preferably, an LED lighting strip is installed on the upper side of the inner wall of the display cavity. A control box is arranged on the right side of the lower end surface of the promotional display board. A limit retaining cover is installed on the lower side of the right end face of the promotional display board.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] 1. During the use of the promotional display board, by controlling the forward rotation of the motor, the motor can drive the double-threaded lead screw to reverse through the worm and the worm gear. The reversed double-threaded lead screw will drive the left and right groups of extension plates to move synchronously outward and extend through the moving seat, so as to further increase the display and publicity area of the promotional display board by means of the extended extension plates. When the motor is controlled to reverse, the left and right groups of extension plates can move synchronously inward and be received inside the promotional display board, so that the staff can control the extension or contraction of the extension plates according to needs, and this structure does not consume too much physical strength of the staff during use.

[0017] 2. Pour the required amount of counterweight iron sand into the sand storage cavity through the sand pouring seat, which can further increase the self-weight of the stable base, make the use stability of the stable base better, so that the stable base can firmly support the publicity display board through the support column, thereby avoiding the publicity display board from shaking easily during use. The soft film is convenient for pedestrians around to sit on the stable base to rest, making the publicity display board more practical. Brief Description of the Drawings

[0018] Figure 1 It is a schematic diagram of the main structure of the present utility model;

[0019] Figure 2 It is a structural diagram of the extended display component after extension in the present utility model;

[0020] Figure 3 It is a front sectional view of the extended display component and the support component in the present utility model;

[0021] Figure 4 It is a left sectional view of the extended display component and the support component in the present utility model;

[0022] Figure 5 It is a structural diagram of the extended display component in the present utility model;

[0023] Figure 6 is Figure 3 an enlarged view of A in

[0024] In the figure: 1. Publicity display board; 11. Control box; 12. LED lighting strip; 13. Limit retaining cover; 2. Transparent protection board; 3. Shielding cover plate; 4. Extended display component; 41. Extension plate; 42. Double-threaded lead screw; 43. Limit groove; 44. Moving seat; 441. Internal thread through hole; 45. Motor; 451. Protective cover; 46. Worm gear; 47. Worm; 5. Support component; 51. Stable base; 52. Fixed plate; 53. Support column; 531. Reinforcing piece; 54. Soft film; 55. Sand pouring seat; 56. Plugging cover; 561. Sealing ring; 562. Anti-theft screw; 57. Sand storage cavity; 6. Display cavity. Detailed Embodiment

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0026] Please refer to Figures 1-6 , the present utility model provides a technical solution:

[0027] Embodiment 1:

[0028] An advertising display board includes a publicity display board 1, a transparent protection board 2, a shielding cover board 3 and a display cavity 6. A display cavity 6 is provided on the front end face of the publicity display board 1. The display cavity 6 facilitates the staff to paste external advertising cloth on the front end face of the publicity display board 1 for publicity and display. A transparent protection board 2 is installed at the front end of the display cavity 6. The material of the transparent protection board 2 is transparent acrylic. The transparent protection board 2 made of transparent acrylic can protect the external advertising cloth in the display cavity 6. The transparent protection board 2 is a detachable structure. The detachable transparent protection board 2 facilitates the staff to replace the external advertising cloth in the display cavity 6 in the later stage. A shielding cover board 3 is installed at the upper end of the publicity display board 1. The shielding cover board 3 can protect the publicity display board 1 from rain. An LED lighting strip 12 is installed on the upper side of the inner wall of the display cavity 6. The LED lighting strip 12 can illuminate the display cavity 6 when powered on.

[0029] A control box 11 is provided on the right side of the lower end face of the publicity display board 1. The control box 11 is connected to the LED lighting strip 12 and the motor 45 through wires respectively. The control box 11 facilitates the staff to control the LED lighting strip 12 and the motor 45 to work respectively. Since the internal detailed structure and working principle of the control box 11 are both relatively mature technologies in the prior art, no more details will be described here. A hidden lock is provided on the front end face of the control box 11. The hidden lock prevents non-staff from opening the control box 11. An extended display component 4 is provided inside the publicity display board 1, and the extended display component 4 is used to further increase the display and publicity area of the publicity display board 1. A support component 5 is provided at the bottom of the publicity display board 1, and the support component 5 is used to stably support and fix the publicity display board 1.

[0030] The extended display component 4 includes an extension plate 41, a double-threaded lead screw 42, a limiting groove 43, a moving seat 44, a motor 45, a worm gear 46 and a worm 47. A limiting groove 43 is provided on the lower side inside the promotional display board 1. The limiting groove 43 is matched with the moving seat 44. The limiting groove 43 can limit and guide the moving seat 44 to prevent the moving seat 44 from shifting during displacement use. A double-threaded lead screw 42 is installed inside the limiting groove 43. The external threads on the left and right sides of the annular side of the double-threaded lead screw 42 have opposite thread rotation directions. When the double-threaded lead screw 42 with opposite thread rotation directions on the left and right sides of the annular side rotates, it can drive the moving seats 44 on the left and right sides to move synchronously and in opposite directions. A worm gear 46 is provided on the right side of the annular side of the double-threaded lead screw 42. The worm gear 46 is connected to the double-threaded lead screw 42 by welding. The worm gear 46 can drive the double-threaded lead screw 42 to rotate. A worm 47 meshes with the rear side of the annular side of the worm gear 46. The worm 47 can drive the worm gear 46 to rotate, and the meshed worm 47 and worm gear 46 also have a self-locking ability to facilitate real-time positioning of the extension plate 41.

