CN219162512U

CN219162512U - Air guide pipe type uniform heat dissipation liquid crystal spliced screen

Info

Publication number: CN219162512U
Application number: CN202320042986.3U
Authority: CN
Inventors: 邹昌校
Original assignee: Foshan Nanhai Longmu Metal Products Co ltd
Current assignee: Foshan Nanhai Longmu Metal Products Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-09
Anticipated expiration: 2033-01-06

Abstract

The utility model relates to the technical field of liquid crystal spliced screens and provides an air guide pipe type uniform heat dissipation liquid crystal spliced screen which comprises a spliced outer frame, a large back plate arranged on the back surface of the spliced outer frame and a main control board arranged on the back surface of the large back plate, wherein a cover plate is sleeved outside the main control board and fixedly connected to the outer side wall of the spliced outer frame, an air guide pipe fitting is fixedly connected to the outer side wall of the spliced outer frame, the cover plate is communicated with the air guide pipe fitting, a fan is fixedly connected to the outer side wall of the main control board, an air inlet is formed in the outer side wall of the cover plate, and the air guide pipe fitting comprises a peripheral air pipe and a middle air pipe. Through the technical scheme, the problem that the conventional liquid crystal display radiating structure in the prior art only radiates heat generated by an electronic element on a back control panel, LEDs covered in an interlayer of a spliced frame cannot radiate effectively, local LEDs are easy to overheat and damage, and the whole spliced screen is expanded to be separated from the liquid crystal display due to overhigh temperature.

Description

Air guide pipe type uniform heat dissipation liquid crystal spliced screen

Technical Field

The utility model relates to the technical field of liquid crystal spliced screens, in particular to a wind guide pipe type uniform heat dissipation liquid crystal spliced screen.

Background

The liquid crystal spliced screen can be combined arbitrarily: the large screen splicing and the small screen splicing can be adopted, the single screen display can be realized, the whole screen splicing can be realized, the liquid crystal splicing screen is required to be provided with a backlight source, the light-emitting diode (LED) light bars are reasonably distributed and then are covered, and the incident light passes through the polarizing plate and then the liquid crystal.

At present, in the use process of a liquid crystal spliced screen in the prior art, a conventional liquid crystal screen radiating structure only radiates heat generated by an electronic element on a back control panel, an LED covered in an interlayer of a spliced frame cannot radiate effectively, local LED is easy to overheat and damage, and the whole spliced screen is expanded to be separated from the liquid crystal screen due to overhigh temperature. Therefore, the utility model provides the air guide pipe type uniform heat dissipation liquid crystal spliced screen.

Disclosure of Invention

The utility model provides an air guide pipe type uniform heat dissipation liquid crystal spliced screen, which solves the problems that a conventional liquid crystal screen heat dissipation structure in the related art only dissipates heat generated by electronic elements on a back control panel, LEDs covered in an interlayer of a spliced frame cannot effectively dissipate heat, local LEDs are easy to overheat and damage, and the whole spliced screen is expanded to be separated from the liquid crystal screen due to overhigh temperature.

The technical scheme of the utility model is as follows: the utility model provides a uniform heat dissipation liquid crystal spliced screen of guide duct type, includes concatenation frame, the big backplate that the concatenation frame back set up and its back-mounted main control board, the outside cover of main control board is equipped with the apron, apron fixed connection is on the lateral wall of big backplate, fixedly connected with wind-guiding pipe fitting on the lateral wall of big backplate, the apron is linked together with the guide duct piece, fixedly connected with fan on the lateral wall of main control board, the air intake has been seted up on the lateral wall of apron;

the air guide pipe piece comprises four peripheral air pipes and middle air pipes, wherein the number of the peripheral air pipes is four, the number of the middle air pipes is two, the four peripheral air pipes are communicated in sequence from beginning to end and are fixedly arranged on the outer side wall of the large back plate, the two peripheral air pipes are vertically distributed, the other two middle air pipes are transversely distributed, the middle air pipes are vertically distributed and are fixedly arranged on the outer side wall of the large back plate, and the two ends of the middle air pipes are fixedly communicated with the two transversely distributed peripheral air pipes respectively;

the top of apron, the peripheral tuber pipe of vertical distribution are close to the air outlet has all been seted up to one side that the peripheral tuber pipe of lateral distribution is close to the apron, the air outlet is square hole of array arrangement.

Preferably, ventilation openings are formed in the head end and the tail end of the middle air pipe, and the middle air pipe is communicated with the peripheral air pipes through the ventilation openings.

Preferably, the side position holes are formed in one side, close to the middle air pipe, of the cover plate, the outer side walls of the cover plate are communicated with the middle air pipes on the two sides through the side position holes, long openings are formed in the bottom of the cover plate, and the bottom of the cover plate is communicated with the peripheral air pipes which are distributed transversely through the long openings.

