CN214476132U

CN214476132U - Waterproof LED display screen structure

Info

Publication number: CN214476132U
Application number: CN202120045389.7U
Authority: CN
Inventors: 叶新光
Original assignee: Jiangxi Ruixin Technology Co ltd
Current assignee: Jiangxi Ruixin Technology Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-10-22
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses a waterproof LED display screen structure, which comprises a shell, a front cover and a display module, wherein the front cover is fixed on one side of the shell through screws, the display module is embedded and fixed in the middle of the front cover, a radiating exhaust pipe is embedded and fixed in the middle of one side of the inner wall of the shell at equal intervals, an air inlet pipe is symmetrically fixed at both ends of one side of the inner wall of the shell, and the bottoms of the radiating exhaust pipe and the air inlet pipe pass through the shell to be communicated with the outside, can close heat dissipation blast pipe and enthusiasm pipe, improve waterproof dustproof effect.

Description

Waterproof LED display screen structure

Technical Field

The utility model relates to a LED display screen technical field specifically is a waterproof LED display screen structure.

Background

The light emitting color and the light emitting efficiency of the LED are related to the materials and the process for manufacturing the LED, the lamp ball is completely blue at the beginning, the fluorescent powder is added at the back, different light colors are adjusted according to different requirements of users, and the LED is widely used in four colors of red, green, blue and yellow. Because the LED has low working voltage (only 1.2-4.0V), can actively emit light, has certain brightness, can be adjusted by voltage (or current), is impact-resistant and vibration-resistant, and has long service life (10 ten thousand hours), no other display mode is comparable to the LED display mode in large-scale display equipment;

in some LED display screens, generally all can be equipped with the louvre for the heat dissipation of display, dispel the heat through the heat dissipation fan, these louvres result in the waterproof nature of display screen relatively poor, and the water source is easy to flow into inside the shell from the louvre, causes the display screen to damage, for this reason, we provide a waterproof LED display screen structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof LED display screen structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof LED display screen structure, includes casing, protecgulum and display module, casing one side is fixed with the protecgulum through the screw fixation, the protecgulum middle part is inlayed and is fixed with display module, shells inner wall one side middle part equidistance is inlayed and is fixed with the heat dissipation blast pipe, shells inner wall one side both ends symmetry is fixed with the intake pipe, and heat dissipation blast pipe and intake pipe bottom all pass casing and external intercommunication, shells inner wall is located heat dissipation blast pipe top and is fixed with the reposition of redundant personnel cover, and heat dissipation blast pipe top and reposition of redundant personnel cover intercommunication, reposition of redundant personnel cover one side equidistance is inlayed and is fixed with the heat dissipation fan, shells inner wall is fixed with closing device.

Preferably, the closing device includes pivot, closing plate, worm wheel, fixed plate, worm and motor, shells inner wall upper end is rotated through the bearing and is connected with the pivot, pivot outside equidistance is fixed with the closing plate, and a plurality of closing plates are located heat dissipation blast pipe and intake pipe upper end respectively, pivot one end is fixed with the worm wheel, shells inner wall is close to the one end symmetry of worm wheel and is fixed with the fixed plate, two the fixed plate middle part is rotated through the bearing and is connected with the worm, and the worm wheel is connected, one with the worm meshing the fixed plate top is fixed with the motor, and the output and the worm fixed connection of motor.

Preferably, a rubber pad is fixed at the bottom of the sealing plate.

Preferably, a sealing ring is fixed on one side of the front cover, a sealing groove is formed in one side, close to the front cover, of the shell, and the sealing ring is clamped with the sealing groove.

Preferably, the heat dissipation exhaust pipe and the air inlet pipe are both made of an aluminum alloy material.

Preferably, the radiating groove is formed in one side, away from the front cover, of the shell, radiating fins are fixed to the middle of the radiating exhaust pipe at equal intervals, one end of each radiating fin is in air contact with the inside of the shell, and the other end of each radiating fin is located inside the radiating groove and in air contact with the outside.

Preferably, the motor is a reduction motor.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a heat dissipation fan is cooled down through the heat dissipation blast pipe discharge with the heat in the casing, also can carry out the heat exchange with the external world under the idle condition of heat dissipation fan through the fin that sets up on the heat dissipation blast pipe, the heat dissipation efficiency is improved, heat dissipation blast pipe and the equal bottom of intake pipe and external intercommunication, and the inside intercommunication of top and casing, make in water can not get into the casing from bottom to top, play waterproof effect, and when not using the display screen through closing device, can close heat dissipation blast pipe and enthusiasm pipe, waterproof dustproof effect is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the heat sink of the present invention;

FIG. 3 is a schematic view of the internal structure of the housing of the present invention;

fig. 4 is a schematic structural view of the closing device of the present invention;

fig. 5 is a schematic structural view of the sealing ring of the present invention;

fig. 6 is an enlarged view of a portion a in fig. 4.