[0031] The lower end of the worm 47 is installed with a motor 45. The motor 45 can drive the worm 47 to rotate. Extension plates 41 are symmetrically installed on the left and right sides inside the promotional display board 1. There are two sets of extension plates 41 installed, and the two sets of extension plates 41 have the same specifications. After the two sets of extension plates 41 extend outwards, they can further increase the display and promotion area of the promotional display board 1. A moving seat 44 is provided at the bottom of the extension plate 41. The moving seat 44 is connected to the extension plate 41 by welding. There are two sets of moving seats 44, and the two sets of moving seats 44 have the same specifications. The two sets of moving seats 44 can drive the two sets of extension plates 41 to move left and right. A storage cavity is provided at the rear side inside the promotional display board 1, and there is a clearance fit between the storage cavity and the extension plate 41. The storage cavity facilitates the storage of the extension plate 41 inside the promotional display board 1. An internally threaded through hole 441 is provided inside the moving seat 44, and the internally threaded through hole 441 meshes with the double-threaded lead screw 42. The internally threaded through hole 441 facilitates the double-threaded lead screw 42 to drive the moving seat 44 to move left and right. A protective cover 451 is installed outside the motor 45. The protective cover 451 can protect the motor 45 from rain. A limiting cover 13 is installed on the lower side of the right end face of the promotional display board 1. The limiting cover 13 is a detachable structure. The detachable limiting cover 13 can not only block and limit the double-threaded lead screw 42, but also facilitate the later maintenance of the worm gear 46 and the worm 47 by the staff.

[0032] Embodiment Two:

[0033] Based on Embodiment 1, in this embodiment, the required amount of counterweight iron sand is poured into the sand storage cavity 57 through the sand casting seat 55, which can further increase the self-weight of the stable base 51, making the use stability of the stable base 51 better, so that the stable base 51 can firmly support the promotional display board 1 through the support column 53, thereby preventing the promotional display board 1 from easily shaking during use. The soft film 54 facilitates the surrounding pedestrians to sit on the stable base 51 to rest, making the promotional display board 1 more practical.

[0034] The support assembly 5 includes a stable base 51, a fixing plate 52, a support column 53, a sand casting seat 55 and a sand storage cavity 57. The left and right sides of the lower end face of the promotional display board 1 are symmetrically and fixedly connected with support columns 53. The support columns 53 are connected to the promotional display board 1 and the stable base 51 by welding. The support columns 53 can support and fix the promotional display board 1. The bottom of the support column 53 is fixedly connected with a stable base 51, which makes the support stability of the support column 53 better. The left and right end faces of the stable base 51 are symmetrically and fixedly connected with fixing plates 52. Installation through holes are symmetrically arranged on the front and back sides inside the fixing plates 52. The fixing plates 52 with installation through holes facilitate the staff to install and fix the stable base 51 by means of external expansion bolts. A sand storage cavity 57 is arranged inside the stable base 51, which is convenient for storing the required amount of counterweight iron sand inside the stable base 51, thereby further increasing the self-weight of the stable base 51 and making the use stability of the stable base 51 better.

[0035] A sand casting seat 55 is arranged at the middle position of the upper end face of the stable base 51. The sand casting seat 55 is communicated with the sand storage cavity 57. The sand casting seat 55 facilitates the staff to pour the required counterweight iron sand into the sand storage cavity 57. A sealing cover 56 is installed at the upper end of the sand casting seat 55. The sealing cover 56 is installed at the upper end of the sand casting seat 55 by means of threaded connection. The sealing cover 56 can block the sand casting seat 55. A sealing ring 561 is installed inside the sealing cover 56, which makes the sealing between the sealing cover 56 and the sand casting seat 55 better, preventing external moisture from easily entering the sand storage cavity 57 through the gap between the sealing cover 56 and the sand casting seat 55 and causing the counterweight iron sand to rust. An anti-theft screw 562 is installed on the left side of the circumferential side of the sealing cover 56. The anti-theft screw 562 prevents non-staff from easily opening the sealing cover 56. Soft films 54 are symmetrically pasted on the front and back sides of the upper end face of the stable base 51. The soft film 54 is made of sponge rubber. The soft film 54 made of sponge rubber makes the front and back sides of the upper end face of the stable base 51 soft, so that the surrounding pedestrians can sit on the soft film 54 to rest, making the promotional display board 1 more practical. Reinforcing pieces 531 are symmetrically and fixedly connected to the upper and lower sides of the circumferential side of the support column 53, which makes the connection stability between the support column 53 and the promotional display board 1 and the stable base 51 better.

