CN207302499U - A kind of outdoor advertising display screen for facilitating dedusting - Google Patents

Abstract

The utility model discloses an outdoor advertising display screen convenient for dust removal, which comprises a support base, a lifting motor, a screw rod A, a lifting block, a display screen fixing frame, a display screen, a driving motor, a screw rod B, a dust removal wiper and a rainproof device, a lifting motor is fixedly installed inside the support base, a lifting block is threaded on the screw rod A, a display screen fixing frame is fixedly welded on the front side of the lifting block, and a display screen is installed inside the display screen fixing frame. A drive motor is also installed on the outside of the vertical plate on the right side, and a dust removal wiper is fixedly installed between the screw sleeve and the sliding sleeve; a support rod is also welded on the upper side of the fixed bracket, and a rainproof device is installed on the upper end of the support rod. The device can automatically wipe the surface of the display screen. On the one hand, it saves time and improves work efficiency. On the other hand, it can also protect the safety of the staff. It can also automatically extend the rainproof cover to protect the display screen from rain in rainy days. Thereby improving the display life of the display screen.

Description

A display screen for outdoor advertising that is convenient for dust removal

technical field

The utility model relates to a display screen, in particular to a display screen for outdoor advertisement which is convenient for dust removal.

Background technique

Outdoor advertising display, as the new darling of outdoor display advertising media in the future, is widely used in finance, taxation, industry and commerce, post and telecommunications, sports, advertising, factories and mines, transportation, education systems, stations, docks, airports, shopping malls, hospitals, hotels, Banks, securities markets, construction markets, auction houses, industrial enterprise management and other public places. It has media display, information release, traffic guidance, creative display and other purposes.

However, the current advertising display screen mainly adopts a fixed structure, which is inconvenient to lift. At the same time, if the display screen is placed outdoors for a long time, a lot of dust will stick to the surface, which will affect consumers' viewing and overall appearance. However, because the advertising display screen is generally high, Therefore, the dust removal work is more difficult, and the risk factor is higher; at the same time, the outdoor display screen is placed outdoors for a long time, and the life of the display screen will be reduced in rainy days.

Utility model content

The purpose of this utility model is to provide a display screen for outdoor advertising which is convenient for dust removal, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A display screen for outdoor advertising that is convenient for dust removal, including a support base, a lifting motor, a screw rod A, a lifting block, a display screen fixing frame, a display screen, a driving motor, a screw rod B, a dust removal wiper, and a rainproof device. There are at least two sets of support guide rods fixed on the base by screws. The inside of the support base is a hollow structure, and a lifting motor is fixedly installed inside the support base. The output shaft of the lifting motor is vertically upward and installed with an interference fit. There is a driving gear, the left side of the driving gear is meshed with a driven gear, and a rotating shaft is installed in an interference fit at the wheel core of the driven gear, and the upper end of the rotating shaft passes through the support base and is connected to a screw A through a coupling. A lifting block is installed on the thread, and the lifting block is also slidably installed on the support guide rods located on the left and right sides of the screw mandrel A. By controlling the rotation and rotation direction of the lifting motor, the lifting block moves up and down in the screw mandrel A.

The front side of the lifting block is fixedly welded with a display screen fixing frame, and a display screen is installed inside the display screen fixing frame, and the display screen is embedded and installed inside the display screen fixing frame through buckles, and the left and right sides of the display screen fixing frame are welded with fixing brackets. The other end of the fixing bracket is fixed with a vertical plate by screws, and the screw rod B is rotated between the vertical plates on the left and right sides. The thread direction of the left and right parts of the screw rod B is opposite. screw sleeve, the outside of the vertical plate on the right side is also equipped with a drive motor, the output shaft of the drive motor is fixedly connected to the right end of the screw rod B, and a guide rod is fixedly installed between the vertical plates on the left and right sides, and the guide rod is located on the screw rod B. Below the rod B, two sets of sliding sleeves are slidably installed on the guide rod, corresponding to the screw sleeves located above, and a dust removal wiper is fixedly installed between the screw sleeves and the sliding sleeves.