In the figure: 1. a housing; 2. a front cover; 3. a display module; 4. a heat dissipation exhaust pipe; 5. an air inlet pipe; 6. a flow dividing cover; 7. a heat dissipation fan; 8. a closure device; 81. a rotating shaft; 82. a sealing plate; 83. a worm gear; 84. a fixing plate; 85. a worm; 86. a motor; 9. a rubber pad; 10. a seal ring; 11. a heat sink; 12. and a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2 and 3, a waterproof LED display screen structure shown in the figure comprises a casing 1, a front cover 2 and a display module 3, wherein the front cover 2 is fixed on one side of the casing 1 through screws, the display module 3 is embedded and fixed in the middle of the front cover 2, heat dissipation exhaust pipes 4 are embedded and fixed in the middle of one side of the inner wall of the casing 1 at equal intervals, air inlet pipes 5 are symmetrically fixed at two ends of one side of the inner wall of the casing 1, the bottoms of the heat dissipation exhaust pipes 4 and the air inlet pipes 5 penetrate through the casing 1 to be communicated with the outside, the heat dissipation exhaust pipes 4 and the air inlet pipes 5 are made of an aluminum alloy material, so as to improve the heat dissipation efficiency, a shunt cover 6 is fixed on the top of the heat dissipation exhaust pipe 4 on the inner wall of the casing 1, the top of the heat dissipation exhaust pipe 4 is communicated with the shunt cover 6, heat dissipation fans 7 are embedded and fixed on one side of the shunt cover 6 at equal intervals, and a closing device 8 is fixed on the inner wall of the casing 1, through heat dissipation fan 7 with the heat in the casing 1 through heat dissipation blast pipe 4 discharge, and the outside cold air then cools down in discharging casing 1 through intake pipe 5, and also can carry out the heat exchange with the external world under the inoperative condition of heat dissipation fan 7 through the fin 12 that sets up on heat dissipation blast pipe 4, the heat dissipation efficiency is improved, because heat dissipation blast pipe 4 and the equal bottom of intake pipe 5 communicate with the external world, and top and the inside intercommunication of casing 1, make water can't get into in the casing 1 from bottom to top, play waterproof effect.

Referring to fig. 4 and 6, the closing device 8 includes a rotating shaft 81, sealing plates 82, a worm wheel 83, fixing plates 84, worms 85 and a motor 86, the rotating shaft 81 is rotatably connected to the upper end of the inner wall of the casing 1 through a bearing, the sealing plates 82 are fixed to the outer side of the rotating shaft 81 at equal intervals, the sealing plates 82 are respectively located at the upper ends of the heat dissipation exhaust pipe 4 and the air inlet pipe 5, rubber pads 9 are fixed to the bottoms of the sealing plates 82 to improve the sealing performance of the sealing plates 82, the worm wheel 83 is fixed to one end of the rotating shaft 81, the fixing plates 84 are symmetrically fixed to one end of the inner wall of the casing 1 close to the worm wheel 83, the worms 85 are rotatably connected to the middle portions of the two fixing plates 84 through bearings, the worm wheels 83 are meshed with the worms 85, the motor 86 is fixed to the top of one of the fixing plates 84, the output end of the motor 86 is fixedly connected to the worm 85, the motor 86 is a speed reduction motor, be convenient for reduce the rotational speed, it is rotatory through motor 86 drive worm 85, and then drive worm wheel 83 and rotate, make worm wheel 83 drive pivot 81 rotatory, and then make a plurality of closing plates 82 overturn simultaneously, plug up the top of heat dissipation blast pipe 4 and intake pipe 5, make inside external air and rivers can't get into casing 1 through intake pipe 5 and heat dissipation blast pipe 4, further improve dustproof and water-proof effects.

Referring to fig. 4 and 5, a sealing ring 10 is fixed on one side of the front cover 2, and a sealing groove is formed on one side of the casing 1 close to the front cover 2, and the sealing ring 10 is clamped with the sealing groove, so as to improve the sealing property between the front cover 2 and the casing 1.

