CN218163382U

CN218163382U - LCD liquid crystal display convenient to heat dissipation

Info

Publication number: CN218163382U
Application number: CN202221922759.1U
Authority: CN
Inventors: 谭鸣; 王佳欢; 韩伟
Original assignee: Guangdong Jinghong Electronics Co ltd
Current assignee: Guangdong Jinghong Electronics Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-27
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a LCD liquid crystal display screen convenient to heat dissipation, including the casing that the inside is equipped with the display screen, casing one side an organic whole is connected with the support, and fixed mounting has the fixed plate on the support, set up the cavity that is linked together with the support in the casing, and fixed mounting has the pipeline in the cavity, and pipeline output end fixed mounting has the through-hole that is linked together with the casing inside, fixed mounting has the motor in the support, and motor output end fixed connection has the pivot, and pivot output end fixed mounting has the heat dissipation fan; the utility model discloses a heat dissipation fan can continuously input cold air into the pipeline, so that the cold air can continuously cool the display screen, and through the arrangement of the fixing plate and the bolt, the display screen is prevented from directly contacting the wall surface, so as to cool and protect the display screen; through the steam intermittent type discharge in with the cavity, the sustainable discharge of steam in making the casing, it is not good to avoid single louvre radiating efficiency, also cools down the protection to the display screen when realizing the heat dissipation to the casing.

Description

LCD liquid crystal display convenient to heat dissipation

Technical Field

The utility model relates to a LCD display screen technical field especially relates to a LCD liquid crystal display convenient to heat dissipation.

Background

With the continuous development of display device technology, more and more LCD display screens are applied to public places such as airports, large supermarkets, bus stations, squares, subway stations, commercial streets, office buildings, big markets, highways, and during long-time work, electronic components in the LCD display screens can generate heat, if the heat dissipation effect is not good, the temperature in the LCD display screens can be continuously raised, and the problem that the LCD display screens are poor in heat dissipation and rapid backlight light attenuation or cannot normally work seriously is easily caused.

The inside heat radiation structure that can be equipped with of current LCD display screen, what adopt usually is that the louvre comes to dispel the heat to the LCD display screen, but the LCD display screen has following problem in the installation: the LCD screen is directly installed on the wall surface, so that the LCD screen is difficult to dissipate heat, and the LCD screen is easy to cause high-temperature damage after long-time running; and because the heat dissipation efficiency of the single heat dissipation hole is poor, hot air is dissipated in the shell, continuous heat dissipation and cooling of the LCD screen are difficult to realize, and the service life of the LCD screen in the use process is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the LCD display screen is difficult to continuously radiate in the prior art, and providing a LCD liquid crystal display screen convenient to radiate.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a LCD liquid crystal display convenient to heat dissipation, includes the inside casing that is equipped with the display screen, casing one side an organic whole is connected with the support, and fixed mounting has the fixed plate on the support, set up the cavity that is linked together with the support in the casing, and fixed mounting has the pipeline in the cavity, pipeline output end fixed mounting has the through-hole that is linked together with the casing is inside, fixed mounting has the motor in the support, and motor output end fixedly connected with pivot, pivot output end fixed mounting has the heat dissipation fan, rotate on the casing and install the lead screw of being connected with the pivot transmission, and symmetrical movable sleeve is equipped with the nut of mutually supporting on the lead screw, fixed mounting has the three-way pipe that is linked together with the cavity on the casing, and the three-way pipe endotheca is equipped with the piston, piston output end fixed mounting has the backup pad, the welding has damping spring between backup pad and the three-way pipe opening part, and is connected with the connecting rod between backup pad and two nuts.

Preferably, the shell and the support are both of a hollow structure, and a bolt detachably connected with a wall surface is fixedly mounted on the fixing plate.

Preferably, the rotating shaft is horizontally arranged, and the heat dissipation fan is connected with one end of the rotating shaft extending into the pipeline.

Preferably, the lead screw is horizontally arranged above the support, and a transmission belt is connected between the rotating shaft and the lead screw.

Preferably, a one-way valve for controlling the direction is fixedly installed in the three-way pipe, and the damping spring is vertically welded at the lower end position of the piston extending out of the three-way pipe.

Preferably, two ends of the connecting rod are respectively connected with the supporting plate and the nut pin shaft, and the three-way pipe is located above the screw rod.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model discloses a heat dissipation fan continuously carries wind-force to the pipeline, makes wind-force flow to the casing inside from the through-hole to dispel the heat to the display screen of casing inside, be connected the fixed plate with the wall through utilizing the bolt, avoid the display screen direct contact wall to be difficult to the heat dissipation, with dispel the heat to the display screen.

