CN220303337U

CN220303337U - Rainproof mechanism of outdoor LED display screen

Info

Publication number: CN220303337U
Application number: CN202321784992.2U
Authority: CN
Inventors: 潘贺
Original assignee: Liaoning Yihai Technology Co ltd
Current assignee: Liaoning Yihai Technology Co ltd
Priority date: 2023-07-08
Filing date: 2023-07-08
Publication date: 2024-01-05
Anticipated expiration: 2033-07-08

Abstract

The utility model belongs to the technical field of LED display screens, and particularly relates to a rainproof mechanism of an outdoor LED display screen, which solves the problems of poor waterproof performance and incapability of adjusting the height in the prior art.

Description

Rainproof mechanism of outdoor LED display screen

Technical Field

The utility model relates to the technical field of LED display screens, in particular to a rainproof mechanism of an outdoor LED display screen.

Background

At present, the LED display screen is widely used for outdoor propaganda, and most of display screens for community propaganda and campus propaganda are vertically installed on the ground; however, in rainy days, the LED display screen is usually in a closed state, so that the propaganda effect of the LED display screen is reduced; and most direct through bolt fixed connection between LED display screen and the support column, to the LED display screen that is in the passway department, long-time strong wind blows, can lead to the LED display screen to take place the slope, reduces the propaganda suggestion effect of LED display screen.

The authorized bulletin number in the prior art is: CN212484832U, name are outdoor LED display screen prevent wind rain mechanism, including the LED display screen, still include: the windproof mounting assembly comprises a support rod which is mounted on the ground and a mounting sleeve which is mounted on the LED display screen. According to the utility model, the rain shield cover at the top of the display screen is propped up by arranging the rain shield bracket assembly, the humidity sensor is utilized to sense a rainy day, the motor is intelligently controlled to start, the output shaft of the motor controls the two groups of side rods to rotate towards the front side and the rear side of the display screen respectively through the reversing assembly, so that the LED display screen is protected in a rainy day, the safety of opening propaganda of the LED display screen in the rainy day is improved, and meanwhile, the arrangement of the rain shield cover can be used for temporary rain shielding of pedestrians, and the functionality of the LED display screen is improved. However, depending on the wind direction, the led screen still falls on a lot of rainwater, the rain shielding portion of the utility model is not large enough, and the utility model cannot adjust the height.

Disclosure of Invention

The utility model aims to provide a rainproof mechanism of an outdoor LED display screen, which solves the problems of poor waterproofness and incapability of adjusting the height.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the rainproof mechanism of the outdoor LED display screen comprises a vertical plate and a fixed plate, wherein the top of the fixed plate is fixedly connected with a connecting plate through screws, the top of the connecting plate is fixedly connected with a waterproof plate through screws, and the top of the waterproof plate is fixedly connected with a protective cover through screws;

the inside of protection casing is installed the motor, the inductor is installed at the top of waterproof board, the output of motor has the bull stick of coaxial setting through the coupling joint, the bottom of bull stick is through screw fixedly connected with initiative bevel gear one, the internal thread of waterproof board is installed two symmetrical arrangement's threaded rod one, the outside thread bush of threaded rod one is equipped with the extension board, the one end of threaded rod one is through screw fixedly connected with driven bevel gear one, driven bevel gear one with initiative bevel gear one meshing is connected, screw fixedly connected with pivot is passed through to the bottom of initiative bevel gear one, dead lever and reciprocal lead screw are installed in the internal rotation of connecting plate, the dead lever with the outside common cover of pivot is equipped with the hold-in range, the outside fixed cover of dead lever is equipped with initiative bevel gear two, the other end of reciprocal lead screw is through screw fixedly connected with driven bevel gear two, the outside thread bush of reciprocal lead screw is equipped with the driving bevel gear two meshing is connected, the bottom of driving bush is through screw fixedly connected with driven bevel gear one, the internally mounted of fixed plate has led display screen.

Preferably, a turntable is rotatably arranged on one side of the vertical plate, a driving bevel gear III is fixedly connected to one side of the turntable through a screw, a threaded rod II is arranged on the internal thread of the vertical plate, a telescopic plate is sleeved on the external thread of the threaded rod II, the top of the telescopic plate is fixedly connected with the bottom of the fixed plate through a screw, a driven bevel gear III is fixedly sleeved on the external part of the threaded rod II, and the driven bevel gear III is meshed with the driving bevel gear III.

Preferably, a rotating groove is formed in the vertical plate, the second threaded rod is rotatably installed in the rotating groove, and a space for rotating the second threaded rod is provided.

Preferably, a straight groove is formed in the waterproof board, and the rotating rod and the driving bevel gear are rotatably installed in the straight groove, so that a rotating space for the rotating rod is provided.

Preferably, a transverse groove is formed in the connecting plate, the reciprocating screw rod is rotatably mounted in the transverse groove, and a rotating space of the reciprocating screw rod is provided.