The upper side of the fixed bracket is also welded with a support rod, and a rainproof device is installed on the upper end of the support rod. A piston chamber is arranged inside the rainproof device, and a piston A and a piston B are slidably installed inside the piston chamber, and the piston A is slidably installed on the Inside the piston chamber in the vertical direction, the piston B located on the left and right sides is slidably installed inside the piston chamber in the horizontal direction. The space between the piston A and the piston B is in a sealed vacuum state. A rain-collecting groove is installed on the upper end of the rod, and a rain-proof cover is fixedly installed on the outside of the piston B on the left and right sides, and the rain-proof cover is slidably installed inside the rain-proof device.

As a further solution of the utility model: the inside of the support base is a hollow structure, and a lifting motor is fixedly installed inside the support base. The lifting motor is a servo motor. The left side of the gear meshes with the driven gear, and the wheel core of the driven gear is fitted with a rotating shaft through an interference fit.

As a further solution of the utility model: the driving motor is a servo motor.

As a further solution of the utility model: the piston cavity is trident-shaped.

As a further solution of the present invention: a limiting block is installed on the inner wall of the piston chamber below the piston A, and a spring is connected between the piston A and the limiting block.

As a further solution of the utility model: the opening of the rain collecting trough faces upwards and the rain collecting trough is a flat-bottomed trough.

Compared with the prior art, the beneficial effect of the utility model is: the device can freely adjust the height of the display screen, and has strong practicability; at the same time, the drive motor is used to drive the threaded fit between the screw rod B and the screw sleeve, so that the The dust removal wiper moves to the middle or both sides at the same time to wipe the surface of the display screen, so that the staff can complete the dust removal of the display screen at a high place without climbing. On the one hand, it saves time and improves work efficiency. On the other hand, it can also protect the physical safety of the staff; it can also automatically extend the rainproof cover to protect the display screen from rain in rainy days, thereby improving the display life of the display screen, which is simple and effective.

Description of drawings

Fig. 1 is a schematic structural diagram of a display screen for outdoor advertising that is convenient for dust removal.

Fig. 2 is a schematic structural view of the back of a display screen for outdoor advertising that is convenient for dust removal.

Fig. 3 is an enlarged structural schematic diagram of part A of a display screen for outdoor advertising which is convenient for dust removal.

In the figure: 1-supporting base, 2-supporting guide rod, 3-lifting motor, 4-driving gear, 5-driven gear, 6-rotating shaft, 7-screw A, 8-lifting block, 9-display fixing Frame, 10-display screen, 11-fixing bracket, 12-vertical plate, 13-drive motor, 14-screw rod B, 15-guide rod, 16-screw sleeve, 17-sliding sleeve, 18-dust wiper, 19- Support rod, 20-rainproof device, 21-piston cavity, 22-piston A, 23-piston B, 24-rainproof cover, 25-piston rod, 26-rain collecting groove.

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

Please refer to Figure 1-3, a display screen for outdoor advertising that is convenient for dust removal, including a support base 1, a lifting motor 3, a screw rod A7, a lifting block 8, a display screen fixing frame 9, a display screen 10, a driving motor 13, a wire Rod B14, dust removal wiper 18 and rainproof device 20, the support base 1 is fixedly equipped with support guide rods 2 by screws, the support guide rods 2 are at least provided with two groups, the inside of the support base 1 is a hollow structure, and the support base 1. The lifting motor 3 is fixedly installed inside. The lifting motor 3 is a servo motor. The output shaft of the lifting motor 3 is vertically upward and is installed with an interference fit. The driving gear 4 is installed, and the left side of the driving gear 4 is meshed with a driven gear 5. The driven gear 5. A rotating shaft 6 is installed in interference fit at the center of the wheel. The lower end of the rotating shaft 6 is installed on the bottom of the supporting base 1 through bearing rotation. The upper end of the rotating shaft 6 passes through the supporting base 1 and is connected with a screw A7 through a coupling. The upper thread is equipped with a lifting block 8, and the lifting block 8 is also slidably installed on the support guide rods 2 on the left and right sides of the screw mandrel A7. By controlling the rotation and rotation direction of the lifting motor 3, the lifting block 8 is moved up and down in the screw mandrel A7 move.