[0036] Working principle: After the fixing plate 52 is installed and fixed at the required position with the help of external expansion bolts, the staff first opens the plugging cover 56 and pours the required amount of counterweight iron sand into the internal sand storage cavity 57 through the sand pouring seat 55, so as to further increase the self-weight of the stable base 51 and make the use stability of the stable base 51 better, so that the stable base 51 can firmly support the publicity display board 1 through the support column 53, thus avoiding the easy shaking of the publicity display board 1 during use. After pouring, install the plugging cover 56 on the upper end of the sand pouring seat 55 and tighten the anti-theft screw 562 with the help of external special tools to prevent non-staff from easily opening the plugging cover 56; during the use of the publicity display board 1, the staff only needs to control the motor 45 to rotate forward through the control box 11, then the motor 45 can drive the double-threaded lead screw 42 to rotate reversely through the worm 47 and the worm gear 46, and the reversely rotating double-threaded lead screw 42 will drive the moving seats 44 on the left and right sides to move synchronously outward, and then the moving seats 44 will drive the left and right groups of extension plates 41 to move outward and extend together (refer to Figure 2 ), at this time, the staff only needs to paste the external advertising cloth on the front and rear end faces of the extension plate 41, then the extended extension plate 41 can be used to further increase the display and publicity area of the publicity display board 1. Similarly, when the staff controls the motor 45 to rotate reversely, the left and right groups of extension plates 41 can be moved synchronously inward and stored inside the publicity display board 1, so that the staff can control the extension or contraction of the extension plate 41 according to the needs.

[0037] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An advertising display board, comprising a publicity display board (1), a transparent protection board (2), a shielding cover board (3) and a display cavity (6), characterized in that: A display cavity (6) is formed on the front end face of the publicity display board (1). A transparent protection board (2) is installed at the front end of the display cavity (6). A shielding cover plate (3) is installed at the upper end of the publicity display board (1). An extended display component (4) is arranged inside the publicity display board (1), and the extended display component (4) is used to further increase the display and publicity area of the publicity display board (1). A support component (5) is arranged at the bottom of the publicity display board (1), and the support component (5) is used to stably support and fix the publicity display board (1).

2. The advertising display board according to claim 1, characterized in that: The extended display component (4) includes an extension board (41), a double-threaded screw rod (42), a limit groove (43), a moving seat (44), a motor (45), a worm gear (46) and a worm (47). A limit groove (43) is formed in the lower side inside the publicity display board (1). The double-threaded screw rod (42) is installed inside the limit groove (43). A worm gear (46) is arranged on the right side of the circumferential surface of the double-threaded screw rod (42). A worm (47) is engaged with the rear side of the circumferential surface of the worm gear (46). The motor (45) is installed at the lower end of the worm (47). Extension boards (41) are symmetrically installed on the left and right sides inside the publicity display board (1). A moving seat (44) is arranged at the bottom of the extension board (41).

3. The advertising display column according to claim 1, wherein: The support component (5) includes a stable base (51), a fixing plate (52), a support column (53), a sand pouring seat (55) and a sand storage cavity (57). Support columns (53) are symmetrically and fixedly connected to the left and right sides of the lower end face of the publicity display board (1). The stable base (51) is fixedly connected to the bottom of the support column (53). Fixing plates (52) are symmetrically and fixedly connected to the left and right end faces of the stable base (51). A sand storage cavity (57) is formed inside the stable base (51). A sand pouring seat (55) is arranged at the middle position of the upper end face of the stable base (51).

4. The advertising display column according to claim 3, characterized in that: A plugging cover (56) is installed at the upper end of the sand pouring seat (55). A sealing ring (561) is installed inside the plugging cover (56). Anti-theft screws (562) are installed on the left side of the circumferential surface of the plugging cover (56). The sand pouring seat (55) is communicated with the sand storage cavity (57).

5. The advertising display board according to claim 2, characterized in that: An internally threaded through hole (441) is formed inside the moving seat (44), and the internally threaded through hole (441) is engaged with the double-threaded screw rod (42). A protection cover (451) is installed outside the motor (45). The limit groove (43) is matched with the moving seat (44).

6. The advertising display board according to claim 3, wherein: Soft rubber sheets (54) are symmetrically pasted on the front and rear sides of the upper end face of the stable base (51). Reinforcing sheets (531) are symmetrically and fixedly connected to the upper and lower sides of the circumferential surface of the support column (53).

7. An advertising display column according to claim 1, characterized in that: An LED lighting strip (12) is installed on the upper side of the inner wall of the display cavity (6). A control box (11) is arranged on the right side of the lower end face of the publicity display board (1). A limit retaining cover (13) is installed on the lower side of the right end face of the publicity display board (1).

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