Referring to fig. 2 and 3, a heat dissipation groove 11 is formed in one side of the casing 1 away from the front cover 2, heat dissipation fins 12 are fixed to the middle of the heat dissipation exhaust pipe 4 at equal intervals, one end of each heat dissipation fin 12 is in contact with air inside the casing 1, the other end of each heat dissipation fin 12 is located inside the heat dissipation groove 11 and is in contact with outside air, and the heat dissipation fins 12 arranged on the heat dissipation exhaust pipe 4 can exchange heat with the outside under the condition that the heat dissipation fan 7 does not work, so that the heat dissipation efficiency is improved.

The working principle is that when in use, heat in the shell 1 is discharged through the heat-radiating exhaust pipe 4 by the heat-radiating fan 7, and outside cold air is discharged into the shell 1 through the air inlet pipe 5 for cooling, and heat exchange can be carried out with the outside under the condition that the heat-radiating fan 7 does not work by the heat-radiating fins 12 arranged on the heat-radiating exhaust pipe 4, so that the heat-radiating efficiency is improved, because the bottom parts of the heat-radiating exhaust pipe 4 and the air inlet pipe 5 are communicated with the outside and the top parts of the heat-radiating exhaust pipe 4 are communicated with the inside of the shell 1, water can not enter the shell 1 from bottom to top, a waterproof effect is achieved, when the heat-radiating exhaust pipe is not in use, the worm 85 is driven to rotate by the motor 86, the worm wheel 83 is driven to rotate, the worm wheel 83 drives the rotating shaft 81 to rotate, the plurality of sealing plates 82 are overturned simultaneously, the top parts of the heat-radiating exhaust pipe 4 and the air inlet pipe 5 are blocked, so that outside air and water flow can not enter the shell 1 through the heat-radiating exhaust pipe 5 and the heat-radiating exhaust pipe 4, further improving the dustproof and waterproof effects.

The utility model discloses circuit and control that relate to are prior art, do not carry out too much repetition here.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a waterproof LED display screen structure, includes casing (1), protecgulum (2) and display module (3), its characterized in that: casing (1) one side is fixed with protecgulum (2) through the screw fixation, protecgulum (2) middle part is inlayed and is fixed with display module (3), casing (1) inner wall one side middle part equidistance is inlayed and is fixed with heat dissipation blast pipe (4), casing (1) inner wall one side both ends symmetry is fixed with intake pipe (5), and heat dissipation blast pipe (4) and intake pipe (5) bottom all pass casing (1) and external intercommunication, casing (1) inner wall is located heat dissipation blast pipe (4) top and is fixed with reposition of redundant personnel cover (6), and heat dissipation blast pipe (4) top and reposition of redundant personnel cover (6) intercommunication, reposition of redundant personnel cover (6) one side equidistance is inlayed and is fixed with heat dissipation fan (7), casing (1) inner wall is fixed with closing device (8).

2. The waterproof LED display screen structure of claim 1, wherein: the closing device (8) comprises a rotating shaft (81), a sealing plate (82), a worm wheel (83), a fixing plate (84), a worm (85) and a motor (86), the upper end of the inner wall of the shell (1) is rotatably connected with a rotating shaft (81) through a bearing, sealing plates (82) are fixed on the outer side of the rotating shaft (81) at equal intervals, and a plurality of sealing plates (82) are respectively positioned at the upper ends of the heat dissipation exhaust pipe (4) and the air inlet pipe (5), a worm wheel (83) is fixed at one end of the rotating shaft (81), fixing plates (84) are symmetrically fixed at one end of the inner wall of the shell (1) close to the worm wheel (83), a worm (85) is rotatably connected at the middle parts of the two fixing plates (84) through bearings, the worm wheel (83) is meshed with the worm (85), a motor (86) is fixed on the top of one fixing plate (84), and the output end of the motor (86) is fixedly connected with the worm (85).

3. The waterproof LED display screen structure of claim 2, wherein: and a rubber pad (9) is fixed at the bottom of the sealing plate (82).

4. The waterproof LED display screen structure of claim 1, wherein: a sealing ring (10) is fixed on one side of the front cover (2), a sealing groove is formed in one side, close to the front cover (2), of the shell (1), and the sealing ring (10) is connected with the sealing groove in a clamped mode.

5. The waterproof LED display screen structure of claim 1, wherein: the heat dissipation exhaust pipe (4) and the air inlet pipe (5) are both made of an aluminum alloy material.

6. The waterproof LED display screen structure of claim 1, wherein: radiating groove (11) have been seted up to one side that protecgulum (2) were kept away from in casing (1), heat dissipation blast pipe (4) middle part equidistance is fixed with fin (12), fin (12) one end and casing (1) inside air contact, and fin (12) other end is located inside and the outside air contact of radiating groove (11).

7. The waterproof LED display screen structure of claim 2, wherein: the motor (86) is a geared motor.