Preferably, a bracket is fixedly arranged on the outer side wall of the fan, and the bracket is fixedly arranged on the outer side wall of the main control board.

Preferably, the peripheral air pipe and the middle air pipe are made of aluminum alloy materials, and the outer side walls of the two peripheral air pipes which are vertically arranged are fixedly connected with hanging lugs and handles.

Preferably, the filter screen is connected to the outer side wall of the cover plate through bolts, and the filter screen is located in the air inlet.

The beneficial effects of the utility model are as follows:

1. according to the utility model, after the fan blows external air flow to the main control board in the cover plate, the electronic components are subjected to air cooling and heat dissipation, the blown air flow enters the middle air pipe and the inner parts of the peripheral air pipes, the air flow is blown to the two sides of the large back plate through the air outlets for heat dissipation and temperature reduction, and meanwhile, the air flow in the cover plate is blown to the middle part of the large back plate through the external air outlets for heat dissipation.

2. In the utility model, the air guide pipe piece is arranged on the back of the spliced outer frame, and the structural strength of the middle part and the periphery of the back of the spliced outer frame is enhanced by the middle air pipe and the peripheral air pipes, so that the overall structural strength of the liquid crystal spliced screen is improved.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic perspective view of the whole of the present utility model;

FIG. 2 is a schematic view of a cover plate according to the present utility model;

fig. 3 is a schematic structural view of a middle duct according to the present utility model.

In the figure: 1. splicing the outer frames; 11. a large backboard;

2. hanging lugs; 21. a handle;

3. an air outlet; 31. a vent; 32. an air inlet; 33. a filter screen;

4. a main control board; 41. a blower; 42. a bracket;

5. a cover plate; 51. a side hole; 52. a long opening;

6. an air guide pipe; 61. peripheral air pipes; 62. a middle air pipe.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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.

Example 1

As shown in fig. 1 to 3, the embodiment provides an air duct type uniform heat dissipation liquid crystal spliced screen, which comprises a spliced outer frame 1, a large back plate 11 arranged on the back surface of the spliced outer frame 1 and a main control board 4 arranged on the back surface of the spliced outer frame, wherein a cover plate 5 is sleeved outside the main control board 4, the cover plate 5 is fixedly connected to the outer side wall of the large back plate 11, an air duct piece 6 is fixedly connected to the outer side wall of the large back plate 11, the cover plate 5 is communicated with the air duct piece 6, a fan 41 is fixedly connected to the outer side wall of the main control board 4, and an air inlet 32 is formed in the outer side wall of the cover plate 5;

the air guide pipe piece 6 comprises four peripheral air pipes 61 and middle air pipes 62, wherein the number of the peripheral air pipes 61 is four, the number of the middle air pipes 62 is two, the four peripheral air pipes 61 are communicated in sequence from beginning to end and fixedly arranged on the outer side wall of the large back plate 11, the two peripheral air pipes 61 are vertically distributed, the other two middle air pipes 62 are transversely distributed, the middle air pipes 62 are vertically distributed and fixedly arranged on the outer side wall of the large back plate 11, and the two ends of the middle air pipes 62 are fixedly communicated with the two transversely distributed peripheral air pipes 61 respectively;

the top of apron 5, the peripheral tuber pipe 61 of vertical distribution all has seted up air outlet 3 near the side of the peripheral tuber pipe 61 of middle part tuber pipe 62 and the lateral distribution near the apron 5, and air outlet 3 is the square hole of array arrangement.

The front end and the rear end of the middle air pipe 62 are respectively provided with a vent 31, and the middle air pipe 62 is communicated with the peripheral air pipes 61 through the vents 31; the side of the cover plate 5, which is close to the middle air pipe 62, is provided with side position holes 51, the outer side wall of the cover plate 5 is communicated with the middle air pipes 62 at the two sides through the side position holes 51, the bottom of the cover plate 5 is provided with long openings 52, and the bottom of the cover plate 5 is communicated with the peripheral air pipes 61 which are transversely distributed through the long openings 52; the support 42 is fixedly arranged on the outer side wall of the fan 41, the support 42 is fixedly arranged on the outer side wall of the main control board 4, the support 42 is a damping support 42, and the influence of vibration generated by the operation of the fan 41 on the main control board 4 is reduced.