2. The utility model discloses a reciprocating motion of piston can be with the steam in the cavity inhale to the tee bend intraductal, discharge steam in the tee bend pipe of also being convenient for to reduce the temperature in the casing, avoid single louvre to be difficult to discharge steam fast, with the discharge efficiency of increase three-way pipe to steam, make the display screen effectively ensured in the use.

In summary, the utility model can continuously input cold air into the pipeline through the heat dissipation fan, so that the cold air can continuously cool the display screen, and the display screen is prevented from directly contacting the wall surface through the arrangement of the fixing plate and the bolt, so as to cool and protect the display screen; through the steam intermittent type discharge in with the cavity, make the sustainable discharge of steam in the casing, avoid single louvre radiating efficiency not good, also cool down the protection to the display screen when realizing the heat dissipation to the casing to promote the life of display screen.

Drawings

Fig. 1 is a schematic structural view of an LCD display screen convenient for heat dissipation according to the present invention;

fig. 2 is a side view of an LCD display screen convenient for heat dissipation according to the present invention;

fig. 3 is a cross-sectional view of an LCD display screen convenient for heat dissipation according to the present invention;

fig. 4 is an enlarged schematic view of a position a of the LCD liquid crystal display screen convenient for heat dissipation.

In the figure: 1. a housing; 2. a support; 3. a fixing plate; 4. a bolt; 5. a cavity; 6. a pipeline; 7. a through hole; 8. a motor; 9. a rotating shaft; 10. a heat dissipation fan; 11. a lead screw; 12. a transmission belt; 13. a nut; 14. a three-way pipe; 15. a piston; 16. a damping spring; 17. a support plate; 18. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-4, an LCD display screen convenient for heat dissipation includes a housing 1 having a display screen therein, a support 2 is integrally connected to one side of the housing 1, and a fixing plate 3 is fixedly mounted on the support 2, the housing 1 and the support 2 are both hollow structures, the housing 1 and the support 2 are set to be hollow structures, so that a heat dissipation fan 10 can cool down a driving device in the support 2 while the housing 1 can mount the display screen, and a bolt 4 detachably connected to a wall surface is fixedly mounted on the fixing plate 3, the fixing between the fixing plate 3 and the wall surface is realized by the bolt 4, thereby preventing the display screen from directly contacting the wall surface and being difficult to dissipate heat, a cavity 5 communicated with the support 2 is formed in the housing 1, a pipeline 6 is fixedly mounted in the cavity 5, a through hole 7 communicated with the interior of the housing 1 is fixedly mounted at an output end of the pipeline 6, a motor 8 is fixedly mounted in the support 2, the model of the motor 8 is YBS-132, and a rotating shaft 9 is fixedly connected at the output end of the motor 8, a heat dissipation fan 10 is mounted at the output end of the rotating shaft 9, the rotating shaft 9 is horizontally arranged, the cooling fan 10 is connected with the cooling fan 6, so that cold air can be continuously discharged from the display screen through the cooling fan 7, and cold air can be continuously discharged from the cooling fan 7;

a lead screw 11 in transmission connection with a rotating shaft 9 is rotatably mounted on the shell 1, matched nuts 13 are symmetrically and movably sleeved on the lead screw 11, the lead screw 11 is horizontally arranged above the support 2, a transmission belt 12 is connected between the rotating shaft 9 and the lead screw 11, the transmission belt 12 adopts a synchronous belt, the synchronous belt has the advantages of high temperature resistance, accurate transmission ratio and the like, the rotating shaft 9 and the lead screw 11 can synchronously run, a three-way pipe 14 communicated with the cavity 5 is fixedly mounted on the shell 1, a piston 15 is sleeved in the three-way pipe 14, and a support plate 17 is fixedly mounted at the output end of the piston 15;