The front side of the lifting block 8 is fixedly welded with a display screen fixed frame 9, and a display screen 10 is installed inside the display screen fixed frame 9, and the display screen 10 is embedded in the display screen fixed frame 9 by a buckle. Both sides are welded with fixed brackets 11, and the other end of the fixed bracket 11 is fixed with a vertical plate 12 by screws, and a screw rod B14 is installed between the vertical plates 12 on the left and right sides. The left and right parts of the screw rod B14 have opposite thread directions. Screw sleeves 16 are installed on the left and right parts of the screw mandrel B14, and a driving motor 13 is installed on the outside of the vertical plate 12 on the right side. The driving motor 13 is a servo motor, and the output shaft of the driving motor 13 is fixed to the right end of the screw mandrel B14. Connection, between the vertical plates 12 on the left and right sides, there is also a guide rod 15 fixedly installed, the guide rod 15 is located below the screw rod B14, and two sets of sliding sleeves 17 are slidably installed on the guide rod 15, corresponding to the screw sleeve 16 located above. Correspondingly, a dust removal wiper 18 is fixedly installed between the screw sleeve 16 and the sliding sleeve 17 .

The upper side of the fixed bracket 11 is also welded with a support rod 19, the upper end of the support rod 19 is equipped with a rainproof device 20, the inside of the rainproof device 20 is provided with a piston chamber 21, the piston chamber 21 is trident, and the inside of the piston chamber 21 is respectively slidingly installed There are piston A22 and piston B23, the piston A22 is slidably installed inside the vertical piston cavity 21, the piston B23 located on the left and right sides is slidably installed inside the horizontal piston cavity 21, and the piston A22 and the piston B23 are airtight In a vacuum state, a limit block is installed on the inner wall of the piston cavity 21 below the piston A22 to limit the position of the piston A22 to prevent the piston A22 from sliding into the piston cavity 21 in the horizontal direction. A spring is connected between the piston A22 and the limit block. The upper side of the piston A22 is fixedly equipped with a piston rod 25, the upper end of the piston rod 25 is equipped with a rain-collecting groove 26, and the opening of the rain-collecting groove 26 faces upwards, and the outside of the piston B23 on the left and right sides is fixedly equipped with a rainproof cover 24. The rain cover 24 is slidably installed inside the rainproof device 20 .