Preferably, a moving groove is formed in the bottom of the connecting plate, and the transmission sleeve is slidably connected in the moving groove to provide a moving space for the transmission sleeve.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the structures such as the rotating rod, the reciprocating screw rod and the like, the motor is started, the motor drives the first threaded rod to rotate, the extension plate sleeved with the external threads is outwards unfolded along the threaded direction, and the synchronous belt drives the fixed rod to synchronously rotate, so that the reciprocating screw rod is driven, and the transmission sleeve sleeved with the external threads of the reciprocating screw rod drives the water absorbing roller to reciprocate, so that a better waterproof effect is realized.

2. According to the utility model, through the arrangement of the structures of the rotary table, the threaded rod and the like, the rotary table is rotated, the rotary table drives the driving bevel gear III to rotate, the threaded rod II is driven to rotate through the meshing of the driving bevel gear III and the driven bevel gear III, and the telescopic plate sleeved on the external threads of the threaded rod II drives the whole fixing plate to move along the threads, so that the effect of adjustable height is realized.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is an overall block diagram of the present utility model;

FIG. 3 is an enlarged view of the utility model at A;

fig. 4 is an enlarged view of the utility model at B.

In the figure: 1. a riser; 2. a telescoping plate; 3. a fixing plate; 4. a led display screen; 5. a suction roll; 6. a connecting plate; 7. a waterproof board; 8. a protective cover; 9. an inductor; 10. an extension plate; 11. a rotating rod; 12. a first drive bevel gear; 13. driven bevel gear I; 14. a first threaded rod; 15. a rotating shaft; 16. a fixed rod; 17. a synchronous belt; 18. a second drive bevel gear; 19. a driven bevel gear II; 20. a reciprocating screw rod; 21. a transmission sleeve; 22. a turntable; 23. a drive bevel gear III; 24. driven bevel gears III; 25. a second threaded rod; 26. and a motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a rainproof mechanism of an outdoor LED display screen comprises a vertical plate 1 and a fixed plate 3, wherein the top of the fixed plate 3 is fixedly connected with a connecting plate 6 through screws, the top of the connecting plate 6 is fixedly connected with a waterproof plate 7 through screws, the top of the waterproof plate 7 is fixedly connected with a protective cover 8 through screws, a motor 26 is installed in the protective cover 8, an inductor 9 is installed at the top of the waterproof plate 7, an output end of the motor 26 is connected with a rotating rod 11 coaxially arranged through a coupling, the bottom of the rotating rod 11 is fixedly connected with a driving bevel gear I12 through screws, two symmetrically arranged threaded rods I14 are installed in internal threads of the waterproof plate 7, an extension plate 10 is sleeved on external threads of the threaded rods I14, one end of the threaded rods I14 is fixedly connected with a driven bevel gear I13 through screws, the driven bevel gear I13 is meshed with the driving bevel gear I12, the bottom of the first driving bevel gear 12 is fixedly connected with a rotating shaft 15 through a screw, a fixed rod 16 and a reciprocating screw rod 20 are rotatably arranged in the connecting plate 6, a synchronous belt 17 is sleeved outside the fixed rod 16 and the rotating shaft 15, a second driving bevel gear 18 is fixedly sleeved outside the fixed rod 16, the other end of the reciprocating screw rod 20 is fixedly connected with a second driven bevel gear 19 through a screw, the second driving bevel gear 18 is meshed with the second driven bevel gear 19, a transmission sleeve 21 is sleeved outside the reciprocating screw rod 20, the bottom of the transmission sleeve 21 is fixedly connected with a water absorbing roller 5 through a screw, a LED display screen 4 is arranged in the fixed plate 3, an extension plate 10 sleeved outside the motor drives the threaded rod 14 to rotate through the arrangement of the rotating rod 11, the reciprocating screw rod 20 and the like, the extension plate 10 is outwards unfolded along the screw direction, the fixed rod 16 is driven to synchronously rotate through the synchronous belt 17, thereby driving the reciprocating screw rod 20, and the transmission sleeve 21 sleeved on the outer thread of the reciprocating screw rod 20 drives the water absorbing roller 5 to reciprocate, so that a better waterproof effect is realized.

Referring to fig. 1-3, a turntable 22 is rotatably installed on one side of a riser 1, a driving bevel gear three 23 is fixedly connected to one side of the turntable 22 through a screw, a threaded rod two 25 is installed on an internal thread of the riser 1, a telescopic plate 2 is sleeved on an external thread of the threaded rod two 25, the top of the telescopic plate 2 is fixedly connected with the bottom of a fixed plate 3 through a screw, a driven bevel gear three 24 is fixedly sleeved on the external thread of the threaded rod two 25, the driven bevel gear three 24 is in meshed connection with the driving bevel gear three 23, the turntable 22 is rotated through arrangement of structures such as the turntable 22 and the threaded rod two 25, the turntable 22 drives the driving bevel gear three 23 to rotate, the threaded rod two 25 is driven to rotate through meshing of the driving bevel gear three 23 and the driven bevel gear three 24, and the telescopic plate 2 sleeved on the external thread of the threaded rod two 25 drives the whole fixed plate 3 to move along the thread, and the effect of height-adjustable is achieved.