the shock absorption spring 16 is welded between the opening of the support plate 17 and the three-way pipe 14, the one-way valve for controlling the direction is fixedly installed in the three-way pipe 14, through the arrangement of the one-way valve, the phenomenon that hot air in the three-way pipe 14 flows backwards can be avoided, the shock absorption spring 16 is vertically welded at the lower end position of the piston 15 extending out of the three-way pipe 14, the shock absorption spring 16 achieves the shock absorption and buffering effects on the three-way pipe 14, the situation that the three-way pipe 14 is damaged due to impact force of the support plate 17 is too large is avoided, so that the precise elements in the shell 1 are protected in a buffering mode, the connecting rod 18 is connected between the support plate 17 and the two nuts 13, two ends of the connecting rod 18 are respectively in pin connection with the support plate 17 and the nuts 13, the three-way pipe 14 is located above the screw rod 11, the hot air in the cavity 5 can be sucked into the three-way pipe 14 through reverse movement of the two nuts 13, the hot air in the three-way pipe 14 can be discharged through the opposite movement of the nuts 13, the single heat dissipation hole is avoided, continuous heat dissipation effect that the heat dissipation of the hot air in the cavity 5 is achieved through the increase, the low temperature can be always kept in the service life of the display screen is prolonged.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

firstly, the fixing plate 3 is fixedly installed on the wall surface by using the bolt 4, and the display screen can generate heat energy in the using process;

next, the output end of the motor 8 drives the rotating shaft 9 to rotate, so that the rotating shaft 9 drives the heat dissipation fan 10 to generate cold air, the cold air flows into the pipeline 6, the cold air is sprayed out from the through hole 7 to dissipate heat of the display screen, and the hot cold air and the heat energy are fused and then are dissipated into the cavity 5;

meanwhile, the rotating shaft 9 drives the screw rod 11 to rotate through the driving belt 12, so that the screw rod 11 drives the two nuts 13 to slide oppositely or reversely, when the nuts 13 pull the connecting rod 18 to slide reversely, the connecting rod 18 pulls the supporting plate 17 and the piston 15 to move downwards, the piston 15 sucks hot gas in the cavity 5 into the three-way pipe 14, when the nuts 13 pull the connecting rod 18 to slide oppositely, the connecting rod 18 pulls the supporting plate 17 and the piston 15 to move upwards, the damping spring 16 is stressed, and the piston 15 discharges the hot gas in the three-way pipe 14, so that the hot gas in the cavity 5 is continuously discharged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An LCD display screen convenient for heat dissipation comprises a shell (1) with a display screen arranged inside, it is characterized in that one side of the shell (1) is integrally connected with a support (2), a fixing plate (3) is fixedly arranged on the support (2), a cavity (5) communicated with the support (2) is arranged in the shell (1), a pipeline (6) is fixedly arranged in the cavity (5), a through hole (7) communicated with the interior of the shell (1) is fixedly arranged at the output end of the pipeline (6), a motor (8) is fixedly arranged in the support (2), and the output end of the motor (8) is fixedly connected with a rotating shaft (9), the output end of the rotating shaft (9) is fixedly provided with a heat dissipation fan (10), a lead screw (11) which is in transmission connection with the rotating shaft (9) is rotatably arranged on the shell (1), and the screw rod (11) is symmetrically and movably sleeved with matched nuts (13), a three-way pipe (14) communicated with the cavity (5) is fixedly arranged on the shell (1), a piston (15) is sleeved in the three-way pipe (14), a supporting plate (17) is fixedly arranged at the output end of the piston (15), a damping spring (16) is welded between the support plate (17) and the opening of the three-way pipe (14), and a connecting rod (18) is connected between the support plate (17) and the two nuts (13).

2. The LCD screen convenient for heat dissipation according to claim 1, wherein the housing (1) and the support (2) are both hollow structures, and the fixing plate (3) is fixedly provided with a bolt (4) detachably connected with the wall surface.

3. The LCD display screen convenient for heat dissipation according to claim 1, wherein the rotating shaft (9) is horizontally arranged, and the heat dissipation fan (10) is connected with one end of the rotating shaft (9) extending into the duct (6).

4. An LCD screen convenient for heat dissipation as defined in claim 3, wherein the lead screw (11) is horizontally disposed above the support (2), and a transmission belt (12) is connected between the rotating shaft (9) and the lead screw (11).

5. The LCD screen convenient for heat dissipation according to claim 4, wherein a one-way valve for controlling direction is fixedly installed in the three-way pipe (14), and the damping spring (16) is vertically welded at the lower end position of the piston (15) extending out of the three-way pipe (14).

6. The LCD screen convenient for heat dissipation of claim 5, wherein the two ends of the connecting rod (18) are respectively pin-connected with the supporting plate (17) and the nut (13), and the three-way pipe (14) is positioned above the screw rod (11).