In this embodiment, when in use, the fan 41 operates on the bracket 42, external air is introduced into the cover plate 5 through the air inlet 32, and is blown to the electronic component on the main control board 4 through the opening on the bracket 42, air cooling and heat dissipation are performed, the blown air flow enters the middle air pipe 62 and the peripheral air pipes 61 on both sides through the side holes 51 and the long openings 52, part of the air flow in the middle air pipe 62 is blown to both sides of the back of the spliced outer frame 1 through the air outlet 3, and the other part of the air flow is LED into the peripheral air pipes 61 on both ends of the spliced outer frame through the air outlet 31, and the air flow in the peripheral air pipes 61 is blown to the middle part and both sides of the back of the large back plate 11 through the row of air outlets 3, so that the heat dissipation air flow covers the whole large back plate 11, and the heat dissipation and the temperature reduction are performed on the large back plate 11, so that the LED lamps mounted on the inner side of the large back plate 11 are prevented from being subjected to heat dissipation and heat reduction treatment, and the LED lamp strips on the inner side of the large back plate 11 are not subjected to local damage caused by long-term operation, and the frame expansion caused by the whole temperature of the spliced screen is prevented from being separated from the liquid crystal screen.

Example 2

As shown in fig. 1 and fig. 2, based on the same concept as that of the above embodiment 1, the present embodiment further proposes that the peripheral air duct 61 and the middle air duct 62 are made of aluminum alloy, and the outer side walls of the two vertically arranged peripheral air ducts 61 are fixedly connected with the hanging lugs 2 and the handles 21, wherein the hanging lugs 2 are used when hanging the wall, and the handles 21 are used when carrying and splicing the outer frame 1; the filter screen 33 is connected to the outer side wall of the cover plate 5 through bolts, and the filter screen 33 is located in the air inlet 32.

In this embodiment, the fan blades in the fan 41 rotate, so that in the process of introducing external air into the cover plate 5 through the air inlet 32, sundries and garbage in the air are intercepted outside the air inlet 32, and the external air entering the cover plate 5 can be effectively filtered.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a uniform heat dissipation liquid crystal spliced screen of guide duct formula, includes concatenation frame (1), big backplate (11) that concatenation frame (1) back set up and its back-mounted main control board (4), a serial communication port, the outside cover of main control board (4) is equipped with apron (5), apron (5) fixed connection is on the lateral wall of big backplate (11), fixedly connected with wind pipe fitting (6) on the lateral wall of big backplate (11), apron (5) are linked together with guide duct fitting (6), fixedly connected with fan (41) on the lateral wall of main control board (4), air intake (32) have been seted up on the lateral wall of apron (5);

the air guide pipe fitting (6) comprises four peripheral air pipes (61) and four middle air pipes (62), the four peripheral air pipes (61) are communicated with each other in sequence from beginning to end and fixedly installed on the outer side wall of the splicing outer frame (1), the two peripheral air pipes (61) are vertically distributed, the other two middle air pipes (62) are transversely distributed, the middle air pipes (62) are vertically distributed and fixedly installed on the outer side wall of the large back plate (11), and two ends of the middle air pipes (62) are fixedly communicated with the two transversely distributed peripheral air pipes (61) respectively;

the air outlet (3) is formed in one side, close to the middle air pipe (62), of the top of the cover plate (5) and the side, close to the cover plate (5), of the peripheral air pipes (61) which are vertically distributed and one side, close to the cover plate (5), of the peripheral air pipes (61) which are transversely distributed, and the air outlet (3) is a square hole which is distributed in an array mode.

2. The air duct type uniform heat dissipation liquid crystal spliced screen as claimed in claim 1, wherein ventilation openings (31) are formed in the front end and the rear end of the middle air duct (62), and the middle air duct (62) is communicated with the peripheral air duct (61) through the ventilation openings (31).

3. The air guide pipe type uniform heat dissipation liquid crystal spliced screen according to claim 1, wherein side position holes (51) are formed in one side, close to a middle air pipe (62), of each cover plate (5), the outer side walls of the cover plates (5) are communicated with the middle air pipes (62) on the two sides through the side position holes (51), long openings (52) are formed in the bottoms of the cover plates (5), and the bottoms of the cover plates (5) are communicated with peripheral air pipes (61) which are distributed transversely through the long openings (52).

4. The air duct type uniform heat dissipation liquid crystal spliced screen as claimed in claim 1, wherein a bracket (42) is fixedly arranged on the outer side wall of the fan (41), and the bracket (42) is fixedly arranged on the outer side wall of the main control board (4).

5. The air duct type uniform heat dissipation liquid crystal spliced screen as claimed in claim 1, wherein the peripheral air duct (61) and the middle air duct (62) are made of aluminum alloy materials, and the outer side walls of the two peripheral air ducts (61) which are vertically arranged are fixedly connected with hanging lugs (2) and handles (21).

6. The air guide pipe type uniform heat dissipation liquid crystal spliced screen according to claim 1, wherein a filter screen (33) is connected to the outer side wall of the cover plate (5) through bolts, and the filter screen (33) is located in the air inlet (32).