Referring to fig. 1-4, a rotating groove is formed in the vertical plate 1, a second threaded rod 25 is rotatably mounted in the rotating groove, a straight groove is formed in the waterproof plate 7, the rotating rod 11 and the first drive bevel gear 12 are rotatably mounted in the straight groove, a transverse groove is formed in the connecting plate 6, the reciprocating screw rod 20 is rotatably mounted in the transverse groove, a moving groove is formed in the bottom of the connecting plate 6, and the transmission sleeve 21 is slidably connected in the moving groove.

The specific implementation process of the utility model is as follows: the utility model is mainly used for waterproofing, when raining, the sensor 9 automatically detects raining and starts the motor 26, the motor 26 is started to drive the rotary rod 11 to rotate to drive the first threaded rod 14 to rotate, the extension plate 10 sleeved on the outer thread of the first threaded rod 14 is outwards unfolded at the same time to increase the rain shielding area, the led display screen 4 still can be stained with partial rainwater according to the change of wind direction, the rotary rod 11 drives the rotary shaft 15 to drive the fixed rod 16 through the arrangement of the synchronous belt 17, the fixed rod 16 drives the reciprocating screw rod 20, the transmission sleeve 21 sleeved on the outer thread of the reciprocating screw rod 20 drives the water absorbing roller 5 to reciprocate on the led display screen 4, and the water on the led display screen is continuously wiped and absorbed.

Rotating the turntable 22, the turntable 22 drives the driving bevel gear III 23 to rotate, the threaded rod II 25 is driven to rotate through the meshing of the driving bevel gear III 23 and the driven bevel gear III 24, the telescopic plate 2 sleeved on the external threads of the threaded rod II 25 drives the whole fixing plate 3 to move along the threads, and the effect of adjustable height is achieved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rain-proof mechanism of outdoor LED display screen, includes riser (1) and fixed plate (3), its characterized in that: the top of the fixed plate (3) is fixedly connected with a connecting plate (6) through a screw, the top of the connecting plate (6) is fixedly connected with a waterproof plate (7) through a screw, and the top of the waterproof plate (7) is fixedly connected with a protective cover (8) through a screw;

the inside of protection casing (8) is installed motor (26), inductor (9) are installed at the top of waterproof board (7), the output of motor (26) is connected with bull stick (11) of coaxial setting through the shaft coupling, the bottom of bull stick (11) is through screw fixedly connected with initiative bevel gear (12), threaded rod one (14) of two symmetrical arrangement are installed to the internal screw thread of waterproof board (7), threaded rod one (14) external screw thread cover is equipped with extension board (10), one end of threaded rod one (14) is through screw fixedly connected with driven bevel gear one (13), driven bevel gear one (13) with initiative bevel gear one (12) meshing connection, the bottom of initiative bevel gear one (12) is through screw fixedly connected with pivot (15), the inside rotation of connecting plate (6) is installed dead lever (16) and reciprocal lead screw (20), dead lever (16) and the outside cover of pivot (15) are equipped with hold-in range (17) jointly, the outside fixed cover of dead lever (16) is equipped with initiative bevel gear two (18), driven bevel gear one end (13) with driven bevel gear one (19) meshing connection through screw two (19), the outer thread sleeve of the reciprocating screw rod (20) is provided with a transmission sleeve (21), the bottom of the transmission sleeve (21) is fixedly connected with a water absorbing roller (5) through a screw, and an led display screen (4) is arranged in the fixing plate (3).

2. The rain-proof mechanism for an outdoor LED display screen of claim 1, wherein: one side of riser (1) rotates installs carousel (22), one side of carousel (22) is through screw fixedly connected with initiative bevel gear three (23), threaded rod two (25) are installed to the internal screw thread of riser (1), the outside thread bush of threaded rod two (25) is equipped with expansion plate (2), the top of expansion plate (2) with screw fixedly connected is passed through to the bottom of fixed plate (3), the outside fixed cover of threaded rod two (25) is equipped with driven bevel gear three (24), driven bevel gear three (24) with initiative bevel gear three (23) meshing is connected.

3. The rainproof mechanism of an outdoor LED display screen of claim 2, wherein: the inside of riser (1) has seted up the commentaries on classics groove, threaded rod two (25) rotate and install the inside in commentaries on classics groove.

4. The rain-proof mechanism for an outdoor LED display screen of claim 1, wherein: a straight groove is formed in the waterproof plate (7), and the rotating rod (11) and the first driving bevel gear (12) are rotatably installed in the straight groove.

5. The rain-proof mechanism for an outdoor LED display screen of claim 1, wherein: the inside of connecting plate (6) has seted up the horizontal groove, reciprocating lead screw (20) rotate and install the inside in horizontal groove.

6. The rain-proof mechanism for an outdoor LED display screen of claim 1, wherein: the bottom of the connecting plate (6) is provided with a moving groove, and the transmission sleeve (21) is connected in a sliding manner in the moving groove.