The working principle of the utility model is: when the height of the display screen 10 needs to be adjusted, by controlling the rotation and rotation direction of the lifting motor 3, thereby indirectly controlling the rotation and rotation direction of the screw rod A7, the screw thread between the lifting block 8 and the screw rod A7 Cooperate so that the lifting block 8 moves up and down in the screw mandrel A7, and the lifting block 8 drives the display screen 10 inside the display screen fixed frame 9 to move up and down, thereby adjusting the height of the display screen 10; Control the rotation direction of the driving motor 13, so that when the screw mandrel B14 rotates clockwise or counterclockwise, the screw sleeve 16 and the screw mandrel B14 are screwed together and through the limit guiding effect of the guide rod 15, the screw located at the two The dust removal wiper 18 on the side moves to the middle or both sides at the same time, so as to wipe the surface of the display screen 10, and the staff can complete the dust removal of the display screen 10 at a high place without climbing, which saves time on the one hand, Improving work efficiency, on the one hand, can also protect the physical safety of the staff; when it is raining, the rainwater is collected through the rain collecting tank 26, so that the weight of the rain collecting tank 26 increases gradually, so that the piston rod 25 is pressed down. Piston A22, piston A22 slides downward so that piston B23 located on the left and right sides moves to both sides, driving the rainproof cover 24 to move outward, increasing the rainproof range of the rainproof cover 24, thereby improving the display life of the display screen 10, When the rainy day ends, the rain-collecting groove 26 gradually decreases under the evaporation of sunlight, and the piston A22 moves upward under the action of the spring, thereby driving the rainproof covers 24 located on both sides to reset.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. An outdoor advertising display screen that is convenient for dust removal, including a support base (1), a lifting motor (3), a screw rod A (7), a lifting block (8), a display screen fixing frame (9), a display screen ( 10), drive motor (13), screw rod B (14), dust wiper (18) and rainproof device (20), characterized in that: the support base (1) is fixed with a support guide rod ( 2), the screw rod A (7) is threaded with a lifting block (8), and the lifting block (8) is also slidably installed on the support guide rods (2) located on the left and right sides of the screw rod A (7), so The front side of the lifting block (8) is fixedly welded with a display screen fixing frame (9), and a display screen (10) is installed inside the display screen fixing frame (9), and the display screen (10) is embedded and installed in the display screen fixing frame through buckles (9) Inside, the left and right sides of the display screen fixing frame (9) are welded with fixing brackets (11). ) is installed with a screw B (14), the left and right parts of the screw B (14) have opposite thread directions, and the screw sleeves (16) are installed on the left and right parts of the screw B (14). A driving motor (13) is also installed on the outside of the vertical plate (12) on the right side, and the output shaft of the driving motor (13) is fixedly connected with the right end of the screw rod B (14), and is fixed between the vertical plates (12) on the left and right sides. A guide rod (15) is installed, the guide rod (15) is located below the screw rod B (14), and two sets of sliding sleeves (17) are slidably installed on the guide rod (15), corresponding to the screw sleeves (16) located above , a dust wiper (18) is fixedly installed between the screw sleeve (16) and the sliding sleeve (17); the upper side of the fixed bracket (11) is also welded with a support rod (19), and the upper end of the support rod (19) is installed with an anti- The rain device (20), the rainproof device (20) is provided with a piston chamber (21), and the piston chamber (21) is respectively slidingly installed with a piston A (22) and a piston B (23), and the piston A (22) Slidingly installed inside the vertical piston cavity (21), the piston B (23) on the left and right sides is slidably installed inside the horizontal piston cavity (21), between piston A (22) and piston B (23) In a sealed vacuum state, a piston rod (25) is fixedly installed on the upper side of the piston A (22), and a rain collecting groove (26) is installed on the upper end of the piston rod (25), and the outer sides of the piston B (23) on the left and right sides A rainproof cover (24) is fixedly installed, and the rainproof cover (24) is slidably installed in the rainproof device (20) inside. 2. An outdoor advertising display screen that is convenient for dust removal according to claim 1, characterized in that: the inside of the support base (1) is a hollow structure, and a lifting motor (3) is fixedly installed inside the support base (1) , the lifting motor (3) is a servo motor, the output shaft of the lifting motor (3) is vertically upward and is installed with an interference fit with a driving gear (4), and the left side of the driving gear (4) is meshed with a driven gear (5). A rotating shaft (6) is mounted on the wheel core of the moving gear (5) with an interference fit, and the upper end of the rotating shaft (6) passes through the support base (1) and is connected with a screw rod A (7) through a coupling. 3. The outdoor advertising display screen convenient for dust removal according to claim 1, characterized in that: the driving motor (13) is a servo motor. 4. The outdoor advertising display screen convenient for dust removal according to claim 1, characterized in that: the piston cavity (21) is trident-shaped. 5. The outdoor advertising screen convenient for dust removal according to claim 1, characterized in that: a limit block is installed on the inner wall of the piston chamber (21) below the piston A (22), and the piston A (22) A spring is also connected with the limit block. 6 . The convenient dust removal display screen for outdoor advertising according to claim 1 , characterized in that: the opening of the rain collecting groove ( 26 ) faces upward and the rain collecting groove ( 26 ) is a flat-bottomed groove. 7 .